gpio/davinci: Avoid redundant lookup of irq_data
It's pretty silly to do
void *cd = irq_get_chip_data(irq_data->irq);
because that results in cd = irq_data->chip_data, but goes through a
redundant lookup of the irq_data. Use irq_data directly.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Alexandre Courbot <gnurou@gmail.com>
Cc: Jiang Liu <jiang.liu@linux.intel.com>
Cc: linux-gpio@vger.kernel.org
diff --git a/drivers/gpio/gpio-davinci.c b/drivers/gpio/gpio-davinci.c
index 9a738f5..d885d98 100644
--- a/drivers/gpio/gpio-davinci.c
+++ b/drivers/gpio/gpio-davinci.c
@@ -65,11 +65,11 @@
return ptr;
}
-static inline struct davinci_gpio_regs __iomem *irq2regs(int irq)
+static inline struct davinci_gpio_regs __iomem *irq2regs(struct irq_data *d)
{
struct davinci_gpio_regs __iomem *g;
- g = (__force struct davinci_gpio_regs __iomem *)irq_get_chip_data(irq);
+ g = (__force struct davinci_gpio_regs __iomem *)irq_data_get_irq_chip_data(d);
return g;
}
@@ -287,7 +287,7 @@
static void gpio_irq_disable(struct irq_data *d)
{
- struct davinci_gpio_regs __iomem *g = irq2regs(d->irq);
+ struct davinci_gpio_regs __iomem *g = irq2regs(d);
u32 mask = (u32) irq_data_get_irq_handler_data(d);
writel_relaxed(mask, &g->clr_falling);
@@ -296,7 +296,7 @@
static void gpio_irq_enable(struct irq_data *d)
{
- struct davinci_gpio_regs __iomem *g = irq2regs(d->irq);
+ struct davinci_gpio_regs __iomem *g = irq2regs(d);
u32 mask = (u32) irq_data_get_irq_handler_data(d);
unsigned status = irqd_get_trigger_type(d);