From f21876174364391757e743cb8673d3fc5fce7ac7 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
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 <axel.lin@ingics.com>
Reviewed-by: Thierry Reding <thierry.reding@gmail.com>
Acked-by: Marek Vasut <marex@denx.de>
---
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 be13745921..7371cd4a87 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;
--
2.39.5