Commit c63b30b0 authored by Linus Walleij's avatar Linus Walleij
Browse files

gpio: stp-xway: 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: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent b03c04a0

drivers/gpio/gpio-stp-xway.c

+3 −5
Original line number Diff line number Diff line
@@ -100,8 +100,7 @@ struct xway_stp { 
 */

static void xway_stp_set(struct gpio_chip *gc, unsigned gpio, int val)

{

	struct xway_stp *chip =

		container_of(gc, struct xway_stp, gc);

	struct xway_stp *chip = gpiochip_get_data(gc);



	if (val)

		chip->shadow |= BIT(gpio);
@@ -135,8 +134,7 @@ static int xway_stp_dir_out(struct gpio_chip *gc, unsigned gpio, int val) 
 */

static int xway_stp_request(struct gpio_chip *gc, unsigned gpio)

{

	struct xway_stp *chip =

		container_of(gc, struct xway_stp, gc);

	struct xway_stp *chip = gpiochip_get_data(gc);



	if ((gpio < 8) && (chip->reserved & BIT(gpio))) {

		dev_err(gc->parent, "GPIO %d is driven by hardware\n", gpio);
@@ -260,7 +258,7 @@ static int xway_stp_probe(struct platform_device *pdev) 


	ret = xway_stp_hw_init(chip);

	if (!ret)

		ret = gpiochip_add(&chip->gc);

		ret = gpiochip_add_data(&chip->gc, chip);



	if (!ret)

		dev_info(&pdev->dev, "Init done\n");

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