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authorThomas Gleixner <tglx@linutronix.de>2011-03-23 21:09:08 +0000
committerRalf Baechle <ralf@linux-mips.org>2011-03-25 18:45:18 +0100
commit8fcc34e5ce0a94157349db5a060fbd3656100c6b (patch)
tree44a6094946a5062c7c83062afb57658a7583e8a1 /arch/mips/pnx833x
parentd7881fbdf866d7d0fc3fd65805b47a837217ba2b (diff)
MIPS: PNX83xx: Convert to new irq_chip functions
Signed-off-by: Thomas Gleixner <tglx@linutronix.de> To: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2198/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/pnx833x')
-rw-r--r--arch/mips/pnx833x/common/interrupts.c98
1 files changed, 16 insertions, 82 deletions
diff --git a/arch/mips/pnx833x/common/interrupts.c b/arch/mips/pnx833x/common/interrupts.c
index 941916f8aaff..b226bcb0a2f4 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)

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