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-rw-r--r--drivers/irqchip/Kconfig8
-rw-r--r--drivers/irqchip/irq-bcm2836.c3
-rw-r--r--drivers/irqchip/irq-brcmstb-l2.c28
-rw-r--r--drivers/irqchip/irq-gic-v3-its.c2
-rw-r--r--drivers/irqchip/irq-gic-v3.c21
-rw-r--r--drivers/irqchip/irq-gic.c2
-rw-r--r--drivers/irqchip/irq-keystone.c11
-rw-r--r--drivers/irqchip/irq-loongarch-avec.c16
-rw-r--r--drivers/irqchip/irq-sunxi-nmi.c3
-rw-r--r--drivers/irqchip/irq-ti-sci-inta.c1
-rw-r--r--drivers/irqchip/irq-ti-sci-intr.c1
-rw-r--r--drivers/irqchip/irq-ts4800.c2
-rw-r--r--drivers/irqchip/irqchip.c4
13 files changed, 49 insertions, 53 deletions
diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig
index 55d7122121e2..be063bfb50c4 100644
--- a/drivers/irqchip/Kconfig
+++ b/drivers/irqchip/Kconfig
@@ -415,7 +415,7 @@ config PARTITION_PERCPU
config STM32MP_EXTI
tristate "STM32MP extended interrupts and event controller"
depends on (ARCH_STM32 && !ARM_SINGLE_ARMV7M) || COMPILE_TEST
- default y
+ default ARCH_STM32 && !ARM_SINGLE_ARMV7M
select IRQ_DOMAIN_HIERARCHY
select GENERIC_IRQ_CHIP
help
@@ -534,8 +534,9 @@ config LS1X_IRQ
Support for the Loongson-1 platform Interrupt Controller.
config TI_SCI_INTR_IRQCHIP
- bool
+ tristate "TI SCI INTR Interrupt Controller"
depends on TI_SCI_PROTOCOL
+ depends on ARCH_K3 || COMPILE_TEST
select IRQ_DOMAIN_HIERARCHY
help
This enables the irqchip driver support for K3 Interrupt router
@@ -544,8 +545,9 @@ config TI_SCI_INTR_IRQCHIP
TI System Controller, say Y here. Otherwise, say N.
config TI_SCI_INTA_IRQCHIP
- bool
+ tristate "TI SCI INTA Interrupt Controller"
depends on TI_SCI_PROTOCOL
+ depends on ARCH_K3 || (COMPILE_TEST && ARM64)
select IRQ_DOMAIN_HIERARCHY
select TI_SCI_INTA_MSI_DOMAIN
help
diff --git a/drivers/irqchip/irq-bcm2836.c b/drivers/irqchip/irq-bcm2836.c
index e5f1059b989f..e366257684b5 100644
--- a/drivers/irqchip/irq-bcm2836.c
+++ b/drivers/irqchip/irq-bcm2836.c
@@ -58,6 +58,7 @@ static struct irq_chip bcm2836_arm_irqchip_timer = {
.name = "bcm2836-timer",
.irq_mask = bcm2836_arm_irqchip_mask_timer_irq,
.irq_unmask = bcm2836_arm_irqchip_unmask_timer_irq,
+ .flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE,
};
static void bcm2836_arm_irqchip_mask_pmu_irq(struct irq_data *d)
@@ -74,6 +75,7 @@ static struct irq_chip bcm2836_arm_irqchip_pmu = {
.name = "bcm2836-pmu",
.irq_mask = bcm2836_arm_irqchip_mask_pmu_irq,
.irq_unmask = bcm2836_arm_irqchip_unmask_pmu_irq,
+ .flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE,
};
static void bcm2836_arm_irqchip_mask_gpu_irq(struct irq_data *d)
@@ -88,6 +90,7 @@ static struct irq_chip bcm2836_arm_irqchip_gpu = {
.name = "bcm2836-gpu",
.irq_mask = bcm2836_arm_irqchip_mask_gpu_irq,
.irq_unmask = bcm2836_arm_irqchip_unmask_gpu_irq,
+ .flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_SKIP_SET_WAKE,
};
static void bcm2836_arm_irqchip_dummy_op(struct irq_data *d)
diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c
index c988886917f7..db4c9721fcf2 100644
--- a/drivers/irqchip/irq-brcmstb-l2.c
+++ b/drivers/irqchip/irq-brcmstb-l2.c
@@ -61,32 +61,6 @@ struct brcmstb_l2_intc_data {
u32 saved_mask; /* for suspend/resume */
};
-/**
- * brcmstb_l2_mask_and_ack - Mask and ack pending interrupt
- * @d: irq_data
- *
- * Chip has separate enable/disable registers instead of a single mask
- * register and pending interrupt is acknowledged by setting a bit.
- *
- * Note: This function is generic and could easily be added to the
- * generic irqchip implementation if there ever becomes a will to do so.
- * Perhaps with a name like irq_gc_mask_disable_and_ack_set().
- *
- * e.g.: https://patchwork.kernel.org/patch/9831047/
- */
-static void brcmstb_l2_mask_and_ack(struct irq_data *d)
-{
- struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d);
- struct irq_chip_type *ct = irq_data_get_chip_type(d);
- u32 mask = d->mask;
-
- irq_gc_lock(gc);
- irq_reg_writel(gc, mask, ct->regs.disable);
- *ct->mask_cache &= ~mask;
- irq_reg_writel(gc, mask, ct->regs.ack);
- irq_gc_unlock(gc);
-}
-
static void brcmstb_l2_intc_irq_handle(struct irq_desc *desc)
{
struct brcmstb_l2_intc_data *b = irq_desc_get_handler_data(desc);
@@ -248,7 +222,7 @@ static int __init brcmstb_l2_intc_of_init(struct device_node *np,
if (init_params->cpu_clear >= 0) {
ct->regs.ack = init_params->cpu_clear;
ct->chip.irq_ack = irq_gc_ack_set_bit;
- ct->chip.irq_mask_ack = brcmstb_l2_mask_and_ack;
+ ct->chip.irq_mask_ack = irq_gc_mask_disable_and_ack_set;
} else {
/* No Ack - but still slightly more efficient to define this */
ct->chip.irq_mask_ack = irq_gc_mask_disable_reg;
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index 92244cfa0464..8c3ec5734f1e 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c
@@ -2045,7 +2045,7 @@ static int its_irq_set_vcpu_affinity(struct irq_data *d, void *vcpu_info)
if (!is_v4(its_dev->its))
return -EINVAL;
- guard(raw_spinlock_irq)(&its_dev->event_map.vlpi_lock);
+ guard(raw_spinlock)(&its_dev->event_map.vlpi_lock);
/* Unmap request? */
if (!info)
diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index 8b6159f4cdaf..76dce0aac246 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -161,7 +161,22 @@ static bool cpus_have_group0 __ro_after_init;
static void __init gic_prio_init(void)
{
- cpus_have_security_disabled = gic_dist_security_disabled();
+ bool ds;
+
+ ds = gic_dist_security_disabled();
+ if (!ds) {
+ u32 val;
+
+ val = readl_relaxed(gic_data.dist_base + GICD_CTLR);
+ val |= GICD_CTLR_DS;
+ writel_relaxed(val, gic_data.dist_base + GICD_CTLR);
+
+ ds = gic_dist_security_disabled();
+ if (ds)
+ pr_warn("Broken GIC integration, security disabled");
+ }
+
+ cpus_have_security_disabled = ds;
cpus_have_group0 = gic_has_group0();
/*
@@ -817,7 +832,7 @@ static void gic_deactivate_unhandled(u32 irqnr)
* register state is not stale, as these may have been indirectly written
* *after* exception entry.
*
- * (2) Deactivate the interrupt when EOI mode 1 is in use.
+ * (2) Execute an interrupt priority drop when EOI mode 1 is in use.
*/
static inline void gic_complete_ack(u32 irqnr)
{
@@ -1507,7 +1522,7 @@ static int gic_retrigger(struct irq_data *data)
static int gic_cpu_pm_notifier(struct notifier_block *self,
unsigned long cmd, void *v)
{
- if (cmd == CPU_PM_EXIT) {
+ if (cmd == CPU_PM_EXIT || cmd == CPU_PM_ENTER_FAILED) {
if (gic_dist_security_disabled())
gic_enable_redist(true);
gic_cpu_sys_reg_enable();
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 8fae6dc01024..6503573557fd 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -64,7 +64,7 @@ static void gic_check_cpu_features(void)
union gic_base {
void __iomem *common_base;
- void __percpu * __iomem *percpu_base;
+ void __iomem * __percpu *percpu_base;
};
struct gic_chip_data {
diff --git a/drivers/irqchip/irq-keystone.c b/drivers/irqchip/irq-keystone.c
index 808c781e2548..37e1a03fcbb4 100644
--- a/drivers/irqchip/irq-keystone.c
+++ b/drivers/irqchip/irq-keystone.c
@@ -141,18 +141,11 @@ static int keystone_irq_probe(struct platform_device *pdev)
if (!kirq)
return -ENOMEM;
- kirq->devctrl_regs =
- syscon_regmap_lookup_by_phandle(np, "ti,syscon-dev");
+ kirq->devctrl_regs = syscon_regmap_lookup_by_phandle_args(np, "ti,syscon-dev",
+ 1, &kirq->devctrl_offset);
if (IS_ERR(kirq->devctrl_regs))
return PTR_ERR(kirq->devctrl_regs);
- ret = of_property_read_u32_index(np, "ti,syscon-dev", 1,
- &kirq->devctrl_offset);
- if (ret) {
- dev_err(dev, "couldn't read the devctrl_offset offset!\n");
- return ret;
- }
-
kirq->irq = platform_get_irq(pdev, 0);
if (kirq->irq < 0)
return kirq->irq;
diff --git a/drivers/irqchip/irq-loongarch-avec.c b/drivers/irqchip/irq-loongarch-avec.c
index 0f6e465dd309..80e55955a29f 100644
--- a/drivers/irqchip/irq-loongarch-avec.c
+++ b/drivers/irqchip/irq-loongarch-avec.c
@@ -56,6 +56,15 @@ struct avecintc_data {
unsigned int moving;
};
+static inline void avecintc_enable(void)
+{
+ u64 value;
+
+ value = iocsr_read64(LOONGARCH_IOCSR_MISC_FUNC);
+ value |= IOCSR_MISC_FUNC_AVEC_EN;
+ iocsr_write64(value, LOONGARCH_IOCSR_MISC_FUNC);
+}
+
static inline void avecintc_ack_irq(struct irq_data *d)
{
}
@@ -127,6 +136,8 @@ static int avecintc_cpu_online(unsigned int cpu)
guard(raw_spinlock)(&loongarch_avec.lock);
+ avecintc_enable();
+
irq_matrix_online(loongarch_avec.vector_matrix);
pending_list_init(cpu);
@@ -339,7 +350,6 @@ static int __init irq_matrix_init(void)
static int __init avecintc_init(struct irq_domain *parent)
{
int ret, parent_irq;
- unsigned long value;
raw_spin_lock_init(&loongarch_avec.lock);
@@ -378,9 +388,7 @@ static int __init avecintc_init(struct irq_domain *parent)
"irqchip/loongarch/avecintc:starting",
avecintc_cpu_online, avecintc_cpu_offline);
#endif
- value = iocsr_read64(LOONGARCH_IOCSR_MISC_FUNC);
- value |= IOCSR_MISC_FUNC_AVEC_EN;
- iocsr_write64(value, LOONGARCH_IOCSR_MISC_FUNC);
+ avecintc_enable();
return ret;
diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index bb92fd85e975..0b4312152024 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -186,7 +186,8 @@ static int __init sunxi_sc_nmi_irq_init(struct device_node *node,
gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit;
gc->chip_types[0].chip.irq_eoi = irq_gc_ack_set_bit;
gc->chip_types[0].chip.irq_set_type = sunxi_sc_nmi_set_type;
- gc->chip_types[0].chip.flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED;
+ gc->chip_types[0].chip.flags = IRQCHIP_EOI_THREADED | IRQCHIP_EOI_IF_HANDLED |
+ IRQCHIP_SKIP_SET_WAKE;
gc->chip_types[0].regs.ack = reg_offs->pend;
gc->chip_types[0].regs.mask = reg_offs->enable;
gc->chip_types[0].regs.type = reg_offs->ctrl;
diff --git a/drivers/irqchip/irq-ti-sci-inta.c b/drivers/irqchip/irq-ti-sci-inta.c
index b83f5cbab123..a887efba262c 100644
--- a/drivers/irqchip/irq-ti-sci-inta.c
+++ b/drivers/irqchip/irq-ti-sci-inta.c
@@ -743,3 +743,4 @@ module_platform_driver(ti_sci_inta_irq_domain_driver);
MODULE_AUTHOR("Lokesh Vutla <lokeshvutla@ti.com>");
MODULE_DESCRIPTION("K3 Interrupt Aggregator driver over TI SCI protocol");
+MODULE_LICENSE("GPL");
diff --git a/drivers/irqchip/irq-ti-sci-intr.c b/drivers/irqchip/irq-ti-sci-intr.c
index c027cd9e4a69..b49a73106c69 100644
--- a/drivers/irqchip/irq-ti-sci-intr.c
+++ b/drivers/irqchip/irq-ti-sci-intr.c
@@ -303,3 +303,4 @@ module_platform_driver(ti_sci_intr_irq_domain_driver);
MODULE_AUTHOR("Lokesh Vutla <lokeshvutla@ticom>");
MODULE_DESCRIPTION("K3 Interrupt Router driver over TI SCI protocol");
+MODULE_LICENSE("GPL");
diff --git a/drivers/irqchip/irq-ts4800.c b/drivers/irqchip/irq-ts4800.c
index cc219f28d317..960c343d5781 100644
--- a/drivers/irqchip/irq-ts4800.c
+++ b/drivers/irqchip/irq-ts4800.c
@@ -52,7 +52,7 @@ static void ts4800_irq_print_chip(struct irq_data *d, struct seq_file *p)
{
struct ts4800_irq_data *data = irq_data_get_irq_chip_data(d);
- seq_printf(p, "%s", dev_name(&data->pdev->dev));
+ seq_puts(p, dev_name(&data->pdev->dev));
}
static const struct irq_chip ts4800_chip = {
diff --git a/drivers/irqchip/irqchip.c b/drivers/irqchip/irqchip.c
index 1eeb0d0156ce..0ee7b6b71f5f 100644
--- a/drivers/irqchip/irqchip.c
+++ b/drivers/irqchip/irqchip.c
@@ -35,11 +35,10 @@ void __init irqchip_init(void)
int platform_irqchip_probe(struct platform_device *pdev)
{
struct device_node *np = pdev->dev.of_node;
- struct device_node *par_np = of_irq_find_parent(np);
+ struct device_node *par_np __free(device_node) = of_irq_find_parent(np);
of_irq_init_cb_t irq_init_cb = of_device_get_match_data(&pdev->dev);
if (!irq_init_cb) {
- of_node_put(par_np);
return -EINVAL;
}
@@ -55,7 +54,6 @@ int platform_irqchip_probe(struct platform_device *pdev)
* interrupt controller can check for specific domains as necessary.
*/
if (par_np && !irq_find_matching_host(par_np, DOMAIN_BUS_ANY)) {
- of_node_put(par_np);
return -EPROBE_DEFER;
}
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-26 04:31:11 +0000