openwrt/target/linux/brcm63xx/patches-3.14/326-MIPS-BCM63XX-use-irq_desc-as-argument-for-un-mask.patch
Jonas Gorski 2b6403722b brcm63xx: update irq affinity code to latest version
Reduces code size a bit and sets affinity to boot cpu by default.

Signed-off-by: Jonas Gorski <jogo@openwrt.org>

SVN-Revision: 41591
2014-07-12 12:31:47 +00:00

84 lines
2.8 KiB
Diff

From e23dc903cd69d32d407ea1b7310bc9a71e00d359 Mon Sep 17 00:00:00 2001
From: Jonas Gorski <jogo@openwrt.org>
Date: Tue, 30 Apr 2013 11:26:53 +0200
Subject: [PATCH 09/10] MIPS: BCM63XX: use irq_desc as argument for (un)mask
In preparation for applying affinity, use the irq descriptor as the
argument for (un)mask.
Signed-off-by: Jonas Gorski <jogo@openwrt.org>
---
arch/mips/bcm63xx/irq.c | 18 ++++++++++--------
1 file changed, 10 insertions(+), 8 deletions(-)
--- a/arch/mips/bcm63xx/irq.c
+++ b/arch/mips/bcm63xx/irq.c
@@ -31,8 +31,8 @@ static int is_ext_irq_cascaded;
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_mask)(struct irq_data *d);
+static void (*internal_irq_unmask)(struct irq_data *d);
static inline u32 get_ext_irq_perf_reg(int irq)
@@ -96,9 +96,10 @@ void __dispatch_internal_##width(int cpu
} \
} \
\
-static void __internal_irq_mask_##width(unsigned int irq) \
+static void __internal_irq_mask_##width(struct irq_data *d) \
{ \
u32 val; \
+ unsigned irq = d->irq - IRQ_INTERNAL_BASE; \
unsigned reg = (irq / 32) ^ (width/32 - 1); \
unsigned bit = irq & 0x1f; \
unsigned long flags; \
@@ -116,9 +117,10 @@ static void __internal_irq_mask_##width(
spin_unlock_irqrestore(&ipic_lock, flags); \
} \
\
-static void __internal_irq_unmask_##width(unsigned int irq) \
+static void __internal_irq_unmask_##width(struct irq_data *d) \
{ \
u32 val; \
+ unsigned irq = d->irq - IRQ_INTERNAL_BASE; \
unsigned reg = (irq / 32) ^ (width/32 - 1); \
unsigned bit = irq & 0x1f; \
unsigned long flags; \
@@ -182,12 +184,12 @@ asmlinkage void plat_irq_dispatch(void)
*/
static void bcm63xx_internal_irq_mask(struct irq_data *d)
{
- internal_irq_mask(d->irq - IRQ_INTERNAL_BASE);
+ internal_irq_mask(d);
}
static void bcm63xx_internal_irq_unmask(struct irq_data *d)
{
- internal_irq_unmask(d->irq - IRQ_INTERNAL_BASE);
+ internal_irq_unmask(d);
}
/*
@@ -213,7 +215,7 @@ static void bcm63xx_external_irq_mask(st
spin_unlock_irqrestore(&epic_lock, flags);
if (is_ext_irq_cascaded)
- internal_irq_mask(irq + ext_irq_start);
+ internal_irq_mask(irq_get_irq_data(irq + ext_irq_start));
}
static void bcm63xx_external_irq_unmask(struct irq_data *d)
@@ -235,7 +237,7 @@ static void bcm63xx_external_irq_unmask(
spin_unlock_irqrestore(&epic_lock, flags);
if (is_ext_irq_cascaded)
- internal_irq_unmask(irq + ext_irq_start);
+ internal_irq_unmask(irq_get_irq_data(irq + ext_irq_start));
}
static void bcm63xx_external_irq_clear(struct irq_data *d)