diff options
| author |   Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-01-03 14:12:14 +0100 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2013-03-15 13:33:38 +0100 |
| commit | c07f54f604b3b458f10452b60fe21c549218bf02 (patch) | |
| tree | b921304a1724038c059a55f5b74dc39104646e86 /drivers/pinctrl/sh-pfc/gpio.c | |
| parent | sh-pfc: Rename struct pinmux_pin to struct sh_pfc_pin (diff) | |
| download | linux-dev-c07f54f604b3b458f10452b60fe21c549218bf02.tar.xz linux-dev-c07f54f604b3b458f10452b60fe21c549218bf02.zip | |
sh-pfc: Look up IRQ table entries by GPIO number
Instead of converting the GPIO number to an enum_id and looking up IRQ
table entries by enum_id, replace the pinmux_irq enum_ids field with a
gpios field and lookup entries using the GPIO number.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/sh-pfc/gpio.c')
| -rw-r--r-- | drivers/pinctrl/sh-pfc/gpio.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/pinctrl/sh-pfc/gpio.c b/drivers/pinctrl/sh-pfc/gpio.c index 82fcb5f9faf0..454c965ea555 100644 --- a/drivers/pinctrl/sh-pfc/gpio.c +++ b/drivers/pinctrl/sh-pfc/gpio.c @@ -94,23 +94,14 @@ static void gpio_pin_set(struct gpio_chip *gc, unsigned offset, int value) static int gpio_pin_to_irq(struct gpio_chip *gc, unsigned offset) { struct sh_pfc *pfc = gpio_to_pfc(gc); - pinmux_enum_t enum_id; - pinmux_enum_t *enum_ids; - int i, k, pos; - - pos = 0; - enum_id = 0; - while (1) { - pos = sh_pfc_gpio_to_enum(pfc, offset, pos, &enum_id); - if (pos <= 0 || !enum_id) - break; - - for (i = 0; i < pfc->info->gpio_irq_size; i++) { - enum_ids = pfc->info->gpio_irq[i].enum_ids; - for (k = 0; enum_ids[k]; k++) { - if (enum_ids[k] == enum_id) - return pfc->info->gpio_irq[i].irq; - } + int i, k; + + for (i = 0; i < pfc->info->gpio_irq_size; i++) { + unsigned short *gpios = pfc->info->gpio_irq[i].gpios; + + for (k = 0; gpios[k]; k++) { + if (gpios[k] == offset) + return pfc->info->gpio_irq[i].irq; } } |