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authorJiang Liu <jiang.liu@linux.intel.com>2015-06-04 12:13:15 +0800
committerThomas Gleixner <tglx@linutronix.de>2015-07-14 12:12:20 +0200
commit476f8b4c94a90d1167961d90a5ed68dbe87c62da (patch)
tree2b60b492c8bc55630041c6c7975074ac2be09c7c /drivers/gpio/gpio-mxc.c
parentc16edb8b3a070be758a97bc6cd00855c7bbccec4 (diff)
downloadop-kernel-dev-476f8b4c94a90d1167961d90a5ed68dbe87c62da.zip
op-kernel-dev-476f8b4c94a90d1167961d90a5ed68dbe87c62da.tar.gz
gpio: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we already have a pointer to corresponding irq_desc. Preparatory patch for the removal of the 'irq' argument from irq flow handlers. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Acked-by: Linus Walleij <linus.walleij@linaro.org> Cc: Alexandre Courbot <gnurou@gmail.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/gpio/gpio-mxc.c')
-rw-r--r--drivers/gpio/gpio-mxc.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c
index ec1eb1b..0f74027 100644
--- a/drivers/gpio/gpio-mxc.c
+++ b/drivers/gpio/gpio-mxc.c
@@ -275,8 +275,8 @@ static void mxc_gpio_irq_handler(struct mxc_gpio_port *port, u32 irq_stat)
static void mx3_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
u32 irq_stat;
- struct mxc_gpio_port *port = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct mxc_gpio_port *port = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
chained_irq_enter(chip, desc);
@@ -292,7 +292,7 @@ static void mx2_gpio_irq_handler(u32 irq, struct irq_desc *desc)
{
u32 irq_msk, irq_stat;
struct mxc_gpio_port *port;
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
chained_irq_enter(chip, desc);
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