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authorThomas Gleixner <tglx@linutronix.de>2011-03-24 12:35:19 +0100
committerThomas Gleixner <tglx@linutronix.de>2011-03-29 14:47:53 +0200
commite83bbb115e3afc87bdb1d375d33bcfe910920002 (patch)
treecf66c8b78441c89d121bb1e930fe9db5718ba10e /arch/arm/plat-orion
parentcf8d1581c46254d286c51d12154196f7b94c46d2 (diff)
arm: Cleanup irq_desc access
Use the proper wrappers and use the flow type in irq_data. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/arm/plat-orion')
-rw-r--r--arch/arm/plat-orion/gpio.c25
-rw-r--r--arch/arm/plat-orion/irq.c2
2 files changed, 11 insertions, 16 deletions
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 078894bc3b9a..222327b2c230 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -324,9 +324,8 @@ EXPORT_SYMBOL(orion_gpio_set_blink);
static void gpio_irq_ack(struct irq_data *d)
{
struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d);
- int type;
+ int type = irqd_get_trigger_type(d);
- type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK;
if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
int pin = d->irq - ochip->secondary_irq_base;
@@ -337,11 +336,10 @@ static void gpio_irq_ack(struct irq_data *d)
static void gpio_irq_mask(struct irq_data *d)
{
struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d);
- int type;
+ int type = irqd_get_trigger_type(d);
void __iomem *reg;
int pin;
- type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK;
if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING))
reg = GPIO_EDGE_MASK(ochip);
else
@@ -355,11 +353,10 @@ static void gpio_irq_mask(struct irq_data *d)
static void gpio_irq_unmask(struct irq_data *d)
{
struct orion_gpio_chip *ochip = irq_data_get_irq_chip_data(d);
- int type;
+ int type = irqd_get_trigger_type(d);
void __iomem *reg;
int pin;
- type = irq_desc[d->irq].status & IRQ_TYPE_SENSE_MASK;
if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING))
reg = GPIO_EDGE_MASK(ochip);
else
@@ -389,9 +386,9 @@ static int gpio_irq_set_type(struct irq_data *d, u32 type)
* Set edge/level type.
*/
if (type & (IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING)) {
- set_irq_handler(d->irq, handle_edge_irq);
+ __irq_set_handler_locked(d->irq, handle_edge_irq);
} else if (type & (IRQ_TYPE_LEVEL_HIGH | IRQ_TYPE_LEVEL_LOW)) {
- set_irq_handler(d->irq, handle_level_irq);
+ __irq_set_handler_locked(d->irq, handle_level_irq);
} else {
printk(KERN_ERR "failed to set irq=%d (type=%d)\n",
d->irq, type);
@@ -480,7 +477,7 @@ void __init orion_gpio_init(int gpio_base, int ngpio,
set_irq_chip(irq, &orion_gpio_irq_chip);
set_irq_handler(irq, handle_level_irq);
set_irq_chip_data(irq, ochip);
- irq_desc[irq].status |= IRQ_LEVEL;
+ irq_set_status_flags(irq, IRQ_LEVEL);
set_irq_flags(irq, IRQF_VALID);
}
}
@@ -488,7 +485,7 @@ void __init orion_gpio_init(int gpio_base, int ngpio,
void orion_gpio_irq_handler(int pinoff)
{
struct orion_gpio_chip *ochip;
- u32 cause;
+ u32 cause, type;
int i;
ochip = orion_gpio_chip_find(pinoff);
@@ -500,15 +497,14 @@ void orion_gpio_irq_handler(int pinoff)
for (i = 0; i < ochip->chip.ngpio; i++) {
int irq;
- struct irq_desc *desc;
irq = ochip->secondary_irq_base + i;
if (!(cause & (1 << i)))
continue;
- desc = irq_desc + irq;
- if ((desc->status & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) {
+ type = irqd_get_trigger_type(irq_get_irq_data(irq));
+ if ((type & IRQ_TYPE_SENSE_MASK) == IRQ_TYPE_EDGE_BOTH) {
/* Swap polarity (race with GPIO line) */
u32 polarity;
@@ -516,7 +512,6 @@ void orion_gpio_irq_handler(int pinoff)
polarity ^= 1 << i;
writel(polarity, GPIO_IN_POL(ochip));
}
-
- desc_handle_irq(irq, desc);
+ generic_handle_irq(irq);
}
}
diff --git a/arch/arm/plat-orion/irq.c b/arch/arm/plat-orion/irq.c
index 7d0c7eb59f09..c163f9079e4b 100644
--- a/arch/arm/plat-orion/irq.c
+++ b/arch/arm/plat-orion/irq.c
@@ -59,7 +59,7 @@ void __init orion_irq_init(unsigned int irq_start, void __iomem *maskaddr)
set_irq_chip(irq, &orion_irq_chip);
set_irq_chip_data(irq, maskaddr);
set_irq_handler(irq, handle_level_irq);
- irq_desc[irq].status |= IRQ_LEVEL;
+ irq_set_status_flags(irq, IRQ_LEVEL);
set_irq_flags(irq, IRQF_VALID);
}
}