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Diffstat (limited to 'target/linux/brcm63xx/patches-3.9/321-MIPS-BCM63XX-add-cpumask-argument-to-unmask.patch')
-rw-r--r--target/linux/brcm63xx/patches-3.9/321-MIPS-BCM63XX-add-cpumask-argument-to-unmask.patch68
1 files changed, 68 insertions, 0 deletions
diff --git a/target/linux/brcm63xx/patches-3.9/321-MIPS-BCM63XX-add-cpumask-argument-to-unmask.patch b/target/linux/brcm63xx/patches-3.9/321-MIPS-BCM63XX-add-cpumask-argument-to-unmask.patch
new file mode 100644
index 0000000000..1047de39eb
--- /dev/null
+++ b/target/linux/brcm63xx/patches-3.9/321-MIPS-BCM63XX-add-cpumask-argument-to-unmask.patch
@@ -0,0 +1,68 @@
+From 8679976d2ec08db4e4a14ecdd1ee022b70e51fc6 Mon Sep 17 00:00:00 2001
+From: Jonas Gorski <jogo@openwrt.org>
+Date: Tue, 30 Apr 2013 11:26:53 +0200
+Subject: [PATCH 12/13] MIPS: BCM63XX: add cpumask argument to unmask
+
+Allow selective unmasking of IPIC irqs.
+
+Signed-off-by: Jonas Gorski <jogo@openwrt.org>
+---
+ arch/mips/bcm63xx/irq.c | 19 +++++++++++++------
+ 1 file changed, 13 insertions(+), 6 deletions(-)
+
+--- a/arch/mips/bcm63xx/irq.c
++++ b/arch/mips/bcm63xx/irq.c
+@@ -24,8 +24,10 @@ static void __dispatch_internal_32(int c
+ static void __dispatch_internal_64(int cpu) __maybe_unused;
+ static void __internal_irq_mask_32(unsigned int irq) __maybe_unused;
+ static void __internal_irq_mask_64(unsigned int irq) __maybe_unused;
+-static void __internal_irq_unmask_32(unsigned int irq) __maybe_unused;
+-static void __internal_irq_unmask_64(unsigned int irq) __maybe_unused;
++static void __internal_irq_unmask_32(unsigned int irq,
++ const struct cpumask *dest) __maybe_unused;
++static void __internal_irq_unmask_64(unsigned int irq,
++ const struct cpumask *dest) __maybe_unused;
+
+ static DEFINE_SPINLOCK(ipic_lock);
+ static DEFINE_SPINLOCK(epic_lock);
+@@ -150,7 +152,8 @@ static unsigned int ext_irq_count;
+ static unsigned int ext_irq_start, ext_irq_end;
+ static unsigned int ext_irq_cfg_reg1, ext_irq_cfg_reg2;
+ static void (*internal_irq_mask)(unsigned int irq);
+-static void (*internal_irq_unmask)(unsigned int irq);
++static void (*internal_irq_unmask)(unsigned int irq,
++ const struct cpumask *dest);
+
+ static void bcm63xx_init_irq(void)
+ {
+@@ -340,7 +343,8 @@ static void __internal_irq_mask_##width(
+ } \
+ } \
+ \
+-static void __internal_irq_unmask_##width(unsigned int irq) \
++static void __internal_irq_unmask_##width(unsigned int irq, \
++ const struct cpumask *dest) \
+ { \
+ u32 val; \
+ unsigned reg = (irq / 32) ^ (width/32 - 1); \
+@@ -351,7 +355,10 @@ static void __internal_irq_unmask_##widt
+ u32 irq_mask_addr = get_irq_mask_addr(cpu); \
+ \
+ val = bcm_readl(irq_mask_addr + reg * sizeof(u32)); \
+- val |= (1 << bit); \
++ if (cpu_isset(cpu, *dest)) \
++ val |= (1 << bit); \
++ else \
++ val &= ~(1 << bit); \
+ bcm_writel(val, irq_mask_addr + reg * sizeof(u32)); \
+ } \
+ }
+@@ -413,7 +420,7 @@ static void bcm63xx_internal_irq_unmask(
+ unsigned long flags;
+
+ spin_lock_irqsave(&ipic_lock, flags);
+- internal_irq_unmask(d->irq - IRQ_INTERNAL_BASE);
++ internal_irq_unmask(d->irq - IRQ_INTERNAL_BASE, cpu_online_mask);
+ spin_unlock_irqrestore(&ipic_lock, flags);
+ }
+