From 11680af7c8579fc37ac34bf16cb5ea49435054a4 Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Tue, 8 Dec 2015 23:20:57 +0100 Subject: video: fbdev: via: use gpiochip data pointer This makes the driver use the data pointer added to the gpio_chip to store a pointer to the state container instead of relying on container_of(). Cc: Florian Tobias Schandinat Acked-by: Tomi Valkeinen Signed-off-by: Linus Walleij --- drivers/video/fbdev/via/via-gpio.c | 17 ++++++----------- 1 file changed, 6 insertions(+), 11 deletions(-) (limited to 'drivers/video/fbdev/via') diff --git a/drivers/video/fbdev/via/via-gpio.c b/drivers/video/fbdev/via/via-gpio.c index 3d3544036bc1..1e89c3434071 100644 --- a/drivers/video/fbdev/via/via-gpio.c +++ b/drivers/video/fbdev/via/via-gpio.c @@ -6,7 +6,7 @@ */ #include -#include +#include #include #include #include @@ -83,9 +83,7 @@ struct viafb_gpio_cfg { static void via_gpio_set(struct gpio_chip *chip, unsigned int nr, int value) { - struct viafb_gpio_cfg *cfg = container_of(chip, - struct viafb_gpio_cfg, - gpio_chip); + struct viafb_gpio_cfg *cfg = gpiochip_get_data(chip); u8 reg; struct viafb_gpio *gpio; unsigned long flags; @@ -115,9 +113,7 @@ static int via_gpio_dir_out(struct gpio_chip *chip, unsigned int nr, */ static int via_gpio_dir_input(struct gpio_chip *chip, unsigned int nr) { - struct viafb_gpio_cfg *cfg = container_of(chip, - struct viafb_gpio_cfg, - gpio_chip); + struct viafb_gpio_cfg *cfg = gpiochip_get_data(chip); struct viafb_gpio *gpio; unsigned long flags; @@ -131,9 +127,7 @@ static int via_gpio_dir_input(struct gpio_chip *chip, unsigned int nr) static int via_gpio_get(struct gpio_chip *chip, unsigned int nr) { - struct viafb_gpio_cfg *cfg = container_of(chip, - struct viafb_gpio_cfg, - gpio_chip); + struct viafb_gpio_cfg *cfg = gpiochip_get_data(chip); u8 reg; struct viafb_gpio *gpio; unsigned long flags; @@ -255,7 +249,8 @@ static int viafb_gpio_probe(struct platform_device *platdev) * Get registered. */ viafb_gpio_config.gpio_chip.base = -1; /* Dynamic */ - ret = gpiochip_add(&viafb_gpio_config.gpio_chip); + ret = gpiochip_add_data(&viafb_gpio_config.gpio_chip, + &viafb_gpio_config); if (ret) { printk(KERN_ERR "viafb: failed to add gpios (%d)\n", ret); viafb_gpio_config.gpio_chip.ngpio = 0; -- cgit v1.2.3