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Code Issues Releases Wiki Activity

ARM, irq: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc

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Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Russell King <rmk+kernel@arm.linux.org.uk>
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Jiang Liu 2015-06-04 12:13:19 +08:00 committed by Thomas Gleixner
parent 8c06e117be
commit f575398bff
3 changed files with 3 additions and 3 deletions
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2
arch/arm/common/locomo.c
View file

@ -140,7 +140,7 @@ static struct locomo_dev_info locomo_devices[] = {
static void locomo_handler(unsigned int irq, struct irq_desc *desc)
{
struct locomo *lchip = irq_get_chip_data(irq);
struct locomo *lchip = irq_desc_get_chip_data(desc);
int req, i;
/* Acknowledge the parent IRQ */

2
arch/arm/common/sa1111.c
View file

@ -200,7 +200,7 @@ static void
sa1111_irq_handler(unsigned int irq, struct irq_desc *desc)
{
unsigned int stat0, stat1, i;
struct sa1111 *sachip = irq_get_handler_data(irq);
struct sa1111 *sachip = irq_desc_get_handler_data(desc);
void __iomem *mapbase = sachip->base + SA1111_INTC;
stat0 = sa1111_readl(mapbase + SA1111_INTSTATCLR0);

2
arch/arm/plat-orion/gpio.c
View file

@ -409,7 +409,7 @@ static int gpio_irq_set_type(struct irq_data *d, u32 type)
static void gpio_irq_handler(unsigned irq, struct irq_desc *desc)
{
struct orion_gpio_chip *ochip = irq_get_handler_data(irq);
struct orion_gpio_chip *ochip = irq_desc_get_handler_data(desc);
u32 cause, type;
int i;