diff options
Diffstat (limited to 'drivers')
328 files changed, 2990 insertions, 1387 deletions
diff --git a/drivers/accel/ivpu/ivpu_drv.c b/drivers/accel/ivpu/ivpu_drv.c index 467a60235370..7e9359611d69 100644 --- a/drivers/accel/ivpu/ivpu_drv.c +++ b/drivers/accel/ivpu/ivpu_drv.c @@ -367,14 +367,19 @@ int ivpu_boot(struct ivpu_device *vdev) return 0; } -int ivpu_shutdown(struct ivpu_device *vdev) +void ivpu_prepare_for_reset(struct ivpu_device *vdev) { - int ret; - ivpu_hw_irq_disable(vdev); disable_irq(vdev->irq); ivpu_ipc_disable(vdev); ivpu_mmu_disable(vdev); +} + +int ivpu_shutdown(struct ivpu_device *vdev) +{ + int ret; + + ivpu_prepare_for_reset(vdev); ret = ivpu_hw_power_down(vdev); if (ret) diff --git a/drivers/accel/ivpu/ivpu_drv.h b/drivers/accel/ivpu/ivpu_drv.h index 03b3d6532fb6..2adc349126bb 100644 --- a/drivers/accel/ivpu/ivpu_drv.h +++ b/drivers/accel/ivpu/ivpu_drv.h @@ -151,6 +151,7 @@ void ivpu_file_priv_put(struct ivpu_file_priv **link); int ivpu_boot(struct ivpu_device *vdev); int ivpu_shutdown(struct ivpu_device *vdev); +void ivpu_prepare_for_reset(struct ivpu_device *vdev); static inline u8 ivpu_revision(struct ivpu_device *vdev) { diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c index 0191cf8e5964..a277bbae78fc 100644 --- a/drivers/accel/ivpu/ivpu_fw.c +++ b/drivers/accel/ivpu/ivpu_fw.c @@ -220,8 +220,7 @@ static int ivpu_fw_mem_init(struct ivpu_device *vdev) if (ret) return ret; - fw->mem = ivpu_bo_alloc_internal(vdev, fw->runtime_addr, fw->runtime_size, - DRM_IVPU_BO_CACHED | DRM_IVPU_BO_NOSNOOP); + fw->mem = ivpu_bo_alloc_internal(vdev, fw->runtime_addr, fw->runtime_size, DRM_IVPU_BO_WC); if (!fw->mem) { ivpu_err(vdev, "Failed to allocate firmware runtime memory\n"); return -ENOMEM; @@ -331,7 +330,7 @@ int ivpu_fw_load(struct ivpu_device *vdev) memset(start, 0, size); } - clflush_cache_range(fw->mem->kvaddr, fw->mem->base.size); + wmb(); /* Flush WC buffers after writing fw->mem */ return 0; } @@ -433,7 +432,7 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params if (!ivpu_fw_is_cold_boot(vdev)) { boot_params->save_restore_ret_address = 0; vdev->pm->is_warmboot = true; - clflush_cache_range(vdev->fw->mem->kvaddr, SZ_4K); + wmb(); /* Flush WC buffers after writing save_restore_ret_address */ return; } @@ -495,7 +494,7 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params boot_params->punit_telemetry_sram_size = ivpu_hw_reg_telemetry_size_get(vdev); boot_params->vpu_telemetry_enable = ivpu_hw_reg_telemetry_enable_get(vdev); - clflush_cache_range(vdev->fw->mem->kvaddr, SZ_4K); + wmb(); /* Flush WC buffers after writing bootparams */ ivpu_fw_boot_params_print(vdev, boot_params); } diff --git a/drivers/accel/ivpu/ivpu_gem.h b/drivers/accel/ivpu/ivpu_gem.h index f4130586ff1b..6b0ceda5f253 100644 --- a/drivers/accel/ivpu/ivpu_gem.h +++ b/drivers/accel/ivpu/ivpu_gem.h @@ -8,8 +8,6 @@ #include <drm/drm_gem.h> #include <drm/drm_mm.h> -#define DRM_IVPU_BO_NOSNOOP 0x10000000 - struct dma_buf; struct ivpu_bo_ops; struct ivpu_file_priv; @@ -85,9 +83,6 @@ static inline u32 ivpu_bo_cache_mode(struct ivpu_bo *bo) static inline bool ivpu_bo_is_snooped(struct ivpu_bo *bo) { - if (bo->flags & DRM_IVPU_BO_NOSNOOP) - return false; - return ivpu_bo_cache_mode(bo) == DRM_IVPU_BO_CACHED; } diff --git a/drivers/accel/ivpu/ivpu_hw.h b/drivers/accel/ivpu/ivpu_hw.h index ab341237bcf9..1079e06255ba 100644 --- a/drivers/accel/ivpu/ivpu_hw.h +++ b/drivers/accel/ivpu/ivpu_hw.h @@ -13,6 +13,7 @@ struct ivpu_hw_ops { int (*power_up)(struct ivpu_device *vdev); int (*boot_fw)(struct ivpu_device *vdev); int (*power_down)(struct ivpu_device *vdev); + int (*reset)(struct ivpu_device *vdev); bool (*is_idle)(struct ivpu_device *vdev); void (*wdt_disable)(struct ivpu_device *vdev); void (*diagnose_failure)(struct ivpu_device *vdev); @@ -91,6 +92,13 @@ static inline int ivpu_hw_power_down(struct ivpu_device *vdev) return vdev->hw->ops->power_down(vdev); }; +static inline int ivpu_hw_reset(struct ivpu_device *vdev) +{ + ivpu_dbg(vdev, PM, "HW reset\n"); + + return vdev->hw->ops->reset(vdev); +}; + static inline void ivpu_hw_wdt_disable(struct ivpu_device *vdev) { vdev->hw->ops->wdt_disable(vdev); diff --git a/drivers/accel/ivpu/ivpu_hw_37xx.c b/drivers/accel/ivpu/ivpu_hw_37xx.c index 9eae1c241bc0..18be8b98e9a8 100644 --- a/drivers/accel/ivpu/ivpu_hw_37xx.c +++ b/drivers/accel/ivpu/ivpu_hw_37xx.c @@ -940,9 +940,6 @@ static u32 ivpu_hw_37xx_irqb_handler(struct ivpu_device *vdev, int irq) if (status == 0) return 0; - /* Disable global interrupt before handling local buttress interrupts */ - REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x1); - if (REG_TEST_FLD(VPU_37XX_BUTTRESS_INTERRUPT_STAT, FREQ_CHANGE, status)) ivpu_dbg(vdev, IRQ, "FREQ_CHANGE irq: %08x", REGB_RD32(VPU_37XX_BUTTRESS_CURRENT_PLL)); @@ -974,9 +971,6 @@ static u32 ivpu_hw_37xx_irqb_handler(struct ivpu_device *vdev, int irq) else REGB_WR32(VPU_37XX_BUTTRESS_INTERRUPT_STAT, status); - /* Re-enable global interrupt */ - REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x0); - if (schedule_recovery) ivpu_pm_schedule_recovery(vdev); @@ -988,9 +982,14 @@ static irqreturn_t ivpu_hw_37xx_irq_handler(int irq, void *ptr) struct ivpu_device *vdev = ptr; u32 ret_irqv, ret_irqb; + REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x1); + ret_irqv = ivpu_hw_37xx_irqv_handler(vdev, irq); ret_irqb = ivpu_hw_37xx_irqb_handler(vdev, irq); + /* Re-enable global interrupts to re-trigger MSI for pending interrupts */ + REGB_WR32(VPU_37XX_BUTTRESS_GLOBAL_INT_MASK, 0x0); + return IRQ_RETVAL(ret_irqb | ret_irqv); } @@ -1029,6 +1028,7 @@ const struct ivpu_hw_ops ivpu_hw_37xx_ops = { .power_up = ivpu_hw_37xx_power_up, .is_idle = ivpu_hw_37xx_is_idle, .power_down = ivpu_hw_37xx_power_down, + .reset = ivpu_hw_37xx_reset, .boot_fw = ivpu_hw_37xx_boot_fw, .wdt_disable = ivpu_hw_37xx_wdt_disable, .diagnose_failure = ivpu_hw_37xx_diagnose_failure, diff --git a/drivers/accel/ivpu/ivpu_hw_40xx.c b/drivers/accel/ivpu/ivpu_hw_40xx.c index 8bdb59a45da6..85171a408363 100644 --- a/drivers/accel/ivpu/ivpu_hw_40xx.c +++ b/drivers/accel/ivpu/ivpu_hw_40xx.c @@ -1179,6 +1179,7 @@ const struct ivpu_hw_ops ivpu_hw_40xx_ops = { .power_up = ivpu_hw_40xx_power_up, .is_idle = ivpu_hw_40xx_is_idle, .power_down = ivpu_hw_40xx_power_down, + .reset = ivpu_hw_40xx_reset, .boot_fw = ivpu_hw_40xx_boot_fw, .wdt_disable = ivpu_hw_40xx_wdt_disable, .diagnose_failure = ivpu_hw_40xx_diagnose_failure, diff --git a/drivers/accel/ivpu/ivpu_mmu_context.c b/drivers/accel/ivpu/ivpu_mmu_context.c index 1d2e554e2c4a..ce94f4029127 100644 --- a/drivers/accel/ivpu/ivpu_mmu_context.c +++ b/drivers/accel/ivpu/ivpu_mmu_context.c @@ -11,6 +11,7 @@ #include "ivpu_mmu.h" #include "ivpu_mmu_context.h" +#define IVPU_MMU_VPU_ADDRESS_MASK GENMASK(47, 12) #define IVPU_MMU_PGD_INDEX_MASK GENMASK(47, 39) #define IVPU_MMU_PUD_INDEX_MASK GENMASK(38, 30) #define IVPU_MMU_PMD_INDEX_MASK GENMASK(29, 21) @@ -328,12 +329,8 @@ ivpu_mmu_context_map_sgt(struct ivpu_device *vdev, struct ivpu_mmu_context *ctx, if (!IS_ALIGNED(vpu_addr, IVPU_MMU_PAGE_SIZE)) return -EINVAL; - /* - * VPU is only 32 bit, but DMA engine is 38 bit - * Ranges < 2 GB are reserved for VPU internal registers - * Limit range to 8 GB - */ - if (vpu_addr < SZ_2G || vpu_addr > SZ_8G) + + if (vpu_addr & ~IVPU_MMU_VPU_ADDRESS_MASK) return -EINVAL; prot = IVPU_MMU_ENTRY_MAPPED; diff --git a/drivers/accel/ivpu/ivpu_pm.c b/drivers/accel/ivpu/ivpu_pm.c index e6f27daf5560..ffff2496e8e8 100644 --- a/drivers/accel/ivpu/ivpu_pm.c +++ b/drivers/accel/ivpu/ivpu_pm.c @@ -261,7 +261,8 @@ void ivpu_pm_reset_prepare_cb(struct pci_dev *pdev) ivpu_dbg(vdev, PM, "Pre-reset..\n"); atomic_inc(&vdev->pm->reset_counter); atomic_set(&vdev->pm->in_reset, 1); - ivpu_shutdown(vdev); + ivpu_prepare_for_reset(vdev); + ivpu_hw_reset(vdev); ivpu_pm_prepare_cold_boot(vdev); ivpu_jobs_abort_all(vdev); ivpu_dbg(vdev, PM, "Pre-reset done.\n"); diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c index c711db8a9c33..0f5218e361df 100644 --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -12,6 +12,7 @@ #define pr_fmt(fmt) "ACPI: " fmt #include <linux/acpi.h> +#include <linux/cpu.h> #include <linux/device.h> #include <linux/dmi.h> #include <linux/kernel.h> diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index f41dda2d3493..a4aa53b7e2bb 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -1410,10 +1410,10 @@ static int __init acpi_init(void) acpi_init_ffh(); pci_mmcfg_late_init(); - acpi_arm_init(); acpi_viot_early_init(); acpi_hest_init(); acpi_ghes_init(); + acpi_arm_init(); acpi_scan_init(); acpi_ec_init(); acpi_debugfs_init(); diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 660834a49c1f..c95d0edb0be9 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -1915,6 +1915,17 @@ static const struct dmi_system_id ec_dmi_table[] __initconst = { }, { /* + * HP Pavilion Gaming Laptop 15-dk1xxx + * https://github.com/systemd/systemd/issues/28942 + */ + .callback = ec_honor_dsdt_gpe, + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "HP"), + DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion Gaming Laptop 15-dk1xxx"), + }, + }, + { + /* * Samsung hardware * https://bugzilla.kernel.org/show_bug.cgi?id=44161 */ diff --git a/drivers/acpi/irq.c b/drivers/acpi/irq.c index c2c786eb95ab..1687483ff319 100644 --- a/drivers/acpi/irq.c +++ b/drivers/acpi/irq.c @@ -57,6 +57,7 @@ int acpi_register_gsi(struct device *dev, u32 gsi, int trigger, int polarity) { struct irq_fwspec fwspec; + unsigned int irq; fwspec.fwnode = acpi_get_gsi_domain_id(gsi); if (WARN_ON(!fwspec.fwnode)) { @@ -68,7 +69,11 @@ int acpi_register_gsi(struct device *dev, u32 gsi, int trigger, fwspec.param[1] = acpi_dev_get_irq_type(trigger, polarity); fwspec.param_count = 2; - return irq_create_fwspec_mapping(&fwspec); + irq = irq_create_fwspec_mapping(&fwspec); + if (!irq) + return -EINVAL; + + return irq; } EXPORT_SYMBOL_GPL(acpi_register_gsi); diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c index f96bf32cd368..7d88db451cfb 100644 --- a/drivers/acpi/nfit/core.c +++ b/drivers/acpi/nfit/core.c @@ -3339,6 +3339,16 @@ static int acpi_nfit_add(struct acpi_device *adev) acpi_size sz; int rc = 0; + rc = acpi_dev_install_notify_handler(adev, ACPI_DEVICE_NOTIFY, + acpi_nfit_notify); + if (rc) + return rc; + + rc = devm_add_action_or_reset(dev, acpi_nfit_remove_notify_handler, + adev); + if (rc) + return rc; + status = acpi_get_table(ACPI_SIG_NFIT, 0, &tbl); if (ACPI_FAILURE(status)) { /* The NVDIMM root device allows OS to trigger enumeration of @@ -3386,17 +3396,7 @@ static int acpi_nfit_add(struct acpi_device *adev) if (rc) return rc; - rc = devm_add_action_or_reset(dev, acpi_nfit_shutdown, acpi_desc); - if (rc) - return rc; - - rc = acpi_dev_install_notify_handler(adev, ACPI_DEVICE_NOTIFY, - acpi_nfit_notify); - if (rc) - return rc; - - return devm_add_action_or_reset(dev, acpi_nfit_remove_notify_handler, - adev); + return devm_add_action_or_reset(dev, acpi_nfit_shutdown, acpi_desc); } static void acpi_nfit_update_notify(struct device *dev, acpi_handle handle) diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index 32cfa3f4efd3..297a88587031 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -440,6 +440,13 @@ static const struct dmi_system_id asus_laptop[] = { }, }, { + .ident = "Asus ExpertBook B1402CBA", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), + DMI_MATCH(DMI_BOARD_NAME, "B1402CBA"), + }, + }, + { .ident = "Asus ExpertBook B1502CBA", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."), @@ -500,16 +507,23 @@ static const struct dmi_system_id maingear_laptop[] = { static const struct dmi_system_id pcspecialist_laptop[] = { { - .ident = "PCSpecialist Elimina Pro 16 M", - /* - * Some models have product-name "Elimina Pro 16 M", - * others "GM6BGEQ". Match on board-name to match both. - */ + /* TongFang GM6BGEQ / PCSpecialist Elimina Pro 16 M, RTX 3050 */ .matches = { - DMI_MATCH(DMI_SYS_VENDOR, "PCSpecialist"), DMI_MATCH(DMI_BOARD_NAME, "GM6BGEQ"), }, }, + { + /* TongFang GM6BG5Q, RTX 4050 */ + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "GM6BG5Q"), + }, + }, + { + /* TongFang GM6BG0Q / PCSpecialist Elimina Pro 16 M, RTX 4060 */ + .matches = { + DMI_MATCH(DMI_BOARD_NAME, "GM6BG0Q"), + }, + }, { } }; diff --git a/drivers/android/binder.c b/drivers/android/binder.c index 367afac5f1bf..92128aae2d06 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -4812,6 +4812,8 @@ static void binder_release_work(struct binder_proc *proc, "undelivered TRANSACTION_ERROR: %u\n", e->cmd); } break; + case BINDER_WORK_TRANSACTION_PENDING: + case BINDER_WORK_TRANSACTION_ONEWAY_SPAM_SUSPECT: case BINDER_WORK_TRANSACTION_COMPLETE: { binder_debug(BINDER_DEBUG_DEAD_TRANSACTION, "undelivered TRANSACTION_COMPLETE\n"); diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index a371b497035e..3a957c4da409 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1053,10 +1053,11 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev) /* * Ask the sd driver to issue START STOP UNIT on runtime suspend - * and resume only. For system level suspend/resume, devices - * power state is handled directly by libata EH. + * and resume and shutdown only. For system level suspend/resume, + * devices power state is handled directly by libata EH. */ sdev->manage_runtime_start_stop = true; + sdev->manage_shutdown = true; } /* diff --git a/drivers/ata/pata_parport/fit3.c b/drivers/ata/pata_parport/fit3.c index bad7aa920cdc..d2b81cf2e16d 100644 --- a/drivers/ata/pata_parport/fit3.c +++ b/drivers/ata/pata_parport/fit3.c @@ -9,11 +9,6 @@ * * The TD-2000 and certain older devices use a different protocol. * Try the fit2 protocol module with them. - * - * NB: The FIT adapters do not appear to support the control - * registers. So, we map ALT_STATUS to STATUS and NO-OP writes - * to the device control register - this means that IDE reset - * will not work on these devices. */ #include <linux/module.h> @@ -37,8 +32,7 @@ static void fit3_write_regr(struct pi_adapter *pi, int cont, int regr, int val) { - if (cont == 1) - return; + regr += cont << 3; switch (pi->mode) { case 0: @@ -59,11 +53,7 @@ static int fit3_read_regr(struct pi_adapter *pi, int cont, int regr) { int a, b; - if (cont) { - if (regr != 6) - return 0xff; - regr = 7; - } + regr += cont << 3; switch (pi->mode) { case 0: diff --git a/drivers/ata/pata_parport/pata_parport.c b/drivers/ata/pata_parport/pata_parport.c index 1af64d435d3c..a7adfdcb5e27 100644 --- a/drivers/ata/pata_parport/pata_parport.c +++ b/drivers/ata/pata_parport/pata_parport.c @@ -51,6 +51,13 @@ static void pata_parport_dev_select(struct ata_port *ap, unsigned int device) ata_sff_pause(ap); } +static void pata_parport_set_devctl(struct ata_port *ap, u8 ctl) +{ + struct pi_adapter *pi = ap->host->private_data; + + pi->proto->write_regr(pi, 1, 6, ctl); +} + static bool pata_parport_devchk(struct ata_port *ap, unsigned int device) { struct pi_adapter *pi = ap->host->private_data; @@ -64,7 +71,7 @@ static bool pata_parport_devchk(struct ata_port *ap, unsigned int device) pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0xaa); pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0x55); - pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 055); + pi->proto->write_regr(pi, 0, ATA_REG_NSECT, 0x55); pi->proto->write_regr(pi, 0, ATA_REG_LBAL, 0xaa); nsect = pi->proto->read_regr(pi, 0, ATA_REG_NSECT); @@ -73,6 +80,72 @@ static bool pata_parport_devchk(struct ata_port *ap, unsigned int device) return (nsect == 0x55) && (lbal == 0xaa); } +static int pata_parport_wait_after_reset(struct ata_link *link, + unsigned int devmask, + unsigned long deadline) +{ + struct ata_port *ap = link->ap; + struct pi_adapter *pi = ap->host->private_data; + unsigned int dev0 = devmask & (1 << 0); + unsigned int dev1 = devmask & (1 << 1); + int rc, ret = 0; + + ata_msleep(ap, ATA_WAIT_AFTER_RESET); + + /* always check readiness of the master device */ + rc = ata_sff_wait_ready(link, deadline); + if (rc) { + /* + * some adapters return bogus values if master device is not + * present, so don't abort now if a slave device is present + */ + if (!dev1) + return rc; + ret = -ENODEV; + } + + /* + * if device 1 was found in ata_devchk, wait for register + * access briefly, then wait for BSY to clear. + */ + if (dev1) { + int i; + + pata_parport_dev_select(ap, 1); + + /* + * Wait for register access. Some ATAPI devices fail + * to set nsect/lbal after reset, so don't waste too + * much time on it. We're gonna wait for !BSY anyway. + */ + for (i = 0; i < 2; i++) { + u8 nsect, lbal; + + nsect = pi->proto->read_regr(pi, 0, ATA_REG_NSECT); + lbal = pi->proto->read_regr(pi, 0, ATA_REG_LBAL); + if (nsect == 1 && lbal == 1) + break; + /* give drive a breather */ + ata_msleep(ap, 50); + } + + rc = ata_sff_wait_ready(link, deadline); + if (rc) { + if (rc != -ENODEV) + return rc; + ret = rc; + } + } + + pata_parport_dev_select(ap, 0); + if (dev1) + pata_parport_dev_select(ap, 1); + if (dev0) + pata_parport_dev_select(ap, 0); + + return ret; +} + static int pata_parport_bus_softreset(struct ata_port *ap, unsigned int devmask, unsigned long deadline) { @@ -87,7 +160,7 @@ static int pata_parport_bus_softreset(struct ata_port *ap, unsigned int devmask, ap->last_ctl = ap->ctl; /* wait the port to become ready */ - return ata_sff_wait_after_reset(&ap->link, devmask, deadline); + return pata_parport_wait_after_reset(&ap->link, devmask, deadline); } static int pata_parport_softreset(struct ata_link *link, unsigned int *classes, @@ -252,6 +325,7 @@ static struct ata_port_operations pata_parport_port_ops = { .hardreset = NULL, .sff_dev_select = pata_parport_dev_select, + .sff_set_devctl = pata_parport_set_devctl, .sff_check_status = pata_parport_check_status, .sff_check_altstatus = pata_parport_check_altstatus, .sff_tf_load = pata_parport_tf_load, diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c index 884cb51c8f67..234a84ecde8b 100644 --- a/drivers/base/regmap/regmap.c +++ b/drivers/base/regmap/regmap.c @@ -1478,7 +1478,7 @@ static int dev_get_regmap_match(struct device *dev, void *res, void *data) /* If the user didn't specify a name match any */ if (data) - return !strcmp((*r)->name, data); + return (*r)->name && !strcmp((*r)->name, data); else return 1; } diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c index 84c2c2e1122f..277d039ecbb4 100644 --- a/drivers/bluetooth/btrtl.c +++ b/drivers/bluetooth/btrtl.c @@ -962,13 +962,10 @@ static void btrtl_dmp_hdr(struct hci_dev *hdev, struct sk_buff *skb) skb_put_data(skb, buf, strlen(buf)); } -static int btrtl_register_devcoredump_support(struct hci_dev *hdev) +static void btrtl_register_devcoredump_support(struct hci_dev *hdev) { - int err; + hci_devcd_register(hdev, btrtl_coredump, btrtl_dmp_hdr, NULL); - err = hci_devcd_register(hdev, btrtl_coredump, btrtl_dmp_hdr, NULL); - - return err; } void btrtl_set_driver_name(struct hci_dev *hdev, const char *driver_name) @@ -1255,8 +1252,7 @@ int btrtl_download_firmware(struct hci_dev *hdev, } done: - if (!err) - err = btrtl_register_devcoredump_support(hdev); + btrtl_register_devcoredump_support(hdev); return err; } diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c index 40e2b9fa11a2..f3892e9ce800 100644 --- a/drivers/bluetooth/hci_vhci.c +++ b/drivers/bluetooth/hci_vhci.c @@ -74,7 +74,10 @@ static int vhci_send_frame(struct hci_dev *hdev, struct sk_buff *skb) struct vhci_data *data = hci_get_drvdata(hdev); memcpy(skb_push(skb, 1), &hci_skb_pkt_type(skb), 1); + + mutex_lock(&data->open_mutex); skb_queue_tail(&data->readq, skb); + mutex_unlock(&data->open_mutex); wake_up_interruptible(&data->read_wait); return 0; diff --git a/drivers/cache/Kconfig b/drivers/cache/Kconfig index a57677f908f3..d6e5e3abaad8 100644 --- a/drivers/cache/Kconfig +++ b/drivers/cache/Kconfig @@ -3,7 +3,7 @@ menu "Cache Drivers" config AX45MP_L2_CACHE bool "Andes Technology AX45MP L2 Cache controller" - depends on RISCV_DMA_NONCOHERENT + depends on RISCV select RISCV_NONSTANDARD_CACHE_OPS help Support for the L2 cache controller on Andes Technology AX45MP platforms. diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index c249f9791ae8..473563bc7496 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -3416,6 +3416,7 @@ static void possible_parent_show(struct seq_file *s, struct clk_core *core, unsigned int i, char terminator) { struct clk_core *parent; + const char *name = NULL; /* * Go through the following options to fetch a parent's name. @@ -3430,18 +3431,20 @@ static void possible_parent_show(struct seq_file *s, struct clk_core *core, * registered (yet). */ parent = clk_core_get_parent_by_index(core, i); - if (parent) + if (parent) { seq_puts(s, parent->name); - else if (core->parents[i].name) + } else if (core->parents[i].name) { seq_puts(s, core->parents[i].name); - else if (core->parents[i].fw_name) + } else if (core->parents[i].fw_name) { seq_printf(s, "<%s>(fw)", core->parents[i].fw_name); - else if (core->parents[i].index >= 0) - seq_puts(s, - of_clk_get_parent_name(core->of_node, - core->parents[i].index)); - else - seq_puts(s, "(missing)"); + } else { + if (core->parents[i].index >= 0) + name = of_clk_get_parent_name(core->of_node, core->parents[i].index); + if (!name) + name = "(missing)"; + + seq_puts(s, name); + } seq_putc(s, terminator); } diff --git a/drivers/clk/socfpga/clk-gate.c b/drivers/clk/socfpga/clk-gate.c index 8dd601bd8538..0a5a95e0267f 100644 --- a/drivers/clk/socfpga/clk-gate.c +++ b/drivers/clk/socfpga/clk-gate.c @@ -87,10 +87,8 @@ static int socfpga_clk_set_parent(struct clk_hw *hwclk, u8 parent) return 0; } -static unsigned long socfpga_clk_recalc_rate(struct clk_hw *hwclk, - unsigned long parent_rate) +static u32 socfpga_clk_get_div(struct socfpga_gate_clk *socfpgaclk) { - struct socfpga_gate_clk *socfpgaclk = to_socfpga_gate_clk(hwclk); u32 div = 1, val; if (socfpgaclk->fixed_div) @@ -105,12 +103,33 @@ static unsigned long socfpga_clk_recalc_rate(struct clk_hw *hwclk, div = (1 << val); } + return div; +} + +static unsigned long socfpga_clk_recalc_rate(struct clk_hw *hwclk, + unsigned long parent_rate) +{ + struct socfpga_gate_clk *socfpgaclk = to_socfpga_gate_clk(hwclk); + u32 div = socfpga_clk_get_div(socfpgaclk); + return parent_rate / div; } + +static int socfpga_clk_determine_rate(struct clk_hw *hwclk, + struct clk_rate_request *req) +{ + struct socfpga_gate_clk *socfpgaclk = to_socfpga_gate_clk(hwclk); + u32 div = socfpga_clk_get_div(socfpgaclk); + + req->rate = req->best_parent_rate / div; + + return 0; +} + static struct clk_ops gateclk_ops = { .recalc_rate = socfpga_clk_recalc_rate, - .determine_rate = clk_hw_determine_rate_no_reparent, + .determine_rate = socfpga_clk_determine_rate, .get_parent = socfpga_clk_get_parent, .set_parent = socfpga_clk_set_parent, }; diff --git a/drivers/clk/stm32/clk-stm32-core.c b/drivers/clk/stm32/clk-stm32-core.c index d5aa09e9fce4..067b918a8894 100644 --- a/drivers/clk/stm32/clk-stm32-core.c +++ b/drivers/clk/stm32/clk-stm32-core.c @@ -431,7 +431,7 @@ static int clk_stm32_composite_determine_rate(struct clk_hw *hw, { struct clk_stm32_composite *composite = to_clk_stm32_composite(hw); const struct stm32_div_cfg *divider; - unsigned long rate; + long rate; if (composite->div_id == NO_STM32_DIV) return 0; diff --git a/drivers/clk/ti/clk-44xx.c b/drivers/clk/ti/clk-44xx.c index 868bc7af21b0..9b2824ed785b 100644 --- a/drivers/clk/ti/clk-44xx.c +++ b/drivers/clk/ti/clk-44xx.c @@ -749,9 +749,14 @@ static struct ti_dt_clk omap44xx_clks[] = { DT_CLK(NULL, "mcbsp1_sync_mux_ck", "abe-clkctrl:0028:26"), DT_CLK(NULL, "mcbsp2_sync_mux_ck", "abe-clkctrl:0030:26"), DT_CLK(NULL, "mcbsp3_sync_mux_ck", "abe-clkctrl:0038:26"), + DT_CLK("40122000.mcbsp", "prcm_fck", "abe-clkctrl:0028:26"), + DT_CLK("40124000.mcbsp", "prcm_fck", "abe-clkctrl:0030:26"), + DT_CLK("40126000.mcbsp", "prcm_fck", "abe-clkctrl:0038:26"), DT_CLK(NULL, "mcbsp4_sync_mux_ck", "l4-per-clkctrl:00c0:26"), + DT_CLK("48096000.mcbsp", "prcm_fck", "l4-per-clkctrl:00c0:26"), DT_CLK(NULL, "ocp2scp_usb_phy_phy_48m", "l3-init-clkctrl:00c0:8"), DT_CLK(NULL, "otg_60m_gfclk", "l3-init-clkctrl:0040:24"), + DT_CLK(NULL, "pad_fck", "pad_clks_ck"), DT_CLK(NULL, "per_mcbsp4_gfclk", "l4-per-clkctrl:00c0:24"), DT_CLK(NULL, "pmd_stm_clock_mux_ck", "emu-sys-clkctrl:0000:20"), DT_CLK(NULL, "pmd_trace_clk_mux_ck", "emu-sys-clkctrl:0000:22"), diff --git a/drivers/clk/ti/clk-54xx.c b/drivers/clk/ti/clk-54xx.c index b4aff76eb373..74dfd5823f83 100644 --- a/drivers/clk/ti/clk-54xx.c +++ b/drivers/clk/ti/clk-54xx.c @@ -565,15 +565,19 @@ static struct ti_dt_clk omap54xx_clks[] = { DT_CLK(NULL, "gpio8_dbclk", "l4per-clkctrl:00f8:8"), DT_CLK(NULL, "mcbsp1_gfclk", "abe-clkctrl:0028:24"), DT_CLK(NULL, "mcbsp1_sync_mux_ck", "abe-clkctrl:0028:26"), + DT_CLK("40122000.mcbsp", "prcm_fck", "abe-clkctrl:0028:26"), DT_CLK(NULL, "mcbsp2_gfclk", "abe-clkctrl:0030:24"), DT_CLK(NULL, "mcbsp2_sync_mux_ck", "abe-clkctrl:0030:26"), + DT_CLK("40124000.mcbsp", "prcm_fck", "abe-clkctrl:0030:26"), DT_CLK(NULL, "mcbsp3_gfclk", "abe-clkctrl:0038:24"), DT_CLK(NULL, "mcbsp3_sync_mux_ck", "abe-clkctrl:0038:26"), + DT_CLK("40126000.mcbsp", "prcm_fck", "abe-clkctrl:0038:26"), DT_CLK(NULL, "mmc1_32khz_clk", "l3init-clkctrl:0008:8"), DT_CLK(NULL, "mmc1_fclk", "l3init-clkctrl:0008:25"), DT_CLK(NULL, "mmc1_fclk_mux", "l3init-clkctrl:0008:24"), DT_CLK(NULL, "mmc2_fclk", "l3init-clkctrl:0010:25"), DT_CLK(NULL, "mmc2_fclk_mux", "l3init-clkctrl:0010:24"), + DT_CLK(NULL, "pad_fck", "pad_clks_ck"), DT_CLK(NULL, "sata_ref_clk", "l3init-clkctrl:0068:8"), DT_CLK(NULL, "timer10_gfclk_mux", "l4per-clkctrl:0008:24"), DT_CLK(NULL, "timer11_gfclk_mux", "l4per-clkctrl:0010:24"), diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c index 05d562e9c8b1..44b19e696176 100644 --- a/drivers/connector/cn_proc.c +++ b/drivers/connector/cn_proc.c @@ -54,7 +54,7 @@ static int cn_filter(struct sock *dsk, struct sk_buff *skb, void *data) enum proc_cn_mcast_op mc_op; uintptr_t val; - if (!dsk || !data) + if (!dsk || !dsk->sk_user_data || !data) return 0; ptr = (__u32 *)data; diff --git a/drivers/counter/counter-chrdev.c b/drivers/counter/counter-chrdev.c index 80acdf62794a..afc94d0062b1 100644 --- a/drivers/counter/counter-chrdev.c +++ b/drivers/counter/counter-chrdev.c @@ -247,8 +247,8 @@ static int counter_get_ext(const struct counter_comp *const ext, if (*id == component_id) return 0; - if (ext->type == COUNTER_COMP_ARRAY) { - element = ext->priv; + if (ext[*ext_idx].type == COUNTER_COMP_ARRAY) { + element = ext[*ext_idx].priv; if (component_id - *id < element->length) return 0; diff --git a/drivers/counter/microchip-tcb-capture.c b/drivers/counter/microchip-tcb-capture.c index 975e431d1590..b3e615cbd2ca 100644 --- a/drivers/counter/microchip-tcb-capture.c +++ b/drivers/counter/microchip-tcb-capture.c @@ -97,7 +97,7 @@ static int mchp_tc_count_function_write(struct counter_device *counter, priv->qdec_mode = 0; /* Set highest rate based on whether soc has gclk or not */ bmr &= ~(ATMEL_TC_QDEN | ATMEL_TC_POSEN); - if (priv->tc_cfg->has_gclk) + if (!priv->tc_cfg->has_gclk) cmr |= ATMEL_TC_TIMER_CLOCK2; else cmr |= ATMEL_TC_TIMER_CLOCK1; diff --git a/drivers/crypto/virtio/virtio_crypto_common.h b/drivers/crypto/virtio/virtio_crypto_common.h index 59a4c0259456..154590e1f764 100644 --- a/drivers/crypto/virtio/virtio_crypto_common.h +++ b/drivers/crypto/virtio/virtio_crypto_common.h @@ -35,6 +35,9 @@ struct virtio_crypto { struct virtqueue *ctrl_vq; struct data_queue *data_vq; + /* Work struct for config space updates */ + struct work_struct config_work; + /* To protect the vq operations for the controlq */ spinlock_t ctrl_lock; diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c index 94849fa3bd74..43a0838d31ff 100644 --- a/drivers/crypto/virtio/virtio_crypto_core.c +++ b/drivers/crypto/virtio/virtio_crypto_core.c @@ -335,6 +335,14 @@ static void virtcrypto_del_vqs(struct virtio_crypto *vcrypto) virtcrypto_free_queues(vcrypto); } +static void vcrypto_config_changed_work(struct work_struct *work) +{ + struct virtio_crypto *vcrypto = + container_of(work, struct virtio_crypto, config_work); + + virtcrypto_update_status(vcrypto); +} + static int virtcrypto_probe(struct virtio_device *vdev) { int err = -EFAULT; @@ -454,6 +462,8 @@ static int virtcrypto_probe(struct virtio_device *vdev) if (err) goto free_engines; + INIT_WORK(&vcrypto->config_work, vcrypto_config_changed_work); + return 0; free_engines: @@ -490,6 +500,7 @@ static void virtcrypto_remove(struct virtio_device *vdev) dev_info(&vdev->dev, "Start virtcrypto_remove.\n"); + flush_work(&vcrypto->config_work); if (virtcrypto_dev_started(vcrypto)) virtcrypto_dev_stop(vcrypto); virtio_reset_device(vdev); @@ -504,7 +515,7 @@ static void virtcrypto_config_changed(struct virtio_device *vdev) { struct virtio_crypto *vcrypto = vdev->priv; - virtcrypto_update_status(vcrypto); + schedule_work(&vcrypto->config_work); } #ifdef CONFIG_PM_SLEEP @@ -512,6 +523,7 @@ static int virtcrypto_freeze(struct virtio_device *vdev) { struct virtio_crypto *vcrypto = vdev->priv; + flush_work(&vcrypto->config_work); virtio_reset_device(vdev); virtcrypto_free_unused_reqs(vcrypto); if (virtcrypto_dev_started(vcrypto)) diff --git a/drivers/dma-buf/dma-fence-unwrap.c b/drivers/dma-buf/dma-fence-unwrap.c index c625bb2b5d56..628af51c81af 100644 --- a/drivers/dma-buf/dma-fence-unwrap.c +++ b/drivers/dma-buf/dma-fence-unwrap.c @@ -76,16 +76,11 @@ struct dma_fence *__dma_fence_unwrap_merge(unsigned int num_fences, dma_fence_unwrap_for_each(tmp, &iter[i], fences[i]) { if (!dma_fence_is_signaled(tmp)) { ++count; - } else if (test_bit(DMA_FENCE_FLAG_TIMESTAMP_BIT, - &tmp->flags)) { - if (ktime_after(tmp->timestamp, timestamp)) - timestamp = tmp->timestamp; } else { - /* - * Use the current time if the fence is - * currently signaling. - */ - timestamp = ktime_get(); + ktime_t t = dma_fence_timestamp(tmp); + + if (ktime_after(t, timestamp)) + timestamp = t; } } } diff --git a/drivers/dma-buf/sync_file.c b/drivers/dma-buf/sync_file.c index af57799c86ce..2e9a316c596a 100644 --- a/drivers/dma-buf/sync_file.c +++ b/drivers/dma-buf/sync_file.c @@ -268,13 +268,10 @@ static int sync_fill_fence_info(struct dma_fence *fence, sizeof(info->driver_name)); info->status = dma_fence_get_status(fence); - while (test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags) && - !test_bit(DMA_FENCE_FLAG_TIMESTAMP_BIT, &fence->flags)) - cpu_relax(); info->timestamp_ns = - test_bit(DMA_FENCE_FLAG_TIMESTAMP_BIT, &fence->flags) ? - ktime_to_ns(fence->timestamp) : - ktime_set(0, 0); + dma_fence_is_signaled(fence) ? + ktime_to_ns(dma_fence_timestamp(fence)) : + ktime_set(0, 0); return info->status; } diff --git a/drivers/dma/fsl-edma-common.c b/drivers/dma/fsl-edma-common.c index a0f5741abcc4..6a3abe5b1790 100644 --- a/drivers/dma/fsl-edma-common.c +++ b/drivers/dma/fsl-edma-common.c @@ -92,8 +92,14 @@ static void fsl_edma3_enable_request(struct fsl_edma_chan *fsl_chan) edma_writel_chreg(fsl_chan, val, ch_sbr); - if (flags & FSL_EDMA_DRV_HAS_CHMUX) - edma_writel_chreg(fsl_chan, fsl_chan->srcid, ch_mux); + if (flags & FSL_EDMA_DRV_HAS_CHMUX) { + /* + * ch_mux: With the exception of 0, attempts to write a value + * already in use will be forced to 0. + */ + if (!edma_readl_chreg(fsl_chan, ch_mux)) + edma_writel_chreg(fsl_chan, fsl_chan->srcid, ch_mux); + } val = edma_readl_chreg(fsl_chan, ch_csr); val |= EDMA_V3_CH_CSR_ERQ; @@ -448,12 +454,25 @@ static void fsl_edma_set_tcd_regs(struct fsl_edma_chan *fsl_chan, edma_write_tcdreg(fsl_chan, tcd->dlast_sga, dlast_sga); + csr = le16_to_cpu(tcd->csr); + if (fsl_chan->is_sw) { - csr = le16_to_cpu(tcd->csr); csr |= EDMA_TCD_CSR_START; tcd->csr = cpu_to_le16(csr); } + /* + * Must clear CHn_CSR[DONE] bit before enable TCDn_CSR[ESG] at EDMAv3 + * eDMAv4 have not such requirement. + * Change MLINK need clear CHn_CSR[DONE] for both eDMAv3 and eDMAv4. + */ + if (((fsl_edma_drvflags(fsl_chan) & FSL_EDMA_DRV_CLEAR_DONE_E_SG) && + (csr & EDMA_TCD_CSR_E_SG)) || + ((fsl_edma_drvflags(fsl_chan) & FSL_EDMA_DRV_CLEAR_DONE_E_LINK) && + (csr & EDMA_TCD_CSR_E_LINK))) + edma_writel_chreg(fsl_chan, edma_readl_chreg(fsl_chan, ch_csr), ch_csr); + + edma_write_tcdreg(fsl_chan, tcd->csr, csr); } diff --git a/drivers/dma/fsl-edma-common.h b/drivers/dma/fsl-edma-common.h index 3cc0cc8fc2d0..40d50cc3d75a 100644 --- a/drivers/dma/fsl-edma-common.h +++ b/drivers/dma/fsl-edma-common.h @@ -183,11 +183,23 @@ struct fsl_edma_desc { #define FSL_EDMA_DRV_BUS_8BYTE BIT(10) #define FSL_EDMA_DRV_DEV_TO_DEV BIT(11) #define FSL_EDMA_DRV_ALIGN_64BYTE BIT(12) +/* Need clean CHn_CSR DONE before enable TCD's ESG */ +#define FSL_EDMA_DRV_CLEAR_DONE_E_SG BIT(13) +/* Need clean CHn_CSR DONE before enable TCD's MAJORELINK */ +#define FSL_EDMA_DRV_CLEAR_DONE_E_LINK BIT(14) #define FSL_EDMA_DRV_EDMA3 (FSL_EDMA_DRV_SPLIT_REG | \ FSL_EDMA_DRV_BUS_8BYTE | \ FSL_EDMA_DRV_DEV_TO_DEV | \ - FSL_EDMA_DRV_ALIGN_64BYTE) + FSL_EDMA_DRV_ALIGN_64BYTE | \ + FSL_EDMA_DRV_CLEAR_DONE_E_SG | \ + FSL_EDMA_DRV_CLEAR_DONE_E_LINK) + +#define FSL_EDMA_DRV_EDMA4 (FSL_EDMA_DRV_SPLIT_REG | \ + FSL_EDMA_DRV_BUS_8BYTE | \ + FSL_EDMA_DRV_DEV_TO_DEV | \ + FSL_EDMA_DRV_ALIGN_64BYTE | \ + FSL_EDMA_DRV_CLEAR_DONE_E_LINK) struct fsl_edma_drvdata { u32 dmamuxs; /* only used before v3 */ diff --git a/drivers/dma/fsl-edma-main.c b/drivers/dma/fsl-edma-main.c index 63d48d046f04..8c4ed7012e23 100644 --- a/drivers/dma/fsl-edma-main.c +++ b/drivers/dma/fsl-edma-main.c @@ -154,18 +154,20 @@ static struct dma_chan *fsl_edma3_xlate(struct of_phandle_args *dma_spec, fsl_chan = to_fsl_edma_chan(chan); i = fsl_chan - fsl_edma->chans; - chan = dma_get_slave_channel(chan); - chan->device->privatecnt++; fsl_chan->priority = dma_spec->args[1]; fsl_chan->is_rxchan = dma_spec->args[2] & ARGS_RX; fsl_chan->is_remote = dma_spec->args[2] & ARGS_REMOTE; fsl_chan->is_multi_fifo = dma_spec->args[2] & ARGS_MULTI_FIFO; if (!b_chmux && i == dma_spec->args[0]) { + chan = dma_get_slave_channel(chan); + chan->device->privatecnt++; mutex_unlock(&fsl_edma->fsl_edma_mutex); return chan; } else if (b_chmux && !fsl_chan->srcid) { /* if controller support channel mux, choose a free channel */ + chan = dma_get_slave_channel(chan); + chan->device->privatecnt++; fsl_chan->srcid = dma_spec->args[0]; mutex_unlock(&fsl_edma->fsl_edma_mutex); return chan; @@ -355,7 +357,7 @@ static struct fsl_edma_drvdata imx93_data3 = { }; static struct fsl_edma_drvdata imx93_data4 = { - .flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_DMACLK | FSL_EDMA_DRV_EDMA3, + .flags = FSL_EDMA_DRV_HAS_CHMUX | FSL_EDMA_DRV_HAS_DMACLK | FSL_EDMA_DRV_EDMA4, .chreg_space_sz = 0x8000, .chreg_off = 0x10000, .setup_irq = fsl_edma3_irq_init, diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c index 22d6f4e455b7..8f754f922217 100644 --- a/drivers/dma/idxd/device.c +++ b/drivers/dma/idxd/device.c @@ -477,6 +477,7 @@ static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand, union idxd_command_reg cmd; DECLARE_COMPLETION_ONSTACK(done); u32 stat; + unsigned long flags; if (idxd_device_is_halted(idxd)) { dev_warn(&idxd->pdev->dev, "Device is HALTED!\n"); @@ -490,7 +491,7 @@ static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand, cmd.operand = operand; cmd.int_req = 1; - spin_lock(&idxd->cmd_lock); + spin_lock_irqsave(&idxd->cmd_lock, flags); wait_event_lock_irq(idxd->cmd_waitq, !test_bit(IDXD_FLAG_CMD_RUNNING, &idxd->flags), idxd->cmd_lock); @@ -507,7 +508,7 @@ static void idxd_cmd_exec(struct idxd_device *idxd, int cmd_code, u32 operand, * After command submitted, release lock and go to sleep until * the command completes via interrupt. */ - spin_unlock(&idxd->cmd_lock); + spin_unlock_irqrestore(&idxd->cmd_lock, flags); wait_for_completion(&done); stat = ioread32(idxd->reg_base + IDXD_CMDSTS_OFFSET); spin_lock(&idxd->cmd_lock); diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c index c51dc017b48a..06d12ac39144 100644 --- a/drivers/dma/mediatek/mtk-uart-apdma.c +++ b/drivers/dma/mediatek/mtk-uart-apdma.c @@ -450,9 +450,8 @@ static int mtk_uart_apdma_device_pause(struct dma_chan *chan) mtk_uart_apdma_write(c, VFF_EN, VFF_EN_CLR_B); mtk_uart_apdma_write(c, VFF_INT_EN, VFF_INT_EN_CLR_B); - synchronize_irq(c->irq); - spin_unlock_irqrestore(&c->vc.lock, flags); + synchronize_irq(c->irq); return 0; } diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 89e82508c133..002833fb1fa0 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -3668,6 +3668,7 @@ static int __init d40_probe(struct platform_device *pdev) regulator_disable(base->lcpa_regulator); regulator_put(base->lcpa_regulator); } + pm_runtime_disable(base->dev); report_failure: d40_err(dev, "probe failed\n"); diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c index 5c36811aa134..0b30151fb45c 100644 --- a/drivers/dma/stm32-dma.c +++ b/drivers/dma/stm32-dma.c @@ -1113,8 +1113,10 @@ static struct dma_async_tx_descriptor *stm32_dma_prep_slave_sg( chan->chan_reg.dma_scr &= ~STM32_DMA_SCR_PFCTRL; /* Activate Double Buffer Mode if DMA triggers STM32 MDMA and more than 1 sg */ - if (chan->trig_mdma && sg_len > 1) + if (chan->trig_mdma && sg_len > 1) { chan->chan_reg.dma_scr |= STM32_DMA_SCR_DBM; + chan->chan_reg.dma_scr &= ~STM32_DMA_SCR_CT; + } for_each_sg(sgl, sg, sg_len, i) { ret = stm32_dma_set_xfer_param(chan, direction, &buswidth, @@ -1387,11 +1389,12 @@ static size_t stm32_dma_desc_residue(struct stm32_dma_chan *chan, residue = stm32_dma_get_remaining_bytes(chan); - if (chan->desc->cyclic && !stm32_dma_is_current_sg(chan)) { + if ((chan->desc->cyclic || chan->trig_mdma) && !stm32_dma_is_current_sg(chan)) { n_sg++; if (n_sg == chan->desc->num_sgs) n_sg = 0; - residue = sg_req->len; + if (!chan->trig_mdma) + residue = sg_req->len; } /* @@ -1401,7 +1404,7 @@ static size_t stm32_dma_desc_residue(struct stm32_dma_chan *chan, * residue = remaining bytes from NDTR + remaining * periods/sg to be transferred */ - if (!chan->desc->cyclic || n_sg != 0) + if ((!chan->desc->cyclic && !chan->trig_mdma) || n_sg != 0) for (i = n_sg; i < desc->num_sgs; i++) residue += desc->sg_req[i].len; diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 0de234022c6d..bae08b3f55c7 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -777,8 +777,6 @@ static int stm32_mdma_setup_xfer(struct stm32_mdma_chan *chan, /* Enable interrupts */ ccr &= ~STM32_MDMA_CCR_IRQ_MASK; ccr |= STM32_MDMA_CCR_TEIE | STM32_MDMA_CCR_CTCIE; - if (sg_len > 1) - ccr |= STM32_MDMA_CCR_BTIE; desc->ccr = ccr; return 0; @@ -1236,6 +1234,10 @@ static int stm32_mdma_resume(struct dma_chan *c) unsigned long flags; u32 status, reg; + /* Transfer can be terminated */ + if (!chan->desc || (stm32_mdma_read(dmadev, STM32_MDMA_CCR(chan->id)) & STM32_MDMA_CCR_EN)) + return -EPERM; + hwdesc = chan->desc->node[chan->curr_hwdesc].hwdesc; spin_lock_irqsave(&chan->vchan.lock, flags); @@ -1316,21 +1318,35 @@ static int stm32_mdma_slave_config(struct dma_chan *c, static size_t stm32_mdma_desc_residue(struct stm32_mdma_chan *chan, struct stm32_mdma_desc *desc, - u32 curr_hwdesc) + u32 curr_hwdesc, + struct dma_tx_state *state) { struct stm32_mdma_device *dmadev = stm32_mdma_get_dev(chan); struct stm32_mdma_hwdesc *hwdesc; - u32 cbndtr, residue, modulo, burst_size; + u32 cisr, clar, cbndtr, residue, modulo, burst_size; int i; + cisr = stm32_mdma_read(dmadev, STM32_MDMA_CISR(chan->id)); + residue = 0; - for (i = curr_hwdesc + 1; i < desc->count; i++) { + /* Get the next hw descriptor to process from current transfer */ + clar = stm32_mdma_read(dmadev, STM32_MDMA_CLAR(chan->id)); + for (i = desc->count - 1; i >= 0; i--) { hwdesc = desc->node[i].hwdesc; + + if (hwdesc->clar == clar) + break;/* Current transfer found, stop cumulating */ + + /* Cumulate residue of unprocessed hw descriptors */ residue += STM32_MDMA_CBNDTR_BNDT(hwdesc->cbndtr); } cbndtr = stm32_mdma_read(dmadev, STM32_MDMA_CBNDTR(chan->id)); residue += cbndtr & STM32_MDMA_CBNDTR_BNDT_MASK; + state->in_flight_bytes = 0; + if (chan->chan_config.m2m_hw && (cisr & STM32_MDMA_CISR_CRQA)) + state->in_flight_bytes = cbndtr & STM32_MDMA_CBNDTR_BNDT_MASK; + if (!chan->mem_burst) return residue; @@ -1360,11 +1376,10 @@ static enum dma_status stm32_mdma_tx_status(struct dma_chan *c, vdesc = vchan_find_desc(&chan->vchan, cookie); if (chan->desc && cookie == chan->desc->vdesc.tx.cookie) - residue = stm32_mdma_desc_residue(chan, chan->desc, - chan->curr_hwdesc); + residue = stm32_mdma_desc_residue(chan, chan->desc, chan->curr_hwdesc, state); else if (vdesc) - residue = stm32_mdma_desc_residue(chan, - to_stm32_mdma_desc(vdesc), 0); + residue = stm32_mdma_desc_residue(chan, to_stm32_mdma_desc(vdesc), 0, state); + dma_set_residue(state, residue); spin_unlock_irqrestore(&chan->vchan.lock, flags); diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c index 749868b9e80d..7edf2c95282f 100644 --- a/drivers/firewire/sbp2.c +++ b/drivers/firewire/sbp2.c @@ -1521,6 +1521,7 @@ static int sbp2_scsi_slave_configure(struct scsi_device *sdev) if (sbp2_param_exclusive_login) { sdev->manage_system_start_stop = true; sdev->manage_runtime_start_stop = true; + sdev->manage_shutdown = true; } if (sdev->type == TYPE_ROM) diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index ce20a60676f0..1974f0ad32ba 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -273,9 +273,13 @@ static __init int efivar_ssdt_load(void) if (status == EFI_NOT_FOUND) { break; } else if (status == EFI_BUFFER_TOO_SMALL) { - name = krealloc(name, name_size, GFP_KERNEL); - if (!name) + efi_char16_t *name_tmp = + krealloc(name, name_size, GFP_KERNEL); + if (!name_tmp) { + kfree(name); return -ENOMEM; + } + name = name_tmp; continue; } diff --git a/drivers/firmware/efi/libstub/x86-stub.c b/drivers/firmware/efi/libstub/x86-stub.c index 2fee52ed335d..9d5df683f882 100644 --- a/drivers/firmware/efi/libstub/x86-stub.c +++ b/drivers/firmware/efi/libstub/x86-stub.c @@ -605,11 +605,8 @@ setup_e820(struct boot_params *params, struct setup_data *e820ext, u32 e820ext_s break; case EFI_UNACCEPTED_MEMORY: - if (!IS_ENABLED(CONFIG_UNACCEPTED_MEMORY)) { - efi_warn_once( -"The system has unaccepted memory, but kernel does not support it\nConsider enabling CONFIG_UNACCEPTED_MEMORY\n"); + if (!IS_ENABLED(CONFIG_UNACCEPTED_MEMORY)) continue; - } e820_type = E820_TYPE_RAM; process_unaccepted_memory(d->phys_addr, d->phys_addr + PAGE_SIZE * d->num_pages); @@ -852,6 +849,8 @@ void __noreturn efi_stub_entry(efi_handle_t handle, unsigned long kernel_entry; efi_status_t status; + boot_params_pointer = boot_params; + efi_system_table = sys_table_arg; /* Check if we were booted by the EFI firmware */ if (efi_system_table->hdr.signature != EFI_SYSTEM_TABLE_SIGNATURE) diff --git a/drivers/firmware/efi/libstub/x86-stub.h b/drivers/firmware/efi/libstub/x86-stub.h index 37c5a36b9d8c..2748bca192df 100644 --- a/drivers/firmware/efi/libstub/x86-stub.h +++ b/drivers/firmware/efi/libstub/x86-stub.h @@ -2,6 +2,8 @@ #include <linux/efi.h> +extern struct boot_params *boot_params_pointer asm("boot_params"); + extern void trampoline_32bit_src(void *, bool); extern const u16 trampoline_ljmp_imm_offset; diff --git a/drivers/firmware/efi/unaccepted_memory.c b/drivers/firmware/efi/unaccepted_memory.c index 853f7dc3c21d..135278ddaf62 100644 --- a/drivers/firmware/efi/unaccepted_memory.c +++ b/drivers/firmware/efi/unaccepted_memory.c @@ -5,9 +5,17 @@ #include <linux/spinlock.h> #include <asm/unaccepted_memory.h> -/* Protects unaccepted memory bitmap */ +/* Protects unaccepted memory bitmap and accepting_list */ static DEFINE_SPINLOCK(unaccepted_memory_lock); +struct accept_range { + struct list_head list; + unsigned long start; + unsigned long end; +}; + +static LIST_HEAD(accepting_list); + /* * accept_memory() -- Consult bitmap and accept the memory if needed. * @@ -24,6 +32,7 @@ void accept_memory(phys_addr_t start, phys_addr_t end) { struct efi_unaccepted_memory *unaccepted; unsigned long range_start, range_end; + struct accept_range range, *entry; unsigned long flags; u64 unit_size; @@ -78,20 +87,67 @@ void accept_memory(phys_addr_t start, phys_addr_t end) if (end > unaccepted->size * unit_size * BITS_PER_BYTE) end = unaccepted->size * unit_size * BITS_PER_BYTE; - range_start = start / unit_size; - + range.start = start / unit_size; + range.end = DIV_ROUND_UP(end, unit_size); +retry: spin_lock_irqsave(&unaccepted_memory_lock, flags); + + /* + * Check if anybody works on accepting the same range of the memory. + * + * The check is done with unit_size granularity. It is crucial to catch + * all accept requests to the same unit_size block, even if they don't + * overlap on physical address level. + */ + list_for_each_entry(entry, &accepting_list, list) { + if (entry->end < range.start) + continue; + if (entry->start >= range.end) + continue; + + /* + * Somebody else accepting the range. Or at least part of it. + * + * Drop the lock and retry until it is complete. + */ + spin_unlock_irqrestore(&unaccepted_memory_lock, flags); + goto retry; + } + + /* + * Register that the range is about to be accepted. + * Make sure nobody else will accept it. + */ + list_add(&range.list, &accepting_list); + + range_start = range.start; for_each_set_bitrange_from(range_start, range_end, unaccepted->bitmap, - DIV_ROUND_UP(end, unit_size)) { + range.end) { unsigned long phys_start, phys_end; unsigned long len = range_end - range_start; phys_start = range_start * unit_size + unaccepted->phys_base; phys_end = range_end * unit_size + unaccepted->phys_base; + /* + * Keep interrupts disabled until the accept operation is + * complete in order to prevent deadlocks. + * + * Enabling interrupts before calling arch_accept_memory() + * creates an opportunity for an interrupt handler to request + * acceptance for the same memory. The handler will continuously + * spin with interrupts disabled, preventing other task from + * making progress with the acceptance process. + */ + spin_unlock(&unaccepted_memory_lock); + arch_accept_memory(phys_start, phys_end); + + spin_lock(&unaccepted_memory_lock); bitmap_clear(unaccepted->bitmap, range_start, len); } + + list_del(&range.list); spin_unlock_irqrestore(&unaccepted_memory_lock, flags); } diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c index 508eab346fc6..a48a58e0c61f 100644 --- a/drivers/firmware/imx/imx-dsp.c +++ b/drivers/firmware/imx/imx-dsp.c @@ -114,11 +114,11 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc) dsp_chan->idx = i % 2; dsp_chan->ch = mbox_request_channel_byname(cl, chan_name); if (IS_ERR(dsp_chan->ch)) { - kfree(dsp_chan->name); ret = PTR_ERR(dsp_chan->ch); if (ret != -EPROBE_DEFER) dev_err(dev, "Failed to request mbox chan %s ret %d\n", chan_name, ret); + kfree(dsp_chan->name); goto out; } diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c index dbc7ba0ee72c..656d6b1dddb5 100644 --- a/drivers/gpio/gpio-vf610.c +++ b/drivers/gpio/gpio-vf610.c @@ -126,14 +126,14 @@ static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio, unsigned long mask = BIT(gpio); u32 val; + vf610_gpio_set(chip, gpio, value); + if (port->sdata && port->sdata->have_paddr) { val = vf610_gpio_readl(port->gpio_base + GPIO_PDDR); val |= mask; vf610_gpio_writel(val, port->gpio_base + GPIO_PDDR); } - vf610_gpio_set(chip, gpio, value); - return pinctrl_gpio_direction_output(chip->base + gpio); } @@ -246,7 +246,8 @@ static const struct irq_chip vf610_irqchip = { .irq_unmask = vf610_gpio_irq_unmask, .irq_set_type = vf610_gpio_irq_set_type, .irq_set_wake = vf610_gpio_irq_set_wake, - .flags = IRQCHIP_IMMUTABLE, + .flags = IRQCHIP_IMMUTABLE | IRQCHIP_MASK_ON_SUSPEND + | IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND, GPIOCHIP_IRQ_RESOURCE_HELPERS, }; diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index fbda452fb4d6..51e41676de0b 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -951,6 +951,7 @@ static struct gpio_desc *acpi_get_gpiod_from_data(struct fwnode_handle *fwnode, if (!propname) return ERR_PTR(-EINVAL); + memset(&lookup, 0, sizeof(lookup)); lookup.index = index; ret = acpi_gpio_property_lookup(fwnode, propname, index, &lookup); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 7d6daf8d2bfa..e036011137aa 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -1103,7 +1103,7 @@ static int reserve_bo_and_vm(struct kgd_mem *mem, if (unlikely(ret)) goto error; - ret = drm_exec_lock_obj(&ctx->exec, &bo->tbo.base); + ret = drm_exec_prepare_obj(&ctx->exec, &bo->tbo.base, 1); drm_exec_retry_on_contention(&ctx->exec); if (unlikely(ret)) goto error; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index efdb1c48f431..d93a8961274c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -65,7 +65,8 @@ static int amdgpu_cs_parser_init(struct amdgpu_cs_parser *p, } amdgpu_sync_create(&p->sync); - drm_exec_init(&p->exec, DRM_EXEC_INTERRUPTIBLE_WAIT); + drm_exec_init(&p->exec, DRM_EXEC_INTERRUPTIBLE_WAIT | + DRM_EXEC_IGNORE_DUPLICATES); return 0; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c index 0dc9c655c4fb..76549c2cffeb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c @@ -47,7 +47,6 @@ const unsigned int amdgpu_ctx_num_entities[AMDGPU_HW_IP_NUM] = { bool amdgpu_ctx_priority_is_valid(int32_t ctx_prio) { switch (ctx_prio) { - case AMDGPU_CTX_PRIORITY_UNSET: case AMDGPU_CTX_PRIORITY_VERY_LOW: case AMDGPU_CTX_PRIORITY_LOW: case AMDGPU_CTX_PRIORITY_NORMAL: @@ -55,6 +54,11 @@ bool amdgpu_ctx_priority_is_valid(int32_t ctx_prio) case AMDGPU_CTX_PRIORITY_VERY_HIGH: return true; default: + case AMDGPU_CTX_PRIORITY_UNSET: + /* UNSET priority is not valid and we don't carry that + * around, but set it to NORMAL in the only place this + * function is called, amdgpu_ctx_ioctl(). + */ return false; } } @@ -64,7 +68,8 @@ amdgpu_ctx_to_drm_sched_prio(int32_t ctx_prio) { switch (ctx_prio) { case AMDGPU_CTX_PRIORITY_UNSET: - return DRM_SCHED_PRIORITY_UNSET; + pr_warn_once("AMD-->DRM context priority value UNSET-->NORMAL"); + return DRM_SCHED_PRIORITY_NORMAL; case AMDGPU_CTX_PRIORITY_VERY_LOW: return DRM_SCHED_PRIORITY_MIN; @@ -94,9 +99,6 @@ amdgpu_ctx_to_drm_sched_prio(int32_t ctx_prio) static int amdgpu_ctx_priority_permit(struct drm_file *filp, int32_t priority) { - if (!amdgpu_ctx_priority_is_valid(priority)) - return -EINVAL; - /* NORMAL and below are accessible by everyone */ if (priority <= AMDGPU_CTX_PRIORITY_NORMAL) return 0; @@ -631,8 +633,6 @@ static int amdgpu_ctx_query2(struct amdgpu_device *adev, return 0; } - - static int amdgpu_ctx_stable_pstate(struct amdgpu_device *adev, struct amdgpu_fpriv *fpriv, uint32_t id, bool set, u32 *stable_pstate) @@ -675,8 +675,10 @@ int amdgpu_ctx_ioctl(struct drm_device *dev, void *data, id = args->in.ctx_id; priority = args->in.priority; - /* For backwards compatibility reasons, we need to accept - * ioctls with garbage in the priority field */ + /* For backwards compatibility, we need to accept ioctls with garbage + * in the priority field. Garbage values in the priority field, result + * in the priority being set to NORMAL. + */ if (!amdgpu_ctx_priority_is_valid(priority)) priority = AMDGPU_CTX_PRIORITY_NORMAL; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index 12210598e5b8..ba3a87cb88cc 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -403,7 +403,10 @@ amdgpu_dma_buf_move_notify(struct dma_buf_attachment *attach) continue; } - r = amdgpu_vm_clear_freed(adev, vm, NULL); + /* Reserve fences for two SDMA page table updates */ + r = dma_resv_reserve_fences(resv, 2); + if (!r) + r = amdgpu_vm_clear_freed(adev, vm, NULL); if (!r) r = amdgpu_vm_handle_moved(adev, vm); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c index da4be0bbb446..8eee5d783a92 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_doorbell_mgr.c @@ -142,6 +142,10 @@ int amdgpu_doorbell_create_kernel_doorbells(struct amdgpu_device *adev) int r; int size; + /* SI HW does not have doorbells, skip allocation */ + if (adev->doorbell.num_kernel_doorbells == 0) + return 0; + /* Reserve first num_kernel_doorbells (page-aligned) for kernel ops */ size = ALIGN(adev->doorbell.num_kernel_doorbells * sizeof(u32), PAGE_SIZE); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h index f3ee83cdf97e..d28e21baef16 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.h @@ -252,7 +252,7 @@ static inline bool amdgpu_bo_in_cpu_visible_vram(struct amdgpu_bo *bo) struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev); struct amdgpu_res_cursor cursor; - if (bo->tbo.resource->mem_type != TTM_PL_VRAM) + if (!bo->tbo.resource || bo->tbo.resource->mem_type != TTM_PL_VRAM) return false; amdgpu_res_first(bo->tbo.resource, 0, amdgpu_bo_size(bo), &cursor); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f5daadcec865..82f25996ff5e 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1090,7 +1090,8 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va, struct drm_gem_object *gobj = dma_buf->priv; struct amdgpu_bo *abo = gem_to_amdgpu_bo(gobj); - if (abo->tbo.resource->mem_type == TTM_PL_VRAM) + if (abo->tbo.resource && + abo->tbo.resource->mem_type == TTM_PL_VRAM) bo = gem_to_amdgpu_bo(gobj); } mem = bo->tbo.resource; diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c index 6a8494f98d3e..fe8ba9e9837b 100644 --- a/drivers/gpu/drm/amd/amdgpu/vi.c +++ b/drivers/gpu/drm/amd/amdgpu/vi.c @@ -1124,7 +1124,7 @@ static void vi_program_aspm(struct amdgpu_device *adev) bool bL1SS = false; bool bClkReqSupport = true; - if (!amdgpu_device_should_use_aspm(adev) || !amdgpu_device_aspm_support_quirk()) + if (!amdgpu_device_should_use_aspm(adev) || !amdgpu_device_pcie_dynamic_switching_supported()) return; if (adev->flags & AMD_IS_APU || diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 3a9077b60029..d08e60dff46d 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1262,6 +1262,9 @@ static void disable_vbios_mode_if_required( if (stream == NULL) continue; + if (stream->apply_seamless_boot_optimization) + continue; + // only looking for first odm pipe if (pipe->prev_odm_pipe) continue; diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index f448b903e190..84148a79414b 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -692,7 +692,7 @@ static struct ti_sn65dsi86 *bridge_to_ti_sn65dsi86(struct drm_bridge *bridge) return container_of(bridge, struct ti_sn65dsi86, bridge); } -static int ti_sn_attach_host(struct ti_sn65dsi86 *pdata) +static int ti_sn_attach_host(struct auxiliary_device *adev, struct ti_sn65dsi86 *pdata) { int val; struct mipi_dsi_host *host; @@ -707,7 +707,7 @@ static int ti_sn_attach_host(struct ti_sn65dsi86 *pdata) if (!host) return -EPROBE_DEFER; - dsi = devm_mipi_dsi_device_register_full(dev, host, &info); + dsi = devm_mipi_dsi_device_register_full(&adev->dev, host, &info); if (IS_ERR(dsi)) return PTR_ERR(dsi); @@ -725,7 +725,7 @@ static int ti_sn_attach_host(struct ti_sn65dsi86 *pdata) pdata->dsi = dsi; - return devm_mipi_dsi_attach(dev, dsi); + return devm_mipi_dsi_attach(&adev->dev, dsi); } static int ti_sn_bridge_attach(struct drm_bridge *bridge, @@ -1298,9 +1298,9 @@ static int ti_sn_bridge_probe(struct auxiliary_device *adev, struct device_node *np = pdata->dev->of_node; int ret; - pdata->next_bridge = devm_drm_of_get_bridge(pdata->dev, np, 1, 0); + pdata->next_bridge = devm_drm_of_get_bridge(&adev->dev, np, 1, 0); if (IS_ERR(pdata->next_bridge)) - return dev_err_probe(pdata->dev, PTR_ERR(pdata->next_bridge), + return dev_err_probe(&adev->dev, PTR_ERR(pdata->next_bridge), "failed to create panel bridge\n"); ti_sn_bridge_parse_lanes(pdata, np); @@ -1319,9 +1319,9 @@ static int ti_sn_bridge_probe(struct auxiliary_device *adev, drm_bridge_add(&pdata->bridge); - ret = ti_sn_attach_host(pdata); + ret = ti_sn_attach_host(adev, pdata); if (ret) { - dev_err_probe(pdata->dev, ret, "failed to attach dsi host\n"); + dev_err_probe(&adev->dev, ret, "failed to attach dsi host\n"); goto err_remove_bridge; } diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c index ed96cfcfa304..8c929ef72c72 100644 --- a/drivers/gpu/drm/display/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c @@ -2574,14 +2574,14 @@ static struct drm_dp_mst_branch *get_mst_branch_device_by_guid_helper( struct drm_dp_mst_branch *found_mstb; struct drm_dp_mst_port *port; + if (!mstb) + return NULL; + if (memcmp(mstb->guid, guid, 16) == 0) return mstb; list_for_each_entry(port, &mstb->ports, next) { - if (!port->mstb) - continue; - found_mstb = get_mst_branch_device_by_guid_helper(port->mstb, guid); if (found_mstb) diff --git a/drivers/gpu/drm/drm_atomic_helper.c b/drivers/gpu/drm/drm_atomic_helper.c index 292e38eb6218..60794fcde1d5 100644 --- a/drivers/gpu/drm/drm_atomic_helper.c +++ b/drivers/gpu/drm/drm_atomic_helper.c @@ -290,7 +290,8 @@ static int update_connector_routing(struct drm_atomic_state *state, struct drm_connector *connector, struct drm_connector_state *old_connector_state, - struct drm_connector_state *new_connector_state) + struct drm_connector_state *new_connector_state, + bool added_by_user) { const struct drm_connector_helper_funcs *funcs; struct drm_encoder *new_encoder; @@ -339,9 +340,13 @@ update_connector_routing(struct drm_atomic_state *state, * there's a chance the connector may have been destroyed during the * process, but it's better to ignore that then cause * drm_atomic_helper_resume() to fail. + * + * Last, we want to ignore connector registration when the connector + * was not pulled in the atomic state by user-space (ie, was pulled + * in by the driver, e.g. when updating a DP-MST stream). */ if (!state->duplicated && drm_connector_is_unregistered(connector) && - crtc_state->active) { + added_by_user && crtc_state->active) { drm_dbg_atomic(connector->dev, "[CONNECTOR:%d:%s] is not registered\n", connector->base.id, connector->name); @@ -620,7 +625,10 @@ drm_atomic_helper_check_modeset(struct drm_device *dev, struct drm_connector *connector; struct drm_connector_state *old_connector_state, *new_connector_state; int i, ret; - unsigned int connectors_mask = 0; + unsigned int connectors_mask = 0, user_connectors_mask = 0; + + for_each_oldnew_connector_in_state(state, connector, old_connector_state, new_connector_state, i) + user_connectors_mask |= BIT(i); for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state, new_crtc_state, i) { bool has_connectors = @@ -685,7 +693,8 @@ drm_atomic_helper_check_modeset(struct drm_device *dev, */ ret = update_connector_routing(state, connector, old_connector_state, - new_connector_state); + new_connector_state, + BIT(i) & user_connectors_mask); if (ret) return ret; if (old_connector_state->crtc) { diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 340da8257b51..4b71040ae5be 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -123,6 +123,9 @@ static const struct edid_quirk { /* AEO model 0 reports 8 bpc, but is a 6 bpc panel */ EDID_QUIRK('A', 'E', 'O', 0, EDID_QUIRK_FORCE_6BPC), + /* BenQ GW2765 */ + EDID_QUIRK('B', 'N', 'Q', 0x78d6, EDID_QUIRK_FORCE_8BPC), + /* BOE model on HP Pavilion 15-n233sl reports 8 bpc, but is a 6 bpc panel */ EDID_QUIRK('B', 'O', 'E', 0x78b, EDID_QUIRK_FORCE_6BPC), diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index 6129b89bb366..44a948b80ee1 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -540,7 +540,7 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj) struct page **pages; struct folio *folio; struct folio_batch fbatch; - int i, j, npages; + long i, j, npages; if (WARN_ON(!obj->filp)) return ERR_PTR(-EINVAL); @@ -564,11 +564,13 @@ struct page **drm_gem_get_pages(struct drm_gem_object *obj) i = 0; while (i < npages) { + long nr; folio = shmem_read_folio_gfp(mapping, i, mapping_gfp_mask(mapping)); if (IS_ERR(folio)) goto fail; - for (j = 0; j < folio_nr_pages(folio); j++, i++) + nr = min(npages - i, folio_nr_pages(folio)); + for (j = 0; j < nr; j++, i++) pages[i] = folio_file_page(folio, i); /* Make sure shmem keeps __GFP_DMA32 allocated pages in the diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index 1b00ef2c6185..80e4ec6ee403 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -2553,8 +2553,7 @@ static void intel_cx0_phy_lane_reset(struct drm_i915_private *i915, drm_warn(&i915->drm, "PHY %c failed to bring out of SOC reset after %dus.\n", phy_name(phy), XELPDP_PORT_BUF_SOC_READY_TIMEOUT_US); - intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), - XELPDP_LANE_PIPE_RESET(0) | XELPDP_LANE_PIPE_RESET(1), + intel_de_rmw(i915, XELPDP_PORT_BUF_CTL2(port), lane_pipe_reset, lane_pipe_reset); if (__intel_de_wait_for_register(i915, XELPDP_PORT_BUF_CTL2(port), diff --git a/drivers/gpu/drm/i915/gem/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/i915_gem_mman.c index aa4d842d4c5a..310654542b42 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_mman.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_mman.c @@ -235,6 +235,7 @@ static vm_fault_t i915_error_to_vmf_fault(int err) case 0: case -EAGAIN: case -ENOSPC: /* transient failure to evict? */ + case -ENOBUFS: /* temporarily out of fences? */ case -ERESTARTSYS: case -EINTR: case -EBUSY: diff --git a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c index 0b414eae1683..2c0f1f3e28ff 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt_mcr.c +++ b/drivers/gpu/drm/i915/gt/intel_gt_mcr.c @@ -376,9 +376,26 @@ void intel_gt_mcr_lock(struct intel_gt *gt, unsigned long *flags) * driver threads, but also with hardware/firmware agents. A dedicated * locking register is used. */ - if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 70)) + if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 70)) { + /* + * The steering control and semaphore registers are inside an + * "always on" power domain with respect to RC6. However there + * are some issues if higher-level platform sleep states are + * entering/exiting at the same time these registers are + * accessed. Grabbing GT forcewake and holding it over the + * entire lock/steer/unlock cycle ensures that those sleep + * states have been fully exited before we access these + * registers. This wakeref will be released in the unlock + * routine. + * + * This is expected to become a formally documented/numbered + * workaround soon. + */ + intel_uncore_forcewake_get(gt->uncore, FORCEWAKE_GT); + err = wait_for(intel_uncore_read_fw(gt->uncore, MTL_STEER_SEMAPHORE) == 0x1, 100); + } /* * Even on platforms with a hardware lock, we'll continue to grab @@ -415,8 +432,11 @@ void intel_gt_mcr_unlock(struct intel_gt *gt, unsigned long flags) { spin_unlock_irqrestore(>->mcr_lock, flags); - if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 70)) + if (GRAPHICS_VER_FULL(gt->i915) >= IP_VER(12, 70)) { intel_uncore_write_fw(gt->uncore, MTL_STEER_SEMAPHORE, 0x1); + + intel_uncore_forcewake_put(gt->uncore, FORCEWAKE_GT); + } } /** diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c index 04bc1f4a1115..59e1e21df271 100644 --- a/drivers/gpu/drm/i915/i915_perf.c +++ b/drivers/gpu/drm/i915/i915_perf.c @@ -482,8 +482,7 @@ static void oa_report_id_clear(struct i915_perf_stream *stream, u32 *report) static bool oa_report_ctx_invalid(struct i915_perf_stream *stream, void *report) { return !(oa_report_id(stream, report) & - stream->perf->gen8_valid_ctx_bit) && - GRAPHICS_VER(stream->perf->i915) <= 11; + stream->perf->gen8_valid_ctx_bit); } static u64 oa_timestamp(struct i915_perf_stream *stream, void *report) @@ -5106,6 +5105,7 @@ static void i915_perf_init_info(struct drm_i915_private *i915) perf->gen8_valid_ctx_bit = BIT(16); break; case 12: + perf->gen8_valid_ctx_bit = BIT(16); /* * Calculate offset at runtime in oa_pin_context for gen12 and * cache the value in perf->ctx_oactxctrl_offset. diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c index d35973b41186..7b1076b5e748 100644 --- a/drivers/gpu/drm/i915/i915_pmu.c +++ b/drivers/gpu/drm/i915/i915_pmu.c @@ -832,9 +832,18 @@ static void i915_pmu_event_start(struct perf_event *event, int flags) static void i915_pmu_event_stop(struct perf_event *event, int flags) { + struct drm_i915_private *i915 = + container_of(event->pmu, typeof(*i915), pmu.base); + struct i915_pmu *pmu = &i915->pmu; + + if (pmu->closed) + goto out; + if (flags & PERF_EF_UPDATE) i915_pmu_event_read(event); i915_pmu_disable(event); + +out: event->hw.state = PERF_HES_STOPPED; } diff --git a/drivers/gpu/drm/logicvc/Kconfig b/drivers/gpu/drm/logicvc/Kconfig index fa7a88368809..1df22a852a23 100644 --- a/drivers/gpu/drm/logicvc/Kconfig +++ b/drivers/gpu/drm/logicvc/Kconfig @@ -5,5 +5,7 @@ config DRM_LOGICVC select DRM_KMS_HELPER select DRM_KMS_DMA_HELPER select DRM_GEM_DMA_HELPER + select REGMAP + select REGMAP_MMIO help DRM display driver for the logiCVC programmable logic block from Xylon diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c index 9f364df52478..0e0a41b2f57f 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -239,6 +239,7 @@ int mtk_drm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map) npages = obj->size >> PAGE_SHIFT; mtk_gem->pages = kcalloc(npages, sizeof(*mtk_gem->pages), GFP_KERNEL); if (!mtk_gem->pages) { + sg_free_table(sgt); kfree(sgt); return -ENOMEM; } @@ -248,12 +249,15 @@ int mtk_drm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map) mtk_gem->kvaddr = vmap(mtk_gem->pages, npages, VM_MAP, pgprot_writecombine(PAGE_KERNEL)); if (!mtk_gem->kvaddr) { + sg_free_table(sgt); kfree(sgt); kfree(mtk_gem->pages); return -ENOMEM; } -out: + sg_free_table(sgt); kfree(sgt); + +out: iosys_map_set_vaddr(map, mtk_gem->kvaddr); return 0; diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c index c2aaaded07ed..0be195f9149c 100644 --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_plane.c @@ -119,6 +119,7 @@ static u64 _dpu_plane_calc_bw(const struct dpu_mdss_cfg *catalog, struct dpu_sw_pipe_cfg *pipe_cfg) { int src_width, src_height, dst_height, fps; + u64 plane_pixel_rate, plane_bit_rate; u64 plane_prefill_bw; u64 plane_bw; u32 hw_latency_lines; @@ -136,13 +137,12 @@ static u64 _dpu_plane_calc_bw(const struct dpu_mdss_cfg *catalog, scale_factor = src_height > dst_height ? mult_frac(src_height, 1, dst_height) : 1; - plane_bw = - src_width * mode->vtotal * fps * fmt->bpp * - scale_factor; + plane_pixel_rate = src_width * mode->vtotal * fps; + plane_bit_rate = plane_pixel_rate * fmt->bpp; - plane_prefill_bw = - src_width * hw_latency_lines * fps * fmt->bpp * - scale_factor * mode->vtotal; + plane_bw = plane_bit_rate * scale_factor; + + plane_prefill_bw = plane_bw * hw_latency_lines; if ((vbp+vpw) > hw_latency_lines) do_div(plane_prefill_bw, (vbp+vpw)); @@ -733,9 +733,11 @@ static int dpu_plane_check_inline_rotation(struct dpu_plane *pdpu, static int dpu_plane_atomic_check_pipe(struct dpu_plane *pdpu, struct dpu_sw_pipe *pipe, struct dpu_sw_pipe_cfg *pipe_cfg, - const struct dpu_format *fmt) + const struct dpu_format *fmt, + const struct drm_display_mode *mode) { uint32_t min_src_size; + struct dpu_kms *kms = _dpu_plane_get_kms(&pdpu->base); min_src_size = DPU_FORMAT_IS_YUV(fmt) ? 2 : 1; @@ -774,6 +776,12 @@ static int dpu_plane_atomic_check_pipe(struct dpu_plane *pdpu, return -EINVAL; } + /* max clk check */ + if (_dpu_plane_calc_clk(mode, pipe_cfg) > kms->perf.max_core_clk_rate) { + DPU_DEBUG_PLANE(pdpu, "plane exceeds max mdp core clk limits\n"); + return -E2BIG; + } + return 0; } @@ -899,12 +907,13 @@ static int dpu_plane_atomic_check(struct drm_plane *plane, r_pipe_cfg->dst_rect.x1 = pipe_cfg->dst_rect.x2; } - ret = dpu_plane_atomic_check_pipe(pdpu, pipe, pipe_cfg, fmt); + ret = dpu_plane_atomic_check_pipe(pdpu, pipe, pipe_cfg, fmt, &crtc_state->adjusted_mode); if (ret) return ret; if (r_pipe->sspp) { - ret = dpu_plane_atomic_check_pipe(pdpu, r_pipe, r_pipe_cfg, fmt); + ret = dpu_plane_atomic_check_pipe(pdpu, r_pipe, r_pipe_cfg, fmt, + &crtc_state->adjusted_mode); if (ret) return ret; } diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c index a7a5c7e0ab92..77a8d9366ed7 100644 --- a/drivers/gpu/drm/msm/dp/dp_ctrl.c +++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c @@ -1774,13 +1774,6 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) return rc; while (--link_train_max_retries) { - rc = dp_ctrl_reinitialize_mainlink(ctrl); - if (rc) { - DRM_ERROR("Failed to reinitialize mainlink. rc=%d\n", - rc); - break; - } - training_step = DP_TRAINING_NONE; rc = dp_ctrl_setup_main_link(ctrl, &training_step); if (rc == 0) { @@ -1832,6 +1825,12 @@ int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl) /* stop link training before start re training */ dp_ctrl_clear_training_pattern(ctrl); } + + rc = dp_ctrl_reinitialize_mainlink(ctrl); + if (rc) { + DRM_ERROR("Failed to reinitialize mainlink. rc=%d\n", rc); + break; + } } if (ctrl->link->sink_request & DP_TEST_LINK_PHY_TEST_PATTERN) diff --git a/drivers/gpu/drm/msm/dp/dp_link.c b/drivers/gpu/drm/msm/dp/dp_link.c index 42427129acea..6375daaeb98e 100644 --- a/drivers/gpu/drm/msm/dp/dp_link.c +++ b/drivers/gpu/drm/msm/dp/dp_link.c @@ -1090,7 +1090,7 @@ int dp_link_process_request(struct dp_link *dp_link) } else if (dp_link_read_psr_error_status(link)) { DRM_ERROR("PSR IRQ_HPD received\n"); } else if (dp_link_psr_capability_changed(link)) { - drm_dbg_dp(link->drm_dev, "PSR Capability changed"); + drm_dbg_dp(link->drm_dev, "PSR Capability changed\n"); } else { ret = dp_link_process_link_status_update(link); if (!ret) { @@ -1107,7 +1107,7 @@ int dp_link_process_request(struct dp_link *dp_link) } } - drm_dbg_dp(link->drm_dev, "sink request=%#x", + drm_dbg_dp(link->drm_dev, "sink request=%#x\n", dp_link->sink_request); return ret; } diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index 5d9ec27c89d3..3d6fb708dc22 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -1082,9 +1082,21 @@ static void dsi_wait4video_done(struct msm_dsi_host *msm_host) static void dsi_wait4video_eng_busy(struct msm_dsi_host *msm_host) { + u32 data; + if (!(msm_host->mode_flags & MIPI_DSI_MODE_VIDEO)) return; + data = dsi_read(msm_host, REG_DSI_STATUS0); + + /* if video mode engine is not busy, its because + * either timing engine was not turned on or the + * DSI controller has finished transmitting the video + * data already, so no need to wait in those cases + */ + if (!(data & DSI_STATUS0_VIDEO_MODE_ENGINE_BUSY)) + return; + if (msm_host->power_on && msm_host->enabled) { dsi_wait4video_done(msm_host); /* delay 4 ms to skip BLLP */ @@ -1894,10 +1906,9 @@ int msm_dsi_host_init(struct msm_dsi *msm_dsi) } msm_host->irq = irq_of_parse_and_map(pdev->dev.of_node, 0); - if (msm_host->irq < 0) { - ret = msm_host->irq; - dev_err(&pdev->dev, "failed to get irq: %d\n", ret); - return ret; + if (!msm_host->irq) { + dev_err(&pdev->dev, "failed to get irq\n"); + return -EINVAL; } /* do not autoenable, will be enabled later */ diff --git a/drivers/gpu/drm/msm/msm_mdss.c b/drivers/gpu/drm/msm/msm_mdss.c index 2e87dd6cb17b..348c66b14683 100644 --- a/drivers/gpu/drm/msm/msm_mdss.c +++ b/drivers/gpu/drm/msm/msm_mdss.c @@ -511,7 +511,7 @@ static int mdss_remove(struct platform_device *pdev) static const struct msm_mdss_data msm8998_data = { .ubwc_enc_version = UBWC_1_0, .ubwc_dec_version = UBWC_1_0, - .highest_bank_bit = 1, + .highest_bank_bit = 2, }; static const struct msm_mdss_data qcm2290_data = { diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c index 46b057fe1412..3249e5c1c893 100644 --- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c +++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/uconn.c @@ -62,6 +62,18 @@ nvkm_uconn_uevent_gpio(struct nvkm_object *object, u64 token, u32 bits) return object->client->event(token, &args, sizeof(args.v0)); } +static bool +nvkm_connector_is_dp_dms(u8 type) +{ + switch (type) { + case DCB_CONNECTOR_DMS59_DP0: + case DCB_CONNECTOR_DMS59_DP1: + return true; + default: + return false; + } +} + static int nvkm_uconn_uevent(struct nvkm_object *object, void *argv, u32 argc, struct nvkm_uevent *uevent) { @@ -101,7 +113,7 @@ nvkm_uconn_uevent(struct nvkm_object *object, void *argv, u32 argc, struct nvkm_ if (args->v0.types & NVIF_CONN_EVENT_V0_UNPLUG) bits |= NVKM_GPIO_LO; if (args->v0.types & NVIF_CONN_EVENT_V0_IRQ) { /* TODO: support DP IRQ on ANX9805 and remove this hack. */ - if (!outp->info.location) + if (!outp->info.location && !nvkm_connector_is_dp_dms(conn->info.type)) return -EINVAL; } diff --git a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c index 5ac926281d2c..c9087f474cbc 100644 --- a/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c +++ b/drivers/gpu/drm/panel/panel-boe-tv101wum-nl6.c @@ -1342,9 +1342,7 @@ static const struct panel_init_cmd starry_himax83102_j02_init_cmd[] = { _INIT_DCS_CMD(0xB1, 0x01, 0xBF, 0x11), _INIT_DCS_CMD(0xCB, 0x86), _INIT_DCS_CMD(0xD2, 0x3C, 0xFA), - _INIT_DCS_CMD(0xE9, 0xC5), - _INIT_DCS_CMD(0xD3, 0x00, 0x00, 0x00, 0x00, 0x80, 0x0C, 0x01), - _INIT_DCS_CMD(0xE9, 0x3F), + _INIT_DCS_CMD(0xD3, 0x00, 0x00, 0x44, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80, 0x0C, 0x01), _INIT_DCS_CMD(0xE7, 0x02, 0x00, 0x28, 0x01, 0x7E, 0x0F, 0x7E, 0x10, 0xA0, 0x00, 0x00, 0x20, 0x40, 0x50, 0x40), _INIT_DCS_CMD(0xBD, 0x02), _INIT_DCS_CMD(0xD8, 0xFF, 0xFF, 0xBF, 0xFE, 0xAA, 0xA0, 0xFF, 0xFF, 0xBF, 0xFE, 0xAA, 0xA0), diff --git a/drivers/gpu/drm/panel/panel-edp.c b/drivers/gpu/drm/panel/panel-edp.c index feb665df35a1..95c8472d878a 100644 --- a/drivers/gpu/drm/panel/panel-edp.c +++ b/drivers/gpu/drm/panel/panel-edp.c @@ -976,32 +976,6 @@ static const struct panel_desc auo_b116xak01 = { }, }; -static const struct drm_display_mode auo_b116xw03_mode = { - .clock = 70589, - .hdisplay = 1366, - .hsync_start = 1366 + 40, - .hsync_end = 1366 + 40 + 40, - .htotal = 1366 + 40 + 40 + 32, - .vdisplay = 768, - .vsync_start = 768 + 10, - .vsync_end = 768 + 10 + 12, - .vtotal = 768 + 10 + 12 + 6, - .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, -}; - -static const struct panel_desc auo_b116xw03 = { - .modes = &auo_b116xw03_mode, - .num_modes = 1, - .bpc = 6, - .size = { - .width = 256, - .height = 144, - }, - .delay = { - .enable = 400, - }, -}; - static const struct drm_display_mode auo_b133han05_mode = { .clock = 142600, .hdisplay = 1920, @@ -1726,9 +1700,6 @@ static const struct of_device_id platform_of_match[] = { .compatible = "auo,b116xa01", .data = &auo_b116xak01, }, { - .compatible = "auo,b116xw03", - .data = &auo_b116xw03, - }, { .compatible = "auo,b133han05", .data = &auo_b133han05, }, { diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 95959dcc6e0e..dd7928d9570f 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -919,6 +919,38 @@ static const struct panel_desc auo_b101xtn01 = { }, }; +static const struct drm_display_mode auo_b116xw03_mode = { + .clock = 70589, + .hdisplay = 1366, + .hsync_start = 1366 + 40, + .hsync_end = 1366 + 40 + 40, + .htotal = 1366 + 40 + 40 + 32, + .vdisplay = 768, + .vsync_start = 768 + 10, + .vsync_end = 768 + 10 + 12, + .vtotal = 768 + 10 + 12 + 6, + .flags = DRM_MODE_FLAG_NVSYNC | DRM_MODE_FLAG_NHSYNC, +}; + +static const struct panel_desc auo_b116xw03 = { + .modes = &auo_b116xw03_mode, + .num_modes = 1, + .bpc = 6, + .size = { + .width = 256, + .height = 144, + }, + .delay = { + .prepare = 1, + .enable = 200, + .disable = 200, + .unprepare = 500, + }, + .bus_format = MEDIA_BUS_FMT_RGB666_1X7X3_SPWG, + .bus_flags = DRM_BUS_FLAG_DE_HIGH, + .connector_type = DRM_MODE_CONNECTOR_LVDS, +}; + static const struct display_timing auo_g070vvn01_timings = { .pixelclock = { 33300000, 34209000, 45000000 }, .hactive = { 800, 800, 800 }, @@ -4103,6 +4135,9 @@ static const struct of_device_id platform_of_match[] = { .compatible = "auo,b101xtn01", .data = &auo_b101xtn01, }, { + .compatible = "auo,b116xw03", + .data = &auo_b116xw03, + }, { .compatible = "auo,g070vvn01", .data = &auo_g070vvn01, }, { diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 506371c42745..5a3a622fc672 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -929,7 +929,7 @@ drm_sched_get_cleanup_job(struct drm_gpu_scheduler *sched) if (next) { next->s_fence->scheduled.timestamp = - job->s_fence->finished.timestamp; + dma_fence_timestamp(&job->s_fence->finished); /* start TO timer for next job */ drm_sched_start_timeout(sched); } diff --git a/drivers/gpu/drm/tiny/simpledrm.c b/drivers/gpu/drm/tiny/simpledrm.c index ff86ba1ae1b8..8ea120eb8674 100644 --- a/drivers/gpu/drm/tiny/simpledrm.c +++ b/drivers/gpu/drm/tiny/simpledrm.c @@ -745,7 +745,7 @@ static struct simpledrm_device *simpledrm_device_create(struct drm_driver *drv, ret = devm_aperture_acquire_from_firmware(dev, res->start, resource_size(res)); if (ret) { - drm_err(dev, "could not acquire memory range %pr: %d\n", &res, ret); + drm_err(dev, "could not acquire memory range %pr: %d\n", res, ret); return ERR_PTR(ret); } diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c index 7726a72befc5..d48b39132b32 100644 --- a/drivers/gpu/drm/ttm/ttm_device.c +++ b/drivers/gpu/drm/ttm/ttm_device.c @@ -232,10 +232,6 @@ void ttm_device_fini(struct ttm_device *bdev) struct ttm_resource_manager *man; unsigned i; - man = ttm_manager_type(bdev, TTM_PL_SYSTEM); - ttm_resource_manager_set_used(man, false); - ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, NULL); - mutex_lock(&ttm_global_mutex); list_del(&bdev->device_list); mutex_unlock(&ttm_global_mutex); @@ -243,6 +239,10 @@ void ttm_device_fini(struct ttm_device *bdev) drain_workqueue(bdev->wq); destroy_workqueue(bdev->wq); + man = ttm_manager_type(bdev, TTM_PL_SYSTEM); + ttm_resource_manager_set_used(man, false); + ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, NULL); + spin_lock(&bdev->lru_lock); for (i = 0; i < TTM_MAX_BO_PRIORITY; ++i) if (list_empty(&man->lru[0])) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c index c43853597776..2bfac3aad7b7 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.c @@ -34,6 +34,8 @@ static void vmw_bo_release(struct vmw_bo *vbo) { + WARN_ON(vbo->tbo.base.funcs && + kref_read(&vbo->tbo.base.refcount) != 0); vmw_bo_unmap(vbo); drm_gem_object_release(&vbo->tbo.base); } @@ -497,7 +499,7 @@ static int vmw_user_bo_synccpu_release(struct drm_file *filp, if (!(flags & drm_vmw_synccpu_allow_cs)) { atomic_dec(&vmw_bo->cpu_writers); } - vmw_user_bo_unref(vmw_bo); + vmw_user_bo_unref(&vmw_bo); } return ret; @@ -539,7 +541,7 @@ int vmw_user_bo_synccpu_ioctl(struct drm_device *dev, void *data, return ret; ret = vmw_user_bo_synccpu_grab(vbo, arg->flags); - vmw_user_bo_unref(vbo); + vmw_user_bo_unref(&vbo); if (unlikely(ret != 0)) { if (ret == -ERESTARTSYS || ret == -EBUSY) return -EBUSY; @@ -612,7 +614,6 @@ int vmw_user_bo_lookup(struct drm_file *filp, } *out = to_vmw_bo(gobj); - ttm_bo_get(&(*out)->tbo); return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.h b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.h index 1d433fceed3d..0d496dc9c6af 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_bo.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_bo.h @@ -195,12 +195,19 @@ static inline struct vmw_bo *vmw_bo_reference(struct vmw_bo *buf) return buf; } -static inline void vmw_user_bo_unref(struct vmw_bo *vbo) +static inline struct vmw_bo *vmw_user_bo_ref(struct vmw_bo *vbo) { - if (vbo) { - ttm_bo_put(&vbo->tbo); - drm_gem_object_put(&vbo->tbo.base); - } + drm_gem_object_get(&vbo->tbo.base); + return vbo; +} + +static inline void vmw_user_bo_unref(struct vmw_bo **buf) +{ + struct vmw_bo *tmp_buf = *buf; + + *buf = NULL; + if (tmp_buf) + drm_gem_object_put(&tmp_buf->tbo.base); } static inline struct vmw_bo *to_vmw_bo(struct drm_gem_object *gobj) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c index c0b24d1cacbf..a7c07692262b 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cotable.c @@ -432,7 +432,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size) * for the new COTable. Initially pin the buffer object to make sure * we can use tryreserve without failure. */ - ret = vmw_bo_create(dev_priv, &bo_params, &buf); + ret = vmw_gem_object_create(dev_priv, &bo_params, &buf); if (ret) { DRM_ERROR("Failed initializing new cotable MOB.\n"); goto out_done; @@ -502,7 +502,7 @@ static int vmw_cotable_resize(struct vmw_resource *res, size_t new_size) vmw_resource_mob_attach(res); /* Let go of the old mob. */ - vmw_bo_unreference(&old_buf); + vmw_user_bo_unref(&old_buf); res->id = vcotbl->type; ret = dma_resv_reserve_fences(bo->base.resv, 1); @@ -521,7 +521,7 @@ out_map_new: out_wait: ttm_bo_unpin(bo); ttm_bo_unreserve(bo); - vmw_bo_unreference(&buf); + vmw_user_bo_unref(&buf); out_done: MKS_STAT_TIME_POP(MKSSTAT_KERN_COTABLE_RESIZE); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 58bfdf203eca..3cd5090dedfc 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -853,6 +853,10 @@ static inline bool vmw_resource_mob_attached(const struct vmw_resource *res) /** * GEM related functionality - vmwgfx_gem.c */ +struct vmw_bo_params; +int vmw_gem_object_create(struct vmw_private *vmw, + struct vmw_bo_params *params, + struct vmw_bo **p_vbo); extern int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv, struct drm_file *filp, uint32_t size, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 98e0723ca6f5..36987ef3fc30 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -1151,7 +1151,7 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv, SVGAMobId *id, struct vmw_bo **vmw_bo_p) { - struct vmw_bo *vmw_bo; + struct vmw_bo *vmw_bo, *tmp_bo; uint32_t handle = *id; struct vmw_relocation *reloc; int ret; @@ -1164,7 +1164,8 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv, } vmw_bo_placement_set(vmw_bo, VMW_BO_DOMAIN_MOB, VMW_BO_DOMAIN_MOB); ret = vmw_validation_add_bo(sw_context->ctx, vmw_bo); - vmw_user_bo_unref(vmw_bo); + tmp_bo = vmw_bo; + vmw_user_bo_unref(&tmp_bo); if (unlikely(ret != 0)) return ret; @@ -1206,7 +1207,7 @@ static int vmw_translate_guest_ptr(struct vmw_private *dev_priv, SVGAGuestPtr *ptr, struct vmw_bo **vmw_bo_p) { - struct vmw_bo *vmw_bo; + struct vmw_bo *vmw_bo, *tmp_bo; uint32_t handle = ptr->gmrId; struct vmw_relocation *reloc; int ret; @@ -1220,7 +1221,8 @@ static int vmw_translate_guest_ptr(struct vmw_private *dev_priv, vmw_bo_placement_set(vmw_bo, VMW_BO_DOMAIN_GMR | VMW_BO_DOMAIN_VRAM, VMW_BO_DOMAIN_GMR | VMW_BO_DOMAIN_VRAM); ret = vmw_validation_add_bo(sw_context->ctx, vmw_bo); - vmw_user_bo_unref(vmw_bo); + tmp_bo = vmw_bo; + vmw_user_bo_unref(&tmp_bo); if (unlikely(ret != 0)) return ret; @@ -1619,7 +1621,7 @@ static int vmw_cmd_tex_state(struct vmw_private *dev_priv, { VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSetTextureState); SVGA3dTextureState *last_state = (SVGA3dTextureState *) - ((unsigned long) header + header->size + sizeof(header)); + ((unsigned long) header + header->size + sizeof(*header)); SVGA3dTextureState *cur_state = (SVGA3dTextureState *) ((unsigned long) header + sizeof(*cmd)); struct vmw_resource *ctx; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c index c0da89e16e6f..8b1eb0061610 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gem.c @@ -111,6 +111,20 @@ static const struct drm_gem_object_funcs vmw_gem_object_funcs = { .vm_ops = &vmw_vm_ops, }; +int vmw_gem_object_create(struct vmw_private *vmw, + struct vmw_bo_params *params, + struct vmw_bo **p_vbo) +{ + int ret = vmw_bo_create(vmw, params, p_vbo); + + if (ret != 0) + goto out_no_bo; + + (*p_vbo)->tbo.base.funcs = &vmw_gem_object_funcs; +out_no_bo: + return ret; +} + int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv, struct drm_file *filp, uint32_t size, @@ -126,12 +140,10 @@ int vmw_gem_object_create_with_handle(struct vmw_private *dev_priv, .pin = false }; - ret = vmw_bo_create(dev_priv, ¶ms, p_vbo); + ret = vmw_gem_object_create(dev_priv, ¶ms, p_vbo); if (ret != 0) goto out_no_bo; - (*p_vbo)->tbo.base.funcs = &vmw_gem_object_funcs; - ret = drm_gem_handle_create(filp, &(*p_vbo)->tbo.base, handle); out_no_bo: return ret; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 1489ad73c103..818b7f109f53 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -1471,8 +1471,8 @@ static int vmw_create_bo_proxy(struct drm_device *dev, /* Reserve and switch the backing mob. */ mutex_lock(&res->dev_priv->cmdbuf_mutex); (void) vmw_resource_reserve(res, false, true); - vmw_bo_unreference(&res->guest_memory_bo); - res->guest_memory_bo = vmw_bo_reference(bo_mob); + vmw_user_bo_unref(&res->guest_memory_bo); + res->guest_memory_bo = vmw_user_bo_ref(bo_mob); res->guest_memory_offset = 0; vmw_resource_unreserve(res, false, false, false, NULL, 0); mutex_unlock(&res->dev_priv->cmdbuf_mutex); @@ -1666,7 +1666,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, err_out: /* vmw_user_lookup_handle takes one ref so does new_fb */ if (bo) - vmw_user_bo_unref(bo); + vmw_user_bo_unref(&bo); if (surface) vmw_surface_unreference(&surface); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c index fb85f244c3d0..c45b4724e414 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c @@ -451,7 +451,7 @@ int vmw_overlay_ioctl(struct drm_device *dev, void *data, ret = vmw_overlay_update_stream(dev_priv, buf, arg, true); - vmw_user_bo_unref(buf); + vmw_user_bo_unref(&buf); out_unlock: mutex_unlock(&overlay->mutex); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 71eeabf001c8..ca300c7427d2 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -141,7 +141,7 @@ static void vmw_resource_release(struct kref *kref) if (res->coherent) vmw_bo_dirty_release(res->guest_memory_bo); ttm_bo_unreserve(bo); - vmw_bo_unreference(&res->guest_memory_bo); + vmw_user_bo_unref(&res->guest_memory_bo); } if (likely(res->hw_destroy != NULL)) { @@ -338,7 +338,7 @@ static int vmw_resource_buf_alloc(struct vmw_resource *res, return 0; } - ret = vmw_bo_create(res->dev_priv, &bo_params, &gbo); + ret = vmw_gem_object_create(res->dev_priv, &bo_params, &gbo); if (unlikely(ret != 0)) goto out_no_bo; @@ -457,11 +457,11 @@ void vmw_resource_unreserve(struct vmw_resource *res, vmw_resource_mob_detach(res); if (res->coherent) vmw_bo_dirty_release(res->guest_memory_bo); - vmw_bo_unreference(&res->guest_memory_bo); + vmw_user_bo_unref(&res->guest_memory_bo); } if (new_guest_memory_bo) { - res->guest_memory_bo = vmw_bo_reference(new_guest_memory_bo); + res->guest_memory_bo = vmw_user_bo_ref(new_guest_memory_bo); /* * The validation code should already have added a @@ -551,7 +551,7 @@ out_no_reserve: ttm_bo_put(val_buf->bo); val_buf->bo = NULL; if (guest_memory_dirty) - vmw_bo_unreference(&res->guest_memory_bo); + vmw_user_bo_unref(&res->guest_memory_bo); return ret; } @@ -727,7 +727,7 @@ int vmw_resource_validate(struct vmw_resource *res, bool intr, goto out_no_validate; else if (!res->func->needs_guest_memory && res->guest_memory_bo) { WARN_ON_ONCE(vmw_resource_mob_attached(res)); - vmw_bo_unreference(&res->guest_memory_bo); + vmw_user_bo_unref(&res->guest_memory_bo); } return 0; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c index 1e81ff2422cf..a01ca3226d0a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c @@ -180,7 +180,7 @@ static int vmw_gb_shader_init(struct vmw_private *dev_priv, res->guest_memory_size = size; if (byte_code) { - res->guest_memory_bo = vmw_bo_reference(byte_code); + res->guest_memory_bo = vmw_user_bo_ref(byte_code); res->guest_memory_offset = offset; } shader->size = size; @@ -809,7 +809,7 @@ static int vmw_shader_define(struct drm_device *dev, struct drm_file *file_priv, shader_type, num_input_sig, num_output_sig, tfile, shader_handle); out_bad_arg: - vmw_user_bo_unref(buffer); + vmw_user_bo_unref(&buffer); return ret; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 5db403ee8261..3829be282ff0 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -686,9 +686,6 @@ static void vmw_user_surface_base_release(struct ttm_base_object **p_base) container_of(base, struct vmw_user_surface, prime.base); struct vmw_resource *res = &user_srf->srf.res; - if (res->guest_memory_bo) - drm_gem_object_put(&res->guest_memory_bo->tbo.base); - *p_base = NULL; vmw_resource_unreference(&res); } @@ -855,23 +852,21 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data, * expect a backup buffer to be present. */ if (dev_priv->has_mob && req->shareable) { - uint32_t backup_handle; - - ret = vmw_gem_object_create_with_handle(dev_priv, - file_priv, - res->guest_memory_size, - &backup_handle, - &res->guest_memory_bo); + struct vmw_bo_params params = { + .domain = VMW_BO_DOMAIN_SYS, + .busy_domain = VMW_BO_DOMAIN_SYS, + .bo_type = ttm_bo_type_device, + .size = res->guest_memory_size, + .pin = false + }; + + ret = vmw_gem_object_create(dev_priv, + ¶ms, + &res->guest_memory_bo); if (unlikely(ret != 0)) { vmw_resource_unreference(&res); goto out_unlock; } - vmw_bo_reference(res->guest_memory_bo); - /* - * We don't expose the handle to the userspace and surface - * already holds a gem reference - */ - drm_gem_handle_delete(file_priv, backup_handle); } tmp = vmw_resource_reference(&srf->res); @@ -1512,7 +1507,7 @@ vmw_gb_surface_define_internal(struct drm_device *dev, if (ret == 0) { if (res->guest_memory_bo->tbo.base.size < res->guest_memory_size) { VMW_DEBUG_USER("Surface backup buffer too small.\n"); - vmw_bo_unreference(&res->guest_memory_bo); + vmw_user_bo_unref(&res->guest_memory_bo); ret = -EINVAL; goto out_unlock; } else { @@ -1526,8 +1521,6 @@ vmw_gb_surface_define_internal(struct drm_device *dev, res->guest_memory_size, &backup_handle, &res->guest_memory_bo); - if (ret == 0) - vmw_bo_reference(res->guest_memory_bo); } if (unlikely(ret != 0)) { diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c index ff077df0babf..a209d51bd247 100644 --- a/drivers/hid/hid-logitech-hidpp.c +++ b/drivers/hid/hid-logitech-hidpp.c @@ -4515,7 +4515,8 @@ static int hidpp_probe(struct hid_device *hdev, const struct hid_device_id *id) goto hid_hw_init_fail; } - hidpp_connect_event(hidpp); + schedule_work(&hidpp->work); + flush_work(&hidpp->work); if (will_restart) { /* Reset the HID node state */ diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c index 9601c0605fd9..2735cd585af0 100644 --- a/drivers/hid/i2c-hid/i2c-hid-core.c +++ b/drivers/hid/i2c-hid/i2c-hid-core.c @@ -998,45 +998,29 @@ static int i2c_hid_core_resume(struct i2c_hid *ihid) return hid_driver_reset_resume(hid); } -/** - * __do_i2c_hid_core_initial_power_up() - First time power up of the i2c-hid device. - * @ihid: The ihid object created during probe. - * - * This function is called at probe time. - * - * The initial power on is where we do some basic validation that the device - * exists, where we fetch the HID descriptor, and where we create the actual - * HID devices. - * - * Return: 0 or error code. +/* + * Check that the device exists and parse the HID descriptor. */ -static int __do_i2c_hid_core_initial_power_up(struct i2c_hid *ihid) +static int __i2c_hid_core_probe(struct i2c_hid *ihid) { struct i2c_client *client = ihid->client; struct hid_device *hid = ihid->hid; int ret; - ret = i2c_hid_core_power_up(ihid); - if (ret) - return ret; - /* Make sure there is something at this address */ ret = i2c_smbus_read_byte(client); if (ret < 0) { i2c_hid_dbg(ihid, "nothing at this address: %d\n", ret); - ret = -ENXIO; - goto err; + return -ENXIO; } ret = i2c_hid_fetch_hid_descriptor(ihid); if (ret < 0) { dev_err(&client->dev, "Failed to fetch the HID Descriptor\n"); - goto err; + return ret; } - enable_irq(client->irq); - hid->version = le16_to_cpu(ihid->hdesc.bcdVersion); hid->vendor = le16_to_cpu(ihid->hdesc.wVendorID); hid->product = le16_to_cpu(ihid->hdesc.wProductID); @@ -1050,17 +1034,49 @@ static int __do_i2c_hid_core_initial_power_up(struct i2c_hid *ihid) ihid->quirks = i2c_hid_lookup_quirk(hid->vendor, hid->product); + return 0; +} + +static int i2c_hid_core_register_hid(struct i2c_hid *ihid) +{ + struct i2c_client *client = ihid->client; + struct hid_device *hid = ihid->hid; + int ret; + + enable_irq(client->irq); + ret = hid_add_device(hid); if (ret) { if (ret != -ENODEV) hid_err(client, "can't add hid device: %d\n", ret); - goto err; + disable_irq(client->irq); + return ret; } return 0; +} + +static int i2c_hid_core_probe_panel_follower(struct i2c_hid *ihid) +{ + int ret; + + ret = i2c_hid_core_power_up(ihid); + if (ret) + return ret; -err: + ret = __i2c_hid_core_probe(ihid); + if (ret) + goto err_power_down; + + ret = i2c_hid_core_register_hid(ihid); + if (ret) + goto err_power_down; + + return 0; + +err_power_down: i2c_hid_core_power_down(ihid); + return ret; } @@ -1077,7 +1093,7 @@ static void ihid_core_panel_prepare_work(struct work_struct *work) * steps. */ if (!hid->version) - ret = __do_i2c_hid_core_initial_power_up(ihid); + ret = i2c_hid_core_probe_panel_follower(ihid); else ret = i2c_hid_core_resume(ihid); @@ -1136,7 +1152,6 @@ static int i2c_hid_core_register_panel_follower(struct i2c_hid *ihid) struct device *dev = &ihid->client->dev; int ret; - ihid->is_panel_follower = true; ihid->panel_follower.funcs = &i2c_hid_core_panel_follower_funcs; /* @@ -1156,30 +1171,6 @@ static int i2c_hid_core_register_panel_follower(struct i2c_hid *ihid) return 0; } -static int i2c_hid_core_initial_power_up(struct i2c_hid *ihid) -{ - /* - * If we're a panel follower, we'll register and do our initial power - * up when the panel turns on; otherwise we do it right away. - */ - if (drm_is_panel_follower(&ihid->client->dev)) - return i2c_hid_core_register_panel_follower(ihid); - else - return __do_i2c_hid_core_initial_power_up(ihid); -} - -static void i2c_hid_core_final_power_down(struct i2c_hid *ihid) -{ - /* - * If we're a follower, the act of unfollowing will cause us to be - * powered down. Otherwise we need to manually do it. - */ - if (ihid->is_panel_follower) - drm_panel_remove_follower(&ihid->panel_follower); - else - i2c_hid_core_suspend(ihid, true); -} - int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, u16 hid_descriptor_address, u32 quirks) { @@ -1211,6 +1202,7 @@ int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, ihid->ops = ops; ihid->client = client; ihid->wHIDDescRegister = cpu_to_le16(hid_descriptor_address); + ihid->is_panel_follower = drm_is_panel_follower(&client->dev); init_waitqueue_head(&ihid->wait); mutex_init(&ihid->reset_lock); @@ -1224,14 +1216,10 @@ int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, return ret; device_enable_async_suspend(&client->dev); - ret = i2c_hid_init_irq(client); - if (ret < 0) - goto err_buffers_allocated; - hid = hid_allocate_device(); if (IS_ERR(hid)) { ret = PTR_ERR(hid); - goto err_irq; + goto err_free_buffers; } ihid->hid = hid; @@ -1242,19 +1230,42 @@ int i2c_hid_core_probe(struct i2c_client *client, struct i2chid_ops *ops, hid->bus = BUS_I2C; hid->initial_quirks = quirks; - ret = i2c_hid_core_initial_power_up(ihid); + /* Power on and probe unless device is a panel follower. */ + if (!ihid->is_panel_follower) { + ret = i2c_hid_core_power_up(ihid); + if (ret < 0) + goto err_destroy_device; + + ret = __i2c_hid_core_probe(ihid); + if (ret < 0) + goto err_power_down; + } + + ret = i2c_hid_init_irq(client); + if (ret < 0) + goto err_power_down; + + /* + * If we're a panel follower, we'll register when the panel turns on; + * otherwise we do it right away. + */ + if (ihid->is_panel_follower) + ret = i2c_hid_core_register_panel_follower(ihid); + else + ret = i2c_hid_core_register_hid(ihid); if (ret) - goto err_mem_free; + goto err_free_irq; return 0; -err_mem_free: - hid_destroy_device(hid); - -err_irq: +err_free_irq: free_irq(client->irq, ihid); - -err_buffers_allocated: +err_power_down: + if (!ihid->is_panel_follower) + i2c_hid_core_power_down(ihid); +err_destroy_device: + hid_destroy_device(hid); +err_free_buffers: i2c_hid_free_buffers(ihid); return ret; @@ -1266,7 +1277,14 @@ void i2c_hid_core_remove(struct i2c_client *client) struct i2c_hid *ihid = i2c_get_clientdata(client); struct hid_device *hid; - i2c_hid_core_final_power_down(ihid); + /* + * If we're a follower, the act of unfollowing will cause us to be + * powered down. Otherwise we need to manually do it. + */ + if (ihid->is_panel_follower) + drm_panel_remove_follower(&ihid->panel_follower); + else + i2c_hid_core_suspend(ihid, true); hid = ihid->hid; hid_destroy_device(hid); diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c index 66dc5f97a009..8311e1028ddb 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c @@ -610,7 +610,8 @@ static int tmc_etr_alloc_flat_buf(struct tmc_drvdata *drvdata, flat_buf->vaddr = dma_alloc_noncoherent(real_dev, etr_buf->size, &flat_buf->daddr, - DMA_FROM_DEVICE, GFP_KERNEL); + DMA_FROM_DEVICE, + GFP_KERNEL | __GFP_NOWARN); if (!flat_buf->vaddr) { kfree(flat_buf); return -ENOMEM; @@ -1174,16 +1175,6 @@ static struct etr_buf *tmc_etr_get_sysfs_buffer(struct coresight_device *csdev) } /* - * In sysFS mode we can have multiple writers per sink. Since this - * sink is already enabled no memory is needed and the HW need not be - * touched, even if the buffer size has changed. - */ - if (drvdata->mode == CS_MODE_SYSFS) { - atomic_inc(&csdev->refcnt); - goto out; - } - - /* * If we don't have a buffer or it doesn't match the requested size, * use the buffer allocated above. Otherwise reuse the existing buffer. */ @@ -1204,7 +1195,7 @@ out: static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) { - int ret; + int ret = 0; unsigned long flags; struct tmc_drvdata *drvdata = dev_get_drvdata(csdev->dev.parent); struct etr_buf *sysfs_buf = tmc_etr_get_sysfs_buffer(csdev); @@ -1213,12 +1204,24 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) return PTR_ERR(sysfs_buf); spin_lock_irqsave(&drvdata->spinlock, flags); + + /* + * In sysFS mode we can have multiple writers per sink. Since this + * sink is already enabled no memory is needed and the HW need not be + * touched, even if the buffer size has changed. + */ + if (drvdata->mode == CS_MODE_SYSFS) { + atomic_inc(&csdev->refcnt); + goto out; + } + ret = tmc_etr_enable_hw(drvdata, sysfs_buf); if (!ret) { drvdata->mode = CS_MODE_SYSFS; atomic_inc(&csdev->refcnt); } +out: spin_unlock_irqrestore(&drvdata->spinlock, flags); if (!ret) diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c index 69d1103b9508..b64fd365f83f 100644 --- a/drivers/iio/adc/ad7192.c +++ b/drivers/iio/adc/ad7192.c @@ -177,6 +177,7 @@ struct ad7192_chip_info { struct ad7192_state { const struct ad7192_chip_info *chip_info; struct regulator *avdd; + struct regulator *vref; struct clk *mclk; u16 int_vref_mv; u32 fclk; @@ -1008,10 +1009,30 @@ static int ad7192_probe(struct spi_device *spi) if (ret) return dev_err_probe(&spi->dev, ret, "Failed to enable specified DVdd supply\n"); - ret = regulator_get_voltage(st->avdd); - if (ret < 0) { - dev_err(&spi->dev, "Device tree error, reference voltage undefined\n"); - return ret; + st->vref = devm_regulator_get_optional(&spi->dev, "vref"); + if (IS_ERR(st->vref)) { + if (PTR_ERR(st->vref) != -ENODEV) + return PTR_ERR(st->vref); + + ret = regulator_get_voltage(st->avdd); + if (ret < 0) + return dev_err_probe(&spi->dev, ret, + "Device tree error, AVdd voltage undefined\n"); + } else { + ret = regulator_enable(st->vref); + if (ret) { + dev_err(&spi->dev, "Failed to enable specified Vref supply\n"); + return ret; + } + + ret = devm_add_action_or_reset(&spi->dev, ad7192_reg_disable, st->vref); + if (ret) + return ret; + + ret = regulator_get_voltage(st->vref); + if (ret < 0) + return dev_err_probe(&spi->dev, ret, + "Device tree error, Vref voltage undefined\n"); } st->int_vref_mv = ret / 1000; diff --git a/drivers/iio/adc/imx8qxp-adc.c b/drivers/iio/adc/imx8qxp-adc.c index f5a0fc9e64c5..fff6e5a2d956 100644 --- a/drivers/iio/adc/imx8qxp-adc.c +++ b/drivers/iio/adc/imx8qxp-adc.c @@ -38,8 +38,8 @@ #define IMX8QXP_ADR_ADC_FCTRL 0x30 #define IMX8QXP_ADR_ADC_SWTRIG 0x34 #define IMX8QXP_ADR_ADC_TCTRL(tid) (0xc0 + (tid) * 4) -#define IMX8QXP_ADR_ADC_CMDH(cid) (0x100 + (cid) * 8) -#define IMX8QXP_ADR_ADC_CMDL(cid) (0x104 + (cid) * 8) +#define IMX8QXP_ADR_ADC_CMDL(cid) (0x100 + (cid) * 8) +#define IMX8QXP_ADR_ADC_CMDH(cid) (0x104 + (cid) * 8) #define IMX8QXP_ADR_ADC_RESFIFO 0x300 #define IMX8QXP_ADR_ADC_TST 0xffc diff --git a/drivers/iio/addac/Kconfig b/drivers/iio/addac/Kconfig index 877f9124803c..397544f23b85 100644 --- a/drivers/iio/addac/Kconfig +++ b/drivers/iio/addac/Kconfig @@ -24,6 +24,8 @@ config AD74413R depends on GPIOLIB && SPI select REGMAP_SPI select CRC8 + select IIO_BUFFER + select IIO_TRIGGERED_BUFFER help Say yes here to build support for Analog Devices AD74412R/AD74413R quad-channel software configurable input/output solution. diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c index b72d39fc2434..6bfe5d6847e7 100644 --- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c +++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors_core.c @@ -190,8 +190,11 @@ int cros_ec_sensors_push_data(struct iio_dev *indio_dev, /* * Ignore samples if the buffer is not set: it is needed if the ODR is * set but the buffer is not enabled yet. + * + * Note: iio_device_claim_buffer_mode() returns -EBUSY if the buffer + * is not enabled. */ - if (!iio_buffer_enabled(indio_dev)) + if (iio_device_claim_buffer_mode(indio_dev) < 0) return 0; out = (s16 *)st->samples; @@ -210,6 +213,7 @@ int cros_ec_sensors_push_data(struct iio_dev *indio_dev, iio_push_to_buffers_with_timestamp(indio_dev, st->samples, timestamp + delta); + iio_device_release_buffer_mode(indio_dev); return 0; } EXPORT_SYMBOL_GPL(cros_ec_sensors_push_data); diff --git a/drivers/iio/dac/ad3552r.c b/drivers/iio/dac/ad3552r.c index d5ea1a1be122..a492e8f2fc0f 100644 --- a/drivers/iio/dac/ad3552r.c +++ b/drivers/iio/dac/ad3552r.c @@ -140,8 +140,8 @@ enum ad3552r_ch_vref_select { }; enum ad3542r_id { - AD3542R_ID = 0x4008, - AD3552R_ID = 0x4009, + AD3542R_ID = 0x4009, + AD3552R_ID = 0x4008, }; enum ad3552r_ch_output_range { diff --git a/drivers/iio/frequency/admv1013.c b/drivers/iio/frequency/admv1013.c index 6355c1f28423..92923074f930 100644 --- a/drivers/iio/frequency/admv1013.c +++ b/drivers/iio/frequency/admv1013.c @@ -351,9 +351,9 @@ static int admv1013_update_mixer_vgate(struct admv1013_state *st) if (vcm < 0) return vcm; - if (vcm < 1800000) + if (vcm <= 1800000) mixer_vgate = (2389 * vcm / 1000000 + 8100) / 100; - else if (vcm > 1800000 && vcm < 2600000) + else if (vcm > 1800000 && vcm <= 2600000) mixer_vgate = (2375 * vcm / 1000000 + 125) / 100; else return -EINVAL; diff --git a/drivers/iio/imu/bno055/Kconfig b/drivers/iio/imu/bno055/Kconfig index fa79b1ac4f85..83e53acfbe88 100644 --- a/drivers/iio/imu/bno055/Kconfig +++ b/drivers/iio/imu/bno055/Kconfig @@ -2,6 +2,8 @@ config BOSCH_BNO055 tristate + select IIO_BUFFER + select IIO_TRIGGERED_BUFFER config BOSCH_BNO055_SERIAL tristate "Bosch BNO055 attached via UART" diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 3a52b09c2823..fdf763a04b0b 100644 --- a/drivers/iio/light/vcnl4000.c +++ b/drivers/iio/light/vcnl4000.c @@ -1513,7 +1513,6 @@ static int vcnl4040_write_event_config(struct iio_dev *indio_dev, out: mutex_unlock(&data->vcnl4000_lock); - data->chip_spec->set_power_state(data, data->ps_int || data->als_int); return ret; } diff --git a/drivers/iio/pressure/bmp280-core.c b/drivers/iio/pressure/bmp280-core.c index 6089f3f9d8f4..a2ef1373a274 100644 --- a/drivers/iio/pressure/bmp280-core.c +++ b/drivers/iio/pressure/bmp280-core.c @@ -2179,7 +2179,7 @@ int bmp280_common_probe(struct device *dev, * however as it happens, the BMP085 shares the chip ID of BMP180 * so we look for an IRQ if we have that. */ - if (irq > 0 || (chip_id == BMP180_CHIP_ID)) { + if (irq > 0 && (chip_id == BMP180_CHIP_ID)) { ret = bmp085_fetch_eoc_irq(dev, name, irq, data); if (ret) return ret; diff --git a/drivers/iio/pressure/dps310.c b/drivers/iio/pressure/dps310.c index b10dbf5cf494..1ff091b2f764 100644 --- a/drivers/iio/pressure/dps310.c +++ b/drivers/iio/pressure/dps310.c @@ -57,8 +57,8 @@ #define DPS310_RESET_MAGIC 0x09 #define DPS310_COEF_BASE 0x10 -/* Make sure sleep time is <= 20ms for usleep_range */ -#define DPS310_POLL_SLEEP_US(t) min(20000, (t) / 8) +/* Make sure sleep time is <= 30ms for usleep_range */ +#define DPS310_POLL_SLEEP_US(t) min(30000, (t) / 8) /* Silently handle error in rate value here */ #define DPS310_POLL_TIMEOUT_US(rc) ((rc) <= 0 ? 1000000 : 1000000 / (rc)) @@ -402,8 +402,8 @@ static int dps310_reset_wait(struct dps310_data *data) if (rc) return rc; - /* Wait for device chip access: 2.5ms in specification */ - usleep_range(2500, 12000); + /* Wait for device chip access: 15ms in specification */ + usleep_range(15000, 55000); return 0; } diff --git a/drivers/iio/pressure/ms5611_core.c b/drivers/iio/pressure/ms5611_core.c index 627497e61a63..2fc706f9d8ae 100644 --- a/drivers/iio/pressure/ms5611_core.c +++ b/drivers/iio/pressure/ms5611_core.c @@ -76,7 +76,7 @@ static bool ms5611_prom_is_valid(u16 *prom, size_t len) crc = (crc >> 12) & 0x000F; - return crc_orig != 0x0000 && crc == crc_orig; + return crc == crc_orig; } static int ms5611_read_prom(struct iio_dev *indio_dev) diff --git a/drivers/iio/proximity/irsd200.c b/drivers/iio/proximity/irsd200.c index 5bd791b46d98..bdff91f6b1a3 100644 --- a/drivers/iio/proximity/irsd200.c +++ b/drivers/iio/proximity/irsd200.c @@ -759,14 +759,14 @@ static irqreturn_t irsd200_trigger_handler(int irq, void *pollf) { struct iio_dev *indio_dev = ((struct iio_poll_func *)pollf)->indio_dev; struct irsd200_data *data = iio_priv(indio_dev); - s16 buf = 0; + s64 buf[2] = {}; int ret; - ret = irsd200_read_data(data, &buf); + ret = irsd200_read_data(data, (s16 *)buf); if (ret) goto end; - iio_push_to_buffers_with_timestamp(indio_dev, &buf, + iio_push_to_buffers_with_timestamp(indio_dev, buf, iio_get_time_ns(indio_dev)); end: diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index ede380551e55..f5c21565bb3c 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -130,6 +130,7 @@ static const struct xpad_device { { 0x0079, 0x18d4, "GPD Win 2 X-Box Controller", 0, XTYPE_XBOX360 }, { 0x03eb, 0xff01, "Wooting One (Legacy)", 0, XTYPE_XBOX360 }, { 0x03eb, 0xff02, "Wooting Two (Legacy)", 0, XTYPE_XBOX360 }, + { 0x03f0, 0x0495, "HyperX Clutch Gladiate", 0, XTYPE_XBOXONE }, { 0x044f, 0x0f00, "Thrustmaster Wheel", 0, XTYPE_XBOX }, { 0x044f, 0x0f03, "Thrustmaster Wheel", 0, XTYPE_XBOX }, { 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX }, @@ -272,6 +273,7 @@ static const struct xpad_device { { 0x1038, 0x1430, "SteelSeries Stratus Duo", 0, XTYPE_XBOX360 }, { 0x1038, 0x1431, "SteelSeries Stratus Duo", 0, XTYPE_XBOX360 }, { 0x11c9, 0x55f0, "Nacon GC-100XF", 0, XTYPE_XBOX360 }, + { 0x11ff, 0x0511, "PXN V900", 0, XTYPE_XBOX360 }, { 0x1209, 0x2882, "Ardwiino Controller", 0, XTYPE_XBOX360 }, { 0x12ab, 0x0004, "Honey Bee Xbox360 dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 }, { 0x12ab, 0x0301, "PDP AFTERGLOW AX.1", 0, XTYPE_XBOX360 }, @@ -459,6 +461,7 @@ static const struct usb_device_id xpad_table[] = { { USB_INTERFACE_INFO('X', 'B', 0) }, /* Xbox USB-IF not-approved class */ XPAD_XBOX360_VENDOR(0x0079), /* GPD Win 2 controller */ XPAD_XBOX360_VENDOR(0x03eb), /* Wooting Keyboards (Legacy) */ + XPAD_XBOXONE_VENDOR(0x03f0), /* HP HyperX Xbox One controllers */ XPAD_XBOX360_VENDOR(0x044f), /* Thrustmaster Xbox 360 controllers */ XPAD_XBOX360_VENDOR(0x045e), /* Microsoft Xbox 360 controllers */ XPAD_XBOXONE_VENDOR(0x045e), /* Microsoft Xbox One controllers */ @@ -477,6 +480,7 @@ static const struct usb_device_id xpad_table[] = { XPAD_XBOX360_VENDOR(0x1038), /* SteelSeries controllers */ XPAD_XBOXONE_VENDOR(0x10f5), /* Turtle Beach Controllers */ XPAD_XBOX360_VENDOR(0x11c9), /* Nacon GC100XF */ + XPAD_XBOX360_VENDOR(0x11ff), /* PXN V900 */ XPAD_XBOX360_VENDOR(0x1209), /* Ardwiino Controllers */ XPAD_XBOX360_VENDOR(0x12ab), /* Xbox 360 dance pads */ XPAD_XBOX360_VENDOR(0x1430), /* RedOctane Xbox 360 controllers */ diff --git a/drivers/input/misc/powermate.c b/drivers/input/misc/powermate.c index c1c733a9cb89..db2ba89adaef 100644 --- a/drivers/input/misc/powermate.c +++ b/drivers/input/misc/powermate.c @@ -425,6 +425,7 @@ static void powermate_disconnect(struct usb_interface *intf) pm->requires_update = 0; usb_kill_urb(pm->irq); input_unregister_device(pm->input); + usb_kill_urb(pm->config); usb_free_urb(pm->irq); usb_free_urb(pm->config); powermate_free_buffers(interface_to_usbdev(intf), pm); diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 2118b2075f43..4e38229404b4 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -2114,6 +2114,7 @@ static int elantech_setup_ps2(struct psmouse *psmouse, psmouse->protocol_handler = elantech_process_byte; psmouse->disconnect = elantech_disconnect; psmouse->reconnect = elantech_reconnect; + psmouse->fast_reconnect = NULL; psmouse->pktsize = info->hw_version > 1 ? 6 : 4; return 0; diff --git a/drivers/input/mouse/psmouse-smbus.c b/drivers/input/mouse/psmouse-smbus.c index 7b13de979908..2a2459b1b4f2 100644 --- a/drivers/input/mouse/psmouse-smbus.c +++ b/drivers/input/mouse/psmouse-smbus.c @@ -5,7 +5,6 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt -#include <linux/delay.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/libps2.h> @@ -119,18 +118,13 @@ static psmouse_ret_t psmouse_smbus_process_byte(struct psmouse *psmouse) return PSMOUSE_FULL_PACKET; } -static void psmouse_activate_smbus_mode(struct psmouse_smbus_dev *smbdev) -{ - if (smbdev->need_deactivate) { - psmouse_deactivate(smbdev->psmouse); - /* Give the device time to switch into SMBus mode */ - msleep(30); - } -} - static int psmouse_smbus_reconnect(struct psmouse *psmouse) { - psmouse_activate_smbus_mode(psmouse->private); + struct psmouse_smbus_dev *smbdev = psmouse->private; + + if (smbdev->need_deactivate) + psmouse_deactivate(psmouse); + return 0; } @@ -263,7 +257,8 @@ int psmouse_smbus_init(struct psmouse *psmouse, } } - psmouse_activate_smbus_mode(smbdev); + if (need_deactivate) + psmouse_deactivate(psmouse); psmouse->private = smbdev; psmouse->protocol_handler = psmouse_smbus_process_byte; diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index ada299ec5bba..22d16d80efb9 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -1623,6 +1623,7 @@ static int synaptics_init_ps2(struct psmouse *psmouse, psmouse->set_rate = synaptics_set_rate; psmouse->disconnect = synaptics_disconnect; psmouse->reconnect = synaptics_reconnect; + psmouse->fast_reconnect = NULL; psmouse->cleanup = synaptics_reset; /* Synaptics can usually stay in sync without extra help */ psmouse->resync_time = 0; @@ -1752,6 +1753,7 @@ static int synaptics_create_intertouch(struct psmouse *psmouse, psmouse_matches_pnp_id(psmouse, topbuttonpad_pnp_ids) && !SYN_CAP_EXT_BUTTONS_STICK(info->ext_cap_10); const struct rmi_device_platform_data pdata = { + .reset_delay_ms = 30, .sensor_pdata = { .sensor_type = rmi_sensor_touchpad, .axis_align.flip_y = true, diff --git a/drivers/input/rmi4/rmi_smbus.c b/drivers/input/rmi4/rmi_smbus.c index 7059a2762aeb..b0b099b5528a 100644 --- a/drivers/input/rmi4/rmi_smbus.c +++ b/drivers/input/rmi4/rmi_smbus.c @@ -235,12 +235,29 @@ static void rmi_smb_clear_state(struct rmi_smb_xport *rmi_smb) static int rmi_smb_enable_smbus_mode(struct rmi_smb_xport *rmi_smb) { - int retval; + struct i2c_client *client = rmi_smb->client; + int smbus_version; + + /* + * psmouse driver resets the controller, we only need to wait + * to give the firmware chance to fully reinitialize. + */ + if (rmi_smb->xport.pdata.reset_delay_ms) + msleep(rmi_smb->xport.pdata.reset_delay_ms); /* we need to get the smbus version to activate the touchpad */ - retval = rmi_smb_get_version(rmi_smb); - if (retval < 0) - return retval; + smbus_version = rmi_smb_get_version(rmi_smb); + if (smbus_version < 0) + return smbus_version; + + rmi_dbg(RMI_DEBUG_XPORT, &client->dev, "Smbus version is %d", + smbus_version); + + if (smbus_version != 2 && smbus_version != 3) { + dev_err(&client->dev, "Unrecognized SMB version %d\n", + smbus_version); + return -ENODEV; + } return 0; } @@ -253,11 +270,10 @@ static int rmi_smb_reset(struct rmi_transport_dev *xport, u16 reset_addr) rmi_smb_clear_state(rmi_smb); /* - * we do not call the actual reset command, it has to be handled in - * PS/2 or there will be races between PS/2 and SMBus. - * PS/2 should ensure that a psmouse_reset is called before - * intializing the device and after it has been removed to be in a known - * state. + * We do not call the actual reset command, it has to be handled in + * PS/2 or there will be races between PS/2 and SMBus. PS/2 should + * ensure that a psmouse_reset is called before initializing the + * device and after it has been removed to be in a known state. */ return rmi_smb_enable_smbus_mode(rmi_smb); } @@ -272,7 +288,6 @@ static int rmi_smb_probe(struct i2c_client *client) { struct rmi_device_platform_data *pdata = dev_get_platdata(&client->dev); struct rmi_smb_xport *rmi_smb; - int smbus_version; int error; if (!pdata) { @@ -311,18 +326,9 @@ static int rmi_smb_probe(struct i2c_client *client) rmi_smb->xport.proto_name = "smb"; rmi_smb->xport.ops = &rmi_smb_ops; - smbus_version = rmi_smb_get_version(rmi_smb); - if (smbus_version < 0) - return smbus_version; - - rmi_dbg(RMI_DEBUG_XPORT, &client->dev, "Smbus version is %d", - smbus_version); - - if (smbus_version != 2 && smbus_version != 3) { - dev_err(&client->dev, "Unrecognized SMB version %d\n", - smbus_version); - return -ENODEV; - } + error = rmi_smb_enable_smbus_mode(rmi_smb); + if (error) + return error; i2c_set_clientdata(client, rmi_smb); diff --git a/drivers/input/serio/i8042-acpipnpio.h b/drivers/input/serio/i8042-acpipnpio.h index 1724d6cb8649..9c39553d30fa 100644 --- a/drivers/input/serio/i8042-acpipnpio.h +++ b/drivers/input/serio/i8042-acpipnpio.h @@ -619,6 +619,14 @@ static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = { .driver_data = (void *)(SERIO_QUIRK_NOMUX) }, { + /* Fujitsu Lifebook E5411 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU CLIENT COMPUTING LIMITED"), + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E5411"), + }, + .driver_data = (void *)(SERIO_QUIRK_NOAUX) + }, + { /* Gigabyte M912 */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c index da9954d6df44..af32fbe57b63 100644 --- a/drivers/input/touchscreen/goodix.c +++ b/drivers/input/touchscreen/goodix.c @@ -900,6 +900,25 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) dev_info(dev, "No ACPI GpioInt resource, assuming that the GPIO order is reset, int\n"); ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; gpio_mapping = acpi_goodix_int_last_gpios; + } else if (ts->gpio_count == 1 && ts->gpio_int_idx == 0) { + /* + * On newer devices there is only 1 GpioInt resource and _PS0 + * does the whole reset sequence for us. + */ + acpi_device_fix_up_power(ACPI_COMPANION(dev)); + + /* + * Before the _PS0 call the int GPIO may have been in output + * mode and the call should have put the int GPIO in input mode, + * but the GPIO subsys cached state may still think it is + * in output mode, causing gpiochip_lock_as_irq() failure. + * + * Add a mapping for the int GPIO to make the + * gpiod_int = gpiod_get(..., GPIOD_IN) call succeed, + * which will explicitly set the direction to input. + */ + ts->irq_pin_access_method = IRQ_PIN_ACCESS_NONE; + gpio_mapping = acpi_goodix_int_first_gpios; } else { dev_warn(dev, "Unexpected ACPI resources: gpio_count %d, gpio_int_idx %d\n", ts->gpio_count, ts->gpio_int_idx); diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 3bfc56df4f78..c146378c7d03 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -1108,7 +1108,8 @@ map_end: } - iommu_flush_iotlb_all(domain); + if (!list_empty(&mappings) && iommu_is_dma_domain(domain)) + iommu_flush_iotlb_all(domain); out: iommu_put_resv_regions(dev, &mappings); diff --git a/drivers/irqchip/irq-gic-common.h b/drivers/irqchip/irq-gic-common.h index 3db4592cda1c..f407cce9ecaa 100644 --- a/drivers/irqchip/irq-gic-common.h +++ b/drivers/irqchip/irq-gic-common.h @@ -29,4 +29,8 @@ void gic_enable_quirks(u32 iidr, const struct gic_quirk *quirks, void gic_enable_of_quirks(const struct device_node *np, const struct gic_quirk *quirks, void *data); +#define RDIST_FLAGS_PROPBASE_NEEDS_FLUSHING (1 << 0) +#define RDIST_FLAGS_RD_TABLES_PREALLOCATED (1 << 1) +#define RDIST_FLAGS_FORCE_NON_SHAREABLE (1 << 2) + #endif /* _IRQ_GIC_COMMON_H */ diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index e0c2b10d154d..75a2dd550625 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -44,10 +44,6 @@ #define ITS_FLAGS_WORKAROUND_CAVIUM_23144 (1ULL << 2) #define ITS_FLAGS_FORCE_NON_SHAREABLE (1ULL << 3) -#define RDIST_FLAGS_PROPBASE_NEEDS_FLUSHING (1 << 0) -#define RDIST_FLAGS_RD_TABLES_PREALLOCATED (1 << 1) -#define RDIST_FLAGS_FORCE_NON_SHAREABLE (1 << 2) - #define RD_LOCAL_LPI_ENABLED BIT(0) #define RD_LOCAL_PENDTABLE_PREALLOCATED BIT(1) #define RD_LOCAL_MEMRESERVE_DONE BIT(2) @@ -4754,6 +4750,14 @@ static bool __maybe_unused its_enable_rk3588001(void *data) return true; } +static bool its_set_non_coherent(void *data) +{ + struct its_node *its = data; + + its->flags |= ITS_FLAGS_FORCE_NON_SHAREABLE; + return true; +} + static const struct gic_quirk its_quirks[] = { #ifdef CONFIG_CAVIUM_ERRATUM_22375 { @@ -4809,6 +4813,11 @@ static const struct gic_quirk its_quirks[] = { }, #endif { + .desc = "ITS: non-coherent attribute", + .property = "dma-noncoherent", + .init = its_set_non_coherent, + }, + { } }; @@ -4817,6 +4826,10 @@ static void its_enable_quirks(struct its_node *its) u32 iidr = readl_relaxed(its->base + GITS_IIDR); gic_enable_quirks(iidr, its_quirks, its); + + if (is_of_node(its->fwnode_handle)) + gic_enable_of_quirks(to_of_node(its->fwnode_handle), + its_quirks, its); } static int its_save_disable(void) @@ -4952,7 +4965,7 @@ out_unmap: return NULL; } -static int its_init_domain(struct fwnode_handle *handle, struct its_node *its) +static int its_init_domain(struct its_node *its) { struct irq_domain *inner_domain; struct msi_domain_info *info; @@ -4966,7 +4979,7 @@ static int its_init_domain(struct fwnode_handle *handle, struct its_node *its) inner_domain = irq_domain_create_hierarchy(its_parent, its->msi_domain_flags, 0, - handle, &its_domain_ops, + its->fwnode_handle, &its_domain_ops, info); if (!inner_domain) { kfree(info); @@ -5017,8 +5030,7 @@ static int its_init_vpe_domain(void) return 0; } -static int __init its_compute_its_list_map(struct resource *res, - void __iomem *its_base) +static int __init its_compute_its_list_map(struct its_node *its) { int its_number; u32 ctlr; @@ -5032,15 +5044,15 @@ static int __init its_compute_its_list_map(struct resource *res, its_number = find_first_zero_bit(&its_list_map, GICv4_ITS_LIST_MAX); if (its_number >= GICv4_ITS_LIST_MAX) { pr_err("ITS@%pa: No ITSList entry available!\n", - &res->start); + &its->phys_base); return -EINVAL; } - ctlr = readl_relaxed(its_base + GITS_CTLR); + ctlr = readl_relaxed(its->base + GITS_CTLR); ctlr &= ~GITS_CTLR_ITS_NUMBER; ctlr |= its_number << GITS_CTLR_ITS_NUMBER_SHIFT; - writel_relaxed(ctlr, its_base + GITS_CTLR); - ctlr = readl_relaxed(its_base + GITS_CTLR); + writel_relaxed(ctlr, its->base + GITS_CTLR); + ctlr = readl_relaxed(its->base + GITS_CTLR); if ((ctlr & GITS_CTLR_ITS_NUMBER) != (its_number << GITS_CTLR_ITS_NUMBER_SHIFT)) { its_number = ctlr & GITS_CTLR_ITS_NUMBER; its_number >>= GITS_CTLR_ITS_NUMBER_SHIFT; @@ -5048,75 +5060,50 @@ static int __init its_compute_its_list_map(struct resource *res, if (test_and_set_bit(its_number, &its_list_map)) { pr_err("ITS@%pa: Duplicate ITSList entry %d\n", - &res->start, its_number); + &its->phys_base, its_number); return -EINVAL; } return its_number; } -static int __init its_probe_one(struct resource *res, - struct fwnode_handle *handle, int numa_node) +static int __init its_probe_one(struct its_node *its) { - struct its_node *its; - void __iomem *its_base; - u64 baser, tmp, typer; + u64 baser, tmp; struct page *page; u32 ctlr; int err; - its_base = its_map_one(res, &err); - if (!its_base) - return err; - - pr_info("ITS %pR\n", res); - - its = kzalloc(sizeof(*its), GFP_KERNEL); - if (!its) { - err = -ENOMEM; - goto out_unmap; - } - - raw_spin_lock_init(&its->lock); - mutex_init(&its->dev_alloc_lock); - INIT_LIST_HEAD(&its->entry); - INIT_LIST_HEAD(&its->its_device_list); - typer = gic_read_typer(its_base + GITS_TYPER); - its->typer = typer; - its->base = its_base; - its->phys_base = res->start; if (is_v4(its)) { - if (!(typer & GITS_TYPER_VMOVP)) { - err = its_compute_its_list_map(res, its_base); + if (!(its->typer & GITS_TYPER_VMOVP)) { + err = its_compute_its_list_map(its); if (err < 0) - goto out_free_its; + goto out; its->list_nr = err; pr_info("ITS@%pa: Using ITS number %d\n", - &res->start, err); + &its->phys_base, err); } else { - pr_info("ITS@%pa: Single VMOVP capable\n", &res->start); + pr_info("ITS@%pa: Single VMOVP capable\n", &its->phys_base); } if (is_v4_1(its)) { - u32 svpet = FIELD_GET(GITS_TYPER_SVPET, typer); + u32 svpet = FIELD_GET(GITS_TYPER_SVPET, its->typer); - its->sgir_base = ioremap(res->start + SZ_128K, SZ_64K); + its->sgir_base = ioremap(its->phys_base + SZ_128K, SZ_64K); if (!its->sgir_base) { err = -ENOMEM; - goto out_free_its; + goto out; } - its->mpidr = readl_relaxed(its_base + GITS_MPIDR); + its->mpidr = readl_relaxed(its->base + GITS_MPIDR); pr_info("ITS@%pa: Using GICv4.1 mode %08x %08x\n", - &res->start, its->mpidr, svpet); + &its->phys_base, its->mpidr, svpet); } } - its->numa_node = numa_node; - page = alloc_pages_node(its->numa_node, GFP_KERNEL | __GFP_ZERO, get_order(ITS_CMD_QUEUE_SZ)); if (!page) { @@ -5125,12 +5112,9 @@ static int __init its_probe_one(struct resource *res, } its->cmd_base = (void *)page_address(page); its->cmd_write = its->cmd_base; - its->fwnode_handle = handle; its->get_msi_base = its_irq_get_msi_base; its->msi_domain_flags = IRQ_DOMAIN_FLAG_ISOLATED_MSI; - its_enable_quirks(its); - err = its_alloc_tables(its); if (err) goto out_free_cmd; @@ -5174,7 +5158,7 @@ static int __init its_probe_one(struct resource *res, ctlr |= GITS_CTLR_ImDe; writel_relaxed(ctlr, its->base + GITS_CTLR); - err = its_init_domain(handle, its); + err = its_init_domain(its); if (err) goto out_free_tables; @@ -5191,11 +5175,8 @@ out_free_cmd: out_unmap_sgir: if (its->sgir_base) iounmap(its->sgir_base); -out_free_its: - kfree(its); -out_unmap: - iounmap(its_base); - pr_err("ITS@%pa: failed probing (%d)\n", &res->start, err); +out: + pr_err("ITS@%pa: failed probing (%d)\n", &its->phys_base, err); return err; } @@ -5356,10 +5337,53 @@ static const struct of_device_id its_device_id[] = { {}, }; +static struct its_node __init *its_node_init(struct resource *res, + struct fwnode_handle *handle, int numa_node) +{ + void __iomem *its_base; + struct its_node *its; + int err; + + its_base = its_map_one(res, &err); + if (!its_base) + return NULL; + + pr_info("ITS %pR\n", res); + + its = kzalloc(sizeof(*its), GFP_KERNEL); + if (!its) + goto out_unmap; + + raw_spin_lock_init(&its->lock); + mutex_init(&its->dev_alloc_lock); + INIT_LIST_HEAD(&its->entry); + INIT_LIST_HEAD(&its->its_device_list); + + its->typer = gic_read_typer(its_base + GITS_TYPER); + its->base = its_base; + its->phys_base = res->start; + + its->numa_node = numa_node; + its->fwnode_handle = handle; + + return its; + +out_unmap: + iounmap(its_base); + return NULL; +} + +static void its_node_destroy(struct its_node *its) +{ + iounmap(its->base); + kfree(its); +} + static int __init its_of_probe(struct device_node *node) { struct device_node *np; struct resource res; + int err; /* * Make sure *all* the ITS are reset before we probe any, as @@ -5369,8 +5393,6 @@ static int __init its_of_probe(struct device_node *node) */ for (np = of_find_matching_node(node, its_device_id); np; np = of_find_matching_node(np, its_device_id)) { - int err; - if (!of_device_is_available(np) || !of_property_read_bool(np, "msi-controller") || of_address_to_resource(np, 0, &res)) @@ -5383,6 +5405,8 @@ static int __init its_of_probe(struct device_node *node) for (np = of_find_matching_node(node, its_device_id); np; np = of_find_matching_node(np, its_device_id)) { + struct its_node *its; + if (!of_device_is_available(np)) continue; if (!of_property_read_bool(np, "msi-controller")) { @@ -5396,7 +5420,17 @@ static int __init its_of_probe(struct device_node *node) continue; } - its_probe_one(&res, &np->fwnode, of_node_to_nid(np)); + + its = its_node_init(&res, &np->fwnode, of_node_to_nid(np)); + if (!its) + return -ENOMEM; + + its_enable_quirks(its); + err = its_probe_one(its); + if (err) { + its_node_destroy(its); + return err; + } } return 0; } @@ -5508,6 +5542,7 @@ static int __init gic_acpi_parse_madt_its(union acpi_subtable_headers *header, { struct acpi_madt_generic_translator *its_entry; struct fwnode_handle *dom_handle; + struct its_node *its; struct resource res; int err; @@ -5532,11 +5567,18 @@ static int __init gic_acpi_parse_madt_its(union acpi_subtable_headers *header, goto dom_err; } - err = its_probe_one(&res, dom_handle, - acpi_get_its_numa_node(its_entry->translation_id)); + its = its_node_init(&res, dom_handle, + acpi_get_its_numa_node(its_entry->translation_id)); + if (!its) { + err = -ENOMEM; + goto node_err; + } + + err = its_probe_one(its); if (!err) return 0; +node_err: iort_deregister_domain_token(its_entry->translation_id); dom_err: irq_domain_free_fwnode(dom_handle); diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index eedfa8e9f077..f59ac9586b7b 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -1857,6 +1857,14 @@ static bool gic_enable_quirk_arm64_2941627(void *data) return true; } +static bool rd_set_non_coherent(void *data) +{ + struct gic_chip_data *d = data; + + d->rdists.flags |= RDIST_FLAGS_FORCE_NON_SHAREABLE; + return true; +} + static const struct gic_quirk gic_quirks[] = { { .desc = "GICv3: Qualcomm MSM8996 broken firmware", @@ -1924,6 +1932,11 @@ static const struct gic_quirk gic_quirks[] = { .init = gic_enable_quirk_arm64_2941627, }, { + .desc = "GICv3: non-coherent attribute", + .property = "dma-noncoherent", + .init = rd_set_non_coherent, + }, + { } }; diff --git a/drivers/irqchip/irq-renesas-rzg2l.c b/drivers/irqchip/irq-renesas-rzg2l.c index 4bbfa2b0a4df..96f4e322ed6b 100644 --- a/drivers/irqchip/irq-renesas-rzg2l.c +++ b/drivers/irqchip/irq-renesas-rzg2l.c @@ -118,7 +118,7 @@ static void rzg2l_irqc_irq_disable(struct irq_data *d) raw_spin_lock(&priv->lock); reg = readl_relaxed(priv->base + TSSR(tssr_index)); - reg &= ~(TSSEL_MASK << tssr_offset); + reg &= ~(TSSEL_MASK << TSSEL_SHIFT(tssr_offset)); writel_relaxed(reg, priv->base + TSSR(tssr_index)); raw_spin_unlock(&priv->lock); } @@ -130,8 +130,8 @@ static void rzg2l_irqc_irq_enable(struct irq_data *d) unsigned int hw_irq = irqd_to_hwirq(d); if (hw_irq >= IRQC_TINT_START && hw_irq < IRQC_NUM_IRQ) { + unsigned long tint = (uintptr_t)irq_data_get_irq_chip_data(d); struct rzg2l_irqc_priv *priv = irq_data_to_priv(d); - unsigned long tint = (uintptr_t)d->chip_data; u32 offset = hw_irq - IRQC_TINT_START; u32 tssr_offset = TSSR_OFFSET(offset); u8 tssr_index = TSSR_INDEX(offset); diff --git a/drivers/irqchip/irq-riscv-intc.c b/drivers/irqchip/irq-riscv-intc.c index 4adeee1bc391..e8d01b14ccdd 100644 --- a/drivers/irqchip/irq-riscv-intc.c +++ b/drivers/irqchip/irq-riscv-intc.c @@ -155,8 +155,16 @@ static int __init riscv_intc_init(struct device_node *node, * for each INTC DT node. We only need to do INTC initialization * for the INTC DT node belonging to boot CPU (or boot HART). */ - if (riscv_hartid_to_cpuid(hartid) != smp_processor_id()) + if (riscv_hartid_to_cpuid(hartid) != smp_processor_id()) { + /* + * The INTC nodes of each CPU are suppliers for downstream + * interrupt controllers (such as PLIC, IMSIC and APLIC + * direct-mode) so we should mark an INTC node as initialized + * if we are not creating IRQ domain for it. + */ + fwnode_dev_initialized(of_fwnode_handle(node), true); return 0; + } return riscv_intc_init_common(of_node_to_fwnode(node)); } diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c index d8ba5fba7450..971240e2e31b 100644 --- a/drivers/irqchip/irq-stm32-exti.c +++ b/drivers/irqchip/irq-stm32-exti.c @@ -460,6 +460,7 @@ static const struct irq_domain_ops irq_exti_domain_ops = { .map = irq_map_generic_chip, .alloc = stm32_exti_alloc, .free = stm32_exti_free, + .xlate = irq_domain_xlate_twocell, }; static void stm32_irq_ack(struct irq_data *d) diff --git a/drivers/irqchip/qcom-pdc.c b/drivers/irqchip/qcom-pdc.c index a32c0d28d038..74b2f124116e 100644 --- a/drivers/irqchip/qcom-pdc.c +++ b/drivers/irqchip/qcom-pdc.c @@ -22,9 +22,20 @@ #define PDC_MAX_GPIO_IRQS 256 +/* Valid only on HW version < 3.2 */ #define IRQ_ENABLE_BANK 0x10 #define IRQ_i_CFG 0x110 +/* Valid only on HW version >= 3.2 */ +#define IRQ_i_CFG_IRQ_ENABLE 3 + +#define IRQ_i_CFG_TYPE_MASK GENMASK(2, 0) + +#define PDC_VERSION_REG 0x1000 + +/* Notable PDC versions */ +#define PDC_VERSION_3_2 0x30200 + struct pdc_pin_region { u32 pin_base; u32 parent_base; @@ -37,6 +48,7 @@ static DEFINE_RAW_SPINLOCK(pdc_lock); static void __iomem *pdc_base; static struct pdc_pin_region *pdc_region; static int pdc_region_cnt; +static unsigned int pdc_version; static void pdc_reg_write(int reg, u32 i, u32 val) { @@ -48,20 +60,32 @@ static u32 pdc_reg_read(int reg, u32 i) return readl_relaxed(pdc_base + reg + i * sizeof(u32)); } -static void pdc_enable_intr(struct irq_data *d, bool on) +static void __pdc_enable_intr(int pin_out, bool on) { - int pin_out = d->hwirq; unsigned long enable; - unsigned long flags; - u32 index, mask; - index = pin_out / 32; - mask = pin_out % 32; + if (pdc_version < PDC_VERSION_3_2) { + u32 index, mask; + + index = pin_out / 32; + mask = pin_out % 32; + + enable = pdc_reg_read(IRQ_ENABLE_BANK, index); + __assign_bit(mask, &enable, on); + pdc_reg_write(IRQ_ENABLE_BANK, index, enable); + } else { + enable = pdc_reg_read(IRQ_i_CFG, pin_out); + __assign_bit(IRQ_i_CFG_IRQ_ENABLE, &enable, on); + pdc_reg_write(IRQ_i_CFG, pin_out, enable); + } +} + +static void pdc_enable_intr(struct irq_data *d, bool on) +{ + unsigned long flags; raw_spin_lock_irqsave(&pdc_lock, flags); - enable = pdc_reg_read(IRQ_ENABLE_BANK, index); - __assign_bit(mask, &enable, on); - pdc_reg_write(IRQ_ENABLE_BANK, index, enable); + __pdc_enable_intr(d->hwirq, on); raw_spin_unlock_irqrestore(&pdc_lock, flags); } @@ -142,6 +166,7 @@ static int qcom_pdc_gic_set_type(struct irq_data *d, unsigned int type) } old_pdc_type = pdc_reg_read(IRQ_i_CFG, d->hwirq); + pdc_type |= (old_pdc_type & ~IRQ_i_CFG_TYPE_MASK); pdc_reg_write(IRQ_i_CFG, d->hwirq, pdc_type); ret = irq_chip_set_type_parent(d, type); @@ -246,7 +271,6 @@ static const struct irq_domain_ops qcom_pdc_ops = { static int pdc_setup_pin_mapping(struct device_node *np) { int ret, n, i; - u32 irq_index, reg_index, val; n = of_property_count_elems_of_size(np, "qcom,pdc-ranges", sizeof(u32)); if (n <= 0 || n % 3) @@ -276,29 +300,38 @@ static int pdc_setup_pin_mapping(struct device_node *np) if (ret) return ret; - for (i = 0; i < pdc_region[n].cnt; i++) { - reg_index = (i + pdc_region[n].pin_base) >> 5; - irq_index = (i + pdc_region[n].pin_base) & 0x1f; - val = pdc_reg_read(IRQ_ENABLE_BANK, reg_index); - val &= ~BIT(irq_index); - pdc_reg_write(IRQ_ENABLE_BANK, reg_index, val); - } + for (i = 0; i < pdc_region[n].cnt; i++) + __pdc_enable_intr(i + pdc_region[n].pin_base, 0); } return 0; } +#define QCOM_PDC_SIZE 0x30000 + static int qcom_pdc_init(struct device_node *node, struct device_node *parent) { struct irq_domain *parent_domain, *pdc_domain; + resource_size_t res_size; + struct resource res; int ret; - pdc_base = of_iomap(node, 0); + /* compat with old sm8150 DT which had very small region for PDC */ + if (of_address_to_resource(node, 0, &res)) + return -EINVAL; + + res_size = max_t(resource_size_t, resource_size(&res), QCOM_PDC_SIZE); + if (res_size > resource_size(&res)) + pr_warn("%pOF: invalid reg size, please fix DT\n", node); + + pdc_base = ioremap(res.start, res_size); if (!pdc_base) { pr_err("%pOF: unable to map PDC registers\n", node); return -ENXIO; } + pdc_version = pdc_reg_read(PDC_VERSION_REG, 0); + parent_domain = irq_find_host(parent); if (!parent_domain) { pr_err("%pOF: unable to find PDC's parent domain\n", node); diff --git a/drivers/isdn/hardware/mISDN/hfcsusb.c b/drivers/isdn/hardware/mISDN/hfcsusb.c index 1efd17979f24..b82b89888a5e 100644 --- a/drivers/isdn/hardware/mISDN/hfcsusb.c +++ b/drivers/isdn/hardware/mISDN/hfcsusb.c @@ -678,7 +678,7 @@ ph_state(struct dchannel *dch) } /* - * disable/enable BChannel for desired protocoll + * disable/enable BChannel for desired protocol */ static int hfcsusb_setup_bch(struct bchannel *bch, int protocol) diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c index 978fdfc19a06..0cac5bead84f 100644 --- a/drivers/mcb/mcb-core.c +++ b/drivers/mcb/mcb-core.c @@ -387,17 +387,13 @@ EXPORT_SYMBOL_NS_GPL(mcb_free_dev, MCB); static int __mcb_bus_add_devices(struct device *dev, void *data) { - struct mcb_device *mdev = to_mcb_device(dev); int retval; - if (mdev->is_added) - return 0; - retval = device_attach(dev); - if (retval < 0) + if (retval < 0) { dev_err(dev, "Error adding device (%d)\n", retval); - - mdev->is_added = true; + return retval; + } return 0; } diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c index 2aef990f379f..656b6b71c768 100644 --- a/drivers/mcb/mcb-parse.c +++ b/drivers/mcb/mcb-parse.c @@ -99,8 +99,6 @@ static int chameleon_parse_gdd(struct mcb_bus *bus, mdev->mem.end = mdev->mem.start + size - 1; mdev->mem.flags = IORESOURCE_MEM; - mdev->is_added = false; - ret = mcb_device_register(bus, mdev); if (ret < 0) goto err; diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index f2662c21a6df..5315fd261c23 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -753,7 +753,8 @@ static int crypt_iv_eboiv_gen(struct crypt_config *cc, u8 *iv, int err; u8 *buf; - reqsize = ALIGN(crypto_skcipher_reqsize(tfm), __alignof__(__le64)); + reqsize = sizeof(*req) + crypto_skcipher_reqsize(tfm); + reqsize = ALIGN(reqsize, __alignof__(__le64)); req = kmalloc(reqsize + cc->iv_size, GFP_NOIO); if (!req) diff --git a/drivers/media/i2c/ov8858.c b/drivers/media/i2c/ov8858.c index 3af6125a2eee..4d9fd76e2f60 100644 --- a/drivers/media/i2c/ov8858.c +++ b/drivers/media/i2c/ov8858.c @@ -1850,9 +1850,9 @@ static int ov8858_parse_of(struct ov8858 *ov8858) } ret = v4l2_fwnode_endpoint_parse(endpoint, &vep); + fwnode_handle_put(endpoint); if (ret) { dev_err(dev, "Failed to parse endpoint: %d\n", ret); - fwnode_handle_put(endpoint); return ret; } @@ -1864,12 +1864,9 @@ static int ov8858_parse_of(struct ov8858 *ov8858) default: dev_err(dev, "Unsupported number of data lanes %u\n", ov8858->num_lanes); - fwnode_handle_put(endpoint); return -EINVAL; } - ov8858->subdev.fwnode = endpoint; - return 0; } @@ -1913,7 +1910,7 @@ static int ov8858_probe(struct i2c_client *client) ret = ov8858_init_ctrls(ov8858); if (ret) - goto err_put_fwnode; + return ret; sd = &ov8858->subdev; sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE | V4L2_SUBDEV_FL_HAS_EVENTS; @@ -1964,8 +1961,6 @@ err_clean_entity: media_entity_cleanup(&sd->entity); err_free_handler: v4l2_ctrl_handler_free(&ov8858->ctrl_handler); -err_put_fwnode: - fwnode_handle_put(ov8858->subdev.fwnode); return ret; } @@ -1978,7 +1973,6 @@ static void ov8858_remove(struct i2c_client *client) v4l2_async_unregister_subdev(sd); media_entity_cleanup(&sd->entity); v4l2_ctrl_handler_free(&ov8858->ctrl_handler); - fwnode_handle_put(ov8858->subdev.fwnode); pm_runtime_disable(&client->dev); if (!pm_runtime_status_suspended(&client->dev)) diff --git a/drivers/media/pci/intel/ipu-bridge.c b/drivers/media/pci/intel/ipu-bridge.c index 1bde8b6e0b11..e38198e259c0 100644 --- a/drivers/media/pci/intel/ipu-bridge.c +++ b/drivers/media/pci/intel/ipu-bridge.c @@ -107,8 +107,10 @@ static struct acpi_device *ipu_bridge_get_ivsc_acpi_dev(struct acpi_device *adev for_each_acpi_dev_match(ivsc_adev, acpi_id->id, NULL, -1) /* camera sensor depends on IVSC in DSDT if exist */ for_each_acpi_consumer_dev(ivsc_adev, consumer) - if (consumer->handle == handle) + if (consumer->handle == handle) { + acpi_dev_put(consumer); return ivsc_adev; + } } return NULL; diff --git a/drivers/media/platform/xilinx/xilinx-vipp.c b/drivers/media/platform/xilinx/xilinx-vipp.c index 4285770fde18..996684a73038 100644 --- a/drivers/media/platform/xilinx/xilinx-vipp.c +++ b/drivers/media/platform/xilinx/xilinx-vipp.c @@ -55,11 +55,18 @@ xvip_graph_find_entity(struct xvip_composite_device *xdev, { struct xvip_graph_entity *entity; struct v4l2_async_connection *asd; - - list_for_each_entry(asd, &xdev->notifier.done_list, asc_entry) { - entity = to_xvip_entity(asd); - if (entity->asd.match.fwnode == fwnode) - return entity; + struct list_head *lists[] = { + &xdev->notifier.done_list, + &xdev->notifier.waiting_list + }; + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(lists); i++) { + list_for_each_entry(asd, lists[i], asc_entry) { + entity = to_xvip_entity(asd); + if (entity->asd.match.fwnode == fwnode) + return entity; + } } return NULL; diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index b92348ad61f6..31752c06d1f0 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -502,6 +502,13 @@ static long subdev_do_ioctl(struct file *file, unsigned int cmd, void *arg, V4L2_SUBDEV_CLIENT_CAP_STREAMS; int rval; + /* + * If the streams API is not enabled, remove V4L2_SUBDEV_CAP_STREAMS. + * Remove this when the API is no longer experimental. + */ + if (!v4l2_subdev_enable_streams_api) + streams_subdev = false; + switch (cmd) { case VIDIOC_SUBDEV_QUERYCAP: { struct v4l2_subdev_capability *cap = arg; diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index b5b414a71e0b..3a8f27c3e310 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -179,6 +179,7 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq, struct mmc_queue *mq); static void mmc_blk_hsq_req_done(struct mmc_request *mrq); static int mmc_spi_err_check(struct mmc_card *card); +static int mmc_blk_busy_cb(void *cb_data, bool *busy); static struct mmc_blk_data *mmc_blk_get(struct gendisk *disk) { @@ -470,7 +471,7 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md, struct mmc_data data = {}; struct mmc_request mrq = {}; struct scatterlist sg; - bool r1b_resp, use_r1b_resp = false; + bool r1b_resp; unsigned int busy_timeout_ms; int err; unsigned int target_part; @@ -551,8 +552,7 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md, busy_timeout_ms = idata->ic.cmd_timeout_ms ? : MMC_BLK_TIMEOUT_MS; r1b_resp = (cmd.flags & MMC_RSP_R1B) == MMC_RSP_R1B; if (r1b_resp) - use_r1b_resp = mmc_prepare_busy_cmd(card->host, &cmd, - busy_timeout_ms); + mmc_prepare_busy_cmd(card->host, &cmd, busy_timeout_ms); mmc_wait_for_req(card->host, &mrq); memcpy(&idata->ic.response, cmd.resp, sizeof(cmd.resp)); @@ -605,19 +605,28 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md, if (idata->ic.postsleep_min_us) usleep_range(idata->ic.postsleep_min_us, idata->ic.postsleep_max_us); - /* No need to poll when using HW busy detection. */ - if ((card->host->caps & MMC_CAP_WAIT_WHILE_BUSY) && use_r1b_resp) - return 0; - if (mmc_host_is_spi(card->host)) { if (idata->ic.write_flag || r1b_resp || cmd.flags & MMC_RSP_SPI_BUSY) return mmc_spi_err_check(card); return err; } - /* Ensure RPMB/R1B command has completed by polling with CMD13. */ - if (idata->rpmb || r1b_resp) - err = mmc_poll_for_busy(card, busy_timeout_ms, false, - MMC_BUSY_IO); + + /* + * Ensure RPMB, writes and R1B responses are completed by polling with + * CMD13. Note that, usually we don't need to poll when using HW busy + * detection, but here it's needed since some commands may indicate the + * error through the R1 status bits. + */ + if (idata->rpmb || idata->ic.write_flag || r1b_resp) { + struct mmc_blk_busy_data cb_data = { + .card = card, + }; + + err = __mmc_poll_for_busy(card->host, 0, busy_timeout_ms, + &mmc_blk_busy_cb, &cb_data); + + idata->ic.response[0] = cb_data.status; + } return err; } diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index 89cd48fcec79..4a4bab9aa726 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -104,7 +104,7 @@ static int mmc_decode_cid(struct mmc_card *card) case 3: /* MMC v3.1 - v3.3 */ case 4: /* MMC v4 */ card->cid.manfid = UNSTUFF_BITS(resp, 120, 8); - card->cid.oemid = UNSTUFF_BITS(resp, 104, 16); + card->cid.oemid = UNSTUFF_BITS(resp, 104, 8); card->cid.prod_name[0] = UNSTUFF_BITS(resp, 96, 8); card->cid.prod_name[1] = UNSTUFF_BITS(resp, 88, 8); card->cid.prod_name[2] = UNSTUFF_BITS(resp, 80, 8); diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c index f64b9ac76a5c..5914516df2f7 100644 --- a/drivers/mmc/core/sdio.c +++ b/drivers/mmc/core/sdio.c @@ -1089,8 +1089,14 @@ static int mmc_sdio_resume(struct mmc_host *host) } err = mmc_sdio_reinit_card(host); } else if (mmc_card_wake_sdio_irq(host)) { - /* We may have switched to 1-bit mode during suspend */ + /* + * We may have switched to 1-bit mode during suspend, + * need to hold retuning, because tuning only supprt + * 4-bit mode or 8 bit mode. + */ + mmc_retune_hold_now(host); err = sdio_enable_4bit_bus(host->card); + mmc_retune_release(host); } if (err) diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c index 5392200cfdf7..97f7c3d4be6e 100644 --- a/drivers/mmc/host/mtk-sd.c +++ b/drivers/mmc/host/mtk-sd.c @@ -669,11 +669,11 @@ static void msdc_reset_hw(struct msdc_host *host) u32 val; sdr_set_bits(host->base + MSDC_CFG, MSDC_CFG_RST); - readl_poll_timeout(host->base + MSDC_CFG, val, !(val & MSDC_CFG_RST), 0, 0); + readl_poll_timeout_atomic(host->base + MSDC_CFG, val, !(val & MSDC_CFG_RST), 0, 0); sdr_set_bits(host->base + MSDC_FIFOCS, MSDC_FIFOCS_CLR); - readl_poll_timeout(host->base + MSDC_FIFOCS, val, - !(val & MSDC_FIFOCS_CLR), 0, 0); + readl_poll_timeout_atomic(host->base + MSDC_FIFOCS, val, + !(val & MSDC_FIFOCS_CLR), 0, 0); val = readl(host->base + MSDC_INT); writel(val, host->base + MSDC_INT); diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c index ae8c307b7aa7..109d4b010f97 100644 --- a/drivers/mmc/host/sdhci-pci-gli.c +++ b/drivers/mmc/host/sdhci-pci-gli.c @@ -1144,42 +1144,6 @@ static u32 sdhci_gl9750_readl(struct sdhci_host *host, int reg) return value; } -#ifdef CONFIG_PM_SLEEP -static int sdhci_pci_gli_resume(struct sdhci_pci_chip *chip) -{ - struct sdhci_pci_slot *slot = chip->slots[0]; - - pci_free_irq_vectors(slot->chip->pdev); - gli_pcie_enable_msi(slot); - - return sdhci_pci_resume_host(chip); -} - -static int sdhci_cqhci_gli_resume(struct sdhci_pci_chip *chip) -{ - struct sdhci_pci_slot *slot = chip->slots[0]; - int ret; - - ret = sdhci_pci_gli_resume(chip); - if (ret) - return ret; - - return cqhci_resume(slot->host->mmc); -} - -static int sdhci_cqhci_gli_suspend(struct sdhci_pci_chip *chip) -{ - struct sdhci_pci_slot *slot = chip->slots[0]; - int ret; - - ret = cqhci_suspend(slot->host->mmc); - if (ret) - return ret; - - return sdhci_suspend_host(slot->host); -} -#endif - static void gl9763e_hs400_enhanced_strobe(struct mmc_host *mmc, struct mmc_ios *ios) { @@ -1420,6 +1384,70 @@ static int gl9763e_runtime_resume(struct sdhci_pci_chip *chip) } #endif +#ifdef CONFIG_PM_SLEEP +static int sdhci_pci_gli_resume(struct sdhci_pci_chip *chip) +{ + struct sdhci_pci_slot *slot = chip->slots[0]; + + pci_free_irq_vectors(slot->chip->pdev); + gli_pcie_enable_msi(slot); + + return sdhci_pci_resume_host(chip); +} + +static int gl9763e_resume(struct sdhci_pci_chip *chip) +{ + struct sdhci_pci_slot *slot = chip->slots[0]; + int ret; + + ret = sdhci_pci_gli_resume(chip); + if (ret) + return ret; + + ret = cqhci_resume(slot->host->mmc); + if (ret) + return ret; + + /* + * Disable LPM negotiation to bring device back in sync + * with its runtime_pm state. + */ + gl9763e_set_low_power_negotiation(slot, false); + + return 0; +} + +static int gl9763e_suspend(struct sdhci_pci_chip *chip) +{ + struct sdhci_pci_slot *slot = chip->slots[0]; + int ret; + + /* + * Certain SoCs can suspend only with the bus in low- + * power state, notably x86 SoCs when using S0ix. + * Re-enable LPM negotiation to allow entering L1 state + * and entering system suspend. + */ + gl9763e_set_low_power_negotiation(slot, true); + + ret = cqhci_suspend(slot->host->mmc); + if (ret) + goto err_suspend; + + ret = sdhci_suspend_host(slot->host); + if (ret) + goto err_suspend_host; + + return 0; + +err_suspend_host: + cqhci_resume(slot->host->mmc); +err_suspend: + gl9763e_set_low_power_negotiation(slot, false); + return ret; +} +#endif + static int gli_probe_slot_gl9763e(struct sdhci_pci_slot *slot) { struct pci_dev *pdev = slot->chip->pdev; @@ -1527,8 +1555,8 @@ const struct sdhci_pci_fixes sdhci_gl9763e = { .probe_slot = gli_probe_slot_gl9763e, .ops = &sdhci_gl9763e_ops, #ifdef CONFIG_PM_SLEEP - .resume = sdhci_cqhci_gli_resume, - .suspend = sdhci_cqhci_gli_suspend, + .resume = gl9763e_resume, + .suspend = gl9763e_suspend, #endif #ifdef CONFIG_PM .runtime_suspend = gl9763e_runtime_suspend, diff --git a/drivers/mmc/host/sdhci-sprd.c b/drivers/mmc/host/sdhci-sprd.c index 649ae075e229..6b84ba27e6ab 100644 --- a/drivers/mmc/host/sdhci-sprd.c +++ b/drivers/mmc/host/sdhci-sprd.c @@ -644,6 +644,7 @@ static int sdhci_sprd_tuning(struct mmc_host *mmc, struct mmc_card *card, best_clk_sample = sdhci_sprd_get_best_clk_sample(mmc, value); if (best_clk_sample < 0) { dev_err(mmc_dev(host->mmc), "all tuning phase fail!\n"); + err = best_clk_sample; goto out; } diff --git a/drivers/mtd/maps/physmap-core.c b/drivers/mtd/maps/physmap-core.c index 78710fbc8e7f..fc8721339282 100644 --- a/drivers/mtd/maps/physmap-core.c +++ b/drivers/mtd/maps/physmap-core.c @@ -551,6 +551,17 @@ static int physmap_flash_probe(struct platform_device *dev) if (info->probe_type) { info->mtds[i] = do_map_probe(info->probe_type, &info->maps[i]); + + /* Fall back to mapping region as ROM */ + if (!info->mtds[i] && IS_ENABLED(CONFIG_MTD_ROM) && + strcmp(info->probe_type, "map_rom")) { + dev_warn(&dev->dev, + "map_probe() failed for type %s\n", + info->probe_type); + + info->mtds[i] = do_map_probe("map_rom", + &info->maps[i]); + } } else { int j; diff --git a/drivers/mtd/nand/raw/arasan-nand-controller.c b/drivers/mtd/nand/raw/arasan-nand-controller.c index 4621ec549cc7..a492051c46f5 100644 --- a/drivers/mtd/nand/raw/arasan-nand-controller.c +++ b/drivers/mtd/nand/raw/arasan-nand-controller.c @@ -515,6 +515,7 @@ static int anfc_write_page_hw_ecc(struct nand_chip *chip, const u8 *buf, struct mtd_info *mtd = nand_to_mtd(chip); unsigned int len = mtd->writesize + (oob_required ? mtd->oobsize : 0); dma_addr_t dma_addr; + u8 status; int ret; struct anfc_op nfc_op = { .pkt_reg = @@ -561,10 +562,21 @@ static int anfc_write_page_hw_ecc(struct nand_chip *chip, const u8 *buf, } /* Spare data is not protected */ - if (oob_required) + if (oob_required) { ret = nand_write_oob_std(chip, page); + if (ret) + return ret; + } - return ret; + /* Check write status on the chip side */ + ret = nand_status_op(chip, &status); + if (ret) + return ret; + + if (status & NAND_STATUS_FAIL) + return -EIO; + + return 0; } static int anfc_sel_write_page_hw_ecc(struct nand_chip *chip, const u8 *buf, diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c index 2c94da7a3b3a..b841a81cb128 100644 --- a/drivers/mtd/nand/raw/marvell_nand.c +++ b/drivers/mtd/nand/raw/marvell_nand.c @@ -1165,6 +1165,7 @@ static int marvell_nfc_hw_ecc_hmg_do_write_page(struct nand_chip *chip, .ndcb[2] = NDCB2_ADDR5_PAGE(page), }; unsigned int oob_bytes = lt->spare_bytes + (raw ? lt->ecc_bytes : 0); + u8 status; int ret; /* NFCv2 needs more information about the operation being executed */ @@ -1198,7 +1199,18 @@ static int marvell_nfc_hw_ecc_hmg_do_write_page(struct nand_chip *chip, ret = marvell_nfc_wait_op(chip, PSEC_TO_MSEC(sdr->tPROG_max)); - return ret; + if (ret) + return ret; + + /* Check write status on the chip side */ + ret = nand_status_op(chip, &status); + if (ret) + return ret; + + if (status & NAND_STATUS_FAIL) + return -EIO; + + return 0; } static int marvell_nfc_hw_ecc_hmg_write_page_raw(struct nand_chip *chip, @@ -1627,6 +1639,7 @@ static int marvell_nfc_hw_ecc_bch_write_page(struct nand_chip *chip, int data_len = lt->data_bytes; int spare_len = lt->spare_bytes; int chunk, ret; + u8 status; marvell_nfc_select_target(chip, chip->cur_cs); @@ -1663,6 +1676,14 @@ static int marvell_nfc_hw_ecc_bch_write_page(struct nand_chip *chip, if (ret) return ret; + /* Check write status on the chip side */ + ret = nand_status_op(chip, &status); + if (ret) + return ret; + + if (status & NAND_STATUS_FAIL) + return -EIO; + return 0; } diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c index d4b55155aeae..1fcac403cee6 100644 --- a/drivers/mtd/nand/raw/nand_base.c +++ b/drivers/mtd/nand/raw/nand_base.c @@ -5110,6 +5110,9 @@ static void rawnand_check_cont_read_support(struct nand_chip *chip) { struct mtd_info *mtd = nand_to_mtd(chip); + if (!chip->parameters.supports_read_cache) + return; + if (chip->read_retries) return; diff --git a/drivers/mtd/nand/raw/nand_jedec.c b/drivers/mtd/nand/raw/nand_jedec.c index 836757717660..b3cc8f360529 100644 --- a/drivers/mtd/nand/raw/nand_jedec.c +++ b/drivers/mtd/nand/raw/nand_jedec.c @@ -94,6 +94,9 @@ int nand_jedec_detect(struct nand_chip *chip) goto free_jedec_param_page; } + if (p->opt_cmd[0] & JEDEC_OPT_CMD_READ_CACHE) + chip->parameters.supports_read_cache = true; + memorg->pagesize = le32_to_cpu(p->byte_per_page); mtd->writesize = memorg->pagesize; diff --git a/drivers/mtd/nand/raw/nand_onfi.c b/drivers/mtd/nand/raw/nand_onfi.c index f15ef90aec8c..861975e44b55 100644 --- a/drivers/mtd/nand/raw/nand_onfi.c +++ b/drivers/mtd/nand/raw/nand_onfi.c @@ -303,6 +303,9 @@ int nand_onfi_detect(struct nand_chip *chip) ONFI_FEATURE_ADDR_TIMING_MODE, 1); } + if (le16_to_cpu(p->opt_cmd) & ONFI_OPT_CMD_READ_CACHE) + chip->parameters.supports_read_cache = true; + onfi = kzalloc(sizeof(*onfi), GFP_KERNEL); if (!onfi) { ret = -ENOMEM; diff --git a/drivers/mtd/nand/raw/pl35x-nand-controller.c b/drivers/mtd/nand/raw/pl35x-nand-controller.c index 8da5fee321b5..c506e92a3e45 100644 --- a/drivers/mtd/nand/raw/pl35x-nand-controller.c +++ b/drivers/mtd/nand/raw/pl35x-nand-controller.c @@ -511,6 +511,7 @@ static int pl35x_nand_write_page_hwecc(struct nand_chip *chip, u32 addr1 = 0, addr2 = 0, row; u32 cmd_addr; int i, ret; + u8 status; ret = pl35x_smc_set_ecc_mode(nfc, chip, PL35X_SMC_ECC_CFG_MODE_APB); if (ret) @@ -563,6 +564,14 @@ static int pl35x_nand_write_page_hwecc(struct nand_chip *chip, if (ret) goto disable_ecc_engine; + /* Check write status on the chip side */ + ret = nand_status_op(chip, &status); + if (ret) + goto disable_ecc_engine; + + if (status & NAND_STATUS_FAIL) + ret = -EIO; + disable_ecc_engine: pl35x_smc_set_ecc_mode(nfc, chip, PL35X_SMC_ECC_CFG_MODE_BYPASS); diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 64499c1b3603..b079605c84d3 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -3444,7 +3444,7 @@ err_nandc_alloc: err_aon_clk: clk_disable_unprepare(nandc->core_clk); err_core_clk: - dma_unmap_resource(dev, res->start, resource_size(res), + dma_unmap_resource(dev, nandc->base_dma, resource_size(res), DMA_BIDIRECTIONAL, 0); return ret; } diff --git a/drivers/mtd/nand/spi/micron.c b/drivers/mtd/nand/spi/micron.c index 50b7295bc922..12601bc4227a 100644 --- a/drivers/mtd/nand/spi/micron.c +++ b/drivers/mtd/nand/spi/micron.c @@ -12,7 +12,7 @@ #define SPINAND_MFR_MICRON 0x2c -#define MICRON_STATUS_ECC_MASK GENMASK(7, 4) +#define MICRON_STATUS_ECC_MASK GENMASK(6, 4) #define MICRON_STATUS_ECC_NO_BITFLIPS (0 << 4) #define MICRON_STATUS_ECC_1TO3_BITFLIPS (1 << 4) #define MICRON_STATUS_ECC_4TO6_BITFLIPS (3 << 4) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index ed7212e61c54..51d47eda1c87 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -4023,7 +4023,7 @@ static inline const void *bond_pull_data(struct sk_buff *skb, if (likely(n <= hlen)) return data; else if (skb && likely(pskb_may_pull(skb, n))) - return skb->head; + return skb->data; return NULL; } diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig index 649453a3c858..f8cde9f9f554 100644 --- a/drivers/net/can/Kconfig +++ b/drivers/net/can/Kconfig @@ -190,7 +190,7 @@ config CAN_SLCAN config CAN_SUN4I tristate "Allwinner A10 CAN controller" - depends on MACH_SUN4I || MACH_SUN7I || RISCV || COMPILE_TEST + depends on MACH_SUN4I || MACH_SUN7I || (RISCV && ARCH_SUNXI) || COMPILE_TEST help Say Y here if you want to use CAN controller found on Allwinner A10/A20/D1 SoCs. diff --git a/drivers/net/can/flexcan/flexcan-core.c b/drivers/net/can/flexcan/flexcan-core.c index add39e922b89..d15f85a40c1e 100644 --- a/drivers/net/can/flexcan/flexcan-core.c +++ b/drivers/net/can/flexcan/flexcan-core.c @@ -348,7 +348,7 @@ static struct flexcan_devtype_data fsl_imx8mp_devtype_data = { static struct flexcan_devtype_data fsl_imx93_devtype_data = { .quirks = FLEXCAN_QUIRK_DISABLE_RXFG | FLEXCAN_QUIRK_ENABLE_EACEN_RRS | FLEXCAN_QUIRK_DISABLE_MECR | FLEXCAN_QUIRK_USE_RX_MAILBOX | - FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_AUTO_STOP_MODE | + FLEXCAN_QUIRK_BROKEN_PERR_STATE | FLEXCAN_QUIRK_SETUP_STOP_MODE_GPR | FLEXCAN_QUIRK_SUPPORT_FD | FLEXCAN_QUIRK_SUPPORT_ECC | FLEXCAN_QUIRK_SUPPORT_RX_MAILBOX | FLEXCAN_QUIRK_SUPPORT_RX_MAILBOX_RTR, @@ -544,11 +544,6 @@ static inline int flexcan_enter_stop_mode(struct flexcan_priv *priv) } else if (priv->devtype_data.quirks & FLEXCAN_QUIRK_SETUP_STOP_MODE_GPR) { regmap_update_bits(priv->stm.gpr, priv->stm.req_gpr, 1 << priv->stm.req_bit, 1 << priv->stm.req_bit); - } else if (priv->devtype_data.quirks & FLEXCAN_QUIRK_AUTO_STOP_MODE) { - /* For the auto stop mode, software do nothing, hardware will cover - * all the operation automatically after system go into low power mode. - */ - return 0; } return flexcan_low_power_enter_ack(priv); @@ -574,12 +569,6 @@ static inline int flexcan_exit_stop_mode(struct flexcan_priv *priv) reg_mcr &= ~FLEXCAN_MCR_SLF_WAK; priv->write(reg_mcr, ®s->mcr); - /* For the auto stop mode, hardware will exist stop mode - * automatically after system go out of low power mode. - */ - if (priv->devtype_data.quirks & FLEXCAN_QUIRK_AUTO_STOP_MODE) - return 0; - return flexcan_low_power_exit_ack(priv); } @@ -1994,13 +1983,18 @@ static int flexcan_setup_stop_mode(struct platform_device *pdev) ret = flexcan_setup_stop_mode_scfw(pdev); else if (priv->devtype_data.quirks & FLEXCAN_QUIRK_SETUP_STOP_MODE_GPR) ret = flexcan_setup_stop_mode_gpr(pdev); - else if (priv->devtype_data.quirks & FLEXCAN_QUIRK_AUTO_STOP_MODE) - ret = 0; else /* return 0 directly if doesn't support stop mode feature */ return 0; - if (ret) + /* If ret is -EINVAL, this means SoC claim to support stop mode, but + * dts file lack the stop mode property definition. For this case, + * directly return 0, this will skip the wakeup capable setting and + * will not block the driver probe. + */ + if (ret == -EINVAL) + return 0; + else if (ret) return ret; device_set_wakeup_capable(&pdev->dev, true); @@ -2320,16 +2314,8 @@ static int __maybe_unused flexcan_noirq_suspend(struct device *device) if (netif_running(dev)) { int err; - if (device_may_wakeup(device)) { + if (device_may_wakeup(device)) flexcan_enable_wakeup_irq(priv, true); - /* For auto stop mode, need to keep the clock on before - * system go into low power mode. After system go into - * low power mode, hardware will config the flexcan into - * stop mode, and gate off the clock automatically. - */ - if (priv->devtype_data.quirks & FLEXCAN_QUIRK_AUTO_STOP_MODE) - return 0; - } err = pm_runtime_force_suspend(device); if (err) @@ -2347,15 +2333,9 @@ static int __maybe_unused flexcan_noirq_resume(struct device *device) if (netif_running(dev)) { int err; - /* For the wakeup in auto stop mode, no need to gate on the - * clock here, hardware will do this automatically. - */ - if (!(device_may_wakeup(device) && - priv->devtype_data.quirks & FLEXCAN_QUIRK_AUTO_STOP_MODE)) { - err = pm_runtime_force_resume(device); - if (err) - return err; - } + err = pm_runtime_force_resume(device); + if (err) + return err; if (device_may_wakeup(device)) flexcan_enable_wakeup_irq(priv, false); diff --git a/drivers/net/can/flexcan/flexcan.h b/drivers/net/can/flexcan/flexcan.h index 91402977780b..025c3417031f 100644 --- a/drivers/net/can/flexcan/flexcan.h +++ b/drivers/net/can/flexcan/flexcan.h @@ -68,8 +68,6 @@ #define FLEXCAN_QUIRK_SUPPORT_RX_MAILBOX_RTR BIT(15) /* Device supports RX via FIFO */ #define FLEXCAN_QUIRK_SUPPORT_RX_FIFO BIT(16) -/* auto enter stop mode to support wakeup */ -#define FLEXCAN_QUIRK_AUTO_STOP_MODE BIT(17) struct flexcan_devtype_data { u32 quirks; /* quirks needed for different IP cores */ diff --git a/drivers/net/can/m_can/tcan4x5x-core.c b/drivers/net/can/m_can/tcan4x5x-core.c index 8a4143809d33..ae8c42f5debd 100644 --- a/drivers/net/can/m_can/tcan4x5x-core.c +++ b/drivers/net/can/m_can/tcan4x5x-core.c @@ -125,7 +125,7 @@ static const struct tcan4x5x_version_info tcan4x5x_versions[] = { }, [TCAN4553] = { .name = "4553", - .id2_register = 0x32353534, + .id2_register = 0x33353534, }, /* generic version with no id2_register at the end */ [TCAN4X5X] = { diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 0ada0e160e93..743c2eb62b87 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -392,7 +392,13 @@ static irqreturn_t sja1000_reset_interrupt(int irq, void *dev_id) struct net_device *dev = (struct net_device *)dev_id; netdev_dbg(dev, "performing a soft reset upon overrun\n"); - sja1000_start(dev); + + netif_tx_lock(dev); + + can_free_echo_skb(dev, 0, NULL); + sja1000_set_mode(dev, CAN_MODE_START); + + netif_tx_unlock(dev); return IRQ_HANDLED; } diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index 72374b066f64..cd1f240c90f3 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -617,17 +617,16 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) dn = of_find_compatible_node(NULL, NULL, "brcm,unimac-mdio"); priv->master_mii_bus = of_mdio_find_bus(dn); if (!priv->master_mii_bus) { - of_node_put(dn); - return -EPROBE_DEFER; + err = -EPROBE_DEFER; + goto err_of_node_put; } - get_device(&priv->master_mii_bus->dev); priv->master_mii_dn = dn; priv->slave_mii_bus = mdiobus_alloc(); if (!priv->slave_mii_bus) { - of_node_put(dn); - return -ENOMEM; + err = -ENOMEM; + goto err_put_master_mii_bus_dev; } priv->slave_mii_bus->priv = priv; @@ -684,11 +683,17 @@ static int bcm_sf2_mdio_register(struct dsa_switch *ds) } err = mdiobus_register(priv->slave_mii_bus); - if (err && dn) { - mdiobus_free(priv->slave_mii_bus); - of_node_put(dn); - } + if (err && dn) + goto err_free_slave_mii_bus; + return 0; + +err_free_slave_mii_bus: + mdiobus_free(priv->slave_mii_bus); +err_put_master_mii_bus_dev: + put_device(&priv->master_mii_bus->dev); +err_of_node_put: + of_node_put(dn); return err; } @@ -696,6 +701,7 @@ static void bcm_sf2_mdio_unregister(struct bcm_sf2_priv *priv) { mdiobus_unregister(priv->slave_mii_bus); mdiobus_free(priv->slave_mii_bus); + put_device(&priv->master_mii_bus->dev); of_node_put(priv->master_mii_dn); } diff --git a/drivers/net/dsa/qca/qca8k-8xxx.c b/drivers/net/dsa/qca/qca8k-8xxx.c index de1dc22cf683..4ce68e655a63 100644 --- a/drivers/net/dsa/qca/qca8k-8xxx.c +++ b/drivers/net/dsa/qca/qca8k-8xxx.c @@ -505,8 +505,8 @@ qca8k_bulk_read(void *ctx, const void *reg_buf, size_t reg_len, void *val_buf, size_t val_len) { int i, count = val_len / sizeof(u32), ret; - u32 reg = *(u32 *)reg_buf & U16_MAX; struct qca8k_priv *priv = ctx; + u32 reg = *(u16 *)reg_buf; if (priv->mgmt_master && !qca8k_read_eth(priv, reg, val_buf, val_len)) @@ -527,8 +527,8 @@ qca8k_bulk_gather_write(void *ctx, const void *reg_buf, size_t reg_len, const void *val_buf, size_t val_len) { int i, count = val_len / sizeof(u32), ret; - u32 reg = *(u32 *)reg_buf & U16_MAX; struct qca8k_priv *priv = ctx; + u32 reg = *(u16 *)reg_buf; u32 *val = (u32 *)val_buf; if (priv->mgmt_master && @@ -666,6 +666,15 @@ qca8k_phy_eth_command(struct qca8k_priv *priv, bool read, int phy, goto err_read_skb; } + /* It seems that accessing the switch's internal PHYs via management + * packets still uses the MDIO bus within the switch internally, and + * these accesses can conflict with external MDIO accesses to other + * devices on the MDIO bus. + * We therefore need to lock the MDIO bus onto which the switch is + * connected. + */ + mutex_lock(&priv->bus->mdio_lock); + /* Actually start the request: * 1. Send mdio master packet * 2. Busy Wait for mdio master command @@ -678,6 +687,7 @@ qca8k_phy_eth_command(struct qca8k_priv *priv, bool read, int phy, mgmt_master = priv->mgmt_master; if (!mgmt_master) { mutex_unlock(&mgmt_eth_data->mutex); + mutex_unlock(&priv->bus->mdio_lock); ret = -EINVAL; goto err_mgmt_master; } @@ -765,6 +775,7 @@ exit: QCA8K_ETHERNET_TIMEOUT); mutex_unlock(&mgmt_eth_data->mutex); + mutex_unlock(&priv->bus->mdio_lock); return ret; diff --git a/drivers/net/ethernet/adi/adin1110.c b/drivers/net/ethernet/adi/adin1110.c index ca66b747b7c5..d7c274af6d4d 100644 --- a/drivers/net/ethernet/adi/adin1110.c +++ b/drivers/net/ethernet/adi/adin1110.c @@ -294,7 +294,7 @@ static int adin1110_read_fifo(struct adin1110_port_priv *port_priv) { struct adin1110_priv *priv = port_priv->priv; u32 header_len = ADIN1110_RD_HEADER_LEN; - struct spi_transfer t; + struct spi_transfer t = {0}; u32 frame_size_no_fcs; struct sk_buff *rxb; u32 frame_size; diff --git a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c index 4d4140b7c450..f3305c434c95 100644 --- a/drivers/net/ethernet/apm/xgene/xgene_enet_main.c +++ b/drivers/net/ethernet/apm/xgene/xgene_enet_main.c @@ -2170,7 +2170,7 @@ static void xgene_enet_shutdown(struct platform_device *pdev) static struct platform_driver xgene_enet_driver = { .driver = { .name = "xgene-enet", - .of_match_table = of_match_ptr(xgene_enet_of_match), + .of_match_table = xgene_enet_of_match, .acpi_match_table = ACPI_PTR(xgene_enet_acpi_match), }, .probe = xgene_enet_probe, diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 8d719f82854a..76de55306c4d 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3816,6 +3816,8 @@ int t4_load_phy_fw(struct adapter *adap, int win, FW_PARAMS_PARAM_Z_V(FW_PARAMS_PARAM_DEV_PHYFW_DOWNLOAD)); ret = t4_set_params_timeout(adap, adap->mbox, adap->pf, 0, 1, ¶m, &val, 30000); + if (ret) + return ret; /* If we have version number support, then check to see that the new * firmware got loaded properly. diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c index 5fc64e47568a..d567e42e1760 100644 --- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c +++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_io.c @@ -911,7 +911,7 @@ static int csk_wait_memory(struct chtls_dev *cdev, struct sock *sk, long *timeo_p) { DEFINE_WAIT_FUNC(wait, woken_wake_function); - int err = 0; + int ret, err = 0; long current_timeo; long vm_wait = 0; bool noblock; @@ -942,10 +942,13 @@ static int csk_wait_memory(struct chtls_dev *cdev, set_bit(SOCK_NOSPACE, &sk->sk_socket->flags); sk->sk_write_pending++; - sk_wait_event(sk, ¤t_timeo, sk->sk_err || - (sk->sk_shutdown & SEND_SHUTDOWN) || - (csk_mem_free(cdev, sk) && !vm_wait), &wait); + ret = sk_wait_event(sk, ¤t_timeo, sk->sk_err || + (sk->sk_shutdown & SEND_SHUTDOWN) || + (csk_mem_free(cdev, sk) && !vm_wait), + &wait); sk->sk_write_pending--; + if (ret < 0) + goto do_error; if (vm_wait) { vm_wait -= current_timeo; @@ -1348,6 +1351,7 @@ static int chtls_pt_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int copied = 0; int target; long timeo; + int ret; buffers_freed = 0; @@ -1423,7 +1427,11 @@ static int chtls_pt_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, if (copied >= target) break; chtls_cleanup_rbuf(sk, copied); - sk_wait_data(sk, &timeo, NULL); + ret = sk_wait_data(sk, &timeo, NULL); + if (ret < 0) { + copied = copied ? : ret; + goto unlock; + } continue; found_ok_skb: if (!skb->len) { @@ -1518,6 +1526,8 @@ skip_copy: if (buffers_freed) chtls_cleanup_rbuf(sk, copied); + +unlock: release_sock(sk); return copied; } @@ -1534,6 +1544,7 @@ static int peekmsg(struct sock *sk, struct msghdr *msg, int copied = 0; size_t avail; /* amount of available data in current skb */ long timeo; + int ret; lock_sock(sk); timeo = sock_rcvtimeo(sk, flags & MSG_DONTWAIT); @@ -1585,7 +1596,12 @@ static int peekmsg(struct sock *sk, struct msghdr *msg, release_sock(sk); lock_sock(sk); } else { - sk_wait_data(sk, &timeo, NULL); + ret = sk_wait_data(sk, &timeo, NULL); + if (ret < 0) { + /* here 'copied' is 0 due to previous checks */ + copied = ret; + break; + } } if (unlikely(peek_seq != tp->copied_seq)) { @@ -1656,6 +1672,7 @@ int chtls_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, int copied = 0; long timeo; int target; /* Read at least this many bytes */ + int ret; buffers_freed = 0; @@ -1747,7 +1764,11 @@ int chtls_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, if (copied >= target) break; chtls_cleanup_rbuf(sk, copied); - sk_wait_data(sk, &timeo, NULL); + ret = sk_wait_data(sk, &timeo, NULL); + if (ret < 0) { + copied = copied ? : ret; + goto unlock; + } continue; found_ok_skb: @@ -1816,6 +1837,7 @@ skip_copy: if (buffers_freed) chtls_cleanup_rbuf(sk, copied); +unlock: release_sock(sk); return copied; } diff --git a/drivers/net/ethernet/google/gve/gve_rx.c b/drivers/net/ethernet/google/gve/gve_rx.c index d1da7413dc4d..e84a066aa1a4 100644 --- a/drivers/net/ethernet/google/gve/gve_rx.c +++ b/drivers/net/ethernet/google/gve/gve_rx.c @@ -146,7 +146,7 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx) err = gve_rx_alloc_buffer(priv, &priv->pdev->dev, &rx->data.page_info[i], &rx->data.data_ring[i]); if (err) - goto alloc_err; + goto alloc_err_rda; } if (!rx->data.raw_addressing) { @@ -171,12 +171,26 @@ static int gve_prefill_rx_pages(struct gve_rx_ring *rx) return slots; alloc_err_qpl: + /* Fully free the copy pool pages. */ while (j--) { page_ref_sub(rx->qpl_copy_pool[j].page, rx->qpl_copy_pool[j].pagecnt_bias - 1); put_page(rx->qpl_copy_pool[j].page); } -alloc_err: + + /* Do not fully free QPL pages - only remove the bias added in this + * function with gve_setup_rx_buffer. + */ + while (i--) + page_ref_sub(rx->data.page_info[i].page, + rx->data.page_info[i].pagecnt_bias - 1); + + gve_unassign_qpl(priv, rx->data.qpl->id); + rx->data.qpl = NULL; + + return err; + +alloc_err_rda: while (i--) gve_rx_free_buffer(&priv->pdev->dev, &rx->data.page_info[i], diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h index 6e310a539467..55bb0b5310d5 100644 --- a/drivers/net/ethernet/intel/i40e/i40e.h +++ b/drivers/net/ethernet/intel/i40e/i40e.h @@ -580,7 +580,6 @@ struct i40e_pf { #define I40E_FLAG_DISABLE_FW_LLDP BIT(24) #define I40E_FLAG_RS_FEC BIT(25) #define I40E_FLAG_BASE_R_FEC BIT(26) -#define I40E_FLAG_VF_VLAN_PRUNING BIT(27) /* TOTAL_PORT_SHUTDOWN * Allows to physically disable the link on the NIC's port. * If enabled, (after link down request from the OS) @@ -603,6 +602,7 @@ struct i40e_pf { * in abilities field of i40e_aq_set_phy_config structure */ #define I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENABLED BIT(27) +#define I40E_FLAG_VF_VLAN_PRUNING BIT(28) struct i40e_client_instance *cinst; bool stat_offsets_loaded; diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index eeef20f77106..1b493854f522 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -1082,7 +1082,7 @@ void i40e_clear_hw(struct i40e_hw *hw) I40E_PFLAN_QALLOC_FIRSTQ_SHIFT; j = (val & I40E_PFLAN_QALLOC_LASTQ_MASK) >> I40E_PFLAN_QALLOC_LASTQ_SHIFT; - if (val & I40E_PFLAN_QALLOC_VALID_MASK) + if (val & I40E_PFLAN_QALLOC_VALID_MASK && j >= base_queue) num_queues = (j - base_queue) + 1; else num_queues = 0; @@ -1092,7 +1092,7 @@ void i40e_clear_hw(struct i40e_hw *hw) I40E_PF_VT_PFALLOC_FIRSTVF_SHIFT; j = (val & I40E_PF_VT_PFALLOC_LASTVF_MASK) >> I40E_PF_VT_PFALLOC_LASTVF_SHIFT; - if (val & I40E_PF_VT_PFALLOC_VALID_MASK) + if (val & I40E_PF_VT_PFALLOC_VALID_MASK && j >= i) num_vfs = (j - i) + 1; else num_vfs = 0; diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index 0b3a27f118fb..b047c587629b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2544,7 +2544,14 @@ static int i40e_clean_rx_irq(struct i40e_ring *rx_ring, int budget, rx_buffer = i40e_rx_bi(rx_ring, ntp); i40e_inc_ntp(rx_ring); i40e_reuse_rx_page(rx_ring, rx_buffer); - cleaned_count++; + /* Update ntc and bump cleaned count if not in the + * middle of mb packet. + */ + if (rx_ring->next_to_clean == ntp) { + rx_ring->next_to_clean = + rx_ring->next_to_process; + cleaned_count++; + } continue; } @@ -2847,7 +2854,7 @@ tx_only: return budget; } - if (vsi->back->flags & I40E_TXR_FLAGS_WB_ON_ITR) + if (q_vector->tx.ring[0].flags & I40E_TXR_FLAGS_WB_ON_ITR) q_vector->arm_wb_state = false; /* Exit the polling mode, but don't re-enable interrupts if stack might diff --git a/drivers/net/ethernet/intel/i40e/i40e_xsk.c b/drivers/net/ethernet/intel/i40e/i40e_xsk.c index 37f41c8a682f..7d991e4d9b89 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_xsk.c +++ b/drivers/net/ethernet/intel/i40e/i40e_xsk.c @@ -437,12 +437,12 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) unsigned int total_rx_bytes = 0, total_rx_packets = 0; u16 next_to_process = rx_ring->next_to_process; u16 next_to_clean = rx_ring->next_to_clean; - u16 count_mask = rx_ring->count - 1; unsigned int xdp_res, xdp_xmit = 0; struct xdp_buff *first = NULL; + u32 count = rx_ring->count; struct bpf_prog *xdp_prog; + u32 entries_to_alloc; bool failure = false; - u16 cleaned_count; if (next_to_process != next_to_clean) first = *i40e_rx_bi(rx_ring, next_to_clean); @@ -475,7 +475,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) qword); bi = *i40e_rx_bi(rx_ring, next_to_process); xsk_buff_free(bi); - next_to_process = (next_to_process + 1) & count_mask; + if (++next_to_process == count) + next_to_process = 0; continue; } @@ -493,7 +494,8 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) else if (i40e_add_xsk_frag(rx_ring, first, bi, size)) break; - next_to_process = (next_to_process + 1) & count_mask; + if (++next_to_process == count) + next_to_process = 0; if (i40e_is_non_eop(rx_ring, rx_desc)) continue; @@ -513,10 +515,10 @@ int i40e_clean_rx_irq_zc(struct i40e_ring *rx_ring, int budget) rx_ring->next_to_clean = next_to_clean; rx_ring->next_to_process = next_to_process; - cleaned_count = (next_to_clean - rx_ring->next_to_use - 1) & count_mask; - if (cleaned_count >= I40E_RX_BUFFER_WRITE) - failure |= !i40e_alloc_rx_buffers_zc(rx_ring, cleaned_count); + entries_to_alloc = I40E_DESC_UNUSED(rx_ring); + if (entries_to_alloc >= I40E_RX_BUFFER_WRITE) + failure |= !i40e_alloc_rx_buffers_zc(rx_ring, entries_to_alloc); i40e_finalize_xdp_rx(rx_ring, xdp_xmit); i40e_update_rx_stats(rx_ring, total_rx_bytes, total_rx_packets); @@ -752,14 +754,16 @@ int i40e_xsk_wakeup(struct net_device *dev, u32 queue_id, u32 flags) void i40e_xsk_clean_rx_ring(struct i40e_ring *rx_ring) { - u16 count_mask = rx_ring->count - 1; u16 ntc = rx_ring->next_to_clean; u16 ntu = rx_ring->next_to_use; - for ( ; ntc != ntu; ntc = (ntc + 1) & count_mask) { + while (ntc != ntu) { struct xdp_buff *rx_bi = *i40e_rx_bi(rx_ring, ntc); xsk_buff_free(rx_bi); + ntc++; + if (ntc >= rx_ring->count) + ntc = 0; } } diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 6a2e6d64bc3a..b3434dbc90d6 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -1437,9 +1437,9 @@ void iavf_down(struct iavf_adapter *adapter) adapter->aq_required |= IAVF_FLAG_AQ_DEL_FDIR_FILTER; if (!list_empty(&adapter->adv_rss_list_head)) adapter->aq_required |= IAVF_FLAG_AQ_DEL_ADV_RSS_CFG; - adapter->aq_required |= IAVF_FLAG_AQ_DISABLE_QUEUES; } + adapter->aq_required |= IAVF_FLAG_AQ_DISABLE_QUEUES; mod_delayed_work(adapter->wq, &adapter->watchdog_task, 0); } @@ -4982,8 +4982,6 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) INIT_WORK(&adapter->finish_config, iavf_finish_config); INIT_DELAYED_WORK(&adapter->watchdog_task, iavf_watchdog_task); INIT_DELAYED_WORK(&adapter->client_task, iavf_client_task); - queue_delayed_work(adapter->wq, &adapter->watchdog_task, - msecs_to_jiffies(5 * (pdev->devfn & 0x07))); /* Setup the wait queue for indicating transition to down status */ init_waitqueue_head(&adapter->down_waitqueue); @@ -4994,6 +4992,9 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) /* Setup the wait queue for indicating virtchannel events */ init_waitqueue_head(&adapter->vc_waitqueue); + queue_delayed_work(adapter->wq, &adapter->watchdog_task, + msecs_to_jiffies(5 * (pdev->devfn & 0x07))); + /* Initialization goes on in the work. Do not add more of it below. */ return 0; err_ioremap: diff --git a/drivers/net/ethernet/intel/ice/ice_lag.c b/drivers/net/ethernet/intel/ice/ice_lag.c index 4f39863b5537..7b1256992dcf 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.c +++ b/drivers/net/ethernet/intel/ice/ice_lag.c @@ -2093,3 +2093,35 @@ lag_rebuild_out: } mutex_unlock(&pf->lag_mutex); } + +/** + * ice_lag_is_switchdev_running + * @pf: pointer to PF structure + * + * Check if switchdev is running on any of the interfaces connected to lag. + */ +bool ice_lag_is_switchdev_running(struct ice_pf *pf) +{ + struct ice_lag *lag = pf->lag; + struct net_device *tmp_nd; + + if (!ice_is_feature_supported(pf, ICE_F_SRIOV_LAG) || !lag) + return false; + + rcu_read_lock(); + for_each_netdev_in_bond_rcu(lag->upper_netdev, tmp_nd) { + struct ice_netdev_priv *priv = netdev_priv(tmp_nd); + + if (!netif_is_ice(tmp_nd) || !priv || !priv->vsi || + !priv->vsi->back) + continue; + + if (ice_is_switchdev_running(priv->vsi->back)) { + rcu_read_unlock(); + return true; + } + } + rcu_read_unlock(); + + return false; +} diff --git a/drivers/net/ethernet/intel/ice/ice_lag.h b/drivers/net/ethernet/intel/ice/ice_lag.h index 18075b82485a..facb6c894b6d 100644 --- a/drivers/net/ethernet/intel/ice/ice_lag.h +++ b/drivers/net/ethernet/intel/ice/ice_lag.h @@ -62,4 +62,5 @@ void ice_lag_move_new_vf_nodes(struct ice_vf *vf); int ice_init_lag(struct ice_pf *pf); void ice_deinit_lag(struct ice_pf *pf); void ice_lag_rebuild(struct ice_pf *pf); +bool ice_lag_is_switchdev_running(struct ice_pf *pf); #endif /* _ICE_LAG_H_ */ diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 201570cd2e0b..73bbf06a76db 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -1201,8 +1201,7 @@ static void ice_set_rss_vsi_ctx(struct ice_vsi_ctx *ctxt, struct ice_vsi *vsi) ctxt->info.q_opt_rss = ((lut_type << ICE_AQ_VSI_Q_OPT_RSS_LUT_S) & ICE_AQ_VSI_Q_OPT_RSS_LUT_M) | - ((hash_type << ICE_AQ_VSI_Q_OPT_RSS_HASH_S) & - ICE_AQ_VSI_Q_OPT_RSS_HASH_M); + (hash_type & ICE_AQ_VSI_Q_OPT_RSS_HASH_M); } static void @@ -3575,6 +3574,12 @@ int ice_set_dflt_vsi(struct ice_vsi *vsi) dev = ice_pf_to_dev(vsi->back); + if (ice_lag_is_switchdev_running(vsi->back)) { + dev_dbg(dev, "VSI %d passed is a part of LAG containing interfaces in switchdev mode, nothing to do\n", + vsi->vsi_num); + return 0; + } + /* the VSI passed in is already the default VSI */ if (ice_is_vsi_dflt_vsi(vsi)) { dev_dbg(dev, "VSI %d passed in is already the default forwarding VSI, nothing to do\n", diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index c8286adae946..7784135160fd 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -6,6 +6,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt #include <generated/utsrelease.h> +#include <linux/crash_dump.h> #include "ice.h" #include "ice_base.h" #include "ice_lib.h" @@ -4683,6 +4684,9 @@ static void ice_init_features(struct ice_pf *pf) static void ice_deinit_features(struct ice_pf *pf) { + if (ice_is_safe_mode(pf)) + return; + ice_deinit_lag(pf); if (test_bit(ICE_FLAG_DCB_CAPABLE, pf->flags)) ice_cfg_lldp_mib_change(&pf->hw, false); @@ -5014,6 +5018,20 @@ ice_probe(struct pci_dev *pdev, const struct pci_device_id __always_unused *ent) return -EINVAL; } + /* when under a kdump kernel initiate a reset before enabling the + * device in order to clear out any pending DMA transactions. These + * transactions can cause some systems to machine check when doing + * the pcim_enable_device() below. + */ + if (is_kdump_kernel()) { + pci_save_state(pdev); + pci_clear_master(pdev); + err = pcie_flr(pdev); + if (err) + return err; + pci_restore_state(pdev); + } + /* this driver uses devres, see * Documentation/driver-api/driver-model/devres.rst */ diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c index 319ed601eaa1..4ee849985e2b 100644 --- a/drivers/net/ethernet/intel/igb/igb_ethtool.c +++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c @@ -2978,11 +2978,15 @@ static int igb_add_ethtool_nfc_entry(struct igb_adapter *adapter, if (err) goto err_out_w_lock; - igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + err = igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx); + if (err) + goto err_out_input_filter; spin_unlock(&adapter->nfc_lock); return 0; +err_out_input_filter: + igb_erase_filter(adapter, input); err_out_w_lock: spin_unlock(&adapter->nfc_lock); err_out: diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c index 7ab6dd58e400..dd8a9d27a167 100644 --- a/drivers/net/ethernet/intel/igc/igc_ethtool.c +++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c @@ -1817,7 +1817,7 @@ igc_ethtool_set_link_ksettings(struct net_device *netdev, struct igc_adapter *adapter = netdev_priv(netdev); struct net_device *dev = adapter->netdev; struct igc_hw *hw = &adapter->hw; - u32 advertising; + u16 advertised = 0; /* When adapter in resetting mode, autoneg/speed/duplex * cannot be changed @@ -1842,18 +1842,33 @@ igc_ethtool_set_link_ksettings(struct net_device *netdev, while (test_and_set_bit(__IGC_RESETTING, &adapter->state)) usleep_range(1000, 2000); - ethtool_convert_link_mode_to_legacy_u32(&advertising, - cmd->link_modes.advertising); - /* Converting to legacy u32 drops ETHTOOL_LINK_MODE_2500baseT_Full_BIT. - * We have to check this and convert it to ADVERTISE_2500_FULL - * (aka ETHTOOL_LINK_MODE_2500baseX_Full_BIT) explicitly. - */ - if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 2500baseT_Full)) - advertising |= ADVERTISE_2500_FULL; + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 2500baseT_Full)) + advertised |= ADVERTISE_2500_FULL; + + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 1000baseT_Full)) + advertised |= ADVERTISE_1000_FULL; + + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 100baseT_Full)) + advertised |= ADVERTISE_100_FULL; + + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 100baseT_Half)) + advertised |= ADVERTISE_100_HALF; + + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 10baseT_Full)) + advertised |= ADVERTISE_10_FULL; + + if (ethtool_link_ksettings_test_link_mode(cmd, advertising, + 10baseT_Half)) + advertised |= ADVERTISE_10_HALF; if (cmd->base.autoneg == AUTONEG_ENABLE) { hw->mac.autoneg = 1; - hw->phy.autoneg_advertised = advertising; + hw->phy.autoneg_advertised = advertised; if (adapter->fc_autoneg) hw->fc.requested_mode = igc_fc_default; } else { diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c index 29cc60988071..ea88ac04ab9a 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_sriov.c @@ -28,6 +28,9 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter, struct vf_macvlans *mv_list; int num_vf_macvlans, i; + /* Initialize list of VF macvlans */ + INIT_LIST_HEAD(&adapter->vf_mvs.l); + num_vf_macvlans = hw->mac.num_rar_entries - (IXGBE_MAX_PF_MACVLANS + 1 + num_vfs); if (!num_vf_macvlans) @@ -36,8 +39,6 @@ static inline void ixgbe_alloc_vf_macvlans(struct ixgbe_adapter *adapter, mv_list = kcalloc(num_vf_macvlans, sizeof(struct vf_macvlans), GFP_KERNEL); if (mv_list) { - /* Initialize list of VF macvlans */ - INIT_LIST_HEAD(&adapter->vf_mvs.l); for (i = 0; i < num_vf_macvlans; i++) { mv_list[i].vf = -1; mv_list[i].free = true; diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c index dbc518ff8276..5b46ca47c8e5 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c @@ -715,20 +715,19 @@ static netdev_tx_t octep_start_xmit(struct sk_buff *skb, hw_desc->dptr = tx_buffer->sglist_dma; } - /* Flush the hw descriptor before writing to doorbell */ - wmb(); - - /* Ring Doorbell to notify the NIC there is a new packet */ - writel(1, iq->doorbell_reg); + netdev_tx_sent_queue(iq->netdev_q, skb->len); + skb_tx_timestamp(skb); atomic_inc(&iq->instr_pending); wi++; if (wi == iq->max_count) wi = 0; iq->host_write_index = wi; + /* Flush the hw descriptor before writing to doorbell */ + wmb(); - netdev_tx_sent_queue(iq->netdev_q, skb->len); + /* Ring Doorbell to notify the NIC there is a new packet */ + writel(1, iq->doorbell_reg); iq->stats.instr_posted++; - skb_tx_timestamp(skb); return NETDEV_TX_OK; dma_map_sg_err: diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k_macsec.c b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k_macsec.c index 59b138214af2..6cc7a78968fc 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/cn10k_macsec.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/cn10k_macsec.c @@ -1357,10 +1357,12 @@ static int cn10k_mdo_upd_txsa(struct macsec_context *ctx) if (netif_running(secy->netdev)) { /* Keys cannot be changed after creation */ - err = cn10k_write_tx_sa_pn(pfvf, txsc, sa_num, - sw_tx_sa->next_pn); - if (err) - return err; + if (ctx->sa.update_pn) { + err = cn10k_write_tx_sa_pn(pfvf, txsc, sa_num, + sw_tx_sa->next_pn); + if (err) + return err; + } err = cn10k_mcs_link_tx_sa2sc(pfvf, secy, txsc, sa_num, sw_tx_sa->active); @@ -1529,6 +1531,9 @@ static int cn10k_mdo_upd_rxsa(struct macsec_context *ctx) if (err) return err; + if (!ctx->sa.update_pn) + return 0; + err = cn10k_mcs_write_rx_sa_pn(pfvf, rxsc, sa_num, rx_sa->next_pn); if (err) diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c index 997fedac3a98..818ce76185b2 100644 --- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c +++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c @@ -1403,6 +1403,7 @@ int otx2_pool_init(struct otx2_nic *pfvf, u16 pool_id, return 0; } + pp_params.order = get_order(buf_size); pp_params.flags = PP_FLAG_PAGE_FRAG | PP_FLAG_DMA_MAP; pp_params.pool_size = min(OTX2_PAGE_POOL_SZ, numptrs); pp_params.nid = NUMA_NO_NODE; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index afb348579577..c22b0ad0c870 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -2186,52 +2186,23 @@ static u16 cmdif_rev(struct mlx5_core_dev *dev) int mlx5_cmd_init(struct mlx5_core_dev *dev) { - int size = sizeof(struct mlx5_cmd_prot_block); - int align = roundup_pow_of_two(size); struct mlx5_cmd *cmd = &dev->cmd; - u32 cmd_l; - int err; - - cmd->pool = dma_pool_create("mlx5_cmd", mlx5_core_dma_dev(dev), size, align, 0); - if (!cmd->pool) - return -ENOMEM; - err = alloc_cmd_page(dev, cmd); - if (err) - goto err_free_pool; - - cmd_l = (u32)(cmd->dma); - if (cmd_l & 0xfff) { - mlx5_core_err(dev, "invalid command queue address\n"); - err = -ENOMEM; - goto err_cmd_page; - } cmd->checksum_disabled = 1; spin_lock_init(&cmd->alloc_lock); spin_lock_init(&cmd->token_lock); - create_msg_cache(dev); - set_wqname(dev); cmd->wq = create_singlethread_workqueue(cmd->wq_name); if (!cmd->wq) { mlx5_core_err(dev, "failed to create command workqueue\n"); - err = -ENOMEM; - goto err_cache; + return -ENOMEM; } mlx5_cmdif_debugfs_init(dev); return 0; - -err_cache: - destroy_msg_cache(dev); -err_cmd_page: - free_cmd_page(dev, cmd); -err_free_pool: - dma_pool_destroy(cmd->pool); - return err; } void mlx5_cmd_cleanup(struct mlx5_core_dev *dev) @@ -2240,15 +2211,15 @@ void mlx5_cmd_cleanup(struct mlx5_core_dev *dev) mlx5_cmdif_debugfs_cleanup(dev); destroy_workqueue(cmd->wq); - destroy_msg_cache(dev); - free_cmd_page(dev, cmd); - dma_pool_destroy(cmd->pool); } int mlx5_cmd_enable(struct mlx5_core_dev *dev) { + int size = sizeof(struct mlx5_cmd_prot_block); + int align = roundup_pow_of_two(size); struct mlx5_cmd *cmd = &dev->cmd; u32 cmd_h, cmd_l; + int err; memset(&cmd->vars, 0, sizeof(cmd->vars)); cmd->vars.cmdif_rev = cmdif_rev(dev); @@ -2281,10 +2252,21 @@ int mlx5_cmd_enable(struct mlx5_core_dev *dev) sema_init(&cmd->vars.pages_sem, 1); sema_init(&cmd->vars.throttle_sem, DIV_ROUND_UP(cmd->vars.max_reg_cmds, 2)); + cmd->pool = dma_pool_create("mlx5_cmd", mlx5_core_dma_dev(dev), size, align, 0); + if (!cmd->pool) + return -ENOMEM; + + err = alloc_cmd_page(dev, cmd); + if (err) + goto err_free_pool; + cmd_h = (u32)((u64)(cmd->dma) >> 32); cmd_l = (u32)(cmd->dma); - if (WARN_ON(cmd_l & 0xfff)) - return -EINVAL; + if (cmd_l & 0xfff) { + mlx5_core_err(dev, "invalid command queue address\n"); + err = -ENOMEM; + goto err_cmd_page; + } iowrite32be(cmd_h, &dev->iseg->cmdq_addr_h); iowrite32be(cmd_l, &dev->iseg->cmdq_addr_l_sz); @@ -2297,17 +2279,27 @@ int mlx5_cmd_enable(struct mlx5_core_dev *dev) cmd->mode = CMD_MODE_POLLING; cmd->allowed_opcode = CMD_ALLOWED_OPCODE_ALL; + create_msg_cache(dev); create_debugfs_files(dev); return 0; + +err_cmd_page: + free_cmd_page(dev, cmd); +err_free_pool: + dma_pool_destroy(cmd->pool); + return err; } void mlx5_cmd_disable(struct mlx5_core_dev *dev) { struct mlx5_cmd *cmd = &dev->cmd; - clean_debug_files(dev); flush_workqueue(cmd->wq); + clean_debug_files(dev); + destroy_msg_cache(dev); + free_cmd_page(dev, cmd); + dma_pool_destroy(cmd->pool); } void mlx5_cmd_set_state(struct mlx5_core_dev *dev, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c index 7c0f2adbea00..ad789349c06e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c @@ -848,7 +848,7 @@ static void mlx5_fw_tracer_ownership_change(struct work_struct *work) mlx5_core_dbg(tracer->dev, "FWTracer: ownership changed, current=(%d)\n", tracer->owner); if (tracer->owner) { - tracer->owner = false; + mlx5_fw_tracer_ownership_acquire(tracer); return; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c index 0fef853eab62..5d128c5b4529 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/bridge.c @@ -467,6 +467,17 @@ static int mlx5_esw_bridge_switchdev_event(struct notifier_block *nb, /* only handle the event on peers */ if (mlx5_esw_bridge_is_local(dev, rep, esw)) break; + + fdb_info = container_of(info, + struct switchdev_notifier_fdb_info, + info); + /* Mark for deletion to prevent the update wq task from + * spuriously refreshing the entry which would mark it again as + * offloaded in SW bridge. After this fallthrough to regular + * async delete code. + */ + mlx5_esw_bridge_fdb_mark_deleted(dev, vport_num, esw_owner_vhca_id, br_offloads, + fdb_info); fallthrough; case SWITCHDEV_FDB_ADD_TO_DEVICE: case SWITCHDEV_FDB_DEL_TO_DEVICE: diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c index 1730f6a716ee..b10e40e1a9c1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c @@ -24,7 +24,8 @@ static int mlx5e_set_int_port_tunnel(struct mlx5e_priv *priv, route_dev = dev_get_by_index(dev_net(e->out_dev), e->route_dev_ifindex); - if (!route_dev || !netif_is_ovs_master(route_dev)) + if (!route_dev || !netif_is_ovs_master(route_dev) || + attr->parse_attr->filter_dev == e->out_dev) goto out; err = mlx5e_set_fwd_to_int_port_actions(priv, attr, e->route_dev_ifindex, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c index 12f56d0db0af..8bed17d8fe56 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c @@ -874,11 +874,11 @@ int mlx5e_xdp_xmit(struct net_device *dev, int n, struct xdp_frame **frames, } out: - if (flags & XDP_XMIT_FLUSH) { - if (sq->mpwqe.wqe) - mlx5e_xdp_mpwqe_complete(sq); + if (sq->mpwqe.wqe) + mlx5e_xdp_mpwqe_complete(sq); + + if (flags & XDP_XMIT_FLUSH) mlx5e_xmit_xdp_doorbell(sq); - } return nxmit; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c index c9c1db971652..d4ebd8743114 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/macsec.c @@ -580,7 +580,7 @@ static int mlx5e_macsec_upd_txsa(struct macsec_context *ctx) goto out; } - if (tx_sa->next_pn != ctx_tx_sa->next_pn_halves.lower) { + if (ctx->sa.update_pn) { netdev_err(netdev, "MACsec offload: update TX sa %d PN isn't supported\n", assoc_num); err = -EINVAL; @@ -973,7 +973,7 @@ static int mlx5e_macsec_upd_rxsa(struct macsec_context *ctx) goto out; } - if (rx_sa->next_pn != ctx_rx_sa->next_pn_halves.lower) { + if (ctx->sa.update_pn) { netdev_err(ctx->netdev, "MACsec offload update RX sa %d PN isn't supported\n", assoc_num); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index a2ae791538ed..acb40770cf0c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3952,13 +3952,14 @@ static int set_feature_rx_fcs(struct net_device *netdev, bool enable) struct mlx5e_channels *chs = &priv->channels; struct mlx5e_params new_params; int err; + bool rx_ts_over_crc = !enable; mutex_lock(&priv->state_lock); new_params = chs->params; new_params.scatter_fcs_en = enable; err = mlx5e_safe_switch_params(priv, &new_params, mlx5e_set_rx_port_ts_wrap, - &new_params.scatter_fcs_en, true); + &rx_ts_over_crc, true); mutex_unlock(&priv->state_lock); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index 2fdb8895aecd..fd1cce542b68 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -701,7 +701,7 @@ mlx5e_rep_get_stats(struct net_device *dev, struct rtnl_link_stats64 *stats) /* update HW stats in background for next time */ mlx5e_queue_update_stats(priv); - memcpy(stats, &priv->stats.vf_vport, sizeof(*stats)); + mlx5e_stats_copy_rep_stats(stats, &priv->stats.rep_stats); } static int mlx5e_rep_change_mtu(struct net_device *netdev, int new_mtu) @@ -769,6 +769,7 @@ static int mlx5e_rep_max_nch_limit(struct mlx5_core_dev *mdev) static void mlx5e_build_rep_params(struct net_device *netdev) { + const bool take_rtnl = netdev->reg_state == NETREG_REGISTERED; struct mlx5e_priv *priv = netdev_priv(netdev); struct mlx5e_rep_priv *rpriv = priv->ppriv; struct mlx5_eswitch_rep *rep = rpriv->rep; @@ -794,8 +795,15 @@ static void mlx5e_build_rep_params(struct net_device *netdev) /* RQ */ mlx5e_build_rq_params(mdev, params); + /* If netdev is already registered (e.g. move from nic profile to uplink, + * RTNL lock must be held before triggering netdev notifiers. + */ + if (take_rtnl) + rtnl_lock(); /* update XDP supported features */ mlx5e_set_xdp_feature(netdev); + if (take_rtnl) + rtnl_unlock(); /* CQ moderation params */ params->rx_dim_enabled = MLX5_CAP_GEN(mdev, cq_moderation); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index 3fd11b0761e0..8d9743a5e42c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -457,26 +457,41 @@ static int mlx5e_alloc_rx_wqes(struct mlx5e_rq *rq, u16 ix, int wqe_bulk) static int mlx5e_refill_rx_wqes(struct mlx5e_rq *rq, u16 ix, int wqe_bulk) { int remaining = wqe_bulk; - int i = 0; + int total_alloc = 0; + int refill_alloc; + int refill; /* The WQE bulk is split into smaller bulks that are sized * according to the page pool cache refill size to avoid overflowing * the page pool cache due to too many page releases at once. */ do { - int refill = min_t(u16, rq->wqe.info.refill_unit, remaining); - int alloc_count; + refill = min_t(u16, rq->wqe.info.refill_unit, remaining); - mlx5e_free_rx_wqes(rq, ix + i, refill); - alloc_count = mlx5e_alloc_rx_wqes(rq, ix + i, refill); - i += alloc_count; - if (unlikely(alloc_count != refill)) - break; + mlx5e_free_rx_wqes(rq, ix + total_alloc, refill); + refill_alloc = mlx5e_alloc_rx_wqes(rq, ix + total_alloc, refill); + if (unlikely(refill_alloc != refill)) + goto err_free; + total_alloc += refill_alloc; remaining -= refill; } while (remaining); - return i; + return total_alloc; + +err_free: + mlx5e_free_rx_wqes(rq, ix, total_alloc + refill_alloc); + + for (int i = 0; i < total_alloc + refill; i++) { + int j = mlx5_wq_cyc_ctr2ix(&rq->wqe.wq, ix + i); + struct mlx5e_wqe_frag_info *frag; + + frag = get_frag(rq, j); + for (int k = 0; k < rq->wqe.info.num_frags; k++, frag++) + frag->flags |= BIT(MLX5E_WQE_FRAG_SKIP_RELEASE); + } + + return 0; } static void @@ -816,6 +831,8 @@ err_unmap: mlx5e_page_release_fragmented(rq, frag_page); } + bitmap_fill(wi->skip_release_bitmap, rq->mpwqe.pages_per_wqe); + err: rq->stats->buff_alloc_err++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h index 176fa5976259..477c547dcc04 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.h @@ -484,11 +484,20 @@ struct mlx5e_stats { struct mlx5e_vnic_env_stats vnic; struct mlx5e_vport_stats vport; struct mlx5e_pport_stats pport; - struct rtnl_link_stats64 vf_vport; struct mlx5e_pcie_stats pcie; struct mlx5e_rep_stats rep_stats; }; +static inline void mlx5e_stats_copy_rep_stats(struct rtnl_link_stats64 *vf_vport, + struct mlx5e_rep_stats *rep_stats) +{ + memset(vf_vport, 0, sizeof(*vf_vport)); + vf_vport->rx_packets = rep_stats->vport_rx_packets; + vf_vport->tx_packets = rep_stats->vport_tx_packets; + vf_vport->rx_bytes = rep_stats->vport_rx_bytes; + vf_vport->tx_bytes = rep_stats->vport_tx_bytes; +} + extern mlx5e_stats_grp_t mlx5e_nic_stats_grps[]; unsigned int mlx5e_nic_stats_grps_num(struct mlx5e_priv *priv); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index c24828b688ac..c8590483ddc6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -4972,7 +4972,8 @@ static int scan_tc_matchall_fdb_actions(struct mlx5e_priv *priv, if (err) return err; - rpriv->prev_vf_vport_stats = priv->stats.vf_vport; + mlx5e_stats_copy_rep_stats(&rpriv->prev_vf_vport_stats, + &priv->stats.rep_stats); break; default: NL_SET_ERR_MSG_MOD(extack, "mlx5 supports only police action for matchall"); @@ -5012,7 +5013,7 @@ void mlx5e_tc_stats_matchall(struct mlx5e_priv *priv, u64 dbytes; u64 dpkts; - cur_stats = priv->stats.vf_vport; + mlx5e_stats_copy_rep_stats(&cur_stats, &priv->stats.rep_stats); dpkts = cur_stats.rx_packets - rpriv->prev_vf_vport_stats.rx_packets; dbytes = cur_stats.rx_bytes - rpriv->prev_vf_vport_stats.rx_bytes; rpriv->prev_vf_vport_stats = cur_stats; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c index e36294b7ade2..1b9bc32efd6f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.c @@ -1748,6 +1748,28 @@ void mlx5_esw_bridge_fdb_update_used(struct net_device *dev, u16 vport_num, u16 entry->lastuse = jiffies; } +void mlx5_esw_bridge_fdb_mark_deleted(struct net_device *dev, u16 vport_num, u16 esw_owner_vhca_id, + struct mlx5_esw_bridge_offloads *br_offloads, + struct switchdev_notifier_fdb_info *fdb_info) +{ + struct mlx5_esw_bridge_fdb_entry *entry; + struct mlx5_esw_bridge *bridge; + + bridge = mlx5_esw_bridge_from_port_lookup(vport_num, esw_owner_vhca_id, br_offloads); + if (!bridge) + return; + + entry = mlx5_esw_bridge_fdb_lookup(bridge, fdb_info->addr, fdb_info->vid); + if (!entry) { + esw_debug(br_offloads->esw->dev, + "FDB mark deleted entry with specified key not found (MAC=%pM,vid=%u,vport=%u)\n", + fdb_info->addr, fdb_info->vid, vport_num); + return; + } + + entry->flags |= MLX5_ESW_BRIDGE_FLAG_DELETED; +} + void mlx5_esw_bridge_fdb_create(struct net_device *dev, u16 vport_num, u16 esw_owner_vhca_id, struct mlx5_esw_bridge_offloads *br_offloads, struct switchdev_notifier_fdb_info *fdb_info) @@ -1810,7 +1832,8 @@ void mlx5_esw_bridge_update(struct mlx5_esw_bridge_offloads *br_offloads) unsigned long lastuse = (unsigned long)mlx5_fc_query_lastuse(entry->ingress_counter); - if (entry->flags & MLX5_ESW_BRIDGE_FLAG_ADDED_BY_USER) + if (entry->flags & (MLX5_ESW_BRIDGE_FLAG_ADDED_BY_USER | + MLX5_ESW_BRIDGE_FLAG_DELETED)) continue; if (time_after(lastuse, entry->lastuse)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.h b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.h index c2c7c70d99eb..d6f539161993 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge.h @@ -62,6 +62,9 @@ int mlx5_esw_bridge_vport_peer_unlink(struct net_device *br_netdev, u16 vport_nu void mlx5_esw_bridge_fdb_update_used(struct net_device *dev, u16 vport_num, u16 esw_owner_vhca_id, struct mlx5_esw_bridge_offloads *br_offloads, struct switchdev_notifier_fdb_info *fdb_info); +void mlx5_esw_bridge_fdb_mark_deleted(struct net_device *dev, u16 vport_num, u16 esw_owner_vhca_id, + struct mlx5_esw_bridge_offloads *br_offloads, + struct switchdev_notifier_fdb_info *fdb_info); void mlx5_esw_bridge_fdb_create(struct net_device *dev, u16 vport_num, u16 esw_owner_vhca_id, struct mlx5_esw_bridge_offloads *br_offloads, struct switchdev_notifier_fdb_info *fdb_info); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_priv.h b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_priv.h index 4911cc32161b..7c251af566c6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_priv.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_priv.h @@ -133,6 +133,7 @@ struct mlx5_esw_bridge_mdb_key { enum { MLX5_ESW_BRIDGE_FLAG_ADDED_BY_USER = BIT(0), MLX5_ESW_BRIDGE_FLAG_PEER = BIT(1), + MLX5_ESW_BRIDGE_FLAG_DELETED = BIT(2), }; enum { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index d4cde6555063..8d0b915a3121 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1038,11 +1038,8 @@ const u32 *mlx5_esw_query_functions(struct mlx5_core_dev *dev) return ERR_PTR(err); } -static void mlx5_eswitch_event_handlers_register(struct mlx5_eswitch *esw) +static void mlx5_eswitch_event_handler_register(struct mlx5_eswitch *esw) { - MLX5_NB_INIT(&esw->nb, eswitch_vport_event, NIC_VPORT_CHANGE); - mlx5_eq_notifier_register(esw->dev, &esw->nb); - if (esw->mode == MLX5_ESWITCH_OFFLOADS && mlx5_eswitch_is_funcs_handler(esw->dev)) { MLX5_NB_INIT(&esw->esw_funcs.nb, mlx5_esw_funcs_changed_handler, ESW_FUNCTIONS_CHANGED); @@ -1050,13 +1047,11 @@ static void mlx5_eswitch_event_handlers_register(struct mlx5_eswitch *esw) } } -static void mlx5_eswitch_event_handlers_unregister(struct mlx5_eswitch *esw) +static void mlx5_eswitch_event_handler_unregister(struct mlx5_eswitch *esw) { if (esw->mode == MLX5_ESWITCH_OFFLOADS && mlx5_eswitch_is_funcs_handler(esw->dev)) mlx5_eq_notifier_unregister(esw->dev, &esw->esw_funcs.nb); - mlx5_eq_notifier_unregister(esw->dev, &esw->nb); - flush_workqueue(esw->work_queue); } @@ -1483,6 +1478,9 @@ int mlx5_eswitch_enable_locked(struct mlx5_eswitch *esw, int num_vfs) mlx5_eswitch_update_num_of_vfs(esw, num_vfs); + MLX5_NB_INIT(&esw->nb, eswitch_vport_event, NIC_VPORT_CHANGE); + mlx5_eq_notifier_register(esw->dev, &esw->nb); + if (esw->mode == MLX5_ESWITCH_LEGACY) { err = esw_legacy_enable(esw); } else { @@ -1495,7 +1493,7 @@ int mlx5_eswitch_enable_locked(struct mlx5_eswitch *esw, int num_vfs) esw->fdb_table.flags |= MLX5_ESW_FDB_CREATED; - mlx5_eswitch_event_handlers_register(esw); + mlx5_eswitch_event_handler_register(esw); esw_info(esw->dev, "Enable: mode(%s), nvfs(%d), necvfs(%d), active vports(%d)\n", esw->mode == MLX5_ESWITCH_LEGACY ? "LEGACY" : "OFFLOADS", @@ -1622,7 +1620,8 @@ void mlx5_eswitch_disable_locked(struct mlx5_eswitch *esw) */ mlx5_esw_mode_change_notify(esw, MLX5_ESWITCH_LEGACY); - mlx5_eswitch_event_handlers_unregister(esw); + mlx5_eq_notifier_unregister(esw->dev, &esw->nb); + mlx5_eswitch_event_handler_unregister(esw); esw_info(esw->dev, "Disable: mode(%s), nvfs(%d), necvfs(%d), active vports(%d)\n", esw->mode == MLX5_ESWITCH_LEGACY ? "LEGACY" : "OFFLOADS", diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c index bb8eeb86edf7..52c2fe3644d4 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_nve_vxlan.c @@ -310,8 +310,8 @@ const struct mlxsw_sp_nve_ops mlxsw_sp1_nve_vxlan_ops = { .fdb_clear_offload = mlxsw_sp_nve_vxlan_clear_offload, }; -static bool mlxsw_sp2_nve_vxlan_learning_set(struct mlxsw_sp *mlxsw_sp, - bool learning_en) +static int mlxsw_sp2_nve_vxlan_learning_set(struct mlxsw_sp *mlxsw_sp, + bool learning_en) { char tnpc_pl[MLXSW_REG_TNPC_LEN]; diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c index f21cf1f40f98..153533cd8f08 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.c +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.c @@ -210,6 +210,7 @@ nfp_flower_cmsg_merge_hint_rx(struct nfp_app *app, struct sk_buff *skb) unsigned int msg_len = nfp_flower_cmsg_get_data_len(skb); struct nfp_flower_cmsg_merge_hint *msg; struct nfp_fl_payload *sub_flows[2]; + struct nfp_flower_priv *priv; int err, i, flow_cnt; msg = nfp_flower_cmsg_get_data(skb); @@ -228,14 +229,15 @@ nfp_flower_cmsg_merge_hint_rx(struct nfp_app *app, struct sk_buff *skb) return; } - rtnl_lock(); + priv = app->priv; + mutex_lock(&priv->nfp_fl_lock); for (i = 0; i < flow_cnt; i++) { u32 ctx = be32_to_cpu(msg->flow[i].host_ctx); sub_flows[i] = nfp_flower_get_fl_payload_from_ctx(app, ctx); if (!sub_flows[i]) { nfp_flower_cmsg_warn(app, "Invalid flow in merge hint\n"); - goto err_rtnl_unlock; + goto err_mutex_unlock; } } @@ -244,8 +246,8 @@ nfp_flower_cmsg_merge_hint_rx(struct nfp_app *app, struct sk_buff *skb) if (err == -ENOMEM) nfp_flower_cmsg_warn(app, "Flow merge memory fail.\n"); -err_rtnl_unlock: - rtnl_unlock(); +err_mutex_unlock: + mutex_unlock(&priv->nfp_fl_lock); } static void diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c index 2643c4b3ff1f..2967bab72505 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c +++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c @@ -2131,8 +2131,6 @@ nfp_fl_ct_offload_nft_flow(struct nfp_fl_ct_zone_entry *zt, struct flow_cls_offl struct nfp_fl_ct_flow_entry *ct_entry; struct netlink_ext_ack *extack = NULL; - ASSERT_RTNL(); - extack = flow->common.extack; switch (flow->command) { case FLOW_CLS_REPLACE: @@ -2178,9 +2176,13 @@ int nfp_fl_ct_handle_nft_flow(enum tc_setup_type type, void *type_data, void *cb switch (type) { case TC_SETUP_CLSFLOWER: - rtnl_lock(); + while (!mutex_trylock(&zt->priv->nfp_fl_lock)) { + if (!zt->nft) /* avoid deadlock */ + return err; + msleep(20); + } err = nfp_fl_ct_offload_nft_flow(zt, flow); - rtnl_unlock(); + mutex_unlock(&zt->priv->nfp_fl_lock); break; default: return -EOPNOTSUPP; @@ -2208,6 +2210,7 @@ int nfp_fl_ct_del_flow(struct nfp_fl_ct_map_entry *ct_map_ent) struct nfp_fl_ct_flow_entry *ct_entry; struct nfp_fl_ct_zone_entry *zt; struct rhashtable *m_table; + struct nf_flowtable *nft; if (!ct_map_ent) return -ENOENT; @@ -2226,8 +2229,12 @@ int nfp_fl_ct_del_flow(struct nfp_fl_ct_map_entry *ct_map_ent) if (ct_map_ent->cookie > 0) kfree(ct_map_ent); - if (!zt->pre_ct_count) { - zt->nft = NULL; + if (!zt->pre_ct_count && zt->nft) { + nft = zt->nft; + zt->nft = NULL; /* avoid deadlock */ + nf_flow_table_offload_del_cb(nft, + nfp_fl_ct_handle_nft_flow, + zt); nfp_fl_ct_clean_nft_entries(zt); } break; diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.h b/drivers/net/ethernet/netronome/nfp/flower/main.h index 40372545148e..2b7c947ff4f2 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/main.h +++ b/drivers/net/ethernet/netronome/nfp/flower/main.h @@ -297,6 +297,7 @@ struct nfp_fl_internal_ports { * @predt_list: List to keep track of decap pretun flows * @neigh_table: Table to keep track of neighbor entries * @predt_lock: Lock to serialise predt/neigh table updates + * @nfp_fl_lock: Lock to protect the flow offload operation */ struct nfp_flower_priv { struct nfp_app *app; @@ -339,6 +340,7 @@ struct nfp_flower_priv { struct list_head predt_list; struct rhashtable neigh_table; spinlock_t predt_lock; /* Lock to serialise predt/neigh table updates */ + struct mutex nfp_fl_lock; /* Protect the flow operation */ }; /** diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c index 0f06ef6e24bf..80e4675582bf 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c +++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c @@ -528,6 +528,8 @@ int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count, if (err) goto err_free_stats_ctx_table; + mutex_init(&priv->nfp_fl_lock); + err = rhashtable_init(&priv->ct_zone_table, &nfp_zone_table_params); if (err) goto err_free_merge_table; diff --git a/drivers/net/ethernet/netronome/nfp/flower/offload.c b/drivers/net/ethernet/netronome/nfp/flower/offload.c index c153f0575b92..0aceef9fe582 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/offload.c +++ b/drivers/net/ethernet/netronome/nfp/flower/offload.c @@ -1009,8 +1009,6 @@ int nfp_flower_merge_offloaded_flows(struct nfp_app *app, u64 parent_ctx = 0; int err; - ASSERT_RTNL(); - if (sub_flow1 == sub_flow2 || nfp_flower_is_merge_flow(sub_flow1) || nfp_flower_is_merge_flow(sub_flow2)) @@ -1727,19 +1725,30 @@ static int nfp_flower_repr_offload(struct nfp_app *app, struct net_device *netdev, struct flow_cls_offload *flower) { + struct nfp_flower_priv *priv = app->priv; + int ret; + if (!eth_proto_is_802_3(flower->common.protocol)) return -EOPNOTSUPP; + mutex_lock(&priv->nfp_fl_lock); switch (flower->command) { case FLOW_CLS_REPLACE: - return nfp_flower_add_offload(app, netdev, flower); + ret = nfp_flower_add_offload(app, netdev, flower); + break; case FLOW_CLS_DESTROY: - return nfp_flower_del_offload(app, netdev, flower); + ret = nfp_flower_del_offload(app, netdev, flower); + break; case FLOW_CLS_STATS: - return nfp_flower_get_stats(app, netdev, flower); + ret = nfp_flower_get_stats(app, netdev, flower); + break; default: - return -EOPNOTSUPP; + ret = -EOPNOTSUPP; + break; } + mutex_unlock(&priv->nfp_fl_lock); + + return ret; } static int nfp_flower_setup_tc_block_cb(enum tc_setup_type type, @@ -1778,6 +1787,7 @@ static int nfp_flower_setup_tc_block(struct net_device *netdev, repr_priv = repr->app_priv; repr_priv->block_shared = f->block_shared; f->driver_block_list = &nfp_block_cb_list; + f->unlocked_driver_cb = true; switch (f->command) { case FLOW_BLOCK_BIND: @@ -1876,6 +1886,8 @@ nfp_flower_setup_indr_tc_block(struct net_device *netdev, struct Qdisc *sch, str nfp_flower_internal_port_can_offload(app, netdev))) return -EOPNOTSUPP; + f->unlocked_driver_cb = true; + switch (f->command) { case FLOW_BLOCK_BIND: cb_priv = nfp_flower_indr_block_cb_priv_lookup(app, netdev); diff --git a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c index 99052a925d9e..e7180b4793c7 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/qos_conf.c @@ -523,25 +523,31 @@ int nfp_flower_setup_qos_offload(struct nfp_app *app, struct net_device *netdev, { struct netlink_ext_ack *extack = flow->common.extack; struct nfp_flower_priv *fl_priv = app->priv; + int ret; if (!(fl_priv->flower_ext_feats & NFP_FL_FEATS_VF_RLIM)) { NL_SET_ERR_MSG_MOD(extack, "unsupported offload: loaded firmware does not support qos rate limit offload"); return -EOPNOTSUPP; } + mutex_lock(&fl_priv->nfp_fl_lock); switch (flow->command) { case TC_CLSMATCHALL_REPLACE: - return nfp_flower_install_rate_limiter(app, netdev, flow, - extack); + ret = nfp_flower_install_rate_limiter(app, netdev, flow, extack); + break; case TC_CLSMATCHALL_DESTROY: - return nfp_flower_remove_rate_limiter(app, netdev, flow, - extack); + ret = nfp_flower_remove_rate_limiter(app, netdev, flow, extack); + break; case TC_CLSMATCHALL_STATS: - return nfp_flower_stats_rate_limiter(app, netdev, flow, - extack); + ret = nfp_flower_stats_rate_limiter(app, netdev, flow, extack); + break; default: - return -EOPNOTSUPP; + ret = -EOPNOTSUPP; + break; } + mutex_unlock(&fl_priv->nfp_fl_lock); + + return ret; } /* Offload tc action, currently only for tc police */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_ll2.c b/drivers/net/ethernet/qlogic/qed/qed_ll2.c index 717a0b3f89bd..ab5ef254a748 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_ll2.c +++ b/drivers/net/ethernet/qlogic/qed/qed_ll2.c @@ -113,7 +113,10 @@ static void qed_ll2b_complete_tx_packet(void *cxt, static int qed_ll2_alloc_buffer(struct qed_dev *cdev, u8 **data, dma_addr_t *phys_addr) { - *data = kmalloc(cdev->ll2->rx_size, GFP_ATOMIC); + size_t size = cdev->ll2->rx_size + NET_SKB_PAD + + SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + + *data = kmalloc(size, GFP_ATOMIC); if (!(*data)) { DP_INFO(cdev, "Failed to allocate LL2 buffer data\n"); return -ENOMEM; @@ -2589,7 +2592,7 @@ static int qed_ll2_start(struct qed_dev *cdev, struct qed_ll2_params *params) INIT_LIST_HEAD(&cdev->ll2->list); spin_lock_init(&cdev->ll2->lock); - cdev->ll2->rx_size = NET_SKB_PAD + ETH_HLEN + + cdev->ll2->rx_size = PRM_DMA_PAD_BYTES_NUM + ETH_HLEN + L1_CACHE_BYTES + params->mtu; /* Allocate memory for LL2. diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 6351a2dc13bc..361b90007148 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4364,7 +4364,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp, unsigned int entry = dirty_tx % NUM_TX_DESC; u32 status; - status = le32_to_cpu(tp->TxDescArray[entry].opts1); + status = le32_to_cpu(READ_ONCE(tp->TxDescArray[entry].opts1)); if (status & DescOwn) break; @@ -4394,7 +4394,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp, * If skb is NULL then we come here again once a tx irq is * triggered after the last fragment is marked transmitted. */ - if (tp->cur_tx != dirty_tx && skb) + if (READ_ONCE(tp->cur_tx) != dirty_tx && skb) rtl8169_doorbell(tp); } } @@ -4427,7 +4427,7 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, int budget dma_addr_t addr; u32 status; - status = le32_to_cpu(desc->opts1); + status = le32_to_cpu(READ_ONCE(desc->opts1)); if (status & DescOwn) break; diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index 7df9f9f8e134..0ef0b88b7145 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -2167,6 +2167,8 @@ static int ravb_close(struct net_device *ndev) of_phy_deregister_fixed_link(np); } + cancel_work_sync(&priv->work); + if (info->multi_irqs) { free_irq(priv->tx_irqs[RAVB_NC], ndev); free_irq(priv->rx_irqs[RAVB_NC], ndev); @@ -2891,8 +2893,6 @@ static int ravb_remove(struct platform_device *pdev) clk_disable_unprepare(priv->gptp_clk); clk_disable_unprepare(priv->refclk); - dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat, - priv->desc_bat_dma); /* Set reset mode */ ravb_write(ndev, CCC_OPC_RESET, CCC); unregister_netdev(ndev); @@ -2900,6 +2900,8 @@ static int ravb_remove(struct platform_device *pdev) netif_napi_del(&priv->napi[RAVB_NC]); netif_napi_del(&priv->napi[RAVB_BE]); ravb_mdio_release(priv); + dma_free_coherent(ndev->dev.parent, priv->desc_bat_size, priv->desc_bat, + priv->desc_bat_dma); pm_runtime_put_sync(&pdev->dev); pm_runtime_disable(&pdev->dev); reset_control_assert(priv->rstc); diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c index fc01ad3f340d..0fc0b6bea753 100644 --- a/drivers/net/ethernet/renesas/rswitch.c +++ b/drivers/net/ethernet/renesas/rswitch.c @@ -1254,7 +1254,7 @@ static void rswitch_adjust_link(struct net_device *ndev) phy_print_status(phydev); if (phydev->link) phy_power_on(rdev->serdes); - else + else if (rdev->serdes->power_count) phy_power_off(rdev->serdes); rdev->etha->link = phydev->link; @@ -1964,15 +1964,17 @@ static void rswitch_deinit(struct rswitch_private *priv) rswitch_gwca_hw_deinit(priv); rcar_gen4_ptp_unregister(priv->ptp_priv); - for (i = 0; i < RSWITCH_NUM_PORTS; i++) { + rswitch_for_each_enabled_port(priv, i) { struct rswitch_device *rdev = priv->rdev[i]; - phy_exit(priv->rdev[i]->serdes); - rswitch_ether_port_deinit_one(rdev); unregister_netdev(rdev->ndev); - rswitch_device_free(priv, i); + rswitch_ether_port_deinit_one(rdev); + phy_exit(priv->rdev[i]->serdes); } + for (i = 0; i < RSWITCH_NUM_PORTS; i++) + rswitch_device_free(priv, i); + rswitch_gwca_ts_queue_free(priv); rswitch_gwca_linkfix_free(priv); diff --git a/drivers/net/ethernet/sfc/tc.c b/drivers/net/ethernet/sfc/tc.c index 834f000ba1c4..30ebef88248d 100644 --- a/drivers/net/ethernet/sfc/tc.c +++ b/drivers/net/ethernet/sfc/tc.c @@ -629,14 +629,14 @@ static int efx_tc_flower_record_encap_match(struct efx_nic *efx, } if (child_ip_tos_mask != old->child_ip_tos_mask) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Pseudo encap match for TOS mask %#04x conflicts with existing pseudo(MASK) entry for TOS mask %#04x", + "Pseudo encap match for TOS mask %#04x conflicts with existing mask %#04x", child_ip_tos_mask, old->child_ip_tos_mask); return -EEXIST; } if (child_udp_sport_mask != old->child_udp_sport_mask) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Pseudo encap match for UDP src port mask %#x conflicts with existing pseudo(MASK) entry for mask %#x", + "Pseudo encap match for UDP src port mask %#x conflicts with existing mask %#x", child_udp_sport_mask, old->child_udp_sport_mask); return -EEXIST; @@ -1081,7 +1081,7 @@ static int efx_tc_pedit_add(struct efx_nic *efx, struct efx_tc_action_set *act, /* check that we do not decrement ttl twice */ if (!efx_tc_flower_action_order_ok(act, EFX_TC_AO_DEC_TTL)) { - NL_SET_ERR_MSG_MOD(extack, "Unsupported: multiple dec ttl"); + NL_SET_ERR_MSG_MOD(extack, "multiple dec ttl are not supported"); return -EOPNOTSUPP; } act->do_ttl_dec = 1; @@ -1106,7 +1106,7 @@ static int efx_tc_pedit_add(struct efx_nic *efx, struct efx_tc_action_set *act, /* check that we do not decrement hoplimit twice */ if (!efx_tc_flower_action_order_ok(act, EFX_TC_AO_DEC_TTL)) { - NL_SET_ERR_MSG_MOD(extack, "Unsupported: multiple dec ttl"); + NL_SET_ERR_MSG_MOD(extack, "multiple dec ttl are not supported"); return -EOPNOTSUPP; } act->do_ttl_dec = 1; @@ -1120,7 +1120,7 @@ static int efx_tc_pedit_add(struct efx_nic *efx, struct efx_tc_action_set *act, } NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: ttl add action type %x %x %x/%x", + "ttl add action type %x %x %x/%x is not supported", fa->mangle.htype, fa->mangle.offset, fa->mangle.val, fa->mangle.mask); return -EOPNOTSUPP; @@ -1164,7 +1164,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, case 0: if (fa->mangle.mask) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: mask (%#x) of eth.dst32 mangle", + "mask (%#x) of eth.dst32 mangle is not supported", fa->mangle.mask); return -EOPNOTSUPP; } @@ -1184,7 +1184,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, mung->dst_mac_16 = 1; } else { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: mask (%#x) of eth+4 mangle is not high or low 16b", + "mask (%#x) of eth+4 mangle is not high or low 16b", fa->mangle.mask); return -EOPNOTSUPP; } @@ -1192,7 +1192,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, case 8: if (fa->mangle.mask) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: mask (%#x) of eth.src32 mangle", + "mask (%#x) of eth.src32 mangle is not supported", fa->mangle.mask); return -EOPNOTSUPP; } @@ -1201,7 +1201,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, mung->src_mac_32 = 1; return efx_tc_complete_mac_mangle(efx, act, mung, extack); default: - NL_SET_ERR_MSG_FMT_MOD(extack, "Unsupported: mangle eth+%u %x/%x", + NL_SET_ERR_MSG_FMT_MOD(extack, "mangle eth+%u %x/%x is not supported", fa->mangle.offset, fa->mangle.val, fa->mangle.mask); return -EOPNOTSUPP; } @@ -1217,7 +1217,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, /* check that pedit applies to ttl only */ if (fa->mangle.mask != ~EFX_TC_HDR_TYPE_TTL_MASK) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: mask (%#x) out of range, only support mangle action on ipv4.ttl", + "mask (%#x) out of range, only support mangle action on ipv4.ttl", fa->mangle.mask); return -EOPNOTSUPP; } @@ -1227,7 +1227,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, */ if (match->mask.ip_ttl != U8_MAX) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: only support mangle ipv4.ttl when we have an exact match on ttl, mask used for match (%#x)", + "only support mangle ttl when we have an exact match, current mask (%#x)", match->mask.ip_ttl); return -EOPNOTSUPP; } @@ -1237,7 +1237,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, */ if (match->value.ip_ttl == 0) { NL_SET_ERR_MSG_MOD(extack, - "Unsupported: we cannot decrement ttl past 0"); + "decrement ttl past 0 is not supported"); return -EOPNOTSUPP; } @@ -1245,7 +1245,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, if (!efx_tc_flower_action_order_ok(act, EFX_TC_AO_DEC_TTL)) { NL_SET_ERR_MSG_MOD(extack, - "Unsupported: multiple dec ttl"); + "multiple dec ttl is not supported"); return -EOPNOTSUPP; } @@ -1259,7 +1259,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, fallthrough; default: NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: only support mangle on the ttl field (offset is %u)", + "only support mangle on the ttl field (offset is %u)", fa->mangle.offset); return -EOPNOTSUPP; } @@ -1275,7 +1275,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, /* check that pedit applies to ttl only */ if (fa->mangle.mask != EFX_TC_HDR_TYPE_HLIMIT_MASK) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: mask (%#x) out of range, only support mangle action on ipv6.hop_limit", + "mask (%#x) out of range, only support mangle action on ipv6.hop_limit", fa->mangle.mask); return -EOPNOTSUPP; @@ -1286,7 +1286,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, */ if (match->mask.ip_ttl != U8_MAX) { NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: only support mangle ipv6.hop_limit when we have an exact match on ttl, mask used for match (%#x)", + "only support hop_limit when we have an exact match, current mask (%#x)", match->mask.ip_ttl); return -EOPNOTSUPP; } @@ -1296,7 +1296,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, */ if (match->value.ip_ttl == 0) { NL_SET_ERR_MSG_MOD(extack, - "Unsupported: we cannot decrement hop_limit past 0"); + "decrementing hop_limit past 0 is not supported"); return -EOPNOTSUPP; } @@ -1304,7 +1304,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, if (!efx_tc_flower_action_order_ok(act, EFX_TC_AO_DEC_TTL)) { NL_SET_ERR_MSG_MOD(extack, - "Unsupported: multiple dec ttl"); + "multiple dec ttl is not supported"); return -EOPNOTSUPP; } @@ -1318,7 +1318,7 @@ static int efx_tc_mangle(struct efx_nic *efx, struct efx_tc_action_set *act, fallthrough; default: NL_SET_ERR_MSG_FMT_MOD(extack, - "Unsupported: only support mangle on the hop_limit field"); + "only support mangle on the hop_limit field"); return -EOPNOTSUPP; } default: diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index ed1a5a31a491..5801f4d50f95 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1197,6 +1197,17 @@ static int stmmac_init_phy(struct net_device *dev) return ret; } +static void stmmac_set_half_duplex(struct stmmac_priv *priv) +{ + /* Half-Duplex can only work with single tx queue */ + if (priv->plat->tx_queues_to_use > 1) + priv->phylink_config.mac_capabilities &= + ~(MAC_10HD | MAC_100HD | MAC_1000HD); + else + priv->phylink_config.mac_capabilities |= + (MAC_10HD | MAC_100HD | MAC_1000HD); +} + static int stmmac_phy_setup(struct stmmac_priv *priv) { struct stmmac_mdio_bus_data *mdio_bus_data; @@ -1228,10 +1239,7 @@ static int stmmac_phy_setup(struct stmmac_priv *priv) MAC_10FD | MAC_100FD | MAC_1000FD; - /* Half-Duplex can only work with single queue */ - if (priv->plat->tx_queues_to_use <= 1) - priv->phylink_config.mac_capabilities |= MAC_10HD | MAC_100HD | - MAC_1000HD; + stmmac_set_half_duplex(priv); /* Get the MAC specific capabilities */ stmmac_mac_phylink_get_caps(priv); @@ -7172,6 +7180,7 @@ int stmmac_reinit_queues(struct net_device *dev, u32 rx_cnt, u32 tx_cnt) priv->rss.table[i] = ethtool_rxfh_indir_default(i, rx_cnt); + stmmac_set_half_duplex(priv); stmmac_napi_add(dev); if (netif_running(dev)) diff --git a/drivers/net/ethernet/ti/Kconfig b/drivers/net/ethernet/ti/Kconfig index 0a3346650e03..cac61f5d3fd4 100644 --- a/drivers/net/ethernet/ti/Kconfig +++ b/drivers/net/ethernet/ti/Kconfig @@ -90,12 +90,16 @@ config TI_CPTS The unit can time stamp PTP UDP/IPv4 and Layer 2 packets, and the driver offers a PTP Hardware Clock. +config TI_K3_CPPI_DESC_POOL + tristate + config TI_K3_AM65_CPSW_NUSS tristate "TI K3 AM654x/J721E CPSW Ethernet driver" depends on ARCH_K3 && OF && TI_K3_UDMA_GLUE_LAYER select NET_DEVLINK select TI_DAVINCI_MDIO select PHYLINK + select TI_K3_CPPI_DESC_POOL imply PHY_TI_GMII_SEL depends on TI_K3_AM65_CPTS || !TI_K3_AM65_CPTS help @@ -187,6 +191,7 @@ config TI_ICSSG_PRUETH tristate "TI Gigabit PRU Ethernet driver" select PHYLIB select TI_ICSS_IEP + select TI_K3_CPPI_DESC_POOL depends on PRU_REMOTEPROC depends on ARCH_K3 && OF && TI_K3_UDMA_GLUE_LAYER help diff --git a/drivers/net/ethernet/ti/Makefile b/drivers/net/ethernet/ti/Makefile index 34fd7a716ba6..67bed861f31d 100644 --- a/drivers/net/ethernet/ti/Makefile +++ b/drivers/net/ethernet/ti/Makefile @@ -24,14 +24,15 @@ keystone_netcp-y := netcp_core.o cpsw_ale.o obj-$(CONFIG_TI_KEYSTONE_NETCP_ETHSS) += keystone_netcp_ethss.o keystone_netcp_ethss-y := netcp_ethss.o netcp_sgmii.o netcp_xgbepcsr.o cpsw_ale.o +obj-$(CONFIG_TI_K3_CPPI_DESC_POOL) += k3-cppi-desc-pool.o + obj-$(CONFIG_TI_K3_AM65_CPSW_NUSS) += ti-am65-cpsw-nuss.o -ti-am65-cpsw-nuss-y := am65-cpsw-nuss.o cpsw_sl.o am65-cpsw-ethtool.o cpsw_ale.o k3-cppi-desc-pool.o am65-cpsw-qos.o +ti-am65-cpsw-nuss-y := am65-cpsw-nuss.o cpsw_sl.o am65-cpsw-ethtool.o cpsw_ale.o am65-cpsw-qos.o ti-am65-cpsw-nuss-$(CONFIG_TI_K3_AM65_CPSW_SWITCHDEV) += am65-cpsw-switchdev.o obj-$(CONFIG_TI_K3_AM65_CPTS) += am65-cpts.o obj-$(CONFIG_TI_ICSSG_PRUETH) += icssg-prueth.o -icssg-prueth-y := k3-cppi-desc-pool.o \ - icssg/icssg_prueth.o \ +icssg-prueth-y := icssg/icssg_prueth.o \ icssg/icssg_classifier.o \ icssg/icssg_queues.o \ icssg/icssg_config.o \ diff --git a/drivers/net/ethernet/ti/icssg/icssg_config.c b/drivers/net/ethernet/ti/icssg/icssg_config.c index 933b84666574..b272361e378f 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_config.c +++ b/drivers/net/ethernet/ti/icssg/icssg_config.c @@ -379,9 +379,9 @@ int icssg_config(struct prueth *prueth, struct prueth_emac *emac, int slice) /* Bitmask for ICSSG r30 commands */ static const struct icssg_r30_cmd emac_r32_bitmask[] = { - {{0xffff0004, 0xffff0100, 0xffff0100, EMAC_NONE}}, /* EMAC_PORT_DISABLE */ + {{0xffff0004, 0xffff0100, 0xffff0004, EMAC_NONE}}, /* EMAC_PORT_DISABLE */ {{0xfffb0040, 0xfeff0200, 0xfeff0200, EMAC_NONE}}, /* EMAC_PORT_BLOCK */ - {{0xffbb0000, 0xfcff0000, 0xdcff0000, EMAC_NONE}}, /* EMAC_PORT_FORWARD */ + {{0xffbb0000, 0xfcff0000, 0xdcfb0000, EMAC_NONE}}, /* EMAC_PORT_FORWARD */ {{0xffbb0000, 0xfcff0000, 0xfcff2000, EMAC_NONE}}, /* EMAC_PORT_FORWARD_WO_LEARNING */ {{0xffff0001, EMAC_NONE, EMAC_NONE, EMAC_NONE}}, /* ACCEPT ALL */ {{0xfffe0002, EMAC_NONE, EMAC_NONE, EMAC_NONE}}, /* ACCEPT TAGGED */ diff --git a/drivers/net/ethernet/ti/icssg/icssg_stats.c b/drivers/net/ethernet/ti/icssg/icssg_stats.c index bb0b33927e3b..3dbadddd7e35 100644 --- a/drivers/net/ethernet/ti/icssg/icssg_stats.c +++ b/drivers/net/ethernet/ti/icssg/icssg_stats.c @@ -9,6 +9,9 @@ #include "icssg_stats.h" #include <linux/regmap.h> +#define ICSSG_TX_PACKET_OFFSET 0xA0 +#define ICSSG_TX_BYTE_OFFSET 0xEC + static u32 stats_base[] = { 0x54c, /* Slice 0 stats start */ 0xb18, /* Slice 1 stats start */ }; @@ -18,6 +21,7 @@ void emac_update_hardware_stats(struct prueth_emac *emac) struct prueth *prueth = emac->prueth; int slice = prueth_emac_slice(emac); u32 base = stats_base[slice]; + u32 tx_pkt_cnt = 0; u32 val; int i; @@ -29,7 +33,12 @@ void emac_update_hardware_stats(struct prueth_emac *emac) base + icssg_all_stats[i].offset, val); + if (icssg_all_stats[i].offset == ICSSG_TX_PACKET_OFFSET) + tx_pkt_cnt = val; + emac->stats[i] += val; + if (icssg_all_stats[i].offset == ICSSG_TX_BYTE_OFFSET) + emac->stats[i] -= tx_pkt_cnt * 8; } } diff --git a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c index 38cc12f9f133..05cc7aab1ec8 100644 --- a/drivers/net/ethernet/ti/k3-cppi-desc-pool.c +++ b/drivers/net/ethernet/ti/k3-cppi-desc-pool.c @@ -39,6 +39,7 @@ void k3_cppi_desc_pool_destroy(struct k3_cppi_desc_pool *pool) gen_pool_destroy(pool->gen_pool); /* frees pool->name */ } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_destroy); struct k3_cppi_desc_pool * k3_cppi_desc_pool_create_name(struct device *dev, size_t size, @@ -98,29 +99,38 @@ gen_pool_create_fail: devm_kfree(pool->dev, pool); return ERR_PTR(ret); } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_create_name); dma_addr_t k3_cppi_desc_pool_virt2dma(struct k3_cppi_desc_pool *pool, void *addr) { return addr ? pool->dma_addr + (addr - pool->cpumem) : 0; } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_virt2dma); void *k3_cppi_desc_pool_dma2virt(struct k3_cppi_desc_pool *pool, dma_addr_t dma) { return dma ? pool->cpumem + (dma - pool->dma_addr) : NULL; } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_dma2virt); void *k3_cppi_desc_pool_alloc(struct k3_cppi_desc_pool *pool) { return (void *)gen_pool_alloc(pool->gen_pool, pool->desc_size); } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_alloc); void k3_cppi_desc_pool_free(struct k3_cppi_desc_pool *pool, void *addr) { gen_pool_free(pool->gen_pool, (unsigned long)addr, pool->desc_size); } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_free); size_t k3_cppi_desc_pool_avail(struct k3_cppi_desc_pool *pool) { return gen_pool_avail(pool->gen_pool) / pool->desc_size; } +EXPORT_SYMBOL_GPL(k3_cppi_desc_pool_avail); + +MODULE_LICENSE("GPL"); +MODULE_DESCRIPTION("TI K3 CPPI5 descriptors pool API"); diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c index dc14a66583ff..44488c153ea2 100644 --- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c +++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c @@ -1217,7 +1217,7 @@ static int gelic_wl_set_encodeext(struct net_device *netdev, key_index = wl->current_key; if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) { - /* reques to change default key index */ + /* request to change default key index */ pr_debug("%s: request to change default key to %d\n", __func__, key_index); wl->current_key = key_index; diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index 144ec626230d..b22596b18ee8 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -872,8 +872,9 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, skb_dst_update_pmtu_no_confirm(skb, mtu); - if (!skb_is_gso(skb) && (iph->frag_off & htons(IP_DF)) && - mtu < ntohs(iph->tot_len)) { + if (iph->frag_off & htons(IP_DF) && + ((!skb_is_gso(skb) && skb->len > mtu) || + (skb_is_gso(skb) && !skb_gso_validate_network_len(skb, mtu)))) { netdev_dbg(dev, "packet too big, fragmentation needed\n"); icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c index a03490ba2e5b..cc7ddc40020f 100644 --- a/drivers/net/ieee802154/adf7242.c +++ b/drivers/net/ieee802154/adf7242.c @@ -1162,9 +1162,10 @@ static int adf7242_stats_show(struct seq_file *file, void *offset) static void adf7242_debugfs_init(struct adf7242_local *lp) { - char debugfs_dir_name[DNAME_INLINE_LEN + 1] = "adf7242-"; + char debugfs_dir_name[DNAME_INLINE_LEN + 1]; - strncat(debugfs_dir_name, dev_name(&lp->spi->dev), DNAME_INLINE_LEN); + snprintf(debugfs_dir_name, sizeof(debugfs_dir_name), + "adf7242-%s", dev_name(&lp->spi->dev)); lp->debugfs_root = debugfs_create_dir(debugfs_dir_name, NULL); diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index aebb19f1b3a4..4ec0dab38872 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -2740,7 +2740,6 @@ static int ca8210_register_ext_clock(struct spi_device *spi) struct device_node *np = spi->dev.of_node; struct ca8210_priv *priv = spi_get_drvdata(spi); struct ca8210_platform_data *pdata = spi->dev.platform_data; - int ret = 0; if (!np) return -EFAULT; @@ -2757,18 +2756,8 @@ static int ca8210_register_ext_clock(struct spi_device *spi) dev_crit(&spi->dev, "Failed to register external clk\n"); return PTR_ERR(priv->clk); } - ret = of_clk_add_provider(np, of_clk_src_simple_get, priv->clk); - if (ret) { - clk_unregister(priv->clk); - dev_crit( - &spi->dev, - "Failed to register external clock as clock provider\n" - ); - } else { - dev_info(&spi->dev, "External clock set as clock provider\n"); - } - return ret; + return of_clk_add_provider(np, of_clk_src_simple_get, priv->clk); } /** @@ -2780,8 +2769,8 @@ static void ca8210_unregister_ext_clock(struct spi_device *spi) { struct ca8210_priv *priv = spi_get_drvdata(spi); - if (!priv->clk) - return + if (IS_ERR_OR_NULL(priv->clk)) + return; of_clk_del_provider(spi->dev.of_node); clk_unregister(priv->clk); diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c index b7e151439c48..c5cd4551c67c 100644 --- a/drivers/net/macsec.c +++ b/drivers/net/macsec.c @@ -2383,6 +2383,7 @@ static int macsec_upd_txsa(struct sk_buff *skb, struct genl_info *info) ctx.sa.assoc_num = assoc_num; ctx.sa.tx_sa = tx_sa; + ctx.sa.update_pn = !!prev_pn.full64; ctx.secy = secy; ret = macsec_offload(ops->mdo_upd_txsa, &ctx); @@ -2476,6 +2477,7 @@ static int macsec_upd_rxsa(struct sk_buff *skb, struct genl_info *info) ctx.sa.assoc_num = assoc_num; ctx.sa.rx_sa = rx_sa; + ctx.sa.update_pn = !!prev_pn.full64; ctx.secy = secy; ret = macsec_offload(ops->mdo_upd_rxsa, &ctx); diff --git a/drivers/net/mdio/mdio-mux.c b/drivers/net/mdio/mdio-mux.c index a881e3523328..bef4cce71287 100644 --- a/drivers/net/mdio/mdio-mux.c +++ b/drivers/net/mdio/mdio-mux.c @@ -55,6 +55,27 @@ out: return r; } +static int mdio_mux_read_c45(struct mii_bus *bus, int phy_id, int dev_addr, + int regnum) +{ + struct mdio_mux_child_bus *cb = bus->priv; + struct mdio_mux_parent_bus *pb = cb->parent; + int r; + + mutex_lock_nested(&pb->mii_bus->mdio_lock, MDIO_MUTEX_MUX); + r = pb->switch_fn(pb->current_child, cb->bus_number, pb->switch_data); + if (r) + goto out; + + pb->current_child = cb->bus_number; + + r = pb->mii_bus->read_c45(pb->mii_bus, phy_id, dev_addr, regnum); +out: + mutex_unlock(&pb->mii_bus->mdio_lock); + + return r; +} + /* * The parent bus' lock is used to order access to the switch_fn. */ @@ -80,6 +101,28 @@ out: return r; } +static int mdio_mux_write_c45(struct mii_bus *bus, int phy_id, int dev_addr, + int regnum, u16 val) +{ + struct mdio_mux_child_bus *cb = bus->priv; + struct mdio_mux_parent_bus *pb = cb->parent; + + int r; + + mutex_lock_nested(&pb->mii_bus->mdio_lock, MDIO_MUTEX_MUX); + r = pb->switch_fn(pb->current_child, cb->bus_number, pb->switch_data); + if (r) + goto out; + + pb->current_child = cb->bus_number; + + r = pb->mii_bus->write_c45(pb->mii_bus, phy_id, dev_addr, regnum, val); +out: + mutex_unlock(&pb->mii_bus->mdio_lock); + + return r; +} + static int parent_count; static void mdio_mux_uninit_children(struct mdio_mux_parent_bus *pb) @@ -173,6 +216,10 @@ int mdio_mux_init(struct device *dev, cb->mii_bus->parent = dev; cb->mii_bus->read = mdio_mux_read; cb->mii_bus->write = mdio_mux_write; + if (parent_bus->read_c45) + cb->mii_bus->read_c45 = mdio_mux_read_c45; + if (parent_bus->write_c45) + cb->mii_bus->write_c45 = mdio_mux_write_c45; r = of_mdiobus_register(cb->mii_bus, child_bus_node); if (r) { mdiobus_free(cb->mii_bus); diff --git a/drivers/net/phy/bcm7xxx.c b/drivers/net/phy/bcm7xxx.c index 8478b081c058..97638ba7ae85 100644 --- a/drivers/net/phy/bcm7xxx.c +++ b/drivers/net/phy/bcm7xxx.c @@ -894,6 +894,9 @@ static int bcm7xxx_28nm_probe(struct phy_device *phydev) .name = _name, \ /* PHY_BASIC_FEATURES */ \ .flags = PHY_IS_INTERNAL, \ + .get_sset_count = bcm_phy_get_sset_count, \ + .get_strings = bcm_phy_get_strings, \ + .get_stats = bcm7xxx_28nm_get_phy_stats, \ .probe = bcm7xxx_28nm_probe, \ .config_init = bcm7xxx_16nm_ephy_config_init, \ .config_aneg = genphy_config_aneg, \ diff --git a/drivers/net/phy/mscc/mscc_macsec.c b/drivers/net/phy/mscc/mscc_macsec.c index 018253a573b8..4f39ba63a9a9 100644 --- a/drivers/net/phy/mscc/mscc_macsec.c +++ b/drivers/net/phy/mscc/mscc_macsec.c @@ -849,6 +849,9 @@ static int vsc8584_macsec_upd_rxsa(struct macsec_context *ctx) struct macsec_flow *flow; int ret; + if (ctx->sa.update_pn) + return -EINVAL; + flow = vsc8584_macsec_find_flow(ctx, MACSEC_INGR); if (IS_ERR(flow)) return PTR_ERR(flow); @@ -900,6 +903,9 @@ static int vsc8584_macsec_upd_txsa(struct macsec_context *ctx) struct macsec_flow *flow; int ret; + if (ctx->sa.update_pn) + return -EINVAL; + flow = vsc8584_macsec_find_flow(ctx, MACSEC_EGR); if (IS_ERR(flow)) return PTR_ERR(flow); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 89ab9efe522c..afa5497f7c35 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -3073,10 +3073,11 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, struct net *net = sock_net(&tfile->sk); struct tun_struct *tun; void __user* argp = (void __user*)arg; - unsigned int ifindex, carrier; + unsigned int carrier; struct ifreq ifr; kuid_t owner; kgid_t group; + int ifindex; int sndbuf; int vnet_hdr_sz; int le; @@ -3132,7 +3133,9 @@ static long __tun_chr_ioctl(struct file *file, unsigned int cmd, ret = -EFAULT; if (copy_from_user(&ifindex, argp, sizeof(ifindex))) goto unlock; - + ret = -EINVAL; + if (ifindex < 0) + goto unlock; ret = 0; tfile->ifindex = ifindex; goto unlock; diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 48d7d278631e..99ec1d4a972d 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -222,13 +222,18 @@ static int dm9601_mdio_read(struct net_device *netdev, int phy_id, int loc) struct usbnet *dev = netdev_priv(netdev); __le16 res; + int err; if (phy_id) { netdev_dbg(dev->net, "Only internal phy supported\n"); return 0; } - dm_read_shared_word(dev, 1, loc, &res); + err = dm_read_shared_word(dev, 1, loc, &res); + if (err < 0) { + netdev_err(dev->net, "MDIO read error: %d\n", err); + return err; + } netdev_dbg(dev->net, "dm9601_mdio_read() phy_id=0x%02x, loc=0x%02x, returns=0x%04x\n", diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 0c13d9950cd8..afb20c0ed688 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -764,7 +764,7 @@ enum rtl_register_content { /* rtl8152 flags */ enum rtl8152_flags { - RTL8152_UNPLUG = 0, + RTL8152_INACCESSIBLE = 0, RTL8152_SET_RX_MODE, WORK_ENABLE, RTL8152_LINK_CHG, @@ -773,6 +773,9 @@ enum rtl8152_flags { SCHEDULE_TASKLET, GREEN_ETHERNET, RX_EPROTO, + IN_PRE_RESET, + PROBED_WITH_NO_ERRORS, + PROBE_SHOULD_RETRY, }; #define DEVICE_ID_LENOVO_USB_C_TRAVEL_HUB 0x721e @@ -953,6 +956,8 @@ struct r8152 { u8 version; u8 duplex; u8 autoneg; + + unsigned int reg_access_reset_count; }; /** @@ -1200,6 +1205,96 @@ static unsigned int agg_buf_sz = 16384; #define RTL_LIMITED_TSO_SIZE (size_to_mtu(agg_buf_sz) - sizeof(struct tx_desc)) +/* If register access fails then we block access and issue a reset. If this + * happens too many times in a row without a successful access then we stop + * trying to reset and just leave access blocked. + */ +#define REGISTER_ACCESS_MAX_RESETS 3 + +static void rtl_set_inaccessible(struct r8152 *tp) +{ + set_bit(RTL8152_INACCESSIBLE, &tp->flags); + smp_mb__after_atomic(); +} + +static void rtl_set_accessible(struct r8152 *tp) +{ + clear_bit(RTL8152_INACCESSIBLE, &tp->flags); + smp_mb__after_atomic(); +} + +static +int r8152_control_msg(struct r8152 *tp, unsigned int pipe, __u8 request, + __u8 requesttype, __u16 value, __u16 index, void *data, + __u16 size, const char *msg_tag) +{ + struct usb_device *udev = tp->udev; + int ret; + + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) + return -ENODEV; + + ret = usb_control_msg(udev, pipe, request, requesttype, + value, index, data, size, + USB_CTRL_GET_TIMEOUT); + + /* No need to issue a reset to report an error if the USB device got + * unplugged; just return immediately. + */ + if (ret == -ENODEV) + return ret; + + /* If the write was successful then we're done */ + if (ret >= 0) { + tp->reg_access_reset_count = 0; + return ret; + } + + dev_err(&udev->dev, + "Failed to %s %d bytes at %#06x/%#06x (%d)\n", + msg_tag, size, value, index, ret); + + /* Block all future register access until we reset. Much of the code + * in the driver doesn't check for errors. Notably, many parts of the + * driver do a read/modify/write of a register value without + * confirming that the read succeeded. Writing back modified garbage + * like this can fully wedge the adapter, requiring a power cycle. + */ + rtl_set_inaccessible(tp); + + /* If probe hasn't yet finished, then we'll request a retry of the + * whole probe routine if we get any control transfer errors. We + * never have to clear this bit since we free/reallocate the whole "tp" + * structure if we retry probe. + */ + if (!test_bit(PROBED_WITH_NO_ERRORS, &tp->flags)) { + set_bit(PROBE_SHOULD_RETRY, &tp->flags); + return ret; + } + + /* Failing to access registers in pre-reset is not surprising since we + * wouldn't be resetting if things were behaving normally. The register + * access we do in pre-reset isn't truly mandatory--we're just reusing + * the disable() function and trying to be nice by powering the + * adapter down before resetting it. Thus, if we're in pre-reset, + * we'll return right away and not try to queue up yet another reset. + * We know the post-reset is already coming. + */ + if (test_bit(IN_PRE_RESET, &tp->flags)) + return ret; + + if (tp->reg_access_reset_count < REGISTER_ACCESS_MAX_RESETS) { + usb_queue_reset_device(tp->intf); + tp->reg_access_reset_count++; + } else if (tp->reg_access_reset_count == REGISTER_ACCESS_MAX_RESETS) { + dev_err(&udev->dev, + "Tried to reset %d times; giving up.\n", + REGISTER_ACCESS_MAX_RESETS); + } + + return ret; +} + static int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) { @@ -1210,9 +1305,10 @@ int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) if (!tmp) return -ENOMEM; - ret = usb_control_msg(tp->udev, tp->pipe_ctrl_in, - RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, - value, index, tmp, size, 500); + ret = r8152_control_msg(tp, tp->pipe_ctrl_in, + RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, + value, index, tmp, size, "read"); + if (ret < 0) memset(data, 0xff, size); else @@ -1233,9 +1329,9 @@ int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) if (!tmp) return -ENOMEM; - ret = usb_control_msg(tp->udev, tp->pipe_ctrl_out, - RTL8152_REQ_SET_REGS, RTL8152_REQT_WRITE, - value, index, tmp, size, 500); + ret = r8152_control_msg(tp, tp->pipe_ctrl_out, + RTL8152_REQ_SET_REGS, RTL8152_REQT_WRITE, + value, index, tmp, size, "write"); kfree(tmp); @@ -1244,10 +1340,8 @@ int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data) static void rtl_set_unplug(struct r8152 *tp) { - if (tp->udev->state == USB_STATE_NOTATTACHED) { - set_bit(RTL8152_UNPLUG, &tp->flags); - smp_mb__after_atomic(); - } + if (tp->udev->state == USB_STATE_NOTATTACHED) + rtl_set_inaccessible(tp); } static int generic_ocp_read(struct r8152 *tp, u16 index, u16 size, @@ -1256,7 +1350,7 @@ static int generic_ocp_read(struct r8152 *tp, u16 index, u16 size, u16 limit = 64; int ret = 0; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; /* both size and indix must be 4 bytes align */ @@ -1300,7 +1394,7 @@ static int generic_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 byteen_start, byteen_end, byen; u16 limit = 512; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; /* both size and indix must be 4 bytes align */ @@ -1537,7 +1631,7 @@ static int read_mii_word(struct net_device *netdev, int phy_id, int reg) struct r8152 *tp = netdev_priv(netdev); int ret; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; if (phy_id != R8152_PHY_ID) @@ -1553,7 +1647,7 @@ void write_mii_word(struct net_device *netdev, int phy_id, int reg, int val) { struct r8152 *tp = netdev_priv(netdev); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (phy_id != R8152_PHY_ID) @@ -1758,7 +1852,7 @@ static void read_bulk_callback(struct urb *urb) if (!tp) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!test_bit(WORK_ENABLE, &tp->flags)) @@ -1850,7 +1944,7 @@ static void write_bulk_callback(struct urb *urb) if (!test_bit(WORK_ENABLE, &tp->flags)) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!skb_queue_empty(&tp->tx_queue)) @@ -1871,7 +1965,7 @@ static void intr_callback(struct urb *urb) if (!test_bit(WORK_ENABLE, &tp->flags)) return; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; switch (status) { @@ -2615,7 +2709,7 @@ static void bottom_half(struct tasklet_struct *t) { struct r8152 *tp = from_tasklet(tp, t, tx_tl); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (!test_bit(WORK_ENABLE, &tp->flags)) @@ -2658,7 +2752,7 @@ int r8152_submit_rx(struct r8152 *tp, struct rx_agg *agg, gfp_t mem_flags) int ret; /* The rx would be stopped, so skip submitting */ - if (test_bit(RTL8152_UNPLUG, &tp->flags) || + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags) || !test_bit(WORK_ENABLE, &tp->flags) || !netif_carrier_ok(tp->netdev)) return 0; @@ -3058,7 +3152,7 @@ static int rtl_enable(struct r8152 *tp) static int rtl8152_enable(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -3145,7 +3239,7 @@ static int rtl8153_enable(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -3177,7 +3271,7 @@ static void rtl_disable(struct r8152 *tp) u32 ocp_data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -3631,7 +3725,7 @@ static u16 r8153_phy_status(struct r8152 *tp, u16 desired) } msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -3663,6 +3757,8 @@ static void r8153b_ups_en(struct r8152 *tp, bool enable) int i; for (i = 0; i < 500; i++) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) + return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) break; @@ -3703,6 +3799,8 @@ static void r8153c_ups_en(struct r8152 *tp, bool enable) int i; for (i = 0; i < 500; i++) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) + return; if (ocp_read_word(tp, MCU_TYPE_PLA, PLA_BOOT_CTRL) & AUTOLOAD_DONE) break; @@ -4046,6 +4144,9 @@ static int rtl_phy_patch_request(struct r8152 *tp, bool request, bool wait) for (i = 0; wait && i < 5000; i++) { u32 ocp_data; + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) + return -ENODEV; + usleep_range(1000, 2000); ocp_data = ocp_reg_read(tp, OCP_PHY_PATCH_STAT); if ((ocp_data & PATCH_READY) ^ check) @@ -6002,7 +6103,7 @@ static int rtl8156_enable(struct r8152 *tp) u32 ocp_data; u16 speed; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; r8156_fc_parameter(tp); @@ -6060,7 +6161,7 @@ static int rtl8156b_enable(struct r8152 *tp) u32 ocp_data; u16 speed; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; set_tx_qlen(tp); @@ -6246,7 +6347,7 @@ out: static void rtl8152_up(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8152_aldps_en(tp, false); @@ -6256,7 +6357,7 @@ static void rtl8152_up(struct r8152 *tp) static void rtl8152_down(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6271,7 +6372,7 @@ static void rtl8153_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_u1u2en(tp, false); @@ -6311,7 +6412,7 @@ static void rtl8153_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6332,7 +6433,7 @@ static void rtl8153b_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6356,7 +6457,7 @@ static void rtl8153b_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6393,7 +6494,7 @@ static void rtl8153c_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6474,7 +6575,7 @@ static void rtl8156_up(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -6547,7 +6648,7 @@ static void rtl8156_down(struct r8152 *tp) { u32 ocp_data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); return; } @@ -6685,7 +6786,7 @@ static void rtl_work_func_t(struct work_struct *work) /* If the device is unplugged or !netif_running(), the workqueue * doesn't need to wake the device, and could return directly. */ - if (test_bit(RTL8152_UNPLUG, &tp->flags) || !netif_running(tp->netdev)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags) || !netif_running(tp->netdev)) return; if (usb_autopm_get_interface(tp->intf) < 0) @@ -6724,7 +6825,7 @@ static void rtl_hw_phy_work_func_t(struct work_struct *work) { struct r8152 *tp = container_of(work, struct r8152, hw_phy_work.work); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (usb_autopm_get_interface(tp->intf) < 0) @@ -6851,7 +6952,7 @@ static int rtl8152_close(struct net_device *netdev) netif_stop_queue(netdev); res = usb_autopm_get_interface(tp->intf); - if (res < 0 || test_bit(RTL8152_UNPLUG, &tp->flags)) { + if (res < 0 || test_bit(RTL8152_INACCESSIBLE, &tp->flags)) { rtl_drop_queued_tx(tp); rtl_stop_rx(tp); } else { @@ -6884,7 +6985,7 @@ static void r8152b_init(struct r8152 *tp) u32 ocp_data; u16 data; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; data = r8152_mdio_read(tp, MII_BMCR); @@ -6928,7 +7029,7 @@ static void r8153_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_u1u2en(tp, false); @@ -6939,7 +7040,7 @@ static void r8153_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -7068,7 +7169,7 @@ static void r8153b_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -7079,7 +7180,7 @@ static void r8153b_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) break; } @@ -7150,7 +7251,7 @@ static void r8153c_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_u1u2en(tp, false); @@ -7170,7 +7271,7 @@ static void r8153c_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -7999,7 +8100,7 @@ static void r8156_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_ECM_OP); @@ -8020,7 +8121,7 @@ static void r8156_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -8095,7 +8196,7 @@ static void r8156b_init(struct r8152 *tp) u16 data; int i; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_ECM_OP); @@ -8129,7 +8230,7 @@ static void r8156b_init(struct r8152 *tp) break; msleep(20); - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; } @@ -8255,7 +8356,7 @@ static int rtl8152_pre_reset(struct usb_interface *intf) struct r8152 *tp = usb_get_intfdata(intf); struct net_device *netdev; - if (!tp) + if (!tp || !test_bit(PROBED_WITH_NO_ERRORS, &tp->flags)) return 0; netdev = tp->netdev; @@ -8270,7 +8371,9 @@ static int rtl8152_pre_reset(struct usb_interface *intf) napi_disable(&tp->napi); if (netif_carrier_ok(netdev)) { mutex_lock(&tp->control); + set_bit(IN_PRE_RESET, &tp->flags); tp->rtl_ops.disable(tp); + clear_bit(IN_PRE_RESET, &tp->flags); mutex_unlock(&tp->control); } @@ -8283,9 +8386,11 @@ static int rtl8152_post_reset(struct usb_interface *intf) struct net_device *netdev; struct sockaddr sa; - if (!tp) + if (!tp || !test_bit(PROBED_WITH_NO_ERRORS, &tp->flags)) return 0; + rtl_set_accessible(tp); + /* reset the MAC address in case of policy change */ if (determine_ethernet_addr(tp, &sa) >= 0) { rtnl_lock(); @@ -9158,7 +9263,7 @@ static int rtl8152_ioctl(struct net_device *netdev, struct ifreq *rq, int cmd) struct mii_ioctl_data *data = if_mii(rq); int res; - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return -ENODEV; res = usb_autopm_get_interface(tp->intf); @@ -9260,7 +9365,7 @@ static const struct net_device_ops rtl8152_netdev_ops = { static void rtl8152_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; if (tp->version != RTL_VER_01) @@ -9269,7 +9374,7 @@ static void rtl8152_unload(struct r8152 *tp) static void rtl8153_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153_power_cut_en(tp, false); @@ -9277,7 +9382,7 @@ static void rtl8153_unload(struct r8152 *tp) static void rtl8153b_unload(struct r8152 *tp) { - if (test_bit(RTL8152_UNPLUG, &tp->flags)) + if (test_bit(RTL8152_INACCESSIBLE, &tp->flags)) return; r8153b_power_cut_en(tp, false); @@ -9487,16 +9592,29 @@ static u8 __rtl_get_hw_ver(struct usb_device *udev) __le32 *tmp; u8 version; int ret; + int i; tmp = kmalloc(sizeof(*tmp), GFP_KERNEL); if (!tmp) return 0; - ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, - PLA_TCR0, MCU_TYPE_PLA, tmp, sizeof(*tmp), 500); - if (ret > 0) - ocp_data = (__le32_to_cpu(*tmp) >> 16) & VERSION_MASK; + /* Retry up to 3 times in case there is a transitory error. We do this + * since retrying a read of the version is always safe and this + * function doesn't take advantage of r8152_control_msg(). + */ + for (i = 0; i < 3; i++) { + ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), + RTL8152_REQ_GET_REGS, RTL8152_REQT_READ, + PLA_TCR0, MCU_TYPE_PLA, tmp, sizeof(*tmp), + USB_CTRL_GET_TIMEOUT); + if (ret > 0) { + ocp_data = (__le32_to_cpu(*tmp) >> 16) & VERSION_MASK; + break; + } + } + + if (i != 0 && ret > 0) + dev_warn(&udev->dev, "Needed %d retries to read version\n", i); kfree(tmp); @@ -9595,25 +9713,14 @@ static bool rtl8152_supports_lenovo_macpassthru(struct usb_device *udev) return 0; } -static int rtl8152_probe(struct usb_interface *intf, - const struct usb_device_id *id) +static int rtl8152_probe_once(struct usb_interface *intf, + const struct usb_device_id *id, u8 version) { struct usb_device *udev = interface_to_usbdev(intf); struct r8152 *tp; struct net_device *netdev; - u8 version; int ret; - if (intf->cur_altsetting->desc.bInterfaceClass != USB_CLASS_VENDOR_SPEC) - return -ENODEV; - - if (!rtl_check_vendor_ok(intf)) - return -ENODEV; - - version = rtl8152_get_version(intf); - if (version == RTL_VER_UNKNOWN) - return -ENODEV; - usb_reset_device(udev); netdev = alloc_etherdev(sizeof(struct r8152)); if (!netdev) { @@ -9776,18 +9883,68 @@ static int rtl8152_probe(struct usb_interface *intf, else device_set_wakeup_enable(&udev->dev, false); + /* If we saw a control transfer error while probing then we may + * want to try probe() again. Consider this an error. + */ + if (test_bit(PROBE_SHOULD_RETRY, &tp->flags)) + goto out2; + + set_bit(PROBED_WITH_NO_ERRORS, &tp->flags); netif_info(tp, probe, netdev, "%s\n", DRIVER_VERSION); return 0; +out2: + unregister_netdev(netdev); + out1: tasklet_kill(&tp->tx_tl); + cancel_delayed_work_sync(&tp->hw_phy_work); + if (tp->rtl_ops.unload) + tp->rtl_ops.unload(tp); + rtl8152_release_firmware(tp); usb_set_intfdata(intf, NULL); out: + if (test_bit(PROBE_SHOULD_RETRY, &tp->flags)) + ret = -EAGAIN; + free_netdev(netdev); return ret; } +#define RTL8152_PROBE_TRIES 3 + +static int rtl8152_probe(struct usb_interface *intf, + const struct usb_device_id *id) +{ + u8 version; + int ret; + int i; + + if (intf->cur_altsetting->desc.bInterfaceClass != USB_CLASS_VENDOR_SPEC) + return -ENODEV; + + if (!rtl_check_vendor_ok(intf)) + return -ENODEV; + + version = rtl8152_get_version(intf); + if (version == RTL_VER_UNKNOWN) + return -ENODEV; + + for (i = 0; i < RTL8152_PROBE_TRIES; i++) { + ret = rtl8152_probe_once(intf, id, version); + if (ret != -EAGAIN) + break; + } + if (ret == -EAGAIN) { + dev_err(&intf->dev, + "r8152 failed probe after %d tries; giving up\n", i); + return -ENODEV; + } + + return ret; +} + static void rtl8152_disconnect(struct usb_interface *intf) { struct r8152 *tp = usb_get_intfdata(intf); diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index 563ecd27b93e..a530f20ee257 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -95,7 +95,9 @@ static int __must_check smsc95xx_read_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (ret < 0) { + if (ret < 4) { + ret = ret < 0 ? ret : -ENODATA; + if (ret != -ENODEV) netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", index, ret); @@ -897,7 +899,7 @@ static int smsc95xx_reset(struct usbnet *dev) if (timeout >= 100) { netdev_warn(dev->net, "timeout waiting for completion of Lite Reset\n"); - return ret; + return -ETIMEDOUT; } ret = smsc95xx_set_mac_address(dev); diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index fe7f314d65c9..d67f742fbd4c 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -607,16 +607,16 @@ static void virtnet_rq_unmap(struct receive_queue *rq, void *buf, u32 len) --dma->ref; - if (dma->ref) { - if (dma->need_sync && len) { - offset = buf - (head + sizeof(*dma)); + if (dma->need_sync && len) { + offset = buf - (head + sizeof(*dma)); - virtqueue_dma_sync_single_range_for_cpu(rq->vq, dma->addr, offset, - len, DMA_FROM_DEVICE); - } + virtqueue_dma_sync_single_range_for_cpu(rq->vq, dma->addr, + offset, len, + DMA_FROM_DEVICE); + } + if (dma->ref) return; - } virtqueue_dma_unmap_single_attrs(rq->vq, dma->addr, dma->len, DMA_FROM_DEVICE, DMA_ATTR_SKIP_CPU_SYNC); diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.c b/drivers/net/wwan/iosm/iosm_ipc_imem.c index 635301d677e1..829515a601b3 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem.c +++ b/drivers/net/wwan/iosm/iosm_ipc_imem.c @@ -4,7 +4,6 @@ */ #include <linux/delay.h> -#include <linux/pm_runtime.h> #include "iosm_ipc_chnl_cfg.h" #include "iosm_ipc_devlink.h" @@ -632,11 +631,6 @@ static void ipc_imem_run_state_worker(struct work_struct *instance) /* Complete all memory stores after setting bit */ smp_mb__after_atomic(); - if (ipc_imem->pcie->pci->device == INTEL_CP_DEVICE_7560_ID) { - pm_runtime_mark_last_busy(ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_imem->dev); - } - return; err_ipc_mux_deinit: @@ -1240,7 +1234,6 @@ void ipc_imem_cleanup(struct iosm_imem *ipc_imem) /* forward MDM_NOT_READY to listeners */ ipc_uevent_send(ipc_imem->dev, UEVENT_MDM_NOT_READY); - pm_runtime_get_sync(ipc_imem->dev); hrtimer_cancel(&ipc_imem->td_alloc_timer); hrtimer_cancel(&ipc_imem->tdupdate_timer); @@ -1426,16 +1419,6 @@ struct iosm_imem *ipc_imem_init(struct iosm_pcie *pcie, unsigned int device_id, set_bit(IOSM_DEVLINK_INIT, &ipc_imem->flag); } - - if (!pm_runtime_enabled(ipc_imem->dev)) - pm_runtime_enable(ipc_imem->dev); - - pm_runtime_set_autosuspend_delay(ipc_imem->dev, - IPC_MEM_AUTO_SUSPEND_DELAY_MS); - pm_runtime_use_autosuspend(ipc_imem->dev); - pm_runtime_allow(ipc_imem->dev); - pm_runtime_mark_last_busy(ipc_imem->dev); - return ipc_imem; devlink_channel_fail: ipc_devlink_deinit(ipc_imem->ipc_devlink); diff --git a/drivers/net/wwan/iosm/iosm_ipc_imem.h b/drivers/net/wwan/iosm/iosm_ipc_imem.h index 0144b45e2afb..5664ac507c90 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_imem.h +++ b/drivers/net/wwan/iosm/iosm_ipc_imem.h @@ -103,8 +103,6 @@ struct ipc_chnl_cfg; #define FULLY_FUNCTIONAL 0 #define IOSM_DEVLINK_INIT 1 -#define IPC_MEM_AUTO_SUSPEND_DELAY_MS 5000 - /* List of the supported UL/DL pipes. */ enum ipc_mem_pipes { IPC_MEM_PIPE_0 = 0, diff --git a/drivers/net/wwan/iosm/iosm_ipc_pcie.c b/drivers/net/wwan/iosm/iosm_ipc_pcie.c index 3a259c9abefd..04517bd3325a 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_pcie.c +++ b/drivers/net/wwan/iosm/iosm_ipc_pcie.c @@ -6,7 +6,6 @@ #include <linux/acpi.h> #include <linux/bitfield.h> #include <linux/module.h> -#include <linux/pm_runtime.h> #include <net/rtnetlink.h> #include "iosm_ipc_imem.h" @@ -438,8 +437,7 @@ static int __maybe_unused ipc_pcie_resume_cb(struct device *dev) return 0; } -static DEFINE_RUNTIME_DEV_PM_OPS(iosm_ipc_pm, ipc_pcie_suspend_cb, - ipc_pcie_resume_cb, NULL); +static SIMPLE_DEV_PM_OPS(iosm_ipc_pm, ipc_pcie_suspend_cb, ipc_pcie_resume_cb); static struct pci_driver iosm_ipc_driver = { .name = KBUILD_MODNAME, diff --git a/drivers/net/wwan/iosm/iosm_ipc_port.c b/drivers/net/wwan/iosm/iosm_ipc_port.c index 2ba1ddca3945..5d5b4183e14a 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_port.c +++ b/drivers/net/wwan/iosm/iosm_ipc_port.c @@ -3,8 +3,6 @@ * Copyright (C) 2020-21 Intel Corporation. */ -#include <linux/pm_runtime.h> - #include "iosm_ipc_chnl_cfg.h" #include "iosm_ipc_imem_ops.h" #include "iosm_ipc_port.h" @@ -15,16 +13,12 @@ static int ipc_port_ctrl_start(struct wwan_port *port) struct iosm_cdev *ipc_port = wwan_port_get_drvdata(port); int ret = 0; - pm_runtime_get_sync(ipc_port->ipc_imem->dev); ipc_port->channel = ipc_imem_sys_port_open(ipc_port->ipc_imem, ipc_port->chl_id, IPC_HP_CDEV_OPEN); if (!ipc_port->channel) ret = -EIO; - pm_runtime_mark_last_busy(ipc_port->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_port->ipc_imem->dev); - return ret; } @@ -33,24 +27,15 @@ static void ipc_port_ctrl_stop(struct wwan_port *port) { struct iosm_cdev *ipc_port = wwan_port_get_drvdata(port); - pm_runtime_get_sync(ipc_port->ipc_imem->dev); ipc_imem_sys_port_close(ipc_port->ipc_imem, ipc_port->channel); - pm_runtime_mark_last_busy(ipc_port->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_port->ipc_imem->dev); } /* transfer control data to modem */ static int ipc_port_ctrl_tx(struct wwan_port *port, struct sk_buff *skb) { struct iosm_cdev *ipc_port = wwan_port_get_drvdata(port); - int ret; - pm_runtime_get_sync(ipc_port->ipc_imem->dev); - ret = ipc_imem_sys_cdev_write(ipc_port, skb); - pm_runtime_mark_last_busy(ipc_port->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_port->ipc_imem->dev); - - return ret; + return ipc_imem_sys_cdev_write(ipc_port, skb); } static const struct wwan_port_ops ipc_wwan_ctrl_ops = { diff --git a/drivers/net/wwan/iosm/iosm_ipc_trace.c b/drivers/net/wwan/iosm/iosm_ipc_trace.c index 4368373797b6..eeecfa3d10c5 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_trace.c +++ b/drivers/net/wwan/iosm/iosm_ipc_trace.c @@ -3,9 +3,7 @@ * Copyright (C) 2020-2021 Intel Corporation. */ -#include <linux/pm_runtime.h> #include <linux/wwan.h> - #include "iosm_ipc_trace.h" /* sub buffer size and number of sub buffer */ @@ -99,8 +97,6 @@ static ssize_t ipc_trace_ctrl_file_write(struct file *filp, if (ret) return ret; - pm_runtime_get_sync(ipc_trace->ipc_imem->dev); - mutex_lock(&ipc_trace->trc_mutex); if (val == TRACE_ENABLE && ipc_trace->mode != TRACE_ENABLE) { ipc_trace->channel = ipc_imem_sys_port_open(ipc_trace->ipc_imem, @@ -121,10 +117,6 @@ static ssize_t ipc_trace_ctrl_file_write(struct file *filp, ret = count; unlock: mutex_unlock(&ipc_trace->trc_mutex); - - pm_runtime_mark_last_busy(ipc_trace->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_trace->ipc_imem->dev); - return ret; } diff --git a/drivers/net/wwan/iosm/iosm_ipc_wwan.c b/drivers/net/wwan/iosm/iosm_ipc_wwan.c index 93d17de08786..ff747fc79aaf 100644 --- a/drivers/net/wwan/iosm/iosm_ipc_wwan.c +++ b/drivers/net/wwan/iosm/iosm_ipc_wwan.c @@ -6,7 +6,6 @@ #include <linux/etherdevice.h> #include <linux/if_arp.h> #include <linux/if_link.h> -#include <linux/pm_runtime.h> #include <linux/rtnetlink.h> #include <linux/wwan.h> #include <net/pkt_sched.h> @@ -52,13 +51,11 @@ static int ipc_wwan_link_open(struct net_device *netdev) struct iosm_netdev_priv *priv = wwan_netdev_drvpriv(netdev); struct iosm_wwan *ipc_wwan = priv->ipc_wwan; int if_id = priv->if_id; - int ret = 0; if (if_id < IP_MUX_SESSION_START || if_id >= ARRAY_SIZE(ipc_wwan->sub_netlist)) return -EINVAL; - pm_runtime_get_sync(ipc_wwan->ipc_imem->dev); /* get channel id */ priv->ch_id = ipc_imem_sys_wwan_open(ipc_wwan->ipc_imem, if_id); @@ -66,8 +63,7 @@ static int ipc_wwan_link_open(struct net_device *netdev) dev_err(ipc_wwan->dev, "cannot connect wwan0 & id %d to the IPC mem layer", if_id); - ret = -ENODEV; - goto err_out; + return -ENODEV; } /* enable tx path, DL data may follow */ @@ -76,11 +72,7 @@ static int ipc_wwan_link_open(struct net_device *netdev) dev_dbg(ipc_wwan->dev, "Channel id %d allocated to if_id %d", priv->ch_id, priv->if_id); -err_out: - pm_runtime_mark_last_busy(ipc_wwan->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_wwan->ipc_imem->dev); - - return ret; + return 0; } /* Bring-down the wwan net link */ @@ -90,12 +82,9 @@ static int ipc_wwan_link_stop(struct net_device *netdev) netif_stop_queue(netdev); - pm_runtime_get_sync(priv->ipc_wwan->ipc_imem->dev); ipc_imem_sys_wwan_close(priv->ipc_wwan->ipc_imem, priv->if_id, priv->ch_id); priv->ch_id = -1; - pm_runtime_mark_last_busy(priv->ipc_wwan->ipc_imem->dev); - pm_runtime_put_autosuspend(priv->ipc_wwan->ipc_imem->dev); return 0; } @@ -117,7 +106,6 @@ static netdev_tx_t ipc_wwan_link_transmit(struct sk_buff *skb, if_id >= ARRAY_SIZE(ipc_wwan->sub_netlist)) return -EINVAL; - pm_runtime_get(ipc_wwan->ipc_imem->dev); /* Send the SKB to device for transmission */ ret = ipc_imem_sys_wwan_transmit(ipc_wwan->ipc_imem, if_id, priv->ch_id, skb); @@ -131,14 +119,9 @@ static netdev_tx_t ipc_wwan_link_transmit(struct sk_buff *skb, ret = NETDEV_TX_BUSY; dev_err(ipc_wwan->dev, "unable to push packets"); } else { - pm_runtime_mark_last_busy(ipc_wwan->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_wwan->ipc_imem->dev); goto exit; } - pm_runtime_mark_last_busy(ipc_wwan->ipc_imem->dev); - pm_runtime_put_autosuspend(ipc_wwan->ipc_imem->dev); - return ret; exit: diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index f3f2c07423a6..fc3bb63b9ac3 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -41,8 +41,6 @@ #include <asm/xen/hypercall.h> #include <xen/balloon.h> -#define XENVIF_QUEUE_LENGTH 32 - /* Number of bytes allowed on the internal guest Rx queue. */ #define XENVIF_RX_QUEUE_BYTES (XEN_NETIF_RX_RING_SIZE/2 * PAGE_SIZE) @@ -530,8 +528,6 @@ struct xenvif *xenvif_alloc(struct device *parent, domid_t domid, dev->features = dev->hw_features | NETIF_F_RXCSUM; dev->ethtool_ops = &xenvif_ethtool_ops; - dev->tx_queue_len = XENVIF_QUEUE_LENGTH; - dev->min_mtu = ETH_MIN_MTU; dev->max_mtu = ETH_MAX_MTU - VLAN_ETH_HLEN; diff --git a/drivers/nvme/host/auth.c b/drivers/nvme/host/auth.c index daf5d144a8ea..064592a5d546 100644 --- a/drivers/nvme/host/auth.c +++ b/drivers/nvme/host/auth.c @@ -341,7 +341,7 @@ static int nvme_auth_process_dhchap_success1(struct nvme_ctrl *ctrl, struct nvmf_auth_dhchap_success1_data *data = chap->buf; size_t size = sizeof(*data); - if (chap->ctrl_key) + if (chap->s2) size += chap->hash_len; if (size > CHAP_BUF_SIZE) { @@ -825,7 +825,7 @@ static void nvme_queue_auth_work(struct work_struct *work) goto fail2; } - if (chap->ctrl_key) { + if (chap->s2) { /* DH-HMAC-CHAP Step 5: send success2 */ dev_dbg(ctrl->device, "%s: qid %d send success2\n", __func__, chap->qid); diff --git a/drivers/nvme/host/ioctl.c b/drivers/nvme/host/ioctl.c index d8ff796fd5f2..747c879e8982 100644 --- a/drivers/nvme/host/ioctl.c +++ b/drivers/nvme/host/ioctl.c @@ -108,9 +108,13 @@ static void *nvme_add_user_metadata(struct request *req, void __user *ubuf, if (!buf) goto out; - ret = -EFAULT; - if ((req_op(req) == REQ_OP_DRV_OUT) && copy_from_user(buf, ubuf, len)) - goto out_free_meta; + if (req_op(req) == REQ_OP_DRV_OUT) { + ret = -EFAULT; + if (copy_from_user(buf, ubuf, len)) + goto out_free_meta; + } else { + memset(buf, 0, len); + } bip = bio_integrity_alloc(bio, GFP_KERNEL, 1); if (IS_ERR(bip)) { diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c index 347cb5daebc3..3f0c9ee09a12 100644 --- a/drivers/nvme/host/pci.c +++ b/drivers/nvme/host/pci.c @@ -3329,7 +3329,8 @@ static const struct pci_device_id nvme_id_table[] = { { PCI_VDEVICE(INTEL, 0x0a54), /* Intel P4500/P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | NVME_QUIRK_DEALLOCATE_ZEROES | - NVME_QUIRK_IGNORE_DEV_SUBNQN, }, + NVME_QUIRK_IGNORE_DEV_SUBNQN | + NVME_QUIRK_BOGUS_NID, }, { PCI_VDEVICE(INTEL, 0x0a55), /* Dell Express Flash P4600 */ .driver_data = NVME_QUIRK_STRIPE_SIZE | NVME_QUIRK_DEALLOCATE_ZEROES, }, diff --git a/drivers/nvme/host/rdma.c b/drivers/nvme/host/rdma.c index 337a624a537c..a7fea4cbacd7 100644 --- a/drivers/nvme/host/rdma.c +++ b/drivers/nvme/host/rdma.c @@ -638,6 +638,9 @@ static void __nvme_rdma_stop_queue(struct nvme_rdma_queue *queue) static void nvme_rdma_stop_queue(struct nvme_rdma_queue *queue) { + if (!test_bit(NVME_RDMA_Q_ALLOCATED, &queue->flags)) + return; + mutex_lock(&queue->queue_lock); if (test_and_clear_bit(NVME_RDMA_Q_LIVE, &queue->flags)) __nvme_rdma_stop_queue(queue); diff --git a/drivers/nvme/target/fabrics-cmd-auth.c b/drivers/nvme/target/fabrics-cmd-auth.c index 586458f765f1..1d9854484e2e 100644 --- a/drivers/nvme/target/fabrics-cmd-auth.c +++ b/drivers/nvme/target/fabrics-cmd-auth.c @@ -333,19 +333,21 @@ done: __func__, ctrl->cntlid, req->sq->qid, status, req->error_loc); req->cqe->result.u64 = 0; - nvmet_req_complete(req, status); if (req->sq->dhchap_step != NVME_AUTH_DHCHAP_MESSAGE_SUCCESS2 && req->sq->dhchap_step != NVME_AUTH_DHCHAP_MESSAGE_FAILURE2) { unsigned long auth_expire_secs = ctrl->kato ? ctrl->kato : 120; mod_delayed_work(system_wq, &req->sq->auth_expired_work, auth_expire_secs * HZ); - return; + goto complete; } /* Final states, clear up variables */ nvmet_auth_sq_free(req->sq); if (req->sq->dhchap_step == NVME_AUTH_DHCHAP_MESSAGE_FAILURE2) nvmet_ctrl_fatal_error(ctrl); + +complete: + nvmet_req_complete(req, status); } static int nvmet_auth_challenge(struct nvmet_req *req, void *d, int al) @@ -514,11 +516,12 @@ void nvmet_execute_auth_receive(struct nvmet_req *req) kfree(d); done: req->cqe->result.u64 = 0; - nvmet_req_complete(req, status); + if (req->sq->dhchap_step == NVME_AUTH_DHCHAP_MESSAGE_SUCCESS2) nvmet_auth_sq_free(req->sq); else if (req->sq->dhchap_step == NVME_AUTH_DHCHAP_MESSAGE_FAILURE1) { nvmet_auth_sq_free(req->sq); nvmet_ctrl_fatal_error(ctrl); } + nvmet_req_complete(req, status); } diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index cd92d7ddf5ed..197fc2ecb164 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -372,6 +372,7 @@ static void nvmet_tcp_fatal_error(struct nvmet_tcp_queue *queue) static void nvmet_tcp_socket_error(struct nvmet_tcp_queue *queue, int status) { + queue->rcv_state = NVMET_TCP_RECV_ERR; if (status == -EPIPE || status == -ECONNRESET) kernel_sock_shutdown(queue->sock, SHUT_RDWR); else @@ -910,15 +911,11 @@ static int nvmet_tcp_handle_icreq(struct nvmet_tcp_queue *queue) iov.iov_len = sizeof(*icresp); ret = kernel_sendmsg(queue->sock, &msg, &iov, 1, iov.iov_len); if (ret < 0) - goto free_crypto; + return ret; /* queue removal will cleanup */ queue->state = NVMET_TCP_Q_LIVE; nvmet_prepare_receive_pdu(queue); return 0; -free_crypto: - if (queue->hdr_digest || queue->data_digest) - nvmet_tcp_free_crypto(queue); - return ret; } static void nvmet_tcp_handle_req_failure(struct nvmet_tcp_queue *queue, diff --git a/drivers/perf/riscv_pmu.c b/drivers/perf/riscv_pmu.c index 1f9a35f724f5..0dda70e1ef90 100644 --- a/drivers/perf/riscv_pmu.c +++ b/drivers/perf/riscv_pmu.c @@ -23,7 +23,8 @@ static bool riscv_perf_user_access(struct perf_event *event) return ((event->attr.type == PERF_TYPE_HARDWARE) || (event->attr.type == PERF_TYPE_HW_CACHE) || (event->attr.type == PERF_TYPE_RAW)) && - !!(event->hw.flags & PERF_EVENT_FLAG_USER_READ_CNT); + !!(event->hw.flags & PERF_EVENT_FLAG_USER_READ_CNT) && + (event->hw.idx != -1); } void arch_perf_update_userpage(struct perf_event *event, diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c index 9a51053b1f99..96c7f670c8f0 100644 --- a/drivers/perf/riscv_pmu_sbi.c +++ b/drivers/perf/riscv_pmu_sbi.c @@ -510,16 +510,18 @@ static void pmu_sbi_set_scounteren(void *arg) { struct perf_event *event = (struct perf_event *)arg; - csr_write(CSR_SCOUNTEREN, - csr_read(CSR_SCOUNTEREN) | (1 << pmu_sbi_csr_index(event))); + if (event->hw.idx != -1) + csr_write(CSR_SCOUNTEREN, + csr_read(CSR_SCOUNTEREN) | (1 << pmu_sbi_csr_index(event))); } static void pmu_sbi_reset_scounteren(void *arg) { struct perf_event *event = (struct perf_event *)arg; - csr_write(CSR_SCOUNTEREN, - csr_read(CSR_SCOUNTEREN) & ~(1 << pmu_sbi_csr_index(event))); + if (event->hw.idx != -1) + csr_write(CSR_SCOUNTEREN, + csr_read(CSR_SCOUNTEREN) & ~(1 << pmu_sbi_csr_index(event))); } static void pmu_sbi_ctr_start(struct perf_event *event, u64 ival) @@ -541,7 +543,8 @@ static void pmu_sbi_ctr_start(struct perf_event *event, u64 ival) if ((hwc->flags & PERF_EVENT_FLAG_USER_ACCESS) && (hwc->flags & PERF_EVENT_FLAG_USER_READ_CNT)) - pmu_sbi_set_scounteren((void *)event); + on_each_cpu_mask(mm_cpumask(event->owner->mm), + pmu_sbi_set_scounteren, (void *)event, 1); } static void pmu_sbi_ctr_stop(struct perf_event *event, unsigned long flag) @@ -551,7 +554,8 @@ static void pmu_sbi_ctr_stop(struct perf_event *event, unsigned long flag) if ((hwc->flags & PERF_EVENT_FLAG_USER_ACCESS) && (hwc->flags & PERF_EVENT_FLAG_USER_READ_CNT)) - pmu_sbi_reset_scounteren((void *)event); + on_each_cpu_mask(mm_cpumask(event->owner->mm), + pmu_sbi_reset_scounteren, (void *)event, 1); ret = sbi_ecall(SBI_EXT_PMU, SBI_EXT_PMU_COUNTER_STOP, hwc->idx, 1, flag, 0, 0, 0); if (ret.error && (ret.error != SBI_ERR_ALREADY_STOPPED) && diff --git a/drivers/phy/freescale/phy-fsl-lynx-28g.c b/drivers/phy/freescale/phy-fsl-lynx-28g.c index 4f036c77284e..e2187767ce00 100644 --- a/drivers/phy/freescale/phy-fsl-lynx-28g.c +++ b/drivers/phy/freescale/phy-fsl-lynx-28g.c @@ -127,6 +127,10 @@ struct lynx_28g_lane { struct lynx_28g_priv { void __iomem *base; struct device *dev; + /* Serialize concurrent access to registers shared between lanes, + * like PCCn + */ + spinlock_t pcc_lock; struct lynx_28g_pll pll[LYNX_28G_NUM_PLL]; struct lynx_28g_lane lane[LYNX_28G_NUM_LANE]; @@ -397,6 +401,8 @@ static int lynx_28g_set_mode(struct phy *phy, enum phy_mode mode, int submode) if (powered_up) lynx_28g_power_off(phy); + spin_lock(&priv->pcc_lock); + switch (submode) { case PHY_INTERFACE_MODE_SGMII: case PHY_INTERFACE_MODE_1000BASEX: @@ -413,6 +419,8 @@ static int lynx_28g_set_mode(struct phy *phy, enum phy_mode mode, int submode) lane->interface = submode; out: + spin_unlock(&priv->pcc_lock); + /* Power up the lane if necessary */ if (powered_up) lynx_28g_power_on(phy); @@ -508,11 +516,12 @@ static void lynx_28g_cdr_lock_check(struct work_struct *work) for (i = 0; i < LYNX_28G_NUM_LANE; i++) { lane = &priv->lane[i]; - if (!lane->init) - continue; + mutex_lock(&lane->phy->mutex); - if (!lane->powered_up) + if (!lane->init || !lane->powered_up) { + mutex_unlock(&lane->phy->mutex); continue; + } rrstctl = lynx_28g_lane_read(lane, LNaRRSTCTL); if (!(rrstctl & LYNX_28G_LNaRRSTCTL_CDR_LOCK)) { @@ -521,6 +530,8 @@ static void lynx_28g_cdr_lock_check(struct work_struct *work) rrstctl = lynx_28g_lane_read(lane, LNaRRSTCTL); } while (!(rrstctl & LYNX_28G_LNaRRSTCTL_RST_DONE)); } + + mutex_unlock(&lane->phy->mutex); } queue_delayed_work(system_power_efficient_wq, &priv->cdr_check, msecs_to_jiffies(1000)); @@ -593,6 +604,7 @@ static int lynx_28g_probe(struct platform_device *pdev) dev_set_drvdata(dev, priv); + spin_lock_init(&priv->pcc_lock); INIT_DELAYED_WORK(&priv->cdr_check, lynx_28g_cdr_lock_check); queue_delayed_work(system_power_efficient_wq, &priv->cdr_check, @@ -604,6 +616,14 @@ static int lynx_28g_probe(struct platform_device *pdev) return PTR_ERR_OR_ZERO(provider); } +static void lynx_28g_remove(struct platform_device *pdev) +{ + struct device *dev = &pdev->dev; + struct lynx_28g_priv *priv = dev_get_drvdata(dev); + + cancel_delayed_work_sync(&priv->cdr_check); +} + static const struct of_device_id lynx_28g_of_match_table[] = { { .compatible = "fsl,lynx-28g" }, { }, @@ -612,6 +632,7 @@ MODULE_DEVICE_TABLE(of, lynx_28g_of_match_table); static struct platform_driver lynx_28g_driver = { .probe = lynx_28g_probe, + .remove_new = lynx_28g_remove, .driver = { .name = "lynx-28g", .of_match_table = lynx_28g_of_match_table, diff --git a/drivers/phy/motorola/phy-mapphone-mdm6600.c b/drivers/phy/motorola/phy-mapphone-mdm6600.c index 1d567604b650..376d023a0aa9 100644 --- a/drivers/phy/motorola/phy-mapphone-mdm6600.c +++ b/drivers/phy/motorola/phy-mapphone-mdm6600.c @@ -122,16 +122,10 @@ static int phy_mdm6600_power_on(struct phy *x) { struct phy_mdm6600 *ddata = phy_get_drvdata(x); struct gpio_desc *enable_gpio = ddata->ctrl_gpios[PHY_MDM6600_ENABLE]; - int error; if (!ddata->enabled) return -ENODEV; - error = pinctrl_pm_select_default_state(ddata->dev); - if (error) - dev_warn(ddata->dev, "%s: error with default_state: %i\n", - __func__, error); - gpiod_set_value_cansleep(enable_gpio, 1); /* Allow aggressive PM for USB, it's only needed for n_gsm port */ @@ -160,11 +154,6 @@ static int phy_mdm6600_power_off(struct phy *x) gpiod_set_value_cansleep(enable_gpio, 0); - error = pinctrl_pm_select_sleep_state(ddata->dev); - if (error) - dev_warn(ddata->dev, "%s: error with sleep_state: %i\n", - __func__, error); - return 0; } @@ -456,6 +445,7 @@ static void phy_mdm6600_device_power_off(struct phy_mdm6600 *ddata) { struct gpio_desc *reset_gpio = ddata->ctrl_gpios[PHY_MDM6600_RESET]; + int error; ddata->enabled = false; phy_mdm6600_cmd(ddata, PHY_MDM6600_CMD_BP_SHUTDOWN_REQ); @@ -471,6 +461,17 @@ static void phy_mdm6600_device_power_off(struct phy_mdm6600 *ddata) } else { dev_err(ddata->dev, "Timed out powering down\n"); } + + /* + * Keep reset gpio high with padconf internal pull-up resistor to + * prevent modem from waking up during deeper SoC idle states. The + * gpio bank lines can have glitches if not in the always-on wkup + * domain. + */ + error = pinctrl_pm_select_sleep_state(ddata->dev); + if (error) + dev_warn(ddata->dev, "%s: error with sleep_state: %i\n", + __func__, error); } static void phy_mdm6600_deferred_power_on(struct work_struct *work) @@ -571,12 +572,6 @@ static int phy_mdm6600_probe(struct platform_device *pdev) ddata->dev = &pdev->dev; platform_set_drvdata(pdev, ddata); - /* Active state selected in phy_mdm6600_power_on() */ - error = pinctrl_pm_select_sleep_state(ddata->dev); - if (error) - dev_warn(ddata->dev, "%s: error with sleep_state: %i\n", - __func__, error); - error = phy_mdm6600_init_lines(ddata); if (error) return error; @@ -627,10 +622,12 @@ idle: pm_runtime_put_autosuspend(ddata->dev); cleanup: - if (error < 0) + if (error < 0) { phy_mdm6600_device_power_off(ddata); - pm_runtime_disable(ddata->dev); - pm_runtime_dont_use_autosuspend(ddata->dev); + pm_runtime_disable(ddata->dev); + pm_runtime_dont_use_autosuspend(ddata->dev); + } + return error; } @@ -639,6 +636,7 @@ static void phy_mdm6600_remove(struct platform_device *pdev) struct phy_mdm6600 *ddata = platform_get_drvdata(pdev); struct gpio_desc *reset_gpio = ddata->ctrl_gpios[PHY_MDM6600_RESET]; + pm_runtime_get_noresume(ddata->dev); pm_runtime_dont_use_autosuspend(ddata->dev); pm_runtime_put_sync(ddata->dev); pm_runtime_disable(ddata->dev); diff --git a/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c b/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c index 8814f4322adf..3642a5d4f2f3 100644 --- a/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c +++ b/drivers/phy/qualcomm/phy-qcom-apq8064-sata.c @@ -152,7 +152,7 @@ static int qcom_apq8064_sata_phy_init(struct phy *generic_phy) return ret; } - /* SATA phy calibrated succesfully, power up to functional mode */ + /* SATA phy calibrated successfully, power up to functional mode */ writel_relaxed(0x3E, base + SATA_PHY_POW_DWN_CTRL1); writel_relaxed(0x01, base + SATA_PHY_RX_IMCAL0); writel_relaxed(0x01, base + SATA_PHY_TX_IMCAL0); diff --git a/drivers/phy/qualcomm/phy-qcom-m31.c b/drivers/phy/qualcomm/phy-qcom-m31.c index ed08072ca032..5cb7e79b99b3 100644 --- a/drivers/phy/qualcomm/phy-qcom-m31.c +++ b/drivers/phy/qualcomm/phy-qcom-m31.c @@ -82,7 +82,7 @@ struct m31_priv_data { unsigned int nregs; }; -struct m31_phy_regs m31_ipq5332_regs[] = { +static struct m31_phy_regs m31_ipq5332_regs[] = { { USB_PHY_CFG0, UTMI_PHY_OVERRIDE_EN, @@ -172,8 +172,7 @@ static int m31usb_phy_init(struct phy *phy) ret = clk_prepare_enable(qphy->clk); if (ret) { - if (qphy->vreg) - regulator_disable(qphy->vreg); + regulator_disable(qphy->vreg); dev_err(&phy->dev, "failed to enable cfg ahb clock, %d\n", ret); return ret; } @@ -256,7 +255,7 @@ static int m31usb_phy_probe(struct platform_device *pdev) qphy->vreg = devm_regulator_get(dev, "vdda-phy"); if (IS_ERR(qphy->vreg)) - return dev_err_probe(dev, PTR_ERR(qphy->phy), + return dev_err_probe(dev, PTR_ERR(qphy->vreg), "failed to get vreg\n"); phy_set_drvdata(qphy->phy, qphy); diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c index cbb28afce135..5e6fc8103e9d 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-combo.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-combo.c @@ -859,10 +859,10 @@ static const struct qmp_phy_init_tbl sm8550_usb3_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_PCS_TX_RX_CONFIG, 0x0c), QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_EQ_CONFIG1, 0x4b), QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_EQ_CONFIG5, 0x10), - QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_USB3_POWER_STATE_CONFIG1, 0x68), }; static const struct qmp_phy_init_tbl sm8550_usb3_pcs_usb_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_USB3_POWER_STATE_CONFIG1, 0x68), QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), QMP_PHY_INIT_CFG(QPHY_USB_V6_PCS_USB3_RCVR_DTCT_DLY_U3_L, 0x40), @@ -2555,6 +2555,7 @@ static int qmp_combo_usb_power_on(struct phy *phy) void __iomem *tx2 = qmp->tx2; void __iomem *rx2 = qmp->rx2; void __iomem *pcs = qmp->pcs; + void __iomem *pcs_usb = qmp->pcs_usb; void __iomem *status; unsigned int val; int ret; @@ -2576,6 +2577,9 @@ static int qmp_combo_usb_power_on(struct phy *phy) qmp_combo_configure(pcs, cfg->pcs_tbl, cfg->pcs_tbl_num); + if (pcs_usb) + qmp_combo_configure(pcs_usb, cfg->pcs_usb_tbl, cfg->pcs_usb_tbl_num); + if (cfg->has_pwrdn_delay) usleep_range(10, 20); diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v6.h b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v6.h index 9510e63ba9d8..c38530d6776b 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v6.h +++ b/drivers/phy/qualcomm/phy-qcom-qmp-pcs-usb-v6.h @@ -12,7 +12,7 @@ #define QPHY_USB_V6_PCS_LOCK_DETECT_CONFIG3 0xcc #define QPHY_USB_V6_PCS_LOCK_DETECT_CONFIG6 0xd8 #define QPHY_USB_V6_PCS_REFGEN_REQ_CONFIG1 0xdc -#define QPHY_USB_V6_PCS_USB3_POWER_STATE_CONFIG1 0x90 +#define QPHY_USB_V6_PCS_POWER_STATE_CONFIG1 0x90 #define QPHY_USB_V6_PCS_RX_SIGDET_LVL 0x188 #define QPHY_USB_V6_PCS_RCVR_DTCT_DLY_P1U2_L 0x190 #define QPHY_USB_V6_PCS_RCVR_DTCT_DLY_P1U2_H 0x194 @@ -23,6 +23,7 @@ #define QPHY_USB_V6_PCS_EQ_CONFIG1 0x1dc #define QPHY_USB_V6_PCS_EQ_CONFIG5 0x1ec +#define QPHY_USB_V6_PCS_USB3_POWER_STATE_CONFIG1 0x00 #define QPHY_USB_V6_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL 0x18 #define QPHY_USB_V6_PCS_USB3_RXEQTRAINING_DFE_TIME_S2 0x3c #define QPHY_USB_V6_PCS_USB3_RCVR_DTCT_DLY_U3_L 0x40 diff --git a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c index 0130bb8e809a..c69577601ae0 100644 --- a/drivers/phy/qualcomm/phy-qcom-qmp-usb.c +++ b/drivers/phy/qualcomm/phy-qcom-qmp-usb.c @@ -1112,8 +1112,6 @@ static const struct qmp_phy_init_tbl sc8280xp_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03), QMP_PHY_INIT_CFG(QPHY_V5_PCS_RX_SIGDET_LVL, 0xaa), QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCS_TX_RX_CONFIG, 0x0c), - QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), - QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), QMP_PHY_INIT_CFG(QPHY_V5_PCS_CDR_RESET_TIME, 0x0a), QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG1, 0x88), QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG2, 0x13), @@ -1122,6 +1120,11 @@ static const struct qmp_phy_init_tbl sc8280xp_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x21), }; +static const struct qmp_phy_init_tbl sc8280xp_usb3_uniphy_pcs_usb_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), +}; + static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG1, 0xc4), QMP_PHY_INIT_CFG(QPHY_V5_PCS_LOCK_DETECT_CONFIG2, 0x89), @@ -1131,9 +1134,6 @@ static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_RCVR_DTCT_DLY_P1U2_H, 0x03), QMP_PHY_INIT_CFG(QPHY_V5_PCS_RX_SIGDET_LVL, 0xaa), QMP_PHY_INIT_CFG(QPHY_V5_PCS_PCS_TX_RX_CONFIG, 0x0c), - QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), - QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), - QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_POWER_STATE_CONFIG1, 0x6f), QMP_PHY_INIT_CFG(QPHY_V5_PCS_CDR_RESET_TIME, 0x0a), QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG1, 0x88), QMP_PHY_INIT_CFG(QPHY_V5_PCS_ALIGN_DETECT_CONFIG2, 0x13), @@ -1142,6 +1142,12 @@ static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_tbl[] = { QMP_PHY_INIT_CFG(QPHY_V5_PCS_REFGEN_REQ_CONFIG1, 0x21), }; +static const struct qmp_phy_init_tbl sa8775p_usb3_uniphy_pcs_usb_tbl[] = { + QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_RXEQTRAINING_DFE_TIME_S2, 0x07), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_LFPS_DET_HIGH_COUNT_VAL, 0xf8), + QMP_PHY_INIT_CFG(QPHY_V5_PCS_USB3_POWER_STATE_CONFIG1, 0x6f), +}; + struct qmp_usb_offsets { u16 serdes; u16 pcs; @@ -1383,6 +1389,8 @@ static const struct qmp_phy_cfg sa8775p_usb3_uniphy_cfg = { .rx_tbl_num = ARRAY_SIZE(sc8280xp_usb3_uniphy_rx_tbl), .pcs_tbl = sa8775p_usb3_uniphy_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(sa8775p_usb3_uniphy_pcs_tbl), + .pcs_usb_tbl = sa8775p_usb3_uniphy_pcs_usb_tbl, + .pcs_usb_tbl_num = ARRAY_SIZE(sa8775p_usb3_uniphy_pcs_usb_tbl), .clk_list = qmp_v4_phy_clk_l, .num_clks = ARRAY_SIZE(qmp_v4_phy_clk_l), .reset_list = qcm2290_usb3phy_reset_l, @@ -1405,6 +1413,8 @@ static const struct qmp_phy_cfg sc8280xp_usb3_uniphy_cfg = { .rx_tbl_num = ARRAY_SIZE(sc8280xp_usb3_uniphy_rx_tbl), .pcs_tbl = sc8280xp_usb3_uniphy_pcs_tbl, .pcs_tbl_num = ARRAY_SIZE(sc8280xp_usb3_uniphy_pcs_tbl), + .pcs_usb_tbl = sc8280xp_usb3_uniphy_pcs_usb_tbl, + .pcs_usb_tbl_num = ARRAY_SIZE(sc8280xp_usb3_uniphy_pcs_usb_tbl), .clk_list = qmp_v4_phy_clk_l, .num_clks = ARRAY_SIZE(qmp_v4_phy_clk_l), .reset_list = qcm2290_usb3phy_reset_l, @@ -1703,6 +1713,7 @@ static int qmp_usb_power_on(struct phy *phy) void __iomem *tx = qmp->tx; void __iomem *rx = qmp->rx; void __iomem *pcs = qmp->pcs; + void __iomem *pcs_usb = qmp->pcs_usb; void __iomem *status; unsigned int val; int ret; @@ -1726,6 +1737,9 @@ static int qmp_usb_power_on(struct phy *phy) qmp_usb_configure(pcs, cfg->pcs_tbl, cfg->pcs_tbl_num); + if (pcs_usb) + qmp_usb_configure(pcs_usb, cfg->pcs_usb_tbl, cfg->pcs_usb_tbl_num); + if (cfg->has_pwrdn_delay) usleep_range(10, 20); diff --git a/drivers/phy/realtek/Kconfig b/drivers/phy/realtek/Kconfig index 650e20ed69af..75ac7e7c31ae 100644 --- a/drivers/phy/realtek/Kconfig +++ b/drivers/phy/realtek/Kconfig @@ -2,6 +2,9 @@ # # Phy drivers for Realtek platforms # + +if ARCH_REALTEK || COMPILE_TEST + config PHY_RTK_RTD_USB2PHY tristate "Realtek RTD USB2 PHY Transceiver Driver" depends on USB_SUPPORT @@ -25,3 +28,5 @@ config PHY_RTK_RTD_USB3PHY The DHC (digital home center) RTD series SoCs used the Synopsys DWC3 USB IP. This driver will do the PHY initialization of the parameters. + +endif # ARCH_REALTEK || COMPILE_TEST diff --git a/drivers/phy/realtek/phy-rtk-usb2.c b/drivers/phy/realtek/phy-rtk-usb2.c index 5e7ee060b404..aedc78bd37f7 100644 --- a/drivers/phy/realtek/phy-rtk-usb2.c +++ b/drivers/phy/realtek/phy-rtk-usb2.c @@ -853,17 +853,11 @@ static inline void create_debug_files(struct rtk_phy *rtk_phy) rtk_phy->debug_dir = debugfs_create_dir(dev_name(rtk_phy->dev), phy_debug_root); - if (!rtk_phy->debug_dir) - return; - if (!debugfs_create_file("parameter", 0444, rtk_phy->debug_dir, rtk_phy, - &rtk_usb2_parameter_fops)) - goto file_error; + debugfs_create_file("parameter", 0444, rtk_phy->debug_dir, rtk_phy, + &rtk_usb2_parameter_fops); return; - -file_error: - debugfs_remove_recursive(rtk_phy->debug_dir); } static inline void remove_debug_files(struct rtk_phy *rtk_phy) diff --git a/drivers/phy/realtek/phy-rtk-usb3.c b/drivers/phy/realtek/phy-rtk-usb3.c index 7881f908aade..dfb3122f3f11 100644 --- a/drivers/phy/realtek/phy-rtk-usb3.c +++ b/drivers/phy/realtek/phy-rtk-usb3.c @@ -416,17 +416,11 @@ static inline void create_debug_files(struct rtk_phy *rtk_phy) return; rtk_phy->debug_dir = debugfs_create_dir(dev_name(rtk_phy->dev), phy_debug_root); - if (!rtk_phy->debug_dir) - return; - if (!debugfs_create_file("parameter", 0444, rtk_phy->debug_dir, rtk_phy, - &rtk_usb3_parameter_fops)) - goto file_error; + debugfs_create_file("parameter", 0444, rtk_phy->debug_dir, rtk_phy, + &rtk_usb3_parameter_fops); return; - -file_error: - debugfs_remove_recursive(rtk_phy->debug_dir); } static inline void remove_debug_files(struct rtk_phy *rtk_phy) diff --git a/drivers/pinctrl/nuvoton/pinctrl-wpcm450.c b/drivers/pinctrl/nuvoton/pinctrl-wpcm450.c index 2d1c1652cfd9..8a9961ac8712 100644 --- a/drivers/pinctrl/nuvoton/pinctrl-wpcm450.c +++ b/drivers/pinctrl/nuvoton/pinctrl-wpcm450.c @@ -1062,13 +1062,13 @@ static int wpcm450_gpio_register(struct platform_device *pdev, if (ret < 0) return ret; - gpio = &pctrl->gpio_bank[reg]; - gpio->pctrl = pctrl; - if (reg >= WPCM450_NUM_BANKS) return dev_err_probe(dev, -EINVAL, "GPIO index %d out of range!\n", reg); + gpio = &pctrl->gpio_bank[reg]; + gpio->pctrl = pctrl; + bank = &wpcm450_banks[reg]; gpio->bank = bank; diff --git a/drivers/pinctrl/pinctrl-lantiq.h b/drivers/pinctrl/pinctrl-lantiq.h index efb25fc34f14..1ac49ae638de 100644 --- a/drivers/pinctrl/pinctrl-lantiq.h +++ b/drivers/pinctrl/pinctrl-lantiq.h @@ -198,5 +198,4 @@ enum ltq_pin { extern int ltq_pinctrl_register(struct platform_device *pdev, struct ltq_pinmux_info *info); -extern int ltq_pinctrl_unregister(struct platform_device *pdev); #endif /* __PINCTRL_LANTIQ_H */ diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c index e5a418026ba3..0b2839d27fd6 100644 --- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c +++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c @@ -32,7 +32,8 @@ struct lpi_pinctrl { char __iomem *tlmm_base; char __iomem *slew_base; struct clk_bulk_data clks[MAX_LPI_NUM_CLKS]; - struct mutex slew_access_lock; + /* Protects from concurrent register updates */ + struct mutex lock; DECLARE_BITMAP(ever_gpio, MAX_NR_GPIO); const struct lpi_pinctrl_variant_data *data; }; @@ -103,6 +104,7 @@ static int lpi_gpio_set_mux(struct pinctrl_dev *pctldev, unsigned int function, if (WARN_ON(i == g->nfuncs)) return -EINVAL; + mutex_lock(&pctrl->lock); val = lpi_gpio_read(pctrl, pin, LPI_GPIO_CFG_REG); /* @@ -128,6 +130,7 @@ static int lpi_gpio_set_mux(struct pinctrl_dev *pctldev, unsigned int function, u32p_replace_bits(&val, i, LPI_GPIO_FUNCTION_MASK); lpi_gpio_write(pctrl, pin, LPI_GPIO_CFG_REG, val); + mutex_unlock(&pctrl->lock); return 0; } @@ -233,14 +236,14 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group, if (slew_offset == LPI_NO_SLEW) break; - mutex_lock(&pctrl->slew_access_lock); + mutex_lock(&pctrl->lock); sval = ioread32(pctrl->slew_base + LPI_SLEW_RATE_CTL_REG); sval &= ~(LPI_SLEW_RATE_MASK << slew_offset); sval |= arg << slew_offset; iowrite32(sval, pctrl->slew_base + LPI_SLEW_RATE_CTL_REG); - mutex_unlock(&pctrl->slew_access_lock); + mutex_unlock(&pctrl->lock); break; default: return -EINVAL; @@ -256,6 +259,7 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group, lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val); } + mutex_lock(&pctrl->lock); val = lpi_gpio_read(pctrl, group, LPI_GPIO_CFG_REG); u32p_replace_bits(&val, pullup, LPI_GPIO_PULL_MASK); @@ -264,6 +268,7 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group, u32p_replace_bits(&val, output_enabled, LPI_GPIO_OE_MASK); lpi_gpio_write(pctrl, group, LPI_GPIO_CFG_REG, val); + mutex_unlock(&pctrl->lock); return 0; } @@ -461,7 +466,7 @@ int lpi_pinctrl_probe(struct platform_device *pdev) pctrl->chip.label = dev_name(dev); pctrl->chip.can_sleep = false; - mutex_init(&pctrl->slew_access_lock); + mutex_init(&pctrl->lock); pctrl->ctrl = devm_pinctrl_register(dev, &pctrl->desc, pctrl); if (IS_ERR(pctrl->ctrl)) { @@ -483,7 +488,7 @@ int lpi_pinctrl_probe(struct platform_device *pdev) return 0; err_pinctrl: - mutex_destroy(&pctrl->slew_access_lock); + mutex_destroy(&pctrl->lock); clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks); return ret; @@ -495,7 +500,7 @@ int lpi_pinctrl_remove(struct platform_device *pdev) struct lpi_pinctrl *pctrl = platform_get_drvdata(pdev); int i; - mutex_destroy(&pctrl->slew_access_lock); + mutex_destroy(&pctrl->lock); clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks); for (i = 0; i < pctrl->data->npins; i++) diff --git a/drivers/pinctrl/renesas/Kconfig b/drivers/pinctrl/renesas/Kconfig index 77730dc548ed..c8d519ca53eb 100644 --- a/drivers/pinctrl/renesas/Kconfig +++ b/drivers/pinctrl/renesas/Kconfig @@ -235,6 +235,7 @@ config PINCTRL_RZN1 depends on OF depends on ARCH_RZN1 || COMPILE_TEST select GENERIC_PINCONF + select PINMUX help This selects pinctrl driver for Renesas RZ/N1 devices. diff --git a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-aon.c b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-aon.c index 4bfe3aa57f8a..cf42e204cbf0 100644 --- a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-aon.c +++ b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-aon.c @@ -31,6 +31,8 @@ #define JH7110_AON_NGPIO 4 #define JH7110_AON_GC_BASE 64 +#define JH7110_AON_REGS_NUM 37 + /* registers */ #define JH7110_AON_DOEN 0x0 #define JH7110_AON_DOUT 0x4 @@ -145,6 +147,7 @@ static const struct jh7110_pinctrl_soc_info jh7110_aon_pinctrl_info = { .gpi_mask = GENMASK(3, 0), .gpioin_reg_base = JH7110_AON_GPIOIN, .irq_reg = &jh7110_aon_irq_reg, + .nsaved_regs = JH7110_AON_REGS_NUM, .jh7110_set_one_pin_mux = jh7110_aon_set_one_pin_mux, .jh7110_get_padcfg_base = jh7110_aon_get_padcfg_base, .jh7110_gpio_irq_handler = jh7110_aon_irq_handler, @@ -165,6 +168,7 @@ static struct platform_driver jh7110_aon_pinctrl_driver = { .driver = { .name = "starfive-jh7110-aon-pinctrl", .of_match_table = jh7110_aon_pinctrl_of_match, + .pm = pm_sleep_ptr(&jh7110_pinctrl_pm_ops), }, }; module_platform_driver(jh7110_aon_pinctrl_driver); diff --git a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-sys.c b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-sys.c index 20c85db1cd3a..03c2ad808d61 100644 --- a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-sys.c +++ b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110-sys.c @@ -31,6 +31,8 @@ #define JH7110_SYS_NGPIO 64 #define JH7110_SYS_GC_BASE 0 +#define JH7110_SYS_REGS_NUM 174 + /* registers */ #define JH7110_SYS_DOEN 0x000 #define JH7110_SYS_DOUT 0x040 @@ -417,6 +419,7 @@ static const struct jh7110_pinctrl_soc_info jh7110_sys_pinctrl_info = { .gpi_mask = GENMASK(6, 0), .gpioin_reg_base = JH7110_SYS_GPIOIN, .irq_reg = &jh7110_sys_irq_reg, + .nsaved_regs = JH7110_SYS_REGS_NUM, .jh7110_set_one_pin_mux = jh7110_sys_set_one_pin_mux, .jh7110_get_padcfg_base = jh7110_sys_get_padcfg_base, .jh7110_gpio_irq_handler = jh7110_sys_irq_handler, @@ -437,6 +440,7 @@ static struct platform_driver jh7110_sys_pinctrl_driver = { .driver = { .name = "starfive-jh7110-sys-pinctrl", .of_match_table = jh7110_sys_pinctrl_of_match, + .pm = pm_sleep_ptr(&jh7110_pinctrl_pm_ops), }, }; module_platform_driver(jh7110_sys_pinctrl_driver); diff --git a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.c b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.c index b9081805c8f6..640f827a9b2c 100644 --- a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.c +++ b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.c @@ -872,6 +872,13 @@ int jh7110_pinctrl_probe(struct platform_device *pdev) if (!sfp) return -ENOMEM; +#if IS_ENABLED(CONFIG_PM_SLEEP) + sfp->saved_regs = devm_kcalloc(dev, info->nsaved_regs, + sizeof(*sfp->saved_regs), GFP_KERNEL); + if (!sfp->saved_regs) + return -ENOMEM; +#endif + sfp->base = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(sfp->base)) return PTR_ERR(sfp->base); @@ -967,14 +974,45 @@ int jh7110_pinctrl_probe(struct platform_device *pdev) if (ret) return dev_err_probe(dev, ret, "could not register gpiochip\n"); - irq_domain_set_pm_device(sfp->gc.irq.domain, dev); - dev_info(dev, "StarFive GPIO chip registered %d GPIOs\n", sfp->gc.ngpio); return pinctrl_enable(sfp->pctl); } EXPORT_SYMBOL_GPL(jh7110_pinctrl_probe); +static int jh7110_pinctrl_suspend(struct device *dev) +{ + struct jh7110_pinctrl *sfp = dev_get_drvdata(dev); + unsigned long flags; + unsigned int i; + + raw_spin_lock_irqsave(&sfp->lock, flags); + for (i = 0 ; i < sfp->info->nsaved_regs ; i++) + sfp->saved_regs[i] = readl_relaxed(sfp->base + 4 * i); + + raw_spin_unlock_irqrestore(&sfp->lock, flags); + return 0; +} + +static int jh7110_pinctrl_resume(struct device *dev) +{ + struct jh7110_pinctrl *sfp = dev_get_drvdata(dev); + unsigned long flags; + unsigned int i; + + raw_spin_lock_irqsave(&sfp->lock, flags); + for (i = 0 ; i < sfp->info->nsaved_regs ; i++) + writel_relaxed(sfp->saved_regs[i], sfp->base + 4 * i); + + raw_spin_unlock_irqrestore(&sfp->lock, flags); + return 0; +} + +const struct dev_pm_ops jh7110_pinctrl_pm_ops = { + LATE_SYSTEM_SLEEP_PM_OPS(jh7110_pinctrl_suspend, jh7110_pinctrl_resume) +}; +EXPORT_SYMBOL_GPL(jh7110_pinctrl_pm_ops); + MODULE_DESCRIPTION("Pinctrl driver for the StarFive JH7110 SoC"); MODULE_AUTHOR("Emil Renner Berthing <kernel@esmil.dk>"); MODULE_AUTHOR("Jianlong Huang <jianlong.huang@starfivetech.com>"); diff --git a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.h b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.h index 3f20b7ff96dd..a33d0d4e1382 100644 --- a/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.h +++ b/drivers/pinctrl/starfive/pinctrl-starfive-jh7110.h @@ -21,6 +21,7 @@ struct jh7110_pinctrl { /* register read/write mutex */ struct mutex mutex; const struct jh7110_pinctrl_soc_info *info; + u32 *saved_regs; }; struct jh7110_gpio_irq_reg { @@ -50,6 +51,8 @@ struct jh7110_pinctrl_soc_info { const struct jh7110_gpio_irq_reg *irq_reg; + unsigned int nsaved_regs; + /* generic pinmux */ int (*jh7110_set_one_pin_mux)(struct jh7110_pinctrl *sfp, unsigned int pin, @@ -66,5 +69,6 @@ void jh7110_set_gpiomux(struct jh7110_pinctrl *sfp, unsigned int pin, unsigned int din, u32 dout, u32 doen); int jh7110_pinctrl_probe(struct platform_device *pdev); struct jh7110_pinctrl *jh7110_from_irq_desc(struct irq_desc *desc); +extern const struct dev_pm_ops jh7110_pinctrl_pm_ops; #endif /* __PINCTRL_STARFIVE_JH7110_H__ */ diff --git a/drivers/pinctrl/tegra/pinctrl-tegra.c b/drivers/pinctrl/tegra/pinctrl-tegra.c index cfeda5b3e048..734c71ef005b 100644 --- a/drivers/pinctrl/tegra/pinctrl-tegra.c +++ b/drivers/pinctrl/tegra/pinctrl-tegra.c @@ -96,7 +96,6 @@ static const struct cfg_param { {"nvidia,slew-rate-falling", TEGRA_PINCONF_PARAM_SLEW_RATE_FALLING}, {"nvidia,slew-rate-rising", TEGRA_PINCONF_PARAM_SLEW_RATE_RISING}, {"nvidia,drive-type", TEGRA_PINCONF_PARAM_DRIVE_TYPE}, - {"nvidia,function", TEGRA_PINCONF_PARAM_FUNCTION}, }; static int tegra_pinctrl_dt_subnode_to_map(struct pinctrl_dev *pctldev, @@ -471,12 +470,6 @@ static int tegra_pinconf_reg(struct tegra_pmx *pmx, *bit = g->drvtype_bit; *width = 2; break; - case TEGRA_PINCONF_PARAM_FUNCTION: - *bank = g->mux_bank; - *reg = g->mux_reg; - *bit = g->mux_bit; - *width = 2; - break; default: dev_err(pmx->dev, "Invalid config param %04x\n", param); return -ENOTSUPP; @@ -640,16 +633,8 @@ static void tegra_pinconf_group_dbg_show(struct pinctrl_dev *pctldev, val >>= bit; val &= (1 << width) - 1; - if (cfg_params[i].param == TEGRA_PINCONF_PARAM_FUNCTION) { - u8 idx = pmx->soc->groups[group].funcs[val]; - - seq_printf(s, "\n\t%s=%s", - strip_prefix(cfg_params[i].property), - pmx->functions[idx].name); - } else { - seq_printf(s, "\n\t%s=%u", - strip_prefix(cfg_params[i].property), val); - } + seq_printf(s, "\n\t%s=%u", + strip_prefix(cfg_params[i].property), val); } } diff --git a/drivers/pinctrl/tegra/pinctrl-tegra.h b/drivers/pinctrl/tegra/pinctrl-tegra.h index e728efeaa4de..b3289bdf727d 100644 --- a/drivers/pinctrl/tegra/pinctrl-tegra.h +++ b/drivers/pinctrl/tegra/pinctrl-tegra.h @@ -54,8 +54,6 @@ enum tegra_pinconf_param { TEGRA_PINCONF_PARAM_SLEW_RATE_RISING, /* argument: Integer, range is HW-dependant */ TEGRA_PINCONF_PARAM_DRIVE_TYPE, - /* argument: pinmux settings */ - TEGRA_PINCONF_PARAM_FUNCTION, }; enum tegra_pinconf_pull { diff --git a/drivers/platform/mellanox/mlxbf-tmfifo.c b/drivers/platform/mellanox/mlxbf-tmfifo.c index fd38d8c8371e..ab7d7a1235b8 100644 --- a/drivers/platform/mellanox/mlxbf-tmfifo.c +++ b/drivers/platform/mellanox/mlxbf-tmfifo.c @@ -609,24 +609,25 @@ static void mlxbf_tmfifo_rxtx_word(struct mlxbf_tmfifo_vring *vring, if (vring->cur_len + sizeof(u64) <= len) { /* The whole word. */ - if (!IS_VRING_DROP(vring)) { - if (is_rx) + if (is_rx) { + if (!IS_VRING_DROP(vring)) memcpy(addr + vring->cur_len, &data, sizeof(u64)); - else - memcpy(&data, addr + vring->cur_len, - sizeof(u64)); + } else { + memcpy(&data, addr + vring->cur_len, + sizeof(u64)); } vring->cur_len += sizeof(u64); } else { /* Leftover bytes. */ - if (!IS_VRING_DROP(vring)) { - if (is_rx) + if (is_rx) { + if (!IS_VRING_DROP(vring)) memcpy(addr + vring->cur_len, &data, len - vring->cur_len); - else - memcpy(&data, addr + vring->cur_len, - len - vring->cur_len); + } else { + data = 0; + memcpy(&data, addr + vring->cur_len, + len - vring->cur_len); } vring->cur_len = len; } diff --git a/drivers/platform/surface/surface_platform_profile.c b/drivers/platform/surface/surface_platform_profile.c index f433a13c3689..a5a3941b3f43 100644 --- a/drivers/platform/surface/surface_platform_profile.c +++ b/drivers/platform/surface/surface_platform_profile.c @@ -159,8 +159,7 @@ static int surface_platform_profile_probe(struct ssam_device *sdev) set_bit(PLATFORM_PROFILE_BALANCED_PERFORMANCE, tpd->handler.choices); set_bit(PLATFORM_PROFILE_PERFORMANCE, tpd->handler.choices); - platform_profile_register(&tpd->handler); - return 0; + return platform_profile_register(&tpd->handler); } static void surface_platform_profile_remove(struct ssam_device *sdev) diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c index ad702463a65d..6bbffb081053 100644 --- a/drivers/platform/x86/amd/pmc/pmc-quirks.c +++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c @@ -111,6 +111,79 @@ static const struct dmi_system_id fwbug_list[] = { DMI_MATCH(DMI_PRODUCT_NAME, "21A1"), } }, + /* https://bugzilla.kernel.org/show_bug.cgi?id=218024 */ + { + .ident = "V14 G4 AMN", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82YT"), + } + }, + { + .ident = "V14 G4 AMN", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83GE"), + } + }, + { + .ident = "V15 G4 AMN", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82YU"), + } + }, + { + .ident = "V15 G4 AMN", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "83CQ"), + } + }, + { + .ident = "IdeaPad 1 14AMN7", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82VF"), + } + }, + { + .ident = "IdeaPad 1 15AMN7", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82VG"), + } + }, + { + .ident = "IdeaPad 1 15AMN7", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82X5"), + } + }, + { + .ident = "IdeaPad Slim 3 14AMN8", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82XN"), + } + }, + { + .ident = "IdeaPad Slim 3 15AMN8", + .driver_data = &quirk_s2idle_bug, + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"), + DMI_MATCH(DMI_PRODUCT_NAME, "82XQ"), + } + }, /* https://gitlab.freedesktop.org/drm/amd/-/issues/2684 */ { .ident = "HP Laptop 15s-eq2xxx", diff --git a/drivers/platform/x86/apple-gmux.c b/drivers/platform/x86/apple-gmux.c index cadbb557a108..1417e230edbd 100644 --- a/drivers/platform/x86/apple-gmux.c +++ b/drivers/platform/x86/apple-gmux.c @@ -105,6 +105,8 @@ struct apple_gmux_config { #define GMUX_BRIGHTNESS_MASK 0x00ffffff #define GMUX_MAX_BRIGHTNESS GMUX_BRIGHTNESS_MASK +# define MMIO_GMUX_MAX_BRIGHTNESS 0xffff + static u8 gmux_pio_read8(struct apple_gmux_data *gmux_data, int port) { return inb(gmux_data->iostart + port); @@ -857,7 +859,17 @@ get_version: memset(&props, 0, sizeof(props)); props.type = BACKLIGHT_PLATFORM; - props.max_brightness = gmux_read32(gmux_data, GMUX_PORT_MAX_BRIGHTNESS); + + /* + * All MMIO gmux's have 0xffff as max brightness, but some iMacs incorrectly + * report 0x03ff, despite the firmware being happy to set 0xffff as the brightness + * at boot. Force 0xffff for all MMIO gmux's so they all have the correct brightness + * range. + */ + if (type == APPLE_GMUX_TYPE_MMIO) + props.max_brightness = MMIO_GMUX_MAX_BRIGHTNESS; + else + props.max_brightness = gmux_read32(gmux_data, GMUX_PORT_MAX_BRIGHTNESS); #if IS_REACHABLE(CONFIG_ACPI_VIDEO) register_bdev = acpi_video_get_backlight_type() == acpi_backlight_apple_gmux; diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c index d85d895fee89..df1db54d4e18 100644 --- a/drivers/platform/x86/asus-nb-wmi.c +++ b/drivers/platform/x86/asus-nb-wmi.c @@ -531,6 +531,9 @@ static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver) static const struct key_entry asus_nb_wmi_keymap[] = { { KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } }, { KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } }, + { KE_KEY, 0x2a, { KEY_SELECTIVE_SCREENSHOT } }, + { KE_IGNORE, 0x2b, }, /* PrintScreen (also send via PS/2) on newer models */ + { KE_IGNORE, 0x2c, }, /* CapsLock (also send via PS/2) on newer models */ { KE_KEY, 0x30, { KEY_VOLUMEUP } }, { KE_KEY, 0x31, { KEY_VOLUMEDOWN } }, { KE_KEY, 0x32, { KEY_MUTE } }, diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index 9f8cea5f9615..19bfd30861aa 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -3826,7 +3826,6 @@ static void asus_wmi_handle_event_code(int code, struct asus_wmi *asus) { unsigned int key_value = 1; bool autorelease = 1; - int orig_code = code; if (asus->driver->key_filter) { asus->driver->key_filter(asus->driver, &code, &key_value, @@ -3835,16 +3834,10 @@ static void asus_wmi_handle_event_code(int code, struct asus_wmi *asus) return; } - if (code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNUP_MAX) - code = ASUS_WMI_BRN_UP; - else if (code >= NOTIFY_BRNDOWN_MIN && code <= NOTIFY_BRNDOWN_MAX) - code = ASUS_WMI_BRN_DOWN; - - if (code == ASUS_WMI_BRN_DOWN || code == ASUS_WMI_BRN_UP) { - if (acpi_video_get_backlight_type() == acpi_backlight_vendor) { - asus_wmi_backlight_notify(asus, orig_code); - return; - } + if (acpi_video_get_backlight_type() == acpi_backlight_vendor && + code >= NOTIFY_BRNUP_MIN && code <= NOTIFY_BRNDOWN_MAX) { + asus_wmi_backlight_notify(asus, code); + return; } if (code == NOTIFY_KBD_BRTUP) { diff --git a/drivers/platform/x86/asus-wmi.h b/drivers/platform/x86/asus-wmi.h index a478ebfd34df..fc41d1b1bb7f 100644 --- a/drivers/platform/x86/asus-wmi.h +++ b/drivers/platform/x86/asus-wmi.h @@ -18,7 +18,7 @@ #include <linux/i8042.h> #define ASUS_WMI_KEY_IGNORE (-1) -#define ASUS_WMI_BRN_DOWN 0x20 +#define ASUS_WMI_BRN_DOWN 0x2e #define ASUS_WMI_BRN_UP 0x2f struct module; diff --git a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c index 1152deaa0078..33ab207493e3 100644 --- a/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c +++ b/drivers/platform/x86/intel/uncore-frequency/uncore-frequency-common.c @@ -176,7 +176,7 @@ show_uncore_data(initial_max_freq_khz); static int create_attr_group(struct uncore_data *data, char *name) { - int ret, index = 0; + int ret, freq, index = 0; init_attribute_rw(max_freq_khz); init_attribute_rw(min_freq_khz); @@ -197,7 +197,11 @@ static int create_attr_group(struct uncore_data *data, char *name) data->uncore_attrs[index++] = &data->min_freq_khz_dev_attr.attr; data->uncore_attrs[index++] = &data->initial_min_freq_khz_dev_attr.attr; data->uncore_attrs[index++] = &data->initial_max_freq_khz_dev_attr.attr; - data->uncore_attrs[index++] = &data->current_freq_khz_dev_attr.attr; + + ret = uncore_read_freq(data, &freq); + if (!ret) + data->uncore_attrs[index++] = &data->current_freq_khz_dev_attr.attr; + data->uncore_attrs[index] = NULL; data->uncore_attr_group.name = name; diff --git a/drivers/platform/x86/mlx-platform.c b/drivers/platform/x86/mlx-platform.c index 3d96dbf79a72..a2ffe4157df1 100644 --- a/drivers/platform/x86/mlx-platform.c +++ b/drivers/platform/x86/mlx-platform.c @@ -6514,6 +6514,7 @@ static int mlxplat_i2c_main_init(struct mlxplat_priv *priv) return 0; fail_mlxplat_i2c_mux_topology_init: + platform_device_unregister(priv->pdev_i2c); fail_platform_i2c_register: fail_mlxplat_mlxcpld_verify_bus_topology: return err; @@ -6521,6 +6522,7 @@ fail_mlxplat_mlxcpld_verify_bus_topology: static void mlxplat_i2c_main_exit(struct mlxplat_priv *priv) { + mlxplat_pre_exit(priv); mlxplat_i2c_mux_topology_exit(priv); if (priv->pdev_i2c) platform_device_unregister(priv->pdev_i2c); @@ -6597,7 +6599,7 @@ static int mlxplat_probe(struct platform_device *pdev) fail_register_reboot_notifier: fail_regcache_sync: - mlxplat_pre_exit(priv); + mlxplat_i2c_main_exit(priv); fail_mlxplat_i2c_main_init: fail_regmap_write: fail_alloc: @@ -6614,7 +6616,6 @@ static int mlxplat_remove(struct platform_device *pdev) pm_power_off = NULL; if (mlxplat_reboot_nb) unregister_reboot_notifier(mlxplat_reboot_nb); - mlxplat_pre_exit(priv); mlxplat_i2c_main_exit(priv); mlxplat_post_exit(); return 0; diff --git a/drivers/platform/x86/msi-ec.c b/drivers/platform/x86/msi-ec.c index f26a3121092f..492eb383ee7a 100644 --- a/drivers/platform/x86/msi-ec.c +++ b/drivers/platform/x86/msi-ec.c @@ -276,14 +276,13 @@ static struct msi_ec_conf CONF2 __initdata = { static const char * const ALLOWED_FW_3[] __initconst = { "1592EMS1.111", - "E1592IMS.10C", NULL }; static struct msi_ec_conf CONF3 __initdata = { .allowed_fw = ALLOWED_FW_3, .charge_control = { - .address = 0xef, + .address = 0xd7, .offset_start = 0x8a, .offset_end = 0x80, .range_min = 0x8a, diff --git a/drivers/pmdomain/imx/scu-pd.c b/drivers/pmdomain/imx/scu-pd.c index 2f693b67ddb4..891c1d925a9d 100644 --- a/drivers/pmdomain/imx/scu-pd.c +++ b/drivers/pmdomain/imx/scu-pd.c @@ -150,7 +150,8 @@ static const struct imx_sc_pd_range imx8qxp_scu_pd_ranges[] = { { "mclk-out-1", IMX_SC_R_MCLK_OUT_1, 1, false, 0 }, { "dma0-ch", IMX_SC_R_DMA_0_CH0, 32, true, 0 }, { "dma1-ch", IMX_SC_R_DMA_1_CH0, 16, true, 0 }, - { "dma2-ch", IMX_SC_R_DMA_2_CH0, 32, true, 0 }, + { "dma2-ch-0", IMX_SC_R_DMA_2_CH0, 5, true, 0 }, + { "dma2-ch-1", IMX_SC_R_DMA_2_CH5, 27, true, 0 }, { "dma3-ch", IMX_SC_R_DMA_3_CH0, 32, true, 0 }, { "asrc0", IMX_SC_R_ASRC_0, 1, false, 0 }, { "asrc1", IMX_SC_R_ASRC_1, 1, false, 0 }, diff --git a/drivers/power/supply/qcom_battmgr.c b/drivers/power/supply/qcom_battmgr.c index de77df97b3a4..ec163d1bcd18 100644 --- a/drivers/power/supply/qcom_battmgr.c +++ b/drivers/power/supply/qcom_battmgr.c @@ -105,7 +105,7 @@ struct qcom_battmgr_property_request { struct qcom_battmgr_update_request { struct pmic_glink_hdr hdr; - u32 battery_id; + __le32 battery_id; }; struct qcom_battmgr_charge_time_request { @@ -1282,9 +1282,9 @@ static void qcom_battmgr_enable_worker(struct work_struct *work) { struct qcom_battmgr *battmgr = container_of(work, struct qcom_battmgr, enable_work); struct qcom_battmgr_enable_request req = { - .hdr.owner = PMIC_GLINK_OWNER_BATTMGR, - .hdr.type = PMIC_GLINK_NOTIFY, - .hdr.opcode = BATTMGR_REQUEST_NOTIFICATION, + .hdr.owner = cpu_to_le32(PMIC_GLINK_OWNER_BATTMGR), + .hdr.type = cpu_to_le32(PMIC_GLINK_NOTIFY), + .hdr.opcode = cpu_to_le32(BATTMGR_REQUEST_NOTIFICATION), }; int ret; diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 3ef636935a54..3ff46fc694f8 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -233,17 +233,19 @@ struct subchannel *css_alloc_subchannel(struct subchannel_id schid, */ ret = dma_set_coherent_mask(&sch->dev, DMA_BIT_MASK(31)); if (ret) - goto err; + goto err_lock; /* * But we don't have such restrictions imposed on the stuff that * is handled by the streaming API. */ ret = dma_set_mask(&sch->dev, DMA_BIT_MASK(64)); if (ret) - goto err; + goto err_lock; return sch; +err_lock: + kfree(sch->lock); err: kfree(sch); return ERR_PTR(ret); diff --git a/drivers/s390/net/Kconfig b/drivers/s390/net/Kconfig index 74760c1a163b..4902d45e929c 100644 --- a/drivers/s390/net/Kconfig +++ b/drivers/s390/net/Kconfig @@ -102,7 +102,7 @@ config CCWGROUP config ISM tristate "Support for ISM vPCI Adapter" - depends on PCI && SMC + depends on PCI default n help Select this option if you want to use the Internal Shared Memory diff --git a/drivers/scsi/mpt3sas/mpt3sas_scsih.c b/drivers/scsi/mpt3sas/mpt3sas_scsih.c index c3c1f466fe01..605013d3ee83 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -12913,8 +12913,10 @@ _mpt3sas_init(void) mpt3sas_ctl_init(hbas_to_enumerate); error = pci_register_driver(&mpt3sas_driver); - if (error) + if (error) { + mpt3sas_ctl_exit(hbas_to_enumerate); scsih_exit(); + } return error; } diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 50db08265c51..dcae09a37d49 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -4953,7 +4953,7 @@ qla2x00_mem_free(struct qla_hw_data *ha) ha->gid_list = NULL; ha->gid_list_dma = 0; - if (!list_empty(&ha->base_qpair->dsd_list)) { + if (ha->base_qpair && !list_empty(&ha->base_qpair->dsd_list)) { struct dsd_dma *dsd_ptr, *tdsd_ptr; /* clean up allocated prev pool */ diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index 902655d75947..44680f65ea14 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -1627,12 +1627,13 @@ int scsi_rescan_device(struct scsi_device *sdev) device_lock(dev); /* - * Bail out if the device is not running. Otherwise, the rescan may - * block waiting for commands to be executed, with us holding the - * device lock. This can result in a potential deadlock in the power - * management core code when system resume is on-going. + * Bail out if the device or its queue are not running. Otherwise, + * the rescan may block waiting for commands to be executed, with us + * holding the device lock. This can result in a potential deadlock + * in the power management core code when system resume is on-going. */ - if (sdev->sdev_state != SDEV_RUNNING) { + if (sdev->sdev_state != SDEV_RUNNING || + blk_queue_pm_only(sdev->request_queue)) { ret = -EWOULDBLOCK; goto unlock; } diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 83b6a3f3863b..6effa13039f3 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -209,7 +209,8 @@ manage_start_stop_show(struct device *dev, return sysfs_emit(buf, "%u\n", sdp->manage_system_start_stop && - sdp->manage_runtime_start_stop); + sdp->manage_runtime_start_stop && + sdp->manage_shutdown); } static DEVICE_ATTR_RO(manage_start_stop); @@ -275,6 +276,35 @@ manage_runtime_start_stop_store(struct device *dev, } static DEVICE_ATTR_RW(manage_runtime_start_stop); +static ssize_t manage_shutdown_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct scsi_disk *sdkp = to_scsi_disk(dev); + struct scsi_device *sdp = sdkp->device; + + return sysfs_emit(buf, "%u\n", sdp->manage_shutdown); +} + +static ssize_t manage_shutdown_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct scsi_disk *sdkp = to_scsi_disk(dev); + struct scsi_device *sdp = sdkp->device; + bool v; + + if (!capable(CAP_SYS_ADMIN)) + return -EACCES; + + if (kstrtobool(buf, &v)) + return -EINVAL; + + sdp->manage_shutdown = v; + + return count; +} +static DEVICE_ATTR_RW(manage_shutdown); + static ssize_t allow_restart_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -607,6 +637,7 @@ static struct attribute *sd_disk_attrs[] = { &dev_attr_manage_start_stop.attr, &dev_attr_manage_system_start_stop.attr, &dev_attr_manage_runtime_start_stop.attr, + &dev_attr_manage_shutdown.attr, &dev_attr_protection_type.attr, &dev_attr_protection_mode.attr, &dev_attr_app_tag_own.attr, @@ -3819,8 +3850,10 @@ static void sd_shutdown(struct device *dev) sd_sync_cache(sdkp, NULL); } - if (system_state != SYSTEM_RESTART && - sdkp->device->manage_system_start_stop) { + if ((system_state != SYSTEM_RESTART && + sdkp->device->manage_system_start_stop) || + (system_state == SYSTEM_POWER_OFF && + sdkp->device->manage_shutdown)) { sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n"); sd_start_stop_device(sdkp, 0); } diff --git a/drivers/soc/renesas/Kconfig b/drivers/soc/renesas/Kconfig index 5a75ab64d1ed..acc812e490d0 100644 --- a/drivers/soc/renesas/Kconfig +++ b/drivers/soc/renesas/Kconfig @@ -333,12 +333,15 @@ if RISCV config ARCH_R9A07G043 bool "RISC-V Platform support for RZ/Five" + depends on NONPORTABLE + depends on RISCV_ALTERNATIVE + depends on !RISCV_ISA_ZICBOM + depends on RISCV_SBI select ARCH_RZG2L - select AX45MP_L2_CACHE if RISCV_DMA_NONCOHERENT + select AX45MP_L2_CACHE select DMA_GLOBAL_POOL - select ERRATA_ANDES if RISCV_SBI - select ERRATA_ANDES_CMO if ERRATA_ANDES - + select ERRATA_ANDES + select ERRATA_ANDES_CMO help This enables support for the Renesas RZ/Five SoC. diff --git a/drivers/soundwire/Makefile b/drivers/soundwire/Makefile index c3d3ab3262d3..657f5888a77b 100644 --- a/drivers/soundwire/Makefile +++ b/drivers/soundwire/Makefile @@ -15,6 +15,10 @@ ifdef CONFIG_DEBUG_FS soundwire-bus-y += debugfs.o endif +ifdef CONFIG_IRQ_DOMAIN +soundwire-bus-y += irq.o +endif + #AMD driver soundwire-amd-y := amd_manager.o obj-$(CONFIG_SOUNDWIRE_AMD) += soundwire-amd.o diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 1720031f35a3..0e7bc3c40f9d 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -3,13 +3,13 @@ #include <linux/acpi.h> #include <linux/delay.h> -#include <linux/irq.h> #include <linux/mod_devicetable.h> #include <linux/pm_runtime.h> #include <linux/soundwire/sdw_registers.h> #include <linux/soundwire/sdw.h> #include <linux/soundwire/sdw_type.h> #include "bus.h" +#include "irq.h" #include "sysfs_local.h" static DEFINE_IDA(sdw_bus_ida); @@ -25,23 +25,6 @@ static int sdw_get_id(struct sdw_bus *bus) return 0; } -static int sdw_irq_map(struct irq_domain *h, unsigned int virq, - irq_hw_number_t hw) -{ - struct sdw_bus *bus = h->host_data; - - irq_set_chip_data(virq, bus); - irq_set_chip(virq, &bus->irq_chip); - irq_set_nested_thread(virq, 1); - irq_set_noprobe(virq); - - return 0; -} - -static const struct irq_domain_ops sdw_domain_ops = { - .map = sdw_irq_map, -}; - /** * sdw_bus_master_add() - add a bus Master instance * @bus: bus instance @@ -168,13 +151,9 @@ int sdw_bus_master_add(struct sdw_bus *bus, struct device *parent, bus->params.curr_bank = SDW_BANK0; bus->params.next_bank = SDW_BANK1; - bus->irq_chip.name = dev_name(bus->dev); - bus->domain = irq_domain_create_linear(fwnode, SDW_MAX_DEVICES, - &sdw_domain_ops, bus); - if (!bus->domain) { - dev_err(bus->dev, "Failed to add IRQ domain\n"); - return -EINVAL; - } + ret = sdw_irq_create(bus, fwnode); + if (ret) + return ret; return 0; } @@ -213,7 +192,7 @@ void sdw_bus_master_delete(struct sdw_bus *bus) { device_for_each_child(bus->dev, NULL, sdw_delete_slave); - irq_domain_remove(bus->domain); + sdw_irq_delete(bus); sdw_master_device_del(bus); diff --git a/drivers/soundwire/bus_type.c b/drivers/soundwire/bus_type.c index fafbc284e82d..9fa93bb923d7 100644 --- a/drivers/soundwire/bus_type.c +++ b/drivers/soundwire/bus_type.c @@ -7,6 +7,7 @@ #include <linux/soundwire/sdw.h> #include <linux/soundwire/sdw_type.h> #include "bus.h" +#include "irq.h" #include "sysfs_local.h" /** @@ -122,11 +123,8 @@ static int sdw_drv_probe(struct device *dev) if (drv->ops && drv->ops->read_prop) drv->ops->read_prop(slave); - if (slave->prop.use_domain_irq) { - slave->irq = irq_create_mapping(slave->bus->domain, slave->dev_num); - if (!slave->irq) - dev_warn(dev, "Failed to map IRQ\n"); - } + if (slave->prop.use_domain_irq) + sdw_irq_create_mapping(slave); /* init the sysfs as we have properties now */ ret = sdw_slave_sysfs_init(slave); @@ -176,8 +174,7 @@ static int sdw_drv_remove(struct device *dev) slave->probed = false; if (slave->prop.use_domain_irq) - irq_dispose_mapping(irq_find_mapping(slave->bus->domain, - slave->dev_num)); + sdw_irq_dispose_mapping(slave); mutex_unlock(&slave->sdw_dev_lock); diff --git a/drivers/soundwire/irq.c b/drivers/soundwire/irq.c new file mode 100644 index 000000000000..0c08cebb1235 --- /dev/null +++ b/drivers/soundwire/irq.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) 2023 Cirrus Logic, Inc. and +// Cirrus Logic International Semiconductor Ltd. + +#include <linux/device.h> +#include <linux/fwnode.h> +#include <linux/irq.h> +#include <linux/irqdomain.h> +#include <linux/soundwire/sdw.h> +#include "irq.h" + +static int sdw_irq_map(struct irq_domain *h, unsigned int virq, + irq_hw_number_t hw) +{ + struct sdw_bus *bus = h->host_data; + + irq_set_chip_data(virq, bus); + irq_set_chip(virq, &bus->irq_chip); + irq_set_nested_thread(virq, 1); + irq_set_noprobe(virq); + + return 0; +} + +static const struct irq_domain_ops sdw_domain_ops = { + .map = sdw_irq_map, +}; + +int sdw_irq_create(struct sdw_bus *bus, + struct fwnode_handle *fwnode) +{ + bus->irq_chip.name = dev_name(bus->dev); + + bus->domain = irq_domain_create_linear(fwnode, SDW_MAX_DEVICES, + &sdw_domain_ops, bus); + if (!bus->domain) { + dev_err(bus->dev, "Failed to add IRQ domain\n"); + return -EINVAL; + } + + return 0; +} + +void sdw_irq_delete(struct sdw_bus *bus) +{ + irq_domain_remove(bus->domain); +} + +void sdw_irq_create_mapping(struct sdw_slave *slave) +{ + slave->irq = irq_create_mapping(slave->bus->domain, slave->dev_num); + if (!slave->irq) + dev_warn(&slave->dev, "Failed to map IRQ\n"); +} + +void sdw_irq_dispose_mapping(struct sdw_slave *slave) +{ + irq_dispose_mapping(irq_find_mapping(slave->bus->domain, slave->dev_num)); +} diff --git a/drivers/soundwire/irq.h b/drivers/soundwire/irq.h new file mode 100644 index 000000000000..58a58046d92b --- /dev/null +++ b/drivers/soundwire/irq.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2023 Cirrus Logic, Inc. and + * Cirrus Logic International Semiconductor Ltd. + */ + +#ifndef __SDW_IRQ_H +#define __SDW_IRQ_H + +#include <linux/soundwire/sdw.h> +#include <linux/fwnode.h> + +#if IS_ENABLED(CONFIG_IRQ_DOMAIN) + +int sdw_irq_create(struct sdw_bus *bus, + struct fwnode_handle *fwnode); +void sdw_irq_delete(struct sdw_bus *bus); +void sdw_irq_create_mapping(struct sdw_slave *slave); +void sdw_irq_dispose_mapping(struct sdw_slave *slave); + +#else /* CONFIG_IRQ_DOMAIN */ + +static inline int sdw_irq_create(struct sdw_bus *bus, + struct fwnode_handle *fwnode) +{ + return 0; +} + +static inline void sdw_irq_delete(struct sdw_bus *bus) +{ +} + +static inline void sdw_irq_create_mapping(struct sdw_slave *slave) +{ +} + +static inline void sdw_irq_dispose_mapping(struct sdw_slave *slave) +{ +} + +#endif /* CONFIG_IRQ_DOMAIN */ + +#endif /* __SDW_IRQ_H */ diff --git a/drivers/spi/spi-npcm-fiu.c b/drivers/spi/spi-npcm-fiu.c index 0ca21ff0e9cc..e42248519688 100644 --- a/drivers/spi/spi-npcm-fiu.c +++ b/drivers/spi/spi-npcm-fiu.c @@ -353,8 +353,9 @@ static int npcm_fiu_uma_read(struct spi_mem *mem, uma_cfg |= ilog2(op->cmd.buswidth); uma_cfg |= ilog2(op->addr.buswidth) << NPCM_FIU_UMA_CFG_ADBPCK_SHIFT; - uma_cfg |= ilog2(op->dummy.buswidth) - << NPCM_FIU_UMA_CFG_DBPCK_SHIFT; + if (op->dummy.nbytes) + uma_cfg |= ilog2(op->dummy.buswidth) + << NPCM_FIU_UMA_CFG_DBPCK_SHIFT; uma_cfg |= ilog2(op->data.buswidth) << NPCM_FIU_UMA_CFG_RDBPCK_SHIFT; uma_cfg |= op->dummy.nbytes << NPCM_FIU_UMA_CFG_DBSIZ_SHIFT; diff --git a/drivers/tee/amdtee/core.c b/drivers/tee/amdtee/core.c index 372d64756ed6..3c15f6a9e91c 100644 --- a/drivers/tee/amdtee/core.c +++ b/drivers/tee/amdtee/core.c @@ -217,12 +217,12 @@ unlock: return rc; } +/* mutex must be held by caller */ static void destroy_session(struct kref *ref) { struct amdtee_session *sess = container_of(ref, struct amdtee_session, refcount); - mutex_lock(&session_list_mutex); list_del(&sess->list_node); mutex_unlock(&session_list_mutex); kfree(sess); @@ -272,7 +272,8 @@ int amdtee_open_session(struct tee_context *ctx, if (arg->ret != TEEC_SUCCESS) { pr_err("open_session failed %d\n", arg->ret); handle_unload_ta(ta_handle); - kref_put(&sess->refcount, destroy_session); + kref_put_mutex(&sess->refcount, destroy_session, + &session_list_mutex); goto out; } @@ -290,7 +291,8 @@ int amdtee_open_session(struct tee_context *ctx, pr_err("reached maximum session count %d\n", TEE_NUM_SESSIONS); handle_close_session(ta_handle, session_info); handle_unload_ta(ta_handle); - kref_put(&sess->refcount, destroy_session); + kref_put_mutex(&sess->refcount, destroy_session, + &session_list_mutex); rc = -ENOMEM; goto out; } @@ -331,7 +333,7 @@ int amdtee_close_session(struct tee_context *ctx, u32 session) handle_close_session(ta_handle, session_info); handle_unload_ta(ta_handle); - kref_put(&sess->refcount, destroy_session); + kref_put_mutex(&sess->refcount, destroy_session, &session_list_mutex); return 0; } diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c index dbdcad8d73bf..d8b9c734abd3 100644 --- a/drivers/thunderbolt/icm.c +++ b/drivers/thunderbolt/icm.c @@ -41,6 +41,7 @@ #define PHY_PORT_CS1_LINK_STATE_SHIFT 26 #define ICM_TIMEOUT 5000 /* ms */ +#define ICM_RETRIES 3 #define ICM_APPROVE_TIMEOUT 10000 /* ms */ #define ICM_MAX_LINK 4 @@ -296,10 +297,9 @@ static bool icm_copy(struct tb_cfg_request *req, const struct ctl_pkg *pkg) static int icm_request(struct tb *tb, const void *request, size_t request_size, void *response, size_t response_size, size_t npackets, - unsigned int timeout_msec) + int retries, unsigned int timeout_msec) { struct icm *icm = tb_priv(tb); - int retries = 3; do { struct tb_cfg_request *req; @@ -410,7 +410,7 @@ static int icm_fr_get_route(struct tb *tb, u8 link, u8 depth, u64 *route) return -ENOMEM; ret = icm_request(tb, &request, sizeof(request), switches, - sizeof(*switches), npackets, ICM_TIMEOUT); + sizeof(*switches), npackets, ICM_RETRIES, ICM_TIMEOUT); if (ret) goto err_free; @@ -463,7 +463,7 @@ icm_fr_driver_ready(struct tb *tb, enum tb_security_level *security_level, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -488,7 +488,7 @@ static int icm_fr_approve_switch(struct tb *tb, struct tb_switch *sw) memset(&reply, 0, sizeof(reply)); /* Use larger timeout as establishing tunnels can take some time */ ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_APPROVE_TIMEOUT); + 1, ICM_RETRIES, ICM_APPROVE_TIMEOUT); if (ret) return ret; @@ -515,7 +515,7 @@ static int icm_fr_add_switch_key(struct tb *tb, struct tb_switch *sw) memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -543,7 +543,7 @@ static int icm_fr_challenge_switch_key(struct tb *tb, struct tb_switch *sw, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -577,7 +577,7 @@ static int icm_fr_approve_xdomain_paths(struct tb *tb, struct tb_xdomain *xd, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1020,7 +1020,7 @@ icm_tr_driver_ready(struct tb *tb, enum tb_security_level *security_level, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, 20000); + 1, 10, 2000); if (ret) return ret; @@ -1053,7 +1053,7 @@ static int icm_tr_approve_switch(struct tb *tb, struct tb_switch *sw) memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_APPROVE_TIMEOUT); + 1, ICM_RETRIES, ICM_APPROVE_TIMEOUT); if (ret) return ret; @@ -1081,7 +1081,7 @@ static int icm_tr_add_switch_key(struct tb *tb, struct tb_switch *sw) memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1110,7 +1110,7 @@ static int icm_tr_challenge_switch_key(struct tb *tb, struct tb_switch *sw, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1144,7 +1144,7 @@ static int icm_tr_approve_xdomain_paths(struct tb *tb, struct tb_xdomain *xd, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1170,7 +1170,7 @@ static int icm_tr_xdomain_tear_down(struct tb *tb, struct tb_xdomain *xd, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1496,7 +1496,7 @@ icm_ar_driver_ready(struct tb *tb, enum tb_security_level *security_level, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1522,7 +1522,7 @@ static int icm_ar_get_route(struct tb *tb, u8 link, u8 depth, u64 *route) memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1543,7 +1543,7 @@ static int icm_ar_get_boot_acl(struct tb *tb, uuid_t *uuids, size_t nuuids) memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1604,7 +1604,7 @@ static int icm_ar_set_boot_acl(struct tb *tb, const uuid_t *uuids, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; @@ -1626,7 +1626,7 @@ icm_icl_driver_ready(struct tb *tb, enum tb_security_level *security_level, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, 20000); + 1, ICM_RETRIES, 20000); if (ret) return ret; @@ -2298,7 +2298,7 @@ static int icm_usb4_switch_op(struct tb_switch *sw, u16 opcode, u32 *metadata, memset(&reply, 0, sizeof(reply)); ret = icm_request(tb, &request, sizeof(request), &reply, sizeof(reply), - 1, ICM_TIMEOUT); + 1, ICM_RETRIES, ICM_TIMEOUT); if (ret) return ret; diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c index 43171cc1cc2d..bd5815f8f23b 100644 --- a/drivers/thunderbolt/switch.c +++ b/drivers/thunderbolt/switch.c @@ -2725,6 +2725,13 @@ int tb_switch_lane_bonding_enable(struct tb_switch *sw) !tb_port_is_width_supported(down, TB_LINK_WIDTH_DUAL)) return 0; + /* + * Both lanes need to be in CL0. Here we assume lane 0 already be in + * CL0 and check just for lane 1. + */ + if (tb_wait_for_port(down->dual_link_port, false) <= 0) + return -ENOTCONN; + ret = tb_port_lane_bonding_enable(up); if (ret) { tb_port_warn(up, "failed to enable lane bonding\n"); diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c index dd0a1ef8cf12..27bd6ca6f99e 100644 --- a/drivers/thunderbolt/tb.c +++ b/drivers/thunderbolt/tb.c @@ -1907,14 +1907,14 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work) in = &sw->ports[ev->port]; if (!tb_port_is_dpin(in)) { tb_port_warn(in, "bandwidth request to non-DP IN adapter\n"); - goto unlock; + goto put_sw; } tb_port_dbg(in, "handling bandwidth allocation request\n"); if (!usb4_dp_port_bandwidth_mode_enabled(in)) { tb_port_warn(in, "bandwidth allocation mode not enabled\n"); - goto unlock; + goto put_sw; } ret = usb4_dp_port_requested_bandwidth(in); @@ -1923,7 +1923,7 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work) tb_port_dbg(in, "no bandwidth request active\n"); else tb_port_warn(in, "failed to read requested bandwidth\n"); - goto unlock; + goto put_sw; } requested_bw = ret; @@ -1932,7 +1932,7 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work) tunnel = tb_find_tunnel(tb, TB_TUNNEL_DP, in, NULL); if (!tunnel) { tb_port_warn(in, "failed to find tunnel\n"); - goto unlock; + goto put_sw; } out = tunnel->dst_port; @@ -1959,6 +1959,8 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work) tb_recalc_estimated_bandwidth(tb); } +put_sw: + tb_switch_put(sw); unlock: mutex_unlock(&tb->lock); diff --git a/drivers/thunderbolt/tmu.c b/drivers/thunderbolt/tmu.c index 747f88703d5c..11f2aec2a5d3 100644 --- a/drivers/thunderbolt/tmu.c +++ b/drivers/thunderbolt/tmu.c @@ -382,7 +382,7 @@ static int tmu_mode_init(struct tb_switch *sw) } else if (ucap && tb_port_tmu_is_unidirectional(up)) { if (tmu_rates[TB_SWITCH_TMU_MODE_LOWRES] == rate) sw->tmu.mode = TB_SWITCH_TMU_MODE_LOWRES; - else if (tmu_rates[TB_SWITCH_TMU_MODE_LOWRES] == rate) + else if (tmu_rates[TB_SWITCH_TMU_MODE_HIFI_UNI] == rate) sw->tmu.mode = TB_SWITCH_TMU_MODE_HIFI_UNI; } else if (rate) { sw->tmu.mode = TB_SWITCH_TMU_MODE_HIFI_BI; diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c index 5b5566862318..9803f0bbf20d 100644 --- a/drivers/thunderbolt/xdomain.c +++ b/drivers/thunderbolt/xdomain.c @@ -703,6 +703,27 @@ out_unlock: mutex_unlock(&xdomain_lock); } +static void start_handshake(struct tb_xdomain *xd) +{ + xd->state = XDOMAIN_STATE_INIT; + queue_delayed_work(xd->tb->wq, &xd->state_work, + msecs_to_jiffies(XDOMAIN_SHORT_TIMEOUT)); +} + +/* Can be called from state_work */ +static void __stop_handshake(struct tb_xdomain *xd) +{ + cancel_delayed_work_sync(&xd->properties_changed_work); + xd->properties_changed_retries = 0; + xd->state_retries = 0; +} + +static void stop_handshake(struct tb_xdomain *xd) +{ + cancel_delayed_work_sync(&xd->state_work); + __stop_handshake(xd); +} + static void tb_xdp_handle_request(struct work_struct *work) { struct xdomain_request_work *xw = container_of(work, typeof(*xw), work); @@ -765,6 +786,15 @@ static void tb_xdp_handle_request(struct work_struct *work) case UUID_REQUEST: tb_dbg(tb, "%llx: received XDomain UUID request\n", route); ret = tb_xdp_uuid_response(ctl, route, sequence, uuid); + /* + * If we've stopped the discovery with an error such as + * timing out, we will restart the handshake now that we + * received UUID request from the remote host. + */ + if (!ret && xd && xd->state == XDOMAIN_STATE_ERROR) { + dev_dbg(&xd->dev, "restarting handshake\n"); + start_handshake(xd); + } break; case LINK_STATE_STATUS_REQUEST: @@ -1521,6 +1551,13 @@ static void tb_xdomain_queue_properties_changed(struct tb_xdomain *xd) msecs_to_jiffies(XDOMAIN_SHORT_TIMEOUT)); } +static void tb_xdomain_failed(struct tb_xdomain *xd) +{ + xd->state = XDOMAIN_STATE_ERROR; + queue_delayed_work(xd->tb->wq, &xd->state_work, + msecs_to_jiffies(XDOMAIN_DEFAULT_TIMEOUT)); +} + static void tb_xdomain_state_work(struct work_struct *work) { struct tb_xdomain *xd = container_of(work, typeof(*xd), state_work.work); @@ -1547,7 +1584,7 @@ static void tb_xdomain_state_work(struct work_struct *work) if (ret) { if (ret == -EAGAIN) goto retry_state; - xd->state = XDOMAIN_STATE_ERROR; + tb_xdomain_failed(xd); } else { tb_xdomain_queue_properties_changed(xd); if (xd->bonding_possible) @@ -1612,7 +1649,7 @@ static void tb_xdomain_state_work(struct work_struct *work) if (ret) { if (ret == -EAGAIN) goto retry_state; - xd->state = XDOMAIN_STATE_ERROR; + tb_xdomain_failed(xd); } else { xd->state = XDOMAIN_STATE_ENUMERATED; } @@ -1623,6 +1660,8 @@ static void tb_xdomain_state_work(struct work_struct *work) break; case XDOMAIN_STATE_ERROR: + dev_dbg(&xd->dev, "discovery failed, stopping handshake\n"); + __stop_handshake(xd); break; default: @@ -1833,21 +1872,6 @@ static void tb_xdomain_release(struct device *dev) kfree(xd); } -static void start_handshake(struct tb_xdomain *xd) -{ - xd->state = XDOMAIN_STATE_INIT; - queue_delayed_work(xd->tb->wq, &xd->state_work, - msecs_to_jiffies(XDOMAIN_SHORT_TIMEOUT)); -} - -static void stop_handshake(struct tb_xdomain *xd) -{ - cancel_delayed_work_sync(&xd->properties_changed_work); - cancel_delayed_work_sync(&xd->state_work); - xd->properties_changed_retries = 0; - xd->state_retries = 0; -} - static int __maybe_unused tb_xdomain_suspend(struct device *dev) { stop_handshake(tb_to_xdomain(dev)); diff --git a/drivers/tty/serial/8250/8250_omap.c b/drivers/tty/serial/8250/8250_omap.c index 26dd089d8e82..ca972fd37725 100644 --- a/drivers/tty/serial/8250/8250_omap.c +++ b/drivers/tty/serial/8250/8250_omap.c @@ -1617,7 +1617,7 @@ static int omap8250_suspend(struct device *dev) { struct omap8250_priv *priv = dev_get_drvdata(dev); struct uart_8250_port *up = serial8250_get_port(priv->line); - int err; + int err = 0; serial8250_suspend_port(priv->line); @@ -1627,7 +1627,8 @@ static int omap8250_suspend(struct device *dev) if (!device_may_wakeup(dev)) priv->wer = 0; serial_out(up, UART_OMAP_WER, priv->wer); - err = pm_runtime_force_suspend(dev); + if (uart_console(&up->port) && console_suspend_enabled) + err = pm_runtime_force_suspend(dev); flush_work(&priv->qos_work); return err; @@ -1636,11 +1637,15 @@ static int omap8250_suspend(struct device *dev) static int omap8250_resume(struct device *dev) { struct omap8250_priv *priv = dev_get_drvdata(dev); + struct uart_8250_port *up = serial8250_get_port(priv->line); int err; - err = pm_runtime_force_resume(dev); - if (err) - return err; + if (uart_console(&up->port) && console_suspend_enabled) { + err = pm_runtime_force_resume(dev); + if (err) + return err; + } + serial8250_resume_port(priv->line); /* Paired with pm_runtime_resume_and_get() in omap8250_suspend() */ pm_runtime_mark_last_busy(dev); @@ -1717,16 +1722,6 @@ static int omap8250_runtime_suspend(struct device *dev) if (priv->line >= 0) up = serial8250_get_port(priv->line); - /* - * When using 'no_console_suspend', the console UART must not be - * suspended. Since driver suspend is managed by runtime suspend, - * preventing runtime suspend (by returning error) will keep device - * active during suspend. - */ - if (priv->is_suspending && !console_suspend_enabled) { - if (up && uart_console(&up->port)) - return -EBUSY; - } if (priv->habit & UART_ERRATA_CLOCK_DISABLE) { int ret; diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 7bdc21d5e13b..d5ba6e90bd95 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -156,7 +156,7 @@ static void __uart_start(struct uart_state *state) * enabled, serial_port_runtime_resume() calls start_tx() again * after enabling the device. */ - if (pm_runtime_active(&port_dev->dev)) + if (!pm_runtime_enabled(port->dev) || pm_runtime_active(port->dev)) port->ops->start_tx(port); pm_runtime_mark_last_busy(&port_dev->dev); pm_runtime_put_autosuspend(&port_dev->dev); @@ -1404,12 +1404,18 @@ static void uart_set_rs485_termination(struct uart_port *port, static int uart_rs485_config(struct uart_port *port) { struct serial_rs485 *rs485 = &port->rs485; + unsigned long flags; int ret; + if (!(rs485->flags & SER_RS485_ENABLED)) + return 0; + uart_sanitize_serial_rs485(port, rs485); uart_set_rs485_termination(port, rs485); + spin_lock_irqsave(&port->lock, flags); ret = port->rs485_config(port, NULL, rs485); + spin_unlock_irqrestore(&port->lock, flags); if (ret) memset(rs485, 0, sizeof(*rs485)); @@ -2474,11 +2480,10 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport) if (ret == 0) { if (tty) uart_change_line_settings(tty, state, NULL); + uart_rs485_config(uport); spin_lock_irq(&uport->lock); if (!(uport->rs485.flags & SER_RS485_ENABLED)) ops->set_mctrl(uport, uport->mctrl); - else - uart_rs485_config(uport); ops->start_tx(uport); spin_unlock_irq(&uport->lock); tty_port_set_initialized(port, true); @@ -2587,10 +2592,10 @@ uart_configure_port(struct uart_driver *drv, struct uart_state *state, port->mctrl &= TIOCM_DTR; if (!(port->rs485.flags & SER_RS485_ENABLED)) port->ops->set_mctrl(port, port->mctrl); - else - uart_rs485_config(port); spin_unlock_irqrestore(&port->lock, flags); + uart_rs485_config(port); + /* * If this driver supports console, and it hasn't been * successfully registered yet, try to re-register it. diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c index c2df07545f96..8382e8cfa414 100644 --- a/drivers/ufs/core/ufshcd.c +++ b/drivers/ufs/core/ufshcd.c @@ -6895,7 +6895,7 @@ static int ufshcd_clear_tm_cmd(struct ufs_hba *hba, int tag) mask, 0, 1000, 1000); dev_err(hba->dev, "Clearing task management function with tag %d %s\n", - tag, err ? "succeeded" : "failed"); + tag, err < 0 ? "failed" : "succeeded"); out: return err; diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c index fff9ec9c391f..4b67749edb99 100644 --- a/drivers/usb/cdns3/cdnsp-gadget.c +++ b/drivers/usb/cdns3/cdnsp-gadget.c @@ -1125,6 +1125,9 @@ static int cdnsp_gadget_ep_dequeue(struct usb_ep *ep, unsigned long flags; int ret; + if (request->status != -EINPROGRESS) + return 0; + if (!pep->endpoint.desc) { dev_err(pdev->dev, "%s: can't dequeue to disabled endpoint\n", diff --git a/drivers/usb/cdns3/core.h b/drivers/usb/cdns3/core.h index 4a4dbc2c1561..81a9c9d6be08 100644 --- a/drivers/usb/cdns3/core.h +++ b/drivers/usb/cdns3/core.h @@ -131,8 +131,7 @@ void cdns_set_active(struct cdns *cdns, u8 set_active); #else /* CONFIG_PM_SLEEP */ static inline int cdns_resume(struct cdns *cdns) { return 0; } -static inline int cdns_set_active(struct cdns *cdns, u8 set_active) -{ return 0; } +static inline void cdns_set_active(struct cdns *cdns, u8 set_active) { } static inline int cdns_suspend(struct cdns *cdns) { return 0; } #endif /* CONFIG_PM_SLEEP */ diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 3c54b218301c..0ff47eeffb49 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -151,6 +151,10 @@ int usb_device_supports_lpm(struct usb_device *udev) if (udev->quirks & USB_QUIRK_NO_LPM) return 0; + /* Skip if the device BOS descriptor couldn't be read */ + if (!udev->bos) + return 0; + /* USB 2.1 (and greater) devices indicate LPM support through * their USB 2.0 Extended Capabilities BOS descriptor. */ @@ -327,6 +331,10 @@ static void usb_set_lpm_parameters(struct usb_device *udev) if (!udev->lpm_capable || udev->speed < USB_SPEED_SUPER) return; + /* Skip if the device BOS descriptor couldn't be read */ + if (!udev->bos) + return; + hub = usb_hub_to_struct_hub(udev->parent); /* It doesn't take time to transition the roothub into U0, since it * doesn't have an upstream link. @@ -2704,13 +2712,17 @@ out_authorized: static enum usb_ssp_rate get_port_ssp_rate(struct usb_device *hdev, u32 ext_portstatus) { - struct usb_ssp_cap_descriptor *ssp_cap = hdev->bos->ssp_cap; + struct usb_ssp_cap_descriptor *ssp_cap; u32 attr; u8 speed_id; u8 ssac; u8 lanes; int i; + if (!hdev->bos) + goto out; + + ssp_cap = hdev->bos->ssp_cap; if (!ssp_cap) goto out; @@ -4215,8 +4227,15 @@ static void usb_enable_link_state(struct usb_hcd *hcd, struct usb_device *udev, enum usb3_link_state state) { int timeout; - __u8 u1_mel = udev->bos->ss_cap->bU1devExitLat; - __le16 u2_mel = udev->bos->ss_cap->bU2DevExitLat; + __u8 u1_mel; + __le16 u2_mel; + + /* Skip if the device BOS descriptor couldn't be read */ + if (!udev->bos) + return; + + u1_mel = udev->bos->ss_cap->bU1devExitLat; + u2_mel = udev->bos->ss_cap->bU2DevExitLat; /* If the device says it doesn't have *any* exit latency to come out of * U1 or U2, it's probably lying. Assume it doesn't implement that link diff --git a/drivers/usb/core/hub.h b/drivers/usb/core/hub.h index 37897afd1b64..d44dd7f6623e 100644 --- a/drivers/usb/core/hub.h +++ b/drivers/usb/core/hub.h @@ -153,7 +153,7 @@ static inline int hub_is_superspeedplus(struct usb_device *hdev) { return (hdev->descriptor.bDeviceProtocol == USB_HUB_PR_SS && le16_to_cpu(hdev->descriptor.bcdUSB) >= 0x0310 && - hdev->bos->ssp_cap); + hdev->bos && hdev->bos->ssp_cap); } static inline unsigned hub_power_on_good_delay(struct usb_hub *hub) diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 9c6bf054f15d..343d2570189f 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -279,9 +279,46 @@ int dwc3_core_soft_reset(struct dwc3 *dwc) * XHCI driver will reset the host block. If dwc3 was configured for * host-only mode or current role is host, then we can return early. */ - if (dwc->dr_mode == USB_DR_MODE_HOST || dwc->current_dr_role == DWC3_GCTL_PRTCAP_HOST) + if (dwc->current_dr_role == DWC3_GCTL_PRTCAP_HOST) return 0; + /* + * If the dr_mode is host and the dwc->current_dr_role is not the + * corresponding DWC3_GCTL_PRTCAP_HOST, then the dwc3_core_init_mode + * isn't executed yet. Ensure the phy is ready before the controller + * updates the GCTL.PRTCAPDIR or other settings by soft-resetting + * the phy. + * + * Note: GUSB3PIPECTL[n] and GUSB2PHYCFG[n] are port settings where n + * is port index. If this is a multiport host, then we need to reset + * all active ports. + */ + if (dwc->dr_mode == USB_DR_MODE_HOST) { + u32 usb3_port; + u32 usb2_port; + + usb3_port = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0)); + usb3_port |= DWC3_GUSB3PIPECTL_PHYSOFTRST; + dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), usb3_port); + + usb2_port = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0)); + usb2_port |= DWC3_GUSB2PHYCFG_PHYSOFTRST; + dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), usb2_port); + + /* Small delay for phy reset assertion */ + usleep_range(1000, 2000); + + usb3_port &= ~DWC3_GUSB3PIPECTL_PHYSOFTRST; + dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), usb3_port); + + usb2_port &= ~DWC3_GUSB2PHYCFG_PHYSOFTRST; + dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), usb2_port); + + /* Wait for clock synchronization */ + msleep(50); + return 0; + } + reg = dwc3_readl(dwc->regs, DWC3_DCTL); reg |= DWC3_DCTL_CSFTRST; reg &= ~DWC3_DCTL_RUN_STOP; diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index feccf4c8cc4f..e6ab8cc225ff 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -1156,7 +1156,8 @@ static int ncm_unwrap_ntb(struct gether *port, struct sk_buff_head *list) { struct f_ncm *ncm = func_to_ncm(&port->func); - __le16 *tmp = (void *) skb->data; + unsigned char *ntb_ptr = skb->data; + __le16 *tmp; unsigned index, index2; int ndp_index; unsigned dg_len, dg_len2; @@ -1169,6 +1170,10 @@ static int ncm_unwrap_ntb(struct gether *port, const struct ndp_parser_opts *opts = ncm->parser_opts; unsigned crc_len = ncm->is_crc ? sizeof(uint32_t) : 0; int dgram_counter; + int to_process = skb->len; + +parse_ntb: + tmp = (__le16 *)ntb_ptr; /* dwSignature */ if (get_unaligned_le32(tmp) != opts->nth_sign) { @@ -1215,7 +1220,7 @@ static int ncm_unwrap_ntb(struct gether *port, * walk through NDP * dwSignature */ - tmp = (void *)(skb->data + ndp_index); + tmp = (__le16 *)(ntb_ptr + ndp_index); if (get_unaligned_le32(tmp) != ncm->ndp_sign) { INFO(port->func.config->cdev, "Wrong NDP SIGN\n"); goto err; @@ -1272,11 +1277,11 @@ static int ncm_unwrap_ntb(struct gether *port, if (ncm->is_crc) { uint32_t crc, crc2; - crc = get_unaligned_le32(skb->data + + crc = get_unaligned_le32(ntb_ptr + index + dg_len - crc_len); crc2 = ~crc32_le(~0, - skb->data + index, + ntb_ptr + index, dg_len - crc_len); if (crc != crc2) { INFO(port->func.config->cdev, @@ -1303,7 +1308,7 @@ static int ncm_unwrap_ntb(struct gether *port, dg_len - crc_len); if (skb2 == NULL) goto err; - skb_put_data(skb2, skb->data + index, + skb_put_data(skb2, ntb_ptr + index, dg_len - crc_len); skb_queue_tail(list, skb2); @@ -1316,10 +1321,17 @@ static int ncm_unwrap_ntb(struct gether *port, } while (ndp_len > 2 * (opts->dgram_item_len * 2)); } while (ndp_index); - dev_consume_skb_any(skb); - VDBG(port->func.config->cdev, "Parsed NTB with %d frames\n", dgram_counter); + + to_process -= block_len; + if (to_process != 0) { + ntb_ptr = (unsigned char *)(ntb_ptr + block_len); + goto parse_ntb; + } + + dev_consume_skb_any(skb); + return 0; err: skb_queue_purge(list); diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index 56b8286a8009..74590f93ea61 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -497,11 +497,13 @@ static int xudc_eptxrx(struct xusb_ep *ep, struct xusb_req *req, /* Get the Buffer address and copy the transmit data.*/ eprambase = (u32 __force *)(udc->addr + ep->rambase); if (ep->is_in) { - memcpy(eprambase, bufferptr, bytestosend); + memcpy_toio((void __iomem *)eprambase, bufferptr, + bytestosend); udc->write_fn(udc->addr, ep->offset + XUSB_EP_BUF0COUNT_OFFSET, bufferlen); } else { - memcpy(bufferptr, eprambase, bytestosend); + memcpy_toio((void __iomem *)bufferptr, eprambase, + bytestosend); } /* * Enable the buffer for transmission. @@ -515,11 +517,13 @@ static int xudc_eptxrx(struct xusb_ep *ep, struct xusb_req *req, eprambase = (u32 __force *)(udc->addr + ep->rambase + ep->ep_usb.maxpacket); if (ep->is_in) { - memcpy(eprambase, bufferptr, bytestosend); + memcpy_toio((void __iomem *)eprambase, bufferptr, + bytestosend); udc->write_fn(udc->addr, ep->offset + XUSB_EP_BUF1COUNT_OFFSET, bufferlen); } else { - memcpy(bufferptr, eprambase, bytestosend); + memcpy_toio((void __iomem *)bufferptr, eprambase, + bytestosend); } /* * Enable the buffer for transmission. @@ -1021,7 +1025,7 @@ static int __xudc_ep0_queue(struct xusb_ep *ep0, struct xusb_req *req) udc->addr); length = req->usb_req.actual = min_t(u32, length, EP0_MAX_PACKET); - memcpy(corebuf, req->usb_req.buf, length); + memcpy_toio((void __iomem *)corebuf, req->usb_req.buf, length); udc->write_fn(udc->addr, XUSB_EP_BUF0COUNT_OFFSET, length); udc->write_fn(udc->addr, XUSB_BUFFREADY_OFFSET, 1); } else { @@ -1752,7 +1756,7 @@ static void xudc_handle_setup(struct xusb_udc *udc) /* Load up the chapter 9 command buffer.*/ ep0rambase = (u32 __force *) (udc->addr + XUSB_SETUP_PKT_ADDR_OFFSET); - memcpy(&setup, ep0rambase, 8); + memcpy_toio((void __iomem *)&setup, ep0rambase, 8); udc->setup = setup; udc->setup.wValue = cpu_to_le16((u16 __force)setup.wValue); @@ -1839,7 +1843,7 @@ static void xudc_ep0_out(struct xusb_udc *udc) (ep0->rambase << 2)); buffer = req->usb_req.buf + req->usb_req.actual; req->usb_req.actual = req->usb_req.actual + bytes_to_rx; - memcpy(buffer, ep0rambase, bytes_to_rx); + memcpy_toio((void __iomem *)buffer, ep0rambase, bytes_to_rx); if (req->usb_req.length == req->usb_req.actual) { /* Data transfer completed get ready for Status stage */ @@ -1915,7 +1919,7 @@ static void xudc_ep0_in(struct xusb_udc *udc) (ep0->rambase << 2)); buffer = req->usb_req.buf + req->usb_req.actual; req->usb_req.actual = req->usb_req.actual + length; - memcpy(ep0rambase, buffer, length); + memcpy_toio((void __iomem *)ep0rambase, buffer, length); } udc->write_fn(udc->addr, XUSB_EP_BUF0COUNT_OFFSET, count); udc->write_fn(udc->addr, XUSB_BUFFREADY_OFFSET, 1); diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 0054d02239e2..0df5d807a77e 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -1062,19 +1062,19 @@ static void xhci_get_usb3_port_status(struct xhci_port *port, u32 *status, *status |= USB_PORT_STAT_C_CONFIG_ERROR << 16; /* USB3 specific wPortStatus bits */ - if (portsc & PORT_POWER) { + if (portsc & PORT_POWER) *status |= USB_SS_PORT_STAT_POWER; - /* link state handling */ - if (link_state == XDEV_U0) - bus_state->suspended_ports &= ~(1 << portnum); - } - /* remote wake resume signaling complete */ - if (bus_state->port_remote_wakeup & (1 << portnum) && + /* no longer suspended or resuming */ + if (link_state != XDEV_U3 && link_state != XDEV_RESUME && link_state != XDEV_RECOVERY) { - bus_state->port_remote_wakeup &= ~(1 << portnum); - usb_hcd_end_port_resume(&hcd->self, portnum); + /* remote wake resume signaling complete */ + if (bus_state->port_remote_wakeup & (1 << portnum)) { + bus_state->port_remote_wakeup &= ~(1 << portnum); + usb_hcd_end_port_resume(&hcd->self, portnum); + } + bus_state->suspended_ports &= ~(1 << portnum); } xhci_hub_report_usb3_link_state(xhci, status, portsc); @@ -1131,6 +1131,7 @@ static void xhci_get_usb2_port_status(struct xhci_port *port, u32 *status, usb_hcd_end_port_resume(&port->rhub->hcd->self, portnum); } port->rexit_active = 0; + bus_state->suspended_ports &= ~(1 << portnum); } } diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 8714ab5bf04d..0a37f0d511cf 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -2285,8 +2285,8 @@ xhci_add_interrupter(struct xhci_hcd *xhci, struct xhci_interrupter *ir, writel(erst_size, &ir->ir_set->erst_size); erst_base = xhci_read_64(xhci, &ir->ir_set->erst_base); - erst_base &= ERST_PTR_MASK; - erst_base |= (ir->erst.erst_dma_addr & (u64) ~ERST_PTR_MASK); + erst_base &= ERST_BASE_RSVDP; + erst_base |= ir->erst.erst_dma_addr & ~ERST_BASE_RSVDP; xhci_write_64(xhci, erst_base, &ir->ir_set->erst_base); /* Set the event ring dequeue address of this interrupter */ diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 1dde53f6eb31..3e5dc0723a8f 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -798,7 +798,7 @@ static void xhci_giveback_urb_in_irq(struct xhci_hcd *xhci, static void xhci_unmap_td_bounce_buffer(struct xhci_hcd *xhci, struct xhci_ring *ring, struct xhci_td *td) { - struct device *dev = xhci_to_hcd(xhci)->self.controller; + struct device *dev = xhci_to_hcd(xhci)->self.sysdev; struct xhci_segment *seg = td->bounce_seg; struct urb *urb = td->urb; size_t len; @@ -2996,7 +2996,8 @@ static int xhci_handle_event(struct xhci_hcd *xhci, struct xhci_interrupter *ir) */ static void xhci_update_erst_dequeue(struct xhci_hcd *xhci, struct xhci_interrupter *ir, - union xhci_trb *event_ring_deq) + union xhci_trb *event_ring_deq, + bool clear_ehb) { u64 temp_64; dma_addr_t deq; @@ -3017,12 +3018,13 @@ static void xhci_update_erst_dequeue(struct xhci_hcd *xhci, return; /* Update HC event ring dequeue pointer */ - temp_64 &= ERST_PTR_MASK; + temp_64 &= ERST_DESI_MASK; temp_64 |= ((u64) deq & (u64) ~ERST_PTR_MASK); } /* Clear the event handler busy flag (RW1C) */ - temp_64 |= ERST_EHB; + if (clear_ehb) + temp_64 |= ERST_EHB; xhci_write_64(xhci, temp_64, &ir->ir_set->erst_dequeue); } @@ -3103,7 +3105,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd) while (xhci_handle_event(xhci, ir) > 0) { if (event_loop++ < TRBS_PER_SEGMENT / 2) continue; - xhci_update_erst_dequeue(xhci, ir, event_ring_deq); + xhci_update_erst_dequeue(xhci, ir, event_ring_deq, false); event_ring_deq = ir->event_ring->dequeue; /* ring is half-full, force isoc trbs to interrupt more often */ @@ -3113,7 +3115,7 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd) event_loop = 0; } - xhci_update_erst_dequeue(xhci, ir, event_ring_deq); + xhci_update_erst_dequeue(xhci, ir, event_ring_deq, true); ret = IRQ_HANDLED; out: @@ -3469,7 +3471,7 @@ static u32 xhci_td_remainder(struct xhci_hcd *xhci, int transferred, static int xhci_align_td(struct xhci_hcd *xhci, struct urb *urb, u32 enqd_len, u32 *trb_buff_len, struct xhci_segment *seg) { - struct device *dev = xhci_to_hcd(xhci)->self.controller; + struct device *dev = xhci_to_hcd(xhci)->self.sysdev; unsigned int unalign; unsigned int max_pkt; u32 new_buff_len; diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 7e282b4522c0..5df370482521 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -514,7 +514,7 @@ struct xhci_intr_reg { #define ERST_SIZE_MASK (0xffff << 16) /* erst_base bitmasks */ -#define ERST_BASE_RSVDP (0x3f) +#define ERST_BASE_RSVDP (GENMASK_ULL(5, 0)) /* erst_dequeue bitmasks */ /* Dequeue ERST Segment Index (DESI) - Segment number (or alias) diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c index 3da1a4659c5f..57bbe1309094 100644 --- a/drivers/usb/misc/onboard_usb_hub.c +++ b/drivers/usb/misc/onboard_usb_hub.c @@ -434,6 +434,7 @@ static const struct usb_device_id onboard_hub_id_table[] = { { USB_DEVICE(VENDOR_ID_GENESYS, 0x0608) }, /* Genesys Logic GL850G USB 2.0 */ { USB_DEVICE(VENDOR_ID_GENESYS, 0x0610) }, /* Genesys Logic GL852G USB 2.0 */ { USB_DEVICE(VENDOR_ID_GENESYS, 0x0620) }, /* Genesys Logic GL3523 USB 3.1 */ + { USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2412) }, /* USB2412 USB 2.0 */ { USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2514) }, /* USB2514B USB 2.0 */ { USB_DEVICE(VENDOR_ID_MICROCHIP, 0x2517) }, /* USB2517 USB 2.0 */ { USB_DEVICE(VENDOR_ID_REALTEK, 0x0411) }, /* RTS5411 USB 3.1 */ diff --git a/drivers/usb/misc/onboard_usb_hub.h b/drivers/usb/misc/onboard_usb_hub.h index 4026ba64c592..2a4ab5ac0ebe 100644 --- a/drivers/usb/misc/onboard_usb_hub.h +++ b/drivers/usb/misc/onboard_usb_hub.h @@ -47,6 +47,7 @@ static const struct onboard_hub_pdata vialab_vl817_data = { }; static const struct of_device_id onboard_hub_match[] = { + { .compatible = "usb424,2412", .data = µchip_usb424_data, }, { .compatible = "usb424,2514", .data = µchip_usb424_data, }, { .compatible = "usb424,2517", .data = µchip_usb424_data, }, { .compatible = "usb451,8140", .data = &ti_tusb8041_data, }, diff --git a/drivers/usb/musb/musb_debugfs.c b/drivers/usb/musb/musb_debugfs.c index 78c726a71b17..2d623284edf6 100644 --- a/drivers/usb/musb/musb_debugfs.c +++ b/drivers/usb/musb/musb_debugfs.c @@ -39,7 +39,7 @@ static const struct musb_register_map musb_regmap[] = { { "IntrUsbE", MUSB_INTRUSBE, 8 }, { "DevCtl", MUSB_DEVCTL, 8 }, { "VControl", 0x68, 32 }, - { "HWVers", 0x69, 16 }, + { "HWVers", MUSB_HWVERS, 16 }, { "LinkInfo", MUSB_LINKINFO, 8 }, { "VPLen", MUSB_VPLEN, 8 }, { "HS_EOF1", MUSB_HS_EOF1, 8 }, diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index a02c29216955..bc4507781167 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -321,10 +321,16 @@ static void musb_advance_schedule(struct musb *musb, struct urb *urb, musb_giveback(musb, urb, status); qh->is_ready = ready; + /* + * musb->lock had been unlocked in musb_giveback, so qh may + * be freed, need to get it again + */ + qh = musb_ep_get_qh(hw_ep, is_in); + /* reclaim resources (and bandwidth) ASAP; deschedule it, and * invalidate qh as soon as list_empty(&hep->urb_list) */ - if (list_empty(&qh->hep->urb_list)) { + if (qh && list_empty(&qh->hep->urb_list)) { struct list_head *head; struct dma_controller *dma = musb->dma_controller; @@ -2398,6 +2404,7 @@ static int musb_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status) * and its URB list has emptied, recycle this qh. */ if (ready && list_empty(&qh->hep->urb_list)) { + musb_ep_set_qh(qh->hw_ep, is_in, NULL); qh->hep->hcpriv = NULL; list_del(&qh->ring); kfree(qh); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 7994a4549a6c..45dcfaadaf98 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -203,6 +203,9 @@ static void option_instat_callback(struct urb *urb); #define DELL_PRODUCT_5829E_ESIM 0x81e4 #define DELL_PRODUCT_5829E 0x81e6 +#define DELL_PRODUCT_FM101R 0x8213 +#define DELL_PRODUCT_FM101R_ESIM 0x8215 + #define KYOCERA_VENDOR_ID 0x0c88 #define KYOCERA_PRODUCT_KPC650 0x17da #define KYOCERA_PRODUCT_KPC680 0x180a @@ -1108,6 +1111,8 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(6) }, { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E_ESIM), .driver_info = RSVD(0) | RSVD(6) }, + { USB_DEVICE_INTERFACE_CLASS(DELL_VENDOR_ID, DELL_PRODUCT_FM101R, 0xff) }, + { USB_DEVICE_INTERFACE_CLASS(DELL_VENDOR_ID, DELL_PRODUCT_FM101R_ESIM, 0xff) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, @@ -1290,6 +1295,7 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(0) | RSVD(3) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1033, 0xff), /* Telit LE910C1-EUX (ECM) */ .driver_info = NCTRL(0) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1035, 0xff) }, /* Telit LE910C4-WWX (ECM) */ { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG0), .driver_info = RSVD(0) | RSVD(1) | NCTRL(2) | RSVD(3) }, { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE922_USBCFG1), @@ -2262,6 +2268,7 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1406, 0xff) }, /* GosunCn GM500 ECM/NCM */ { USB_DEVICE_AND_INTERFACE_INFO(OPPO_VENDOR_ID, OPPO_PRODUCT_R11, 0xff, 0xff, 0x30) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) }, { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0, 0) }, { USB_DEVICE_AND_INTERFACE_INFO(UNISOC_VENDOR_ID, TOZED_PRODUCT_LT70C, 0xff, 0, 0) }, { } /* Terminating entry */ diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c index 426c88a516e5..59e0218a8bc5 100644 --- a/drivers/usb/typec/altmodes/displayport.c +++ b/drivers/usb/typec/altmodes/displayport.c @@ -304,6 +304,11 @@ static int dp_altmode_vdm(struct typec_altmode *alt, typec_altmode_update_active(alt, false); dp->data.status = 0; dp->data.conf = 0; + if (dp->hpd) { + drm_connector_oob_hotplug_event(dp->connector_fwnode); + dp->hpd = false; + sysfs_notify(&dp->alt->dev.kobj, "displayport", "hpd"); + } break; case DP_CMD_STATUS_UPDATE: dp->data.status = *vdo; diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c index bb0b8479d80f..52c81378e36e 100644 --- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c +++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c @@ -381,10 +381,6 @@ static int qcom_pmic_typec_pdphy_enable(struct pmic_typec_pdphy *pmic_typec_pdph struct device *dev = pmic_typec_pdphy->dev; int ret; - ret = regulator_enable(pmic_typec_pdphy->vdd_pdphy); - if (ret) - return ret; - /* PD 2.0, DR=TYPEC_DEVICE, PR=TYPEC_SINK */ ret = regmap_update_bits(pmic_typec_pdphy->regmap, pmic_typec_pdphy->base + USB_PDPHY_MSG_CONFIG_REG, @@ -422,8 +418,6 @@ static int qcom_pmic_typec_pdphy_disable(struct pmic_typec_pdphy *pmic_typec_pdp ret = regmap_write(pmic_typec_pdphy->regmap, pmic_typec_pdphy->base + USB_PDPHY_EN_CONTROL_REG, 0); - regulator_disable(pmic_typec_pdphy->vdd_pdphy); - return ret; } @@ -447,6 +441,10 @@ int qcom_pmic_typec_pdphy_start(struct pmic_typec_pdphy *pmic_typec_pdphy, int i; int ret; + ret = regulator_enable(pmic_typec_pdphy->vdd_pdphy); + if (ret) + return ret; + pmic_typec_pdphy->tcpm_port = tcpm_port; ret = pmic_typec_pdphy_reset(pmic_typec_pdphy); @@ -467,6 +465,8 @@ void qcom_pmic_typec_pdphy_stop(struct pmic_typec_pdphy *pmic_typec_pdphy) disable_irq(pmic_typec_pdphy->irq_data[i].irq); qcom_pmic_typec_pdphy_reset_on(pmic_typec_pdphy); + + regulator_disable(pmic_typec_pdphy->vdd_pdphy); } struct pmic_typec_pdphy *qcom_pmic_typec_pdphy_alloc(struct device *dev) diff --git a/drivers/usb/typec/ucsi/psy.c b/drivers/usb/typec/ucsi/psy.c index 384b42267f1f..b35c6e07911e 100644 --- a/drivers/usb/typec/ucsi/psy.c +++ b/drivers/usb/typec/ucsi/psy.c @@ -37,6 +37,15 @@ static int ucsi_psy_get_scope(struct ucsi_connector *con, struct device *dev = con->ucsi->dev; device_property_read_u8(dev, "scope", &scope); + if (scope == POWER_SUPPLY_SCOPE_UNKNOWN) { + u32 mask = UCSI_CAP_ATTR_POWER_AC_SUPPLY | + UCSI_CAP_ATTR_BATTERY_CHARGING; + + if (con->ucsi->cap.attributes & mask) + scope = POWER_SUPPLY_SCOPE_SYSTEM; + else + scope = POWER_SUPPLY_SCOPE_DEVICE; + } val->intval = scope; return 0; } diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index c6dfe3dff346..61b64558f96c 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -787,6 +787,7 @@ static void ucsi_unregister_partner(struct ucsi_connector *con) typec_set_mode(con->port, TYPEC_STATE_SAFE); + typec_partner_set_usb_power_delivery(con->partner, NULL); ucsi_unregister_partner_pdos(con); ucsi_unregister_altmodes(con, UCSI_RECIPIENT_SOP); typec_unregister_partner(con->partner); @@ -884,6 +885,7 @@ static void ucsi_handle_connector_change(struct work_struct *work) if (ret < 0) { dev_err(ucsi->dev, "%s: GET_CONNECTOR_STATUS failed (%d)\n", __func__, ret); + clear_bit(EVENT_PENDING, &con->ucsi->flags); goto out_unlock; } diff --git a/drivers/vdpa/mlx5/net/debug.c b/drivers/vdpa/mlx5/net/debug.c index 60d6ac68cdc4..9c85162c19fc 100644 --- a/drivers/vdpa/mlx5/net/debug.c +++ b/drivers/vdpa/mlx5/net/debug.c @@ -146,7 +146,8 @@ void mlx5_vdpa_add_debugfs(struct mlx5_vdpa_net *ndev) ndev->rx_dent = debugfs_create_dir("rx", ndev->debugfs); } -void mlx5_vdpa_remove_debugfs(struct dentry *dbg) +void mlx5_vdpa_remove_debugfs(struct mlx5_vdpa_net *ndev) { - debugfs_remove_recursive(dbg); + debugfs_remove_recursive(ndev->debugfs); + ndev->debugfs = NULL; } diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 40a03b08d7cf..946488b8989f 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -625,30 +625,70 @@ static void cq_destroy(struct mlx5_vdpa_net *ndev, u16 idx) mlx5_db_free(ndev->mvdev.mdev, &vcq->db); } +static int read_umem_params(struct mlx5_vdpa_net *ndev) +{ + u32 in[MLX5_ST_SZ_DW(query_hca_cap_in)] = {}; + u16 opmod = (MLX5_CAP_VDPA_EMULATION << 1) | (HCA_CAP_OPMOD_GET_CUR & 0x01); + struct mlx5_core_dev *mdev = ndev->mvdev.mdev; + int out_size; + void *caps; + void *out; + int err; + + out_size = MLX5_ST_SZ_BYTES(query_hca_cap_out); + out = kzalloc(out_size, GFP_KERNEL); + if (!out) + return -ENOMEM; + + MLX5_SET(query_hca_cap_in, in, opcode, MLX5_CMD_OP_QUERY_HCA_CAP); + MLX5_SET(query_hca_cap_in, in, op_mod, opmod); + err = mlx5_cmd_exec_inout(mdev, query_hca_cap, in, out); + if (err) { + mlx5_vdpa_warn(&ndev->mvdev, + "Failed reading vdpa umem capabilities with err %d\n", err); + goto out; + } + + caps = MLX5_ADDR_OF(query_hca_cap_out, out, capability); + + ndev->umem_1_buffer_param_a = MLX5_GET(virtio_emulation_cap, caps, umem_1_buffer_param_a); + ndev->umem_1_buffer_param_b = MLX5_GET(virtio_emulation_cap, caps, umem_1_buffer_param_b); + + ndev->umem_2_buffer_param_a = MLX5_GET(virtio_emulation_cap, caps, umem_2_buffer_param_a); + ndev->umem_2_buffer_param_b = MLX5_GET(virtio_emulation_cap, caps, umem_2_buffer_param_b); + + ndev->umem_3_buffer_param_a = MLX5_GET(virtio_emulation_cap, caps, umem_3_buffer_param_a); + ndev->umem_3_buffer_param_b = MLX5_GET(virtio_emulation_cap, caps, umem_3_buffer_param_b); + +out: + kfree(out); + return 0; +} + static void set_umem_size(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue *mvq, int num, struct mlx5_vdpa_umem **umemp) { - struct mlx5_core_dev *mdev = ndev->mvdev.mdev; - int p_a; - int p_b; + u32 p_a; + u32 p_b; switch (num) { case 1: - p_a = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_1_buffer_param_a); - p_b = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_1_buffer_param_b); + p_a = ndev->umem_1_buffer_param_a; + p_b = ndev->umem_1_buffer_param_b; *umemp = &mvq->umem1; break; case 2: - p_a = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_2_buffer_param_a); - p_b = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_2_buffer_param_b); + p_a = ndev->umem_2_buffer_param_a; + p_b = ndev->umem_2_buffer_param_b; *umemp = &mvq->umem2; break; case 3: - p_a = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_3_buffer_param_a); - p_b = MLX5_CAP_DEV_VDPA_EMULATION(mdev, umem_3_buffer_param_b); + p_a = ndev->umem_3_buffer_param_a; + p_b = ndev->umem_3_buffer_param_b; *umemp = &mvq->umem3; break; } + (*umemp)->size = p_a * mvq->num_ent + p_b; } @@ -2679,6 +2719,11 @@ static int setup_driver(struct mlx5_vdpa_dev *mvdev) goto out; } mlx5_vdpa_add_debugfs(ndev); + + err = read_umem_params(ndev); + if (err) + goto err_setup; + err = setup_virtqueues(mvdev); if (err) { mlx5_vdpa_warn(mvdev, "setup_virtqueues\n"); @@ -2713,7 +2758,7 @@ err_tir: err_rqt: teardown_virtqueues(ndev); err_setup: - mlx5_vdpa_remove_debugfs(ndev->debugfs); + mlx5_vdpa_remove_debugfs(ndev); out: return err; } @@ -2727,8 +2772,7 @@ static void teardown_driver(struct mlx5_vdpa_net *ndev) if (!ndev->setup) return; - mlx5_vdpa_remove_debugfs(ndev->debugfs); - ndev->debugfs = NULL; + mlx5_vdpa_remove_debugfs(ndev); teardown_steering(ndev); destroy_tir(ndev); destroy_rqt(ndev); @@ -3489,8 +3533,6 @@ static void mlx5_vdpa_dev_del(struct vdpa_mgmt_dev *v_mdev, struct vdpa_device * struct mlx5_vdpa_net *ndev = to_mlx5_vdpa_ndev(mvdev); struct workqueue_struct *wq; - mlx5_vdpa_remove_debugfs(ndev->debugfs); - ndev->debugfs = NULL; unregister_link_notifier(ndev); _vdpa_unregister_device(dev); wq = mvdev->wq; diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.h b/drivers/vdpa/mlx5/net/mlx5_vnet.h index 36c44d9fdd16..90b556a57971 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.h +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.h @@ -65,6 +65,15 @@ struct mlx5_vdpa_net { struct hlist_head macvlan_hash[MLX5V_MACVLAN_SIZE]; struct mlx5_vdpa_irq_pool irqp; struct dentry *debugfs; + + u32 umem_1_buffer_param_a; + u32 umem_1_buffer_param_b; + + u32 umem_2_buffer_param_a; + u32 umem_2_buffer_param_b; + + u32 umem_3_buffer_param_a; + u32 umem_3_buffer_param_b; }; struct mlx5_vdpa_counter { @@ -88,7 +97,7 @@ struct macvlan_node { }; void mlx5_vdpa_add_debugfs(struct mlx5_vdpa_net *ndev); -void mlx5_vdpa_remove_debugfs(struct dentry *dbg); +void mlx5_vdpa_remove_debugfs(struct mlx5_vdpa_net *ndev); void mlx5_vdpa_add_rx_flow_table(struct mlx5_vdpa_net *ndev); void mlx5_vdpa_remove_rx_flow_table(struct mlx5_vdpa_net *ndev); void mlx5_vdpa_add_tirn(struct mlx5_vdpa_net *ndev); diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c index 00d7d72713be..b3a3cb165795 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_blk.c @@ -499,12 +499,13 @@ static int __init vdpasim_blk_init(void) GFP_KERNEL); if (!shared_buffer) { ret = -ENOMEM; - goto parent_err; + goto mgmt_dev_err; } } return 0; - +mgmt_dev_err: + vdpa_mgmtdev_unregister(&mgmt_dev); parent_err: device_unregister(&vdpasim_blk_mgmtdev); return ret; diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index c71d573f1c94..e0c181ad17e3 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1458,9 +1458,7 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev, goto done; } - if ((msg.type == VHOST_IOTLB_UPDATE || - msg.type == VHOST_IOTLB_INVALIDATE) && - msg.size == 0) { + if (msg.type == VHOST_IOTLB_UPDATE && msg.size == 0) { ret = -EINVAL; goto done; } diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c index 5c87817a4f4c..3dcf83f5e7b4 100644 --- a/drivers/video/fbdev/aty/atyfb_base.c +++ b/drivers/video/fbdev/aty/atyfb_base.c @@ -3440,11 +3440,15 @@ static int atyfb_setup_generic(struct pci_dev *pdev, struct fb_info *info, } info->fix.mmio_start = raddr; +#if defined(__i386__) || defined(__ia64__) /* * By using strong UC we force the MTRR to never have an * effect on the MMIO region on both non-PAT and PAT systems. */ par->ati_regbase = ioremap_uc(info->fix.mmio_start, 0x1000); +#else + par->ati_regbase = ioremap(info->fix.mmio_start, 0x1000); +#endif if (par->ati_regbase == NULL) return -ENOMEM; diff --git a/drivers/video/fbdev/core/cfbcopyarea.c b/drivers/video/fbdev/core/cfbcopyarea.c index 6d4bfeecee35..5b80bf3dae50 100644 --- a/drivers/video/fbdev/core/cfbcopyarea.c +++ b/drivers/video/fbdev/core/cfbcopyarea.c @@ -382,7 +382,7 @@ void cfb_copyarea(struct fb_info *p, const struct fb_copyarea *area) { u32 dx = area->dx, dy = area->dy, sx = area->sx, sy = area->sy; u32 height = area->height, width = area->width; - unsigned long const bits_per_line = p->fix.line_length*8u; + unsigned int const bits_per_line = p->fix.line_length * 8u; unsigned long __iomem *base = NULL; int bits = BITS_PER_LONG, bytes = bits >> 3; unsigned dst_idx = 0, src_idx = 0, rev_copy = 0; diff --git a/drivers/video/fbdev/core/syscopyarea.c b/drivers/video/fbdev/core/syscopyarea.c index c1eda3190968..7b8bd3a2bedc 100644 --- a/drivers/video/fbdev/core/syscopyarea.c +++ b/drivers/video/fbdev/core/syscopyarea.c @@ -316,7 +316,7 @@ void sys_copyarea(struct fb_info *p, const struct fb_copyarea *area) { u32 dx = area->dx, dy = area->dy, sx = area->sx, sy = area->sy; u32 height = area->height, width = area->width; - unsigned long const bits_per_line = p->fix.line_length*8u; + unsigned int const bits_per_line = p->fix.line_length * 8u; unsigned long *base = NULL; int bits = BITS_PER_LONG, bytes = bits >> 3; unsigned dst_idx = 0, src_idx = 0, rev_copy = 0; diff --git a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h index 167585a889d3..719b99a9bc77 100644 --- a/drivers/video/fbdev/mmp/hw/mmp_ctrl.h +++ b/drivers/video/fbdev/mmp/hw/mmp_ctrl.h @@ -1406,7 +1406,7 @@ struct mmphw_ctrl { /*pathes*/ int path_num; - struct mmphw_path_plat path_plats[]; + struct mmphw_path_plat path_plats[] __counted_by(path_num); }; static inline int overlay_is_vid(struct mmp_overlay *overlay) diff --git a/drivers/video/fbdev/omap/omapfb_main.c b/drivers/video/fbdev/omap/omapfb_main.c index f28cb90947a3..42c96f1cfc93 100644 --- a/drivers/video/fbdev/omap/omapfb_main.c +++ b/drivers/video/fbdev/omap/omapfb_main.c @@ -1645,13 +1645,13 @@ static int omapfb_do_probe(struct platform_device *pdev, } fbdev->int_irq = platform_get_irq(pdev, 0); if (fbdev->int_irq < 0) { - r = ENXIO; + r = -ENXIO; goto cleanup; } fbdev->ext_irq = platform_get_irq(pdev, 1); if (fbdev->ext_irq < 0) { - r = ENXIO; + r = -ENXIO; goto cleanup; } diff --git a/drivers/video/fbdev/sa1100fb.c b/drivers/video/fbdev/sa1100fb.c index 3d76ce111488..cf0f706762b4 100644 --- a/drivers/video/fbdev/sa1100fb.c +++ b/drivers/video/fbdev/sa1100fb.c @@ -1214,7 +1214,7 @@ static struct platform_driver sa1100fb_driver = { }, }; -int __init sa1100fb_init(void) +static int __init sa1100fb_init(void) { if (fb_get_options("sa1100fb", NULL)) return -ENODEV; diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c index a1a67830fbbc..e1f421e91b4f 100644 --- a/drivers/video/fbdev/uvesafb.c +++ b/drivers/video/fbdev/uvesafb.c @@ -1928,10 +1928,10 @@ static void uvesafb_exit(void) } } - cn_del_callback(&uvesafb_cn_id); driver_remove_file(&uvesafb_driver.driver, &driver_attr_v86d); platform_device_unregister(uvesafb_device); platform_driver_unregister(&uvesafb_driver); + cn_del_callback(&uvesafb_cn_id); } module_exit(uvesafb_exit); diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 5b15936a5214..2d5d252ef419 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -395,7 +395,11 @@ static inline s64 towards_target(struct virtio_balloon *vb) virtio_cread_le(vb->vdev, struct virtio_balloon_config, num_pages, &num_pages); - target = num_pages; + /* + * Aligned up to guest page size to avoid inflating and deflating + * balloon endlessly. + */ + target = ALIGN(num_pages, VIRTIO_BALLOON_PAGES_PER_PAGE); return target - vb->num_pages; } diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c index 97760f611295..59892a31cf76 100644 --- a/drivers/virtio/virtio_mmio.c +++ b/drivers/virtio/virtio_mmio.c @@ -631,14 +631,17 @@ static int virtio_mmio_probe(struct platform_device *pdev) spin_lock_init(&vm_dev->lock); vm_dev->base = devm_platform_ioremap_resource(pdev, 0); - if (IS_ERR(vm_dev->base)) - return PTR_ERR(vm_dev->base); + if (IS_ERR(vm_dev->base)) { + rc = PTR_ERR(vm_dev->base); + goto free_vm_dev; + } /* Check magic value */ magic = readl(vm_dev->base + VIRTIO_MMIO_MAGIC_VALUE); if (magic != ('v' | 'i' << 8 | 'r' << 16 | 't' << 24)) { dev_warn(&pdev->dev, "Wrong magic value 0x%08lx!\n", magic); - return -ENODEV; + rc = -ENODEV; + goto free_vm_dev; } /* Check device version */ @@ -646,7 +649,8 @@ static int virtio_mmio_probe(struct platform_device *pdev) if (vm_dev->version < 1 || vm_dev->version > 2) { dev_err(&pdev->dev, "Version %ld not supported!\n", vm_dev->version); - return -ENXIO; + rc = -ENXIO; + goto free_vm_dev; } vm_dev->vdev.id.device = readl(vm_dev->base + VIRTIO_MMIO_DEVICE_ID); @@ -655,7 +659,8 @@ static int virtio_mmio_probe(struct platform_device *pdev) * virtio-mmio device with an ID 0 is a (dummy) placeholder * with no function. End probing now with no error reported. */ - return -ENODEV; + rc = -ENODEV; + goto free_vm_dev; } vm_dev->vdev.id.vendor = readl(vm_dev->base + VIRTIO_MMIO_VENDOR_ID); @@ -685,6 +690,10 @@ static int virtio_mmio_probe(struct platform_device *pdev) put_device(&vm_dev->vdev.dev); return rc; + +free_vm_dev: + kfree(vm_dev); + return rc; } static int virtio_mmio_remove(struct platform_device *pdev) diff --git a/drivers/virtio/virtio_pci_modern_dev.c b/drivers/virtio/virtio_pci_modern_dev.c index aad7d9296e77..9cb601e16688 100644 --- a/drivers/virtio/virtio_pci_modern_dev.c +++ b/drivers/virtio/virtio_pci_modern_dev.c @@ -291,7 +291,7 @@ int vp_modern_probe(struct virtio_pci_modern_device *mdev) err = -EINVAL; mdev->common = vp_modern_map_capability(mdev, common, sizeof(struct virtio_pci_common_cfg), 4, - 0, sizeof(struct virtio_pci_common_cfg), + 0, sizeof(struct virtio_pci_modern_common_cfg), NULL, NULL); if (!mdev->common) goto err_map_common; diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 0bb86e6c4d0a..1b2136fe0fa5 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -33,6 +33,7 @@ #include <linux/slab.h> #include <linux/irqnr.h> #include <linux/pci.h> +#include <linux/rcupdate.h> #include <linux/spinlock.h> #include <linux/cpuhotplug.h> #include <linux/atomic.h> @@ -96,6 +97,7 @@ enum xen_irq_type { struct irq_info { struct list_head list; struct list_head eoi_list; + struct rcu_work rwork; short refcnt; u8 spurious_cnt; u8 is_accounted; @@ -147,22 +149,12 @@ const struct evtchn_ops *evtchn_ops; static DEFINE_MUTEX(irq_mapping_update_lock); /* - * Lock protecting event handling loop against removing event channels. - * Adding of event channels is no issue as the associated IRQ becomes active - * only after everything is setup (before request_[threaded_]irq() the handler - * can't be entered for an event, as the event channel will be unmasked only - * then). - */ -static DEFINE_RWLOCK(evtchn_rwlock); - -/* * Lock hierarchy: * * irq_mapping_update_lock - * evtchn_rwlock - * IRQ-desc lock - * percpu eoi_list_lock - * irq_info->lock + * IRQ-desc lock + * percpu eoi_list_lock + * irq_info->lock */ static LIST_HEAD(xen_irq_list_head); @@ -306,6 +298,22 @@ static void channels_on_cpu_inc(struct irq_info *info) info->is_accounted = 1; } +static void delayed_free_irq(struct work_struct *work) +{ + struct irq_info *info = container_of(to_rcu_work(work), struct irq_info, + rwork); + unsigned int irq = info->irq; + + /* Remove the info pointer only now, with no potential users left. */ + set_info_for_irq(irq, NULL); + + kfree(info); + + /* Legacy IRQ descriptors are managed by the arch. */ + if (irq >= nr_legacy_irqs()) + irq_free_desc(irq); +} + /* Constructors for packed IRQ information. */ static int xen_irq_info_common_setup(struct irq_info *info, unsigned irq, @@ -668,33 +676,36 @@ static void xen_irq_lateeoi_worker(struct work_struct *work) eoi = container_of(to_delayed_work(work), struct lateeoi_work, delayed); - read_lock_irqsave(&evtchn_rwlock, flags); + rcu_read_lock(); while (true) { - spin_lock(&eoi->eoi_list_lock); + spin_lock_irqsave(&eoi->eoi_list_lock, flags); info = list_first_entry_or_null(&eoi->eoi_list, struct irq_info, eoi_list); - if (info == NULL || now < info->eoi_time) { - spin_unlock(&eoi->eoi_list_lock); + if (info == NULL) + break; + + if (now < info->eoi_time) { + mod_delayed_work_on(info->eoi_cpu, system_wq, + &eoi->delayed, + info->eoi_time - now); break; } list_del_init(&info->eoi_list); - spin_unlock(&eoi->eoi_list_lock); + spin_unlock_irqrestore(&eoi->eoi_list_lock, flags); info->eoi_time = 0; xen_irq_lateeoi_locked(info, false); } - if (info) - mod_delayed_work_on(info->eoi_cpu, system_wq, - &eoi->delayed, info->eoi_time - now); + spin_unlock_irqrestore(&eoi->eoi_list_lock, flags); - read_unlock_irqrestore(&evtchn_rwlock, flags); + rcu_read_unlock(); } static void xen_cpu_init_eoi(unsigned int cpu) @@ -709,16 +720,15 @@ static void xen_cpu_init_eoi(unsigned int cpu) void xen_irq_lateeoi(unsigned int irq, unsigned int eoi_flags) { struct irq_info *info; - unsigned long flags; - read_lock_irqsave(&evtchn_rwlock, flags); + rcu_read_lock(); info = info_for_irq(irq); if (info) xen_irq_lateeoi_locked(info, eoi_flags & XEN_EOI_FLAG_SPURIOUS); - read_unlock_irqrestore(&evtchn_rwlock, flags); + rcu_read_unlock(); } EXPORT_SYMBOL_GPL(xen_irq_lateeoi); @@ -732,6 +742,7 @@ static void xen_irq_init(unsigned irq) info->type = IRQT_UNBOUND; info->refcnt = -1; + INIT_RCU_WORK(&info->rwork, delayed_free_irq); set_info_for_irq(irq, info); /* @@ -789,31 +800,18 @@ static int __must_check xen_allocate_irq_gsi(unsigned gsi) static void xen_free_irq(unsigned irq) { struct irq_info *info = info_for_irq(irq); - unsigned long flags; if (WARN_ON(!info)) return; - write_lock_irqsave(&evtchn_rwlock, flags); - if (!list_empty(&info->eoi_list)) lateeoi_list_del(info); list_del(&info->list); - set_info_for_irq(irq, NULL); - WARN_ON(info->refcnt > 0); - write_unlock_irqrestore(&evtchn_rwlock, flags); - - kfree(info); - - /* Legacy IRQ descriptors are managed by the arch. */ - if (irq < nr_legacy_irqs()) - return; - - irq_free_desc(irq); + queue_rcu_work(system_wq, &info->rwork); } /* Not called for lateeoi events. */ @@ -1711,7 +1709,14 @@ int xen_evtchn_do_upcall(void) int cpu = smp_processor_id(); struct evtchn_loop_ctrl ctrl = { 0 }; - read_lock(&evtchn_rwlock); + /* + * When closing an event channel the associated IRQ must not be freed + * until all cpus have left the event handling loop. This is ensured + * by taking the rcu_read_lock() while handling events, as freeing of + * the IRQ is handled via queue_rcu_work() _after_ closing the event + * channel. + */ + rcu_read_lock(); do { vcpu_info->evtchn_upcall_pending = 0; @@ -1724,7 +1729,7 @@ int xen_evtchn_do_upcall(void) } while (vcpu_info->evtchn_upcall_pending); - read_unlock(&evtchn_rwlock); + rcu_read_unlock(); /* * Increment irq_epoch only now to defer EOIs only for |