From f21876174364391757e743cb8673d3fc5fce7ac7 Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Sat, 22 Jun 2013 18:22:48 +0800 Subject: [PATCH] gpio: pca953x: Use ARRAY_SIZE instead of reinventing it Signed-off-by: Axel Lin Reviewed-by: Thierry Reding Acked-by: Marek Vasut --- drivers/gpio/pca953x.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c index be13745..7371cd4 100644 --- a/drivers/gpio/pca953x.c +++ b/drivers/gpio/pca953x.c @@ -47,9 +47,6 @@ struct pca953x_chip_ngpio { static struct pca953x_chip_ngpio pca953x_chip_ngpios[] = CONFIG_SYS_I2C_PCA953X_WIDTH; -#define NUM_CHIP_GPIOS (sizeof(pca953x_chip_ngpios) / \ - sizeof(struct pca953x_chip_ngpio)) - /* * Determine the number of GPIO pins supported. If we don't know we assume * 8 pins. @@ -58,7 +55,7 @@ static int pca953x_ngpio(uint8_t chip) { int i; - for (i = 0; i < NUM_CHIP_GPIOS; i++) + for (i = 0; i < ARRAY_SIZE(pca953x_chip_ngpios); i++) if (pca953x_chip_ngpios[i].chip == chip) return pca953x_chip_ngpios[i].ngpio; -- 1.9.1