[RFC v1 01/25] ARM, irq: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc

Jiang Liu
2015-05-20T09:58:21Z

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>
---
arch/arm/common/locomo.c | 2 +-
arch/arm/common/sa1111.c | 2 +-
arch/arm/plat-orion/gpio.c | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index b55c3625d7ee..02af4a07ceca 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -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 */
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 5cc779c8e9c6..0d0844fa54c2 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -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);
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 5168a52a17f9..caba04340619 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -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;

--
1.7.10.4