msm: trout: add gpio_to_irq
trout has gpiolib support and interrupt support, but was
missing the gpio_to_irq function. This adds that functions
which should allow proper translation.
Signed-off-by: Daniel Walker <dwalker@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
diff --git a/arch/arm/mach-msm/board-trout-gpio.c b/arch/arm/mach-msm/board-trout-gpio.c
index c50f3af..f8c09ef 100644
--- a/arch/arm/mach-msm/board-trout-gpio.c
+++ b/arch/arm/mach-msm/board-trout-gpio.c
@@ -72,6 +72,13 @@
return 0;
}
+static int trout_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+ struct msm_gpio_chip *msm_gpio = to_msm_gpio_chip(chip);
+
+ return TROUT_GPIO_TO_INT(offset + chip->base);
+}
+
#define TROUT_GPIO_BANK(name, reg_num, base_gpio, shadow_val) \
{ \
.chip = { \
@@ -80,6 +87,7 @@
.direction_output = msm_gpiolib_direction_output, \
.get = msm_gpiolib_get, \
.set = msm_gpiolib_set, \
+ .to_irq = trout_gpio_to_irq, \
.base = base_gpio, \
.ngpio = 8, \
}, \