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>
diff --git a/drivers/gpio/gpio-omap.c b/drivers/gpio/gpio-omap.c
index 1a7c2de..04ea23b 100644
--- a/drivers/gpio/gpio-omap.c
+++ b/drivers/gpio/gpio-omap.c
@@ -714,7 +714,7 @@
struct gpio_bank *bank;
int unmasked = 0;
struct irq_chip *irqchip = irq_desc_get_chip(desc);
- struct gpio_chip *chip = irq_get_handler_data(irq);
+ struct gpio_chip *chip = irq_desc_get_handler_data(desc);
chained_irq_enter(irqchip, desc);