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authorThomas Gleixner <tglx@linutronix.de>2011-05-14 14:06:36 +0400
committerThomas Gleixner <tglx@linutronix.de>2011-05-14 14:06:36 +0400
commita18f22a968de17b29f2310cdb7ba69163e65ec15 (patch)
treea7d56d88fad5e444d7661484109758a2f436129e /arch/mips/pnx833x/common/interrupts.c
parenta1c57e0fec53defe745e64417eacdbd3618c3e66 (diff)
parent798778b8653f64b7b2162ac70eca10367cff6ce8 (diff)
downloadlinux-a18f22a968de17b29f2310cdb7ba69163e65ec15.tar.xz
Merge branch 'consolidate-clksrc-i8253' of master.kernel.org:~rmk/linux-2.6-arm into timers/clocksource
Conflicts: arch/ia64/kernel/cyclone.c arch/mips/kernel/i8253.c arch/x86/kernel/i8253.c Reason: Resolve conflicts so further cleanups do not conflict further Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/mips/pnx833x/common/interrupts.c')
-rw-r--r--arch/mips/pnx833x/common/interrupts.c104
1 files changed, 20 insertions, 84 deletions
diff --git a/arch/mips/pnx833x/common/interrupts.c b/arch/mips/pnx833x/common/interrupts.c
index 941916f8aaff..adc171c8846f 100644
--- a/arch/mips/pnx833x/common/interrupts.c
+++ b/arch/mips/pnx833x/common/interrupts.c
@@ -152,10 +152,6 @@ static inline void pnx833x_hard_disable_pic_irq(unsigned int irq)
PNX833X_PIC_INT_REG(irq) = 0;
}
-static int irqflags[PNX833X_PIC_NUM_IRQ]; /* initialized by zeroes */
-#define IRQFLAG_STARTED 1
-#define IRQFLAG_DISABLED 2
-
static DEFINE_RAW_SPINLOCK(pnx833x_irq_lock);
static unsigned int pnx833x_startup_pic_irq(unsigned int irq)
@@ -164,108 +160,54 @@ static unsigned int pnx833x_startup_pic_irq(unsigned int irq)
unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE;
raw_spin_lock_irqsave(&pnx833x_irq_lock, flags);
-
- irqflags[pic_irq] = IRQFLAG_STARTED; /* started, not disabled */
pnx833x_hard_enable_pic_irq(pic_irq);
-
raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags);
return 0;
}
-static void pnx833x_shutdown_pic_irq(unsigned int irq)
-{
- unsigned long flags;
- unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE;
-
- raw_spin_lock_irqsave(&pnx833x_irq_lock, flags);
-
- irqflags[pic_irq] = 0; /* not started */
- pnx833x_hard_disable_pic_irq(pic_irq);
-
- raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags);
-}
-
-static void pnx833x_enable_pic_irq(unsigned int irq)
+static void pnx833x_enable_pic_irq(struct irq_data *d)
{
unsigned long flags;
- unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE;
+ unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE;
raw_spin_lock_irqsave(&pnx833x_irq_lock, flags);
-
- irqflags[pic_irq] &= ~IRQFLAG_DISABLED;
- if (irqflags[pic_irq] == IRQFLAG_STARTED)
- pnx833x_hard_enable_pic_irq(pic_irq);
-
+ pnx833x_hard_enable_pic_irq(pic_irq);
raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags);
}
-static void pnx833x_disable_pic_irq(unsigned int irq)
+static void pnx833x_disable_pic_irq(struct irq_data *d)
{
unsigned long flags;
- unsigned int pic_irq = irq - PNX833X_PIC_IRQ_BASE;
+ unsigned int pic_irq = d->irq - PNX833X_PIC_IRQ_BASE;
raw_spin_lock_irqsave(&pnx833x_irq_lock, flags);
-
- irqflags[pic_irq] |= IRQFLAG_DISABLED;
pnx833x_hard_disable_pic_irq(pic_irq);
-
raw_spin_unlock_irqrestore(&pnx833x_irq_lock, flags);
}
-static void pnx833x_ack_pic_irq(unsigned int irq)
-{
-}
-
-static void pnx833x_end_pic_irq(unsigned int irq)
-{
-}
-
static DEFINE_RAW_SPINLOCK(pnx833x_gpio_pnx833x_irq_lock);
-static unsigned int pnx833x_startup_gpio_irq(unsigned int irq)
-{
- int pin = irq - PNX833X_GPIO_IRQ_BASE;
- unsigned long flags;
- raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags);
- pnx833x_gpio_enable_irq(pin);
- raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags);
- return 0;
-}
-
-static void pnx833x_enable_gpio_irq(unsigned int irq)
+static void pnx833x_enable_gpio_irq(struct irq_data *d)
{
- int pin = irq - PNX833X_GPIO_IRQ_BASE;
+ int pin = d->irq - PNX833X_GPIO_IRQ_BASE;
unsigned long flags;
raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags);
pnx833x_gpio_enable_irq(pin);
raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags);
}
-static void pnx833x_disable_gpio_irq(unsigned int irq)
+static void pnx833x_disable_gpio_irq(struct irq_data *d)
{
- int pin = irq - PNX833X_GPIO_IRQ_BASE;
+ int pin = d->irq - PNX833X_GPIO_IRQ_BASE;
unsigned long flags;
raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags);
pnx833x_gpio_disable_irq(pin);
raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags);
}
-static void pnx833x_ack_gpio_irq(unsigned int irq)
-{
-}
-
-static void pnx833x_end_gpio_irq(unsigned int irq)
-{
- int pin = irq - PNX833X_GPIO_IRQ_BASE;
- unsigned long flags;
- raw_spin_lock_irqsave(&pnx833x_gpio_pnx833x_irq_lock, flags);
- pnx833x_gpio_clear_irq(pin);
- raw_spin_unlock_irqrestore(&pnx833x_gpio_pnx833x_irq_lock, flags);
-}
-
-static int pnx833x_set_type_gpio_irq(unsigned int irq, unsigned int flow_type)
+static int pnx833x_set_type_gpio_irq(struct irq_data *d, unsigned int flow_type)
{
- int pin = irq - PNX833X_GPIO_IRQ_BASE;
+ int pin = d->irq - PNX833X_GPIO_IRQ_BASE;
int gpio_mode;
switch (flow_type) {
@@ -296,23 +238,15 @@ static int pnx833x_set_type_gpio_irq(unsigned int irq, unsigned int flow_type)
static struct irq_chip pnx833x_pic_irq_type = {
.name = "PNX-PIC",
- .startup = pnx833x_startup_pic_irq,
- .shutdown = pnx833x_shutdown_pic_irq,
- .enable = pnx833x_enable_pic_irq,
- .disable = pnx833x_disable_pic_irq,
- .ack = pnx833x_ack_pic_irq,
- .end = pnx833x_end_pic_irq
+ .irq_enable = pnx833x_enable_pic_irq,
+ .irq_disable = pnx833x_disable_pic_irq,
};
static struct irq_chip pnx833x_gpio_irq_type = {
.name = "PNX-GPIO",
- .startup = pnx833x_startup_gpio_irq,
- .shutdown = pnx833x_disable_gpio_irq,
- .enable = pnx833x_enable_gpio_irq,
- .disable = pnx833x_disable_gpio_irq,
- .ack = pnx833x_ack_gpio_irq,
- .end = pnx833x_end_gpio_irq,
- .set_type = pnx833x_set_type_gpio_irq
+ .irq_enable = pnx833x_enable_gpio_irq,
+ .irq_disable = pnx833x_disable_gpio_irq,
+ .irq_set_type = pnx833x_set_type_gpio_irq,
};
void __init arch_init_irq(void)
@@ -325,11 +259,13 @@ void __init arch_init_irq(void)
/* Set IRQ information in irq_desc */
for (irq = PNX833X_PIC_IRQ_BASE; irq < (PNX833X_PIC_IRQ_BASE + PNX833X_PIC_NUM_IRQ); irq++) {
pnx833x_hard_disable_pic_irq(irq);
- set_irq_chip_and_handler(irq, &pnx833x_pic_irq_type, handle_simple_irq);
+ irq_set_chip_and_handler(irq, &pnx833x_pic_irq_type,
+ handle_simple_irq);
}
for (irq = PNX833X_GPIO_IRQ_BASE; irq < (PNX833X_GPIO_IRQ_BASE + PNX833X_GPIO_NUM_IRQ); irq++)
- set_irq_chip_and_handler(irq, &pnx833x_gpio_irq_type, handle_simple_irq);
+ irq_set_chip_and_handler(irq, &pnx833x_gpio_irq_type,
+ handle_simple_irq);
/* Set PIC priority limiter register to 0 */
PNX833X_PIC_INT_PRIORITY = 0;