diff options
author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 18:03:34 +0900 |
---|---|---|
committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 18:03:34 +0900 |
commit | 8599cf059209de22dd3be16816b90f1aad10c74a (patch) | |
tree | 8cd5bdec25431a2797147c3eea11532ec71b6272 /arch/sh/cchips | |
parent | ba463937ef75bceaf3943edf01f849257c68623a (diff) | |
download | kernel_samsung_smdk4412-8599cf059209de22dd3be16816b90f1aad10c74a.tar.gz kernel_samsung_smdk4412-8599cf059209de22dd3be16816b90f1aad10c74a.tar.bz2 kernel_samsung_smdk4412-8599cf059209de22dd3be16816b90f1aad10c74a.zip |
sh: Cleanup IRQ disabling for hardirq handlers.
The generic hardirq layer already takes care of a lot of the
appropriate locking and disabling for us, no need to duplicate
it in the handlers..
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/cchips')
-rw-r--r-- | arch/sh/cchips/hd6446x/hd64461/setup.c | 7 | ||||
-rw-r--r-- | arch/sh/cchips/hd6446x/hd64465/setup.c | 6 | ||||
-rw-r--r-- | arch/sh/cchips/voyagergx/irq.c | 20 |
3 files changed, 6 insertions, 27 deletions
diff --git a/arch/sh/cchips/hd6446x/hd64461/setup.c b/arch/sh/cchips/hd6446x/hd64461/setup.c index 6c961273a23..38f1e8171a3 100644 --- a/arch/sh/cchips/hd6446x/hd64461/setup.c +++ b/arch/sh/cchips/hd6446x/hd64461/setup.c @@ -11,35 +11,28 @@ #include <linux/interrupt.h> #include <linux/init.h> #include <linux/irq.h> - #include <asm/io.h> #include <asm/irq.h> #include <asm/hd64461.h> static void disable_hd64461_irq(unsigned int irq) { - unsigned long flags; unsigned short nimr; unsigned short mask = 1 << (irq - HD64461_IRQBASE); - local_irq_save(flags); nimr = inw(HD64461_NIMR); nimr |= mask; outw(nimr, HD64461_NIMR); - local_irq_restore(flags); } static void enable_hd64461_irq(unsigned int irq) { - unsigned long flags; unsigned short nimr; unsigned short mask = 1 << (irq - HD64461_IRQBASE); - local_irq_save(flags); nimr = inw(HD64461_NIMR); nimr &= ~mask; outw(nimr, HD64461_NIMR); - local_irq_restore(flags); } static void mask_and_ack_hd64461(unsigned int irq) diff --git a/arch/sh/cchips/hd6446x/hd64465/setup.c b/arch/sh/cchips/hd6446x/hd64465/setup.c index d2b2851bc44..30573d3e196 100644 --- a/arch/sh/cchips/hd6446x/hd64465/setup.c +++ b/arch/sh/cchips/hd6446x/hd64465/setup.c @@ -25,31 +25,25 @@ static void disable_hd64465_irq(unsigned int irq) { - unsigned long flags; unsigned short nimr; unsigned short mask = 1 << (irq - HD64465_IRQ_BASE); pr_debug("disable_hd64465_irq(%d): mask=%x\n", irq, mask); - local_irq_save(flags); nimr = inw(HD64465_REG_NIMR); nimr |= mask; outw(nimr, HD64465_REG_NIMR); - local_irq_restore(flags); } static void enable_hd64465_irq(unsigned int irq) { - unsigned long flags; unsigned short nimr; unsigned short mask = 1 << (irq - HD64465_IRQ_BASE); pr_debug("enable_hd64465_irq(%d): mask=%x\n", irq, mask); - local_irq_save(flags); nimr = inw(HD64465_REG_NIMR); nimr &= ~mask; outw(nimr, HD64465_REG_NIMR); - local_irq_restore(flags); } diff --git a/arch/sh/cchips/voyagergx/irq.c b/arch/sh/cchips/voyagergx/irq.c index 4cfa7c99055..392c8b12ce3 100644 --- a/arch/sh/cchips/voyagergx/irq.c +++ b/arch/sh/cchips/voyagergx/irq.c @@ -36,32 +36,26 @@ static void disable_voyagergx_irq(unsigned int irq) { - unsigned long flags, val; - unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); + unsigned long val; + unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); pr_debug("disable_voyagergx_irq(%d): mask=%x\n", irq, mask); - local_irq_save(flags); val = inl(VOYAGER_INT_MASK); val &= ~mask; outl(val, VOYAGER_INT_MASK); - local_irq_restore(flags); } - static void enable_voyagergx_irq(unsigned int irq) { - unsigned long flags, val; - unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); + unsigned long val; + unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); pr_debug("disable_voyagergx_irq(%d): mask=%x\n", irq, mask); - local_irq_save(flags); val = inl(VOYAGER_INT_MASK); val |= mask; outl(val, VOYAGER_INT_MASK); - local_irq_restore(flags); } - static void mask_and_ack_voyagergx(unsigned int irq) { disable_voyagergx_irq(irq); @@ -94,7 +88,8 @@ static struct hw_interrupt_type voyagergx_irq_type = { .end = end_voyagergx_irq, }; -static irqreturn_t voyagergx_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t voyagergx_interrupt(int irq, void *dev_id, + struct pt_regs *regs) { printk(KERN_INFO "VoyagerGX: spurious interrupt, status: 0x%x\n", @@ -102,9 +97,6 @@ static irqreturn_t voyagergx_interrupt(int irq, void *dev_id, struct pt_regs *re return IRQ_HANDLED; } - -/*====================================================*/ - static struct { int (*func)(int, void *); void *dev; |