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authorJiang Liu <jiang.liu@linux.intel.com>2015-06-04 12:13:16 +0800
committerLinus Walleij <linus.walleij@linaro.org>2015-07-17 21:56:20 +0200
commit5663bb27dec1a2bfaf9d92e3685834b91a36a5a3 (patch)
treefc02f22a105589e6cdb552b890c1324b35260da2 /drivers/pinctrl/nomadik
parentf66eb498ff131d52f9c7b73f0a25a5e3b9095528 (diff)
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pinctrl: 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. Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: linux-gpio@vger.kernel.org Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/pinctrl/nomadik')
-rw-r--r--drivers/pinctrl/nomadik/pinctrl-nomadik.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/pinctrl/nomadik/pinctrl-nomadik.c b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
index 809d88445db5..56e79c12562e 100644
--- a/drivers/pinctrl/nomadik/pinctrl-nomadik.c
+++ b/drivers/pinctrl/nomadik/pinctrl-nomadik.c
@@ -843,10 +843,9 @@ static void nmk_gpio_irq_shutdown(struct irq_data *d)
clk_disable(nmk_chip->clk);
}
-static void __nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc,
- u32 status)
+static void __nmk_gpio_irq_handler(struct irq_desc *desc, u32 status)
{
- struct irq_chip *host_chip = irq_get_chip(irq);
+ struct irq_chip *host_chip = irq_desc_get_chip(desc);
struct gpio_chip *chip = irq_desc_get_handler_data(desc);
chained_irq_enter(host_chip, desc);
@@ -871,17 +870,16 @@ static void nmk_gpio_irq_handler(unsigned int irq, struct irq_desc *desc)
status = readl(nmk_chip->addr + NMK_GPIO_IS);
clk_disable(nmk_chip->clk);
- __nmk_gpio_irq_handler(irq, desc, status);
+ __nmk_gpio_irq_handler(desc, status);
}
-static void nmk_gpio_latent_irq_handler(unsigned int irq,
- struct irq_desc *desc)
+static void nmk_gpio_latent_irq_handler(unsigned int irq, struct irq_desc *desc)
{
struct gpio_chip *chip = irq_desc_get_handler_data(desc);
struct nmk_gpio_chip *nmk_chip = container_of(chip, struct nmk_gpio_chip, chip);
u32 status = nmk_chip->get_latent_status(nmk_chip->bank);
- __nmk_gpio_irq_handler(irq, desc, status);
+ __nmk_gpio_irq_handler(desc, status);
}
/* I/O Functions */