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sh-pfc: Look up IRQ table entries by GPIO number

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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>
This commit is contained in:
Laurent Pinchart
2013-01-03 14:12:14 +01:00
parent a3db40a68a
commit c07f54f604
7 changed files with 106 additions and 117 deletions
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21
drivers/pinctrl/sh-pfc/gpio.c
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@@ -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;
int i, k;
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++) {
unsigned short *gpios = pfc->info->gpio_irq[i].gpios;
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;
}
for (k = 0; gpios[k]; k++) {
if (gpios[k] == offset)
return pfc->info->gpio_irq[i].irq;
}
}