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-rw-r--r--drivers/base/cpu.c8
-rw-r--r--drivers/base/init.c2
-rw-r--r--drivers/base/memory.c2
-rw-r--r--drivers/base/regmap/regmap-irq.c8
-rw-r--r--drivers/base/regmap/regmap.c15
-rw-r--r--drivers/block/xen-blkfront.c19
-rw-r--r--drivers/bus/bt1-apb.c14
-rw-r--r--drivers/bus/bt1-axi.c14
-rw-r--r--drivers/bus/fsl-mc/fsl-mc-bus.c6
-rw-r--r--drivers/char/lp.c2
-rw-r--r--drivers/char/random.c6
-rw-r--r--drivers/clocksource/hyperv_timer.c1
-rw-r--r--drivers/comedi/drivers/vmk80xx.c2
-rw-r--r--drivers/dma-buf/udmabuf.c5
-rw-r--r--drivers/firewire/core-cdev.c2
-rw-r--r--drivers/firewire/core-device.c6
-rw-r--r--drivers/firmware/arm_scmi/base.c24
-rw-r--r--drivers/firmware/arm_scmi/clock.c7
-rw-r--r--drivers/firmware/arm_scmi/perf.c6
-rw-r--r--drivers/firmware/arm_scmi/power.c2
-rw-r--r--drivers/firmware/arm_scmi/protocols.h2
-rw-r--r--drivers/firmware/arm_scmi/reset.c2
-rw-r--r--drivers/firmware/arm_scmi/sensors.c68
-rw-r--r--drivers/firmware/arm_scmi/voltage.c15
-rw-r--r--drivers/firmware/efi/sysfb_efi.c2
-rw-r--r--drivers/gpio/gpio-grgpio.c14
-rw-r--r--drivers/gpio/gpio-mxs.c2
-rw-r--r--drivers/gpio/gpio-realtek-otto.c10
-rw-r--r--drivers/gpio/gpio-vr41xx.c2
-rw-r--r--drivers/gpio/gpio-winbond.c7
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c20
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c8
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c2
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c24
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c3
-rw-r--r--drivers/gpu/drm/drm_panel_orientation_quirks.c6
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.c6
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_mic.c42
-rw-r--r--drivers/gpu/drm/i915/display/intel_dp.c32
-rw-r--r--drivers/gpu/drm/i915/display/intel_dpll_mgr.c4
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c3
-rw-r--r--drivers/gpu/drm/i915/gt/intel_gt.c1
-rw-r--r--drivers/gpu/drm/i915/gt/intel_gt_sysfs.c29
-rw-r--r--drivers/gpu/drm/i915/gt/intel_gt_sysfs.h6
-rw-r--r--drivers/gpu/drm/i915/gt/intel_gt_types.h3
-rw-r--r--drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c2
-rw-r--r--drivers/gpu/drm/i915/i915_drm_client.c5
-rw-r--r--drivers/gpu/drm/i915/i915_sysfs.c17
-rw-r--r--drivers/gpu/drm/i915/i915_vma.c48
-rw-r--r--drivers/gpu/drm/msm/adreno/adreno_gpu.c14
-rw-r--r--drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c9
-rw-r--r--drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c2
-rw-r--r--drivers/gpu/drm/msm/dp/dp_ctrl.c33
-rw-r--r--drivers/gpu/drm/msm/dp/dp_ctrl.h2
-rw-r--r--drivers/gpu/drm/msm/dp/dp_display.c16
-rw-r--r--drivers/gpu/drm/msm/msm_drv.c2
-rw-r--r--drivers/gpu/drm/msm/msm_drv.h1
-rw-r--r--drivers/gpu/drm/msm/msm_fence.c8
-rw-r--r--drivers/gpu/drm/msm/msm_gem.c7
-rw-r--r--drivers/gpu/drm/msm/msm_gem.h11
-rw-r--r--drivers/gpu/drm/msm/msm_gem_prime.c15
-rw-r--r--drivers/gpu/drm/msm/msm_gem_submit.c18
-rw-r--r--drivers/gpu/drm/msm/msm_gem_vma.c6
-rw-r--r--drivers/gpu/drm/msm/msm_gpu.c27
-rw-r--r--drivers/gpu/drm/msm/msm_iommu.c2
-rw-r--r--drivers/gpu/drm/msm/msm_ringbuffer.c2
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_drv.c12
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_layer.c2
-rw-r--r--drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c54
-rw-r--r--drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h2
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c22
-rw-r--r--drivers/gpu/drm/ttm/ttm_device.c6
-rw-r--r--drivers/gpu/drm/ttm/ttm_resource.c52
-rw-r--r--drivers/gpu/drm/vc4/vc4_bo.c62
-rw-r--r--drivers/gpu/drm/vc4/vc4_crtc.c196
-rw-r--r--drivers/gpu/drm/vc4/vc4_drv.c97
-rw-r--r--drivers/gpu/drm/vc4/vc4_drv.h19
-rw-r--r--drivers/gpu/drm/vc4/vc4_gem.c40
-rw-r--r--drivers/gpu/drm/vc4/vc4_hdmi.c2
-rw-r--r--drivers/gpu/drm/vc4/vc4_hvs.c18
-rw-r--r--drivers/gpu/drm/vc4/vc4_irq.c16
-rw-r--r--drivers/gpu/drm/vc4/vc4_kms.c24
-rw-r--r--drivers/gpu/drm/vc4/vc4_perfmon.c47
-rw-r--r--drivers/gpu/drm/vc4/vc4_plane.c29
-rw-r--r--drivers/gpu/drm/vc4/vc4_render_cl.c4
-rw-r--r--drivers/gpu/drm/vc4/vc4_v3d.c15
-rw-r--r--drivers/gpu/drm/vc4/vc4_validate.c16
-rw-r--r--drivers/gpu/drm/vc4/vc4_validate_shaders.c4
-rw-r--r--drivers/gpu/drm/xen/xen_drm_front_gem.c2
-rw-r--r--drivers/hid/hid-hyperv.c5
-rw-r--r--drivers/hv/channel_mgmt.c18
-rw-r--r--drivers/hv/hv_kvp.c2
-rw-r--r--drivers/hv/vmbus_drv.c4
-rw-r--r--drivers/hwmon/asus-ec-sensors.c2
-rw-r--r--drivers/hwmon/occ/common.c5
-rw-r--r--drivers/i2c/busses/i2c-designware-common.c3
-rw-r--r--drivers/i2c/busses/i2c-designware-platdrv.c13
-rw-r--r--drivers/i2c/busses/i2c-mt65xx.c9
-rw-r--r--drivers/i2c/busses/i2c-npcm7xx.c3
-rw-r--r--drivers/iio/accel/bma180.c3
-rw-r--r--drivers/iio/accel/kxcjk-1013.c4
-rw-r--r--drivers/iio/accel/mma8452.c22
-rw-r--r--drivers/iio/accel/mxc4005.c4
-rw-r--r--drivers/iio/adc/adi-axi-adc.c3
-rw-r--r--drivers/iio/adc/aspeed_adc.c1
-rw-r--r--drivers/iio/adc/axp288_adc.c8
-rw-r--r--drivers/iio/adc/rzg2l_adc.c8
-rw-r--r--drivers/iio/adc/stm32-adc-core.c9
-rw-r--r--drivers/iio/adc/stm32-adc.c37
-rw-r--r--drivers/iio/adc/ti-ads131e08.c10
-rw-r--r--drivers/iio/adc/xilinx-ams.c2
-rw-r--r--drivers/iio/afe/iio-rescale.c2
-rw-r--r--drivers/iio/chemical/ccs811.c4
-rw-r--r--drivers/iio/frequency/admv1014.c6
-rw-r--r--drivers/iio/gyro/mpu3050-core.c1
-rw-r--r--drivers/iio/humidity/hts221_buffer.c5
-rw-r--r--drivers/iio/imu/inv_icm42600/inv_icm42600.h1
-rw-r--r--drivers/iio/imu/inv_icm42600/inv_icm42600_core.c2
-rw-r--r--drivers/iio/magnetometer/yamaha-yas530.c2
-rw-r--r--drivers/iio/proximity/sx9324.c3
-rw-r--r--drivers/iio/test/Kconfig2
-rw-r--r--drivers/iio/test/Makefile2
-rw-r--r--drivers/iio/trigger/iio-trig-sysfs.c1
-rw-r--r--drivers/iommu/ipmmu-vmsa.c2
-rw-r--r--drivers/irqchip/Kconfig2
-rw-r--r--drivers/irqchip/irq-apple-aic.c2
-rw-r--r--drivers/irqchip/irq-gic-realview.c1
-rw-r--r--drivers/irqchip/irq-gic-v3.c7
-rw-r--r--drivers/irqchip/irq-loongson-liointc.c8
-rw-r--r--drivers/irqchip/irq-realtek-rtl.c2
-rw-r--r--drivers/irqchip/irq-uniphier-aidet.c1
-rw-r--r--drivers/md/dm-core.h1
-rw-r--r--drivers/md/dm-era-target.c8
-rw-r--r--drivers/md/dm-log.c5
-rw-r--r--drivers/md/dm-raid.c2
-rw-r--r--drivers/md/dm.c39
-rw-r--r--drivers/md/md.c14
-rw-r--r--drivers/md/md.h2
-rw-r--r--drivers/md/raid5-ppl.c4
-rw-r--r--drivers/memory/Kconfig1
-rw-r--r--drivers/memory/mtk-smi.c5
-rw-r--r--drivers/memory/samsung/exynos5422-dmc.c29
-rw-r--r--drivers/misc/atmel-ssc.c4
-rw-r--r--drivers/misc/cardreader/rts5261.c2
-rw-r--r--drivers/misc/eeprom/at25.c93
-rw-r--r--drivers/misc/mei/hbm.c3
-rw-r--r--drivers/misc/mei/hw-me-regs.h2
-rw-r--r--drivers/misc/mei/hw-me.c2
-rw-r--r--drivers/misc/mei/pci-me.c2
-rw-r--r--drivers/mmc/host/mtk-sd.c20
-rw-r--r--drivers/mmc/host/sdhci-pci-o2micro.c2
-rw-r--r--drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c2
-rw-r--r--drivers/mtd/nand/raw/nand_ids.c3
-rw-r--r--drivers/net/bonding/bond_main.c4
-rw-r--r--drivers/net/dsa/qca8k.c22
-rw-r--r--drivers/net/dsa/qca8k.h2
-rw-r--r--drivers/net/ethernet/amd/xgbe/xgbe-platform.c4
-rw-r--r--drivers/net/ethernet/broadcom/bgmac-bcma.c1
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hnae3.h1
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c2
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c18
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c101
-rw-r--r--drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h1
-rw-r--r--drivers/net/ethernet/huawei/hinic/hinic_devlink.c4
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_ethtool.c25
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c5
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c2
-rw-r--r--drivers/net/ethernet/intel/iavf/iavf_main.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ethtool.c49
-rw-r--r--drivers/net/ethernet/intel/ice/ice_lib.c42
-rw-r--r--drivers/net/ethernet/intel/ice/ice_main.c49
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.c2
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp.h31
-rw-r--r--drivers/net/ethernet/intel/ice/ice_tc_lib.c5
-rw-r--r--drivers/net/ethernet/intel/ice/ice_vf_lib.c5
-rw-r--r--drivers/net/ethernet/intel/ice/ice_virtchnl.c53
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c19
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c3
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h2
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_axienet.h51
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_axienet_main.c29
-rw-r--r--drivers/net/hamradio/6pack.c9
-rw-r--r--drivers/net/phy/aquantia_main.c15
-rw-r--r--drivers/net/phy/at803x.c6
-rw-r--r--drivers/net/phy/smsc.c6
-rw-r--r--drivers/net/usb/ax88179_178a.c26
-rw-r--r--drivers/net/veth.c4
-rw-r--r--drivers/net/virtio_net.c25
-rw-r--r--drivers/nvme/host/core.c19
-rw-r--r--drivers/nvme/host/nvme.h28
-rw-r--r--drivers/nvme/host/pci.c49
-rw-r--r--drivers/regulator/qcom_smd-regulator.c8
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c82
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.h2
-rw-r--r--drivers/scsi/scsi_debug.c22
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c7
-rw-r--r--drivers/scsi/storvsc_drv.c27
-rw-r--r--drivers/soc/bcm/brcmstb/pm/pm-arm.c1
-rw-r--r--drivers/soc/imx/imx8m-blk-ctrl.c2
-rw-r--r--drivers/spi/spi-cadence.c37
-rw-r--r--drivers/spi/spi-mem.c2
-rw-r--r--drivers/spi/spi-rockchip.c11
-rw-r--r--drivers/staging/olpc_dcon/Kconfig2
-rw-r--r--drivers/staging/r8188eu/core/rtw_xmit.c20
-rw-r--r--drivers/staging/r8188eu/os_dep/ioctl_linux.c2
-rw-r--r--drivers/staging/rtl8723bs/os_dep/ioctl_linux.c6
-rw-r--r--drivers/tty/goldfish.c2
-rw-r--r--drivers/tty/n_gsm.c2
-rw-r--r--drivers/tty/serial/8250/8250_port.c2
-rw-r--r--drivers/tty/serial/qcom_geni_serial.c1
-rw-r--r--drivers/tty/serial/serial_core.c9
-rw-r--r--drivers/tty/sysrq.c2
-rw-r--r--drivers/ufs/core/ufshcd.c76
-rw-r--r--drivers/usb/cdns3/cdnsp-ring.c19
-rw-r--r--drivers/usb/chipidea/udc.c3
-rw-r--r--drivers/usb/dwc2/hcd.c2
-rw-r--r--drivers/usb/dwc3/core.c9
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c1
-rw-r--r--drivers/usb/dwc3/gadget.c26
-rw-r--r--drivers/usb/gadget/function/f_fs.c40
-rw-r--r--drivers/usb/gadget/function/u_ether.c12
-rw-r--r--drivers/usb/gadget/function/uvc_video.c3
-rw-r--r--drivers/usb/gadget/legacy/raw_gadget.c63
-rw-r--r--drivers/usb/gadget/udc/lpc32xx_udc.c1
-rw-r--r--drivers/usb/host/xhci-hub.c2
-rw-r--r--drivers/usb/host/xhci-pci.c6
-rw-r--r--drivers/usb/host/xhci.c65
-rw-r--r--drivers/usb/host/xhci.h2
-rw-r--r--drivers/usb/serial/io_ti.c2
-rw-r--r--drivers/usb/serial/io_usbvend.h1
-rw-r--r--drivers/usb/serial/option.c12
-rw-r--r--drivers/usb/serial/pl2303.c29
-rw-r--r--drivers/usb/typec/tcpm/Kconfig1
-rw-r--r--drivers/video/console/sticore.c2
-rw-r--r--drivers/video/fbdev/au1100fb.c6
-rw-r--r--drivers/video/fbdev/cirrusfb.c6
-rw-r--r--drivers/video/fbdev/intelfb/intelfbdrv.c4
-rw-r--r--drivers/video/fbdev/intelfb/intelfbhw.c12
-rw-r--r--drivers/video/fbdev/omap/sossi.c2
-rw-r--r--drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c2
-rw-r--r--drivers/video/fbdev/pxa3xx-gcu.c2
-rw-r--r--drivers/video/fbdev/simplefb.c3
-rw-r--r--drivers/video/fbdev/skeletonfb.c15
-rw-r--r--drivers/watchdog/gxp-wdt.c1
-rw-r--r--drivers/xen/features.c2
-rw-r--r--drivers/xen/gntdev-common.h7
-rw-r--r--drivers/xen/gntdev.c157
251 files changed, 2368 insertions, 1136 deletions
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 2ef23fce0860..a97776ea9d99 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -564,6 +564,12 @@ ssize_t __weak cpu_show_srbds(struct device *dev,
return sysfs_emit(buf, "Not affected\n");
}
+ssize_t __weak cpu_show_mmio_stale_data(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ return sysfs_emit(buf, "Not affected\n");
+}
+
static DEVICE_ATTR(meltdown, 0444, cpu_show_meltdown, NULL);
static DEVICE_ATTR(spectre_v1, 0444, cpu_show_spectre_v1, NULL);
static DEVICE_ATTR(spectre_v2, 0444, cpu_show_spectre_v2, NULL);
@@ -573,6 +579,7 @@ static DEVICE_ATTR(mds, 0444, cpu_show_mds, NULL);
static DEVICE_ATTR(tsx_async_abort, 0444, cpu_show_tsx_async_abort, NULL);
static DEVICE_ATTR(itlb_multihit, 0444, cpu_show_itlb_multihit, NULL);
static DEVICE_ATTR(srbds, 0444, cpu_show_srbds, NULL);
+static DEVICE_ATTR(mmio_stale_data, 0444, cpu_show_mmio_stale_data, NULL);
static struct attribute *cpu_root_vulnerabilities_attrs[] = {
&dev_attr_meltdown.attr,
@@ -584,6 +591,7 @@ static struct attribute *cpu_root_vulnerabilities_attrs[] = {
&dev_attr_tsx_async_abort.attr,
&dev_attr_itlb_multihit.attr,
&dev_attr_srbds.attr,
+ &dev_attr_mmio_stale_data.attr,
NULL
};
diff --git a/drivers/base/init.c b/drivers/base/init.c
index d8d0fe687111..397eb9880cec 100644
--- a/drivers/base/init.c
+++ b/drivers/base/init.c
@@ -8,6 +8,7 @@
#include <linux/init.h>
#include <linux/memory.h>
#include <linux/of.h>
+#include <linux/backing-dev.h>
#include "base.h"
@@ -20,6 +21,7 @@
void __init driver_init(void)
{
/* These are the core pieces */
+ bdi_init(&noop_backing_dev_info);
devtmpfs_init();
devices_init();
buses_init();
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index 084d67fd55cc..bc60c9cd3230 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -558,7 +558,7 @@ static ssize_t hard_offline_page_store(struct device *dev,
if (kstrtoull(buf, 0, &pfn) < 0)
return -EINVAL;
pfn >>= PAGE_SHIFT;
- ret = memory_failure(pfn, 0);
+ ret = memory_failure(pfn, MF_SW_SIMULATED);
if (ret == -EOPNOTSUPP)
ret = 0;
return ret ? ret : count;
diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c
index 400c7412a7dc..a6db605707b0 100644
--- a/drivers/base/regmap/regmap-irq.c
+++ b/drivers/base/regmap/regmap-irq.c
@@ -252,6 +252,7 @@ static void regmap_irq_enable(struct irq_data *data)
struct regmap_irq_chip_data *d = irq_data_get_irq_chip_data(data);
struct regmap *map = d->map;
const struct regmap_irq *irq_data = irq_to_regmap_irq(d, data->hwirq);
+ unsigned int reg = irq_data->reg_offset / map->reg_stride;
unsigned int mask, type;
type = irq_data->type.type_falling_val | irq_data->type.type_rising_val;
@@ -268,14 +269,14 @@ static void regmap_irq_enable(struct irq_data *data)
* at the corresponding offset in regmap_irq_set_type().
*/
if (d->chip->type_in_mask && type)
- mask = d->type_buf[irq_data->reg_offset / map->reg_stride];
+ mask = d->type_buf[reg] & irq_data->mask;
else
mask = irq_data->mask;
if (d->chip->clear_on_unmask)
d->clear_status = true;
- d->mask_buf[irq_data->reg_offset / map->reg_stride] &= ~mask;
+ d->mask_buf[reg] &= ~mask;
}
static void regmap_irq_disable(struct irq_data *data)
@@ -386,6 +387,7 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data,
subreg = &chip->sub_reg_offsets[b];
for (i = 0; i < subreg->num_regs; i++) {
unsigned int offset = subreg->offset[i];
+ unsigned int index = offset / map->reg_stride;
if (chip->not_fixed_stride)
ret = regmap_read(map,
@@ -394,7 +396,7 @@ static inline int read_sub_irq_data(struct regmap_irq_chip_data *data,
else
ret = regmap_read(map,
chip->status_base + offset,
- &data->status_buf[offset]);
+ &data->status_buf[index]);
if (ret)
break;
diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 2221d9863831..c3517ccc3159 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -1880,8 +1880,7 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
*/
bool regmap_can_raw_write(struct regmap *map)
{
- return map->bus && map->bus->write && map->format.format_val &&
- map->format.format_reg;
+ return map->write && map->format.format_val && map->format.format_reg;
}
EXPORT_SYMBOL_GPL(regmap_can_raw_write);
@@ -2155,10 +2154,9 @@ int regmap_noinc_write(struct regmap *map, unsigned int reg,
size_t write_len;
int ret;
- if (!map->bus)
- return -EINVAL;
- if (!map->bus->write)
+ if (!map->write)
return -ENOTSUPP;
+
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@@ -2278,7 +2276,7 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val,
* Some devices don't support bulk write, for them we have a series of
* single write operations.
*/
- if (!map->bus || !map->format.parse_inplace) {
+ if (!map->write || !map->format.parse_inplace) {
map->lock(map->lock_arg);
for (i = 0; i < val_count; i++) {
unsigned int ival;
@@ -2904,6 +2902,9 @@ int regmap_noinc_read(struct regmap *map, unsigned int reg,
size_t read_len;
int ret;
+ if (!map->read)
+ return -ENOTSUPP;
+
if (val_len % map->format.val_bytes)
return -EINVAL;
if (!IS_ALIGNED(reg, map->reg_stride))
@@ -3017,7 +3018,7 @@ int regmap_bulk_read(struct regmap *map, unsigned int reg, void *val,
if (val_count == 0)
return -EINVAL;
- if (map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
+ if (map->read && map->format.parse_inplace && (vol || map->cache_type == REGCACHE_NONE)) {
ret = regmap_raw_read(map, reg, val, val_bytes * val_count);
if (ret != 0)
return ret;
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index a88ce4426400..33f04ef78984 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -2114,9 +2114,11 @@ static void blkfront_closing(struct blkfront_info *info)
return;
/* No more blkif_request(). */
- blk_mq_stop_hw_queues(info->rq);
- blk_mark_disk_dead(info->gd);
- set_capacity(info->gd, 0);
+ if (info->rq && info->gd) {
+ blk_mq_stop_hw_queues(info->rq);
+ blk_mark_disk_dead(info->gd);
+ set_capacity(info->gd, 0);
+ }
for_each_rinfo(info, rinfo, i) {
/* No more gnttab callback work. */
@@ -2457,16 +2459,19 @@ static int blkfront_remove(struct xenbus_device *xbdev)
dev_dbg(&xbdev->dev, "%s removed", xbdev->nodename);
- del_gendisk(info->gd);
+ if (info->gd)
+ del_gendisk(info->gd);
mutex_lock(&blkfront_mutex);
list_del(&info->info_list);
mutex_unlock(&blkfront_mutex);
blkif_free(info, 0);
- xlbd_release_minors(info->gd->first_minor, info->gd->minors);
- blk_cleanup_disk(info->gd);
- blk_mq_free_tag_set(&info->tag_set);
+ if (info->gd) {
+ xlbd_release_minors(info->gd->first_minor, info->gd->minors);
+ blk_cleanup_disk(info->gd);
+ blk_mq_free_tag_set(&info->tag_set);
+ }
kfree(info);
return 0;
diff --git a/drivers/bus/bt1-apb.c b/drivers/bus/bt1-apb.c
index b25ff941e7c7..63b1b4a76671 100644
--- a/drivers/bus/bt1-apb.c
+++ b/drivers/bus/bt1-apb.c
@@ -175,10 +175,9 @@ static int bt1_apb_request_rst(struct bt1_apb *apb)
int ret;
apb->prst = devm_reset_control_get_optional_exclusive(apb->dev, "prst");
- if (IS_ERR(apb->prst)) {
- dev_warn(apb->dev, "Couldn't get reset control line\n");
- return PTR_ERR(apb->prst);
- }
+ if (IS_ERR(apb->prst))
+ return dev_err_probe(apb->dev, PTR_ERR(apb->prst),
+ "Couldn't get reset control line\n");
ret = reset_control_deassert(apb->prst);
if (ret)
@@ -199,10 +198,9 @@ static int bt1_apb_request_clk(struct bt1_apb *apb)
int ret;
apb->pclk = devm_clk_get(apb->dev, "pclk");
- if (IS_ERR(apb->pclk)) {
- dev_err(apb->dev, "Couldn't get APB clock descriptor\n");
- return PTR_ERR(apb->pclk);
- }
+ if (IS_ERR(apb->pclk))
+ return dev_err_probe(apb->dev, PTR_ERR(apb->pclk),
+ "Couldn't get APB clock descriptor\n");
ret = clk_prepare_enable(apb->pclk);
if (ret) {
diff --git a/drivers/bus/bt1-axi.c b/drivers/bus/bt1-axi.c
index e7a6744acc7b..70e49a6e5374 100644
--- a/drivers/bus/bt1-axi.c
+++ b/drivers/bus/bt1-axi.c
@@ -135,10 +135,9 @@ static int bt1_axi_request_rst(struct bt1_axi *axi)
int ret;
axi->arst = devm_reset_control_get_optional_exclusive(axi->dev, "arst");
- if (IS_ERR(axi->arst)) {
- dev_warn(axi->dev, "Couldn't get reset control line\n");
- return PTR_ERR(axi->arst);
- }
+ if (IS_ERR(axi->arst))
+ return dev_err_probe(axi->dev, PTR_ERR(axi->arst),
+ "Couldn't get reset control line\n");
ret = reset_control_deassert(axi->arst);
if (ret)
@@ -159,10 +158,9 @@ static int bt1_axi_request_clk(struct bt1_axi *axi)
int ret;
axi->aclk = devm_clk_get(axi->dev, "aclk");
- if (IS_ERR(axi->aclk)) {
- dev_err(axi->dev, "Couldn't get AXI Interconnect clock\n");
- return PTR_ERR(axi->aclk);
- }
+ if (IS_ERR(axi->aclk))
+ return dev_err_probe(axi->dev, PTR_ERR(axi->aclk),
+ "Couldn't get AXI Interconnect clock\n");
ret = clk_prepare_enable(axi->aclk);
if (ret) {
diff --git a/drivers/bus/fsl-mc/fsl-mc-bus.c b/drivers/bus/fsl-mc/fsl-mc-bus.c
index e81a9700cfd0..6143dbf31f31 100644
--- a/drivers/bus/fsl-mc/fsl-mc-bus.c
+++ b/drivers/bus/fsl-mc/fsl-mc-bus.c
@@ -1239,14 +1239,14 @@ error_cleanup_mc_io:
static int fsl_mc_bus_remove(struct platform_device *pdev)
{
struct fsl_mc *mc = platform_get_drvdata(pdev);
+ struct fsl_mc_io *mc_io;
if (!fsl_mc_is_root_dprc(&mc->root_mc_bus_dev->dev))
return -EINVAL;
+ mc_io = mc->root_mc_bus_dev->mc_io;
fsl_mc_device_remove(mc->root_mc_bus_dev);
-
- fsl_destroy_mc_io(mc->root_mc_bus_dev->mc_io);
- mc->root_mc_bus_dev->mc_io = NULL;
+ fsl_destroy_mc_io(mc_io);
bus_unregister_notifier(&fsl_mc_bus_type, &fsl_mc_nb);
diff --git a/drivers/char/lp.c b/drivers/char/lp.c
index 0e22e3b0a04e..38aad99ebb61 100644
--- a/drivers/char/lp.c
+++ b/drivers/char/lp.c
@@ -1019,7 +1019,7 @@ static struct parport_driver lp_driver = {
static int __init lp_init(void)
{
- int i, err = 0;
+ int i, err;
if (parport_nr[0] == LP_PARPORT_OFF)
return 0;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index 655e327d425e..e3dd1dd3dd22 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -87,7 +87,7 @@ static struct fasync_struct *fasync;
/* Control how we warn userspace. */
static struct ratelimit_state urandom_warning =
- RATELIMIT_STATE_INIT("warn_urandom_randomness", HZ, 3);
+ RATELIMIT_STATE_INIT_FLAGS("urandom_warning", HZ, 3, RATELIMIT_MSG_ON_RELEASE);
static int ratelimit_disable __read_mostly =
IS_ENABLED(CONFIG_WARN_ALL_UNSEEDED_RANDOM);
module_param_named(ratelimit_disable, ratelimit_disable, int, 0644);
@@ -408,7 +408,7 @@ static ssize_t get_random_bytes_user(struct iov_iter *iter)
/*
* Immediately overwrite the ChaCha key at index 4 with random
- * bytes, in case userspace causes copy_to_user() below to sleep
+ * bytes, in case userspace causes copy_to_iter() below to sleep
* forever, so that we still retain forward secrecy in that case.
*/
crng_make_state(chacha_state, (u8 *)&chacha_state[4], CHACHA_KEY_SIZE);
@@ -1009,7 +1009,7 @@ void add_interrupt_randomness(int irq)
if (new_count & MIX_INFLIGHT)
return;
- if (new_count < 64 && !time_is_before_jiffies(fast_pool->last + HZ))
+ if (new_count < 1024 && !time_is_before_jiffies(fast_pool->last + HZ))
return;
if (unlikely(!fast_pool->mix.func))
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
index ff188ab68496..bb47610bbd1c 100644
--- a/drivers/clocksource/hyperv_timer.c
+++ b/drivers/clocksource/hyperv_timer.c
@@ -565,4 +565,3 @@ void __init hv_init_clocksource(void)
hv_sched_clock_offset = hv_read_reference_counter();
hv_setup_sched_clock(read_hv_sched_clock_msr);
}
-EXPORT_SYMBOL_GPL(hv_init_clocksource);
diff --git a/drivers/comedi/drivers/vmk80xx.c b/drivers/comedi/drivers/vmk80xx.c
index 46023adc5395..4536ed43f65b 100644
--- a/drivers/comedi/drivers/vmk80xx.c
+++ b/drivers/comedi/drivers/vmk80xx.c
@@ -684,7 +684,7 @@ static int vmk80xx_alloc_usb_buffers(struct comedi_device *dev)
if (!devpriv->usb_rx_buf)
return -ENOMEM;
- size = max(usb_endpoint_maxp(devpriv->ep_rx), MIN_BUF_SIZE);
+ size = max(usb_endpoint_maxp(devpriv->ep_tx), MIN_BUF_SIZE);
devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
if (!devpriv->usb_tx_buf)
return -ENOMEM;
diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c
index e7330684d3b8..9631f2fd2faf 100644
--- a/drivers/dma-buf/udmabuf.c
+++ b/drivers/dma-buf/udmabuf.c
@@ -32,8 +32,11 @@ static vm_fault_t udmabuf_vm_fault(struct vm_fault *vmf)
{
struct vm_area_struct *vma = vmf->vma;
struct udmabuf *ubuf = vma->vm_private_data;
+ pgoff_t pgoff = vmf->pgoff;
- vmf->page = ubuf->pages[vmf->pgoff];
+ if (pgoff >= ubuf->pagecount)
+ return VM_FAULT_SIGBUS;
+ vmf->page = ubuf->pages[pgoff];
get_page(vmf->page);
return 0;
}
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index c9fe5903725a..9c89f7d53e99 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -1211,7 +1211,7 @@ static int ioctl_get_cycle_timer2(struct client *client, union ioctl_arg *arg)
struct fw_cdev_get_cycle_timer2 *a = &arg->get_cycle_timer2;
struct fw_card *card = client->device->card;
struct timespec64 ts = {0, 0};
- u32 cycle_time;
+ u32 cycle_time = 0;
int ret = 0;
local_irq_disable();
diff --git a/drivers/firewire/core-device.c b/drivers/firewire/core-device.c
index 90ed8fdaba75..adddd8c45d0c 100644
--- a/drivers/firewire/core-device.c
+++ b/drivers/firewire/core-device.c
@@ -372,8 +372,7 @@ static ssize_t rom_index_show(struct device *dev,
struct fw_device *device = fw_device(dev->parent);
struct fw_unit *unit = fw_unit(dev);
- return snprintf(buf, PAGE_SIZE, "%d\n",
- (int)(unit->directory - device->config_rom));
+ return sysfs_emit(buf, "%td\n", unit->directory - device->config_rom);
}
static struct device_attribute fw_unit_attributes[] = {
@@ -403,8 +402,7 @@ static ssize_t guid_show(struct device *dev,
int ret;
down_read(&fw_device_rwsem);
- ret = snprintf(buf, PAGE_SIZE, "0x%08x%08x\n",
- device->config_rom[3], device->config_rom[4]);
+ ret = sysfs_emit(buf, "0x%08x%08x\n", device->config_rom[3], device->config_rom[4]);
up_read(&fw_device_rwsem);
return ret;
diff --git a/drivers/firmware/arm_scmi/base.c b/drivers/firmware/arm_scmi/base.c
index 20fba7370f4e..a52f084a6a87 100644
--- a/drivers/firmware/arm_scmi/base.c
+++ b/drivers/firmware/arm_scmi/base.c
@@ -36,7 +36,7 @@ struct scmi_msg_resp_base_attributes {
struct scmi_msg_resp_base_discover_agent {
__le32 agent_id;
- u8 name[SCMI_MAX_STR_SIZE];
+ u8 name[SCMI_SHORT_NAME_MAX_SIZE];
};
@@ -119,7 +119,7 @@ scmi_base_vendor_id_get(const struct scmi_protocol_handle *ph, bool sub_vendor)
ret = ph->xops->do_xfer(ph, t);
if (!ret)
- memcpy(vendor_id, t->rx.buf, size);
+ strscpy(vendor_id, t->rx.buf, size);
ph->xops->xfer_put(ph, t);
@@ -221,11 +221,17 @@ scmi_base_implementation_list_get(const struct scmi_protocol_handle *ph,
calc_list_sz = (1 + (loop_num_ret - 1) / sizeof(u32)) *
sizeof(u32);
if (calc_list_sz != real_list_sz) {
- dev_err(dev,
- "Malformed reply - real_sz:%zd calc_sz:%u\n",
- real_list_sz, calc_list_sz);
- ret = -EPROTO;
- break;
+ dev_warn(dev,
+ "Malformed reply - real_sz:%zd calc_sz:%u (loop_num_ret:%d)\n",
+ real_list_sz, calc_list_sz, loop_num_ret);
+ /*
+ * Bail out if the expected list size is bigger than the
+ * total payload size of the received reply.
+ */
+ if (calc_list_sz > real_list_sz) {
+ ret = -EPROTO;
+ break;
+ }
}
for (loop = 0; loop < loop_num_ret; loop++)
@@ -270,7 +276,7 @@ static int scmi_base_discover_agent_get(const struct scmi_protocol_handle *ph,
ret = ph->xops->do_xfer(ph, t);
if (!ret) {
agent_info = t->rx.buf;
- strlcpy(name, agent_info->name, SCMI_MAX_STR_SIZE);
+ strscpy(name, agent_info->name, SCMI_SHORT_NAME_MAX_SIZE);
}
ph->xops->xfer_put(ph, t);
@@ -369,7 +375,7 @@ static int scmi_base_protocol_init(const struct scmi_protocol_handle *ph)
int id, ret;
u8 *prot_imp;
u32 version;
- char name[SCMI_MAX_STR_SIZE];
+ char name[SCMI_SHORT_NAME_MAX_SIZE];
struct device *dev = ph->dev;
struct scmi_revision_info *rev = scmi_revision_area_get(ph);
diff --git a/drivers/firmware/arm_scmi/clock.c b/drivers/firmware/arm_scmi/clock.c
index 4d36a9a133d1..c7a83f6e38e5 100644
--- a/drivers/firmware/arm_scmi/clock.c
+++ b/drivers/firmware/arm_scmi/clock.c
@@ -153,7 +153,7 @@ static int scmi_clock_attributes_get(const struct scmi_protocol_handle *ph,
if (!ret) {
u32 latency = 0;
attributes = le32_to_cpu(attr->attributes);
- strlcpy(clk->name, attr->name, SCMI_MAX_STR_SIZE);
+ strscpy(clk->name, attr->name, SCMI_SHORT_NAME_MAX_SIZE);
/* clock_enable_latency field is present only since SCMI v3.1 */
if (PROTOCOL_REV_MAJOR(version) >= 0x2)
latency = le32_to_cpu(attr->clock_enable_latency);
@@ -266,9 +266,7 @@ scmi_clock_describe_rates_get(const struct scmi_protocol_handle *ph, u32 clk_id,
struct scmi_clock_info *clk)
{
int ret;
-
void *iter;
- struct scmi_msg_clock_describe_rates *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_clk_describe_prepare_message,
.update_state = iter_clk_describe_update_state,
@@ -281,7 +279,8 @@ scmi_clock_describe_rates_get(const struct scmi_protocol_handle *ph, u32 clk_id,
iter = ph->hops->iter_response_init(ph, &ops, SCMI_MAX_NUM_RATES,
CLOCK_DESCRIBE_RATES,
- sizeof(*msg), &cpriv);
+ sizeof(struct scmi_msg_clock_describe_rates),
+ &cpriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
diff --git a/drivers/firmware/arm_scmi/perf.c b/drivers/firmware/arm_scmi/perf.c
index 8f4051aca220..bbb0331801ff 100644
--- a/drivers/firmware/arm_scmi/perf.c
+++ b/drivers/firmware/arm_scmi/perf.c
@@ -252,7 +252,7 @@ scmi_perf_domain_attributes_get(const struct scmi_protocol_handle *ph,
dom_info->mult_factor =
(dom_info->sustained_freq_khz * 1000) /
dom_info->sustained_perf_level;
- strlcpy(dom_info->name, attr->name, SCMI_MAX_STR_SIZE);
+ strscpy(dom_info->name, attr->name, SCMI_SHORT_NAME_MAX_SIZE);
}
ph->xops->xfer_put(ph, t);
@@ -332,7 +332,6 @@ scmi_perf_describe_levels_get(const struct scmi_protocol_handle *ph, u32 domain,
{
int ret;
void *iter;
- struct scmi_msg_perf_describe_levels *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_perf_levels_prepare_message,
.update_state = iter_perf_levels_update_state,
@@ -345,7 +344,8 @@ scmi_perf_describe_levels_get(const struct scmi_protocol_handle *ph, u32 domain,
iter = ph->hops->iter_response_init(ph, &ops, MAX_OPPS,
PERF_DESCRIBE_LEVELS,
- sizeof(*msg), &ppriv);
+ sizeof(struct scmi_msg_perf_describe_levels),
+ &ppriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
diff --git a/drivers/firmware/arm_scmi/power.c b/drivers/firmware/arm_scmi/power.c
index 964882cc8747..356e83631664 100644
--- a/drivers/firmware/arm_scmi/power.c
+++ b/drivers/firmware/arm_scmi/power.c
@@ -122,7 +122,7 @@ scmi_power_domain_attributes_get(const struct scmi_protocol_handle *ph,
dom_info->state_set_notify = SUPPORTS_STATE_SET_NOTIFY(flags);
dom_info->state_set_async = SUPPORTS_STATE_SET_ASYNC(flags);
dom_info->state_set_sync = SUPPORTS_STATE_SET_SYNC(flags);
- strlcpy(dom_info->name, attr->name, SCMI_MAX_STR_SIZE);
+ strscpy(dom_info->name, attr->name, SCMI_SHORT_NAME_MAX_SIZE);
}
ph->xops->xfer_put(ph, t);
diff --git a/drivers/firmware/arm_scmi/protocols.h b/drivers/firmware/arm_scmi/protocols.h
index 73304af5ec4a..c679f3fb8718 100644
--- a/drivers/firmware/arm_scmi/protocols.h
+++ b/drivers/firmware/arm_scmi/protocols.h
@@ -24,8 +24,6 @@
#include <asm/unaligned.h>
-#define SCMI_SHORT_NAME_MAX_SIZE 16
-
#define PROTOCOL_REV_MINOR_MASK GENMASK(15, 0)
#define PROTOCOL_REV_MAJOR_MASK GENMASK(31, 16)
#define PROTOCOL_REV_MAJOR(x) ((u16)(FIELD_GET(PROTOCOL_REV_MAJOR_MASK, (x))))
diff --git a/drivers/firmware/arm_scmi/reset.c b/drivers/firmware/arm_scmi/reset.c
index a420a9102094..673f3eb498f4 100644
--- a/drivers/firmware/arm_scmi/reset.c
+++ b/drivers/firmware/arm_scmi/reset.c
@@ -116,7 +116,7 @@ scmi_reset_domain_attributes_get(const struct scmi_protocol_handle *ph,
dom_info->latency_us = le32_to_cpu(attr->latency);
if (dom_info->latency_us == U32_MAX)
dom_info->latency_us = 0;
- strlcpy(dom_info->name, attr->name, SCMI_MAX_STR_SIZE);
+ strscpy(dom_info->name, attr->name, SCMI_SHORT_NAME_MAX_SIZE);
}
ph->xops->xfer_put(ph, t);
diff --git a/drivers/firmware/arm_scmi/sensors.c b/drivers/firmware/arm_scmi/sensors.c
index 21e0ce89b153..7288c6117838 100644
--- a/drivers/firmware/arm_scmi/sensors.c
+++ b/drivers/firmware/arm_scmi/sensors.c
@@ -338,7 +338,6 @@ static int scmi_sensor_update_intervals(const struct scmi_protocol_handle *ph,
struct scmi_sensor_info *s)
{
void *iter;
- struct scmi_msg_sensor_list_update_intervals *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_intervals_prepare_message,
.update_state = iter_intervals_update_state,
@@ -351,22 +350,28 @@ static int scmi_sensor_update_intervals(const struct scmi_protocol_handle *ph,
iter = ph->hops->iter_response_init(ph, &ops, s->intervals.count,
SENSOR_LIST_UPDATE_INTERVALS,
- sizeof(*msg), &upriv);
+ sizeof(struct scmi_msg_sensor_list_update_intervals),
+ &upriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
return ph->hops->iter_response_run(iter);
}
+struct scmi_apriv {
+ bool any_axes_support_extended_names;
+ struct scmi_sensor_info *s;
+};
+
static void iter_axes_desc_prepare_message(void *message,
const unsigned int desc_index,
const void *priv)
{
struct scmi_msg_sensor_axis_description_get *msg = message;
- const struct scmi_sensor_info *s = priv;
+ const struct scmi_apriv *apriv = priv;
/* Set the number of sensors to be skipped/already read */
- msg->id = cpu_to_le32(s->id);
+ msg->id = cpu_to_le32(apriv->s->id);
msg->axis_desc_index = cpu_to_le32(desc_index);
}
@@ -393,19 +398,21 @@ iter_axes_desc_process_response(const struct scmi_protocol_handle *ph,
u32 attrh, attrl;
struct scmi_sensor_axis_info *a;
size_t dsize = SCMI_MSG_RESP_AXIS_DESCR_BASE_SZ;
- struct scmi_sensor_info *s = priv;
+ struct scmi_apriv *apriv = priv;
const struct scmi_axis_descriptor *adesc = st->priv;
attrl = le32_to_cpu(adesc->attributes_low);
+ if (SUPPORTS_EXTENDED_AXIS_NAMES(attrl))
+ apriv->any_axes_support_extended_names = true;
- a = &s->axis[st->desc_index + st->loop_idx];
+ a = &apriv->s->axis[st->desc_index + st->loop_idx];
a->id = le32_to_cpu(adesc->id);
a->extended_attrs = SUPPORTS_EXTEND_ATTRS(attrl);
attrh = le32_to_cpu(adesc->attributes_high);
a->scale = S32_EXT(SENSOR_SCALE(attrh));
a->type = SENSOR_TYPE(attrh);
- strscpy(a->name, adesc->name, SCMI_MAX_STR_SIZE);
+ strscpy(a->name, adesc->name, SCMI_SHORT_NAME_MAX_SIZE);
if (a->extended_attrs) {
unsigned int ares = le32_to_cpu(adesc->resolution);
@@ -444,10 +451,19 @@ iter_axes_extended_name_process_response(const struct scmi_protocol_handle *ph,
void *priv)
{
struct scmi_sensor_axis_info *a;
- const struct scmi_sensor_info *s = priv;
+ const struct scmi_apriv *apriv = priv;
struct scmi_sensor_axis_name_descriptor *adesc = st->priv;
+ u32 axis_id = le32_to_cpu(adesc->axis_id);
- a = &s->axis[st->desc_index + st->loop_idx];
+ if (axis_id >= st->max_resources)
+ return -EPROTO;
+
+ /*
+ * Pick the corresponding descriptor based on the axis_id embedded
+ * in the reply since the list of axes supporting extended names
+ * can be a subset of all the axes.
+ */
+ a = &apriv->s->axis[axis_id];
strscpy(a->name, adesc->name, SCMI_MAX_STR_SIZE);
st->priv = ++adesc;
@@ -458,21 +474,36 @@ static int
scmi_sensor_axis_extended_names_get(const struct scmi_protocol_handle *ph,
struct scmi_sensor_info *s)
{
+ int ret;
void *iter;
- struct scmi_msg_sensor_axis_description_get *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_axes_desc_prepare_message,
.update_state = iter_axes_extended_name_update_state,
.process_response = iter_axes_extended_name_process_response,
};
+ struct scmi_apriv apriv = {
+ .any_axes_support_extended_names = false,
+ .s = s,
+ };
iter = ph->hops->iter_response_init(ph, &ops, s->num_axis,
SENSOR_AXIS_NAME_GET,
- sizeof(*msg), s);
+ sizeof(struct scmi_msg_sensor_axis_description_get),
+ &apriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
- return ph->hops->iter_response_run(iter);
+ /*
+ * Do not cause whole protocol initialization failure when failing to
+ * get extended names for axes.
+ */
+ ret = ph->hops->iter_response_run(iter);
+ if (ret)
+ dev_warn(ph->dev,
+ "Failed to get axes extended names for %s (ret:%d).\n",
+ s->name, ret);
+
+ return 0;
}
static int scmi_sensor_axis_description(const struct scmi_protocol_handle *ph,
@@ -481,12 +512,15 @@ static int scmi_sensor_axis_description(const struct scmi_protocol_handle *ph,
{
int ret;
void *iter;
- struct scmi_msg_sensor_axis_description_get *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_axes_desc_prepare_message,
.update_state = iter_axes_desc_update_state,
.process_response = iter_axes_desc_process_response,
};
+ struct scmi_apriv apriv = {
+ .any_axes_support_extended_names = false,
+ .s = s,
+ };
s->axis = devm_kcalloc(ph->dev, s->num_axis,
sizeof(*s->axis), GFP_KERNEL);
@@ -495,7 +529,8 @@ static int scmi_sensor_axis_description(const struct scmi_protocol_handle *ph,
iter = ph->hops->iter_response_init(ph, &ops, s->num_axis,
SENSOR_AXIS_DESCRIPTION_GET,
- sizeof(*msg), s);
+ sizeof(struct scmi_msg_sensor_axis_description_get),
+ &apriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
@@ -503,7 +538,8 @@ static int scmi_sensor_axis_description(const struct scmi_protocol_handle *ph,
if (ret)
return ret;
- if (PROTOCOL_REV_MAJOR(version) >= 0x3)
+ if (PROTOCOL_REV_MAJOR(version) >= 0x3 &&
+ apriv.any_axes_support_extended_names)
ret = scmi_sensor_axis_extended_names_get(ph, s);
return ret;
@@ -598,7 +634,7 @@ iter_sens_descr_process_response(const struct scmi_protocol_handle *ph,
SUPPORTS_AXIS(attrh) ?
SENSOR_AXIS_NUMBER(attrh) : 0,
SCMI_MAX_NUM_SENSOR_AXIS);
- strscpy(s->name, sdesc->name, SCMI_MAX_STR_SIZE);
+ strscpy(s->name, sdesc->name, SCMI_SHORT_NAME_MAX_SIZE);
/*
* If supported overwrite short name with the extended
diff --git a/drivers/firmware/arm_scmi/voltage.c b/drivers/firmware/arm_scmi/voltage.c
index 9d195d8719ab..eaa8d944926a 100644
--- a/drivers/firmware/arm_scmi/voltage.c
+++ b/drivers/firmware/arm_scmi/voltage.c
@@ -180,7 +180,6 @@ static int scmi_voltage_levels_get(const struct scmi_protocol_handle *ph,
{
int ret;
void *iter;
- struct scmi_msg_cmd_describe_levels *msg;
struct scmi_iterator_ops ops = {
.prepare_message = iter_volt_levels_prepare_message,
.update_state = iter_volt_levels_update_state,
@@ -193,7 +192,8 @@ static int scmi_voltage_levels_get(const struct scmi_protocol_handle *ph,
iter = ph->hops->iter_response_init(ph, &ops, v->num_levels,
VOLTAGE_DESCRIBE_LEVELS,
- sizeof(*msg), &vpriv);
+ sizeof(struct scmi_msg_cmd_describe_levels),
+ &vpriv);
if (IS_ERR(iter))
return PTR_ERR(iter);
@@ -225,15 +225,14 @@ static int scmi_voltage_descriptors_get(const struct scmi_protocol_handle *ph,
/* Retrieve domain attributes at first ... */
put_unaligned_le32(dom, td->tx.buf);
- ret = ph->xops->do_xfer(ph, td);
/* Skip domain on comms error */
- if (ret)
+ if (ph->xops->do_xfer(ph, td))
continue;
v = vinfo->domains + dom;
v->id = dom;
attributes = le32_to_cpu(resp_dom->attr);
- strlcpy(v->name, resp_dom->name, SCMI_MAX_STR_SIZE);
+ strscpy(v->name, resp_dom->name, SCMI_SHORT_NAME_MAX_SIZE);
/*
* If supported overwrite short name with the extended one;
@@ -249,12 +248,8 @@ static int scmi_voltage_descriptors_get(const struct scmi_protocol_handle *ph,
v->async_level_set = true;
}
- ret = scmi_voltage_levels_get(ph, v);
/* Skip invalid voltage descriptors */
- if (ret)
- continue;
-
- ph->xops->reset_rx_to_maxsz(ph, td);
+ scmi_voltage_levels_get(ph, v);
}
ph->xops->xfer_put(ph, td);
diff --git a/drivers/firmware/efi/sysfb_efi.c b/drivers/firmware/efi/sysfb_efi.c
index 4c7c9dd7733f..7882d4b3f2be 100644
--- a/drivers/firmware/efi/sysfb_efi.c
+++ b/drivers/firmware/efi/sysfb_efi.c
@@ -26,8 +26,6 @@
#include <linux/sysfb.h>
#include <video/vga.h>
-#include <asm/efi.h>
-
enum {
OVERRIDE_NONE = 0x0,
OVERRIDE_BASE = 0x1,
diff --git a/drivers/gpio/gpio-grgpio.c b/drivers/gpio/gpio-grgpio.c
index df563616f943..bea0e32c195d 100644
--- a/drivers/gpio/gpio-grgpio.c
+++ b/drivers/gpio/gpio-grgpio.c
@@ -434,25 +434,13 @@ static int grgpio_probe(struct platform_device *ofdev)
static int grgpio_remove(struct platform_device *ofdev)
{
struct grgpio_priv *priv = platform_get_drvdata(ofdev);
- int i;
- int ret = 0;
-
- if (priv->domain) {
- for (i = 0; i < GRGPIO_MAX_NGPIO; i++) {
- if (priv->uirqs[i].refcnt != 0) {
- ret = -EBUSY;
- goto out;
- }
- }
- }
gpiochip_remove(&priv->gc);
if (priv->domain)
irq_domain_remove(priv->domain);
-out:
- return ret;
+ return 0;
}
static const struct of_device_id grgpio_match[] = {
diff --git a/drivers/gpio/gpio-mxs.c b/drivers/gpio/gpio-mxs.c
index c5166cd47c9c..7f59e5d936c2 100644
--- a/drivers/gpio/gpio-mxs.c
+++ b/drivers/gpio/gpio-mxs.c
@@ -1,6 +1,6 @@
// SPDX-License-Identifier: GPL-2.0+
//
-// MXC GPIO support. (c) 2008 Daniel Mack <daniel@caiaq.de>
+// MXS GPIO support. (c) 2008 Daniel Mack <daniel@caiaq.de>
// Copyright 2008 Juergen Beisert, kernel@pengutronix.de
//
// Based on code from Freescale,
diff --git a/drivers/gpio/gpio-realtek-otto.c b/drivers/gpio/gpio-realtek-otto.c
index c52b2cb1acae..63dcf42f7c20 100644
--- a/drivers/gpio/gpio-realtek-otto.c
+++ b/drivers/gpio/gpio-realtek-otto.c
@@ -172,6 +172,8 @@ static void realtek_gpio_irq_unmask(struct irq_data *data)
unsigned long flags;
u16 m;
+ gpiochip_enable_irq(&ctrl->gc, line);
+
raw_spin_lock_irqsave(&ctrl->lock, flags);
m = ctrl->intr_mask[port];
m |= realtek_gpio_imr_bits(port_pin, REALTEK_GPIO_IMR_LINE_MASK);
@@ -195,6 +197,8 @@ static void realtek_gpio_irq_mask(struct irq_data *data)
ctrl->intr_mask[port] = m;
realtek_gpio_write_imr(ctrl, port, ctrl->intr_type[port], m);
raw_spin_unlock_irqrestore(&ctrl->lock, flags);
+
+ gpiochip_disable_irq(&ctrl->gc, line);
}
static int realtek_gpio_irq_set_type(struct irq_data *data, unsigned int flow_type)
@@ -315,13 +319,15 @@ static int realtek_gpio_irq_init(struct gpio_chip *gc)
return 0;
}
-static struct irq_chip realtek_gpio_irq_chip = {
+static const struct irq_chip realtek_gpio_irq_chip = {
.name = "realtek-otto-gpio",
.irq_ack = realtek_gpio_irq_ack,
.irq_mask = realtek_gpio_irq_mask,
.irq_unmask = realtek_gpio_irq_unmask,
.irq_set_type = realtek_gpio_irq_set_type,
.irq_set_affinity = realtek_gpio_irq_set_affinity,
+ .flags = IRQCHIP_IMMUTABLE,
+ GPIOCHIP_IRQ_RESOURCE_HELPERS,
};
static const struct of_device_id realtek_gpio_of_match[] = {
@@ -404,7 +410,7 @@ static int realtek_gpio_probe(struct platform_device *pdev)
irq = platform_get_irq_optional(pdev, 0);
if (!(dev_flags & GPIO_INTERRUPTS_DISABLED) && irq > 0) {
girq = &ctrl->gc.irq;
- girq->chip = &realtek_gpio_irq_chip;
+ gpio_irq_chip_set_chip(girq, &realtek_gpio_irq_chip);
girq->default_type = IRQ_TYPE_NONE;
girq->handler = handle_bad_irq;
girq->parent_handler = realtek_gpio_irq_handler;
diff --git a/drivers/gpio/gpio-vr41xx.c b/drivers/gpio/gpio-vr41xx.c
index 98cd715ccc33..8d09b619c166 100644
--- a/drivers/gpio/gpio-vr41xx.c
+++ b/drivers/gpio/gpio-vr41xx.c
@@ -217,8 +217,6 @@ static int giu_get_irq(unsigned int irq)
printk(KERN_ERR "spurious GIU interrupt: %04x(%04x),%04x(%04x)\n",
maskl, pendl, maskh, pendh);
- atomic_inc(&irq_err_count);
-
return -EINVAL;
}
diff --git a/drivers/gpio/gpio-winbond.c b/drivers/gpio/gpio-winbond.c
index 7f8f5b02e31d..4b61d975cc0e 100644
--- a/drivers/gpio/gpio-winbond.c
+++ b/drivers/gpio/gpio-winbond.c
@@ -385,12 +385,13 @@ static int winbond_gpio_get(struct gpio_chip *gc, unsigned int offset)
unsigned long *base = gpiochip_get_data(gc);
const struct winbond_gpio_info *info;
bool val;
+ int ret;
winbond_gpio_get_info(&offset, &info);
- val = winbond_sio_enter(*base);
- if (val)
- return val;
+ ret = winbond_sio_enter(*base);
+ if (ret)
+ return ret;
winbond_sio_select_logical(*base, info->dev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
index 801f6fa692e9..6de63ea6687e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
@@ -642,7 +642,6 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
atomic64_read(&adev->visible_pin_size),
vram_gtt.vram_size);
vram_gtt.gtt_size = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)->size;
- vram_gtt.gtt_size *= PAGE_SIZE;
vram_gtt.gtt_size -= atomic64_read(&adev->gart_pin_size);
return copy_to_user(out, &vram_gtt,
min((size_t)size, sizeof(vram_gtt))) ? -EFAULT : 0;
@@ -675,7 +674,6 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
mem.cpu_accessible_vram.usable_heap_size * 3 / 4;
mem.gtt.total_heap_size = gtt_man->size;
- mem.gtt.total_heap_size *= PAGE_SIZE;
mem.gtt.usable_heap_size = mem.gtt.total_heap_size -
atomic64_read(&adev->gart_pin_size);
mem.gtt.heap_usage = ttm_resource_manager_usage(gtt_man);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index be6f76a30ac6..3b4c19412625 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1798,18 +1798,26 @@ int amdgpu_ttm_init(struct amdgpu_device *adev)
DRM_INFO("amdgpu: %uM of VRAM memory ready\n",
(unsigned) (adev->gmc.real_vram_size / (1024 * 1024)));
- /* Compute GTT size, either bsaed on 3/4th the size of RAM size
+ /* Compute GTT size, either based on 1/2 the size of RAM size
* or whatever the user passed on module init */
if (amdgpu_gtt_size == -1) {
struct sysinfo si;
si_meminfo(&si);
- gtt_size = min(max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20),
- adev->gmc.mc_vram_size),
- ((uint64_t)si.totalram * si.mem_unit * 3/4));
- }
- else
+ /* Certain GL unit tests for large textures can cause problems
+ * with the OOM killer since there is no way to link this memory
+ * to a process. This was originally mitigated (but not necessarily
+ * eliminated) by limiting the GTT size. The problem is this limit
+ * is often too low for many modern games so just make the limit 1/2
+ * of system memory which aligns with TTM. The OOM accounting needs
+ * to be addressed, but we shouldn't prevent common 3D applications
+ * from being usable just to potentially mitigate that corner case.
+ */
+ gtt_size = max((AMDGPU_DEFAULT_GTT_SIZE_MB << 20),
+ (u64)si.totalram * si.mem_unit / 2);
+ } else {
gtt_size = (uint64_t)amdgpu_gtt_size << 20;
+ }
/* Initialize GTT memory pool */
r = amdgpu_gtt_mgr_init(adev, gtt_size);
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 70be67a56673..39b425d83bb1 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2812,7 +2812,7 @@ static struct drm_mode_config_helper_funcs amdgpu_dm_mode_config_helperfuncs = {
static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector)
{
- u32 max_cll, min_cll, max, min, q, r;
+ u32 max_avg, min_cll, max, min, q, r;
struct amdgpu_dm_backlight_caps *caps;
struct amdgpu_display_manager *dm;
struct drm_connector *conn_base;
@@ -2842,7 +2842,7 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector)
caps = &dm->backlight_caps[i];
caps->ext_caps = &aconnector->dc_link->dpcd_sink_ext_caps;
caps->aux_support = false;
- max_cll = conn_base->hdr_sink_metadata.hdmi_type1.max_cll;
+ max_avg = conn_base->hdr_sink_metadata.hdmi_type1.max_fall;
min_cll = conn_base->hdr_sink_metadata.hdmi_type1.min_cll;
if (caps->ext_caps->bits.oled == 1 /*||
@@ -2870,8 +2870,8 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector)
* The results of the above expressions can be verified at
* pre_computed_values.
*/
- q = max_cll >> 5;
- r = max_cll % 32;
+ q = max_avg >> 5;
+ r = max_avg % 32;
max = (1 << q) * pre_computed_values[r];
// min luminance: maxLum * (CV/255)^2 / 100
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
index fb4ae800e919..f4381725b210 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_clk_mgr.c
@@ -550,7 +550,7 @@ static void dcn315_clk_mgr_helper_populate_bw_params(
if (!bw_params->clk_table.entries[i].dtbclk_mhz)
bw_params->clk_table.entries[i].dtbclk_mhz = def_max.dtbclk_mhz;
}
- ASSERT(bw_params->clk_table.entries[i].dcfclk_mhz);
+ ASSERT(bw_params->clk_table.entries[i-1].dcfclk_mhz);
bw_params->vram_type = bios_info->memory_type;
bw_params->num_channels = bios_info->ma_channel_number;
if (!bw_params->num_channels)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index cbc47aecd00f..d8eee89e63ce 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -944,7 +944,7 @@ static void override_lane_settings(const struct link_training_settings *lt_setti
return;
- for (lane = 1; lane < LANE_COUNT_DP_MAX; lane++) {
+ for (lane = 0; lane < LANE_COUNT_DP_MAX; lane++) {
if (lt_settings->voltage_swing)
lane_settings[lane].VOLTAGE_SWING = *lt_settings->voltage_swing;
if (lt_settings->pre_emphasis)
diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 7eff7811769d..5f2afa5b4814 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -1766,29 +1766,9 @@ void dce110_enable_accelerated_mode(struct dc *dc, struct dc_state *context)
break;
}
}
-
- /*
- * TO-DO: So far the code logic below only addresses single eDP case.
- * For dual eDP case, there are a few things that need to be
- * implemented first:
- *
- * 1. Change the fastboot logic above, so eDP link[0 or 1]'s
- * stream[0 or 1] will all be checked.
- *
- * 2. Change keep_edp_vdd_on to an array, and maintain keep_edp_vdd_on
- * for each eDP.
- *
- * Once above 2 things are completed, we can then change the logic below
- * correspondingly, so dual eDP case will be fully covered.
- */
-
- // We are trying to enable eDP, don't power down VDD if eDP stream is existing
- if ((edp_stream_num == 1 && edp_streams[0] != NULL) || can_apply_edp_fast_boot) {
+ // We are trying to enable eDP, don't power down VDD
+ if (can_apply_edp_fast_boot)
keep_edp_vdd_on = true;
- DC_LOG_EVENT_LINK_TRAINING("Keep eDP Vdd on\n");
- } else {
- DC_LOG_EVENT_LINK_TRAINING("No eDP stream enabled, turn eDP Vdd off\n");
- }
}
// Check seamless boot support
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
index 970b65efeac1..eaa7032f0f1a 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_dpp.c
@@ -212,6 +212,9 @@ static void dpp2_cnv_setup (
break;
}
+ /* Set default color space based on format if none is given. */
+ color_space = input_color_space ? input_color_space : color_space;
+
if (is_2bit == 1 && alpha_2bit_lut != NULL) {
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c
index 8b6505b7dca8..f50ab961bc17 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn201/dcn201_dpp.c
@@ -153,6 +153,9 @@ static void dpp201_cnv_setup(
break;
}
+ /* Set default color space based on format if none is given. */
+ color_space = input_color_space ? input_color_space : color_space;
+
if (is_2bit == 1 && alpha_2bit_lut != NULL) {
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
diff --git a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c
index ab3918c0a15b..0dcc07531643 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn30/dcn30_dpp.c
@@ -294,6 +294,9 @@ static void dpp3_cnv_setup (
break;
}
+ /* Set default color space based on format if none is given. */
+ color_space = input_color_space ? input_color_space : color_space;
+
if (is_2bit == 1 && alpha_2bit_lut != NULL) {
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT0, alpha_2bit_lut->lut0);
REG_UPDATE(ALPHA_2BIT_LUT, ALPHA_2BIT_LUT1, alpha_2bit_lut->lut1);
diff --git a/drivers/gpu/drm/drm_panel_orientation_quirks.c b/drivers/gpu/drm/drm_panel_orientation_quirks.c
index 4e853acfd1e8..df87ba99a87c 100644
--- a/drivers/gpu/drm/drm_panel_orientation_quirks.c
+++ b/drivers/gpu/drm/drm_panel_orientation_quirks.c
@@ -152,6 +152,12 @@ static const struct dmi_system_id orientation_data[] = {
DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "AYA NEO 2021"),
},
.driver_data = (void *)&lcd800x1280_rightside_up,
+ }, { /* AYA NEO NEXT */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AYANEO"),
+ DMI_MATCH(DMI_BOARD_NAME, "NEXT"),
+ },
+ .driver_data = (void *)&lcd800x1280_rightside_up,
}, { /* Chuwi HiBook (CWI514) */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Hampoo"),
diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.c b/drivers/gpu/drm/exynos/exynos_drm_drv.c
index 424ea23eec32..16c539657f73 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_drv.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_drv.c
@@ -177,15 +177,15 @@ static struct exynos_drm_driver_info exynos_drm_drivers[] = {
DRV_PTR(mixer_driver, CONFIG_DRM_EXYNOS_MIXER),
DRM_COMPONENT_DRIVER
}, {
- DRV_PTR(mic_driver, CONFIG_DRM_EXYNOS_MIC),
- DRM_COMPONENT_DRIVER
- }, {
DRV_PTR(dp_driver, CONFIG_DRM_EXYNOS_DP),
DRM_COMPONENT_DRIVER
}, {
DRV_PTR(dsi_driver, CONFIG_DRM_EXYNOS_DSI),
DRM_COMPONENT_DRIVER
}, {
+ DRV_PTR(mic_driver, CONFIG_DRM_EXYNOS_MIC),
+ DRM_COMPONENT_DRIVER
+ }, {
DRV_PTR(hdmi_driver, CONFIG_DRM_EXYNOS_HDMI),
DRM_COMPONENT_DRIVER
}, {
diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c
index 9e06f8e2a863..09ce28ee08d9 100644
--- a/drivers/gpu/drm/exynos/exynos_drm_mic.c
+++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c
@@ -26,6 +26,7 @@
#include <drm/drm_print.h>
#include "exynos_drm_drv.h"
+#include "exynos_drm_crtc.h"
/* Sysreg registers for MIC */
#define DSD_CFG_MUX 0x1004
@@ -100,9 +101,7 @@ struct exynos_mic {
bool i80_mode;
struct videomode vm;
- struct drm_encoder *encoder;
struct drm_bridge bridge;
- struct drm_bridge *next_bridge;
bool enabled;
};
@@ -229,8 +228,6 @@ static void mic_set_reg_on(struct exynos_mic *mic, bool enable)
writel(reg, mic->reg + MIC_OP);
}
-static void mic_disable(struct drm_bridge *bridge) { }
-
static void mic_post_disable(struct drm_bridge *bridge)
{
struct exynos_mic *mic = bridge->driver_private;
@@ -297,34 +294,30 @@ unlock:
mutex_unlock(&mic_mutex);
}
-static void mic_enable(struct drm_bridge *bridge) { }
-
-static int mic_attach(struct drm_bridge *bridge,
- enum drm_bridge_attach_flags flags)
-{
- struct exynos_mic *mic = bridge->driver_private;
-
- return drm_bridge_attach(bridge->encoder, mic->next_bridge,
- &mic->bridge, flags);
-}
-
static const struct drm_bridge_funcs mic_bridge_funcs = {
- .disable = mic_disable,
.post_disable = mic_post_disable,
.mode_set = mic_mode_set,
.pre_enable = mic_pre_enable,
- .enable = mic_enable,
- .attach = mic_attach,
};
static int exynos_mic_bind(struct device *dev, struct device *master,
void *data)
{
struct exynos_mic *mic = dev_get_drvdata(dev);
+ struct drm_device *drm_dev = data;
+ struct exynos_drm_crtc *crtc = exynos_drm_crtc_get_by_type(drm_dev,
+ EXYNOS_DISPLAY_TYPE_LCD);
+ struct drm_encoder *e, *encoder = NULL;
+
+ drm_for_each_encoder(e, drm_dev)
+ if (e->possible_crtcs == drm_crtc_mask(&crtc->base))
+ encoder = e;
+ if (!encoder)
+ return -ENODEV;
mic->bridge.driver_private = mic;
- return 0;
+ return drm_bridge_attach(encoder, &mic->bridge, NULL, 0);
}
static void exynos_mic_unbind(struct device *dev, struct device *master,
@@ -388,7 +381,6 @@ static int exynos_mic_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct exynos_mic *mic;
- struct device_node *remote;
struct resource res;
int ret, i;
@@ -432,16 +424,6 @@ static int exynos_mic_probe(struct platform_device *pdev)
}
}
- remote = of_graph_get_remote_node(dev->of_node, 1, 0);
- mic->next_bridge = of_drm_find_bridge(remote);
- if (IS_ERR(mic->next_bridge)) {
- DRM_DEV_ERROR(dev, "mic: Failed to find next bridge\n");
- ret = PTR_ERR(mic->next_bridge);
- goto err;
- }
-
- of_node_put(remote);
-
platform_set_drvdata(pdev, mic);
mic->bridge.funcs = &mic_bridge_funcs;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index e4a79c11fd25..ff67899522cf 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -388,13 +388,23 @@ static int dg2_max_source_rate(struct intel_dp *intel_dp)
return intel_dp_is_edp(intel_dp) ? 810000 : 1350000;
}
+static bool is_low_voltage_sku(struct drm_i915_private *i915, enum phy phy)
+{
+ u32 voltage;
+
+ voltage = intel_de_read(i915, ICL_PORT_COMP_DW3(phy)) & VOLTAGE_INFO_MASK;
+
+ return voltage == VOLTAGE_INFO_0_85V;
+}
+
static int icl_max_source_rate(struct intel_dp *intel_dp)
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port);
- if (intel_phy_is_combo(dev_priv, phy) && !intel_dp_is_edp(intel_dp))
+ if (intel_phy_is_combo(dev_priv, phy) &&
+ (is_low_voltage_sku(dev_priv, phy) || !intel_dp_is_edp(intel_dp)))
return 540000;
return 810000;
@@ -402,7 +412,23 @@ static int icl_max_source_rate(struct intel_dp *intel_dp)
static int ehl_max_source_rate(struct intel_dp *intel_dp)
{
- if (intel_dp_is_edp(intel_dp))
+ struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+ struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
+ enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port);
+
+ if (intel_dp_is_edp(intel_dp) || is_low_voltage_sku(dev_priv, phy))
+ return 540000;
+
+ return 810000;
+}
+
+static int dg1_max_source_rate(struct intel_dp *intel_dp)
+{
+ struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
+ struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev);
+ enum phy phy = intel_port_to_phy(i915, dig_port->base.port);
+
+ if (intel_phy_is_combo(i915, phy) && is_low_voltage_sku(i915, phy))
return 540000;
return 810000;
@@ -445,7 +471,7 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp)
max_rate = dg2_max_source_rate(intel_dp);
else if (IS_ALDERLAKE_P(dev_priv) || IS_ALDERLAKE_S(dev_priv) ||
IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv))
- max_rate = 810000;
+ max_rate = dg1_max_source_rate(intel_dp);
else if (IS_JSL_EHL(dev_priv))
max_rate = ehl_max_source_rate(intel_dp);
else
diff --git a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
index 22f55574a35c..88c2f38aa870 100644
--- a/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
+++ b/drivers/gpu/drm/i915/display/intel_dpll_mgr.c
@@ -2396,7 +2396,7 @@ static void icl_wrpll_params_populate(struct skl_wrpll_params *params,
}
/*
- * Display WA #22010492432: ehl, tgl, adl-p
+ * Display WA #22010492432: ehl, tgl, adl-s, adl-p
* Program half of the nominal DCO divider fraction value.
*/
static bool
@@ -2404,7 +2404,7 @@ ehl_combo_pll_div_frac_wa_needed(struct drm_i915_private *i915)
{
return ((IS_PLATFORM(i915, INTEL_ELKHARTLAKE) &&
IS_JSL_EHL_DISPLAY_STEP(i915, STEP_B0, STEP_FOREVER)) ||
- IS_TIGERLAKE(i915) || IS_ALDERLAKE_P(i915)) &&
+ IS_TIGERLAKE(i915) || IS_ALDERLAKE_S(i915) || IS_ALDERLAKE_P(i915)) &&
i915->dpll.ref_clks.nssc == 38400;
}
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index c326bd2b444f..30fe847c6664 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -999,7 +999,8 @@ static int eb_validate_vmas(struct i915_execbuffer *eb)
}
}
- err = dma_resv_reserve_fences(vma->obj->base.resv, 1);
+ /* Reserve enough slots to accommodate composite fences */
+ err = dma_resv_reserve_fences(vma->obj->base.resv, eb->num_batches);
if (err)
return err;
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c
index 53307ca0eed0..51a0fe60c050 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt.c
@@ -785,6 +785,7 @@ void intel_gt_driver_unregister(struct intel_gt *gt)
{
intel_wakeref_t wakeref;
+ intel_gt_sysfs_unregister(gt);
intel_rps_driver_unregister(&gt->rps);
intel_gsc_fini(&gt->gsc);
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
index 8ec8bc660c8c..9e4ebf53379b 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
+++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.c
@@ -24,7 +24,7 @@ bool is_object_gt(struct kobject *kobj)
static struct intel_gt *kobj_to_gt(struct kobject *kobj)
{
- return container_of(kobj, struct kobj_gt, base)->gt;
+ return container_of(kobj, struct intel_gt, sysfs_gt);
}
struct intel_gt *intel_gt_sysfs_get_drvdata(struct device *dev,
@@ -72,9 +72,9 @@ static struct attribute *id_attrs[] = {
};
ATTRIBUTE_GROUPS(id);
+/* A kobject needs a release() method even if it does nothing */
static void kobj_gt_release(struct kobject *kobj)
{
- kfree(kobj);
}
static struct kobj_type kobj_gt_type = {
@@ -85,8 +85,6 @@ static struct kobj_type kobj_gt_type = {
void intel_gt_sysfs_register(struct intel_gt *gt)
{
- struct kobj_gt *kg;
-
/*
* We need to make things right with the
* ABI compatibility. The files were originally
@@ -98,25 +96,22 @@ void intel_gt_sysfs_register(struct intel_gt *gt)
if (gt_is_root(gt))
intel_gt_sysfs_pm_init(gt, gt_get_parent_obj(gt));
- kg = kzalloc(sizeof(*kg), GFP_KERNEL);
- if (!kg)
+ /* init and xfer ownership to sysfs tree */
+ if (kobject_init_and_add(&gt->sysfs_gt, &kobj_gt_type,
+ gt->i915->sysfs_gt, "gt%d", gt->info.id))
goto exit_fail;
- kobject_init(&kg->base, &kobj_gt_type);
- kg->gt = gt;
-
- /* xfer ownership to sysfs tree */
- if (kobject_add(&kg->base, gt->i915->sysfs_gt, "gt%d", gt->info.id))
- goto exit_kobj_put;
-
- intel_gt_sysfs_pm_init(gt, &kg->base);
+ intel_gt_sysfs_pm_init(gt, &gt->sysfs_gt);
return;
-exit_kobj_put:
- kobject_put(&kg->base);
-
exit_fail:
+ kobject_put(&gt->sysfs_gt);
drm_warn(&gt->i915->drm,
"failed to initialize gt%d sysfs root\n", gt->info.id);
}
+
+void intel_gt_sysfs_unregister(struct intel_gt *gt)
+{
+ kobject_put(&gt->sysfs_gt);
+}
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.h b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.h
index 9471b26752cf..a99aa7e8b01a 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_sysfs.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_sysfs.h
@@ -13,11 +13,6 @@
struct intel_gt;
-struct kobj_gt {
- struct kobject base;
- struct intel_gt *gt;
-};
-
bool is_object_gt(struct kobject *kobj);
struct drm_i915_private *kobj_to_i915(struct kobject *kobj);
@@ -28,6 +23,7 @@ intel_gt_create_kobj(struct intel_gt *gt,
const char *name);
void intel_gt_sysfs_register(struct intel_gt *gt);
+void intel_gt_sysfs_unregister(struct intel_gt *gt);
struct intel_gt *intel_gt_sysfs_get_drvdata(struct device *dev,
const char *name);
diff --git a/drivers/gpu/drm/i915/gt/intel_gt_types.h b/drivers/gpu/drm/i915/gt/intel_gt_types.h
index b06611c1d4ad..edd7a3cf5f5f 100644
--- a/drivers/gpu/drm/i915/gt/intel_gt_types.h
+++ b/drivers/gpu/drm/i915/gt/intel_gt_types.h
@@ -224,6 +224,9 @@ struct intel_gt {
} mocs;
struct intel_pxp pxp;
+
+ /* gt/gtN sysfs */
+ struct kobject sysfs_gt;
};
enum intel_gt_scratch_field {
diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
index d078f884b5e3..f0d7b57b741e 100644
--- a/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
+++ b/drivers/gpu/drm/i915/gt/uc/intel_uc_fw.c
@@ -156,7 +156,7 @@ __uc_fw_auto_select(struct drm_i915_private *i915, struct intel_uc_fw *uc_fw)
[INTEL_UC_FW_TYPE_GUC] = { blobs_guc, ARRAY_SIZE(blobs_guc) },
[INTEL_UC_FW_TYPE_HUC] = { blobs_huc, ARRAY_SIZE(blobs_huc) },
};
- static const struct uc_fw_platform_requirement *fw_blobs;
+ const struct uc_fw_platform_requirement *fw_blobs;
enum intel_platform p = INTEL_INFO(i915)->platform;
u32 fw_count;
u8 rev = INTEL_REVID(i915);
diff --git a/drivers/gpu/drm/i915/i915_drm_client.c b/drivers/gpu/drm/i915/i915_drm_client.c
index 18d38cb59923..b09d1d386574 100644
--- a/drivers/gpu/drm/i915/i915_drm_client.c
+++ b/drivers/gpu/drm/i915/i915_drm_client.c
@@ -116,8 +116,9 @@ show_client_class(struct seq_file *m,
total += busy_add(ctx, class);
rcu_read_unlock();
- seq_printf(m, "drm-engine-%s:\t%llu ns\n",
- uabi_class_names[class], total);
+ if (capacity)
+ seq_printf(m, "drm-engine-%s:\t%llu ns\n",
+ uabi_class_names[class], total);
if (capacity > 1)
seq_printf(m, "drm-engine-capacity-%s:\t%u\n",
diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c
index 8521daba212a..1e2750210831 100644
--- a/drivers/gpu/drm/i915/i915_sysfs.c
+++ b/drivers/gpu/drm/i915/i915_sysfs.c
@@ -166,7 +166,14 @@ static ssize_t error_state_read(struct file *filp, struct kobject *kobj,
struct device *kdev = kobj_to_dev(kobj);
struct drm_i915_private *i915 = kdev_minor_to_i915(kdev);
struct i915_gpu_coredump *gpu;
- ssize_t ret;
+ ssize_t ret = 0;
+
+ /*
+ * FIXME: Concurrent clients triggering resets and reading + clearing
+ * dumps can cause inconsistent sysfs reads when a user calls in with a
+ * non-zero offset to complete a prior partial read but the
+ * gpu_coredump has been cleared or replaced.
+ */
gpu = i915_first_error_state(i915);
if (IS_ERR(gpu)) {
@@ -178,8 +185,10 @@ static ssize_t error_state_read(struct file *filp, struct kobject *kobj,
const char *str = "No error state collected\n";
size_t len = strlen(str);
- ret = min_t(size_t, count, len - off);
- memcpy(buf, str + off, ret);
+ if (off < len) {
+ ret = min_t(size_t, count, len - off);
+ memcpy(buf, str + off, ret);
+ }
}
return ret;
@@ -259,4 +268,6 @@ void i915_teardown_sysfs(struct drm_i915_private *dev_priv)
device_remove_bin_file(kdev, &dpf_attrs_1);
device_remove_bin_file(kdev, &dpf_attrs);
+
+ kobject_put(dev_priv->sysfs_gt);
}
diff --git a/drivers/gpu/drm/i915/i915_vma.c b/drivers/gpu/drm/i915/i915_vma.c
index 4f6db539571a..0bffb70b3c5f 100644
--- a/drivers/gpu/drm/i915/i915_vma.c
+++ b/drivers/gpu/drm/i915/i915_vma.c
@@ -23,6 +23,7 @@
*/
#include <linux/sched/mm.h>
+#include <linux/dma-fence-array.h>
#include <drm/drm_gem.h>
#include "display/intel_frontbuffer.h"
@@ -1823,6 +1824,21 @@ int _i915_vma_move_to_active(struct i915_vma *vma,
if (unlikely(err))
return err;
+ /*
+ * Reserve fences slot early to prevent an allocation after preparing
+ * the workload and associating fences with dma_resv.
+ */
+ if (fence && !(flags & __EXEC_OBJECT_NO_RESERVE)) {
+ struct dma_fence *curr;
+ int idx;
+
+ dma_fence_array_for_each(curr, idx, fence)
+ ;
+ err = dma_resv_reserve_fences(vma->obj->base.resv, idx);
+ if (unlikely(err))
+ return err;
+ }
+
if (flags & EXEC_OBJECT_WRITE) {
struct intel_frontbuffer *front;
@@ -1832,31 +1848,23 @@ int _i915_vma_move_to_active(struct i915_vma *vma,
i915_active_add_request(&front->write, rq);
intel_frontbuffer_put(front);
}
+ }
- if (!(flags & __EXEC_OBJECT_NO_RESERVE)) {
- err = dma_resv_reserve_fences(vma->obj->base.resv, 1);
- if (unlikely(err))
- return err;
- }
+ if (fence) {
+ struct dma_fence *curr;
+ enum dma_resv_usage usage;
+ int idx;
- if (fence) {
- dma_resv_add_fence(vma->obj->base.resv, fence,
- DMA_RESV_USAGE_WRITE);
+ obj->read_domains = 0;
+ if (flags & EXEC_OBJECT_WRITE) {
+ usage = DMA_RESV_USAGE_WRITE;
obj->write_domain = I915_GEM_DOMAIN_RENDER;
- obj->read_domains = 0;
- }
- } else {
- if (!(flags & __EXEC_OBJECT_NO_RESERVE)) {
- err = dma_resv_reserve_fences(vma->obj->base.resv, 1);
- if (unlikely(err))
- return err;
+ } else {
+ usage = DMA_RESV_USAGE_READ;
}
- if (fence) {
- dma_resv_add_fence(vma->obj->base.resv, fence,
- DMA_RESV_USAGE_READ);
- obj->write_domain = 0;
- }
+ dma_fence_array_for_each(curr, idx, fence)
+ dma_resv_add_fence(vma->obj->base.resv, curr, usage);
}
if (flags & EXEC_OBJECT_NEEDS_FENCE && vma->fence)
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 4e665c806a14..efe9840e28fa 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -498,10 +498,15 @@ int adreno_hw_init(struct msm_gpu *gpu)
ring->cur = ring->start;
ring->next = ring->start;
-
- /* reset completed fence seqno: */
- ring->memptrs->fence = ring->fctx->completed_fence;
ring->memptrs->rptr = 0;
+
+ /* Detect and clean up an impossible fence, ie. if GPU managed
+ * to scribble something invalid, we don't want that to confuse
+ * us into mistakingly believing that submits have completed.
+ */
+ if (fence_before(ring->fctx->last_fence, ring->memptrs->fence)) {
+ ring->memptrs->fence = ring->fctx->last_fence;
+ }
}
return 0;
@@ -1057,7 +1062,8 @@ void adreno_gpu_cleanup(struct adreno_gpu *adreno_gpu)
for (i = 0; i < ARRAY_SIZE(adreno_gpu->info->fw); i++)
release_firmware(adreno_gpu->fw[i]);
- pm_runtime_disable(&priv->gpu_pdev->dev);
+ if (pm_runtime_enabled(&priv->gpu_pdev->dev))
+ pm_runtime_disable(&priv->gpu_pdev->dev);
msm_gpu_cleanup(&adreno_gpu->base);
}
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c
index 399115e4e217..2fd787079f9b 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_writeback.c
@@ -11,7 +11,14 @@ static int dpu_wb_conn_get_modes(struct drm_connector *connector)
struct msm_drm_private *priv = dev->dev_private;
struct dpu_kms *dpu_kms = to_dpu_kms(priv->kms);
- return drm_add_modes_noedid(connector, dpu_kms->catalog->caps->max_linewidth,
+ /*
+ * We should ideally be limiting the modes only to the maxlinewidth but
+ * on some chipsets this will allow even 4k modes to be added which will
+ * fail the per SSPP bandwidth checks. So, till we have dual-SSPP support
+ * and source split support added lets limit the modes based on max_mixer_width
+ * as 4K modes can then be supported.
+ */
+ return drm_add_modes_noedid(connector, dpu_kms->catalog->caps->max_mixer_width,
dev->mode_config.max_height);
}
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
index fb48c8c19ec3..17cb1fc78379 100644
--- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
+++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c
@@ -216,6 +216,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
encoder = mdp4_lcdc_encoder_init(dev, panel_node);
if (IS_ERR(encoder)) {
DRM_DEV_ERROR(dev->dev, "failed to construct LCDC encoder\n");
+ of_node_put(panel_node);
return PTR_ERR(encoder);
}
@@ -225,6 +226,7 @@ static int mdp4_modeset_init_intf(struct mdp4_kms *mdp4_kms,
connector = mdp4_lvds_connector_init(dev, panel_node, encoder);
if (IS_ERR(connector)) {
DRM_DEV_ERROR(dev->dev, "failed to initialize LVDS connector\n");
+ of_node_put(panel_node);
return PTR_ERR(connector);
}
diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.c b/drivers/gpu/drm/msm/dp/dp_ctrl.c
index b7f5b8d3bbd6..703249384e7c 100644
--- a/drivers/gpu/drm/msm/dp/dp_ctrl.c
+++ b/drivers/gpu/drm/msm/dp/dp_ctrl.c
@@ -1534,6 +1534,8 @@ end:
return ret;
}
+static int dp_ctrl_on_stream_phy_test_report(struct dp_ctrl *dp_ctrl);
+
static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
{
int ret = 0;
@@ -1557,7 +1559,7 @@ static int dp_ctrl_process_phy_test_request(struct dp_ctrl_private *ctrl)
ret = dp_ctrl_on_link(&ctrl->dp_ctrl);
if (!ret)
- ret = dp_ctrl_on_stream(&ctrl->dp_ctrl);
+ ret = dp_ctrl_on_stream_phy_test_report(&ctrl->dp_ctrl);
else
DRM_ERROR("failed to enable DP link controller\n");
@@ -1813,7 +1815,27 @@ static int dp_ctrl_link_retrain(struct dp_ctrl_private *ctrl)
return dp_ctrl_setup_main_link(ctrl, &training_step);
}
-int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl)
+static int dp_ctrl_on_stream_phy_test_report(struct dp_ctrl *dp_ctrl)
+{
+ int ret;
+ struct dp_ctrl_private *ctrl;
+
+ ctrl = container_of(dp_ctrl, struct dp_ctrl_private, dp_ctrl);
+
+ ctrl->dp_ctrl.pixel_rate = ctrl->panel->dp_mode.drm_mode.clock;
+
+ ret = dp_ctrl_enable_stream_clocks(ctrl);
+ if (ret) {
+ DRM_ERROR("Failed to start pixel clocks. ret=%d\n", ret);
+ return ret;
+ }
+
+ dp_ctrl_send_phy_test_pattern(ctrl);
+
+ return 0;
+}
+
+int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train)
{
int ret = 0;
bool mainlink_ready = false;
@@ -1849,12 +1871,7 @@ int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl)
goto end;
}
- if (ctrl->link->sink_request & DP_TEST_LINK_PHY_TEST_PATTERN) {
- dp_ctrl_send_phy_test_pattern(ctrl);
- return 0;
- }
-
- if (!dp_ctrl_channel_eq_ok(ctrl))
+ if (force_link_train || !dp_ctrl_channel_eq_ok(ctrl))
dp_ctrl_link_retrain(ctrl);
/* stop txing train pattern to end link training */
diff --git a/drivers/gpu/drm/msm/dp/dp_ctrl.h b/drivers/gpu/drm/msm/dp/dp_ctrl.h
index 0745fde01b45..b563e2e3bfe5 100644
--- a/drivers/gpu/drm/msm/dp/dp_ctrl.h
+++ b/drivers/gpu/drm/msm/dp/dp_ctrl.h
@@ -21,7 +21,7 @@ struct dp_ctrl {
};
int dp_ctrl_on_link(struct dp_ctrl *dp_ctrl);
-int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl);
+int dp_ctrl_on_stream(struct dp_ctrl *dp_ctrl, bool force_link_train);
int dp_ctrl_off_link_stream(struct dp_ctrl *dp_ctrl);
int dp_ctrl_off_link(struct dp_ctrl *dp_ctrl);
int dp_ctrl_off(struct dp_ctrl *dp_ctrl);
diff --git a/drivers/gpu/drm/msm/dp/dp_display.c b/drivers/gpu/drm/msm/dp/dp_display.c
index bce77935394f..ec26855079c1 100644
--- a/drivers/gpu/drm/msm/dp/dp_display.c
+++ b/drivers/gpu/drm/msm/dp/dp_display.c
@@ -309,7 +309,8 @@ static void dp_display_unbind(struct device *dev, struct device *master,
struct msm_drm_private *priv = dev_get_drvdata(master);
/* disable all HPD interrupts */
- dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false);
+ if (dp->core_initialized)
+ dp_catalog_hpd_config_intr(dp->catalog, DP_DP_HPD_INT_MASK, false);
kthread_stop(dp->ev_tsk);
@@ -872,7 +873,7 @@ static int dp_display_enable(struct dp_display_private *dp, u32 data)
return 0;
}
- rc = dp_ctrl_on_stream(dp->ctrl);
+ rc = dp_ctrl_on_stream(dp->ctrl, data);
if (!rc)
dp_display->power_on = true;
@@ -1659,6 +1660,7 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge)
int rc = 0;
struct dp_display_private *dp_display;
u32 state;
+ bool force_link_train = false;
dp_display = container_of(dp, struct dp_display_private, dp_display);
if (!dp_display->dp_mode.drm_mode.clock) {
@@ -1693,10 +1695,12 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge)
state = dp_display->hpd_state;
- if (state == ST_DISPLAY_OFF)
+ if (state == ST_DISPLAY_OFF) {
dp_display_host_phy_init(dp_display);
+ force_link_train = true;
+ }
- dp_display_enable(dp_display, 0);
+ dp_display_enable(dp_display, force_link_train);
rc = dp_display_post_enable(dp);
if (rc) {
@@ -1705,10 +1709,6 @@ void dp_bridge_enable(struct drm_bridge *drm_bridge)
dp_display_unprepare(dp);
}
- /* manual kick off plug event to train link */
- if (state == ST_DISPLAY_OFF)
- dp_add_event(dp_display, EV_IRQ_HPD_INT, 0, 0);
-
/* completed connection */
dp_display->hpd_state = ST_CONNECTED;
diff --git a/drivers/gpu/drm/msm/msm_drv.c b/drivers/gpu/drm/msm/msm_drv.c
index 44485363f37a..14ab9a627d8b 100644
--- a/drivers/gpu/drm/msm/msm_drv.c
+++ b/drivers/gpu/drm/msm/msm_drv.c
@@ -964,7 +964,7 @@ static const struct drm_driver msm_driver = {
.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
.prime_fd_to_handle = drm_gem_prime_fd_to_handle,
.gem_prime_import_sg_table = msm_gem_prime_import_sg_table,
- .gem_prime_mmap = drm_gem_prime_mmap,
+ .gem_prime_mmap = msm_gem_prime_mmap,
#ifdef CONFIG_DEBUG_FS
.debugfs_init = msm_debugfs_init,
#endif
diff --git a/drivers/gpu/drm/msm/msm_drv.h b/drivers/gpu/drm/msm/msm_drv.h
index 08388d742d65..099a67d10c3a 100644
--- a/drivers/gpu/drm/msm/msm_drv.h
+++ b/drivers/gpu/drm/msm/msm_drv.h
@@ -246,6 +246,7 @@ unsigned long msm_gem_shrinker_shrink(struct drm_device *dev, unsigned long nr_t
void msm_gem_shrinker_init(struct drm_device *dev);
void msm_gem_shrinker_cleanup(struct drm_device *dev);
+int msm_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma);
struct sg_table *msm_gem_prime_get_sg_table(struct drm_gem_object *obj);
int msm_gem_prime_vmap(struct drm_gem_object *obj, struct iosys_map *map);
void msm_gem_prime_vunmap(struct drm_gem_object *obj, struct iosys_map *map);
diff --git a/drivers/gpu/drm/msm/msm_fence.c b/drivers/gpu/drm/msm/msm_fence.c
index 3df255402a33..38e3323bc232 100644
--- a/drivers/gpu/drm/msm/msm_fence.c
+++ b/drivers/gpu/drm/msm/msm_fence.c
@@ -46,12 +46,14 @@ bool msm_fence_completed(struct msm_fence_context *fctx, uint32_t fence)
(int32_t)(*fctx->fenceptr - fence) >= 0;
}
-/* called from workqueue */
+/* called from irq handler and workqueue (in recover path) */
void msm_update_fence(struct msm_fence_context *fctx, uint32_t fence)
{
- spin_lock(&fctx->spinlock);
+ unsigned long flags;
+
+ spin_lock_irqsave(&fctx->spinlock, flags);
fctx->completed_fence = max(fence, fctx->completed_fence);
- spin_unlock(&fctx->spinlock);
+ spin_unlock_irqrestore(&fctx->spinlock, flags);
}
struct msm_fence {
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c
index 97d5b4d8b9b0..7f92231785a0 100644
--- a/drivers/gpu/drm/msm/msm_gem.c
+++ b/drivers/gpu/drm/msm/msm_gem.c
@@ -439,14 +439,12 @@ int msm_gem_pin_vma_locked(struct drm_gem_object *obj, struct msm_gem_vma *vma)
return ret;
}
-void msm_gem_unpin_vma_locked(struct drm_gem_object *obj, struct msm_gem_vma *vma)
+void msm_gem_unpin_locked(struct drm_gem_object *obj)
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
GEM_WARN_ON(!msm_gem_is_locked(obj));
- msm_gem_unpin_vma(vma);
-
msm_obj->pin_count--;
GEM_WARN_ON(msm_obj->pin_count < 0);
@@ -586,7 +584,8 @@ void msm_gem_unpin_iova(struct drm_gem_object *obj,
msm_gem_lock(obj);
vma = lookup_vma(obj, aspace);
if (!GEM_WARN_ON(!vma)) {
- msm_gem_unpin_vma_locked(obj, vma);
+ msm_gem_unpin_vma(vma);
+ msm_gem_unpin_locked(obj);
}
msm_gem_unlock(obj);
}
diff --git a/drivers/gpu/drm/msm/msm_gem.h b/drivers/gpu/drm/msm/msm_gem.h
index c75d3b879a53..6b7d5bb3b575 100644
--- a/drivers/gpu/drm/msm/msm_gem.h
+++ b/drivers/gpu/drm/msm/msm_gem.h
@@ -145,7 +145,7 @@ struct msm_gem_object {
uint64_t msm_gem_mmap_offset(struct drm_gem_object *obj);
int msm_gem_pin_vma_locked(struct drm_gem_object *obj, struct msm_gem_vma *vma);
-void msm_gem_unpin_vma_locked(struct drm_gem_object *obj, struct msm_gem_vma *vma);
+void msm_gem_unpin_locked(struct drm_gem_object *obj);
struct msm_gem_vma *msm_gem_get_vma_locked(struct drm_gem_object *obj,
struct msm_gem_address_space *aspace);
int msm_gem_get_iova(struct drm_gem_object *obj,
@@ -377,10 +377,11 @@ struct msm_gem_submit {
} *cmd; /* array of size nr_cmds */
struct {
/* make sure these don't conflict w/ MSM_SUBMIT_BO_x */
-#define BO_VALID 0x8000 /* is current addr in cmdstream correct/valid? */
-#define BO_LOCKED 0x4000 /* obj lock is held */
-#define BO_ACTIVE 0x2000 /* active refcnt is held */
-#define BO_PINNED 0x1000 /* obj is pinned and on active list */
+#define BO_VALID 0x8000 /* is current addr in cmdstream correct/valid? */
+#define BO_LOCKED 0x4000 /* obj lock is held */
+#define BO_ACTIVE 0x2000 /* active refcnt is held */
+#define BO_OBJ_PINNED 0x1000 /* obj (pages) is pinned and on active list */
+#define BO_VMA_PINNED 0x0800 /* vma (virtual address) is pinned */
uint32_t flags;
union {
struct msm_gem_object *obj;
diff --git a/drivers/gpu/drm/msm/msm_gem_prime.c b/drivers/gpu/drm/msm/msm_gem_prime.c
index 94ab705e9b8a..dcc8a573bc76 100644
--- a/drivers/gpu/drm/msm/msm_gem_prime.c
+++ b/drivers/gpu/drm/msm/msm_gem_prime.c
@@ -11,6 +11,21 @@
#include "msm_drv.h"
#include "msm_gem.h"
+int msm_gem_prime_mmap(struct drm_gem_object *obj, struct vm_area_struct *vma)
+{
+ int ret;
+
+ /* Ensure the mmap offset is initialized. We lazily initialize it,
+ * so if it has not been first mmap'd directly as a GEM object, the
+ * mmap offset will not be already initialized.
+ */
+ ret = drm_gem_create_mmap_offset(obj);
+ if (ret)
+ return ret;
+
+ return drm_gem_prime_mmap(obj, vma);
+}
+
struct sg_table *msm_gem_prime_get_sg_table(struct drm_gem_object *obj)
{
struct msm_gem_object *msm_obj = to_msm_bo(obj);
diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
index 80975229b4de..3c3a0cfade36 100644
--- a/drivers/gpu/drm/msm/msm_gem_submit.c
+++ b/drivers/gpu/drm/msm/msm_gem_submit.c
@@ -232,8 +232,11 @@ static void submit_cleanup_bo(struct msm_gem_submit *submit, int i,
*/
submit->bos[i].flags &= ~cleanup_flags;
- if (flags & BO_PINNED)
- msm_gem_unpin_vma_locked(obj, submit->bos[i].vma);
+ if (flags & BO_VMA_PINNED)
+ msm_gem_unpin_vma(submit->bos[i].vma);
+
+ if (flags & BO_OBJ_PINNED)
+ msm_gem_unpin_locked(obj);
if (flags & BO_ACTIVE)
msm_gem_active_put(obj);
@@ -244,7 +247,9 @@ static void submit_cleanup_bo(struct msm_gem_submit *submit, int i,
static void submit_unlock_unpin_bo(struct msm_gem_submit *submit, int i)
{
- submit_cleanup_bo(submit, i, BO_PINNED | BO_ACTIVE | BO_LOCKED);
+ unsigned cleanup_flags = BO_VMA_PINNED | BO_OBJ_PINNED |
+ BO_ACTIVE | BO_LOCKED;
+ submit_cleanup_bo(submit, i, cleanup_flags);
if (!(submit->bos[i].flags & BO_VALID))
submit->bos[i].iova = 0;
@@ -375,7 +380,7 @@ static int submit_pin_objects(struct msm_gem_submit *submit)
if (ret)
break;
- submit->bos[i].flags |= BO_PINNED;
+ submit->bos[i].flags |= BO_OBJ_PINNED | BO_VMA_PINNED;
submit->bos[i].vma = vma;
if (vma->iova == submit->bos[i].iova) {
@@ -511,7 +516,7 @@ static void submit_cleanup(struct msm_gem_submit *submit, bool error)
unsigned i;
if (error)
- cleanup_flags |= BO_PINNED | BO_ACTIVE;
+ cleanup_flags |= BO_VMA_PINNED | BO_OBJ_PINNED | BO_ACTIVE;
for (i = 0; i < submit->nr_bos; i++) {
struct msm_gem_object *msm_obj = submit->bos[i].obj;
@@ -529,7 +534,8 @@ void msm_submit_retire(struct msm_gem_submit *submit)
struct drm_gem_object *obj = &submit->bos[i].obj->base;
msm_gem_lock(obj);
- submit_cleanup_bo(submit, i, BO_PINNED | BO_ACTIVE);
+ /* Note, VMA already fence-unpinned before submit: */
+ submit_cleanup_bo(submit, i, BO_OBJ_PINNED | BO_ACTIVE);
msm_gem_unlock(obj);
drm_gem_object_put(obj);
}
diff --git a/drivers/gpu/drm/msm/msm_gem_vma.c b/drivers/gpu/drm/msm/msm_gem_vma.c
index 3c1dc9241831..c471aebcdbab 100644
--- a/drivers/gpu/drm/msm/msm_gem_vma.c
+++ b/drivers/gpu/drm/msm/msm_gem_vma.c
@@ -62,8 +62,7 @@ void msm_gem_purge_vma(struct msm_gem_address_space *aspace,
unsigned size = vma->node.size;
/* Print a message if we try to purge a vma in use */
- if (GEM_WARN_ON(msm_gem_vma_inuse(vma)))
- return;
+ GEM_WARN_ON(msm_gem_vma_inuse(vma));
/* Don't do anything if the memory isn't mapped */
if (!vma->mapped)
@@ -128,8 +127,7 @@ msm_gem_map_vma(struct msm_gem_address_space *aspace,
void msm_gem_close_vma(struct msm_gem_address_space *aspace,
struct msm_gem_vma *vma)
{
- if (GEM_WARN_ON(msm_gem_vma_inuse(vma) || vma->mapped))
- return;
+ GEM_WARN_ON(msm_gem_vma_inuse(vma) || vma->mapped);
spin_lock(&aspace->lock);
if (vma->iova)
diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
index eb8a6663f309..c8cd9bfa3eeb 100644
--- a/drivers/gpu/drm/msm/msm_gpu.c
+++ b/drivers/gpu/drm/msm/msm_gpu.c
@@ -164,24 +164,6 @@ int msm_gpu_hw_init(struct msm_gpu *gpu)
return ret;
}
-static void update_fences(struct msm_gpu *gpu, struct msm_ringbuffer *ring,
- uint32_t fence)
-{
- struct msm_gem_submit *submit;
- unsigned long flags;
-
- spin_lock_irqsave(&ring->submit_lock, flags);
- list_for_each_entry(submit, &ring->submits, node) {
- if (fence_after(submit->seqno, fence))
- break;
-
- msm_update_fence(submit->ring->fctx,
- submit->hw_fence->seqno);
- dma_fence_signal(submit->hw_fence);
- }
- spin_unlock_irqrestore(&ring->submit_lock, flags);
-}
-
#ifdef CONFIG_DEV_COREDUMP
static ssize_t msm_gpu_devcoredump_read(char *buffer, loff_t offset,
size_t count, void *data, size_t datalen)
@@ -436,9 +418,9 @@ static void recover_worker(struct kthread_work *work)
* one more to clear the faulting submit
*/
if (ring == cur_ring)
- fence++;
+ ring->memptrs->fence = ++fence;
- update_fences(gpu, ring, fence);
+ msm_update_fence(ring->fctx, fence);
}
if (msm_gpu_active(gpu)) {
@@ -672,7 +654,6 @@ static void retire_submit(struct msm_gpu *gpu, struct msm_ringbuffer *ring,
msm_submit_retire(submit);
pm_runtime_mark_last_busy(&gpu->pdev->dev);
- pm_runtime_put_autosuspend(&gpu->pdev->dev);
spin_lock_irqsave(&ring->submit_lock, flags);
list_del(&submit->node);
@@ -686,6 +667,8 @@ static void retire_submit(struct msm_gpu *gpu, struct msm_ringbuffer *ring,
msm_devfreq_idle(gpu);
mutex_unlock(&gpu->active_lock);
+ pm_runtime_put_autosuspend(&gpu->pdev->dev);
+
msm_gem_submit_put(submit);
}
@@ -735,7 +718,7 @@ void msm_gpu_retire(struct msm_gpu *gpu)
int i;
for (i = 0; i < gpu->nr_rings; i++)
- update_fences(gpu, gpu->rb[i], gpu->rb[i]->memptrs->fence);
+ msm_update_fence(gpu->rb[i]->fctx, gpu->rb[i]->memptrs->fence);
kthread_queue_work(gpu->worker, &gpu->retire_work);
update_sw_cntrs(gpu);
diff --git a/drivers/gpu/drm/msm/msm_iommu.c b/drivers/gpu/drm/msm/msm_iommu.c
index bcaddbba564d..a54ed354578b 100644
--- a/drivers/gpu/drm/msm/msm_iommu.c
+++ b/drivers/gpu/drm/msm/msm_iommu.c
@@ -58,7 +58,7 @@ static int msm_iommu_pagetable_map(struct msm_mmu *mmu, u64 iova,
u64 addr = iova;
unsigned int i;
- for_each_sg(sgt->sgl, sg, sgt->nents, i) {
+ for_each_sgtable_sg(sgt, sg, i) {
size_t size = sg->length;
phys_addr_t phys = sg_phys(sg);
diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c
index 43066320ff8c..56eecb4a72dc 100644
--- a/drivers/gpu/drm/msm/msm_ringbuffer.c
+++ b/drivers/gpu/drm/msm/msm_ringbuffer.c
@@ -25,7 +25,7 @@ static struct dma_fence *msm_job_run(struct drm_sched_job *job)
msm_gem_lock(obj);
msm_gem_unpin_vma_fenced(submit->bos[i].vma, fctx);
- submit->bos[i].flags &= ~BO_PINNED;
+ submit->bos[i].flags &= ~BO_VMA_PINNED;
msm_gem_unlock(obj);
}
diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index 275f7e4a03ae..6eb1aabdb161 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -7,6 +7,7 @@
*/
#include <linux/component.h>
+#include <linux/dma-mapping.h>
#include <linux/kfifo.h>
#include <linux/module.h>
#include <linux/of_graph.h>
@@ -73,7 +74,6 @@ static int sun4i_drv_bind(struct device *dev)
goto free_drm;
}
- dev_set_drvdata(dev, drm);
drm->dev_private = drv;
INIT_LIST_HEAD(&drv->frontend_list);
INIT_LIST_HEAD(&drv->engine_list);
@@ -114,6 +114,8 @@ static int sun4i_drv_bind(struct device *dev)
drm_fbdev_generic_setup(drm, 32);
+ dev_set_drvdata(dev, drm);
+
return 0;
finish_poll:
@@ -130,6 +132,7 @@ static void sun4i_drv_unbind(struct device *dev)
{
struct drm_device *drm = dev_get_drvdata(dev);
+ dev_set_drvdata(dev, NULL);
drm_dev_unregister(drm);
drm_kms_helper_poll_fini(drm);
drm_atomic_helper_shutdown(drm);
@@ -367,6 +370,13 @@ static int sun4i_drv_probe(struct platform_device *pdev)
INIT_KFIFO(list.fifo);
+ /*
+ * DE2 and DE3 cores actually supports 40-bit addresses, but
+ * driver does not.
+ */
+ dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+ dma_set_max_seg_size(&pdev->dev, UINT_MAX);
+
for (i = 0;; i++) {
struct device_node *pipeline = of_parse_phandle(np,
"allwinner,pipelines",
diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c
index 6d43080791a0..85fb9e800ddf 100644
--- a/drivers/gpu/drm/sun4i/sun4i_layer.c
+++ b/drivers/gpu/drm/sun4i/sun4i_layer.c
@@ -117,7 +117,7 @@ static bool sun4i_layer_format_mod_supported(struct drm_plane *plane,
struct sun4i_layer *layer = plane_to_sun4i_layer(plane);
if (IS_ERR_OR_NULL(layer->backend->frontend))
- sun4i_backend_format_is_supported(format, modifier);
+ return sun4i_backend_format_is_supported(format, modifier);
return sun4i_backend_format_is_supported(format, modifier) ||
sun4i_frontend_format_is_supported(format, modifier);
diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
index a8d75fd7e9f4..477cb6985b4d 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c
@@ -93,34 +93,10 @@ crtcs_exit:
return crtcs;
}
-static int sun8i_dw_hdmi_find_connector_pdev(struct device *dev,
- struct platform_device **pdev_out)
-{
- struct platform_device *pdev;
- struct device_node *remote;
-
- remote = of_graph_get_remote_node(dev->of_node, 1, -1);
- if (!remote)
- return -ENODEV;
-
- if (!of_device_is_compatible(remote, "hdmi-connector")) {
- of_node_put(remote);
- return -ENODEV;
- }
-
- pdev = of_find_device_by_node(remote);
- of_node_put(remote);
- if (!pdev)
- return -ENODEV;
-
- *pdev_out = pdev;
- return 0;
-}
-
static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
void *data)
{
- struct platform_device *pdev = to_platform_device(dev), *connector_pdev;
+ struct platform_device *pdev = to_platform_device(dev);
struct dw_hdmi_plat_data *plat_data;
struct drm_device *drm = data;
struct device_node *phy_node;
@@ -167,30 +143,16 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master,
return dev_err_probe(dev, PTR_ERR(hdmi->regulator),
"Couldn't get regulator\n");
- ret = sun8i_dw_hdmi_find_connector_pdev(dev, &connector_pdev);
- if (!ret) {
- hdmi->ddc_en = gpiod_get_optional(&connector_pdev->dev,
- "ddc-en", GPIOD_OUT_HIGH);
- platform_device_put(connector_pdev);
-
- if (IS_ERR(hdmi->ddc_en)) {
- dev_err(dev, "Couldn't get ddc-en gpio\n");
- return PTR_ERR(hdmi->ddc_en);
- }
- }
-
ret = regulator_enable(hdmi->regulator);
if (ret) {
dev_err(dev, "Failed to enable regulator\n");
- goto err_unref_ddc_en;
+ return ret;
}
- gpiod_set_value(hdmi->ddc_en, 1);
-
ret = reset_control_deassert(hdmi->rst_ctrl);
if (ret) {
dev_err(dev, "Could not deassert ctrl reset control\n");
- goto err_disable_ddc_en;
+ goto err_disable_regulator;
}
ret = clk_prepare_enable(hdmi->clk_tmds);
@@ -245,12 +207,8 @@ err_disable_clk_tmds:
clk_disable_unprepare(hdmi->clk_tmds);
err_assert_ctrl_reset:
reset_control_assert(hdmi->rst_ctrl);
-err_disable_ddc_en:
- gpiod_set_value(hdmi->ddc_en, 0);
+err_disable_regulator:
regulator_disable(hdmi->regulator);
-err_unref_ddc_en:
- if (hdmi->ddc_en)
- gpiod_put(hdmi->ddc_en);
return ret;
}
@@ -264,11 +222,7 @@ static void sun8i_dw_hdmi_unbind(struct device *dev, struct device *master,
sun8i_hdmi_phy_deinit(hdmi->phy);
clk_disable_unprepare(hdmi->clk_tmds);
reset_control_assert(hdmi->rst_ctrl);
- gpiod_set_value(hdmi->ddc_en, 0);
regulator_disable(hdmi->regulator);
-
- if (hdmi->ddc_en)
- gpiod_put(hdmi->ddc_en);
}
static const struct component_ops sun8i_dw_hdmi_ops = {
diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
index bffe1b9cd3dc..9ad09522947a 100644
--- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
+++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h
@@ -9,7 +9,6 @@
#include <drm/bridge/dw_hdmi.h>
#include <drm/drm_encoder.h>
#include <linux/clk.h>
-#include <linux/gpio/consumer.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/reset.h>
@@ -193,7 +192,6 @@ struct sun8i_dw_hdmi {
struct regulator *regulator;
const struct sun8i_dw_hdmi_quirks *quirks;
struct reset_control *rst_ctrl;
- struct gpio_desc *ddc_en;
};
extern struct platform_driver sun8i_hdmi_phy_driver;
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 75d308ec173d..406e9c324e76 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -109,11 +109,11 @@ void ttm_bo_set_bulk_move(struct ttm_buffer_object *bo,
return;
spin_lock(&bo->bdev->lru_lock);
- if (bo->bulk_move && bo->resource)
- ttm_lru_bulk_move_del(bo->bulk_move, bo->resource);
+ if (bo->resource)
+ ttm_resource_del_bulk_move(bo->resource, bo);
bo->bulk_move = bulk;
- if (bo->bulk_move && bo->resource)
- ttm_lru_bulk_move_add(bo->bulk_move, bo->resource);
+ if (bo->resource)
+ ttm_resource_add_bulk_move(bo->resource, bo);
spin_unlock(&bo->bdev->lru_lock);
}
EXPORT_SYMBOL(ttm_bo_set_bulk_move);
@@ -689,8 +689,11 @@ void ttm_bo_pin(struct ttm_buffer_object *bo)
{
dma_resv_assert_held(bo->base.resv);
WARN_ON_ONCE(!kref_read(&bo->kref));
- if (!(bo->pin_count++) && bo->bulk_move && bo->resource)
- ttm_lru_bulk_move_del(bo->bulk_move, bo->resource);
+ spin_lock(&bo->bdev->lru_lock);
+ if (bo->resource)
+ ttm_resource_del_bulk_move(bo->resource, bo);
+ ++bo->pin_count;
+ spin_unlock(&bo->bdev->lru_lock);
}
EXPORT_SYMBOL(ttm_bo_pin);
@@ -707,8 +710,11 @@ void ttm_bo_unpin(struct ttm_buffer_object *bo)
if (WARN_ON_ONCE(!bo->pin_count))
return;
- if (!(--bo->pin_count) && bo->bulk_move && bo->resource)
- ttm_lru_bulk_move_add(bo->bulk_move, bo->resource);
+ spin_lock(&bo->bdev->lru_lock);
+ --bo->pin_count;
+ if (bo->resource)
+ ttm_resource_add_bulk_move(bo->resource, bo);
+ spin_unlock(&bo->bdev->lru_lock);
}
EXPORT_SYMBOL(ttm_bo_unpin);
diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c
index a0562ab386f5..e7147e304637 100644
--- a/drivers/gpu/drm/ttm/ttm_device.c
+++ b/drivers/gpu/drm/ttm/ttm_device.c
@@ -156,8 +156,12 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx,
ttm_resource_manager_for_each_res(man, &cursor, res) {
struct ttm_buffer_object *bo = res->bo;
- uint32_t num_pages = PFN_UP(bo->base.size);
+ uint32_t num_pages;
+ if (!bo)
+ continue;
+
+ num_pages = PFN_UP(bo->base.size);
ret = ttm_bo_swapout(bo, ctx, gfp_flags);
/* ttm_bo_swapout has dropped the lru_lock */
if (!ret)
diff --git a/drivers/gpu/drm/ttm/ttm_resource.c b/drivers/gpu/drm/ttm/ttm_resource.c
index 65889b3caf50..20f9adcc3235 100644
--- a/drivers/gpu/drm/ttm/ttm_resource.c
+++ b/drivers/gpu/drm/ttm/ttm_resource.c
@@ -91,8 +91,8 @@ static void ttm_lru_bulk_move_pos_tail(struct ttm_lru_bulk_move_pos *pos,
}
/* Add the resource to a bulk_move cursor */
-void ttm_lru_bulk_move_add(struct ttm_lru_bulk_move *bulk,
- struct ttm_resource *res)
+static void ttm_lru_bulk_move_add(struct ttm_lru_bulk_move *bulk,
+ struct ttm_resource *res)
{
struct ttm_lru_bulk_move_pos *pos = ttm_lru_bulk_move_pos(bulk, res);
@@ -105,8 +105,8 @@ void ttm_lru_bulk_move_add(struct ttm_lru_bulk_move *bulk,
}
/* Remove the resource from a bulk_move range */
-void ttm_lru_bulk_move_del(struct ttm_lru_bulk_move *bulk,
- struct ttm_resource *res)
+static void ttm_lru_bulk_move_del(struct ttm_lru_bulk_move *bulk,
+ struct ttm_resource *res)
{
struct ttm_lru_bulk_move_pos *pos = ttm_lru_bulk_move_pos(bulk, res);
@@ -122,6 +122,22 @@ void ttm_lru_bulk_move_del(struct ttm_lru_bulk_move *bulk,
}
}
+/* Add the resource to a bulk move if the BO is configured for it */
+void ttm_resource_add_bulk_move(struct ttm_resource *res,
+ struct ttm_buffer_object *bo)
+{
+ if (bo->bulk_move && !bo->pin_count)
+ ttm_lru_bulk_move_add(bo->bulk_move, res);
+}
+
+/* Remove the resource from a bulk move if the BO is configured for it */
+void ttm_resource_del_bulk_move(struct ttm_resource *res,
+ struct ttm_buffer_object *bo)
+{
+ if (bo->bulk_move && !bo->pin_count)
+ ttm_lru_bulk_move_del(bo->bulk_move, res);
+}
+
/* Move a resource to the LRU or bulk tail */
void ttm_resource_move_to_lru_tail(struct ttm_resource *res)
{
@@ -169,15 +185,14 @@ void ttm_resource_init(struct ttm_buffer_object *bo,
res->bus.is_iomem = false;
res->bus.caching = ttm_cached;
res->bo = bo;
- INIT_LIST_HEAD(&res->lru);
man = ttm_manager_type(bo->bdev, place->mem_type);
spin_lock(&bo->bdev->lru_lock);
- man->usage += res->num_pages << PAGE_SHIFT;
- if (bo->bulk_move)
- ttm_lru_bulk_move_add(bo->bulk_move, res);
+ if (bo->pin_count)
+ list_add_tail(&res->lru, &bo->bdev->pinned);
else
- ttm_resource_move_to_lru_tail(res);
+ list_add_tail(&res->lru, &man->lru[bo->priority]);
+ man->usage += res->num_pages << PAGE_SHIFT;
spin_unlock(&bo->bdev->lru_lock);
}
EXPORT_SYMBOL(ttm_resource_init);
@@ -210,8 +225,16 @@ int ttm_resource_alloc(struct ttm_buffer_object *bo,
{
struct ttm_resource_manager *man =
ttm_manager_type(bo->bdev, place->mem_type);
+ int ret;
+
+ ret = man->func->alloc(man, bo, place, res_ptr);
+ if (ret)
+ return ret;
- return man->func->alloc(man, bo, place, res_ptr);
+ spin_lock(&bo->bdev->lru_lock);
+ ttm_resource_add_bulk_move(*res_ptr, bo);
+ spin_unlock(&bo->bdev->lru_lock);
+ return 0;
}
void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource **res)
@@ -221,12 +244,9 @@ void ttm_resource_free(struct ttm_buffer_object *bo, struct ttm_resource **res)
if (!*res)
return;
- if (bo->bulk_move) {
- spin_lock(&bo->bdev->lru_lock);
- ttm_lru_bulk_move_del(bo->bulk_move, *res);
- spin_unlock(&bo->bdev->lru_lock);
- }
-
+ spin_lock(&bo->bdev->lru_lock);
+ ttm_resource_del_bulk_move(*res, bo);
+ spin_unlock(&bo->bdev->lru_lock);
man = ttm_manager_type(bo->bdev, (*res)->mem_type);
man->func->free(man, *res);
*res = NULL;
diff --git a/drivers/gpu/drm/vc4/vc4_bo.c b/drivers/gpu/drm/vc4/vc4_bo.c
index 49c0f2ac868b..b8d856312846 100644
--- a/drivers/gpu/drm/vc4/vc4_bo.c
+++ b/drivers/gpu/drm/vc4/vc4_bo.c
@@ -248,6 +248,9 @@ void vc4_bo_add_to_purgeable_pool(struct vc4_bo *bo)
{
struct vc4_dev *vc4 = to_vc4_dev(bo->base.base.dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
mutex_lock(&vc4->purgeable.lock);
list_add_tail(&bo->size_head, &vc4->purgeable.list);
vc4->purgeable.num++;
@@ -259,6 +262,9 @@ static void vc4_bo_remove_from_purgeable_pool_locked(struct vc4_bo *bo)
{
struct vc4_dev *vc4 = to_vc4_dev(bo->base.base.dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
/* list_del_init() is used here because the caller might release
* the purgeable lock in order to acquire the madv one and update the
* madv status.
@@ -387,6 +393,9 @@ struct drm_gem_object *vc4_create_object(struct drm_device *dev, size_t size)
struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_bo *bo;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return ERR_PTR(-ENODEV);
+
bo = kzalloc(sizeof(*bo), GFP_KERNEL);
if (!bo)
return ERR_PTR(-ENOMEM);
@@ -413,6 +422,9 @@ struct vc4_bo *vc4_bo_create(struct drm_device *dev, size_t unaligned_size,
struct drm_gem_cma_object *cma_obj;
struct vc4_bo *bo;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return ERR_PTR(-ENODEV);
+
if (size == 0)
return ERR_PTR(-EINVAL);
@@ -471,19 +483,20 @@ struct vc4_bo *vc4_bo_create(struct drm_device *dev, size_t unaligned_size,
return bo;
}
-int vc4_dumb_create(struct drm_file *file_priv,
- struct drm_device *dev,
- struct drm_mode_create_dumb *args)
+int vc4_bo_dumb_create(struct drm_file *file_priv,
+ struct drm_device *dev,
+ struct drm_mode_create_dumb *args)
{
- int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_bo *bo = NULL;
int ret;
- if (args->pitch < min_pitch)
- args->pitch = min_pitch;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
- if (args->size < args->pitch * args->height)
- args->size = args->pitch * args->height;
+ ret = vc4_dumb_fixup_args(args);
+ if (ret)
+ return ret;
bo = vc4_bo_create(dev, args->size, false, VC4_BO_TYPE_DUMB);
if (IS_ERR(bo))
@@ -601,8 +614,12 @@ static void vc4_bo_cache_time_work(struct work_struct *work)
int vc4_bo_inc_usecnt(struct vc4_bo *bo)
{
+ struct vc4_dev *vc4 = to_vc4_dev(bo->base.base.dev);
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
/* Fast path: if the BO is already retained by someone, no need to
* check the madv status.
*/
@@ -637,6 +654,11 @@ int vc4_bo_inc_usecnt(struct vc4_bo *bo)
void vc4_bo_dec_usecnt(struct vc4_bo *bo)
{
+ struct vc4_dev *vc4 = to_vc4_dev(bo->base.base.dev);
+
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
/* Fast path: if the BO is still retained by someone, no need to test
* the madv value.
*/
@@ -756,6 +778,9 @@ int vc4_create_bo_ioctl(struct drm_device *dev, void *data,
struct vc4_bo *bo = NULL;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
ret = vc4_grab_bin_bo(vc4, vc4file);
if (ret)
return ret;
@@ -779,9 +804,13 @@ int vc4_create_bo_ioctl(struct drm_device *dev, void *data,
int vc4_mmap_bo_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_vc4_mmap_bo *args = data;
struct drm_gem_object *gem_obj;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
gem_obj = drm_gem_object_lookup(file_priv, args->handle);
if (!gem_obj) {
DRM_DEBUG("Failed to look up GEM BO %d\n", args->handle);
@@ -805,6 +834,9 @@ vc4_create_shader_bo_ioctl(struct drm_device *dev, void *data,
struct vc4_bo *bo = NULL;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (args->size == 0)
return -EINVAL;
@@ -875,11 +907,15 @@ fail:
int vc4_set_tiling_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_vc4_set_tiling *args = data;
struct drm_gem_object *gem_obj;
struct vc4_bo *bo;
bool t_format;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (args->flags != 0)
return -EINVAL;
@@ -918,10 +954,14 @@ int vc4_set_tiling_ioctl(struct drm_device *dev, void *data,
int vc4_get_tiling_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_vc4_get_tiling *args = data;
struct drm_gem_object *gem_obj;
struct vc4_bo *bo;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (args->flags != 0 || args->modifier != 0)
return -EINVAL;
@@ -948,6 +988,9 @@ int vc4_bo_cache_init(struct drm_device *dev)
struct vc4_dev *vc4 = to_vc4_dev(dev);
int i;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
/* Create the initial set of BO labels that the kernel will
* use. This lets us avoid a bunch of string reallocation in
* the kernel's draw and BO allocation paths.
@@ -1007,6 +1050,9 @@ int vc4_label_bo_ioctl(struct drm_device *dev, void *data,
struct drm_gem_object *gem_obj;
int ret = 0, label;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!args->len)
return -EINVAL;
diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c
index 59b20c8f132b..9355213dc883 100644
--- a/drivers/gpu/drm/vc4/vc4_crtc.c
+++ b/drivers/gpu/drm/vc4/vc4_crtc.c
@@ -256,7 +256,7 @@ static u32 vc4_get_fifo_full_level(struct vc4_crtc *vc4_crtc, u32 format)
* Removing 1 from the FIFO full level however
* seems to completely remove that issue.
*/
- if (!vc4->hvs->hvs5)
+ if (!vc4->is_vc5)
return fifo_len_bytes - 3 * HVS_FIFO_LATENCY_PIX - 1;
return fifo_len_bytes - 3 * HVS_FIFO_LATENCY_PIX;
@@ -389,7 +389,7 @@ static void vc4_crtc_config_pv(struct drm_crtc *crtc, struct drm_encoder *encode
if (is_dsi)
CRTC_WRITE(PV_HACT_ACT, mode->hdisplay * pixel_rep);
- if (vc4->hvs->hvs5)
+ if (vc4->is_vc5)
CRTC_WRITE(PV_MUX_CFG,
VC4_SET_FIELD(PV_MUX_CFG_RGB_PIXEL_MUX_MODE_NO_SWAP,
PV_MUX_CFG_RGB_PIXEL_MUX_MODE));
@@ -775,17 +775,18 @@ struct vc4_async_flip_state {
struct drm_framebuffer *old_fb;
struct drm_pending_vblank_event *event;
- struct vc4_seqno_cb cb;
+ union {
+ struct dma_fence_cb fence;
+ struct vc4_seqno_cb seqno;
+ } cb;
};
/* Called when the V3D execution for the BO being flipped to is done, so that
* we can actually update the plane's address to point to it.
*/
static void
-vc4_async_page_flip_complete(struct vc4_seqno_cb *cb)
+vc4_async_page_flip_complete(struct vc4_async_flip_state *flip_state)
{
- struct vc4_async_flip_state *flip_state =
- container_of(cb, struct vc4_async_flip_state, cb);
struct drm_crtc *crtc = flip_state->crtc;
struct drm_device *dev = crtc->dev;
struct drm_plane *plane = crtc->primary;
@@ -802,59 +803,96 @@ vc4_async_page_flip_complete(struct vc4_seqno_cb *cb)
drm_crtc_vblank_put(crtc);
drm_framebuffer_put(flip_state->fb);
- /* Decrement the BO usecnt in order to keep the inc/dec calls balanced
- * when the planes are updated through the async update path.
- * FIXME: we should move to generic async-page-flip when it's
- * available, so that we can get rid of this hand-made cleanup_fb()
- * logic.
- */
- if (flip_state->old_fb) {
- struct drm_gem_cma_object *cma_bo;
- struct vc4_bo *bo;
+ if (flip_state->old_fb)
+ drm_framebuffer_put(flip_state->old_fb);
+
+ kfree(flip_state);
+}
+
+static void vc4_async_page_flip_seqno_complete(struct vc4_seqno_cb *cb)
+{
+ struct vc4_async_flip_state *flip_state =
+ container_of(cb, struct vc4_async_flip_state, cb.seqno);
+ struct vc4_bo *bo = NULL;
- cma_bo = drm_fb_cma_get_gem_obj(flip_state->old_fb, 0);
+ if (flip_state->old_fb) {
+ struct drm_gem_cma_object *cma_bo =
+ drm_fb_cma_get_gem_obj(flip_state->old_fb, 0);
bo = to_vc4_bo(&cma_bo->base);
- vc4_bo_dec_usecnt(bo);
- drm_framebuffer_put(flip_state->old_fb);
}
- kfree(flip_state);
+ vc4_async_page_flip_complete(flip_state);
+
+ /*
+ * Decrement the BO usecnt in order to keep the inc/dec
+ * calls balanced when the planes are updated through
+ * the async update path.
+ *
+ * FIXME: we should move to generic async-page-flip when
+ * it's available, so that we can get rid of this
+ * hand-made cleanup_fb() logic.
+ */
+ if (bo)
+ vc4_bo_dec_usecnt(bo);
}
-/* Implements async (non-vblank-synced) page flips.
- *
- * The page flip ioctl needs to return immediately, so we grab the
- * modeset semaphore on the pipe, and queue the address update for
- * when V3D is done with the BO being flipped to.
- */
-static int vc4_async_page_flip(struct drm_crtc *crtc,
- struct drm_framebuffer *fb,
- struct drm_pending_vblank_event *event,
- uint32_t flags)
+static void vc4_async_page_flip_fence_complete(struct dma_fence *fence,
+ struct dma_fence_cb *cb)
{
- struct drm_device *dev = crtc->dev;
- struct drm_plane *plane = crtc->primary;
- int ret = 0;
- struct vc4_async_flip_state *flip_state;
+ struct vc4_async_flip_state *flip_state =
+ container_of(cb, struct vc4_async_flip_state, cb.fence);
+
+ vc4_async_page_flip_complete(flip_state);
+ dma_fence_put(fence);
+}
+
+static int vc4_async_set_fence_cb(struct drm_device *dev,
+ struct vc4_async_flip_state *flip_state)
+{
+ struct drm_framebuffer *fb = flip_state->fb;
struct drm_gem_cma_object *cma_bo = drm_fb_cma_get_gem_obj(fb, 0);
- struct vc4_bo *bo = to_vc4_bo(&cma_bo->base);
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
+ struct dma_fence *fence;
+ int ret;
- /* Increment the BO usecnt here, so that we never end up with an
- * unbalanced number of vc4_bo_{dec,inc}_usecnt() calls when the
- * plane is later updated through the non-async path.
- * FIXME: we should move to generic async-page-flip when it's
- * available, so that we can get rid of this hand-made prepare_fb()
- * logic.
- */
- ret = vc4_bo_inc_usecnt(bo);
+ if (!vc4->is_vc5) {
+ struct vc4_bo *bo = to_vc4_bo(&cma_bo->base);
+
+ return vc4_queue_seqno_cb(dev, &flip_state->cb.seqno, bo->seqno,
+ vc4_async_page_flip_seqno_complete);
+ }
+
+ ret = dma_resv_get_singleton(cma_bo->base.resv, DMA_RESV_USAGE_READ, &fence);
if (ret)
return ret;
+ /* If there's no fence, complete the page flip immediately */
+ if (!fence) {
+ vc4_async_page_flip_fence_complete(fence, &flip_state->cb.fence);
+ return 0;
+ }
+
+ /* If the fence has already been completed, complete the page flip */
+ if (dma_fence_add_callback(fence, &flip_state->cb.fence,
+ vc4_async_page_flip_fence_complete))
+ vc4_async_page_flip_fence_complete(fence, &flip_state->cb.fence);
+
+ return 0;
+}
+
+static int
+vc4_async_page_flip_common(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t flags)
+{
+ struct drm_device *dev = crtc->dev;
+ struct drm_plane *plane = crtc->primary;
+ struct vc4_async_flip_state *flip_state;
+
flip_state = kzalloc(sizeof(*flip_state), GFP_KERNEL);
- if (!flip_state) {
- vc4_bo_dec_usecnt(bo);
+ if (!flip_state)
return -ENOMEM;
- }
drm_framebuffer_get(fb);
flip_state->fb = fb;
@@ -881,23 +919,79 @@ static int vc4_async_page_flip(struct drm_crtc *crtc,
*/
drm_atomic_set_fb_for_plane(plane->state, fb);
- vc4_queue_seqno_cb(dev, &flip_state->cb, bo->seqno,
- vc4_async_page_flip_complete);
+ vc4_async_set_fence_cb(dev, flip_state);
/* Driver takes ownership of state on successful async commit. */
return 0;
}
+/* Implements async (non-vblank-synced) page flips.
+ *
+ * The page flip ioctl needs to return immediately, so we grab the
+ * modeset semaphore on the pipe, and queue the address update for
+ * when V3D is done with the BO being flipped to.
+ */
+static int vc4_async_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t flags)
+{
+ struct drm_device *dev = crtc->dev;
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
+ struct drm_gem_cma_object *cma_bo = drm_fb_cma_get_gem_obj(fb, 0);
+ struct vc4_bo *bo = to_vc4_bo(&cma_bo->base);
+ int ret;
+
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
+ /*
+ * Increment the BO usecnt here, so that we never end up with an
+ * unbalanced number of vc4_bo_{dec,inc}_usecnt() calls when the
+ * plane is later updated through the non-async path.
+ *
+ * FIXME: we should move to generic async-page-flip when
+ * it's available, so that we can get rid of this
+ * hand-made prepare_fb() logic.
+ */
+ ret = vc4_bo_inc_usecnt(bo);
+ if (ret)
+ return ret;
+
+ ret = vc4_async_page_flip_common(crtc, fb, event, flags);
+ if (ret) {
+ vc4_bo_dec_usecnt(bo);
+ return ret;
+ }
+
+ return 0;
+}
+
+static int vc5_async_page_flip(struct drm_crtc *crtc,
+ struct drm_framebuffer *fb,
+ struct drm_pending_vblank_event *event,
+ uint32_t flags)
+{
+ return vc4_async_page_flip_common(crtc, fb, event, flags);
+}
+
int vc4_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t flags,
struct drm_modeset_acquire_ctx *ctx)
{
- if (flags & DRM_MODE_PAGE_FLIP_ASYNC)
- return vc4_async_page_flip(crtc, fb, event, flags);
- else
+ if (flags & DRM_MODE_PAGE_FLIP_ASYNC) {
+ struct drm_device *dev = crtc->dev;
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
+
+ if (vc4->is_vc5)
+ return vc5_async_page_flip(crtc, fb, event, flags);
+ else
+ return vc4_async_page_flip(crtc, fb, event, flags);
+ } else {
return drm_atomic_helper_page_flip(crtc, fb, event, flags, ctx);
+ }
}
struct drm_crtc_state *vc4_crtc_duplicate_state(struct drm_crtc *crtc)
@@ -1149,7 +1243,7 @@ int vc4_crtc_init(struct drm_device *drm, struct vc4_crtc *vc4_crtc,
crtc_funcs, NULL);
drm_crtc_helper_add(crtc, crtc_helper_funcs);
- if (!vc4->hvs->hvs5) {
+ if (!vc4->is_vc5) {
drm_mode_crtc_set_gamma_size(crtc, ARRAY_SIZE(vc4_crtc->lut_r));
drm_crtc_enable_color_mgmt(crtc, 0, false, crtc->gamma_size);
diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index 162bc18e7497..0f0f0263e744 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -63,6 +63,32 @@ void __iomem *vc4_ioremap_regs(struct platform_device *pdev, int index)
return map;
}
+int vc4_dumb_fixup_args(struct drm_mode_create_dumb *args)
+{
+ int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);
+
+ if (args->pitch < min_pitch)
+ args->pitch = min_pitch;
+
+ if (args->size < args->pitch * args->height)
+ args->size = args->pitch * args->height;
+
+ return 0;
+}
+
+static int vc5_dumb_create(struct drm_file *file_priv,
+ struct drm_device *dev,
+ struct drm_mode_create_dumb *args)
+{
+ int ret;
+
+ ret = vc4_dumb_fixup_args(args);
+ if (ret)
+ return ret;
+
+ return drm_gem_cma_dumb_create_internal(file_priv, dev, args);
+}
+
static int vc4_get_param_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
@@ -73,6 +99,9 @@ static int vc4_get_param_ioctl(struct drm_device *dev, void *data,
if (args->pad != 0)
return -EINVAL;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d)
return -ENODEV;
@@ -116,11 +145,16 @@ static int vc4_get_param_ioctl(struct drm_device *dev, void *data,
static int vc4_open(struct drm_device *dev, struct drm_file *file)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_file *vc4file;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
vc4file = kzalloc(sizeof(*vc4file), GFP_KERNEL);
if (!vc4file)
return -ENOMEM;
+ vc4file->dev = vc4;
vc4_perfmon_open_file(vc4file);
file->driver_priv = vc4file;
@@ -132,6 +166,9 @@ static void vc4_close(struct drm_device *dev, struct drm_file *file)
struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_file *vc4file = file->driver_priv;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (vc4file->bin_bo_used)
vc4_v3d_bin_bo_put(vc4);
@@ -160,7 +197,7 @@ static const struct drm_ioctl_desc vc4_drm_ioctls[] = {
DRM_IOCTL_DEF_DRV(VC4_PERFMON_GET_VALUES, vc4_perfmon_get_values_ioctl, DRM_RENDER_ALLOW),
};
-static struct drm_driver vc4_drm_driver = {
+static const struct drm_driver vc4_drm_driver = {
.driver_features = (DRIVER_MODESET |
DRIVER_ATOMIC |
DRIVER_GEM |
@@ -175,7 +212,7 @@ static struct drm_driver vc4_drm_driver = {
.gem_create_object = vc4_create_object,
- DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(vc4_dumb_create),
+ DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(vc4_bo_dumb_create),
.ioctls = vc4_drm_ioctls,
.num_ioctls = ARRAY_SIZE(vc4_drm_ioctls),
@@ -189,6 +226,27 @@ static struct drm_driver vc4_drm_driver = {
.patchlevel = DRIVER_PATCHLEVEL,
};
+static const struct drm_driver vc5_drm_driver = {
+ .driver_features = (DRIVER_MODESET |
+ DRIVER_ATOMIC |
+ DRIVER_GEM),
+
+#if defined(CONFIG_DEBUG_FS)
+ .debugfs_init = vc4_debugfs_init,
+#endif
+
+ DRM_GEM_CMA_DRIVER_OPS_WITH_DUMB_CREATE(vc5_dumb_create),
+
+ .fops = &vc4_drm_fops,
+
+ .name = DRIVER_NAME,
+ .desc = DRIVER_DESC,
+ .date = DRIVER_DATE,
+ .major = DRIVER_MAJOR,
+ .minor = DRIVER_MINOR,
+ .patchlevel = DRIVER_PATCHLEVEL,
+};
+
static void vc4_match_add_drivers(struct device *dev,
struct component_match **match,
struct platform_driver *const *drivers,
@@ -212,42 +270,49 @@ static void vc4_match_add_drivers(struct device *dev,
static int vc4_drm_bind(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
+ const struct drm_driver *driver;
struct rpi_firmware *firmware = NULL;
struct drm_device *drm;
struct vc4_dev *vc4;
struct device_node *node;
struct drm_crtc *crtc;
+ bool is_vc5;
int ret = 0;
dev->coherent_dma_mask = DMA_BIT_MASK(32);
- /* If VC4 V3D is missing, don't advertise render nodes. */
- node = of_find_matching_node_and_match(NULL, vc4_v3d_dt_match, NULL);
- if (!node || !of_device_is_available(node))
- vc4_drm_driver.driver_features &= ~DRIVER_RENDER;
- of_node_put(node);
+ is_vc5 = of_device_is_compatible(dev->of_node, "brcm,bcm2711-vc5");
+ if (is_vc5)
+ driver = &vc5_drm_driver;
+ else
+ driver = &vc4_drm_driver;
- vc4 = devm_drm_dev_alloc(dev, &vc4_drm_driver, struct vc4_dev, base);
+ vc4 = devm_drm_dev_alloc(dev, driver, struct vc4_dev, base);
if (IS_ERR(vc4))
return PTR_ERR(vc4);
+ vc4->is_vc5 = is_vc5;
drm = &vc4->base;
platform_set_drvdata(pdev, drm);
INIT_LIST_HEAD(&vc4->debugfs_list);
- mutex_init(&vc4->bin_bo_lock);
+ if (!is_vc5) {
+ mutex_init(&vc4->bin_bo_lock);
- ret = vc4_bo_cache_init(drm);
- if (ret)
- return ret;
+ ret = vc4_bo_cache_init(drm);
+ if (ret)
+ return ret;
+ }
ret = drmm_mode_config_init(drm);
if (ret)
return ret;
- ret = vc4_gem_init(drm);
- if (ret)
- return ret;
+ if (!is_vc5) {
+ ret = vc4_gem_init(drm);
+ if (ret)
+ return ret;
+ }
node = of_find_compatible_node(NULL, NULL, "raspberrypi,bcm2835-firmware");
if (node) {
@@ -258,7 +323,7 @@ static int vc4_drm_bind(struct device *dev)
return -EPROBE_DEFER;
}
- ret = drm_aperture_remove_framebuffers(false, &vc4_drm_driver);
+ ret = drm_aperture_remove_framebuffers(false, driver);
if (ret)
return ret;
diff --git a/drivers/gpu/drm/vc4/vc4_drv.h b/drivers/gpu/drm/vc4/vc4_drv.h
index 15e0c2ac3940..93fd55b9e99e 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.h
+++ b/drivers/gpu/drm/vc4/vc4_drv.h
@@ -48,6 +48,8 @@ enum vc4_kernel_bo_type {
* done. This way, only events related to a specific job will be counted.
*/
struct vc4_perfmon {
+ struct vc4_dev *dev;
+
/* Tracks the number of users of the perfmon, when this counter reaches
* zero the perfmon is destroyed.
*/
@@ -74,6 +76,8 @@ struct vc4_perfmon {
struct vc4_dev {
struct drm_device base;
+ bool is_vc5;
+
unsigned int irq;
struct vc4_hvs *hvs;
@@ -316,6 +320,7 @@ struct vc4_v3d {
};
struct vc4_hvs {
+ struct vc4_dev *vc4;
struct platform_device *pdev;
void __iomem *regs;
u32 __iomem *dlist;
@@ -333,9 +338,6 @@ struct vc4_hvs {
struct drm_mm_node mitchell_netravali_filter;
struct debugfs_regset32 regset;
-
- /* HVS version 5 flag, therefore requires updated dlist structures */
- bool hvs5;
};
struct vc4_plane {
@@ -580,6 +582,8 @@ to_vc4_crtc_state(struct drm_crtc_state *crtc_state)
#define VC4_REG32(reg) { .name = #reg, .offset = reg }
struct vc4_exec_info {
+ struct vc4_dev *dev;
+
/* Sequence number for this bin/render job. */
uint64_t seqno;
@@ -701,6 +705,8 @@ struct vc4_exec_info {
* released when the DRM file is closed should be placed here.
*/
struct vc4_file {
+ struct vc4_dev *dev;
+
struct {
struct idr idr;
struct mutex lock;
@@ -814,9 +820,9 @@ struct vc4_validated_shader_info {
struct drm_gem_object *vc4_create_object(struct drm_device *dev, size_t size);
struct vc4_bo *vc4_bo_create(struct drm_device *dev, size_t size,
bool from_cache, enum vc4_kernel_bo_type type);
-int vc4_dumb_create(struct drm_file *file_priv,
- struct drm_device *dev,
- struct drm_mode_create_dumb *args);
+int vc4_bo_dumb_create(struct drm_file *file_priv,
+ struct drm_device *dev,
+ struct drm_mode_create_dumb *args);
int vc4_create_bo_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv);
int vc4_create_shader_bo_ioctl(struct drm_device *dev, void *data,
@@ -885,6 +891,7 @@ static inline void vc4_debugfs_add_regset32(struct drm_device *drm,
/* vc4_drv.c */
void __iomem *vc4_ioremap_regs(struct platform_device *dev, int index);
+int vc4_dumb_fixup_args(struct drm_mode_create_dumb *args);
/* vc4_dpi.c */
extern struct platform_driver vc4_dpi_driver;
diff --git a/drivers/gpu/drm/vc4/vc4_gem.c b/drivers/gpu/drm/vc4/vc4_gem.c
index 9eaf304fc20d..fe10d9c3fff8 100644
--- a/drivers/gpu/drm/vc4/vc4_gem.c
+++ b/drivers/gpu/drm/vc4/vc4_gem.c
@@ -76,6 +76,9 @@ vc4_get_hang_state_ioctl(struct drm_device *dev, void *data,
u32 i;
int ret = 0;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d) {
DRM_DEBUG("VC4_GET_HANG_STATE with no VC4 V3D probed\n");
return -ENODEV;
@@ -386,6 +389,9 @@ vc4_wait_for_seqno(struct drm_device *dev, uint64_t seqno, uint64_t timeout_ns,
unsigned long timeout_expire;
DEFINE_WAIT(wait);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (vc4->finished_seqno >= seqno)
return 0;
@@ -468,6 +474,9 @@ vc4_submit_next_bin_job(struct drm_device *dev)
struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_exec_info *exec;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
again:
exec = vc4_first_bin_job(vc4);
if (!exec)
@@ -513,6 +522,9 @@ vc4_submit_next_render_job(struct drm_device *dev)
if (!exec)
return;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
/* A previous RCL may have written to one of our textures, and
* our full cache flush at bin time may have occurred before
* that RCL completed. Flush the texture cache now, but not
@@ -531,6 +543,9 @@ vc4_move_job_to_render(struct drm_device *dev, struct vc4_exec_info *exec)
struct vc4_dev *vc4 = to_vc4_dev(dev);
bool was_empty = list_empty(&vc4->render_job_list);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
list_move_tail(&exec->head, &vc4->render_job_list);
if (was_empty)
vc4_submit_next_render_job(dev);
@@ -997,6 +1012,9 @@ vc4_job_handle_completed(struct vc4_dev *vc4)
unsigned long irqflags;
struct vc4_seqno_cb *cb, *cb_temp;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
spin_lock_irqsave(&vc4->job_lock, irqflags);
while (!list_empty(&vc4->job_done_list)) {
struct vc4_exec_info *exec =
@@ -1033,6 +1051,9 @@ int vc4_queue_seqno_cb(struct drm_device *dev,
struct vc4_dev *vc4 = to_vc4_dev(dev);
unsigned long irqflags;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
cb->func = func;
INIT_WORK(&cb->work, vc4_seqno_cb_work);
@@ -1083,8 +1104,12 @@ int
vc4_wait_seqno_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_vc4_wait_seqno *args = data;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
return vc4_wait_for_seqno_ioctl_helper(dev, args->seqno,
&args->timeout_ns);
}
@@ -1093,11 +1118,15 @@ int
vc4_wait_bo_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
int ret;
struct drm_vc4_wait_bo *args = data;
struct drm_gem_object *gem_obj;
struct vc4_bo *bo;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (args->pad != 0)
return -EINVAL;
@@ -1144,6 +1173,9 @@ vc4_submit_cl_ioctl(struct drm_device *dev, void *data,
args->shader_rec_size,
args->bo_handle_count);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d) {
DRM_DEBUG("VC4_SUBMIT_CL with no VC4 V3D probed\n");
return -ENODEV;
@@ -1167,6 +1199,7 @@ vc4_submit_cl_ioctl(struct drm_device *dev, void *data,
DRM_ERROR("malloc failure on exec struct\n");
return -ENOMEM;
}
+ exec->dev = vc4;
ret = vc4_v3d_pm_get(vc4);
if (ret) {
@@ -1276,6 +1309,9 @@ int vc4_gem_init(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
vc4->dma_fence_context = dma_fence_context_alloc(1);
INIT_LIST_HEAD(&vc4->bin_job_list);
@@ -1321,11 +1357,15 @@ static void vc4_gem_destroy(struct drm_device *dev, void *unused)
int vc4_gem_madvise_ioctl(struct drm_device *dev, void *data,
struct drm_file *file_priv)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_vc4_gem_madvise *args = data;
struct drm_gem_object *gem_obj;
struct vc4_bo *bo;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
switch (args->madv) {
case VC4_MADV_DONTNEED:
case VC4_MADV_WILLNEED:
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index 823d812f4982..ce9d16666d91 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -1481,7 +1481,7 @@ vc4_hdmi_encoder_compute_mode_clock(const struct drm_display_mode *mode,
unsigned int bpc,
enum vc4_hdmi_output_format fmt)
{
- unsigned long long clock = mode->clock * 1000;
+ unsigned long long clock = mode->clock * 1000ULL;
if (mode->flags & DRM_MODE_FLAG_DBLCLK)
clock = clock * 2;
diff --git a/drivers/gpu/drm/vc4/vc4_hvs.c b/drivers/gpu/drm/vc4/vc4_hvs.c
index 2a58fc421cf6..ba2c8e5a9b64 100644
--- a/drivers/gpu/drm/vc4/vc4_hvs.c
+++ b/drivers/gpu/drm/vc4/vc4_hvs.c
@@ -220,10 +220,11 @@ u8 vc4_hvs_get_fifo_frame_count(struct vc4_hvs *hvs, unsigned int fifo)
int vc4_hvs_get_fifo_from_output(struct vc4_hvs *hvs, unsigned int output)
{
+ struct vc4_dev *vc4 = hvs->vc4;
u32 reg;
int ret;
- if (!hvs->hvs5)
+ if (!vc4->is_vc5)
return output;
switch (output) {
@@ -273,6 +274,7 @@ int vc4_hvs_get_fifo_from_output(struct vc4_hvs *hvs, unsigned int output)
static int vc4_hvs_init_channel(struct vc4_hvs *hvs, struct drm_crtc *crtc,
struct drm_display_mode *mode, bool oneshot)
{
+ struct vc4_dev *vc4 = hvs->vc4;
struct vc4_crtc *vc4_crtc = to_vc4_crtc(crtc);
struct vc4_crtc_state *vc4_crtc_state = to_vc4_crtc_state(crtc->state);
unsigned int chan = vc4_crtc_state->assigned_channel;
@@ -291,7 +293,7 @@ static int vc4_hvs_init_channel(struct vc4_hvs *hvs, struct drm_crtc *crtc,
*/
dispctrl = SCALER_DISPCTRLX_ENABLE;
- if (!hvs->hvs5)
+ if (!vc4->is_vc5)
dispctrl |= VC4_SET_FIELD(mode->hdisplay,
SCALER_DISPCTRLX_WIDTH) |
VC4_SET_FIELD(mode->vdisplay,
@@ -312,7 +314,7 @@ static int vc4_hvs_init_channel(struct vc4_hvs *hvs, struct drm_crtc *crtc,
HVS_WRITE(SCALER_DISPBKGNDX(chan), dispbkgndx |
SCALER_DISPBKGND_AUTOHS |
- ((!hvs->hvs5) ? SCALER_DISPBKGND_GAMMA : 0) |
+ ((!vc4->is_vc5) ? SCALER_DISPBKGND_GAMMA : 0) |
(interlace ? SCALER_DISPBKGND_INTERLACE : 0));
/* Reload the LUT, since the SRAMs would have been disabled if
@@ -617,11 +619,9 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
if (!hvs)
return -ENOMEM;
+ hvs->vc4 = vc4;
hvs->pdev = pdev;
- if (of_device_is_compatible(pdev->dev.of_node, "brcm,bcm2711-hvs"))
- hvs->hvs5 = true;
-
hvs->regs = vc4_ioremap_regs(pdev, 0);
if (IS_ERR(hvs->regs))
return PTR_ERR(hvs->regs);
@@ -630,7 +630,7 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
hvs->regset.regs = hvs_regs;
hvs->regset.nregs = ARRAY_SIZE(hvs_regs);
- if (hvs->hvs5) {
+ if (vc4->is_vc5) {
hvs->core_clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(hvs->core_clk)) {
dev_err(&pdev->dev, "Couldn't get core clock\n");
@@ -644,7 +644,7 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
}
}
- if (!hvs->hvs5)
+ if (!vc4->is_vc5)
hvs->dlist = hvs->regs + SCALER_DLIST_START;
else
hvs->dlist = hvs->regs + SCALER5_DLIST_START;
@@ -665,7 +665,7 @@ static int vc4_hvs_bind(struct device *dev, struct device *master, void *data)
* between planes when they don't overlap on the screen, but
* for now we just allocate globally.
*/
- if (!hvs->hvs5)
+ if (!vc4->is_vc5)
/* 48k words of 2x12-bit pixels */
drm_mm_init(&hvs->lbm_mm, 0, 48 * 1024);
else
diff --git a/drivers/gpu/drm/vc4/vc4_irq.c b/drivers/gpu/drm/vc4/vc4_irq.c
index 4342fb43e8c1..2eacfb6773d2 100644
--- a/drivers/gpu/drm/vc4/vc4_irq.c
+++ b/drivers/gpu/drm/vc4/vc4_irq.c
@@ -265,6 +265,9 @@ vc4_irq_enable(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (!vc4->v3d)
return;
@@ -279,6 +282,9 @@ vc4_irq_disable(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (!vc4->v3d)
return;
@@ -296,8 +302,12 @@ vc4_irq_disable(struct drm_device *dev)
int vc4_irq_install(struct drm_device *dev, int irq)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (irq == IRQ_NOTCONNECTED)
return -ENOTCONN;
@@ -316,6 +326,9 @@ void vc4_irq_uninstall(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
vc4_irq_disable(dev);
free_irq(vc4->irq, dev);
}
@@ -326,6 +339,9 @@ void vc4_irq_reset(struct drm_device *dev)
struct vc4_dev *vc4 = to_vc4_dev(dev);
unsigned long irqflags;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
/* Acknowledge any stale IRQs. */
V3D_WRITE(V3D_INTCTL, V3D_DRIVER_IRQS);
diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c
index c169bd72e53b..893d831b24aa 100644
--- a/drivers/gpu/drm/vc4/vc4_kms.c
+++ b/drivers/gpu/drm/vc4/vc4_kms.c
@@ -393,7 +393,7 @@ static void vc4_atomic_commit_tail(struct drm_atomic_state *state)
old_hvs_state->fifo_state[channel].pending_commit = NULL;
}
- if (vc4->hvs->hvs5) {
+ if (vc4->is_vc5) {
unsigned long state_rate = max(old_hvs_state->core_clock_rate,
new_hvs_state->core_clock_rate);
unsigned long core_rate = max_t(unsigned long,
@@ -412,7 +412,7 @@ static void vc4_atomic_commit_tail(struct drm_atomic_state *state)
vc4_ctm_commit(vc4, state);
- if (vc4->hvs->hvs5)
+ if (vc4->is_vc5)
vc5_hvs_pv_muxing_commit(vc4, state);
else
vc4_hvs_pv_muxing_commit(vc4, state);
@@ -430,7 +430,7 @@ static void vc4_atomic_commit_tail(struct drm_atomic_state *state)
drm_atomic_helper_cleanup_planes(dev, state);
- if (vc4->hvs->hvs5) {
+ if (vc4->is_vc5) {
drm_dbg(dev, "Running the core clock at %lu Hz\n",
new_hvs_state->core_clock_rate);
@@ -479,8 +479,12 @@ static struct drm_framebuffer *vc4_fb_create(struct drm_device *dev,
struct drm_file *file_priv,
const struct drm_mode_fb_cmd2 *mode_cmd)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_mode_fb_cmd2 mode_cmd_local;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return ERR_PTR(-ENODEV);
+
/* If the user didn't specify a modifier, use the
* vc4_set_tiling_ioctl() state for the BO.
*/
@@ -997,11 +1001,15 @@ static const struct drm_mode_config_funcs vc4_mode_funcs = {
.fb_create = vc4_fb_create,
};
+static const struct drm_mode_config_funcs vc5_mode_funcs = {
+ .atomic_check = vc4_atomic_check,
+ .atomic_commit = drm_atomic_helper_commit,
+ .fb_create = drm_gem_fb_create,
+};
+
int vc4_kms_load(struct drm_device *dev)
{
struct vc4_dev *vc4 = to_vc4_dev(dev);
- bool is_vc5 = of_device_is_compatible(dev->dev->of_node,
- "brcm,bcm2711-vc5");
int ret;
/*
@@ -1009,7 +1017,7 @@ int vc4_kms_load(struct drm_device *dev)
* the BCM2711, but the load tracker computations are used for
* the core clock rate calculation.
*/
- if (!is_vc5) {
+ if (!vc4->is_vc5) {
/* Start with the load tracker enabled. Can be
* disabled through the debugfs load_tracker file.
*/
@@ -1025,7 +1033,7 @@ int vc4_kms_load(struct drm_device *dev)
return ret;
}
- if (is_vc5) {
+ if (vc4->is_vc5) {
dev->mode_config.max_width = 7680;
dev->mode_config.max_height = 7680;
} else {
@@ -1033,7 +1041,7 @@ int vc4_kms_load(struct drm_device *dev)
dev->mode_config.max_height = 2048;
}
- dev->mode_config.funcs = &vc4_mode_funcs;
+ dev->mode_config.funcs = vc4->is_vc5 ? &vc5_mode_funcs : &vc4_mode_funcs;
dev->mode_config.helper_private = &vc4_mode_config_helpers;
dev->mode_config.preferred_depth = 24;
dev->mode_config.async_page_flip = true;
diff --git a/drivers/gpu/drm/vc4/vc4_perfmon.c b/drivers/gpu/drm/vc4/vc4_perfmon.c
index 18abc06335c1..c7f5adb6bcf8 100644
--- a/drivers/gpu/drm/vc4/vc4_perfmon.c
+++ b/drivers/gpu/drm/vc4/vc4_perfmon.c
@@ -17,13 +17,27 @@
void vc4_perfmon_get(struct vc4_perfmon *perfmon)
{
+ struct vc4_dev *vc4 = perfmon->dev;
+
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (perfmon)
refcount_inc(&perfmon->refcnt);
}
void vc4_perfmon_put(struct vc4_perfmon *perfmon)
{
- if (perfmon && refcount_dec_and_test(&perfmon->refcnt))
+ struct vc4_dev *vc4;
+
+ if (!perfmon)
+ return;
+
+ vc4 = perfmon->dev;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
+ if (refcount_dec_and_test(&perfmon->refcnt))
kfree(perfmon);
}
@@ -32,6 +46,9 @@ void vc4_perfmon_start(struct vc4_dev *vc4, struct vc4_perfmon *perfmon)
unsigned int i;
u32 mask;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (WARN_ON_ONCE(!perfmon || vc4->active_perfmon))
return;
@@ -49,6 +66,9 @@ void vc4_perfmon_stop(struct vc4_dev *vc4, struct vc4_perfmon *perfmon,
{
unsigned int i;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
if (WARN_ON_ONCE(!vc4->active_perfmon ||
perfmon != vc4->active_perfmon))
return;
@@ -64,8 +84,12 @@ void vc4_perfmon_stop(struct vc4_dev *vc4, struct vc4_perfmon *perfmon,
struct vc4_perfmon *vc4_perfmon_find(struct vc4_file *vc4file, int id)
{
+ struct vc4_dev *vc4 = vc4file->dev;
struct vc4_perfmon *perfmon;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return NULL;
+
mutex_lock(&vc4file->perfmon.lock);
perfmon = idr_find(&vc4file->perfmon.idr, id);
vc4_perfmon_get(perfmon);
@@ -76,8 +100,14 @@ struct vc4_perfmon *vc4_perfmon_find(struct vc4_file *vc4file, int id)
void vc4_perfmon_open_file(struct vc4_file *vc4file)
{
+ struct vc4_dev *vc4 = vc4file->dev;
+
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
mutex_init(&vc4file->perfmon.lock);
idr_init_base(&vc4file->perfmon.idr, VC4_PERFMONID_MIN);
+ vc4file->dev = vc4;
}
static int vc4_perfmon_idr_del(int id, void *elem, void *data)
@@ -91,6 +121,11 @@ static int vc4_perfmon_idr_del(int id, void *elem, void *data)
void vc4_perfmon_close_file(struct vc4_file *vc4file)
{
+ struct vc4_dev *vc4 = vc4file->dev;
+
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
mutex_lock(&vc4file->perfmon.lock);
idr_for_each(&vc4file->perfmon.idr, vc4_perfmon_idr_del, NULL);
idr_destroy(&vc4file->perfmon.idr);
@@ -107,6 +142,9 @@ int vc4_perfmon_create_ioctl(struct drm_device *dev, void *data,
unsigned int i;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d) {
DRM_DEBUG("Creating perfmon no VC4 V3D probed\n");
return -ENODEV;
@@ -127,6 +165,7 @@ int vc4_perfmon_create_ioctl(struct drm_device *dev, void *data,
GFP_KERNEL);
if (!perfmon)
return -ENOMEM;
+ perfmon->dev = vc4;
for (i = 0; i < req->ncounters; i++)
perfmon->events[i] = req->events[i];
@@ -157,6 +196,9 @@ int vc4_perfmon_destroy_ioctl(struct drm_device *dev, void *data,
struct drm_vc4_perfmon_destroy *req = data;
struct vc4_perfmon *perfmon;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d) {
DRM_DEBUG("Destroying perfmon no VC4 V3D probed\n");
return -ENODEV;
@@ -182,6 +224,9 @@ int vc4_perfmon_get_values_ioctl(struct drm_device *dev, void *data,
struct vc4_perfmon *perfmon;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (!vc4->v3d) {
DRM_DEBUG("Getting perfmon no VC4 V3D probed\n");
return -ENODEV;
diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
index b3438f4a81ce..1e866dc00ac3 100644
--- a/drivers/gpu/drm/vc4/vc4_plane.c
+++ b/drivers/gpu/drm/vc4/vc4_plane.c
@@ -489,10 +489,10 @@ static u32 vc4_lbm_size(struct drm_plane_state *state)
}
/* Align it to 64 or 128 (hvs5) bytes */
- lbm = roundup(lbm, vc4->hvs->hvs5 ? 128 : 64);
+ lbm = roundup(lbm, vc4->is_vc5 ? 128 : 64);
/* Each "word" of the LBM memory contains 2 or 4 (hvs5) pixels */
- lbm /= vc4->hvs->hvs5 ? 4 : 2;
+ lbm /= vc4->is_vc5 ? 4 : 2;
return lbm;
}
@@ -608,7 +608,7 @@ static int vc4_plane_allocate_lbm(struct drm_plane_state *state)
ret = drm_mm_insert_node_generic(&vc4->hvs->lbm_mm,
&vc4_state->lbm,
lbm_size,
- vc4->hvs->hvs5 ? 64 : 32,
+ vc4->is_vc5 ? 64 : 32,
0, 0);
spin_unlock_irqrestore(&vc4->hvs->mm_lock, irqflags);
@@ -917,7 +917,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane,
mix_plane_alpha = state->alpha != DRM_BLEND_ALPHA_OPAQUE &&
fb->format->has_alpha;
- if (!vc4->hvs->hvs5) {
+ if (!vc4->is_vc5) {
/* Control word */
vc4_dlist_write(vc4_state,
SCALER_CTL0_VALID |
@@ -1321,6 +1321,10 @@ static int vc4_plane_atomic_async_check(struct drm_plane *plane,
old_vc4_state = to_vc4_plane_state(plane->state);
new_vc4_state = to_vc4_plane_state(new_plane_state);
+
+ if (!new_vc4_state->hw_dlist)
+ return -EINVAL;
+
if (old_vc4_state->dlist_count != new_vc4_state->dlist_count ||
old_vc4_state->pos0_offset != new_vc4_state->pos0_offset ||
old_vc4_state->pos2_offset != new_vc4_state->pos2_offset ||
@@ -1385,6 +1389,13 @@ static const struct drm_plane_helper_funcs vc4_plane_helper_funcs = {
.atomic_async_update = vc4_plane_atomic_async_update,
};
+static const struct drm_plane_helper_funcs vc5_plane_helper_funcs = {
+ .atomic_check = vc4_plane_atomic_check,
+ .atomic_update = vc4_plane_atomic_update,
+ .atomic_async_check = vc4_plane_atomic_async_check,
+ .atomic_async_update = vc4_plane_atomic_async_update,
+};
+
static bool vc4_format_mod_supported(struct drm_plane *plane,
uint32_t format,
uint64_t modifier)
@@ -1453,14 +1464,13 @@ static const struct drm_plane_funcs vc4_plane_funcs = {
struct drm_plane *vc4_plane_init(struct drm_device *dev,
enum drm_plane_type type)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct drm_plane *plane = NULL;
struct vc4_plane *vc4_plane;
u32 formats[ARRAY_SIZE(hvs_formats)];
int num_formats = 0;
int ret = 0;
unsigned i;
- bool hvs5 = of_device_is_compatible(dev->dev->of_node,
- "brcm,bcm2711-vc5");
static const uint64_t modifiers[] = {
DRM_FORMAT_MOD_BROADCOM_VC4_T_TILED,
DRM_FORMAT_MOD_BROADCOM_SAND128,
@@ -1476,7 +1486,7 @@ struct drm_plane *vc4_plane_init(struct drm_device *dev,
return ERR_PTR(-ENOMEM);
for (i = 0; i < ARRAY_SIZE(hvs_formats); i++) {
- if (!hvs_formats[i].hvs5_only || hvs5) {
+ if (!hvs_formats[i].hvs5_only || vc4->is_vc5) {
formats[num_formats] = hvs_formats[i].drm;
num_formats++;
}
@@ -1490,7 +1500,10 @@ struct drm_plane *vc4_plane_init(struct drm_device *dev,
if (ret)
return ERR_PTR(ret);
- drm_plane_helper_add(plane, &vc4_plane_helper_funcs);
+ if (vc4->is_vc5)
+ drm_plane_helper_add(plane, &vc5_plane_helper_funcs);
+ else
+ drm_plane_helper_add(plane, &vc4_plane_helper_funcs);
drm_plane_create_alpha_property(plane);
drm_plane_create_rotation_property(plane, DRM_MODE_ROTATE_0,
diff --git a/drivers/gpu/drm/vc4/vc4_render_cl.c b/drivers/gpu/drm/vc4/vc4_render_cl.c
index 3c918eeaf56e..f6b7dc3df08c 100644
--- a/drivers/gpu/drm/vc4/vc4_render_cl.c
+++ b/drivers/gpu/drm/vc4/vc4_render_cl.c
@@ -593,11 +593,15 @@ vc4_rcl_render_config_surface_setup(struct vc4_exec_info *exec,
int vc4_get_rcl(struct drm_device *dev, struct vc4_exec_info *exec)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
struct vc4_rcl_setup setup = {0};
struct drm_vc4_submit_cl *args = exec->args;
bool has_bin = args->bin_cl_size != 0;
int ret;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
if (args->min_x_tile > args->max_x_tile ||
args->min_y_tile > args->max_y_tile) {
DRM_DEBUG("Bad render tile set (%d,%d)-(%d,%d)\n",
diff --git a/drivers/gpu/drm/vc4/vc4_v3d.c b/drivers/gpu/drm/vc4/vc4_v3d.c
index 7bb3067f8425..cc714dcfe1f2 100644
--- a/drivers/gpu/drm/vc4/vc4_v3d.c
+++ b/drivers/gpu/drm/vc4/vc4_v3d.c
@@ -127,6 +127,9 @@ static int vc4_v3d_debugfs_ident(struct seq_file *m, void *unused)
int
vc4_v3d_pm_get(struct vc4_dev *vc4)
{
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
mutex_lock(&vc4->power_lock);
if (vc4->power_refcount++ == 0) {
int ret = pm_runtime_get_sync(&vc4->v3d->pdev->dev);
@@ -145,6 +148,9 @@ vc4_v3d_pm_get(struct vc4_dev *vc4)
void
vc4_v3d_pm_put(struct vc4_dev *vc4)
{
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
mutex_lock(&vc4->power_lock);
if (--vc4->power_refcount == 0) {
pm_runtime_mark_last_busy(&vc4->v3d->pdev->dev);
@@ -172,6 +178,9 @@ int vc4_v3d_get_bin_slot(struct vc4_dev *vc4)
uint64_t seqno = 0;
struct vc4_exec_info *exec;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
try_again:
spin_lock_irqsave(&vc4->job_lock, irqflags);
slot = ffs(~vc4->bin_alloc_used);
@@ -316,6 +325,9 @@ int vc4_v3d_bin_bo_get(struct vc4_dev *vc4, bool *used)
{
int ret = 0;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
mutex_lock(&vc4->bin_bo_lock);
if (used && *used)
@@ -348,6 +360,9 @@ static void bin_bo_release(struct kref *ref)
void vc4_v3d_bin_bo_put(struct vc4_dev *vc4)
{
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return;
+
mutex_lock(&vc4->bin_bo_lock);
kref_put(&vc4->bin_bo_kref, bin_bo_release);
mutex_unlock(&vc4->bin_bo_lock);
diff --git a/drivers/gpu/drm/vc4/vc4_validate.c b/drivers/gpu/drm/vc4/vc4_validate.c
index eec76af49f04..2feba55bcef7 100644
--- a/drivers/gpu/drm/vc4/vc4_validate.c
+++ b/drivers/gpu/drm/vc4/vc4_validate.c
@@ -105,9 +105,13 @@ size_is_lt(uint32_t width, uint32_t height, int cpp)
struct drm_gem_cma_object *
vc4_use_bo(struct vc4_exec_info *exec, uint32_t hindex)
{
+ struct vc4_dev *vc4 = exec->dev;
struct drm_gem_cma_object *obj;
struct vc4_bo *bo;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return NULL;
+
if (hindex >= exec->bo_count) {
DRM_DEBUG("BO index %d greater than BO count %d\n",
hindex, exec->bo_count);
@@ -160,10 +164,14 @@ vc4_check_tex_size(struct vc4_exec_info *exec, struct drm_gem_cma_object *fbo,
uint32_t offset, uint8_t tiling_format,
uint32_t width, uint32_t height, uint8_t cpp)
{
+ struct vc4_dev *vc4 = exec->dev;
uint32_t aligned_width, aligned_height, stride, size;
uint32_t utile_w = utile_width(cpp);
uint32_t utile_h = utile_height(cpp);
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return false;
+
/* The shaded vertex format stores signed 12.4 fixed point
* (-2048,2047) offsets from the viewport center, so we should
* never have a render target larger than 4096. The texture
@@ -482,10 +490,14 @@ vc4_validate_bin_cl(struct drm_device *dev,
void *unvalidated,
struct vc4_exec_info *exec)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
uint32_t len = exec->args->bin_cl_size;
uint32_t dst_offset = 0;
uint32_t src_offset = 0;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
while (src_offset < len) {
void *dst_pkt = validated + dst_offset;
void *src_pkt = unvalidated + src_offset;
@@ -926,9 +938,13 @@ int
vc4_validate_shader_recs(struct drm_device *dev,
struct vc4_exec_info *exec)
{
+ struct vc4_dev *vc4 = to_vc4_dev(dev);
uint32_t i;
int ret = 0;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return -ENODEV;
+
for (i = 0; i < exec->shader_state_count; i++) {
ret = validate_gl_shader_rec(dev, exec, &exec->shader_state[i]);
if (ret)
diff --git a/drivers/gpu/drm/vc4/vc4_validate_shaders.c b/drivers/gpu/drm/vc4/vc4_validate_shaders.c
index 7cf82b071de2..e315aeb5fef5 100644
--- a/drivers/gpu/drm/vc4/vc4_validate_shaders.c
+++ b/drivers/gpu/drm/vc4/vc4_validate_shaders.c
@@ -778,6 +778,7 @@ vc4_handle_branch_target(struct vc4_shader_validation_state *validation_state)
struct vc4_validated_shader_info *
vc4_validate_shader(struct drm_gem_cma_object *shader_obj)
{
+ struct vc4_dev *vc4 = to_vc4_dev(shader_obj->base.dev);
bool found_shader_end = false;
int shader_end_ip = 0;
uint32_t last_thread_switch_ip = -3;
@@ -785,6 +786,9 @@ vc4_validate_shader(struct drm_gem_cma_object *shader_obj)
struct vc4_validated_shader_info *validated_shader = NULL;
struct vc4_shader_validation_state validation_state;
+ if (WARN_ON_ONCE(vc4->is_vc5))
+ return NULL;
+
memset(&validation_state, 0, sizeof(validation_state));
validation_state.shader = shader_obj->vaddr;
validation_state.max_ip = shader_obj->base.size / sizeof(uint64_t);
diff --git a/drivers/gpu/drm/xen/xen_drm_front_gem.c b/drivers/gpu/drm/xen/xen_drm_front_gem.c
index 5a5bf4e5b717..e31554d7139f 100644
--- a/drivers/gpu/drm/xen/xen_drm_front_gem.c
+++ b/drivers/gpu/drm/xen/xen_drm_front_gem.c
@@ -71,7 +71,7 @@ static int xen_drm_front_gem_object_mmap(struct drm_gem_object *gem_obj,
* the whole buffer.
*/
vma->vm_flags &= ~VM_PFNMAP;
- vma->vm_flags |= VM_MIXEDMAP;
+ vma->vm_flags |= VM_MIXEDMAP | VM_DONTEXPAND;
vma->vm_pgoff = 0;
/*
diff --git a/drivers/hid/hid-hyperv.c b/drivers/hid/hid-hyperv.c
index 978ee2aab2d4..e0bc73124196 100644
--- a/drivers/hid/hid-hyperv.c
+++ b/drivers/hid/hid-hyperv.c
@@ -199,7 +199,8 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
if (!input_device->hid_desc)
goto cleanup;
- input_device->report_desc_size = desc->desc[0].wDescriptorLength;
+ input_device->report_desc_size = le16_to_cpu(
+ desc->desc[0].wDescriptorLength);
if (input_device->report_desc_size == 0) {
input_device->dev_info_status = -EINVAL;
goto cleanup;
@@ -217,7 +218,7 @@ static void mousevsc_on_receive_device_info(struct mousevsc_dev *input_device,
memcpy(input_device->report_desc,
((unsigned char *)desc) + desc->bLength,
- desc->desc[0].wDescriptorLength);
+ le16_to_cpu(desc->desc[0].wDescriptorLength));
/* Send the ack */
memset(&ack, 0, sizeof(struct mousevsc_prt_msg));
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index b60f13481bdc..5b120402d405 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -21,6 +21,7 @@
#include <linux/cpu.h>
#include <linux/hyperv.h>
#include <asm/mshyperv.h>
+#include <linux/sched/isolation.h>
#include "hyperv_vmbus.h"
@@ -638,6 +639,7 @@ static void vmbus_process_offer(struct vmbus_channel *newchannel)
*/
if (newchannel->offermsg.offer.sub_channel_index == 0) {
mutex_unlock(&vmbus_connection.channel_mutex);
+ cpus_read_unlock();
/*
* Don't call free_channel(), because newchannel->kobj
* is not initialized yet.
@@ -728,16 +730,20 @@ static void init_vp_index(struct vmbus_channel *channel)
u32 i, ncpu = num_online_cpus();
cpumask_var_t available_mask;
struct cpumask *allocated_mask;
+ const struct cpumask *hk_mask = housekeeping_cpumask(HK_TYPE_MANAGED_IRQ);
u32 target_cpu;
int numa_node;
if (!perf_chn ||
- !alloc_cpumask_var(&available_mask, GFP_KERNEL)) {
+ !alloc_cpumask_var(&available_mask, GFP_KERNEL) ||
+ cpumask_empty(hk_mask)) {
/*
* If the channel is not a performance critical
* channel, bind it to VMBUS_CONNECT_CPU.
* In case alloc_cpumask_var() fails, bind it to
* VMBUS_CONNECT_CPU.
+ * If all the cpus are isolated, bind it to
+ * VMBUS_CONNECT_CPU.
*/
channel->target_cpu = VMBUS_CONNECT_CPU;
if (perf_chn)
@@ -758,17 +764,19 @@ static void init_vp_index(struct vmbus_channel *channel)
}
allocated_mask = &hv_context.hv_numa_map[numa_node];
- if (cpumask_equal(allocated_mask, cpumask_of_node(numa_node))) {
+retry:
+ cpumask_xor(available_mask, allocated_mask, cpumask_of_node(numa_node));
+ cpumask_and(available_mask, available_mask, hk_mask);
+
+ if (cpumask_empty(available_mask)) {
/*
* We have cycled through all the CPUs in the node;
* reset the allocated map.
*/
cpumask_clear(allocated_mask);
+ goto retry;
}
- cpumask_xor(available_mask, allocated_mask,
- cpumask_of_node(numa_node));
-
target_cpu = cpumask_first(available_mask);
cpumask_set_cpu(target_cpu, allocated_mask);
diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c
index c698592b83e4..d35b60c06114 100644
--- a/drivers/hv/hv_kvp.c
+++ b/drivers/hv/hv_kvp.c
@@ -394,7 +394,7 @@ kvp_send_key(struct work_struct *dummy)
in_msg = kvp_transaction.kvp_msg;
/*
- * The key/value strings sent from the host are encoded in
+ * The key/value strings sent from the host are encoded
* in utf16; convert it to utf8 strings.
* The host assures us that the utf16 strings will not exceed
* the max lengths specified. We will however, reserve room
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 714d549b7b46..547ae334e5cd 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -21,6 +21,7 @@
#include <linux/kernel_stat.h>
#include <linux/clockchips.h>
#include <linux/cpu.h>
+#include <linux/sched/isolation.h>
#include <linux/sched/task_stack.h>
#include <linux/delay.h>
@@ -1770,6 +1771,9 @@ static ssize_t target_cpu_store(struct vmbus_channel *channel,
if (target_cpu >= nr_cpumask_bits)
return -EINVAL;
+ if (!cpumask_test_cpu(target_cpu, housekeeping_cpumask(HK_TYPE_MANAGED_IRQ)))
+ return -EINVAL;
+
/* No CPUs should come up or down during this. */
cpus_read_lock();
diff --git a/drivers/hwmon/asus-ec-sensors.c b/drivers/hwmon/asus-ec-sensors.c
index 57e11b2bab74..3633ab691662 100644
--- a/drivers/hwmon/asus-ec-sensors.c
+++ b/drivers/hwmon/asus-ec-sensors.c
@@ -259,7 +259,7 @@ static const struct ec_board_info board_info[] = {
},
{
.board_names = {
- "ROG CROSSHAIR VIII FORMULA"
+ "ROG CROSSHAIR VIII FORMULA",
"ROG CROSSHAIR VIII HERO",
"ROG CROSSHAIR VIII HERO (WI-FI)",
},
diff --git a/drivers/hwmon/occ/common.c b/drivers/hwmon/occ/common.c
index d78f4bebc718..ea070b91e5b9 100644
--- a/drivers/hwmon/occ/common.c
+++ b/drivers/hwmon/occ/common.c
@@ -1228,10 +1228,15 @@ EXPORT_SYMBOL_GPL(occ_setup);
void occ_shutdown(struct occ *occ)
{
+ mutex_lock(&occ->lock);
+
occ_shutdown_sysfs(occ);
if (occ->hwmon)
hwmon_device_unregister(occ->hwmon);
+ occ->hwmon = NULL;
+
+ mutex_unlock(&occ->lock);
}
EXPORT_SYMBOL_GPL(occ_shutdown);
diff --git a/drivers/i2c/busses/i2c-designware-common.c b/drivers/i2c/busses/i2c-designware-common.c
index e7d316b1401a..c023b691441e 100644
--- a/drivers/i2c/busses/i2c-designware-common.c
+++ b/drivers/i2c/busses/i2c-designware-common.c
@@ -477,9 +477,6 @@ int i2c_dw_prepare_clk(struct dw_i2c_dev *dev, bool prepare)
{
int ret;
- if (IS_ERR(dev->clk))
- return PTR_ERR(dev->clk);
-
if (prepare) {
/* Optional interface clock */
ret = clk_prepare_enable(dev->pclk);
diff --git a/drivers/i2c/busses/i2c-designware-platdrv.c b/drivers/i2c/busses/i2c-designware-platdrv.c
index 70ade5306e45..ba043b547393 100644
--- a/drivers/i2c/busses/i2c-designware-platdrv.c
+++ b/drivers/i2c/busses/i2c-designware-platdrv.c
@@ -320,8 +320,17 @@ static int dw_i2c_plat_probe(struct platform_device *pdev)
goto exit_reset;
}
- dev->clk = devm_clk_get(&pdev->dev, NULL);
- if (!i2c_dw_prepare_clk(dev, true)) {
+ dev->clk = devm_clk_get_optional(&pdev->dev, NULL);
+ if (IS_ERR(dev->clk)) {
+ ret = PTR_ERR(dev->clk);
+ goto exit_reset;
+ }
+
+ ret = i2c_dw_prepare_clk(dev, true);
+ if (ret)
+ goto exit_reset;
+
+ if (dev->clk) {
u64 clk_khz;
dev->get_clk_rate_khz = i2c_dw_get_clk_rate_khz;
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index bdecb78bfc26..8e6985354fd5 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -1420,17 +1420,22 @@ static int mtk_i2c_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"Request I2C IRQ %d fail\n", irq);
- return ret;
+ goto err_bulk_unprepare;
}
i2c_set_adapdata(&i2c->adap, i2c);
ret = i2c_add_adapter(&i2c->adap);
if (ret)
- return ret;
+ goto err_bulk_unprepare;
platform_set_drvdata(pdev, i2c);
return 0;
+
+err_bulk_unprepare:
+ clk_bulk_unprepare(I2C_MT65XX_CLK_MAX, i2c->clocks);
+
+ return ret;
}
static int mtk_i2c_remove(struct platform_device *pdev)
diff --git a/drivers/i2c/busses/i2c-npcm7xx.c b/drivers/i2c/busses/i2c-npcm7xx.c
index 5960ccde6574..aede9d551130 100644
--- a/drivers/i2c/busses/i2c-npcm7xx.c
+++ b/drivers/i2c/busses/i2c-npcm7xx.c
@@ -2372,8 +2372,7 @@ static struct platform_driver npcm_i2c_bus_driver = {
static int __init npcm_i2c_init(void)
{
npcm_i2c_debugfs_dir = debugfs_create_dir("npcm_i2c", NULL);
- platform_driver_register(&npcm_i2c_bus_driver);
- return 0;
+ return platform_driver_register(&npcm_i2c_bus_driver);
}
module_init(npcm_i2c_init);
diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index 4f73bc827eec..9c9e98578667 100644
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -1006,11 +1006,12 @@ static int bma180_probe(struct i2c_client *client,
data->trig->ops = &bma180_trigger_ops;
iio_trigger_set_drvdata(data->trig, indio_dev);
- indio_dev->trig = iio_trigger_get(data->trig);
ret = iio_trigger_register(data->trig);
if (ret)
goto err_trigger_free;
+
+ indio_dev->trig = iio_trigger_get(data->trig);
}
ret = iio_triggered_buffer_setup(indio_dev, NULL,
diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index ac74cdcd2bc8..748b35c2f0c3 100644
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -1554,12 +1554,12 @@ static int kxcjk1013_probe(struct i2c_client *client,
data->dready_trig->ops = &kxcjk1013_trigger_ops;
iio_trigger_set_drvdata(data->dready_trig, indio_dev);
- indio_dev->trig = data->dready_trig;
- iio_trigger_get(indio_dev->trig);
ret = iio_trigger_register(data->dready_trig);
if (ret)
goto err_poweroff;
+ indio_dev->trig = iio_trigger_get(data->dready_trig);
+
data->motion_trig->ops = &kxcjk1013_trigger_ops;
iio_trigger_set_drvdata(data->motion_trig, indio_dev);
ret = iio_trigger_register(data->motion_trig);
diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index 912a447e6310..c7d9ca96dbaa 100644
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -1511,10 +1511,14 @@ static int mma8452_reset(struct i2c_client *client)
int i;
int ret;
- ret = i2c_smbus_write_byte_data(client, MMA8452_CTRL_REG2,
+ /*
+ * Find on fxls8471, after config reset bit, it reset immediately,
+ * and will not give ACK, so here do not check the return value.
+ * The following code will read the reset register, and check whether
+ * this reset works.
+ */
+ i2c_smbus_write_byte_data(client, MMA8452_CTRL_REG2,
MMA8452_CTRL_REG2_RST);
- if (ret < 0)
- return ret;
for (i = 0; i < 10; i++) {
usleep_range(100, 200);
@@ -1557,11 +1561,13 @@ static int mma8452_probe(struct i2c_client *client,
mutex_init(&data->lock);
data->chip_info = device_get_match_data(&client->dev);
- if (!data->chip_info && id) {
- data->chip_info = &mma_chip_info_table[id->driver_data];
- } else {
- dev_err(&client->dev, "unknown device model\n");
- return -ENODEV;
+ if (!data->chip_info) {
+ if (id) {
+ data->chip_info = &mma_chip_info_table[id->driver_data];
+ } else {
+ dev_err(&client->dev, "unknown device model\n");
+ return -ENODEV;
+ }
}
ret = iio_read_mount_matrix(&client->dev, &data->orientation);
diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c
index b3afbf064915..df600d2917c0 100644
--- a/drivers/iio/accel/mxc4005.c
+++ b/drivers/iio/accel/mxc4005.c
@@ -456,8 +456,6 @@ static int mxc4005_probe(struct i2c_client *client,
data->dready_trig->ops = &mxc4005_trigger_ops;
iio_trigger_set_drvdata(data->dready_trig, indio_dev);
- indio_dev->trig = data->dready_trig;
- iio_trigger_get(indio_dev->trig);
ret = devm_iio_trigger_register(&client->dev,
data->dready_trig);
if (ret) {
@@ -465,6 +463,8 @@ static int mxc4005_probe(struct i2c_client *client,
"failed to register trigger\n");
return ret;
}
+
+ indio_dev->trig = iio_trigger_get(data->dready_trig);
}
return devm_iio_device_register(&client->dev, indio_dev);
diff --git a/drivers/iio/adc/adi-axi-adc.c b/drivers/iio/adc/adi-axi-adc.c
index a73e3c2d212f..a9e655e69eaa 100644
--- a/drivers/iio/adc/adi-axi-adc.c
+++ b/drivers/iio/adc/adi-axi-adc.c
@@ -322,16 +322,19 @@ static struct adi_axi_adc_client *adi_axi_adc_attach_client(struct device *dev)
if (!try_module_get(cl->dev->driver->owner)) {
mutex_unlock(&registered_clients_lock);
+ of_node_put(cln);
return ERR_PTR(-ENODEV);
}
get_device(cl->dev);
cl->info = info;
mutex_unlock(&registered_clients_lock);
+ of_node_put(cln);
return cl;
}
mutex_unlock(&registered_clients_lock);
+ of_node_put(cln);
return ERR_PTR(-EPROBE_DEFER);
}
diff --git a/drivers/iio/adc/aspeed_adc.c b/drivers/iio/adc/aspeed_adc.c
index 0793d2474cdc..9341e0e0eb55 100644
--- a/drivers/iio/adc/aspeed_adc.c
+++ b/drivers/iio/adc/aspeed_adc.c
@@ -186,6 +186,7 @@ static int aspeed_adc_set_trim_data(struct iio_dev *indio_dev)
return -EOPNOTSUPP;
}
scu = syscon_node_to_regmap(syscon);
+ of_node_put(syscon);
if (IS_ERR(scu)) {
dev_warn(data->dev, "Failed to get syscon regmap\n");
return -EOPNOTSUPP;
diff --git a/drivers/iio/adc/axp288_adc.c b/drivers/iio/adc/axp288_adc.c
index a4b8be5b8f88..580361bd9849 100644
--- a/drivers/iio/adc/axp288_adc.c
+++ b/drivers/iio/adc/axp288_adc.c
@@ -196,6 +196,14 @@ static const struct dmi_system_id axp288_adc_ts_bias_override[] = {
},
.driver_data = (void *)(uintptr_t)AXP288_ADC_TS_BIAS_80UA,
},
+ {
+ /* Nuvision Solo 10 Draw */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TMAX"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TM101W610L"),
+ },
+ .driver_data = (void *)(uintptr_t)AXP288_ADC_TS_BIAS_80UA,
+ },
{}
};
diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c
index 7585144b9715..5b09a93fdf34 100644
--- a/drivers/iio/adc/rzg2l_adc.c
+++ b/drivers/iio/adc/rzg2l_adc.c
@@ -334,11 +334,15 @@ static int rzg2l_adc_parse_properties(struct platform_device *pdev, struct rzg2l
i = 0;
device_for_each_child_node(&pdev->dev, fwnode) {
ret = fwnode_property_read_u32(fwnode, "reg", &channel);
- if (ret)
+ if (ret) {
+ fwnode_handle_put(fwnode);
return ret;
+ }
- if (channel >= RZG2L_ADC_MAX_CHANNELS)
+ if (channel >= RZG2L_ADC_MAX_CHANNELS) {
+ fwnode_handle_put(fwnode);
return -EINVAL;
+ }
chan_array[i].type = IIO_VOLTAGE;
chan_array[i].indexed = 1;
diff --git a/drivers/iio/adc/stm32-adc-core.c b/drivers/iio/adc/stm32-adc-core.c
index 142656232157..3efb8c404ccc 100644
--- a/drivers/iio/adc/stm32-adc-core.c
+++ b/drivers/iio/adc/stm32-adc-core.c
@@ -64,6 +64,7 @@ struct stm32_adc_priv;
* @max_clk_rate_hz: maximum analog clock rate (Hz, from datasheet)
* @has_syscfg: SYSCFG capability flags
* @num_irqs: number of interrupt lines
+ * @num_adcs: maximum number of ADC instances in the common registers
*/
struct stm32_adc_priv_cfg {
const struct stm32_adc_common_regs *regs;
@@ -71,6 +72,7 @@ struct stm32_adc_priv_cfg {
u32 max_clk_rate_hz;
unsigned int has_syscfg;
unsigned int num_irqs;
+ unsigned int num_adcs;
};
/**
@@ -352,7 +354,7 @@ static void stm32_adc_irq_handler(struct irq_desc *desc)
* before invoking the interrupt handler (e.g. call ISR only for
* IRQ-enabled ADCs).
*/
- for (i = 0; i < priv->cfg->num_irqs; i++) {
+ for (i = 0; i < priv->cfg->num_adcs; i++) {
if ((status & priv->cfg->regs->eoc_msk[i] &&
stm32_adc_eoc_enabled(priv, i)) ||
(status & priv->cfg->regs->ovr_msk[i]))
@@ -792,6 +794,7 @@ static const struct stm32_adc_priv_cfg stm32f4_adc_priv_cfg = {
.clk_sel = stm32f4_adc_clk_sel,
.max_clk_rate_hz = 36000000,
.num_irqs = 1,
+ .num_adcs = 3,
};
static const struct stm32_adc_priv_cfg stm32h7_adc_priv_cfg = {
@@ -800,14 +803,16 @@ static const struct stm32_adc_priv_cfg stm32h7_adc_priv_cfg = {
.max_clk_rate_hz = 36000000,
.has_syscfg = HAS_VBOOSTER,
.num_irqs = 1,
+ .num_adcs = 2,
};
static const struct stm32_adc_priv_cfg stm32mp1_adc_priv_cfg = {
.regs = &stm32h7_adc_common_regs,
.clk_sel = stm32h7_adc_clk_sel,
- .max_clk_rate_hz = 40000000,
+ .max_clk_rate_hz = 36000000,
.has_syscfg = HAS_VBOOSTER | HAS_ANASWVDD,
.num_irqs = 2,
+ .num_adcs = 2,
};
static const struct of_device_id stm32_adc_of_match[] = {
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c
index a68ecbda6480..11ef873d6453 100644
--- a/drivers/iio/adc/stm32-adc.c
+++ b/drivers/iio/adc/stm32-adc.c
@@ -1365,7 +1365,7 @@ static int stm32_adc_read_raw(struct iio_dev *indio_dev,
else
ret = -EINVAL;
- if (mask == IIO_CHAN_INFO_PROCESSED && adc->vrefint.vrefint_cal)
+ if (mask == IIO_CHAN_INFO_PROCESSED)
*val = STM32_ADC_VREFINT_VOLTAGE * adc->vrefint.vrefint_cal / *val;
iio_device_release_direct_mode(indio_dev);
@@ -1407,7 +1407,6 @@ static irqreturn_t stm32_adc_threaded_isr(int irq, void *data)
struct stm32_adc *adc = iio_priv(indio_dev);
const struct stm32_adc_regspec *regs = adc->cfg->regs;
u32 status = stm32_adc_readl(adc, regs->isr_eoc.reg);
- u32 mask = stm32_adc_readl(adc, regs->ier_eoc.reg);
/* Check ovr status right now, as ovr mask should be already disabled */
if (status & regs->isr_ovr.mask) {
@@ -1422,11 +1421,6 @@ static irqreturn_t stm32_adc_threaded_isr(int irq, void *data)
return IRQ_HANDLED;
}
- if (!(status & mask))
- dev_err_ratelimited(&indio_dev->dev,
- "Unexpected IRQ: IER=0x%08x, ISR=0x%08x\n",
- mask, status);
-
return IRQ_NONE;
}
@@ -1436,10 +1430,6 @@ static irqreturn_t stm32_adc_isr(int irq, void *data)
struct stm32_adc *adc = iio_priv(indio_dev);
const struct stm32_adc_regspec *regs = adc->cfg->regs;
u32 status = stm32_adc_readl(adc, regs->isr_eoc.reg);
- u32 mask = stm32_adc_readl(adc, regs->ier_eoc.reg);
-
- if (!(status & mask))
- return IRQ_WAKE_THREAD;
if (status & regs->isr_ovr.mask) {
/*
@@ -1979,10 +1969,10 @@ static int stm32_adc_populate_int_ch(struct iio_dev *indio_dev, const char *ch_n
for (i = 0; i < STM32_ADC_INT_CH_NB; i++) {
if (!strncmp(stm32_adc_ic[i].name, ch_name, STM32_ADC_CH_SZ)) {
- adc->int_ch[i] = chan;
-
- if (stm32_adc_ic[i].idx != STM32_ADC_INT_CH_VREFINT)
- continue;
+ if (stm32_adc_ic[i].idx != STM32_ADC_INT_CH_VREFINT) {
+ adc->int_ch[i] = chan;
+ break;
+ }
/* Get calibration data for vrefint channel */
ret = nvmem_cell_read_u16(&indio_dev->dev, "vrefint", &vrefint);
@@ -1990,10 +1980,15 @@ static int stm32_adc_populate_int_ch(struct iio_dev *indio_dev, const char *ch_n
return dev_err_probe(indio_dev->dev.parent, ret,
"nvmem access error\n");
}
- if (ret == -ENOENT)
- dev_dbg(&indio_dev->dev, "vrefint calibration not found\n");
- else
- adc->vrefint.vrefint_cal = vrefint;
+ if (ret == -ENOENT) {
+ dev_dbg(&indio_dev->dev, "vrefint calibration not found. Skip vrefint channel\n");
+ return ret;
+ } else if (!vrefint) {
+ dev_dbg(&indio_dev->dev, "Null vrefint calibration value. Skip vrefint channel\n");
+ return -ENOENT;
+ }
+ adc->int_ch[i] = chan;
+ adc->vrefint.vrefint_cal = vrefint;
}
}
@@ -2030,7 +2025,9 @@ static int stm32_adc_generic_chan_init(struct iio_dev *indio_dev,
}
strncpy(adc->chan_name[val], name, STM32_ADC_CH_SZ);
ret = stm32_adc_populate_int_ch(indio_dev, name, val);
- if (ret)
+ if (ret == -ENOENT)
+ continue;
+ else if (ret)
goto err;
} else if (ret != -EINVAL) {
dev_err(&indio_dev->dev, "Invalid label %d\n", ret);
diff --git a/drivers/iio/adc/ti-ads131e08.c b/drivers/iio/adc/ti-ads131e08.c
index 0c2025a22575..80a09817c119 100644
--- a/drivers/iio/adc/ti-ads131e08.c
+++ b/drivers/iio/adc/ti-ads131e08.c
@@ -739,7 +739,7 @@ static int ads131e08_alloc_channels(struct iio_dev *indio_dev)
device_for_each_child_node(dev, node) {
ret = fwnode_property_read_u32(node, "reg", &channel);
if (ret)
- return ret;
+ goto err_child_out;
ret = fwnode_property_read_u32(node, "ti,gain", &tmp);
if (ret) {
@@ -747,7 +747,7 @@ static int ads131e08_alloc_channels(struct iio_dev *indio_dev)
} else {
ret = ads131e08_pga_gain_to_field_value(st, tmp);
if (ret < 0)
- return ret;
+ goto err_child_out;
channel_config[i].pga_gain = tmp;
}
@@ -758,7 +758,7 @@ static int ads131e08_alloc_channels(struct iio_dev *indio_dev)
} else {
ret = ads131e08_validate_channel_mux(st, tmp);
if (ret)
- return ret;
+ goto err_child_out;
channel_config[i].mux = tmp;
}
@@ -784,6 +784,10 @@ static int ads131e08_alloc_channels(struct iio_dev *indio_dev)
st->channel_config = channel_config;
return 0;
+
+err_child_out:
+ fwnode_handle_put(node);
+ return ret;
}
static void ads131e08_regulator_disable(void *data)
diff --git a/drivers/iio/adc/xilinx-ams.c b/drivers/iio/adc/xilinx-ams.c
index a55396c1f8b2..a7687706012d 100644
--- a/drivers/iio/adc/xilinx-ams.c
+++ b/drivers/iio/adc/xilinx-ams.c
@@ -1409,7 +1409,7 @@ static int ams_probe(struct platform_device *pdev)
irq = platform_get_irq(pdev, 0);
if (irq < 0)
- return ret;
+ return irq;
ret = devm_request_irq(&pdev->dev, irq, &ams_irq, 0, "ams-irq",
indio_dev);
diff --git a/drivers/iio/afe/iio-rescale.c b/drivers/iio/afe/iio-rescale.c
index c6cf709f0f05..6949d2151025 100644
--- a/drivers/iio/afe/iio-rescale.c
+++ b/drivers/iio/afe/iio-rescale.c
@@ -277,7 +277,7 @@ static int rescale_configure_channel(struct device *dev,
chan->ext_info = rescale->ext_info;
chan->type = rescale->cfg->type;
- if (iio_channel_has_info(schan, IIO_CHAN_INFO_RAW) ||
+ if (iio_channel_has_info(schan, IIO_CHAN_INFO_RAW) &&
iio_channel_has_info(schan, IIO_CHAN_INFO_SCALE)) {
dev_info(dev, "using raw+scale source channel\n");
} else if (iio_channel_has_info(schan, IIO_CHAN_INFO_PROCESSED)) {
diff --git a/drivers/iio/chemical/ccs811.c b/drivers/iio/chemical/ccs811.c
index 847194fa1e46..80ef1aa9aae3 100644
--- a/drivers/iio/chemical/ccs811.c
+++ b/drivers/iio/chemical/ccs811.c
@@ -499,11 +499,11 @@ static int ccs811_probe(struct i2c_client *client,
data->drdy_trig->ops = &ccs811_trigger_ops;
iio_trigger_set_drvdata(data->drdy_trig, indio_dev);
- indio_dev->trig = data->drdy_trig;
- iio_trigger_get(indio_dev->trig);
ret = iio_trigger_register(data->drdy_trig);
if (ret)
goto err_poweroff;
+
+ indio_dev->trig = iio_trigger_get(data->drdy_trig);
}
ret = iio_triggered_buffer_setup(indio_dev, NULL,
diff --git a/drivers/iio/frequency/admv1014.c b/drivers/iio/frequency/admv1014.c
index a7994f8e6b9b..1aac5665b5de 100644
--- a/drivers/iio/frequency/admv1014.c
+++ b/drivers/iio/frequency/admv1014.c
@@ -700,8 +700,10 @@ static int admv1014_init(struct admv1014_state *st)
ADMV1014_DET_EN_MSK;
enable_reg = FIELD_PREP(ADMV1014_P1DB_COMPENSATION_MSK, st->p1db_comp ? 3 : 0) |
- FIELD_PREP(ADMV1014_IF_AMP_PD_MSK, !(st->input_mode)) |
- FIELD_PREP(ADMV1014_BB_AMP_PD_MSK, st->input_mode) |
+ FIELD_PREP(ADMV1014_IF_AMP_PD_MSK,
+ (st->input_mode == ADMV1014_IF_MODE) ? 0 : 1) |
+ FIELD_PREP(ADMV1014_BB_AMP_PD_MSK,
+ (st->input_mode == ADMV1014_IF_MODE) ? 1 : 0) |
FIELD_PREP(ADMV1014_DET_EN_MSK, st->det_en);
return __admv1014_spi_update_bits(st, ADMV1014_REG_ENABLE, enable_reg_msk, enable_reg);
diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c
index 4f19dc7ffe57..5908a96ca8af 100644
--- a/drivers/iio/gyro/mpu3050-core.c
+++ b/drivers/iio/gyro/mpu3050-core.c
@@ -875,6 +875,7 @@ static int mpu3050_power_up(struct mpu3050 *mpu3050)
ret = regmap_update_bits(mpu3050->map, MPU3050_PWR_MGM,
MPU3050_PWR_MGM_SLEEP, 0);
if (ret) {
+ regulator_bulk_disable(ARRAY_SIZE(mpu3050->regs), mpu3050->regs);
dev_err(mpu3050->dev, "error setting power mode\n");
return ret;
}
diff --git a/drivers/iio/humidity/hts221_buffer.c b/drivers/iio/humidity/hts221_buffer.c
index f29692b9d2db..66b32413cf5e 100644
--- a/drivers/iio/humidity/hts221_buffer.c
+++ b/drivers/iio/humidity/hts221_buffer.c
@@ -135,9 +135,12 @@ int hts221_allocate_trigger(struct iio_dev *iio_dev)
iio_trigger_set_drvdata(hw->trig, iio_dev);
hw->trig->ops = &hts221_trigger_ops;
+
+ err = devm_iio_trigger_register(hw->dev, hw->trig);
+
iio_dev->trig = iio_trigger_get(hw->trig);
- return devm_iio_trigger_register(hw->dev, hw->trig);
+ return err;
}
static int hts221_buffer_preenable(struct iio_dev *iio_dev)
diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600.h b/drivers/iio/imu/inv_icm42600/inv_icm42600.h
index c0f5059b13b3..995a9dc06521 100644
--- a/drivers/iio/imu/inv_icm42600/inv_icm42600.h
+++ b/drivers/iio/imu/inv_icm42600/inv_icm42600.h
@@ -17,6 +17,7 @@
#include "inv_icm42600_buffer.h"
enum inv_icm42600_chip {
+ INV_CHIP_INVALID,
INV_CHIP_ICM42600,
INV_CHIP_ICM42602,
INV_CHIP_ICM42605,
diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c
index 86858da9cc38..ca85fccc9839 100644
--- a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c
+++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c
@@ -565,7 +565,7 @@ int inv_icm42600_core_probe(struct regmap *regmap, int chip, int irq,
bool open_drain;
int ret;
- if (chip < 0 || chip >= INV_CHIP_NB) {
+ if (chip <= INV_CHIP_INVALID || chip >= INV_CHIP_NB) {
dev_err(dev, "invalid chip = %d\n", chip);
return -ENODEV;
}
diff --git a/drivers/iio/magnetometer/yamaha-yas530.c b/drivers/iio/magnetometer/yamaha-yas530.c
index 9ff7b0e56cf6..b2bc637150bf 100644
--- a/drivers/iio/magnetometer/yamaha-yas530.c
+++ b/drivers/iio/magnetometer/yamaha-yas530.c
@@ -639,7 +639,7 @@ static int yas532_get_calibration_data(struct yas5xx *yas5xx)
dev_dbg(yas5xx->dev, "calibration data: %*ph\n", 14, data);
/* Sanity check, is this all zeroes? */
- if (memchr_inv(data, 0x00, 13)) {
+ if (memchr_inv(data, 0x00, 13) == NULL) {
if (!(data[13] & BIT(7)))
dev_warn(yas5xx->dev, "calibration is blank!\n");
}
diff --git a/drivers/iio/proximity/sx9324.c b/drivers/iio/proximity/sx9324.c
index 70c37f664f6d..63fbcaa4cac8 100644
--- a/drivers/iio/proximity/sx9324.c
+++ b/drivers/iio/proximity/sx9324.c
@@ -885,6 +885,9 @@ sx9324_get_default_reg(struct device *dev, int idx,
break;
ret = device_property_read_u32_array(dev, prop, pin_defs,
ARRAY_SIZE(pin_defs));
+ if (ret)
+ break;
+
for (pin = 0; pin < SX9324_NUM_PINS; pin++)
raw |= (pin_defs[pin] << (2 * pin)) &
SX9324_REG_AFE_PH0_PIN_MASK(pin);
diff --git a/drivers/iio/test/Kconfig b/drivers/iio/test/Kconfig
index 56ca0ad7e77a..4c66c3f18c34 100644
--- a/drivers/iio/test/Kconfig
+++ b/drivers/iio/test/Kconfig
@@ -6,7 +6,7 @@
# Keep in alphabetical order
config IIO_RESCALE_KUNIT_TEST
bool "Test IIO rescale conversion functions"
- depends on KUNIT=y && !IIO_RESCALE
+ depends on KUNIT=y && IIO_RESCALE=y
default KUNIT_ALL_TESTS
help
If you want to run tests on the iio-rescale code say Y here.
diff --git a/drivers/iio/test/Makefile b/drivers/iio/test/Makefile
index f15ae0a6394f..880360f8d02c 100644
--- a/drivers/iio/test/Makefile
+++ b/drivers/iio/test/Makefile
@@ -4,6 +4,6 @@
#
# Keep in alphabetical order
-obj-$(CONFIG_IIO_RESCALE_KUNIT_TEST) += iio-test-rescale.o ../afe/iio-rescale.o
+obj-$(CONFIG_IIO_RESCALE_KUNIT_TEST) += iio-test-rescale.o
obj-$(CONFIG_IIO_TEST_FORMAT) += iio-test-format.o
CFLAGS_iio-test-format.o += $(DISABLE_STRUCTLEAK_PLUGIN)
diff --git a/drivers/iio/trigger/iio-trig-sysfs.c b/drivers/iio/trigger/iio-trig-sysfs.c
index f1a8704e6cc1..d6c5e9644738 100644
--- a/drivers/iio/trigger/iio-trig-sysfs.c
+++ b/drivers/iio/trigger/iio-trig-sysfs.c
@@ -190,6 +190,7 @@ static int iio_sysfs_trigger_remove(int id)
}
iio_trigger_unregister(t->trig);
+ irq_work_sync(&t->work);
iio_trigger_free(t->trig);
list_del(&t->l);
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 8fdb84b3642b..1d42084d0276 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -987,7 +987,7 @@ static const struct of_device_id ipmmu_of_ids[] = {
.compatible = "renesas,ipmmu-r8a779a0",
.data = &ipmmu_features_rcar_gen4,
}, {
- .compatible = "renesas,rcar-gen4-ipmmu",
+ .compatible = "renesas,rcar-gen4-ipmmu-vmsa",
.data = &ipmmu_features_rcar_gen4,
}, {
/* Terminator */
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 4ab1038b5482..1f23a6be7d88 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -298,7 +298,7 @@ config XTENSA_MX
config XILINX_INTC
bool "Xilinx Interrupt Controller IP"
- depends on MICROBLAZE || ARCH_ZYNQ || ARCH_ZYNQMP
+ depends on OF
select IRQ_DOMAIN
help
Support for the Xilinx Interrupt Controller IP core.
diff --git a/drivers/irqchip/irq-apple-aic.c b/drivers/irqchip/irq-apple-aic.c
index 12dd48727a15..5ac83185ff47 100644
--- a/drivers/irqchip/irq-apple-aic.c
+++ b/drivers/irqchip/irq-apple-aic.c
@@ -1035,6 +1035,7 @@ static void build_fiq_affinity(struct aic_irq_chip *ic, struct device_node *aff)
continue;
cpu = of_cpu_node_to_id(cpu_node);
+ of_node_put(cpu_node);
if (WARN_ON(cpu < 0))
continue;
@@ -1143,6 +1144,7 @@ static int __init aic_of_ic_init(struct device_node *node, struct device_node *p
for_each_child_of_node(affs, chld)
build_fiq_affinity(irqc, chld);
}
+ of_node_put(affs);
set_handle_irq(aic_handle_irq);
set_handle_fiq(aic_handle_fiq);
diff --git a/drivers/irqchip/irq-gic-realview.c b/drivers/irqchip/irq-gic-realview.c
index b4c1924f0255..38fab02ffe9d 100644
--- a/drivers/irqchip/irq-gic-realview.c
+++ b/drivers/irqchip/irq-gic-realview.c
@@ -57,6 +57,7 @@ realview_gic_of_init(struct device_node *node, struct device_node *parent)
/* The PB11MPCore GIC needs to be configured in the syscon */
map = syscon_node_to_regmap(np);
+ of_node_put(np);
if (!IS_ERR(map)) {
/* new irq mode with no DCC */
regmap_write(map, REALVIEW_SYS_LOCK_OFFSET,
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index 2be8dea6b6b0..5c1cf907ee68 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -1932,7 +1932,7 @@ static void __init gic_populate_ppi_partitions(struct device_node *gic_node)
gic_data.ppi_descs = kcalloc(gic_data.ppi_nr, sizeof(*gic_data.ppi_descs), GFP_KERNEL);
if (!gic_data.ppi_descs)
- return;
+ goto out_put_node;
nr_parts = of_get_child_count(parts_node);
@@ -1973,12 +1973,15 @@ static void __init gic_populate_ppi_partitions(struct device_node *gic_node)
continue;
cpu = of_cpu_node_to_id(cpu_node);
- if (WARN_ON(cpu < 0))
+ if (WARN_ON(cpu < 0)) {
+ of_node_put(cpu_node);
continue;
+ }
pr_cont("%pOF[%d] ", cpu_node, cpu);
cpumask_set_cpu(cpu, &part->mask);
+ of_node_put(cpu_node);
}
pr_cont("}\n");
diff --git a/drivers/irqchip/irq-loongson-liointc.c b/drivers/irqchip/irq-loongson-liointc.c
index aed88857d90f..8d05d8bcf56f 100644
--- a/drivers/irqchip/irq-loongson-liointc.c
+++ b/drivers/irqchip/irq-loongson-liointc.c
@@ -39,6 +39,12 @@
#define LIOINTC_ERRATA_IRQ 10
+#if defined(CONFIG_MIPS)
+#define liointc_core_id get_ebase_cpunum()
+#else
+#define liointc_core_id get_csr_cpuid()
+#endif
+
struct liointc_handler_data {
struct liointc_priv *priv;
u32 parent_int_map;
@@ -57,7 +63,7 @@ static void liointc_chained_handle_irq(struct irq_desc *desc)
struct liointc_handler_data *handler = irq_desc_get_handler_data(desc);
struct irq_chip *chip = irq_desc_get_chip(desc);
struct irq_chip_generic *gc = handler->priv->gc;
- int core = cpu_logical_map(smp_processor_id()) % LIOINTC_NUM_CORES;
+ int core = liointc_core_id % LIOINTC_NUM_CORES;
u32 pending;
chained_irq_enter(chip, desc);
diff --git a/drivers/irqchip/irq-realtek-rtl.c b/drivers/irqchip/irq-realtek-rtl.c
index 50a56820c99b..56bf502d9c67 100644
--- a/drivers/irqchip/irq-realtek-rtl.c
+++ b/drivers/irqchip/irq-realtek-rtl.c
@@ -134,9 +134,9 @@ static int __init map_interrupts(struct device_node *node, struct irq_domain *do
if (!cpu_ictl)
return -EINVAL;
ret = of_property_read_u32(cpu_ictl, "#interrupt-cells", &tmp);
+ of_node_put(cpu_ictl);
if (ret || tmp != 1)
return -EINVAL;
- of_node_put(cpu_ictl);
cpu_int = be32_to_cpup(imap + 2);
if (cpu_int > 7 || cpu_int < 2)
diff --git a/drivers/irqchip/irq-uniphier-aidet.c b/drivers/irqchip/irq-uniphier-aidet.c
index 89121b39be26..716b1bb88bf2 100644
--- a/drivers/irqchip/irq-uniphier-aidet.c
+++ b/drivers/irqchip/irq-uniphier-aidet.c
@@ -237,6 +237,7 @@ static const struct of_device_id uniphier_aidet_match[] = {
{ .compatible = "socionext,uniphier-ld11-aidet" },
{ .compatible = "socionext,uniphier-ld20-aidet" },
{ .compatible = "socionext,uniphier-pxs3-aidet" },
+ { .compatible = "socionext,uniphier-nx1-aidet" },
{ /* sentinel */ }
};
diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
index 54c0473a51dd..c954ff91870e 100644
--- a/drivers/md/dm-core.h
+++ b/drivers/md/dm-core.h
@@ -272,6 +272,7 @@ struct dm_io {
atomic_t io_count;
struct mapped_device *md;
+ struct bio *split_bio;
/* The three fields represent mapped part of original bio */
struct bio *orig_bio;
unsigned int sector_offset; /* offset to end of orig_bio */
diff --git a/drivers/md/dm-era-target.c b/drivers/md/dm-era-target.c
index 1f6bf152b3c7..e92c1afc3677 100644
--- a/drivers/md/dm-era-target.c
+++ b/drivers/md/dm-era-target.c
@@ -1400,7 +1400,7 @@ static void start_worker(struct era *era)
static void stop_worker(struct era *era)
{
atomic_set(&era->suspended, 1);
- flush_workqueue(era->wq);
+ drain_workqueue(era->wq);
}
/*----------------------------------------------------------------
@@ -1570,6 +1570,12 @@ static void era_postsuspend(struct dm_target *ti)
}
stop_worker(era);
+
+ r = metadata_commit(era->md);
+ if (r) {
+ DMERR("%s: metadata_commit failed", __func__);
+ /* FIXME: fail mode */
+ }
}
static int era_preresume(struct dm_target *ti)
diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c
index 06f328928a7f..0c6620e7b7bf 100644
--- a/drivers/md/dm-log.c
+++ b/drivers/md/dm-log.c
@@ -415,8 +415,7 @@ static int create_log_context(struct dm_dirty_log *log, struct dm_target *ti,
/*
* Work out how many "unsigned long"s we need to hold the bitset.
*/
- bitset_size = dm_round_up(region_count,
- sizeof(*lc->clean_bits) << BYTE_SHIFT);
+ bitset_size = dm_round_up(region_count, BITS_PER_LONG);
bitset_size >>= BYTE_SHIFT;
lc->bitset_uint32_count = bitset_size / sizeof(*lc->clean_bits);
@@ -616,7 +615,7 @@ static int disk_resume(struct dm_dirty_log *log)
log_clear_bit(lc, lc->clean_bits, i);
/* clear any old bits -- device has shrunk */
- for (i = lc->region_count; i % (sizeof(*lc->clean_bits) << BYTE_SHIFT); i++)
+ for (i = lc->region_count; i % BITS_PER_LONG; i++)
log_clear_bit(lc, lc->clean_bits, i);
/* copy clean across to sync */
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index 5e41fbae3f6b..9526ccbedafb 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -3725,7 +3725,7 @@ static int raid_message(struct dm_target *ti, unsigned int argc, char **argv,
if (!strcasecmp(argv[0], "idle") || !strcasecmp(argv[0], "frozen")) {
if (mddev->sync_thread) {
set_bit(MD_RECOVERY_INTR, &mddev->recovery);
- md_reap_sync_thread(mddev, false);
+ md_reap_sync_thread(mddev);
}
} else if (decipher_sync_action(mddev, mddev->recovery) != st_idle)
return -EBUSY;
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index d8f16183bf27..2b75f1ef7386 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -555,6 +555,10 @@ static void dm_start_io_acct(struct dm_io *io, struct bio *clone)
unsigned long flags;
/* Can afford locking given DM_TIO_IS_DUPLICATE_BIO */
spin_lock_irqsave(&io->lock, flags);
+ if (dm_io_flagged(io, DM_IO_ACCOUNTED)) {
+ spin_unlock_irqrestore(&io->lock, flags);
+ return;
+ }
dm_io_set_flag(io, DM_IO_ACCOUNTED);
spin_unlock_irqrestore(&io->lock, flags);
}
@@ -590,6 +594,7 @@ static struct dm_io *alloc_io(struct mapped_device *md, struct bio *bio)
atomic_set(&io->io_count, 2);
this_cpu_inc(*md->pending_io);
io->orig_bio = bio;
+ io->split_bio = NULL;
io->md = md;
spin_lock_init(&io->lock);
io->start_time = jiffies;
@@ -711,18 +716,18 @@ static void dm_put_live_table_fast(struct mapped_device *md) __releases(RCU)
}
static inline struct dm_table *dm_get_live_table_bio(struct mapped_device *md,
- int *srcu_idx, struct bio *bio)
+ int *srcu_idx, unsigned bio_opf)
{
- if (bio->bi_opf & REQ_NOWAIT)
+ if (bio_opf & REQ_NOWAIT)
return dm_get_live_table_fast(md);
else
return dm_get_live_table(md, srcu_idx);
}
static inline void dm_put_live_table_bio(struct mapped_device *md, int srcu_idx,
- struct bio *bio)
+ unsigned bio_opf)
{
- if (bio->bi_opf & REQ_NOWAIT)
+ if (bio_opf & REQ_NOWAIT)
dm_put_live_table_fast(md);
else
dm_put_live_table(md, srcu_idx);
@@ -883,7 +888,7 @@ static void dm_io_complete(struct dm_io *io)
{
blk_status_t io_error;
struct mapped_device *md = io->md;
- struct bio *bio = io->orig_bio;
+ struct bio *bio = io->split_bio ? io->split_bio : io->orig_bio;
if (io->status == BLK_STS_DM_REQUEUE) {
unsigned long flags;
@@ -935,9 +940,11 @@ static void dm_io_complete(struct dm_io *io)
if (io_error == BLK_STS_AGAIN) {
/* io_uring doesn't handle BLK_STS_AGAIN (yet) */
queue_io(md, bio);
+ return;
}
}
- return;
+ if (io_error == BLK_STS_DM_REQUEUE)
+ return;
}
if (bio_is_flush_with_data(bio)) {
@@ -1609,7 +1616,12 @@ static blk_status_t __split_and_process_bio(struct clone_info *ci)
ti = dm_table_find_target(ci->map, ci->sector);
if (unlikely(!ti))
return BLK_STS_IOERR;
- else if (unlikely(ci->is_abnormal_io))
+
+ if (unlikely((ci->bio->bi_opf & REQ_NOWAIT) != 0) &&
+ unlikely(!dm_target_supports_nowait(ti->type)))
+ return BLK_STS_NOTSUPP;
+
+ if (unlikely(ci->is_abnormal_io))
return __process_abnormal_io(ci, ti);
/*
@@ -1682,9 +1694,11 @@ static void dm_split_and_process_bio(struct mapped_device *md,
* Remainder must be passed to submit_bio_noacct() so it gets handled
* *after* bios already submitted have been completely processed.
*/
- bio_trim(bio, io->sectors, ci.sector_count);
- trace_block_split(bio, bio->bi_iter.bi_sector);
- bio_inc_remaining(bio);
+ WARN_ON_ONCE(!dm_io_flagged(io, DM_IO_WAS_SPLIT));
+ io->split_bio = bio_split(bio, io->sectors, GFP_NOIO,
+ &md->queue->bio_split);
+ bio_chain(io->split_bio, bio);
+ trace_block_split(io->split_bio, bio->bi_iter.bi_sector);
submit_bio_noacct(bio);
out:
/*
@@ -1711,8 +1725,9 @@ static void dm_submit_bio(struct bio *bio)
struct mapped_device *md = bio->bi_bdev->bd_disk->private_data;
int srcu_idx;
struct dm_table *map;
+ unsigned bio_opf = bio->bi_opf;
- map = dm_get_live_table_bio(md, &srcu_idx, bio);
+ map = dm_get_live_table_bio(md, &srcu_idx, bio_opf);
/* If suspended, or map not yet available, queue this IO for later */
if (unlikely(test_bit(DMF_BLOCK_IO_FOR_SUSPEND, &md->flags)) ||
@@ -1728,7 +1743,7 @@ static void dm_submit_bio(struct bio *bio)
dm_split_and_process_bio(md, map, bio);
out:
- dm_put_live_table_bio(md, srcu_idx, bio);
+ dm_put_live_table_bio(md, srcu_idx, bio_opf);
}
static bool dm_poll_dm_io(struct dm_io *io, struct io_comp_batch *iob,
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 8273ac5eef06..c7ecb0bffda0 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4831,7 +4831,7 @@ action_store(struct mddev *mddev, const char *page, size_t len)
flush_workqueue(md_misc_wq);
if (mddev->sync_thread) {
set_bit(MD_RECOVERY_INTR, &mddev->recovery);
- md_reap_sync_thread(mddev, true);
+ md_reap_sync_thread(mddev);
}
mddev_unlock(mddev);
}
@@ -6197,7 +6197,7 @@ static void __md_stop_writes(struct mddev *mddev)
flush_workqueue(md_misc_wq);
if (mddev->sync_thread) {
set_bit(MD_RECOVERY_INTR, &mddev->recovery);
- md_reap_sync_thread(mddev, true);
+ md_reap_sync_thread(mddev);
}
del_timer_sync(&mddev->safemode_timer);
@@ -9303,7 +9303,7 @@ void md_check_recovery(struct mddev *mddev)
* ->spare_active and clear saved_raid_disk
*/
set_bit(MD_RECOVERY_INTR, &mddev->recovery);
- md_reap_sync_thread(mddev, true);
+ md_reap_sync_thread(mddev);
clear_bit(MD_RECOVERY_RECOVER, &mddev->recovery);
clear_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
clear_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags);
@@ -9338,7 +9338,7 @@ void md_check_recovery(struct mddev *mddev)
goto unlock;
}
if (mddev->sync_thread) {
- md_reap_sync_thread(mddev, true);
+ md_reap_sync_thread(mddev);
goto unlock;
}
/* Set RUNNING before clearing NEEDED to avoid
@@ -9411,18 +9411,14 @@ void md_check_recovery(struct mddev *mddev)
}
EXPORT_SYMBOL(md_check_recovery);
-void md_reap_sync_thread(struct mddev *mddev, bool reconfig_mutex_held)
+void md_reap_sync_thread(struct mddev *mddev)
{
struct md_rdev *rdev;
sector_t old_dev_sectors = mddev->dev_sectors;
bool is_reshaped = false;
- if (reconfig_mutex_held)
- mddev_unlock(mddev);
/* resync has finished, collect result */
md_unregister_thread(&mddev->sync_thread);
- if (reconfig_mutex_held)
- mddev_lock_nointr(mddev);
if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery) &&
!test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) &&
mddev->degraded != mddev->raid_disks) {
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 5f62c46ac2d3..cf2cbb17acbd 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -719,7 +719,7 @@ extern struct md_thread *md_register_thread(
extern void md_unregister_thread(struct md_thread **threadp);
extern void md_wakeup_thread(struct md_thread *thread);
extern void md_check_recovery(struct mddev *mddev);
-extern void md_reap_sync_thread(struct mddev *mddev, bool reconfig_mutex_held);
+extern void md_reap_sync_thread(struct mddev *mddev);
extern int mddev_init_writes_pending(struct mddev *mddev);
extern bool md_write_start(struct mddev *mddev, struct bio *bi);
extern void md_write_inc(struct mddev *mddev, struct bio *bi);
diff --git a/drivers/md/raid5-ppl.c b/drivers/md/raid5-ppl.c
index 973e2e06f19c..0a2e4806b1ec 100644
--- a/drivers/md/raid5-ppl.c
+++ b/drivers/md/raid5-ppl.c
@@ -629,9 +629,9 @@ static void ppl_do_flush(struct ppl_io_unit *io)
if (bdev) {
struct bio *bio;
- bio = bio_alloc_bioset(bdev, 0, GFP_NOIO,
+ bio = bio_alloc_bioset(bdev, 0,
REQ_OP_WRITE | REQ_PREFLUSH,
- &ppl_conf->flush_bs);
+ GFP_NOIO, &ppl_conf->flush_bs);
bio->bi_private = io;
bio->bi_end_io = ppl_flush_endio;
diff --git a/drivers/memory/Kconfig b/drivers/memory/Kconfig
index b7800b37af78..ac1a411648d8 100644
--- a/drivers/memory/Kconfig
+++ b/drivers/memory/Kconfig
@@ -105,6 +105,7 @@ config TI_EMIF
config OMAP_GPMC
tristate "Texas Instruments OMAP SoC GPMC driver"
depends on OF_ADDRESS
+ depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST
select GPIOLIB
help
This driver is for the General Purpose Memory Controller (GPMC)
diff --git a/drivers/memory/mtk-smi.c b/drivers/memory/mtk-smi.c
index 86a3d34f418e..4c5154e0bf00 100644
--- a/drivers/memory/mtk-smi.c
+++ b/drivers/memory/mtk-smi.c
@@ -404,13 +404,16 @@ static int mtk_smi_device_link_common(struct device *dev, struct device **com_de
of_node_put(smi_com_node);
if (smi_com_pdev) {
/* smi common is the supplier, Make sure it is ready before */
- if (!platform_get_drvdata(smi_com_pdev))
+ if (!platform_get_drvdata(smi_com_pdev)) {
+ put_device(&smi_com_pdev->dev);
return -EPROBE_DEFER;
+ }
smi_com_dev = &smi_com_pdev->dev;
link = device_link_add(dev, smi_com_dev,
DL_FLAG_PM_RUNTIME | DL_FLAG_STATELESS);
if (!link) {
dev_err(dev, "Unable to link smi-common dev\n");
+ put_device(&smi_com_pdev->dev);
return -ENODEV;
}
*com_dev = smi_com_dev;
diff --git a/drivers/memory/samsung/exynos5422-dmc.c b/drivers/memory/samsung/exynos5422-dmc.c
index 4733e7898ffe..c491cd549644 100644
--- a/drivers/memory/samsung/exynos5422-dmc.c
+++ b/drivers/memory/samsung/exynos5422-dmc.c
@@ -1187,33 +1187,39 @@ static int of_get_dram_timings(struct exynos5_dmc *dmc)
dmc->timing_row = devm_kmalloc_array(dmc->dev, TIMING_COUNT,
sizeof(u32), GFP_KERNEL);
- if (!dmc->timing_row)
- return -ENOMEM;
+ if (!dmc->timing_row) {
+ ret = -ENOMEM;
+ goto put_node;
+ }
dmc->timing_data = devm_kmalloc_array(dmc->dev, TIMING_COUNT,
sizeof(u32), GFP_KERNEL);
- if (!dmc->timing_data)
- return -ENOMEM;
+ if (!dmc->timing_data) {
+ ret = -ENOMEM;
+ goto put_node;
+ }
dmc->timing_power = devm_kmalloc_array(dmc->dev, TIMING_COUNT,
sizeof(u32), GFP_KERNEL);
- if (!dmc->timing_power)
- return -ENOMEM;
+ if (!dmc->timing_power) {
+ ret = -ENOMEM;
+ goto put_node;
+ }
dmc->timings = of_lpddr3_get_ddr_timings(np_ddr, dmc->dev,
DDR_TYPE_LPDDR3,
&dmc->timings_arr_size);
if (!dmc->timings) {
- of_node_put(np_ddr);
dev_warn(dmc->dev, "could not get timings from DT\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_node;
}
dmc->min_tck = of_lpddr3_get_min_tck(np_ddr, dmc->dev);
if (!dmc->min_tck) {
- of_node_put(np_ddr);
dev_warn(dmc->dev, "could not get tck from DT\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_node;
}
/* Sorted array of OPPs with frequency ascending */
@@ -1227,13 +1233,14 @@ static int of_get_dram_timings(struct exynos5_dmc *dmc)
clk_period_ps);
}
- of_node_put(np_ddr);
/* Take the highest frequency's timings as 'bypass' */
dmc->bypass_timing_row = dmc->timing_row[idx - 1];
dmc->bypass_timing_data = dmc->timing_data[idx - 1];
dmc->bypass_timing_power = dmc->timing_power[idx - 1];
+put_node:
+ of_node_put(np_ddr);
return ret;
}
diff --git a/drivers/misc/atmel-ssc.c b/drivers/misc/atmel-ssc.c
index d6cd5537126c..69f9b0336410 100644
--- a/drivers/misc/atmel-ssc.c
+++ b/drivers/misc/atmel-ssc.c
@@ -232,9 +232,9 @@ static int ssc_probe(struct platform_device *pdev)
clk_disable_unprepare(ssc->clk);
ssc->irq = platform_get_irq(pdev, 0);
- if (!ssc->irq) {
+ if (ssc->irq < 0) {
dev_dbg(&pdev->dev, "could not get irq\n");
- return -ENXIO;
+ return ssc->irq;
}
mutex_lock(&user_lock);
diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c
index 749cc5a46d13..b1e76030cafd 100644
--- a/drivers/misc/cardreader/rts5261.c
+++ b/drivers/misc/cardreader/rts5261.c
@@ -407,6 +407,8 @@ static void rts5261_init_from_hw(struct rtsx_pcr *pcr)
// default
setting_reg1 = PCR_SETTING_REG1;
setting_reg2 = PCR_SETTING_REG2;
+ } else {
+ return;
}
pci_read_config_dword(pdev, setting_reg2, &lval2);
diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index 8d169a35cf13..c9c56fd194c1 100644
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -79,6 +79,11 @@ static int at25_ee_read(void *priv, unsigned int offset,
{
struct at25_data *at25 = priv;
char *buf = val;
+ size_t max_chunk = spi_max_transfer_size(at25->spi);
+ size_t num_msgs = DIV_ROUND_UP(count, max_chunk);
+ size_t nr_bytes = 0;
+ unsigned int msg_offset;
+ size_t msg_count;
u8 *cp;
ssize_t status;
struct spi_transfer t[2];
@@ -92,54 +97,59 @@ static int at25_ee_read(void *priv, unsigned int offset,
if (unlikely(!count))
return -EINVAL;
- cp = at25->command;
+ msg_offset = (unsigned int)offset;
+ msg_count = min(count, max_chunk);
+ while (num_msgs) {
+ cp = at25->command;
- instr = AT25_READ;
- if (at25->chip.flags & EE_INSTR_BIT3_IS_ADDR)
- if (offset >= BIT(at25->addrlen * 8))
- instr |= AT25_INSTR_BIT3;
+ instr = AT25_READ;
+ if (at25->chip.flags & EE_INSTR_BIT3_IS_ADDR)
+ if (msg_offset >= BIT(at25->addrlen * 8))
+ instr |= AT25_INSTR_BIT3;
- mutex_lock(&at25->lock);
+ mutex_lock(&at25->lock);
- *cp++ = instr;
-
- /* 8/16/24-bit address is written MSB first */
- switch (at25->addrlen) {
- default: /* case 3 */
- *cp++ = offset >> 16;
- fallthrough;
- case 2:
- *cp++ = offset >> 8;
- fallthrough;
- case 1:
- case 0: /* can't happen: for better code generation */
- *cp++ = offset >> 0;
- }
+ *cp++ = instr;
- spi_message_init(&m);
- memset(t, 0, sizeof(t));
+ /* 8/16/24-bit address is written MSB first */
+ switch (at25->addrlen) {
+ default: /* case 3 */
+ *cp++ = msg_offset >> 16;
+ fallthrough;
+ case 2:
+ *cp++ = msg_offset >> 8;
+ fallthrough;
+ case 1:
+ case 0: /* can't happen: for better code generation */
+ *cp++ = msg_offset >> 0;
+ }
- t[0].tx_buf = at25->command;
- t[0].len = at25->addrlen + 1;
- spi_message_add_tail(&t[0], &m);
+ spi_message_init(&m);
+ memset(t, 0, sizeof(t));
- t[1].rx_buf = buf;
- t[1].len = count;
- spi_message_add_tail(&t[1], &m);
+ t[0].tx_buf = at25->command;
+ t[0].len = at25->addrlen + 1;
+ spi_message_add_tail(&t[0], &m);
- /*
- * Read it all at once.
- *
- * REVISIT that's potentially a problem with large chips, if
- * other devices on the bus need to be accessed regularly or
- * this chip is clocked very slowly.
- */
- status = spi_sync(at25->spi, &m);
- dev_dbg(&at25->spi->dev, "read %zu bytes at %d --> %zd\n",
- count, offset, status);
+ t[1].rx_buf = buf + nr_bytes;
+ t[1].len = msg_count;
+ spi_message_add_tail(&t[1], &m);
- mutex_unlock(&at25->lock);
- return status;
+ status = spi_sync(at25->spi, &m);
+
+ mutex_unlock(&at25->lock);
+
+ if (status)
+ return status;
+
+ --num_msgs;
+ msg_offset += msg_count;
+ nr_bytes += msg_count;
+ }
+
+ dev_dbg(&at25->spi->dev, "read %zu bytes at %d\n",
+ count, offset);
+ return 0;
}
/* Read extra registers as ID or serial number */
@@ -190,6 +200,7 @@ ATTRIBUTE_GROUPS(sernum);
static int at25_ee_write(void *priv, unsigned int off, void *val, size_t count)
{
struct at25_data *at25 = priv;
+ size_t maxsz = spi_max_transfer_size(at25->spi);
const char *buf = val;
int status = 0;
unsigned buf_size;
@@ -253,6 +264,8 @@ static int at25_ee_write(void *priv, unsigned int off, void *val, size_t count)
segment = buf_size - (offset % buf_size);
if (segment > count)
segment = count;
+ if (segment > maxsz)
+ segment = maxsz;
memcpy(cp, buf, segment);
status = spi_write(at25->spi, bounce,
segment + at25->addrlen + 1);
diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
index cebcca6d6d3e..cf2b8261da14 100644
--- a/drivers/misc/mei/hbm.c
+++ b/drivers/misc/mei/hbm.c
@@ -1351,7 +1351,8 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
if (dev->dev_state != MEI_DEV_INIT_CLIENTS ||
dev->hbm_state != MEI_HBM_CAP_SETUP) {
- if (dev->dev_state == MEI_DEV_POWER_DOWN) {
+ if (dev->dev_state == MEI_DEV_POWER_DOWN ||
+ dev->dev_state == MEI_DEV_POWERING_DOWN) {
dev_dbg(dev->dev, "hbm: capabilities response: on shutdown, ignoring\n");
return 0;
}
diff --git a/drivers/misc/mei/hw-me-regs.h b/drivers/misc/mei/hw-me-regs.h
index 64ce3f830262..15e8e2b322b1 100644
--- a/drivers/misc/mei/hw-me-regs.h
+++ b/drivers/misc/mei/hw-me-regs.h
@@ -109,6 +109,8 @@
#define MEI_DEV_ID_ADP_P 0x51E0 /* Alder Lake Point P */
#define MEI_DEV_ID_ADP_N 0x54E0 /* Alder Lake Point N */
+#define MEI_DEV_ID_RPL_S 0x7A68 /* Raptor Lake Point S */
+
/*
* MEI HW Section
*/
diff --git a/drivers/misc/mei/hw-me.c b/drivers/misc/mei/hw-me.c
index 9870bf717979..befa491e3344 100644
--- a/drivers/misc/mei/hw-me.c
+++ b/drivers/misc/mei/hw-me.c
@@ -1154,6 +1154,8 @@ static int mei_me_hw_reset(struct mei_device *dev, bool intr_enable)
ret = mei_me_d0i3_exit_sync(dev);
if (ret)
return ret;
+ } else {
+ hw->pg_state = MEI_PG_OFF;
}
}
diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c
index 33e58821e478..5435604327a7 100644
--- a/drivers/misc/mei/pci-me.c
+++ b/drivers/misc/mei/pci-me.c
@@ -116,6 +116,8 @@ static const struct pci_device_id mei_me_pci_tbl[] = {
{MEI_PCI_DEVICE(MEI_DEV_ID_ADP_P, MEI_ME_PCH15_CFG)},
{MEI_PCI_DEVICE(MEI_DEV_ID_ADP_N, MEI_ME_PCH15_CFG)},
+ {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_CFG)},
+
/* required last entry */
{0, }
};
diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 195dc897188b..9da4489dc345 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -1356,7 +1356,7 @@ static void msdc_data_xfer_next(struct msdc_host *host, struct mmc_request *mrq)
msdc_request_done(host, mrq);
}
-static bool msdc_data_xfer_done(struct msdc_host *host, u32 events,
+static void msdc_data_xfer_done(struct msdc_host *host, u32 events,
struct mmc_request *mrq, struct mmc_data *data)
{
struct mmc_command *stop;
@@ -1376,7 +1376,7 @@ static bool msdc_data_xfer_done(struct msdc_host *host, u32 events,
spin_unlock_irqrestore(&host->lock, flags);
if (done)
- return true;
+ return;
stop = data->stop;
if (check_data || (stop && stop->error)) {
@@ -1385,12 +1385,15 @@ static bool msdc_data_xfer_done(struct msdc_host *host, u32 events,
sdr_set_field(host->base + MSDC_DMA_CTRL, MSDC_DMA_CTRL_STOP,
1);
+ ret = readl_poll_timeout_atomic(host->base + MSDC_DMA_CTRL, val,
+ !(val & MSDC_DMA_CTRL_STOP), 1, 20000);
+ if (ret)
+ dev_dbg(host->dev, "DMA stop timed out\n");
+
ret = readl_poll_timeout_atomic(host->base + MSDC_DMA_CFG, val,
!(val & MSDC_DMA_CFG_STS), 1, 20000);
- if (ret) {
- dev_dbg(host->dev, "DMA stop timed out\n");
- return false;
- }
+ if (ret)
+ dev_dbg(host->dev, "DMA inactive timed out\n");
sdr_clr_bits(host->base + MSDC_INTEN, data_ints_mask);
dev_dbg(host->dev, "DMA stop\n");
@@ -1415,9 +1418,7 @@ static bool msdc_data_xfer_done(struct msdc_host *host, u32 events,
}
msdc_data_xfer_next(host, mrq);
- done = true;
}
- return done;
}
static void msdc_set_buswidth(struct msdc_host *host, u32 width)
@@ -2416,6 +2417,9 @@ static void msdc_cqe_disable(struct mmc_host *mmc, bool recovery)
if (recovery) {
sdr_set_field(host->base + MSDC_DMA_CTRL,
MSDC_DMA_CTRL_STOP, 1);
+ if (WARN_ON(readl_poll_timeout(host->base + MSDC_DMA_CTRL, val,
+ !(val & MSDC_DMA_CTRL_STOP), 1, 3000)))
+ return;
if (WARN_ON(readl_poll_timeout(host->base + MSDC_DMA_CFG, val,
!(val & MSDC_DMA_CFG_STS), 1, 3000)))
return;
diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c
index 92c20cb8074a..0d4d343dbb77 100644
--- a/drivers/mmc/host/sdhci-pci-o2micro.c
+++ b/drivers/mmc/host/sdhci-pci-o2micro.c
@@ -152,6 +152,8 @@ static int sdhci_o2_get_cd(struct mmc_host *mmc)
if (!(sdhci_readw(host, O2_PLL_DLL_WDT_CONTROL1) & O2_PLL_LOCK_STATUS))
sdhci_o2_enable_internal_clock(host);
+ else
+ sdhci_o2_wait_card_detect_stable(host);
return !!(sdhci_readl(host, SDHCI_PRESENT_STATE) & SDHCI_CARD_PRESENT);
}
diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
index 0b68d05846e1..889e40329956 100644
--- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
+++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c
@@ -890,7 +890,7 @@ static int gpmi_nfc_compute_timings(struct gpmi_nand_data *this,
hw->timing0 = BF_GPMI_TIMING0_ADDRESS_SETUP(addr_setup_cycles) |
BF_GPMI_TIMING0_DATA_HOLD(data_hold_cycles) |
BF_GPMI_TIMING0_DATA_SETUP(data_setup_cycles);
- hw->timing1 = BF_GPMI_TIMING1_BUSY_TIMEOUT(busy_timeout_cycles * 4096);
+ hw->timing1 = BF_GPMI_TIMING1_BUSY_TIMEOUT(DIV_ROUND_UP(busy_timeout_cycles, 4096));
/*
* Derive NFC ideal delay from {3}:
diff --git a/drivers/mtd/nand/raw/nand_ids.c b/drivers/mtd/nand/raw/nand_ids.c
index 88c2440b47d8..dacc5529b3df 100644
--- a/drivers/mtd/nand/raw/nand_ids.c
+++ b/drivers/mtd/nand/raw/nand_ids.c
@@ -29,9 +29,6 @@ struct nand_flash_dev nand_flash_ids[] = {
{"TC58NVG0S3E 1G 3.3V 8-bit",
{ .id = {0x98, 0xd1, 0x90, 0x15, 0x76, 0x14, 0x01, 0x00} },
SZ_2K, SZ_128, SZ_128K, 0, 8, 64, NAND_ECC_INFO(1, SZ_512), },
- {"TC58NVG0S3HTA00 1G 3.3V 8-bit",
- { .id = {0x98, 0xf1, 0x80, 0x15} },
- SZ_2K, SZ_128, SZ_128K, 0, 4, 128, NAND_ECC_INFO(8, SZ_512), },
{"TC58NVG2S0F 4G 3.3V 8-bit",
{ .id = {0x98, 0xdc, 0x90, 0x26, 0x76, 0x15, 0x01, 0x08} },
SZ_4K, SZ_512, SZ_256K, 0, 8, 224, NAND_ECC_INFO(4, SZ_512) },
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index f85372adf042..6ba4c83fe5fc 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3684,9 +3684,11 @@ re_arm:
if (!rtnl_trylock())
return;
- if (should_notify_peers)
+ if (should_notify_peers) {
+ bond->send_peer_notif--;
call_netdevice_notifiers(NETDEV_NOTIFY_PEERS,
bond->dev);
+ }
if (should_notify_rtnl) {
bond_slave_state_notify(bond);
bond_slave_link_notify(bond);
diff --git a/drivers/net/dsa/qca8k.c b/drivers/net/dsa/qca8k.c
index 2727d3169c25..1cbb05b0323f 100644
--- a/drivers/net/dsa/qca8k.c
+++ b/drivers/net/dsa/qca8k.c
@@ -2334,6 +2334,7 @@ static int
qca8k_port_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
{
struct qca8k_priv *priv = ds->priv;
+ int ret;
/* We have only have a general MTU setting.
* DSA always set the CPU port's MTU to the largest MTU of the slave
@@ -2344,8 +2345,27 @@ qca8k_port_change_mtu(struct dsa_switch *ds, int port, int new_mtu)
if (!dsa_is_cpu_port(ds, port))
return 0;
+ /* To change the MAX_FRAME_SIZE the cpu ports must be off or
+ * the switch panics.
+ * Turn off both cpu ports before applying the new value to prevent
+ * this.
+ */
+ if (priv->port_enabled_map & BIT(0))
+ qca8k_port_set_status(priv, 0, 0);
+
+ if (priv->port_enabled_map & BIT(6))
+ qca8k_port_set_status(priv, 6, 0);
+
/* Include L2 header / FCS length */
- return qca8k_write(priv, QCA8K_MAX_FRAME_SIZE, new_mtu + ETH_HLEN + ETH_FCS_LEN);
+ ret = qca8k_write(priv, QCA8K_MAX_FRAME_SIZE, new_mtu + ETH_HLEN + ETH_FCS_LEN);
+
+ if (priv->port_enabled_map & BIT(0))
+ qca8k_port_set_status(priv, 0, 1);
+
+ if (priv->port_enabled_map & BIT(6))
+ qca8k_port_set_status(priv, 6, 1);
+
+ return ret;
}
static int
diff --git a/drivers/net/dsa/qca8k.h b/drivers/net/dsa/qca8k.h
index 04408e11402a..ec58d0e80a70 100644
--- a/drivers/net/dsa/qca8k.h
+++ b/drivers/net/dsa/qca8k.h
@@ -15,7 +15,7 @@
#define QCA8K_ETHERNET_MDIO_PRIORITY 7
#define QCA8K_ETHERNET_PHY_PRIORITY 6
-#define QCA8K_ETHERNET_TIMEOUT 100
+#define QCA8K_ETHERNET_TIMEOUT 5
#define QCA8K_NUM_PORTS 7
#define QCA8K_NUM_CPU_PORTS 2
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-platform.c b/drivers/net/ethernet/amd/xgbe/xgbe-platform.c
index 4ebd2410185a..4d790a89fe77 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-platform.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-platform.c
@@ -338,7 +338,7 @@ static int xgbe_platform_probe(struct platform_device *pdev)
* the PHY resources listed last
*/
phy_memnum = xgbe_resource_count(pdev, IORESOURCE_MEM) - 3;
- phy_irqnum = xgbe_resource_count(pdev, IORESOURCE_IRQ) - 1;
+ phy_irqnum = platform_irq_count(pdev) - 1;
dma_irqnum = 1;
dma_irqend = phy_irqnum;
} else {
@@ -348,7 +348,7 @@ static int xgbe_platform_probe(struct platform_device *pdev)
phy_memnum = 0;
phy_irqnum = 0;
dma_irqnum = 1;
- dma_irqend = xgbe_resource_count(pdev, IORESOURCE_IRQ);
+ dma_irqend = platform_irq_count(pdev);
}
/* Obtain the mmio areas for the device */
diff --git a/drivers/net/ethernet/broadcom/bgmac-bcma.c b/drivers/net/ethernet/broadcom/bgmac-bcma.c
index e6f48786949c..02bd3cf9a260 100644
--- a/drivers/net/ethernet/broadcom/bgmac-bcma.c
+++ b/drivers/net/ethernet/broadcom/bgmac-bcma.c
@@ -332,7 +332,6 @@ static void bgmac_remove(struct bcma_device *core)
bcma_mdio_mii_unregister(bgmac->mii_bus);
bgmac_enet_remove(bgmac);
bcma_set_drvdata(core, NULL);
- kfree(bgmac);
}
static struct bcma_driver bgmac_bcma_driver = {
diff --git a/drivers/net/ethernet/hisilicon/hns3/hnae3.h b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
index 8a3a446219f7..94f80e1c4020 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hnae3.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hnae3.h
@@ -769,6 +769,7 @@ struct hnae3_tc_info {
u8 prio_tc[HNAE3_MAX_USER_PRIO]; /* TC indexed by prio */
u16 tqp_count[HNAE3_MAX_TC];
u16 tqp_offset[HNAE3_MAX_TC];
+ u8 max_tc; /* Total number of TCs */
u8 num_tc; /* Total number of enabled TCs */
bool mqprio_active;
};
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
index 6d20974519fe..4c7988e308a2 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c
@@ -1129,7 +1129,7 @@ hns3_is_ringparam_changed(struct net_device *ndev,
if (old_ringparam->tx_desc_num == new_ringparam->tx_desc_num &&
old_ringparam->rx_desc_num == new_ringparam->rx_desc_num &&
old_ringparam->rx_buf_len == new_ringparam->rx_buf_len) {
- netdev_info(ndev, "ringparam not changed\n");
+ netdev_info(ndev, "descriptor number and rx buffer length not changed\n");
return false;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 1ebad0e50e6a..fae79764dc44 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -3268,7 +3268,7 @@ static int hclge_tp_port_init(struct hclge_dev *hdev)
static int hclge_update_port_info(struct hclge_dev *hdev)
{
struct hclge_mac *mac = &hdev->hw.mac;
- int speed = HCLGE_MAC_SPEED_UNKNOWN;
+ int speed;
int ret;
/* get the port info from SFP cmd if not copper port */
@@ -3279,10 +3279,13 @@ static int hclge_update_port_info(struct hclge_dev *hdev)
if (!hdev->support_sfp_query)
return 0;
- if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
+ if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
+ speed = mac->speed;
ret = hclge_get_sfp_info(hdev, mac);
- else
+ } else {
+ speed = HCLGE_MAC_SPEED_UNKNOWN;
ret = hclge_get_sfp_speed(hdev, &speed);
+ }
if (ret == -EOPNOTSUPP) {
hdev->support_sfp_query = false;
@@ -3294,6 +3297,8 @@ static int hclge_update_port_info(struct hclge_dev *hdev)
if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
if (mac->speed_type == QUERY_ACTIVE_SPEED) {
hclge_update_port_capability(hdev, mac);
+ if (mac->speed != speed)
+ (void)hclge_tm_port_shaper_cfg(hdev);
return 0;
}
return hclge_cfg_mac_speed_dup(hdev, mac->speed,
@@ -3376,6 +3381,12 @@ static int hclge_set_vf_link_state(struct hnae3_handle *handle, int vf,
link_state_old = vport->vf_info.link_state;
vport->vf_info.link_state = link_state;
+ /* return success directly if the VF is unalive, VF will
+ * query link state itself when it starts work.
+ */
+ if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
+ return 0;
+
ret = hclge_push_vf_link_status(vport);
if (ret) {
vport->vf_info.link_state = link_state_old;
@@ -10117,6 +10128,7 @@ static int hclge_modify_port_base_vlan_tag(struct hclge_vport *vport,
if (ret)
return ret;
+ vport->port_base_vlan_cfg.tbl_sta = false;
/* remove old VLAN tag */
if (old_info->vlan_tag == 0)
ret = hclge_set_vf_vlan_common(hdev, vport->vport_id,
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
index 1f87a8a3fe32..2f33b036a47a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c
@@ -282,8 +282,8 @@ static int hclge_tm_pg_to_pri_map_cfg(struct hclge_dev *hdev,
return hclge_cmd_send(&hdev->hw, &desc, 1);
}
-static int hclge_tm_qs_to_pri_map_cfg(struct hclge_dev *hdev,
- u16 qs_id, u8 pri)
+static int hclge_tm_qs_to_pri_map_cfg(struct hclge_dev *hdev, u16 qs_id, u8 pri,
+ bool link_vld)
{
struct hclge_qs_to_pri_link_cmd *map;
struct hclge_desc desc;
@@ -294,7 +294,7 @@ static int hclge_tm_qs_to_pri_map_cfg(struct hclge_dev *hdev,
map->qs_id = cpu_to_le16(qs_id);
map->priority = pri;
- map->link_vld = HCLGE_TM_QS_PRI_LINK_VLD_MSK;
+ map->link_vld = link_vld ? HCLGE_TM_QS_PRI_LINK_VLD_MSK : 0;
return hclge_cmd_send(&hdev->hw, &desc, 1);
}
@@ -420,7 +420,7 @@ static int hclge_tm_pg_shapping_cfg(struct hclge_dev *hdev,
return hclge_cmd_send(&hdev->hw, &desc, 1);
}
-static int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev)
+int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev)
{
struct hclge_port_shapping_cmd *shap_cfg_cmd;
struct hclge_shaper_ir_para ir_para;
@@ -642,11 +642,13 @@ static void hclge_tm_update_kinfo_rss_size(struct hclge_vport *vport)
* one tc for VF for simplicity. VF's vport_id is non zero.
*/
if (vport->vport_id) {
+ kinfo->tc_info.max_tc = 1;
kinfo->tc_info.num_tc = 1;
vport->qs_offset = HNAE3_MAX_TC +
vport->vport_id - HCLGE_VF_VPORT_START_NUM;
vport_max_rss_size = hdev->vf_rss_size_max;
} else {
+ kinfo->tc_info.max_tc = hdev->tc_max;
kinfo->tc_info.num_tc =
min_t(u16, vport->alloc_tqps, hdev->tm_info.num_tc);
vport->qs_offset = 0;
@@ -679,7 +681,9 @@ static void hclge_tm_vport_tc_info_update(struct hclge_vport *vport)
kinfo->num_tqps = hclge_vport_get_tqp_num(vport);
vport->dwrr = 100; /* 100 percent as init */
vport->bw_limit = hdev->tm_info.pg_info[0].bw_limit;
- hdev->rss_cfg.rss_size = kinfo->rss_size;
+
+ if (vport->vport_id == PF_VPORT_ID)
+ hdev->rss_cfg.rss_size = kinfo->rss_size;
/* when enable mqprio, the tc_info has been updated. */
if (kinfo->tc_info.mqprio_active)
@@ -714,14 +718,22 @@ static void hclge_tm_vport_info_update(struct hclge_dev *hdev)
static void hclge_tm_tc_info_init(struct hclge_dev *hdev)
{
- u8 i;
+ u8 i, tc_sch_mode;
+ u32 bw_limit;
+
+ for (i = 0; i < hdev->tc_max; i++) {
+ if (i < hdev->tm_info.num_tc) {
+ tc_sch_mode = HCLGE_SCH_MODE_DWRR;
+ bw_limit = hdev->tm_info.pg_info[0].bw_limit;
+ } else {
+ tc_sch_mode = HCLGE_SCH_MODE_SP;
+ bw_limit = 0;
+ }
- for (i = 0; i < hdev->tm_info.num_tc; i++) {
hdev->tm_info.tc_info[i].tc_id = i;
- hdev->tm_info.tc_info[i].tc_sch_mode = HCLGE_SCH_MODE_DWRR;
+ hdev->tm_info.tc_info[i].tc_sch_mode = tc_sch_mode;
hdev->tm_info.tc_info[i].pgid = 0;
- hdev->tm_info.tc_info[i].bw_limit =
- hdev->tm_info.pg_info[0].bw_limit;
+ hdev->tm_info.tc_info[i].bw_limit = bw_limit;
}
for (i = 0; i < HNAE3_MAX_USER_PRIO; i++)
@@ -926,10 +938,13 @@ static int hclge_tm_pri_q_qs_cfg_tc_base(struct hclge_dev *hdev)
for (k = 0; k < hdev->num_alloc_vport; k++) {
struct hnae3_knic_private_info *kinfo = &vport[k].nic.kinfo;
- for (i = 0; i < kinfo->tc_info.num_tc; i++) {
+ for (i = 0; i < kinfo->tc_info.max_tc; i++) {
+ u8 pri = i < kinfo->tc_info.num_tc ? i : 0;
+ bool link_vld = i < kinfo->tc_info.num_tc;
+
ret = hclge_tm_qs_to_pri_map_cfg(hdev,
vport[k].qs_offset + i,
- i);
+ pri, link_vld);
if (ret)
return ret;
}
@@ -949,7 +964,7 @@ static int hclge_tm_pri_q_qs_cfg_vnet_base(struct hclge_dev *hdev)
for (i = 0; i < HNAE3_MAX_TC; i++) {
ret = hclge_tm_qs_to_pri_map_cfg(hdev,
vport[k].qs_offset + i,
- k);
+ k, true);
if (ret)
return ret;
}
@@ -989,33 +1004,39 @@ static int hclge_tm_pri_tc_base_shaper_cfg(struct hclge_dev *hdev)
{
u32 max_tm_rate = hdev->ae_dev->dev_specs.max_tm_rate;
struct hclge_shaper_ir_para ir_para;
- u32 shaper_para;
+ u32 shaper_para_c, shaper_para_p;
int ret;
u32 i;
- for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ for (i = 0; i < hdev->tc_max; i++) {
u32 rate = hdev->tm_info.tc_info[i].bw_limit;
- ret = hclge_shaper_para_calc(rate, HCLGE_SHAPER_LVL_PRI,
- &ir_para, max_tm_rate);
- if (ret)
- return ret;
+ if (rate) {
+ ret = hclge_shaper_para_calc(rate, HCLGE_SHAPER_LVL_PRI,
+ &ir_para, max_tm_rate);
+ if (ret)
+ return ret;
+
+ shaper_para_c = hclge_tm_get_shapping_para(0, 0, 0,
+ HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ shaper_para_p = hclge_tm_get_shapping_para(ir_para.ir_b,
+ ir_para.ir_u,
+ ir_para.ir_s,
+ HCLGE_SHAPER_BS_U_DEF,
+ HCLGE_SHAPER_BS_S_DEF);
+ } else {
+ shaper_para_c = 0;
+ shaper_para_p = 0;
+ }
- shaper_para = hclge_tm_get_shapping_para(0, 0, 0,
- HCLGE_SHAPER_BS_U_DEF,
- HCLGE_SHAPER_BS_S_DEF);
ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_C_BUCKET, i,
- shaper_para, rate);
+ shaper_para_c, rate);
if (ret)
return ret;
- shaper_para = hclge_tm_get_shapping_para(ir_para.ir_b,
- ir_para.ir_u,
- ir_para.ir_s,
- HCLGE_SHAPER_BS_U_DEF,
- HCLGE_SHAPER_BS_S_DEF);
ret = hclge_tm_pri_shapping_cfg(hdev, HCLGE_TM_SHAP_P_BUCKET, i,
- shaper_para, rate);
+ shaper_para_p, rate);
if (ret)
return ret;
}
@@ -1125,7 +1146,7 @@ static int hclge_tm_pri_tc_base_dwrr_cfg(struct hclge_dev *hdev)
int ret;
u32 i, k;
- for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ for (i = 0; i < hdev->tc_max; i++) {
pg_info =
&hdev->tm_info.pg_info[hdev->tm_info.tc_info[i].pgid];
dwrr = pg_info->tc_dwrr[i];
@@ -1135,9 +1156,15 @@ static int hclge_tm_pri_tc_base_dwrr_cfg(struct hclge_dev *hdev)
return ret;
for (k = 0; k < hdev->num_alloc_vport; k++) {
+ struct hnae3_knic_private_info *kinfo = &vport[k].nic.kinfo;
+
+ if (i >= kinfo->tc_info.max_tc)
+ continue;
+
+ dwrr = i < kinfo->tc_info.num_tc ? vport[k].dwrr : 0;
ret = hclge_tm_qs_weight_cfg(
hdev, vport[k].qs_offset + i,
- vport[k].dwrr);
+ dwrr);
if (ret)
return ret;
}
@@ -1303,6 +1330,7 @@ static int hclge_tm_schd_mode_tc_base_cfg(struct hclge_dev *hdev, u8 pri_id)
{
struct hclge_vport *vport = hdev->vport;
int ret;
+ u8 mode;
u16 i;
ret = hclge_tm_pri_schd_mode_cfg(hdev, pri_id);
@@ -1310,9 +1338,16 @@ static int hclge_tm_schd_mode_tc_base_cfg(struct hclge_dev *hdev, u8 pri_id)
return ret;
for (i = 0; i < hdev->num_alloc_vport; i++) {
+ struct hnae3_knic_private_info *kinfo = &vport[i].nic.kinfo;
+
+ if (pri_id >= kinfo->tc_info.max_tc)
+ continue;
+
+ mode = pri_id < kinfo->tc_info.num_tc ? HCLGE_SCH_MODE_DWRR :
+ HCLGE_SCH_MODE_SP;
ret = hclge_tm_qs_schd_mode_cfg(hdev,
vport[i].qs_offset + pri_id,
- HCLGE_SCH_MODE_DWRR);
+ mode);
if (ret)
return ret;
}
@@ -1353,7 +1388,7 @@ static int hclge_tm_lvl34_schd_mode_cfg(struct hclge_dev *hdev)
u8 i;
if (hdev->tx_sch_mode == HCLGE_FLAG_TC_BASE_SCH_MODE) {
- for (i = 0; i < hdev->tm_info.num_tc; i++) {
+ for (i = 0; i < hdev->tc_max; i++) {
ret = hclge_tm_schd_mode_tc_base_cfg(hdev, i);
if (ret)
return ret;
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
index 619cc30a2dfc..d943943912f7 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h
@@ -237,6 +237,7 @@ int hclge_pause_addr_cfg(struct hclge_dev *hdev, const u8 *mac_addr);
void hclge_pfc_rx_stats_get(struct hclge_dev *hdev, u64 *stats);
void hclge_pfc_tx_stats_get(struct hclge_dev *hdev, u64 *stats);
int hclge_tm_qs_shaper_cfg(struct hclge_vport *vport, int max_tx_rate);
+int hclge_tm_port_shaper_cfg(struct hclge_dev *hdev);
int hclge_tm_get_qset_num(struct hclge_dev *hdev, u16 *qset_num);
int hclge_tm_get_pri_num(struct hclge_dev *hdev, u8 *pri_num);
int hclge_tm_get_qset_map_pri(struct hclge_dev *hdev, u16 qset_id, u8 *priority,
diff --git a/drivers/net/ethernet/huawei/hinic/hinic_devlink.c b/drivers/net/ethernet/huawei/hinic/hinic_devlink.c
index 60ae8bfc5f69..1749d26f4bef 100644
--- a/drivers/net/ethernet/huawei/hinic/hinic_devlink.c
+++ b/drivers/net/ethernet/huawei/hinic/hinic_devlink.c
@@ -43,9 +43,7 @@ static bool check_image_valid(struct hinic_devlink_priv *priv, const u8 *buf,
for (i = 0; i < fw_image->fw_info.fw_section_cnt; i++) {
len += fw_image->fw_section_info[i].fw_section_len;
- memcpy(&host_image->image_section_info[i],
- &fw_image->fw_section_info[i],
- sizeof(struct fw_section_info_st));
+ host_image->image_section_info[i] = fw_image->fw_section_info[i];
}
if (len != fw_image->fw_len ||
diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
index 610f00cbaff9..19704f5c8291 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
@@ -2586,15 +2586,16 @@ static void i40e_diag_test(struct net_device *netdev,
set_bit(__I40E_TESTING, pf->state);
+ if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) ||
+ test_bit(__I40E_RESET_INTR_RECEIVED, pf->state)) {
+ dev_warn(&pf->pdev->dev,
+ "Cannot start offline testing when PF is in reset state.\n");
+ goto skip_ol_tests;
+ }
+
if (i40e_active_vfs(pf) || i40e_active_vmdqs(pf)) {
dev_warn(&pf->pdev->dev,
"Please take active VFs and Netqueues offline and restart the adapter before running NIC diagnostics\n");
- data[I40E_ETH_TEST_REG] = 1;
- data[I40E_ETH_TEST_EEPROM] = 1;
- data[I40E_ETH_TEST_INTR] = 1;
- data[I40E_ETH_TEST_LINK] = 1;
- eth_test->flags |= ETH_TEST_FL_FAILED;
- clear_bit(__I40E_TESTING, pf->state);
goto skip_ol_tests;
}
@@ -2641,9 +2642,17 @@ static void i40e_diag_test(struct net_device *netdev,
data[I40E_ETH_TEST_INTR] = 0;
}
-skip_ol_tests:
-
netif_info(pf, drv, netdev, "testing finished\n");
+ return;
+
+skip_ol_tests:
+ data[I40E_ETH_TEST_REG] = 1;
+ data[I40E_ETH_TEST_EEPROM] = 1;
+ data[I40E_ETH_TEST_INTR] = 1;
+ data[I40E_ETH_TEST_LINK] = 1;
+ eth_test->flags |= ETH_TEST_FL_FAILED;
+ clear_bit(__I40E_TESTING, pf->state);
+ netif_info(pf, drv, netdev, "testing failed\n");
}
static void i40e_get_wol(struct net_device *netdev,
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 332a608dbaa6..72576bb3e94d 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -8542,6 +8542,11 @@ static int i40e_configure_clsflower(struct i40e_vsi *vsi,
return -EOPNOTSUPP;
}
+ if (!tc) {
+ dev_err(&pf->pdev->dev, "Unable to add filter because of invalid destination");
+ return -EINVAL;
+ }
+
if (test_bit(__I40E_RESET_RECOVERY_PENDING, pf->state) ||
test_bit(__I40E_RESET_INTR_RECEIVED, pf->state))
return -EBUSY;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 2606e8f0f19b..033ea71763e3 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -2282,7 +2282,7 @@ static int i40e_vc_config_queues_msg(struct i40e_vf *vf, u8 *msg)
}
if (vf->adq_enabled) {
- for (i = 0; i < I40E_MAX_VF_VSI; i++)
+ for (i = 0; i < vf->num_tc; i++)
num_qps_all += vf->ch[i].num_qps;
if (num_qps_all != qci->num_queue_pairs) {
aq_ret = I40E_ERR_PARAM;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 7dfcf78b57fb..f3ecb3bca33d 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -984,7 +984,7 @@ struct iavf_mac_filter *iavf_add_filter(struct iavf_adapter *adapter,
list_add_tail(&f->list, &adapter->mac_filter_list);
f->add = true;
f->is_new_mac = true;
- f->is_primary = false;
+ f->is_primary = ether_addr_equal(macaddr, adapter->hw.mac.addr);
adapter->aq_required |= IAVF_FLAG_AQ_ADD_MAC_FILTER;
} else {
f->remove = false;
diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c
index 1e71b70f0e52..70335f6e8524 100644
--- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
+++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
@@ -2190,6 +2190,42 @@ ice_setup_autoneg(struct ice_port_info *p, struct ethtool_link_ksettings *ks,
}
/**
+ * ice_set_phy_type_from_speed - set phy_types based on speeds
+ * and advertised modes
+ * @ks: ethtool link ksettings struct
+ * @phy_type_low: pointer to the lower part of phy_type
+ * @phy_type_high: pointer to the higher part of phy_type
+ * @adv_link_speed: targeted link speeds bitmap
+ */
+static void
+ice_set_phy_type_from_speed(const struct ethtool_link_ksettings *ks,
+ u64 *phy_type_low, u64 *phy_type_high,
+ u16 adv_link_speed)
+{
+ /* Handle 1000M speed in a special way because ice_update_phy_type
+ * enables all link modes, but having mixed copper and optical
+ * standards is not supported.
+ */
+ adv_link_speed &= ~ICE_AQ_LINK_SPEED_1000MB;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseT_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_T |
+ ICE_PHY_TYPE_LOW_1G_SGMII;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseKX_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_KX;
+
+ if (ethtool_link_ksettings_test_link_mode(ks, advertising,
+ 1000baseX_Full))
+ *phy_type_low |= ICE_PHY_TYPE_LOW_1000BASE_SX |
+ ICE_PHY_TYPE_LOW_1000BASE_LX;
+
+ ice_update_phy_type(phy_type_low, phy_type_high, adv_link_speed);
+}
+
+/**
* ice_set_link_ksettings - Set Speed and Duplex
* @netdev: network interface device structure
* @ks: ethtool ksettings
@@ -2320,7 +2356,8 @@ ice_set_link_ksettings(struct net_device *netdev,
adv_link_speed = curr_link_speed;
/* Convert the advertise link speeds to their corresponded PHY_TYPE */
- ice_update_phy_type(&phy_type_low, &phy_type_high, adv_link_speed);
+ ice_set_phy_type_from_speed(ks, &phy_type_low, &phy_type_high,
+ adv_link_speed);
if (!autoneg_changed && adv_link_speed == curr_link_speed) {
netdev_info(netdev, "Nothing changed, exiting without setting anything.\n");
@@ -3470,6 +3507,16 @@ static int ice_set_channels(struct net_device *dev, struct ethtool_channels *ch)
new_rx = ch->combined_count + ch->rx_count;
new_tx = ch->combined_count + ch->tx_count;
+ if (new_rx < vsi->tc_cfg.numtc) {
+ netdev_err(dev, "Cannot set less Rx channels, than Traffic Classes you have (%u)\n",
+ vsi->tc_cfg.numtc);
+ return -EINVAL;
+ }
+ if (new_tx < vsi->tc_cfg.numtc) {
+ netdev_err(dev, "Cannot set less Tx channels, than Traffic Classes you have (%u)\n",
+ vsi->tc_cfg.numtc);
+ return -EINVAL;
+ }
if (new_rx > ice_get_max_rxq(pf)) {
netdev_err(dev, "Maximum allowed Rx channels is %d\n",
ice_get_max_rxq(pf));
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 454e01ae09b9..f7f9c973ec54 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -909,7 +909,7 @@ static void ice_set_dflt_vsi_ctx(struct ice_hw *hw, struct ice_vsi_ctx *ctxt)
* @vsi: the VSI being configured
* @ctxt: VSI context structure
*/
-static void ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
+static int ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
{
u16 offset = 0, qmap = 0, tx_count = 0, pow = 0;
u16 num_txq_per_tc, num_rxq_per_tc;
@@ -982,7 +982,18 @@ static void ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
else
vsi->num_rxq = num_rxq_per_tc;
+ if (vsi->num_rxq > vsi->alloc_rxq) {
+ dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Rx queues (%u), than were allocated (%u)!\n",
+ vsi->num_rxq, vsi->alloc_rxq);
+ return -EINVAL;
+ }
+
vsi->num_txq = tx_count;
+ if (vsi->num_txq > vsi->alloc_txq) {
+ dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Tx queues (%u), than were allocated (%u)!\n",
+ vsi->num_txq, vsi->alloc_txq);
+ return -EINVAL;
+ }
if (vsi->type == ICE_VSI_VF && vsi->num_txq != vsi->num_rxq) {
dev_dbg(ice_pf_to_dev(vsi->back), "VF VSI should have same number of Tx and Rx queues. Hence making them equal\n");
@@ -1000,6 +1011,8 @@ static void ice_vsi_setup_q_map(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt)
*/
ctxt->info.q_mapping[0] = cpu_to_le16(vsi->rxq_map[0]);
ctxt->info.q_mapping[1] = cpu_to_le16(vsi->num_rxq);
+
+ return 0;
}
/**
@@ -1187,7 +1200,10 @@ static int ice_vsi_init(struct ice_vsi *vsi, bool init_vsi)
if (vsi->type == ICE_VSI_CHNL) {
ice_chnl_vsi_setup_q_map(vsi, ctxt);
} else {
- ice_vsi_setup_q_map(vsi, ctxt);
+ ret = ice_vsi_setup_q_map(vsi, ctxt);
+ if (ret)
+ goto out;
+
if (!init_vsi) /* means VSI being updated */
/* must to indicate which section of VSI context are
* being modified
@@ -3464,7 +3480,7 @@ void ice_vsi_cfg_netdev_tc(struct ice_vsi *vsi, u8 ena_tc)
*
* Prepares VSI tc_config to have queue configurations based on MQPRIO options.
*/
-static void
+static int
ice_vsi_setup_q_map_mqprio(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt,
u8 ena_tc)
{
@@ -3513,7 +3529,18 @@ ice_vsi_setup_q_map_mqprio(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt,
/* Set actual Tx/Rx queue pairs */
vsi->num_txq = offset + qcount_tx;
+ if (vsi->num_txq > vsi->alloc_txq) {
+ dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Tx queues (%u), than were allocated (%u)!\n",
+ vsi->num_txq, vsi->alloc_txq);
+ return -EINVAL;
+ }
+
vsi->num_rxq = offset + qcount_rx;
+ if (vsi->num_rxq > vsi->alloc_rxq) {
+ dev_err(ice_pf_to_dev(vsi->back), "Trying to use more Rx queues (%u), than were allocated (%u)!\n",
+ vsi->num_rxq, vsi->alloc_rxq);
+ return -EINVAL;
+ }
/* Setup queue TC[0].qmap for given VSI context */
ctxt->info.tc_mapping[0] = cpu_to_le16(qmap);
@@ -3531,6 +3558,8 @@ ice_vsi_setup_q_map_mqprio(struct ice_vsi *vsi, struct ice_vsi_ctx *ctxt,
dev_dbg(ice_pf_to_dev(vsi->back), "vsi->num_rxq = %d\n", vsi->num_rxq);
dev_dbg(ice_pf_to_dev(vsi->back), "all_numtc %u, all_enatc: 0x%04x, tc_cfg.numtc %u\n",
vsi->all_numtc, vsi->all_enatc, vsi->tc_cfg.numtc);
+
+ return 0;
}
/**
@@ -3580,9 +3609,12 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc)
if (vsi->type == ICE_VSI_PF &&
test_bit(ICE_FLAG_TC_MQPRIO, pf->flags))
- ice_vsi_setup_q_map_mqprio(vsi, ctx, ena_tc);
+ ret = ice_vsi_setup_q_map_mqprio(vsi, ctx, ena_tc);
else
- ice_vsi_setup_q_map(vsi, ctx);
+ ret = ice_vsi_setup_q_map(vsi, ctx);
+
+ if (ret)
+ goto out;
/* must to indicate which section of VSI context are being modified */
ctx->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_RXQ_MAP_VALID);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index e1cae253412c..c1ac2f746714 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -5763,25 +5763,38 @@ static netdev_features_t
ice_fix_features(struct net_device *netdev, netdev_features_t features)
{
struct ice_netdev_priv *np = netdev_priv(netdev);
- netdev_features_t supported_vlan_filtering;
- netdev_features_t requested_vlan_filtering;
- struct ice_vsi *vsi = np->vsi;
-
- requested_vlan_filtering = features & NETIF_VLAN_FILTERING_FEATURES;
-
- /* make sure supported_vlan_filtering works for both SVM and DVM */
- supported_vlan_filtering = NETIF_F_HW_VLAN_CTAG_FILTER;
- if (ice_is_dvm_ena(&vsi->back->hw))
- supported_vlan_filtering |= NETIF_F_HW_VLAN_STAG_FILTER;
-
- if (requested_vlan_filtering &&
- requested_vlan_filtering != supported_vlan_filtering) {
- if (requested_vlan_filtering & NETIF_F_HW_VLAN_CTAG_FILTER) {
- netdev_warn(netdev, "cannot support requested VLAN filtering settings, enabling all supported VLAN filtering settings\n");
- features |= supported_vlan_filtering;
+ netdev_features_t req_vlan_fltr, cur_vlan_fltr;
+ bool cur_ctag, cur_stag, req_ctag, req_stag;
+
+ cur_vlan_fltr = netdev->features & NETIF_VLAN_FILTERING_FEATURES;
+ cur_ctag = cur_vlan_fltr & NETIF_F_HW_VLAN_CTAG_FILTER;
+ cur_stag = cur_vlan_fltr & NETIF_F_HW_VLAN_STAG_FILTER;
+
+ req_vlan_fltr = features & NETIF_VLAN_FILTERING_FEATURES;
+ req_ctag = req_vlan_fltr & NETIF_F_HW_VLAN_CTAG_FILTER;
+ req_stag = req_vlan_fltr & NETIF_F_HW_VLAN_STAG_FILTER;
+
+ if (req_vlan_fltr != cur_vlan_fltr) {
+ if (ice_is_dvm_ena(&np->vsi->back->hw)) {
+ if (req_ctag && req_stag) {
+ features |= NETIF_VLAN_FILTERING_FEATURES;
+ } else if (!req_ctag && !req_stag) {
+ features &= ~NETIF_VLAN_FILTERING_FEATURES;
+ } else if ((!cur_ctag && req_ctag && !cur_stag) ||
+ (!cur_stag && req_stag && !cur_ctag)) {
+ features |= NETIF_VLAN_FILTERING_FEATURES;
+ netdev_warn(netdev, "802.1Q and 802.1ad VLAN filtering must be either both on or both off. VLAN filtering has been enabled for both types.\n");
+ } else if ((cur_ctag && !req_ctag && cur_stag) ||
+ (cur_stag && !req_stag && cur_ctag)) {
+ features &= ~NETIF_VLAN_FILTERING_FEATURES;
+ netdev_warn(netdev, "802.1Q and 802.1ad VLAN filtering must be either both on or both off. VLAN filtering has been disabled for both types.\n");
+ }
} else {
- netdev_warn(netdev, "cannot support requested VLAN filtering settings, clearing all supported VLAN filtering settings\n");
- features &= ~supported_vlan_filtering;
+ if (req_vlan_fltr & NETIF_F_HW_VLAN_STAG_FILTER)
+ netdev_warn(netdev, "cannot support requested 802.1ad filtering setting in SVM mode\n");
+
+ if (req_vlan_fltr & NETIF_F_HW_VLAN_CTAG_FILTER)
+ features |= NETIF_F_HW_VLAN_CTAG_FILTER;
}
}
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c
index 662947c882e8..ef9344ef0d8e 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.c
@@ -2271,7 +2271,7 @@ static int
ice_ptp_init_tx_e822(struct ice_pf *pf, struct ice_ptp_tx *tx, u8 port)
{
tx->quad = port / ICE_PORTS_PER_QUAD;
- tx->quad_offset = tx->quad * INDEX_PER_PORT;
+ tx->quad_offset = (port % ICE_PORTS_PER_QUAD) * INDEX_PER_PORT;
tx->len = INDEX_PER_PORT;
return ice_ptp_alloc_tx_tracker(tx);
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.h b/drivers/net/ethernet/intel/ice/ice_ptp.h
index afd048d69959..10e396abf130 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp.h
+++ b/drivers/net/ethernet/intel/ice/ice_ptp.h
@@ -49,6 +49,37 @@ struct ice_perout_channel {
* To allow multiple ports to access the shared register block independently,
* the blocks are split up so that indexes are assigned to each port based on
* hardware logical port number.
+ *
+ * The timestamp blocks are handled differently for E810- and E822-based
+ * devices. In E810 devices, each port has its own block of timestamps, while in
+ * E822 there is a need to logically break the block of registers into smaller
+ * chunks based on the port number to avoid collisions.
+ *
+ * Example for port 5 in E810:
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * |register|register|register|register|register|register|register|register|
+ * | block | block | block | block | block | block | block | block |
+ * | for | for | for | for | for | for | for | for |
+ * | port 0 | port 1 | port 2 | port 3 | port 4 | port 5 | port 6 | port 7 |
+ * +--------+--------+--------+--------+--------+--------+--------+--------+
+ * ^^
+ * ||
+ * |--- quad offset is always 0
+ * ---- quad number
+ *
+ * Example for port 5 in E822:
+ * +-----------------------------+-----------------------------+
+ * | register block for quad 0 | register block for quad 1 |
+ * |+------+------+------+------+|+------+------+------+------+|
+ * ||port 0|port 1|port 2|port 3|||port 0|port 1|port 2|port 3||
+ * |+------+------+------+------+|+------+------+------+------+|
+ * +-----------------------------+-------^---------------------+
+ * ^ |
+ * | --- quad offset*
+ * ---- quad number
+ *
+ * * PHY port 5 is port 1 in quad 1
+ *
*/
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
index 0a0c55fb8699..b803f2ab3cc7 100644
--- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c
@@ -524,6 +524,7 @@ ice_eswitch_add_tc_fltr(struct ice_vsi *vsi, struct ice_tc_flower_fltr *fltr)
*/
fltr->rid = rule_added.rid;
fltr->rule_id = rule_added.rule_id;
+ fltr->dest_id = rule_added.vsi_handle;
exit:
kfree(list);
@@ -993,7 +994,9 @@ ice_parse_cls_flower(struct net_device *filter_dev, struct ice_vsi *vsi,
n_proto_key = ntohs(match.key->n_proto);
n_proto_mask = ntohs(match.mask->n_proto);
- if (n_proto_key == ETH_P_ALL || n_proto_key == 0) {
+ if (n_proto_key == ETH_P_ALL || n_proto_key == 0 ||
+ fltr->tunnel_type == TNL_GTPU ||
+ fltr->tunnel_type == TNL_GTPC) {
n_proto_key = 0;
n_proto_mask = 0;
} else {
diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
index cd8e6b50968c..7adf9ddf129e 100644
--- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c
@@ -504,6 +504,11 @@ int ice_reset_vf(struct ice_vf *vf, u32 flags)
}
if (ice_is_vf_disabled(vf)) {
+ vsi = ice_get_vf_vsi(vf);
+ if (WARN_ON(!vsi))
+ return -EINVAL;
+ ice_vsi_stop_lan_tx_rings(vsi, ICE_NO_RESET, vf->vf_id);
+ ice_vsi_stop_all_rx_rings(vsi);
dev_dbg(dev, "VF is already disabled, there is no need for resetting it, telling VM, all is fine %d\n",
vf->vf_id);
return 0;
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl.c b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
index 1d9b84c3937a..4547bc1f7cee 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl.c
@@ -1569,35 +1569,27 @@ error_param:
*/
static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
{
- enum virtchnl_status_code v_ret = VIRTCHNL_STATUS_SUCCESS;
struct virtchnl_vsi_queue_config_info *qci =
(struct virtchnl_vsi_queue_config_info *)msg;
struct virtchnl_queue_pair_info *qpi;
struct ice_pf *pf = vf->pf;
struct ice_vsi *vsi;
- int i, q_idx;
+ int i = -1, q_idx;
- if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states))
goto error_param;
- }
- if (!ice_vc_isvalid_vsi_id(vf, qci->vsi_id)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ if (!ice_vc_isvalid_vsi_id(vf, qci->vsi_id))
goto error_param;
- }
vsi = ice_get_vf_vsi(vf);
- if (!vsi) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ if (!vsi)
goto error_param;
- }
if (qci->num_queue_pairs > ICE_MAX_RSS_QS_PER_VF ||
qci->num_queue_pairs > min_t(u16, vsi->alloc_txq, vsi->alloc_rxq)) {
dev_err(ice_pf_to_dev(pf), "VF-%d requesting more than supported number of queues: %d\n",
vf->vf_id, min_t(u16, vsi->alloc_txq, vsi->alloc_rxq));
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
goto error_param;
}
@@ -1610,7 +1602,6 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
!ice_vc_isvalid_ring_len(qpi->txq.ring_len) ||
!ice_vc_isvalid_ring_len(qpi->rxq.ring_len) ||
!ice_vc_isvalid_q_id(vf, qci->vsi_id, qpi->txq.queue_id)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
goto error_param;
}
@@ -1620,7 +1611,6 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
* for selected "vsi"
*/
if (q_idx >= vsi->alloc_txq || q_idx >= vsi->alloc_rxq) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
goto error_param;
}
@@ -1630,14 +1620,13 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
vsi->tx_rings[i]->count = qpi->txq.ring_len;
/* Disable any existing queue first */
- if (ice_vf_vsi_dis_single_txq(vf, vsi, q_idx)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ if (ice_vf_vsi_dis_single_txq(vf, vsi, q_idx))
goto error_param;
- }
/* Configure a queue with the requested settings */
if (ice_vsi_cfg_single_txq(vsi, vsi->tx_rings, q_idx)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ dev_warn(ice_pf_to_dev(pf), "VF-%d failed to configure TX queue %d\n",
+ vf->vf_id, i);
goto error_param;
}
}
@@ -1651,17 +1640,13 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
if (qpi->rxq.databuffer_size != 0 &&
(qpi->rxq.databuffer_size > ((16 * 1024) - 128) ||
- qpi->rxq.databuffer_size < 1024)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ qpi->rxq.databuffer_size < 1024))
goto error_param;
- }
vsi->rx_buf_len = qpi->rxq.databuffer_size;
vsi->rx_rings[i]->rx_buf_len = vsi->rx_buf_len;
if (qpi->rxq.max_pkt_size > max_frame_size ||
- qpi->rxq.max_pkt_size < 64) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ qpi->rxq.max_pkt_size < 64)
goto error_param;
- }
vsi->max_frame = qpi->rxq.max_pkt_size;
/* add space for the port VLAN since the VF driver is
@@ -1672,16 +1657,30 @@ static int ice_vc_cfg_qs_msg(struct ice_vf *vf, u8 *msg)
vsi->max_frame += VLAN_HLEN;
if (ice_vsi_cfg_single_rxq(vsi, q_idx)) {
- v_ret = VIRTCHNL_STATUS_ERR_PARAM;
+ dev_warn(ice_pf_to_dev(pf), "VF-%d failed to configure RX queue %d\n",
+ vf->vf_id, i);
goto error_param;
}
}
}
+ /* send the response to the VF */
+ return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES,
+ VIRTCHNL_STATUS_SUCCESS, NULL, 0);
error_param:
+ /* disable whatever we can */
+ for (; i >= 0; i--) {
+ if (ice_vsi_ctrl_one_rx_ring(vsi, false, i, true))
+ dev_err(ice_pf_to_dev(pf), "VF-%d could not disable RX queue %d\n",
+ vf->vf_id, i);
+ if (ice_vf_vsi_dis_single_txq(vf, vsi, i))
+ dev_err(ice_pf_to_dev(pf), "VF-%d could not disable TX queue %d\n",
+ vf->vf_id, i);
+ }
+
/* send the response to the VF */
- return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES, v_ret,
- NULL, 0);
+ return ice_vc_send_msg_to_vf(vf, VIRTCHNL_OP_CONFIG_VSI_QUEUES,
+ VIRTCHNL_STATUS_ERR_PARAM, NULL, 0);
}
/**
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 68be2976f539..c5f04c40284b 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -4819,8 +4819,11 @@ static void igb_clean_tx_ring(struct igb_ring *tx_ring)
while (i != tx_ring->next_to_use) {
union e1000_adv_tx_desc *eop_desc, *tx_desc;
- /* Free all the Tx ring sk_buffs */
- dev_kfree_skb_any(tx_buffer->skb);
+ /* Free all the Tx ring sk_buffs or xdp frames */
+ if (tx_buffer->type == IGB_TYPE_SKB)
+ dev_kfree_skb_any(tx_buffer->skb);
+ else
+ xdp_return_frame(tx_buffer->xdpf);
/* unmap skb header data */
dma_unmap_single(tx_ring->dev,
@@ -9898,11 +9901,10 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba)
struct e1000_hw *hw = &adapter->hw;
u32 dmac_thr;
u16 hwm;
+ u32 reg;
if (hw->mac.type > e1000_82580) {
if (adapter->flags & IGB_FLAG_DMAC) {
- u32 reg;
-
/* force threshold to 0. */
wr32(E1000_DMCTXTH, 0);
@@ -9935,7 +9937,6 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba)
/* Disable BMC-to-OS Watchdog Enable */
if (hw->mac.type != e1000_i354)
reg &= ~E1000_DMACR_DC_BMC2OSW_EN;
-
wr32(E1000_DMACR, reg);
/* no lower threshold to disable
@@ -9952,12 +9953,12 @@ static void igb_init_dmac(struct igb_adapter *adapter, u32 pba)
*/
wr32(E1000_DMCTXTH, (IGB_MIN_TXPBSIZE -
(IGB_TX_BUF_4096 + adapter->max_frame_size)) >> 6);
+ }
- /* make low power state decision controlled
- * by DMA coal
- */
+ if (hw->mac.type >= e1000_i210 ||
+ (adapter->flags & IGB_FLAG_DMAC)) {
reg = rd32(E1000_PCIEMISC);
- reg &= ~E1000_PCIEMISC_LX_DECISION;
+ reg |= E1000_PCIEMISC_LX_DECISION;
wr32(E1000_PCIEMISC, reg);
} /* endif adapter->dmac is not disabled */
} else if (hw->mac.type == e1000_82580) {
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
index bc614a4def9e..3f60a80e34c8 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
@@ -1390,7 +1390,8 @@ static int otx2vf_get_link_ksettings(struct net_device *netdev,
static const struct ethtool_ops otx2vf_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_USECS |
- ETHTOOL_COALESCE_MAX_FRAMES,
+ ETHTOOL_COALESCE_MAX_FRAMES |
+ ETHTOOL_COALESCE_USE_ADAPTIVE,
.supported_ring_params = ETHTOOL_RING_USE_RX_BUF_LEN |
ETHTOOL_RING_USE_CQE_SIZE,
.get_link = otx2_get_link,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
index a68d931090dd..15c8d4de8350 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_cnt.h
@@ -8,8 +8,8 @@
#include "spectrum.h"
enum mlxsw_sp_counter_sub_pool_id {
- MLXSW_SP_COUNTER_SUB_POOL_FLOW,
MLXSW_SP_COUNTER_SUB_POOL_RIF,
+ MLXSW_SP_COUNTER_SUB_POOL_FLOW,
};
int mlxsw_sp_counter_alloc(struct mlxsw_sp *mlxsw_sp,
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h b/drivers/net/ethernet/xilinx/xilinx_axienet.h
index 4225efbeda3d..f2e2261b4b7d 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet.h
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h
@@ -547,6 +547,57 @@ static inline void axienet_iow(struct axienet_local *lp, off_t offset,
iowrite32(value, lp->regs + offset);
}
+/**
+ * axienet_dma_out32 - Memory mapped Axi DMA register write.
+ * @lp: Pointer to axienet local structure
+ * @reg: Address offset from the base address of the Axi DMA core
+ * @value: Value to be written into the Axi DMA register
+ *
+ * This function writes the desired value into the corresponding Axi DMA
+ * register.
+ */
+
+static inline void axienet_dma_out32(struct axienet_local *lp,
+ off_t reg, u32 value)
+{
+ iowrite32(value, lp->dma_regs + reg);
+}
+
+#if defined(CONFIG_64BIT) && defined(iowrite64)
+/**
+ * axienet_dma_out64 - Memory mapped Axi DMA register write.
+ * @lp: Pointer to axienet local structure
+ * @reg: Address offset from the base address of the Axi DMA core
+ * @value: Value to be written into the Axi DMA register
+ *
+ * This function writes the desired value into the corresponding Axi DMA
+ * register.
+ */
+static inline void axienet_dma_out64(struct axienet_local *lp,
+ off_t reg, u64 value)
+{
+ iowrite64(value, lp->dma_regs + reg);
+}
+
+static inline void axienet_dma_out_addr(struct axienet_local *lp, off_t reg,
+ dma_addr_t addr)
+{
+ if (lp->features & XAE_FEATURE_DMA_64BIT)
+ axienet_dma_out64(lp, reg, addr);
+ else
+ axienet_dma_out32(lp, reg, lower_32_bits(addr));
+}
+
+#else /* CONFIG_64BIT */
+
+static inline void axienet_dma_out_addr(struct axienet_local *lp, off_t reg,
+ dma_addr_t addr)
+{
+ axienet_dma_out32(lp, reg, lower_32_bits(addr));
+}
+
+#endif /* CONFIG_64BIT */
+
/* Function prototypes visible in xilinx_axienet_mdio.c for other files */
int axienet_mdio_enable(struct axienet_local *lp);
void axienet_mdio_disable(struct axienet_local *lp);
diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
index 93c9f305bba4..1760930ec0c4 100644
--- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
+++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
@@ -133,30 +133,6 @@ static inline u32 axienet_dma_in32(struct axienet_local *lp, off_t reg)
return ioread32(lp->dma_regs + reg);
}
-/**
- * axienet_dma_out32 - Memory mapped Axi DMA register write.
- * @lp: Pointer to axienet local structure
- * @reg: Address offset from the base address of the Axi DMA core
- * @value: Value to be written into the Axi DMA register
- *
- * This function writes the desired value into the corresponding Axi DMA
- * register.
- */
-static inline void axienet_dma_out32(struct axienet_local *lp,
- off_t reg, u32 value)
-{
- iowrite32(value, lp->dma_regs + reg);
-}
-
-static void axienet_dma_out_addr(struct axienet_local *lp, off_t reg,
- dma_addr_t addr)
-{
- axienet_dma_out32(lp, reg, lower_32_bits(addr));
-
- if (lp->features & XAE_FEATURE_DMA_64BIT)
- axienet_dma_out32(lp, reg + 4, upper_32_bits(addr));
-}
-
static void desc_set_phys_addr(struct axienet_local *lp, dma_addr_t addr,
struct axidma_bd *desc)
{
@@ -2061,6 +2037,11 @@ static int axienet_probe(struct platform_device *pdev)
iowrite32(0x0, desc);
}
}
+ if (!IS_ENABLED(CONFIG_64BIT) && lp->features & XAE_FEATURE_DMA_64BIT) {
+ dev_err(&pdev->dev, "64-bit addressable DMA is not compatible with 32-bit archecture\n");
+ ret = -EINVAL;
+ goto cleanup_clk;
+ }
ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(addr_width));
if (ret) {
diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c
index 45c3c4a1101b..9fb567524220 100644
--- a/drivers/net/hamradio/6pack.c
+++ b/drivers/net/hamradio/6pack.c
@@ -99,6 +99,7 @@ struct sixpack {
unsigned int rx_count;
unsigned int rx_count_cooked;
+ spinlock_t rxlock;
int mtu; /* Our mtu (to spot changes!) */
int buffsize; /* Max buffers sizes */
@@ -565,6 +566,7 @@ static int sixpack_open(struct tty_struct *tty)
sp->dev = dev;
spin_lock_init(&sp->lock);
+ spin_lock_init(&sp->rxlock);
refcount_set(&sp->refcnt, 1);
init_completion(&sp->dead);
@@ -913,6 +915,7 @@ static void decode_std_command(struct sixpack *sp, unsigned char cmd)
sp->led_state = 0x60;
/* fill trailing bytes with zeroes */
sp->tty->ops->write(sp->tty, &sp->led_state, 1);
+ spin_lock_bh(&sp->rxlock);
rest = sp->rx_count;
if (rest != 0)
for (i = rest; i <= 3; i++)
@@ -930,6 +933,7 @@ static void decode_std_command(struct sixpack *sp, unsigned char cmd)
sp_bump(sp, 0);
}
sp->rx_count_cooked = 0;
+ spin_unlock_bh(&sp->rxlock);
}
break;
case SIXP_TX_URUN: printk(KERN_DEBUG "6pack: TX underrun\n");
@@ -959,8 +963,11 @@ sixpack_decode(struct sixpack *sp, const unsigned char *pre_rbuff, int count)
decode_prio_command(sp, inbyte);
else if ((inbyte & SIXP_STD_CMD_MASK) != 0)
decode_std_command(sp, inbyte);
- else if ((sp->status & SIXP_RX_DCD_MASK) == SIXP_RX_DCD_MASK)
+ else if ((sp->status & SIXP_RX_DCD_MASK) == SIXP_RX_DCD_MASK) {
+ spin_lock_bh(&sp->rxlock);
decode_data(sp, inbyte);
+ spin_unlock_bh(&sp->rxlock);
+ }
}
}
diff --git a/drivers/net/phy/aquantia_main.c b/drivers/net/phy/aquantia_main.c
index a8db1a19011b..c7047f5d7a9b 100644
--- a/drivers/net/phy/aquantia_main.c
+++ b/drivers/net/phy/aquantia_main.c
@@ -34,6 +34,8 @@
#define MDIO_AN_VEND_PROV 0xc400
#define MDIO_AN_VEND_PROV_1000BASET_FULL BIT(15)
#define MDIO_AN_VEND_PROV_1000BASET_HALF BIT(14)
+#define MDIO_AN_VEND_PROV_5000BASET_FULL BIT(11)
+#define MDIO_AN_VEND_PROV_2500BASET_FULL BIT(10)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_EN BIT(4)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_MASK GENMASK(3, 0)
#define MDIO_AN_VEND_PROV_DOWNSHIFT_DFLT 4
@@ -231,9 +233,20 @@ static int aqr_config_aneg(struct phy_device *phydev)
phydev->advertising))
reg |= MDIO_AN_VEND_PROV_1000BASET_HALF;
+ /* Handle the case when the 2.5G and 5G speeds are not advertised */
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_2500baseT_Full_BIT,
+ phydev->advertising))
+ reg |= MDIO_AN_VEND_PROV_2500BASET_FULL;
+
+ if (linkmode_test_bit(ETHTOOL_LINK_MODE_5000baseT_Full_BIT,
+ phydev->advertising))
+ reg |= MDIO_AN_VEND_PROV_5000BASET_FULL;
+
ret = phy_modify_mmd_changed(phydev, MDIO_MMD_AN, MDIO_AN_VEND_PROV,
MDIO_AN_VEND_PROV_1000BASET_HALF |
- MDIO_AN_VEND_PROV_1000BASET_FULL, reg);
+ MDIO_AN_VEND_PROV_1000BASET_FULL |
+ MDIO_AN_VEND_PROV_2500BASET_FULL |
+ MDIO_AN_VEND_PROV_5000BASET_FULL, reg);
if (ret < 0)
return ret;
if (ret > 0)
diff --git a/drivers/net/phy/at803x.c b/drivers/net/phy/at803x.c
index 6a467e7817a6..59fe356942b5 100644
--- a/drivers/net/phy/at803x.c
+++ b/drivers/net/phy/at803x.c
@@ -2072,6 +2072,8 @@ static struct phy_driver at803x_driver[] = {
/* ATHEROS AR9331 */
PHY_ID_MATCH_EXACT(ATH9331_PHY_ID),
.name = "Qualcomm Atheros AR9331 built-in PHY",
+ .probe = at803x_probe,
+ .remove = at803x_remove,
.suspend = at803x_suspend,
.resume = at803x_resume,
.flags = PHY_POLL_CABLE_TEST,
@@ -2087,6 +2089,8 @@ static struct phy_driver at803x_driver[] = {
/* Qualcomm Atheros QCA9561 */
PHY_ID_MATCH_EXACT(QCA9561_PHY_ID),
.name = "Qualcomm Atheros QCA9561 built-in PHY",
+ .probe = at803x_probe,
+ .remove = at803x_remove,
.suspend = at803x_suspend,
.resume = at803x_resume,
.flags = PHY_POLL_CABLE_TEST,
@@ -2151,6 +2155,8 @@ static struct phy_driver at803x_driver[] = {
PHY_ID_MATCH_EXACT(QCA8081_PHY_ID),
.name = "Qualcomm QCA8081",
.flags = PHY_POLL_CABLE_TEST,
+ .probe = at803x_probe,
+ .remove = at803x_remove,
.config_intr = at803x_config_intr,
.handle_interrupt = at803x_handle_interrupt,
.get_tunable = at803x_get_tunable,
diff --git a/drivers/net/phy/smsc.c b/drivers/net/phy/smsc.c
index 1b54684b68a0..96d3c40932d8 100644
--- a/drivers/net/phy/smsc.c
+++ b/drivers/net/phy/smsc.c
@@ -110,7 +110,7 @@ static int smsc_phy_config_init(struct phy_device *phydev)
struct smsc_phy_priv *priv = phydev->priv;
int rc;
- if (!priv->energy_enable)
+ if (!priv->energy_enable || phydev->irq != PHY_POLL)
return 0;
rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
@@ -210,6 +210,8 @@ static int lan95xx_config_aneg_ext(struct phy_device *phydev)
* response on link pulses to detect presence of plugged Ethernet cable.
* The Energy Detect Power-Down mode is enabled again in the end of procedure to
* save approximately 220 mW of power if cable is unplugged.
+ * The workaround is only applicable to poll mode. Energy Detect Power-Down may
+ * not be used in interrupt mode lest link change detection becomes unreliable.
*/
static int lan87xx_read_status(struct phy_device *phydev)
{
@@ -217,7 +219,7 @@ static int lan87xx_read_status(struct phy_device *phydev)
int err = genphy_read_status(phydev);
- if (!phydev->link && priv->energy_enable) {
+ if (!phydev->link && priv->energy_enable && phydev->irq == PHY_POLL) {
/* Disable EDPD to wake up PHY */
int rc = phy_read(phydev, MII_LAN83C185_CTRL_STATUS);
if (rc < 0)
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 7a8c11a26eb5..4704ed6f00ef 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -1750,7 +1750,7 @@ static const struct driver_info ax88179_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1763,7 +1763,7 @@ static const struct driver_info ax88178a_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1776,7 +1776,7 @@ static const struct driver_info cypress_GX3_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1789,7 +1789,7 @@ static const struct driver_info dlink_dub1312_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1802,7 +1802,7 @@ static const struct driver_info sitecom_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1815,7 +1815,7 @@ static const struct driver_info samsung_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1828,7 +1828,7 @@ static const struct driver_info lenovo_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1841,7 +1841,7 @@ static const struct driver_info belkin_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1854,7 +1854,7 @@ static const struct driver_info toshiba_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1867,7 +1867,7 @@ static const struct driver_info mct_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1880,7 +1880,7 @@ static const struct driver_info at_umc2000_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1893,7 +1893,7 @@ static const struct driver_info at_umc200_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
@@ -1906,7 +1906,7 @@ static const struct driver_info at_umc2000sp_info = {
.link_reset = ax88179_link_reset,
.reset = ax88179_reset,
.stop = ax88179_stop,
- .flags = FLAG_ETHER | FLAG_FRAMING_AX,
+ .flags = FLAG_ETHER | FLAG_FRAMING_AX | FLAG_SEND_ZLP,
.rx_fixup = ax88179_rx_fixup,
.tx_fixup = ax88179_tx_fixup,
};
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 466da01ba2e3..2cb833b3006a 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -312,6 +312,7 @@ static bool veth_skb_is_eligible_for_gro(const struct net_device *dev,
static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct veth_priv *rcv_priv, *priv = netdev_priv(dev);
+ struct netdev_queue *queue = NULL;
struct veth_rq *rq = NULL;
struct net_device *rcv;
int length = skb->len;
@@ -329,6 +330,7 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
rxq = skb_get_queue_mapping(skb);
if (rxq < rcv->real_num_rx_queues) {
rq = &rcv_priv->rq[rxq];
+ queue = netdev_get_tx_queue(dev, rxq);
/* The napi pointer is available when an XDP program is
* attached or when GRO is enabled
@@ -340,6 +342,8 @@ static netdev_tx_t veth_xmit(struct sk_buff *skb, struct net_device *dev)
skb_tx_timestamp(skb);
if (likely(veth_forward_skb(rcv, skb, rq, use_napi) == NET_RX_SUCCESS)) {
+ if (queue)
+ txq_trans_cond_update(queue);
if (!use_napi)
dev_lstats_add(dev, length);
} else {
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index db05b5e930be..969a67970e71 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2768,7 +2768,6 @@ static const struct ethtool_ops virtnet_ethtool_ops = {
static void virtnet_freeze_down(struct virtio_device *vdev)
{
struct virtnet_info *vi = vdev->priv;
- int i;
/* Make sure no work handler is accessing the device */
flush_work(&vi->config_work);
@@ -2776,14 +2775,8 @@ static void virtnet_freeze_down(struct virtio_device *vdev)
netif_tx_lock_bh(vi->dev);
netif_device_detach(vi->dev);
netif_tx_unlock_bh(vi->dev);
- cancel_delayed_work_sync(&vi->refill);
-
- if (netif_running(vi->dev)) {
- for (i = 0; i < vi->max_queue_pairs; i++) {
- napi_disable(&vi->rq[i].napi);
- virtnet_napi_tx_disable(&vi->sq[i].napi);
- }
- }
+ if (netif_running(vi->dev))
+ virtnet_close(vi->dev);
}
static int init_vqs(struct virtnet_info *vi);
@@ -2791,7 +2784,7 @@ static int init_vqs(struct virtnet_info *vi);
static int virtnet_restore_up(struct virtio_device *vdev)
{
struct virtnet_info *vi = vdev->priv;
- int err, i;
+ int err;
err = init_vqs(vi);
if (err)
@@ -2800,15 +2793,9 @@ static int virtnet_restore_up(struct virtio_device *vdev)
virtio_device_ready(vdev);
if (netif_running(vi->dev)) {
- for (i = 0; i < vi->curr_queue_pairs; i++)
- if (!try_fill_recv(vi, &vi->rq[i], GFP_KERNEL))
- schedule_delayed_work(&vi->refill, 0);
-
- for (i = 0; i < vi->max_queue_pairs; i++) {
- virtnet_napi_enable(vi->rq[i].vq, &vi->rq[i].napi);
- virtnet_napi_tx_enable(vi, vi->sq[i].vq,
- &vi->sq[i].napi);
- }
+ err = virtnet_open(vi->dev);
+ if (err)
+ return err;
}
netif_tx_lock_bh(vi->dev);
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 24165daee3c8..b3d9c29aba1e 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -2546,6 +2546,20 @@ static const struct nvme_core_quirk_entry core_quirks[] = {
.vid = 0x1e0f,
.mn = "KCD6XVUL6T40",
.quirks = NVME_QUIRK_NO_APST,
+ },
+ {
+ /*
+ * The external Samsung X5 SSD fails initialization without a
+ * delay before checking if it is ready and has a whole set of
+ * other problems. To make this even more interesting, it
+ * shares the PCI ID with internal Samsung 970 Evo Plus that
+ * does not need or want these quirks.
+ */
+ .vid = 0x144d,
+ .mn = "Samsung Portable SSD X5",
+ .quirks = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
+ NVME_QUIRK_NO_DEEPEST_PS |
+ NVME_QUIRK_IGNORE_DEV_SUBNQN,
}
};
@@ -3285,8 +3299,8 @@ static ssize_t uuid_show(struct device *dev, struct device_attribute *attr,
* we have no UUID set
*/
if (uuid_is_null(&ids->uuid)) {
- printk_ratelimited(KERN_WARNING
- "No UUID available providing old NGUID\n");
+ dev_warn_ratelimited(dev,
+ "No UUID available providing old NGUID\n");
return sysfs_emit(buf, "%pU\n", ids->nguid);
}
return sysfs_emit(buf, "%pU\n", &ids->uuid);
@@ -3863,6 +3877,7 @@ static int nvme_init_ns_head(struct nvme_ns *ns, unsigned nsid,
if (ret) {
dev_err(ctrl->device,
"globally duplicate IDs for nsid %d\n", nsid);
+ nvme_print_device_info(ctrl);
return ret;
}
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 9b72b6ecf33c..0da94b233fed 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -503,6 +503,7 @@ struct nvme_ctrl_ops {
void (*submit_async_event)(struct nvme_ctrl *ctrl);
void (*delete_ctrl)(struct nvme_ctrl *ctrl);
int (*get_address)(struct nvme_ctrl *ctrl, char *buf, int size);
+ void (*print_device_info)(struct nvme_ctrl *ctrl);
};
/*
@@ -548,6 +549,33 @@ static inline struct request *nvme_cid_to_rq(struct blk_mq_tags *tags,
return blk_mq_tag_to_rq(tags, nvme_tag_from_cid(command_id));
}
+/*
+ * Return the length of the string without the space padding
+ */
+static inline int nvme_strlen(char *s, int len)
+{
+ while (s[len - 1] == ' ')
+ len--;
+ return len;
+}
+
+static inline void nvme_print_device_info(struct nvme_ctrl *ctrl)
+{
+ struct nvme_subsystem *subsys = ctrl->subsys;
+
+ if (ctrl->ops->print_device_info) {
+ ctrl->ops->print_device_info(ctrl);
+ return;
+ }
+
+ dev_err(ctrl->device,
+ "VID:%04x model:%.*s firmware:%.*s\n", subsys->vendor_id,
+ nvme_strlen(subsys->model, sizeof(subsys->model)),
+ subsys->model, nvme_strlen(subsys->firmware_rev,
+ sizeof(subsys->firmware_rev)),
+ subsys->firmware_rev);
+}
+
#ifdef CONFIG_FAULT_INJECTION_DEBUG_FS
void nvme_fault_inject_init(struct nvme_fault_inject *fault_inj,
const char *dev_name);
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 48f4f6eb877b..d7b24ee17285 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1334,6 +1334,14 @@ static void nvme_warn_reset(struct nvme_dev *dev, u32 csts)
dev_warn(dev->ctrl.device,
"controller is down; will reset: CSTS=0x%x, PCI_STATUS read failed (%d)\n",
csts, result);
+
+ if (csts != ~0)
+ return;
+
+ dev_warn(dev->ctrl.device,
+ "Does your device have a faulty power saving mode enabled?\n");
+ dev_warn(dev->ctrl.device,
+ "Try \"nvme_core.default_ps_max_latency_us=0 pcie_aspm=off\" and report a bug\n");
}
static enum blk_eh_timer_return nvme_timeout(struct request *req, bool reserved)
@@ -2976,6 +2984,21 @@ static int nvme_pci_get_address(struct nvme_ctrl *ctrl, char *buf, int size)
return snprintf(buf, size, "%s\n", dev_name(&pdev->dev));
}
+
+static void nvme_pci_print_device_info(struct nvme_ctrl *ctrl)
+{
+ struct pci_dev *pdev = to_pci_dev(to_nvme_dev(ctrl)->dev);
+ struct nvme_subsystem *subsys = ctrl->subsys;
+
+ dev_err(ctrl->device,
+ "VID:DID %04x:%04x model:%.*s firmware:%.*s\n",
+ pdev->vendor, pdev->device,
+ nvme_strlen(subsys->model, sizeof(subsys->model)),
+ subsys->model, nvme_strlen(subsys->firmware_rev,
+ sizeof(subsys->firmware_rev)),
+ subsys->firmware_rev);
+}
+
static const struct nvme_ctrl_ops nvme_pci_ctrl_ops = {
.name = "pcie",
.module = THIS_MODULE,
@@ -2987,6 +3010,7 @@ static const struct nvme_ctrl_ops nvme_pci_ctrl_ops = {
.free_ctrl = nvme_pci_free_ctrl,
.submit_async_event = nvme_pci_submit_async_event,
.get_address = nvme_pci_get_address,
+ .print_device_info = nvme_pci_print_device_info,
};
static int nvme_dev_map(struct nvme_dev *dev)
@@ -3421,7 +3445,8 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_VDEVICE(REDHAT, 0x0010), /* Qemu emulated controller */
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x126f, 0x2263), /* Silicon Motion unidentified */
- .driver_data = NVME_QUIRK_NO_NS_DESC_LIST, },
+ .driver_data = NVME_QUIRK_NO_NS_DESC_LIST |
+ NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1bb1, 0x0100), /* Seagate Nytro Flash Storage */
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
NVME_QUIRK_NO_NS_DESC_LIST, },
@@ -3437,6 +3462,8 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY |
NVME_QUIRK_DISABLE_WRITE_ZEROES|
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
+ { PCI_DEVICE(0x1987, 0x5012), /* Phison E12 */
+ .driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1987, 0x5016), /* Phison E16 */
.driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE(0x1b4b, 0x1092), /* Lexar 256 GB SSD */
@@ -3447,12 +3474,24 @@ static const struct pci_device_id nvme_id_table[] = {
{ PCI_DEVICE(0x1cc1, 0x8201), /* ADATA SX8200PNP 512GB */
.driver_data = NVME_QUIRK_NO_DEEPEST_PS |
NVME_QUIRK_IGNORE_DEV_SUBNQN, },
+ { PCI_DEVICE(0x1344, 0x5407), /* Micron Technology Inc NVMe SSD */
+ .driver_data = NVME_QUIRK_IGNORE_DEV_SUBNQN },
{ PCI_DEVICE(0x1c5c, 0x1504), /* SK Hynix PC400 */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+ { PCI_DEVICE(0x1c5c, 0x174a), /* SK Hynix P31 SSD */
+ .driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x15b7, 0x2001), /* Sandisk Skyhawk */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x1d97, 0x2263), /* SPCC */
.driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+ { PCI_DEVICE(0x144d, 0xa80b), /* Samsung PM9B1 256G and 512G */
+ .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+ { PCI_DEVICE(0x144d, 0xa809), /* Samsung MZALQ256HBJD 256G */
+ .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+ { PCI_DEVICE(0x1cc4, 0x6303), /* UMIS RPJTJ512MGE1QDY 512G */
+ .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
+ { PCI_DEVICE(0x1cc4, 0x6302), /* UMIS RPJTJ256MGE1QDY 256G */
+ .driver_data = NVME_QUIRK_DISABLE_WRITE_ZEROES, },
{ PCI_DEVICE(0x2646, 0x2262), /* KINGSTON SKC2000 NVMe SSD */
.driver_data = NVME_QUIRK_NO_DEEPEST_PS, },
{ PCI_DEVICE(0x2646, 0x2263), /* KINGSTON A2000 NVMe SSD */
@@ -3463,6 +3502,10 @@ static const struct pci_device_id nvme_id_table[] = {
.driver_data = NVME_QUIRK_BOGUS_NID, },
{ PCI_DEVICE(0x1e4B, 0x1202), /* MAXIO MAP1202 */
.driver_data = NVME_QUIRK_BOGUS_NID, },
+ { PCI_DEVICE(0x1cc1, 0x5350), /* ADATA XPG GAMMIX S50 */
+ .driver_data = NVME_QUIRK_BOGUS_NID, },
+ { PCI_DEVICE(0x1e49, 0x0041), /* ZHITAI TiPro7000 NVMe SSD */
+ .driver_data = NVME_QUIRK_NO_DEEPEST_PS, },
{ PCI_DEVICE(PCI_VENDOR_ID_AMAZON, 0x0061),
.driver_data = NVME_QUIRK_DMA_ADDRESS_BITS_48, },
{ PCI_DEVICE(PCI_VENDOR_ID_AMAZON, 0x0065),
@@ -3483,10 +3526,6 @@ static const struct pci_device_id nvme_id_table[] = {
NVME_QUIRK_128_BYTES_SQES |
NVME_QUIRK_SHARED_TAGS |
NVME_QUIRK_SKIP_CID_GEN },
- { PCI_DEVICE(0x144d, 0xa808), /* Samsung X5 */
- .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY|
- NVME_QUIRK_NO_DEEPEST_PS |
- NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ 0, }
};
diff --git a/drivers/regulator/qcom_smd-regulator.c b/drivers/regulator/qcom_smd-regulator.c
index 7dff94a2eb7e..ef6e47d025ca 100644
--- a/drivers/regulator/qcom_smd-regulator.c
+++ b/drivers/regulator/qcom_smd-regulator.c
@@ -723,19 +723,19 @@ static const struct regulator_desc pms405_pldo600 = {
static const struct regulator_desc mp5496_smpa2 = {
.linear_ranges = (struct linear_range[]) {
- REGULATOR_LINEAR_RANGE(725000, 0, 27, 12500),
+ REGULATOR_LINEAR_RANGE(600000, 0, 127, 12500),
},
.n_linear_ranges = 1,
- .n_voltages = 28,
+ .n_voltages = 128,
.ops = &rpm_mp5496_ops,
};
static const struct regulator_desc mp5496_ldoa2 = {
.linear_ranges = (struct linear_range[]) {
- REGULATOR_LINEAR_RANGE(1800000, 0, 60, 25000),
+ REGULATOR_LINEAR_RANGE(800000, 0, 127, 25000),
},
.n_linear_ranges = 1,
- .n_voltages = 61,
+ .n_voltages = 128,
.ops = &rpm_mp5496_ops,
};
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index d0eab5700dc5..00684e11976b 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -160,8 +160,8 @@ static void ibmvfc_npiv_logout(struct ibmvfc_host *);
static void ibmvfc_tgt_implicit_logout_and_del(struct ibmvfc_target *);
static void ibmvfc_tgt_move_login(struct ibmvfc_target *);
-static void ibmvfc_release_sub_crqs(struct ibmvfc_host *);
-static void ibmvfc_init_sub_crqs(struct ibmvfc_host *);
+static void ibmvfc_dereg_sub_crqs(struct ibmvfc_host *);
+static void ibmvfc_reg_sub_crqs(struct ibmvfc_host *);
static const char *unknown_error = "unknown error";
@@ -917,7 +917,7 @@ static int ibmvfc_reenable_crq_queue(struct ibmvfc_host *vhost)
struct vio_dev *vdev = to_vio_dev(vhost->dev);
unsigned long flags;
- ibmvfc_release_sub_crqs(vhost);
+ ibmvfc_dereg_sub_crqs(vhost);
/* Re-enable the CRQ */
do {
@@ -936,7 +936,7 @@ static int ibmvfc_reenable_crq_queue(struct ibmvfc_host *vhost)
spin_unlock(vhost->crq.q_lock);
spin_unlock_irqrestore(vhost->host->host_lock, flags);
- ibmvfc_init_sub_crqs(vhost);
+ ibmvfc_reg_sub_crqs(vhost);
return rc;
}
@@ -955,7 +955,7 @@ static int ibmvfc_reset_crq(struct ibmvfc_host *vhost)
struct vio_dev *vdev = to_vio_dev(vhost->dev);
struct ibmvfc_queue *crq = &vhost->crq;
- ibmvfc_release_sub_crqs(vhost);
+ ibmvfc_dereg_sub_crqs(vhost);
/* Close the CRQ */
do {
@@ -988,7 +988,7 @@ static int ibmvfc_reset_crq(struct ibmvfc_host *vhost)
spin_unlock(vhost->crq.q_lock);
spin_unlock_irqrestore(vhost->host->host_lock, flags);
- ibmvfc_init_sub_crqs(vhost);
+ ibmvfc_reg_sub_crqs(vhost);
return rc;
}
@@ -5682,6 +5682,8 @@ static int ibmvfc_alloc_queue(struct ibmvfc_host *vhost,
queue->cur = 0;
queue->fmt = fmt;
queue->size = PAGE_SIZE / fmt_size;
+
+ queue->vhost = vhost;
return 0;
}
@@ -5757,9 +5759,6 @@ static int ibmvfc_register_scsi_channel(struct ibmvfc_host *vhost,
ENTER;
- if (ibmvfc_alloc_queue(vhost, scrq, IBMVFC_SUB_CRQ_FMT))
- return -ENOMEM;
-
rc = h_reg_sub_crq(vdev->unit_address, scrq->msg_token, PAGE_SIZE,
&scrq->cookie, &scrq->hw_irq);
@@ -5790,7 +5789,6 @@ static int ibmvfc_register_scsi_channel(struct ibmvfc_host *vhost,
}
scrq->hwq_id = index;
- scrq->vhost = vhost;
LEAVE;
return 0;
@@ -5800,7 +5798,6 @@ irq_failed:
rc = plpar_hcall_norets(H_FREE_SUB_CRQ, vdev->unit_address, scrq->cookie);
} while (rtas_busy_delay(rc));
reg_failed:
- ibmvfc_free_queue(vhost, scrq);
LEAVE;
return rc;
}
@@ -5826,12 +5823,50 @@ static void ibmvfc_deregister_scsi_channel(struct ibmvfc_host *vhost, int index)
if (rc)
dev_err(dev, "Failed to free sub-crq[%d]: rc=%ld\n", index, rc);
- ibmvfc_free_queue(vhost, scrq);
+ /* Clean out the queue */
+ memset(scrq->msgs.crq, 0, PAGE_SIZE);
+ scrq->cur = 0;
+
+ LEAVE;
+}
+
+static void ibmvfc_reg_sub_crqs(struct ibmvfc_host *vhost)
+{
+ int i, j;
+
+ ENTER;
+ if (!vhost->mq_enabled || !vhost->scsi_scrqs.scrqs)
+ return;
+
+ for (i = 0; i < nr_scsi_hw_queues; i++) {
+ if (ibmvfc_register_scsi_channel(vhost, i)) {
+ for (j = i; j > 0; j--)
+ ibmvfc_deregister_scsi_channel(vhost, j - 1);
+ vhost->do_enquiry = 0;
+ return;
+ }
+ }
+
+ LEAVE;
+}
+
+static void ibmvfc_dereg_sub_crqs(struct ibmvfc_host *vhost)
+{
+ int i;
+
+ ENTER;
+ if (!vhost->mq_enabled || !vhost->scsi_scrqs.scrqs)
+ return;
+
+ for (i = 0; i < nr_scsi_hw_queues; i++)
+ ibmvfc_deregister_scsi_channel(vhost, i);
+
LEAVE;
}
static void ibmvfc_init_sub_crqs(struct ibmvfc_host *vhost)
{
+ struct ibmvfc_queue *scrq;
int i, j;
ENTER;
@@ -5847,30 +5882,41 @@ static void ibmvfc_init_sub_crqs(struct ibmvfc_host *vhost)
}
for (i = 0; i < nr_scsi_hw_queues; i++) {
- if (ibmvfc_register_scsi_channel(vhost, i)) {
- for (j = i; j > 0; j--)
- ibmvfc_deregister_scsi_channel(vhost, j - 1);
+ scrq = &vhost->scsi_scrqs.scrqs[i];
+ if (ibmvfc_alloc_queue(vhost, scrq, IBMVFC_SUB_CRQ_FMT)) {
+ for (j = i; j > 0; j--) {
+ scrq = &vhost->scsi_scrqs.scrqs[j - 1];
+ ibmvfc_free_queue(vhost, scrq);
+ }
kfree(vhost->scsi_scrqs.scrqs);
vhost->scsi_scrqs.scrqs = NULL;
vhost->scsi_scrqs.active_queues = 0;
vhost->do_enquiry = 0;
- break;
+ vhost->mq_enabled = 0;
+ return;
}
}
+ ibmvfc_reg_sub_crqs(vhost);
+
LEAVE;
}
static void ibmvfc_release_sub_crqs(struct ibmvfc_host *vhost)
{
+ struct ibmvfc_queue *scrq;
int i;
ENTER;
if (!vhost->scsi_scrqs.scrqs)
return;
- for (i = 0; i < nr_scsi_hw_queues; i++)
- ibmvfc_deregister_scsi_channel(vhost, i);
+ ibmvfc_dereg_sub_crqs(vhost);
+
+ for (i = 0; i < nr_scsi_hw_queues; i++) {
+ scrq = &vhost->scsi_scrqs.scrqs[i];
+ ibmvfc_free_queue(vhost, scrq);
+ }
kfree(vhost->scsi_scrqs.scrqs);
vhost->scsi_scrqs.scrqs = NULL;
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 3718406e0988..c39a245f43d0 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -789,6 +789,7 @@ struct ibmvfc_queue {
spinlock_t _lock;
spinlock_t *q_lock;
+ struct ibmvfc_host *vhost;
struct ibmvfc_event_pool evt_pool;
struct list_head sent;
struct list_head free;
@@ -797,7 +798,6 @@ struct ibmvfc_queue {
union ibmvfc_iu cancel_rsp;
/* Sub-CRQ fields */
- struct ibmvfc_host *vhost;
unsigned long cookie;
unsigned long vios_cookie;
unsigned long hw_irq;
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 1f423f723d06..b8a76b89f85a 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -2826,6 +2826,24 @@ static void zbc_open_zone(struct sdebug_dev_info *devip,
}
}
+static inline void zbc_set_zone_full(struct sdebug_dev_info *devip,
+ struct sdeb_zone_state *zsp)
+{
+ switch (zsp->z_cond) {
+ case ZC2_IMPLICIT_OPEN:
+ devip->nr_imp_open--;
+ break;
+ case ZC3_EXPLICIT_OPEN:
+ devip->nr_exp_open--;
+ break;
+ default:
+ WARN_ONCE(true, "Invalid zone %llu condition %x\n",
+ zsp->z_start, zsp->z_cond);
+ break;
+ }
+ zsp->z_cond = ZC5_FULL;
+}
+
static void zbc_inc_wp(struct sdebug_dev_info *devip,
unsigned long long lba, unsigned int num)
{
@@ -2838,7 +2856,7 @@ static void zbc_inc_wp(struct sdebug_dev_info *devip,
if (zsp->z_type == ZBC_ZTYPE_SWR) {
zsp->z_wp += num;
if (zsp->z_wp >= zend)
- zsp->z_cond = ZC5_FULL;
+ zbc_set_zone_full(devip, zsp);
return;
}
@@ -2857,7 +2875,7 @@ static void zbc_inc_wp(struct sdebug_dev_info *devip,
n = num;
}
if (zsp->z_wp >= zend)
- zsp->z_cond = ZC5_FULL;
+ zbc_set_zone_full(devip, zsp);
num -= n;
lba += n;
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 2c0dd64159b0..5d21f07456c6 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -212,7 +212,12 @@ iscsi_create_endpoint(int dd_size)
return NULL;
mutex_lock(&iscsi_ep_idr_mutex);
- id = idr_alloc(&iscsi_ep_idr, ep, 0, -1, GFP_NOIO);
+
+ /*
+ * First endpoint id should be 1 to comply with user space
+ * applications (iscsid).
+ */
+ id = idr_alloc(&iscsi_ep_idr, ep, 1, -1, GFP_NOIO);
if (id < 0) {
mutex_unlock(&iscsi_ep_idr_mutex);
printk(KERN_ERR "Could not allocate endpoint ID. Error %d.\n",
diff --git a/drivers/scsi/storvsc_drv.c b/drivers/scsi/storvsc_drv.c
index ca3530982e52..fe000da11332 100644
--- a/drivers/scsi/storvsc_drv.c
+++ b/drivers/scsi/storvsc_drv.c
@@ -1844,7 +1844,7 @@ static struct scsi_host_template scsi_driver = {
.cmd_per_lun = 2048,
.this_id = -1,
/* Ensure there are no gaps in presented sgls */
- .virt_boundary_mask = PAGE_SIZE-1,
+ .virt_boundary_mask = HV_HYP_PAGE_SIZE - 1,
.no_write_same = 1,
.track_queue_depth = 1,
.change_queue_depth = storvsc_change_queue_depth,
@@ -1895,6 +1895,7 @@ static int storvsc_probe(struct hv_device *device,
int target = 0;
struct storvsc_device *stor_device;
int max_sub_channels = 0;
+ u32 max_xfer_bytes;
/*
* We support sub-channels for storage on SCSI and FC controllers.
@@ -1968,12 +1969,28 @@ static int storvsc_probe(struct hv_device *device,
}
/* max cmd length */
host->max_cmd_len = STORVSC_MAX_CMD_LEN;
-
/*
- * set the table size based on the info we got
- * from the host.
+ * Any reasonable Hyper-V configuration should provide
+ * max_transfer_bytes value aligning to HV_HYP_PAGE_SIZE,
+ * protecting it from any weird value.
+ */
+ max_xfer_bytes = round_down(stor_device->max_transfer_bytes, HV_HYP_PAGE_SIZE);
+ /* max_hw_sectors_kb */
+ host->max_sectors = max_xfer_bytes >> 9;
+ /*
+ * There are 2 requirements for Hyper-V storvsc sgl segments,
+ * based on which the below calculation for max segments is
+ * done:
+ *
+ * 1. Except for the first and last sgl segment, all sgl segments
+ * should be align to HV_HYP_PAGE_SIZE, that also means the
+ * maximum number of segments in a sgl can be calculated by
+ * dividing the total max transfer length by HV_HYP_PAGE_SIZE.
+ *
+ * 2. Except for the first and last, each entry in the SGL must
+ * have an offset that is a multiple of HV_HYP_PAGE_SIZE.
*/
- host->sg_tablesize = (stor_device->max_transfer_bytes >> PAGE_SHIFT);
+ host->sg_tablesize = (max_xfer_bytes >> HV_HYP_PAGE_SHIFT) + 1;
/*
* For non-IDE disks, the host supports multiple channels.
* Set the number of HW queues we are supporting.
diff --git a/drivers/soc/bcm/brcmstb/pm/pm-arm.c b/drivers/soc/bcm/brcmstb/pm/pm-arm.c
index 3cbb165d6e30..70ad0f3dce28 100644
--- a/drivers/soc/bcm/brcmstb/pm/pm-arm.c
+++ b/drivers/soc/bcm/brcmstb/pm/pm-arm.c
@@ -783,6 +783,7 @@ static int brcmstb_pm_probe(struct platform_device *pdev)
}
ret = brcmstb_init_sram(dn);
+ of_node_put(dn);
if (ret) {
pr_err("error setting up SRAM for PM\n");
return ret;
diff --git a/drivers/soc/imx/imx8m-blk-ctrl.c b/drivers/soc/imx/imx8m-blk-ctrl.c
index 7f49385ed2f8..7ebc28709e94 100644
--- a/drivers/soc/imx/imx8m-blk-ctrl.c
+++ b/drivers/soc/imx/imx8m-blk-ctrl.c
@@ -667,7 +667,7 @@ static const struct imx8m_blk_ctrl_domain_data imx8mp_media_blk_ctl_domain_data[
},
[IMX8MP_MEDIABLK_PD_LCDIF_2] = {
.name = "mediablk-lcdif-2",
- .clk_names = (const char *[]){ "disp1", "apb", "axi", },
+ .clk_names = (const char *[]){ "disp2", "apb", "axi", },
.num_clks = 3,
.gpc_name = "lcdif2",
.rst_mask = BIT(11) | BIT(12) | BIT(24),
diff --git a/drivers/spi/spi-cadence.c b/drivers/spi/spi-cadence.c
index a23d4f6329f5..31d778e9d255 100644
--- a/drivers/spi/spi-cadence.c
+++ b/drivers/spi/spi-cadence.c
@@ -69,6 +69,7 @@
#define CDNS_SPI_BAUD_DIV_SHIFT 3 /* Baud rate divisor shift in CR */
#define CDNS_SPI_SS_SHIFT 10 /* Slave Select field shift in CR */
#define CDNS_SPI_SS0 0x1 /* Slave Select zero */
+#define CDNS_SPI_NOSS 0x3C /* No Slave select */
/*
* SPI Interrupt Registers bit Masks
@@ -92,9 +93,6 @@
#define CDNS_SPI_ER_ENABLE 0x00000001 /* SPI Enable Bit Mask */
#define CDNS_SPI_ER_DISABLE 0x0 /* SPI Disable Bit Mask */
-/* SPI FIFO depth in bytes */
-#define CDNS_SPI_FIFO_DEPTH 128
-
/* Default number of chip select lines */
#define CDNS_SPI_DEFAULT_NUM_CS 4
@@ -110,6 +108,7 @@
* @rx_bytes: Number of bytes requested
* @dev_busy: Device busy flag
* @is_decoded_cs: Flag for decoder property set or not
+ * @tx_fifo_depth: Depth of the TX FIFO
*/
struct cdns_spi {
void __iomem *regs;
@@ -123,6 +122,7 @@ struct cdns_spi {
int rx_bytes;
u8 dev_busy;
u32 is_decoded_cs;
+ unsigned int tx_fifo_depth;
};
/* Macros for the SPI controller read/write */
@@ -304,7 +304,7 @@ static void cdns_spi_fill_tx_fifo(struct cdns_spi *xspi)
{
unsigned long trans_cnt = 0;
- while ((trans_cnt < CDNS_SPI_FIFO_DEPTH) &&
+ while ((trans_cnt < xspi->tx_fifo_depth) &&
(xspi->tx_bytes > 0)) {
/* When xspi in busy condition, bytes may send failed,
@@ -450,20 +450,43 @@ static int cdns_prepare_transfer_hardware(struct spi_master *master)
* @master: Pointer to the spi_master structure which provides
* information about the controller.
*
- * This function disables the SPI master controller.
+ * This function disables the SPI master controller when no slave selected.
*
* Return: 0 always
*/
static int cdns_unprepare_transfer_hardware(struct spi_master *master)
{
struct cdns_spi *xspi = spi_master_get_devdata(master);
+ u32 ctrl_reg;
- cdns_spi_write(xspi, CDNS_SPI_ER, CDNS_SPI_ER_DISABLE);
+ /* Disable the SPI if slave is deselected */
+ ctrl_reg = cdns_spi_read(xspi, CDNS_SPI_CR);
+ ctrl_reg = (ctrl_reg & CDNS_SPI_CR_SSCTRL) >> CDNS_SPI_SS_SHIFT;
+ if (ctrl_reg == CDNS_SPI_NOSS)
+ cdns_spi_write(xspi, CDNS_SPI_ER, CDNS_SPI_ER_DISABLE);
return 0;
}
/**
+ * cdns_spi_detect_fifo_depth - Detect the FIFO depth of the hardware
+ * @xspi: Pointer to the cdns_spi structure
+ *
+ * The depth of the TX FIFO is a synthesis configuration parameter of the SPI
+ * IP. The FIFO threshold register is sized so that its maximum value can be the
+ * FIFO size - 1. This is used to detect the size of the FIFO.
+ */
+static void cdns_spi_detect_fifo_depth(struct cdns_spi *xspi)
+{
+ /* The MSBs will get truncated giving us the size of the FIFO */
+ cdns_spi_write(xspi, CDNS_SPI_THLD, 0xffff);
+ xspi->tx_fifo_depth = cdns_spi_read(xspi, CDNS_SPI_THLD) + 1;
+
+ /* Reset to default */
+ cdns_spi_write(xspi, CDNS_SPI_THLD, 0x1);
+}
+
+/**
* cdns_spi_probe - Probe method for the SPI driver
* @pdev: Pointer to the platform_device structure
*
@@ -535,6 +558,8 @@ static int cdns_spi_probe(struct platform_device *pdev)
if (ret < 0)
xspi->is_decoded_cs = 0;
+ cdns_spi_detect_fifo_depth(xspi);
+
/* SPI controller initializations */
cdns_spi_init_hw(xspi);
diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
index e8de4f5017cd..0c79193d9697 100644
--- a/drivers/spi/spi-mem.c
+++ b/drivers/spi/spi-mem.c
@@ -808,7 +808,7 @@ int spi_mem_poll_status(struct spi_mem *mem,
op->data.dir != SPI_MEM_DATA_IN)
return -EINVAL;
- if (ctlr->mem_ops && ctlr->mem_ops->poll_status) {
+ if (ctlr->mem_ops && ctlr->mem_ops->poll_status && !mem->spi->cs_gpiod) {
ret = spi_mem_access_start(mem);
if (ret)
return ret;
diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index a08215eb9e14..79242dc5272d 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -381,15 +381,18 @@ static int rockchip_spi_prepare_irq(struct rockchip_spi *rs,
rs->tx_left = rs->tx ? xfer->len / rs->n_bytes : 0;
rs->rx_left = xfer->len / rs->n_bytes;
- if (rs->cs_inactive)
- writel_relaxed(INT_RF_FULL | INT_CS_INACTIVE, rs->regs + ROCKCHIP_SPI_IMR);
- else
- writel_relaxed(INT_RF_FULL, rs->regs + ROCKCHIP_SPI_IMR);
+ writel_relaxed(0xffffffff, rs->regs + ROCKCHIP_SPI_ICR);
+
spi_enable_chip(rs, true);
if (rs->tx_left)
rockchip_spi_pio_writer(rs);
+ if (rs->cs_inactive)
+ writel_relaxed(INT_RF_FULL | INT_CS_INACTIVE, rs->regs + ROCKCHIP_SPI_IMR);
+ else
+ writel_relaxed(INT_RF_FULL, rs->regs + ROCKCHIP_SPI_IMR);
+
/* 1 means the transfer is in progress */
return 1;
}
diff --git a/drivers/staging/olpc_dcon/Kconfig b/drivers/staging/olpc_dcon/Kconfig
index d1a0dea09ef0..d0ba34cc32f7 100644
--- a/drivers/staging/olpc_dcon/Kconfig
+++ b/drivers/staging/olpc_dcon/Kconfig
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
config FB_OLPC_DCON
tristate "One Laptop Per Child Display CONtroller support"
- depends on OLPC && FB
+ depends on OLPC && FB && BROKEN
depends on I2C
depends on GPIO_CS5535 && ACPI
select BACKLIGHT_CLASS_DEVICE
diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index 3d8e9dea7651..7135d89caac1 100644
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -178,8 +178,7 @@ s32 _rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
pxmitpriv->free_xmit_extbuf_cnt = num_xmit_extbuf;
- res = rtw_alloc_hwxmits(padapter);
- if (res) {
+ if (rtw_alloc_hwxmits(padapter)) {
res = _FAIL;
goto exit;
}
@@ -1483,19 +1482,10 @@ int rtw_alloc_hwxmits(struct adapter *padapter)
hwxmits = pxmitpriv->hwxmits;
- if (pxmitpriv->hwxmit_entry == 5) {
- hwxmits[0] .sta_queue = &pxmitpriv->bm_pending;
- hwxmits[1] .sta_queue = &pxmitpriv->vo_pending;
- hwxmits[2] .sta_queue = &pxmitpriv->vi_pending;
- hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
- hwxmits[4] .sta_queue = &pxmitpriv->be_pending;
- } else if (pxmitpriv->hwxmit_entry == 4) {
- hwxmits[0] .sta_queue = &pxmitpriv->vo_pending;
- hwxmits[1] .sta_queue = &pxmitpriv->vi_pending;
- hwxmits[2] .sta_queue = &pxmitpriv->be_pending;
- hwxmits[3] .sta_queue = &pxmitpriv->bk_pending;
- } else {
- }
+ hwxmits[0].sta_queue = &pxmitpriv->vo_pending;
+ hwxmits[1].sta_queue = &pxmitpriv->vi_pending;
+ hwxmits[2].sta_queue = &pxmitpriv->be_pending;
+ hwxmits[3].sta_queue = &pxmitpriv->bk_pending;
return 0;
}
diff --git a/drivers/staging/r8188eu/os_dep/ioctl_linux.c b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
index 1b09462ca908..8dd280e2739a 100644
--- a/drivers/staging/r8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/r8188eu/os_dep/ioctl_linux.c
@@ -403,7 +403,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
if (wep_key_len > 0) {
wep_key_len = wep_key_len <= 5 ? 5 : 13;
- wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
+ wep_total_len = wep_key_len + sizeof(*pwep);
pwep = kzalloc(wep_total_len, GFP_KERNEL);
if (!pwep)
goto exit;
diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
index ece97e37ac91..30374a820496 100644
--- a/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/ioctl_linux.c
@@ -90,7 +90,8 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
if (wep_key_len > 0) {
wep_key_len = wep_key_len <= 5 ? 5 : 13;
wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material);
- pwep = kzalloc(wep_total_len, GFP_KERNEL);
+ /* Allocate a full structure to avoid potentially running off the end. */
+ pwep = kzalloc(sizeof(*pwep), GFP_KERNEL);
if (!pwep) {
ret = -ENOMEM;
goto exit;
@@ -582,7 +583,8 @@ static int rtw_set_encryption(struct net_device *dev, struct ieee_param *param,
if (wep_key_len > 0) {
wep_key_len = wep_key_len <= 5 ? 5 : 13;
wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material);
- pwep = kzalloc(wep_total_len, GFP_KERNEL);
+ /* Allocate a full structure to avoid potentially running off the end. */
+ pwep = kzalloc(sizeof(*pwep), GFP_KERNEL);
if (!pwep)
goto exit;
diff --git a/drivers/tty/goldfish.c b/drivers/tty/goldfish.c
index c7968aecd870..d02de3f0326f 100644
--- a/drivers/tty/goldfish.c
+++ b/drivers/tty/goldfish.c
@@ -426,7 +426,7 @@ static int goldfish_tty_remove(struct platform_device *pdev)
tty_unregister_device(goldfish_tty_driver, qtty->console.index);
iounmap(qtty->base);
qtty->base = NULL;
- free_irq(qtty->irq, pdev);
+ free_irq(qtty->irq, qtty);
tty_port_destroy(&qtty->port);
goldfish_tty_current_line_count--;
if (goldfish_tty_current_line_count == 0)
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index 137eebdcfda9..fd4d24f61c46 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -455,7 +455,7 @@ static void gsm_hex_dump_bytes(const char *fname, const u8 *data,
return;
}
- prefix = kasprintf(GFP_KERNEL, "%s: ", fname);
+ prefix = kasprintf(GFP_ATOMIC, "%s: ", fname);
if (!prefix)
return;
print_hex_dump(KERN_INFO, prefix, DUMP_PREFIX_OFFSET, 16, 1, data, len,
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 78b6dedc43e6..8f32fe9e149e 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -1517,6 +1517,8 @@ static inline void __stop_tx(struct uart_8250_port *p)
unsigned char lsr = serial_in(p, UART_LSR);
u64 stop_delay = 0;
+ p->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS;
+
if (!(lsr & UART_LSR_THRE))
return;
/*
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 4733a233bd0c..f8f950641ad9 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -1306,6 +1306,7 @@ static const struct uart_ops qcom_geni_console_pops = {
.stop_tx = qcom_geni_serial_stop_tx,
.start_tx = qcom_geni_serial_start_tx,
.stop_rx = qcom_geni_serial_stop_rx,
+ .start_rx = qcom_geni_serial_start_rx,
.set_termios = qcom_geni_serial_set_termios,
.startup = qcom_geni_serial_startup,
.request_port = qcom_geni_serial_request_port,
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 9a85b41caa0a..338ebadfd44b 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -2214,11 +2214,12 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
/*
* Nothing to do if the console is not suspending
* except stop_rx to prevent any asynchronous data
- * over RX line. Re-start_rx, when required, is
- * done by set_termios in resume sequence
+ * over RX line. However ensure that we will be
+ * able to Re-start_rx later.
*/
if (!console_suspend_enabled && uart_console(uport)) {
- uport->ops->stop_rx(uport);
+ if (uport->ops->start_rx)
+ uport->ops->stop_rx(uport);
goto unlock;
}
@@ -2310,6 +2311,8 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
if (console_suspend_enabled)
uart_change_pm(state, UART_PM_STATE_ON);
uport->ops->set_termios(uport, &termios, NULL);
+ if (!console_suspend_enabled && uport->ops->start_rx)
+ uport->ops->start_rx(uport);
if (console_suspend_enabled)
console_start(uport->cons);
}
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 18e623325887..d2b2720db6ca 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -581,7 +581,6 @@ void __handle_sysrq(int key, bool check_mask)
rcu_sysrq_start();
rcu_read_lock();
- printk_prefer_direct_enter();
/*
* Raise the apparent loglevel to maximum so that the sysrq header
* is shown to provide the user with positive feedback. We do not
@@ -623,7 +622,6 @@ void __handle_sysrq(int key, bool check_mask)
pr_cont("\n");
console_loglevel = orig_log_level;
}
- printk_prefer_direct_exit();
rcu_read_unlock();
rcu_sysrq_end();
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 01fb4bad86be..ce86d1b790c0 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -748,17 +748,28 @@ static enum utp_ocs ufshcd_get_tr_ocs(struct ufshcd_lrb *lrbp)
}
/**
- * ufshcd_utrl_clear - Clear a bit in UTRLCLR register
+ * ufshcd_utrl_clear() - Clear requests from the controller request list.
* @hba: per adapter instance
- * @pos: position of the bit to be cleared
+ * @mask: mask with one bit set for each request to be cleared
*/
-static inline void ufshcd_utrl_clear(struct ufs_hba *hba, u32 pos)
+static inline void ufshcd_utrl_clear(struct ufs_hba *hba, u32 mask)
{
if (hba->quirks & UFSHCI_QUIRK_BROKEN_REQ_LIST_CLR)
- ufshcd_writel(hba, (1 << pos), REG_UTP_TRANSFER_REQ_LIST_CLEAR);
- else
- ufshcd_writel(hba, ~(1 << pos),
- REG_UTP_TRANSFER_REQ_LIST_CLEAR);
+ mask = ~mask;
+ /*
+ * From the UFSHCI specification: "UTP Transfer Request List CLear
+ * Register (UTRLCLR): This field is bit significant. Each bit
+ * corresponds to a slot in the UTP Transfer Request List, where bit 0
+ * corresponds to request slot 0. A bit in this field is set to ‘0’
+ * by host software to indicate to the host controller that a transfer
+ * request slot is cleared. The host controller
+ * shall free up any resources associated to the request slot
+ * immediately, and shall set the associated bit in UTRLDBR to ‘0’. The
+ * host software indicates no change to request slots by setting the
+ * associated bits in this field to ‘1’. Bits in this field shall only
+ * be set ‘1’ or ‘0’ by host software when UTRLRSR is set to ‘1’."
+ */
+ ufshcd_writel(hba, ~mask, REG_UTP_TRANSFER_REQ_LIST_CLEAR);
}
/**
@@ -2863,27 +2874,26 @@ static int ufshcd_compose_dev_cmd(struct ufs_hba *hba,
return ufshcd_compose_devman_upiu(hba, lrbp);
}
-static int
-ufshcd_clear_cmd(struct ufs_hba *hba, int tag)
+/*
+ * Clear all the requests from the controller for which a bit has been set in
+ * @mask and wait until the controller confirms that these requests have been
+ * cleared.
+ */
+static int ufshcd_clear_cmds(struct ufs_hba *hba, u32 mask)
{
- int err = 0;
unsigned long flags;
- u32 mask = 1 << tag;
/* clear outstanding transaction before retry */
spin_lock_irqsave(hba->host->host_lock, flags);
- ufshcd_utrl_clear(hba, tag);
+ ufshcd_utrl_clear(hba, mask);
spin_unlock_irqrestore(hba->host->host_lock, flags);
/*
* wait for h/w to clear corresponding bit in door-bell.
* max. wait is 1 sec.
*/
- err = ufshcd_wait_for_register(hba,
- REG_UTP_TRANSFER_REQ_DOOR_BELL,
- mask, ~mask, 1000, 1000);
-
- return err;
+ return ufshcd_wait_for_register(hba, REG_UTP_TRANSFER_REQ_DOOR_BELL,
+ mask, ~mask, 1000, 1000);
}
static int
@@ -2963,7 +2973,7 @@ static int ufshcd_wait_for_dev_cmd(struct ufs_hba *hba,
err = -ETIMEDOUT;
dev_dbg(hba->dev, "%s: dev_cmd request timedout, tag %d\n",
__func__, lrbp->task_tag);
- if (!ufshcd_clear_cmd(hba, lrbp->task_tag))
+ if (!ufshcd_clear_cmds(hba, 1U << lrbp->task_tag))
/* successfully cleared the command, retry if needed */
err = -EAGAIN;
/*
@@ -6958,14 +6968,14 @@ int ufshcd_exec_raw_upiu_cmd(struct ufs_hba *hba,
}
/**
- * ufshcd_eh_device_reset_handler - device reset handler registered to
- * scsi layer.
+ * ufshcd_eh_device_reset_handler() - Reset a single logical unit.
* @cmd: SCSI command pointer
*
* Returns SUCCESS/FAILED
*/
static int ufshcd_eh_device_reset_handler(struct scsi_cmnd *cmd)
{
+ unsigned long flags, pending_reqs = 0, not_cleared = 0;
struct Scsi_Host *host;
struct ufs_hba *hba;
u32 pos;
@@ -6984,14 +6994,24 @@ static int ufshcd_eh_device_reset_handler(struct scsi_cmnd *cmd)
}
/* clear the commands that were pending for corresponding LUN */
- for_each_set_bit(pos, &hba->outstanding_reqs, hba->nutrs) {
- if (hba->lrb[pos].lun == lun) {
- err = ufshcd_clear_cmd(hba, pos);
- if (err)
- break;
- __ufshcd_transfer_req_compl(hba, 1U << pos);
- }
+ spin_lock_irqsave(&hba->outstanding_lock, flags);
+ for_each_set_bit(pos, &hba->outstanding_reqs, hba->nutrs)
+ if (hba->lrb[pos].lun == lun)
+ __set_bit(pos, &pending_reqs);
+ hba->outstanding_reqs &= ~pending_reqs;
+ spin_unlock_irqrestore(&hba->outstanding_lock, flags);
+
+ if (ufshcd_clear_cmds(hba, pending_reqs) < 0) {
+ spin_lock_irqsave(&hba->outstanding_lock, flags);
+ not_cleared = pending_reqs &
+ ufshcd_readl(hba, REG_UTP_TRANSFER_REQ_DOOR_BELL);
+ hba->outstanding_reqs |= not_cleared;
+ spin_unlock_irqrestore(&hba->outstanding_lock, flags);
+
+ dev_err(hba->dev, "%s: failed to clear requests %#lx\n",
+ __func__, not_cleared);
}
+ __ufshcd_transfer_req_compl(hba, pending_reqs & ~not_cleared);
out:
hba->req_abort_count = 0;
@@ -7088,7 +7108,7 @@ static int ufshcd_try_to_abort_task(struct ufs_hba *hba, int tag)
goto out;
}
- err = ufshcd_clear_cmd(hba, tag);
+ err = ufshcd_clear_cmds(hba, 1U << tag);
if (err)
dev_err(hba->dev, "%s: Failed clearing cmd at tag %d, err %d\n",
__func__, tag, err);
diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c
index e45c3d6e1536..794e413800ae 100644
--- a/drivers/usb/cdns3/cdnsp-ring.c
+++ b/drivers/usb/cdns3/cdnsp-ring.c
@@ -1941,13 +1941,16 @@ int cdnsp_queue_bulk_tx(struct cdnsp_device *pdev, struct cdnsp_request *preq)
}
if (enqd_len + trb_buff_len >= full_len) {
- if (need_zero_pkt)
- zero_len_trb = !zero_len_trb;
-
- field &= ~TRB_CHAIN;
- field |= TRB_IOC;
- more_trbs_coming = false;
- preq->td.last_trb = ring->enqueue;
+ if (need_zero_pkt && !zero_len_trb) {
+ zero_len_trb = true;
+ } else {
+ zero_len_trb = false;
+ field &= ~TRB_CHAIN;
+ field |= TRB_IOC;
+ more_trbs_coming = false;
+ need_zero_pkt = false;
+ preq->td.last_trb = ring->enqueue;
+ }
}
/* Only set interrupt on short packet for OUT endpoints. */
@@ -1962,7 +1965,7 @@ int cdnsp_queue_bulk_tx(struct cdnsp_device *pdev, struct cdnsp_request *preq)
length_field = TRB_LEN(trb_buff_len) | TRB_TD_SIZE(remainder) |
TRB_INTR_TARGET(0);
- cdnsp_queue_trb(pdev, ring, more_trbs_coming | zero_len_trb,
+ cdnsp_queue_trb(pdev, ring, more_trbs_coming,
lower_32_bits(send_addr),
upper_32_bits(send_addr),
length_field,
diff --git a/drivers/usb/chipidea/udc.c b/drivers/usb/chipidea/udc.c
index dc6c96e04bcf..3b8bf6daf7d0 100644
--- a/drivers/usb/chipidea/udc.c
+++ b/drivers/usb/chipidea/udc.c
@@ -1048,6 +1048,9 @@ isr_setup_status_complete(struct usb_ep *ep, struct usb_request *req)
struct ci_hdrc *ci = req->context;
unsigned long flags;
+ if (req->status < 0)
+ return;
+
if (ci->setaddr) {
hw_usb_set_address(ci, ci->address);
ci->setaddr = false;
diff --git a/drivers/usb/dwc2/hcd.c b/drivers/usb/dwc2/hcd.c
index f63a27d11fac..3f107a06817d 100644
--- a/drivers/usb/dwc2/hcd.c
+++ b/drivers/usb/dwc2/hcd.c
@@ -5190,7 +5190,7 @@ int dwc2_hcd_init(struct dwc2_hsotg *hsotg)
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
retval = -EINVAL;
- goto error1;
+ goto error2;
}
hcd->rsrc_start = res->start;
hcd->rsrc_len = resource_size(res);
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index e027c0420dc3..573421984948 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1644,13 +1644,8 @@ static struct extcon_dev *dwc3_get_extcon(struct dwc3 *dwc)
* This device property is for kernel internal use only and
* is expected to be set by the glue code.
*/
- if (device_property_read_string(dev, "linux,extcon-name", &name) == 0) {
- edev = extcon_get_extcon_dev(name);
- if (!edev)
- return ERR_PTR(-EPROBE_DEFER);
-
- return edev;
- }
+ if (device_property_read_string(dev, "linux,extcon-name", &name) == 0)
+ return extcon_get_extcon_dev(name);
/*
* Try to get an extcon device from the USB PHY controller's "port"
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index ba51de7dd760..6b018048fe2e 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -127,6 +127,7 @@ static const struct property_entry dwc3_pci_intel_phy_charger_detect_properties[
PROPERTY_ENTRY_STRING("dr_mode", "peripheral"),
PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"),
PROPERTY_ENTRY_BOOL("linux,phy_charger_detect"),
+ PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"),
{}
};
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 00427d108ab9..8716bece1072 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -2976,6 +2976,7 @@ static int dwc3_gadget_init_in_endpoint(struct dwc3_ep *dep)
struct dwc3 *dwc = dep->dwc;
u32 mdwidth;
int size;
+ int maxpacket;
mdwidth = dwc3_mdwidth(dwc);
@@ -2988,21 +2989,24 @@ static int dwc3_gadget_init_in_endpoint(struct dwc3_ep *dep)
else
size = DWC31_GTXFIFOSIZ_TXFDEP(size);
- /* FIFO Depth is in MDWDITH bytes. Multiply */
- size *= mdwidth;
-
/*
- * To meet performance requirement, a minimum TxFIFO size of 3x
- * MaxPacketSize is recommended for endpoints that support burst and a
- * minimum TxFIFO size of 2x MaxPacketSize for endpoints that don't
- * support burst. Use those numbers and we can calculate the max packet
- * limit as below.
+ * maxpacket size is determined as part of the following, after assuming
+ * a mult value of one maxpacket:
+ * DWC3 revision 280A and prior:
+ * fifo_size = mult * (max_packet / mdwidth) + 1;
+ * maxpacket = mdwidth * (fifo_size - 1);
+ *
+ * DWC3 revision 290A and onwards:
+ * fifo_size = mult * ((max_packet + mdwidth)/mdwidth + 1) + 1
+ * maxpacket = mdwidth * ((fifo_size - 1) - 1) - mdwidth;
*/
- if (dwc->maximum_speed >= USB_SPEED_SUPER)
- size /= 3;
+ if (DWC3_VER_IS_PRIOR(DWC3, 290A))
+ maxpacket = mdwidth * (size - 1);
else
- size /= 2;
+ maxpacket = mdwidth * ((size - 1) - 1) - mdwidth;
+ /* Functionally, space for one max packet is sufficient */
+ size = min_t(int, maxpacket, 1024);
usb_ep_set_maxpacket_limit(&dep->endpoint, size);
dep->endpoint.max_streams = 16;
diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
index 4585ee3a444a..e0fa4b186ec6 100644
--- a/drivers/usb/gadget/function/f_fs.c
+++ b/drivers/usb/gadget/function/f_fs.c
@@ -122,8 +122,6 @@ struct ffs_ep {
struct usb_endpoint_descriptor *descs[3];
u8 num;
-
- int status; /* P: epfile->mutex */
};
struct ffs_epfile {
@@ -227,6 +225,9 @@ struct ffs_io_data {
bool use_sg;
struct ffs_data *ffs;
+
+ int status;
+ struct completion done;
};
struct ffs_desc_helper {
@@ -707,12 +708,15 @@ static const struct file_operations ffs_ep0_operations = {
static void ffs_epfile_io_complete(struct usb_ep *_ep, struct usb_request *req)
{
+ struct ffs_io_data *io_data = req->context;
+
ENTER();
- if (req->context) {
- struct ffs_ep *ep = _ep->driver_data;
- ep->status = req->status ? req->status : req->actual;
- complete(req->context);
- }
+ if (req->status)
+ io_data->status = req->status;
+ else
+ io_data->status = req->actual;
+
+ complete(&io_data->done);
}
static ssize_t ffs_copy_to_iter(void *data, int data_len, struct iov_iter *iter)
@@ -1050,7 +1054,6 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data)
WARN(1, "%s: data_len == -EINVAL\n", __func__);
ret = -EINVAL;
} else if (!io_data->aio) {
- DECLARE_COMPLETION_ONSTACK(done);
bool interrupted = false;
req = ep->req;
@@ -1066,7 +1069,8 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data)
io_data->buf = data;
- req->context = &done;
+ init_completion(&io_data->done);
+ req->context = io_data;
req->complete = ffs_epfile_io_complete;
ret = usb_ep_queue(ep->ep, req, GFP_ATOMIC);
@@ -1075,7 +1079,12 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data)
spin_unlock_irq(&epfile->ffs->eps_lock);
- if (wait_for_completion_interruptible(&done)) {
+ if (wait_for_completion_interruptible(&io_data->done)) {
+ spin_lock_irq(&epfile->ffs->eps_lock);
+ if (epfile->ep != ep) {
+ ret = -ESHUTDOWN;
+ goto error_lock;
+ }
/*
* To avoid race condition with ffs_epfile_io_complete,
* dequeue the request first then check
@@ -1083,17 +1092,18 @@ static ssize_t ffs_epfile_io(struct file *file, struct ffs_io_data *io_data)
* condition with req->complete callback.
*/
usb_ep_dequeue(ep->ep, req);
- wait_for_completion(&done);
- interrupted = ep->status < 0;
+ spin_unlock_irq(&epfile->ffs->eps_lock);
+ wait_for_completion(&io_data->done);
+ interrupted = io_data->status < 0;
}
if (interrupted)
ret = -EINTR;
- else if (io_data->read && ep->status > 0)
- ret = __ffs_epfile_read_data(epfile, data, ep->status,
+ else if (io_data->read && io_data->status > 0)
+ ret = __ffs_epfile_read_data(epfile, data, io_data->status,
&io_data->data);
else
- ret = ep->status;
+ ret = io_data->status;
goto error_mutex;
} else if (!(req = usb_ep_alloc_request(ep->ep, GFP_ATOMIC))) {
ret = -ENOMEM;
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 6f5d45ef2e39..f51694f29de9 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -775,9 +775,13 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g,
dev->qmult = qmult;
snprintf(net->name, sizeof(net->name), "%s%%d", netname);
- if (get_ether_addr(dev_addr, addr))
+ if (get_ether_addr(dev_addr, addr)) {
+ net->addr_assign_type = NET_ADDR_RANDOM;
dev_warn(&g->dev,
"using random %s ethernet address\n", "self");
+ } else {
+ net->addr_assign_type = NET_ADDR_SET;
+ }
eth_hw_addr_set(net, addr);
if (get_ether_addr(host_addr, dev->host_mac))
dev_warn(&g->dev,
@@ -844,6 +848,10 @@ struct net_device *gether_setup_name_default(const char *netname)
eth_random_addr(dev->dev_mac);
pr_warn("using random %s ethernet address\n", "self");
+
+ /* by default we always have a random MAC address */
+ net->addr_assign_type = NET_ADDR_RANDOM;
+
eth_random_addr(dev->host_mac);
pr_warn("using random %s ethernet address\n", "host");
@@ -871,7 +879,6 @@ int gether_register_netdev(struct net_device *net)
dev = netdev_priv(net);
g = dev->gadget;
- net->addr_assign_type = NET_ADDR_RANDOM;
eth_hw_addr_set(net, dev->dev_mac);
status = register_netdev(net);
@@ -912,6 +919,7 @@ int gether_set_dev_addr(struct net_device *net, const char *dev_addr)
if (get_ether_addr(dev_addr, new_addr))
return -EINVAL;
memcpy(dev->dev_mac, new_addr, ETH_ALEN);
+ net->addr_assign_type = NET_ADDR_SET;
return 0;
}
EXPORT_SYMBOL_GPL(gether_set_dev_addr);
diff --git a/drivers/usb/gadget/function/uvc_video.c b/drivers/usb/gadget/function/uvc_video.c
index a9bb4553db84..d42bb3346745 100644
--- a/drivers/usb/gadget/function/uvc_video.c
+++ b/drivers/usb/gadget/function/uvc_video.c
@@ -424,6 +424,9 @@ static void uvcg_video_pump(struct work_struct *work)
uvcg_queue_cancel(queue, 0);
break;
}
+
+ /* Endpoint now owns the request */
+ req = NULL;
video->req_int_count++;
}
diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c
index 241740024c50..2acece16b890 100644
--- a/drivers/usb/gadget/legacy/raw_gadget.c
+++ b/drivers/usb/gadget/legacy/raw_gadget.c
@@ -11,6 +11,7 @@
#include <linux/ctype.h>
#include <linux/debugfs.h>
#include <linux/delay.h>
+#include <linux/idr.h>
#include <linux/kref.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
@@ -36,6 +37,9 @@ MODULE_LICENSE("GPL");
/*----------------------------------------------------------------------*/
+static DEFINE_IDA(driver_id_numbers);
+#define DRIVER_DRIVER_NAME_LENGTH_MAX 32
+
#define RAW_EVENT_QUEUE_SIZE 16
struct raw_event_queue {
@@ -161,6 +165,9 @@ struct raw_dev {
/* Reference to misc device: */
struct device *dev;
+ /* Make driver names unique */
+ int driver_id_number;
+
/* Protected by lock: */
enum dev_state state;
bool gadget_registered;
@@ -189,6 +196,7 @@ static struct raw_dev *dev_new(void)
spin_lock_init(&dev->lock);
init_completion(&dev->ep0_done);
raw_event_queue_init(&dev->queue);
+ dev->driver_id_number = -1;
return dev;
}
@@ -199,6 +207,9 @@ static void dev_free(struct kref *kref)
kfree(dev->udc_name);
kfree(dev->driver.udc_name);
+ kfree(dev->driver.driver.name);
+ if (dev->driver_id_number >= 0)
+ ida_free(&driver_id_numbers, dev->driver_id_number);
if (dev->req) {
if (dev->ep0_urb_queued)
usb_ep_dequeue(dev->gadget->ep0, dev->req);
@@ -419,9 +430,11 @@ out_put:
static int raw_ioctl_init(struct raw_dev *dev, unsigned long value)
{
int ret = 0;
+ int driver_id_number;
struct usb_raw_init arg;
char *udc_driver_name;
char *udc_device_name;
+ char *driver_driver_name;
unsigned long flags;
if (copy_from_user(&arg, (void __user *)value, sizeof(arg)))
@@ -440,36 +453,43 @@ static int raw_ioctl_init(struct raw_dev *dev, unsigned long value)
return -EINVAL;
}
+ driver_id_number = ida_alloc(&driver_id_numbers, GFP_KERNEL);
+ if (driver_id_number < 0)
+ return driver_id_number;
+
+ driver_driver_name = kmalloc(DRIVER_DRIVER_NAME_LENGTH_MAX, GFP_KERNEL);
+ if (!driver_driver_name) {
+ ret = -ENOMEM;
+ goto out_free_driver_id_number;
+ }
+ snprintf(driver_driver_name, DRIVER_DRIVER_NAME_LENGTH_MAX,
+ DRIVER_NAME ".%d", driver_id_number);
+
udc_driver_name = kmalloc(UDC_NAME_LENGTH_MAX, GFP_KERNEL);
- if (!udc_driver_name)
- return -ENOMEM;
+ if (!udc_driver_name) {
+ ret = -ENOMEM;
+ goto out_free_driver_driver_name;
+ }
ret = strscpy(udc_driver_name, &arg.driver_name[0],
UDC_NAME_LENGTH_MAX);
- if (ret < 0) {
- kfree(udc_driver_name);
- return ret;
- }
+ if (ret < 0)
+ goto out_free_udc_driver_name;
ret = 0;
udc_device_name = kmalloc(UDC_NAME_LENGTH_MAX, GFP_KERNEL);
if (!udc_device_name) {
- kfree(udc_driver_name);
- return -ENOMEM;
+ ret = -ENOMEM;
+ goto out_free_udc_driver_name;
}
ret = strscpy(udc_device_name, &arg.device_name[0],
UDC_NAME_LENGTH_MAX);
- if (ret < 0) {
- kfree(udc_driver_name);
- kfree(udc_device_name);
- return ret;
- }
+ if (ret < 0)
+ goto out_free_udc_device_name;
ret = 0;
spin_lock_irqsave(&dev->lock, flags);
if (dev->state != STATE_DEV_OPENED) {
dev_dbg(dev->dev, "fail, device is not opened\n");
- kfree(udc_driver_name);
- kfree(udc_device_name);
ret = -EINVAL;
goto out_unlock;
}
@@ -484,14 +504,25 @@ static int raw_ioctl_init(struct raw_dev *dev, unsigned long value)
dev->driver.suspend = gadget_suspend;
dev->driver.resume = gadget_resume;
dev->driver.reset = gadget_reset;
- dev->driver.driver.name = DRIVER_NAME;
+ dev->driver.driver.name = driver_driver_name;
dev->driver.udc_name = udc_device_name;
dev->driver.match_existing_only = 1;
+ dev->driver_id_number = driver_id_number;
dev->state = STATE_DEV_INITIALIZED;
+ spin_unlock_irqrestore(&dev->lock, flags);
+ return ret;
out_unlock:
spin_unlock_irqrestore(&dev->lock, flags);
+out_free_udc_device_name:
+ kfree(udc_device_name);
+out_free_udc_driver_name:
+ kfree(udc_driver_name);
+out_free_driver_driver_name:
+ kfree(driver_driver_name);
+out_free_driver_id_number:
+ ida_free(&driver_id_numbers, driver_id_number);
return ret;
}
diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c
index 6117ae8e7242..cea10cdb83ae 100644
--- a/drivers/usb/gadget/udc/lpc32xx_udc.c
+++ b/drivers/usb/gadget/udc/lpc32xx_udc.c
@@ -3016,6 +3016,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev)
}
udc->isp1301_i2c_client = isp1301_get_client(isp1301_node);
+ of_node_put(isp1301_node);
if (!udc->isp1301_i2c_client) {
return -EPROBE_DEFER;
}
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index c54f2bc23d3f..0fdc014c9401 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -652,7 +652,7 @@ struct xhci_hub *xhci_get_rhub(struct usb_hcd *hcd)
* It will release and re-aquire the lock while calling ACPI
* method.
*/
-static void xhci_set_port_power(struct xhci_hcd *xhci, struct usb_hcd *hcd,
+void xhci_set_port_power(struct xhci_hcd *xhci, struct usb_hcd *hcd,
u16 index, bool on, unsigned long *flags)
__must_hold(&xhci->lock)
{
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index fac9492a8bda..dce6c0ec8d34 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -61,6 +61,8 @@
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI 0x464e
#define PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI 0x51ed
+#define PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI 0xa71e
+#define PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI 0x7ec0
#define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639
#define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9
@@ -269,7 +271,9 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
pdev->device == PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI ||
pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_N_XHCI ||
- pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI))
+ pdev->device == PCI_DEVICE_ID_INTEL_ALDER_LAKE_PCH_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_RAPTOR_LAKE_XHCI ||
+ pdev->device == PCI_DEVICE_ID_INTEL_METEOR_LAKE_XHCI))
xhci->quirks |= XHCI_DEFAULT_PM_RUNTIME_ALLOW;
if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index f0ab63138016..65858f607437 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -611,15 +611,37 @@ static int xhci_init(struct usb_hcd *hcd)
static int xhci_run_finished(struct xhci_hcd *xhci)
{
+ unsigned long flags;
+ u32 temp;
+
+ /*
+ * Enable interrupts before starting the host (xhci 4.2 and 5.5.2).
+ * Protect the short window before host is running with a lock
+ */
+ spin_lock_irqsave(&xhci->lock, flags);
+
+ xhci_dbg_trace(xhci, trace_xhci_dbg_init, "Enable interrupts");
+ temp = readl(&xhci->op_regs->command);
+ temp |= (CMD_EIE);
+ writel(temp, &xhci->op_regs->command);
+
+ xhci_dbg_trace(xhci, trace_xhci_dbg_init, "Enable primary interrupter");
+ temp = readl(&xhci->ir_set->irq_pending);
+ writel(ER_IRQ_ENABLE(temp), &xhci->ir_set->irq_pending);
+
if (xhci_start(xhci)) {
xhci_halt(xhci);
+ spin_unlock_irqrestore(&xhci->lock, flags);
return -ENODEV;
}
+
xhci->cmd_ring_state = CMD_RING_STATE_RUNNING;
if (xhci->quirks & XHCI_NEC_HOST)
xhci_ring_cmd_db(xhci);
+ spin_unlock_irqrestore(&xhci->lock, flags);
+
return 0;
}
@@ -668,19 +690,6 @@ int xhci_run(struct usb_hcd *hcd)
temp |= (xhci->imod_interval / 250) & ER_IRQ_INTERVAL_MASK;
writel(temp, &xhci->ir_set->irq_control);
- /* Set the HCD state before we enable the irqs */
- temp = readl(&xhci->op_regs->command);
- temp |= (CMD_EIE);
- xhci_dbg_trace(xhci, trace_xhci_dbg_init,
- "// Enable interrupts, cmd = 0x%x.", temp);
- writel(temp, &xhci->op_regs->command);
-
- temp = readl(&xhci->ir_set->irq_pending);
- xhci_dbg_trace(xhci, trace_xhci_dbg_init,
- "// Enabling event ring interrupter %p by writing 0x%x to irq_pending",
- xhci->ir_set, (unsigned int) ER_IRQ_ENABLE(temp));
- writel(ER_IRQ_ENABLE(temp), &xhci->ir_set->irq_pending);
-
if (xhci->quirks & XHCI_NEC_HOST) {
struct xhci_command *command;
@@ -782,6 +791,8 @@ static void xhci_stop(struct usb_hcd *hcd)
void xhci_shutdown(struct usb_hcd *hcd)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+ unsigned long flags;
+ int i;
if (xhci->quirks & XHCI_SPURIOUS_REBOOT)
usb_disable_xhci_ports(to_pci_dev(hcd->self.sysdev));
@@ -797,12 +808,21 @@ void xhci_shutdown(struct usb_hcd *hcd)
del_timer_sync(&xhci->shared_hcd->rh_timer);
}
- spin_lock_irq(&xhci->lock);
+ spin_lock_irqsave(&xhci->lock, flags);
xhci_halt(xhci);
+
+ /* Power off USB2 ports*/
+ for (i = 0; i < xhci->usb2_rhub.num_ports; i++)
+ xhci_set_port_power(xhci, xhci->main_hcd, i, false, &flags);
+
+ /* Power off USB3 ports*/
+ for (i = 0; i < xhci->usb3_rhub.num_ports; i++)
+ xhci_set_port_power(xhci, xhci->shared_hcd, i, false, &flags);
+
/* Workaround for spurious wakeups at shutdown with HSW */
if (xhci->quirks & XHCI_SPURIOUS_WAKEUP)
xhci_reset(xhci, XHCI_RESET_SHORT_USEC);
- spin_unlock_irq(&xhci->lock);
+ spin_unlock_irqrestore(&xhci->lock, flags);
xhci_cleanup_msix(xhci);
@@ -1107,7 +1127,6 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
{
u32 command, temp = 0;
struct usb_hcd *hcd = xhci_to_hcd(xhci);
- struct usb_hcd *secondary_hcd;
int retval = 0;
bool comp_timer_running = false;
bool pending_portevent = false;
@@ -1214,23 +1233,19 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated)
* first with the primary HCD, and then with the secondary HCD.
* If we don't do the same, the host will never be started.
*/
- if (!usb_hcd_is_primary_hcd(hcd))
- secondary_hcd = hcd;
- else
- secondary_hcd = xhci->shared_hcd;
-
xhci_dbg(xhci, "Initialize the xhci_hcd\n");
- retval = xhci_init(hcd->primary_hcd);
+ retval = xhci_init(hcd);
if (retval)
return retval;
comp_timer_running = true;
xhci_dbg(xhci, "Start the primary HCD\n");
- retval = xhci_run(hcd->primary_hcd);
- if (!retval && secondary_hcd) {
+ retval = xhci_run(hcd);
+ if (!retval && xhci->shared_hcd) {
xhci_dbg(xhci, "Start the secondary HCD\n");
- retval = xhci_run(secondary_hcd);
+ retval = xhci_run(xhci->shared_hcd);
}
+
hcd->state = HC_STATE_SUSPENDED;
if (xhci->shared_hcd)
xhci->shared_hcd->state = HC_STATE_SUSPENDED;
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 0bd76c94a4b1..28aaf031f9a8 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -2196,6 +2196,8 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex,
int xhci_hub_status_data(struct usb_hcd *hcd, char *buf);
int xhci_find_raw_port_number(struct usb_hcd *hcd, int port1);
struct xhci_hub *xhci_get_rhub(struct usb_hcd *hcd);
+void xhci_set_port_power(struct xhci_hcd *xhci, struct usb_hcd *hcd, u16 index,
+ bool on, unsigned long *flags);
void xhci_hc_died(struct xhci_hcd *xhci);
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index a7b3c15957ba..feba2a8d1233 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -166,6 +166,7 @@ static const struct usb_device_id edgeport_2port_id_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_8S) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_416) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_416B) },
+ { USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_E5805A) },
{ }
};
@@ -204,6 +205,7 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_8S) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_416) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_TI_EDGEPORT_416B) },
+ { USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_E5805A) },
{ }
};
diff --git a/drivers/usb/serial/io_usbvend.h b/drivers/usb/serial/io_usbvend.h
index 52cbc353051f..9a6f742ad3ab 100644
--- a/drivers/usb/serial/io_usbvend.h
+++ b/drivers/usb/serial/io_usbvend.h
@@ -212,6 +212,7 @@
//
// Definitions for other product IDs
#define ION_DEVICE_ID_MT4X56USB 0x1403 // OEM device
+#define ION_DEVICE_ID_E5805A 0x1A01 // OEM device (rebranded Edgeport/4)
#define GENERATION_ID_FROM_USB_PRODUCT_ID(ProductId) \
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index e60425bbf537..de59fa919540 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -252,10 +252,12 @@ static void option_instat_callback(struct urb *urb);
#define QUECTEL_PRODUCT_EG95 0x0195
#define QUECTEL_PRODUCT_BG96 0x0296
#define QUECTEL_PRODUCT_EP06 0x0306
+#define QUECTEL_PRODUCT_EM05G 0x030a
#define QUECTEL_PRODUCT_EM12 0x0512
#define QUECTEL_PRODUCT_RM500Q 0x0800
#define QUECTEL_PRODUCT_EC200S_CN 0x6002
#define QUECTEL_PRODUCT_EC200T 0x6026
+#define QUECTEL_PRODUCT_RM500K 0x7001
#define CMOTECH_VENDOR_ID 0x16d8
#define CMOTECH_PRODUCT_6001 0x6001
@@ -432,6 +434,8 @@ static void option_instat_callback(struct urb *urb);
#define CINTERION_PRODUCT_CLS8 0x00b0
#define CINTERION_PRODUCT_MV31_MBIM 0x00b3
#define CINTERION_PRODUCT_MV31_RMNET 0x00b7
+#define CINTERION_PRODUCT_MV31_2_MBIM 0x00b8
+#define CINTERION_PRODUCT_MV31_2_RMNET 0x00b9
#define CINTERION_PRODUCT_MV32_WA 0x00f1
#define CINTERION_PRODUCT_MV32_WB 0x00f2
@@ -1132,6 +1136,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0xff, 0xff),
.driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EP06, 0xff, 0, 0) },
+ { USB_DEVICE_INTERFACE_CLASS(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM05G, 0xff),
+ .driver_info = RSVD(6) | ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0xff, 0xff),
.driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0, 0) },
@@ -1145,6 +1151,7 @@ static const struct usb_device_id option_ids[] = {
.driver_info = ZLP },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200S_CN, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EC200T, 0xff, 0, 0) },
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500K, 0xff, 0x00, 0x00) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_6001) },
{ USB_DEVICE(CMOTECH_VENDOR_ID, CMOTECH_PRODUCT_CMU_300) },
@@ -1277,6 +1284,7 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1231, 0xff), /* Telit LE910Cx (RNDIS) */
.driver_info = NCTRL(2) | RSVD(3) },
+ { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x1250, 0xff, 0x00, 0x00) }, /* Telit LE910Cx (rmnet) */
{ USB_DEVICE(TELIT_VENDOR_ID, 0x1260),
.driver_info = NCTRL(0) | RSVD(1) | RSVD(2) },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x1261),
@@ -1979,6 +1987,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3)},
{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_RMNET, 0xff),
.driver_info = RSVD(0)},
+ { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_2_MBIM, 0xff),
+ .driver_info = RSVD(3)},
+ { USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_2_RMNET, 0xff),
+ .driver_info = RSVD(0)},
{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WA, 0xff),
.driver_info = RSVD(3)},
{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WB, 0xff),
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 3506c47e1eef..40b1ab3d284d 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -436,22 +436,27 @@ static int pl2303_detect_type(struct usb_serial *serial)
break;
case 0x200:
switch (bcdDevice) {
- case 0x100:
+ case 0x100: /* GC */
case 0x105:
+ return TYPE_HXN;
+ case 0x300: /* GT / TA */
+ if (pl2303_supports_hx_status(serial))
+ return TYPE_TA;
+ fallthrough;
case 0x305:
+ case 0x400: /* GL */
case 0x405:
+ return TYPE_HXN;
+ case 0x500: /* GE / TB */
+ if (pl2303_supports_hx_status(serial))
+ return TYPE_TB;
+ fallthrough;
+ case 0x505:
+ case 0x600: /* GS */
case 0x605:
- /*
- * Assume it's an HXN-type if the device doesn't
- * support the old read request value.
- */
- if (!pl2303_supports_hx_status(serial))
- return TYPE_HXN;
- break;
- case 0x300:
- return TYPE_TA;
- case 0x500:
- return TYPE_TB;
+ case 0x700: /* GR */
+ case 0x705:
+ return TYPE_HXN;
}
break;
}
diff --git a/drivers/usb/typec/tcpm/Kconfig b/drivers/usb/typec/tcpm/Kconfig
index 557f392fe24d..073fd2ea5e0b 100644
--- a/drivers/usb/typec/tcpm/Kconfig
+++ b/drivers/usb/typec/tcpm/Kconfig
@@ -56,7 +56,6 @@ config TYPEC_WCOVE
tristate "Intel WhiskeyCove PMIC USB Type-C PHY driver"
depends on ACPI
depends on MFD_INTEL_PMC_BXT
- depends on INTEL_SOC_PMIC
depends on BXT_WC_PMIC_OPREGION
help
This driver adds support for USB Type-C on Intel Broxton platforms
diff --git a/drivers/video/console/sticore.c b/drivers/video/console/sticore.c
index fa23bf0247b0..bd4dc97d4d34 100644
--- a/drivers/video/console/sticore.c
+++ b/drivers/video/console/sticore.c
@@ -1148,6 +1148,7 @@ int sti_call(const struct sti_struct *sti, unsigned long func,
return ret;
}
+#if defined(CONFIG_FB_STI)
/* check if given fb_info is the primary device */
int fb_is_primary_device(struct fb_info *info)
{
@@ -1163,6 +1164,7 @@ int fb_is_primary_device(struct fb_info *info)
return (sti->info == info);
}
EXPORT_SYMBOL(fb_is_primary_device);
+#endif
MODULE_AUTHOR("Philipp Rumpf, Helge Deller, Thomas Bogendoerfer");
MODULE_DESCRIPTION("Core STI driver for HP's NGLE series graphics cards in HP PARISC machines");
diff --git a/drivers/video/fbdev/au1100fb.c b/drivers/video/fbdev/au1100fb.c
index 52f731a61482..519313b8bb00 100644
--- a/drivers/video/fbdev/au1100fb.c
+++ b/drivers/video/fbdev/au1100fb.c
@@ -560,8 +560,7 @@ int au1100fb_drv_suspend(struct platform_device *dev, pm_message_t state)
/* Blank the LCD */
au1100fb_fb_blank(VESA_POWERDOWN, &fbdev->info);
- if (fbdev->lcdclk)
- clk_disable(fbdev->lcdclk);
+ clk_disable(fbdev->lcdclk);
memcpy(&fbregs, fbdev->regs, sizeof(struct au1100fb_regs));
@@ -577,8 +576,7 @@ int au1100fb_drv_resume(struct platform_device *dev)
memcpy(fbdev->regs, &fbregs, sizeof(struct au1100fb_regs));
- if (fbdev->lcdclk)
- clk_enable(fbdev->lcdclk);
+ clk_enable(fbdev->lcdclk);
/* Unblank the LCD */
au1100fb_fb_blank(VESA_NO_BLANKING, &fbdev->info);
diff --git a/drivers/video/fbdev/cirrusfb.c b/drivers/video/fbdev/cirrusfb.c
index 3d47c347b897..51e072c03e1c 100644
--- a/drivers/video/fbdev/cirrusfb.c
+++ b/drivers/video/fbdev/cirrusfb.c
@@ -2184,12 +2184,6 @@ static struct pci_driver cirrusfb_pci_driver = {
.id_table = cirrusfb_pci_table,
.probe = cirrusfb_pci_register,
.remove = cirrusfb_pci_unregister,
-#ifdef CONFIG_PM
-#if 0
- .suspend = cirrusfb_pci_suspend,
- .resume = cirrusfb_pci_resume,
-#endif
-#endif
};
#endif /* CONFIG_PCI */
diff --git a/drivers/video/fbdev/intelfb/intelfbdrv.c b/drivers/video/fbdev/intelfb/intelfbdrv.c
index a9579964eaba..5647fca8c49a 100644
--- a/drivers/video/fbdev/intelfb/intelfbdrv.c
+++ b/drivers/video/fbdev/intelfb/intelfbdrv.c
@@ -472,7 +472,7 @@ static int intelfb_pci_register(struct pci_dev *pdev,
struct fb_info *info;
struct intelfb_info *dinfo;
int i, err, dvo;
- int aperture_size, stolen_size;
+ int aperture_size, stolen_size = 0;
struct agp_kern_info gtt_info;
int agp_memtype;
const char *s;
@@ -571,7 +571,7 @@ static int intelfb_pci_register(struct pci_dev *pdev,
return -ENODEV;
}
- if (intelfbhw_get_memory(pdev, &aperture_size,&stolen_size)) {
+ if (intelfbhw_get_memory(pdev, &aperture_size, &stolen_size)) {
cleanup(dinfo);
return -ENODEV;
}
diff --git a/drivers/video/fbdev/intelfb/intelfbhw.c b/drivers/video/fbdev/intelfb/intelfbhw.c
index 57aff7450bce..2086e06532ee 100644
--- a/drivers/video/fbdev/intelfb/intelfbhw.c
+++ b/drivers/video/fbdev/intelfb/intelfbhw.c
@@ -201,13 +201,11 @@ int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size,
case PCI_DEVICE_ID_INTEL_945GME:
case PCI_DEVICE_ID_INTEL_965G:
case PCI_DEVICE_ID_INTEL_965GM:
- /* 915, 945 and 965 chipsets support a 256MB aperture.
- Aperture size is determined by inspected the
- base address of the aperture. */
- if (pci_resource_start(pdev, 2) & 0x08000000)
- *aperture_size = MB(128);
- else
- *aperture_size = MB(256);
+ /*
+ * 915, 945 and 965 chipsets support 64MB, 128MB or 256MB
+ * aperture. Determine size from PCI resource length.
+ */
+ *aperture_size = pci_resource_len(pdev, 2);
break;
default:
if ((tmp & INTEL_GMCH_MEM_MASK) == INTEL_GMCH_MEM_64M)
diff --git a/drivers/video/fbdev/omap/sossi.c b/drivers/video/fbdev/omap/sossi.c
index c90eb8ca58af..66aff6cd1df0 100644
--- a/drivers/video/fbdev/omap/sossi.c
+++ b/drivers/video/fbdev/omap/sossi.c
@@ -359,7 +359,7 @@ static void sossi_set_bits_per_cycle(int bpc)
int bus_pick_count, bus_pick_width;
/*
- * We set explicitly the the bus_pick_count as well, although
+ * We set explicitly the bus_pick_count as well, although
* with remapping/reordering disabled it will be calculated by HW
* as (32 / bus_pick_width).
*/
diff --git a/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c
index 6fbfeb01b315..170463a7e1f4 100644
--- a/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c
+++ b/drivers/video/fbdev/omap2/omapfb/dss/hdmi_phy.c
@@ -143,7 +143,7 @@ int hdmi_phy_configure(struct hdmi_phy_data *phy, unsigned long hfbitclk,
/*
* In OMAP5+, the HFBITCLK must be divided by 2 before issuing the
* HDMI_PHYPWRCMD_LDOON command.
- */
+ */
if (phy_feat->bist_ctrl)
REG_FLD_MOD(phy->base, HDMI_TXPHY_BIST_CONTROL, 1, 11, 11);
diff --git a/drivers/video/fbdev/pxa3xx-gcu.c b/drivers/video/fbdev/pxa3xx-gcu.c
index 043cc8f9ef1c..c3cd1e1cc01b 100644
--- a/drivers/video/fbdev/pxa3xx-gcu.c
+++ b/drivers/video/fbdev/pxa3xx-gcu.c
@@ -381,7 +381,7 @@ pxa3xx_gcu_write(struct file *file, const char *buff,
struct pxa3xx_gcu_batch *buffer;
struct pxa3xx_gcu_priv *priv = to_pxa3xx_gcu_priv(file);
- int words = count / 4;
+ size_t words = count / 4;
/* Does not need to be atomic. There's a lock in user space,
* but anyhow, this is just for statistics. */
diff --git a/drivers/video/fbdev/simplefb.c b/drivers/video/fbdev/simplefb.c
index 2c198561c338..f96ce8801be4 100644
--- a/drivers/video/fbdev/simplefb.c
+++ b/drivers/video/fbdev/simplefb.c
@@ -237,8 +237,7 @@ static int simplefb_clocks_get(struct simplefb_par *par,
if (IS_ERR(clock)) {
if (PTR_ERR(clock) == -EPROBE_DEFER) {
while (--i >= 0) {
- if (par->clks[i])
- clk_put(par->clks[i]);
+ clk_put(par->clks[i]);
}
kfree(par->clks);
return -EPROBE_DEFER;
diff --git a/drivers/video/fbdev/skeletonfb.c b/drivers/video/fbdev/skeletonfb.c
index bcacfb6934fa..d119b1d08007 100644
--- a/drivers/video/fbdev/skeletonfb.c
+++ b/drivers/video/fbdev/skeletonfb.c
@@ -96,7 +96,7 @@ static const struct fb_fix_screeninfo xxxfb_fix = {
/*
* Modern graphical hardware not only supports pipelines but some
- * also support multiple monitors where each display can have its
+ * also support multiple monitors where each display can have
* its own unique data. In this case each display could be
* represented by a separate framebuffer device thus a separate
* struct fb_info. Now the struct xxx_par represents the graphics
@@ -838,9 +838,9 @@ static void xxxfb_remove(struct pci_dev *dev)
*
* See Documentation/driver-api/pm/devices.rst for more information
*/
-static int xxxfb_suspend(struct pci_dev *dev, pm_message_t msg)
+static int xxxfb_suspend(struct device *dev)
{
- struct fb_info *info = pci_get_drvdata(dev);
+ struct fb_info *info = dev_get_drvdata(dev);
struct xxxfb_par *par = info->par;
/* suspend here */
@@ -853,9 +853,9 @@ static int xxxfb_suspend(struct pci_dev *dev, pm_message_t msg)
*
* See Documentation/driver-api/pm/devices.rst for more information
*/
-static int xxxfb_resume(struct pci_dev *dev)
+static int xxxfb_resume(struct device *dev)
{
- struct fb_info *info = pci_get_drvdata(dev);
+ struct fb_info *info = dev_get_drvdata(dev);
struct xxxfb_par *par = info->par;
/* resume here */
@@ -873,14 +873,15 @@ static const struct pci_device_id xxxfb_id_table[] = {
{ 0, }
};
+static SIMPLE_DEV_PM_OPS(xxxfb_pm_ops, xxxfb_suspend, xxxfb_resume);
+
/* For PCI drivers */
static struct pci_driver xxxfb_driver = {
.name = "xxxfb",
.id_table = xxxfb_id_table,
.probe = xxxfb_probe,
.remove = xxxfb_remove,
- .suspend = xxxfb_suspend, /* optional but recommended */
- .resume = xxxfb_resume, /* optional but recommended */
+ .driver.pm = xxxfb_pm_ops, /* optional but recommended */
};
MODULE_DEVICE_TABLE(pci, xxxfb_id_table);
diff --git a/drivers/watchdog/gxp-wdt.c b/drivers/watchdog/gxp-wdt.c
index b0b2d7a6fdde..2fd85be88278 100644
--- a/drivers/watchdog/gxp-wdt.c
+++ b/drivers/watchdog/gxp-wdt.c
@@ -172,3 +172,4 @@ module_platform_driver(gxp_wdt_driver);
MODULE_AUTHOR("Nick Hawkins <nick.hawkins@hpe.com>");
MODULE_AUTHOR("Jean-Marie Verdun <verdun@hpe.com>");
MODULE_DESCRIPTION("Driver for GXP watchdog timer");
+MODULE_LICENSE("GPL");
diff --git a/drivers/xen/features.c b/drivers/xen/features.c
index 7b591443833c..87f1828d40d5 100644
--- a/drivers/xen/features.c
+++ b/drivers/xen/features.c
@@ -42,7 +42,7 @@ void xen_setup_features(void)
if (HYPERVISOR_xen_version(XENVER_get_features, &fi) < 0)
break;
for (j = 0; j < 32; j++)
- xen_features[i * 32 + j] = !!(fi.submap & 1<<j);
+ xen_features[i * 32 + j] = !!(fi.submap & 1U << j);
}
if (xen_pv_domain()) {
diff --git a/drivers/xen/gntdev-common.h b/drivers/xen/gntdev-common.h
index 20d7d059dadb..40ef379c28ab 100644
--- a/drivers/xen/gntdev-common.h
+++ b/drivers/xen/gntdev-common.h
@@ -16,6 +16,7 @@
#include <linux/mmu_notifier.h>
#include <linux/types.h>
#include <xen/interface/event_channel.h>
+#include <xen/grant_table.h>
struct gntdev_dmabuf_priv;
@@ -56,6 +57,7 @@ struct gntdev_grant_map {
struct gnttab_unmap_grant_ref *unmap_ops;
struct gnttab_map_grant_ref *kmap_ops;
struct gnttab_unmap_grant_ref *kunmap_ops;
+ bool *being_removed;
struct page **pages;
unsigned long pages_vm_start;
@@ -73,6 +75,11 @@ struct gntdev_grant_map {
/* Needed to avoid allocation in gnttab_dma_free_pages(). */
xen_pfn_t *frames;
#endif
+
+ /* Number of live grants */
+ atomic_t live_grants;
+ /* Needed to avoid allocation in __unmap_grant_pages */
+ struct gntab_unmap_queue_data unmap_data;
};
struct gntdev_grant_map *gntdev_alloc_map(struct gntdev_priv *priv, int count,
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index 59ffea800079..4b56c39f766d 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -35,6 +35,7 @@
#include <linux/slab.h>
#include <linux/highmem.h>
#include <linux/refcount.h>
+#include <linux/workqueue.h>
#include <xen/xen.h>
#include <xen/grant_table.h>
@@ -60,10 +61,11 @@ module_param(limit, uint, 0644);
MODULE_PARM_DESC(limit,
"Maximum number of grants that may be mapped by one mapping request");
+/* True in PV mode, false otherwise */
static int use_ptemod;
-static int unmap_grant_pages(struct gntdev_grant_map *map,
- int offset, int pages);
+static void unmap_grant_pages(struct gntdev_grant_map *map,
+ int offset, int pages);
static struct miscdevice gntdev_miscdev;
@@ -120,6 +122,7 @@ static void gntdev_free_map(struct gntdev_grant_map *map)
kvfree(map->unmap_ops);
kvfree(map->kmap_ops);
kvfree(map->kunmap_ops);
+ kvfree(map->being_removed);
kfree(map);
}
@@ -140,10 +143,13 @@ struct gntdev_grant_map *gntdev_alloc_map(struct gntdev_priv *priv, int count,
add->unmap_ops = kvmalloc_array(count, sizeof(add->unmap_ops[0]),
GFP_KERNEL);
add->pages = kvcalloc(count, sizeof(add->pages[0]), GFP_KERNEL);
+ add->being_removed =
+ kvcalloc(count, sizeof(add->being_removed[0]), GFP_KERNEL);
if (NULL == add->grants ||
NULL == add->map_ops ||
NULL == add->unmap_ops ||
- NULL == add->pages)
+ NULL == add->pages ||
+ NULL == add->being_removed)
goto err;
if (use_ptemod) {
add->kmap_ops = kvmalloc_array(count, sizeof(add->kmap_ops[0]),
@@ -250,9 +256,36 @@ void gntdev_put_map(struct gntdev_priv *priv, struct gntdev_grant_map *map)
if (!refcount_dec_and_test(&map->users))
return;
- if (map->pages && !use_ptemod)
+ if (map->pages && !use_ptemod) {
+ /*
+ * Increment the reference count. This ensures that the
+ * subsequent call to unmap_grant_pages() will not wind up
+ * re-entering itself. It *can* wind up calling
+ * gntdev_put_map() recursively, but such calls will be with a
+ * reference count greater than 1, so they will return before
+ * this code is reached. The recursion depth is thus limited to
+ * 1. Do NOT use refcount_inc() here, as it will detect that
+ * the reference count is zero and WARN().
+ */
+ refcount_set(&map->users, 1);
+
+ /*
+ * Unmap the grants. This may or may not be asynchronous, so it
+ * is possible that the reference count is 1 on return, but it
+ * could also be greater than 1.
+ */
unmap_grant_pages(map, 0, map->count);
+ /* Check if the memory now needs to be freed */
+ if (!refcount_dec_and_test(&map->users))
+ return;
+
+ /*
+ * All pages have been returned to the hypervisor, so free the
+ * map.
+ */
+ }
+
if (map->notify.flags & UNMAP_NOTIFY_SEND_EVENT) {
notify_remote_via_evtchn(map->notify.event);
evtchn_put(map->notify.event);
@@ -283,6 +316,7 @@ static int find_grant_ptes(pte_t *pte, unsigned long addr, void *data)
int gntdev_map_grant_pages(struct gntdev_grant_map *map)
{
+ size_t alloced = 0;
int i, err = 0;
if (!use_ptemod) {
@@ -331,97 +365,116 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
map->count);
for (i = 0; i < map->count; i++) {
- if (map->map_ops[i].status == GNTST_okay)
+ if (map->map_ops[i].status == GNTST_okay) {
map->unmap_ops[i].handle = map->map_ops[i].handle;
- else if (!err)
+ if (!use_ptemod)
+ alloced++;
+ } else if (!err)
err = -EINVAL;
if (map->flags & GNTMAP_device_map)
map->unmap_ops[i].dev_bus_addr = map->map_ops[i].dev_bus_addr;
if (use_ptemod) {
- if (map->kmap_ops[i].status == GNTST_okay)
+ if (map->kmap_ops[i].status == GNTST_okay) {
+ if (map->map_ops[i].status == GNTST_okay)
+ alloced++;
map->kunmap_ops[i].handle = map->kmap_ops[i].handle;
- else if (!err)
+ } else if (!err)
err = -EINVAL;
}
}
+ atomic_add(alloced, &map->live_grants);
return err;
}
-static int __unmap_grant_pages(struct gntdev_grant_map *map, int offset,
- int pages)
+static void __unmap_grant_pages_done(int result,
+ struct gntab_unmap_queue_data *data)
{
- int i, err = 0;
- struct gntab_unmap_queue_data unmap_data;
-
- if (map->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) {
- int pgno = (map->notify.addr >> PAGE_SHIFT);
- if (pgno >= offset && pgno < offset + pages) {
- /* No need for kmap, pages are in lowmem */
- uint8_t *tmp = pfn_to_kaddr(page_to_pfn(map->pages[pgno]));
- tmp[map->notify.addr & (PAGE_SIZE-1)] = 0;
- map->notify.flags &= ~UNMAP_NOTIFY_CLEAR_BYTE;
- }
- }
-
- unmap_data.unmap_ops = map->unmap_ops + offset;
- unmap_data.kunmap_ops = use_ptemod ? map->kunmap_ops + offset : NULL;
- unmap_data.pages = map->pages + offset;
- unmap_data.count = pages;
-
- err = gnttab_unmap_refs_sync(&unmap_data);
- if (err)
- return err;
+ unsigned int i;
+ struct gntdev_grant_map *map = data->data;
+ unsigned int offset = data->unmap_ops - map->unmap_ops;
- for (i = 0; i < pages; i++) {
- if (map->unmap_ops[offset+i].status)
- err = -EINVAL;
+ for (i = 0; i < data->count; i++) {
+ WARN_ON(map->unmap_ops[offset+i].status);
pr_debug("unmap handle=%d st=%d\n",
map->unmap_ops[offset+i].handle,
map->unmap_ops[offset+i].status);
map->unmap_ops[offset+i].handle = INVALID_GRANT_HANDLE;
if (use_ptemod) {
- if (map->kunmap_ops[offset+i].status)
- err = -EINVAL;
+ WARN_ON(map->kunmap_ops[offset+i].status);
pr_debug("kunmap handle=%u st=%d\n",
map->kunmap_ops[offset+i].handle,
map->kunmap_ops[offset+i].status);
map->kunmap_ops[offset+i].handle = INVALID_GRANT_HANDLE;
}
}
- return err;
+ /*
+ * Decrease the live-grant counter. This must happen after the loop to
+ * prevent premature reuse of the grants by gnttab_mmap().
+ */
+ atomic_sub(data->count, &map->live_grants);
+
+ /* Release reference taken by __unmap_grant_pages */
+ gntdev_put_map(NULL, map);
+}
+
+static void __unmap_grant_pages(struct gntdev_grant_map *map, int offset,
+ int pages)
+{
+ if (map->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) {
+ int pgno = (map->notify.addr >> PAGE_SHIFT);
+
+ if (pgno >= offset && pgno < offset + pages) {
+ /* No need for kmap, pages are in lowmem */
+ uint8_t *tmp = pfn_to_kaddr(page_to_pfn(map->pages[pgno]));
+
+ tmp[map->notify.addr & (PAGE_SIZE-1)] = 0;
+ map->notify.flags &= ~UNMAP_NOTIFY_CLEAR_BYTE;
+ }
+ }
+
+ map->unmap_data.unmap_ops = map->unmap_ops + offset;
+ map->unmap_data.kunmap_ops = use_ptemod ? map->kunmap_ops + offset : NULL;
+ map->unmap_data.pages = map->pages + offset;
+ map->unmap_data.count = pages;
+ map->unmap_data.done = __unmap_grant_pages_done;
+ map->unmap_data.data = map;
+ refcount_inc(&map->users); /* to keep map alive during async call below */
+
+ gnttab_unmap_refs_async(&map->unmap_data);
}
-static int unmap_grant_pages(struct gntdev_grant_map *map, int offset,
- int pages)
+static void unmap_grant_pages(struct gntdev_grant_map *map, int offset,
+ int pages)
{
- int range, err = 0;
+ int range;
+
+ if (atomic_read(&map->live_grants) == 0)
+ return; /* Nothing to do */
pr_debug("unmap %d+%d [%d+%d]\n", map->index, map->count, offset, pages);
/* It is possible the requested range will have a "hole" where we
* already unmapped some of the grants. Only unmap valid ranges.
*/
- while (pages && !err) {
- while (pages &&
- map->unmap_ops[offset].handle == INVALID_GRANT_HANDLE) {
+ while (pages) {
+ while (pages && map->being_removed[offset]) {
offset++;
pages--;
}
range = 0;
while (range < pages) {
- if (map->unmap_ops[offset + range].handle ==
- INVALID_GRANT_HANDLE)
+ if (map->being_removed[offset + range])
break;
+ map->being_removed[offset + range] = true;
range++;
}
- err = __unmap_grant_pages(map, offset, range);
+ if (range)
+ __unmap_grant_pages(map, offset, range);
offset += range;
pages -= range;
}
-
- return err;
}
/* ------------------------------------------------------------------ */
@@ -473,7 +526,6 @@ static bool gntdev_invalidate(struct mmu_interval_notifier *mn,
struct gntdev_grant_map *map =
container_of(mn, struct gntdev_grant_map, notifier);
unsigned long mstart, mend;
- int err;
if (!mmu_notifier_range_blockable(range))
return false;
@@ -494,10 +546,9 @@ static bool gntdev_invalidate(struct mmu_interval_notifier *mn,
map->index, map->count,
map->vma->vm_start, map->vma->vm_end,
range->start, range->end, mstart, mend);
- err = unmap_grant_pages(map,
+ unmap_grant_pages(map,
(mstart - map->vma->vm_start) >> PAGE_SHIFT,
(mend - mstart) >> PAGE_SHIFT);
- WARN_ON(err);
return true;
}
@@ -985,6 +1036,10 @@ static int gntdev_mmap(struct file *flip, struct vm_area_struct *vma)
goto unlock_out;
if (use_ptemod && map->vma)
goto unlock_out;
+ if (atomic_read(&map->live_grants)) {
+ err = -EAGAIN;
+ goto unlock_out;
+ }
refcount_inc(&map->users);
vma->vm_ops = &gntdev_vmops;