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author | Thomas Gleixner <tglx@linutronix.de> | 2014-09-14 13:19:19 (GMT) |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2014-09-14 13:20:54 (GMT) |
commit | 938c04a8708645ae335783ca630bbb806111802f (patch) | |
tree | 19cf3ae1d41d5f00035ab0d6fabe616bc528785a | |
parent | 7cad45eea3849faeb34591b60d16b50d13a38d77 (diff) | |
parent | fea322d1df439a8daefc6e00d65b879a03f83b17 (diff) | |
download | linux-938c04a8708645ae335783ca630bbb806111802f.tar.xz |
Merge tag 'irqchip-urgent-3.17' of git://git.infradead.org/users/jcooper/linux into irq/urgent
irqchip fixes for v3.17 from Jason Cooper
- GIC/GICV3: Various fixlets
- crossbar: Fix off-by-one bug
- exynos-combiner: Fix arm64 build error
-rw-r--r-- | drivers/irqchip/exynos-combiner.c | 1 | ||||
-rw-r--r-- | drivers/irqchip/irq-crossbar.c | 4 | ||||
-rw-r--r-- | drivers/irqchip/irq-gic-v3.c | 38 | ||||
-rw-r--r-- | drivers/irqchip/irq-gic.c | 2 |
4 files changed, 23 insertions, 22 deletions
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c index f8636a6..5945223 100644 --- a/drivers/irqchip/exynos-combiner.c +++ b/drivers/irqchip/exynos-combiner.c @@ -15,6 +15,7 @@ #include <linux/slab.h> #include <linux/irqdomain.h> #include <linux/irqchip/chained_irq.h> +#include <linux/interrupt.h> #include <linux/of_address.h> #include <linux/of_irq.h> diff --git a/drivers/irqchip/irq-crossbar.c b/drivers/irqchip/irq-crossbar.c index 85c2985..bbbaf5d 100644 --- a/drivers/irqchip/irq-crossbar.c +++ b/drivers/irqchip/irq-crossbar.c @@ -220,7 +220,7 @@ static int __init crossbar_of_init(struct device_node *node) of_property_read_u32_index(node, "ti,irqs-reserved", i, &entry); - if (entry > max) { + if (entry >= max) { pr_err("Invalid reserved entry\n"); ret = -EINVAL; goto err_irq_map; @@ -238,7 +238,7 @@ static int __init crossbar_of_init(struct device_node *node) of_property_read_u32_index(node, "ti,irqs-skip", i, &entry); - if (entry > max) { + if (entry >= max) { pr_err("Invalid skip entry\n"); ret = -EINVAL; goto err_irq_map; diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 57eaa5a..a0698b4 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -36,7 +36,7 @@ struct gic_chip_data { void __iomem *dist_base; void __iomem **redist_base; - void __percpu __iomem **rdist; + void __iomem * __percpu *rdist; struct irq_domain *domain; u64 redist_stride; u32 redist_regions; @@ -104,7 +104,7 @@ static void gic_redist_wait_for_rwp(void) } /* Low level accessors */ -static u64 gic_read_iar(void) +static u64 __maybe_unused gic_read_iar(void) { u64 irqstat; @@ -112,24 +112,24 @@ static u64 gic_read_iar(void) return irqstat; } -static void gic_write_pmr(u64 val) +static void __maybe_unused gic_write_pmr(u64 val) { asm volatile("msr_s " __stringify(ICC_PMR_EL1) ", %0" : : "r" (val)); } -static void gic_write_ctlr(u64 val) +static void __maybe_unused gic_write_ctlr(u64 val) { asm volatile("msr_s " __stringify(ICC_CTLR_EL1) ", %0" : : "r" (val)); isb(); } -static void gic_write_grpen1(u64 val) +static void __maybe_unused gic_write_grpen1(u64 val) { asm volatile("msr_s " __stringify(ICC_GRPEN1_EL1) ", %0" : : "r" (val)); isb(); } -static void gic_write_sgi1r(u64 val) +static void __maybe_unused gic_write_sgi1r(u64 val) { asm volatile("msr_s " __stringify(ICC_SGI1R_EL1) ", %0" : : "r" (val)); } @@ -200,19 +200,6 @@ static void gic_poke_irq(struct irq_data *d, u32 offset) rwp_wait(); } -static int gic_peek_irq(struct irq_data *d, u32 offset) -{ - u32 mask = 1 << (gic_irq(d) % 32); - void __iomem *base; - - if (gic_irq_in_rdist(d)) - base = gic_data_rdist_sgi_base(); - else - base = gic_data.dist_base; - - return !!(readl_relaxed(base + offset + (gic_irq(d) / 32) * 4) & mask); -} - static void gic_mask_irq(struct irq_data *d) { gic_poke_irq(d, GICD_ICENABLER); @@ -401,6 +388,19 @@ static void gic_cpu_init(void) } #ifdef CONFIG_SMP +static int gic_peek_irq(struct irq_data *d, u32 offset) +{ + u32 mask = 1 << (gic_irq(d) % 32); + void __iomem *base; + + if (gic_irq_in_rdist(d)) + base = gic_data_rdist_sgi_base(); + else + base = gic_data.dist_base; + + return !!(readl_relaxed(base + offset + (gic_irq(d) / 32) * 4) & mask); +} + static int gic_secondary_init(struct notifier_block *nfb, unsigned long action, void *hcpu) { diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 4b959e6..dda6dbc 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -867,7 +867,7 @@ static int gic_routable_irq_domain_xlate(struct irq_domain *d, return 0; } -const struct irq_domain_ops gic_default_routable_irq_domain_ops = { +static const struct irq_domain_ops gic_default_routable_irq_domain_ops = { .map = gic_routable_irq_domain_map, .unmap = gic_routable_irq_domain_unmap, .xlate = gic_routable_irq_domain_xlate, |