diff mbox

[080/182] gpio: wm8350: use gpiochip data pointer

Message ID 1449667673-1207-1-git-send-email-linus.walleij@linaro.org
State New
Headers show

Commit Message

Linus Walleij Dec. 9, 2015, 1:27 p.m. UTC 
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: patches@opensource.wolfsonmicro.com
Cc: Mark Brown <broonie@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
---
 drivers/gpio/gpio-wm8350.c | 17 ++++++-----------
 1 file changed, 6 insertions(+), 11 deletions(-)

Comments

Charles Keepax Dec. 9, 2015, 2:49 p.m. UTC | #1 
On Wed, Dec 09, 2015 at 02:27:53PM +0100, Linus Walleij wrote:
> 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: patches@opensource.wolfsonmicro.com
> Cc: Mark Brown <broonie@kernel.org>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
> ---

Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>

Thanks,
Charles
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diff mbox

Patch

diff --git a/drivers/gpio/gpio-wm8350.c b/drivers/gpio/gpio-wm8350.c
index 1e3d8da61ff3..0a306b4baa73 100644
--- a/drivers/gpio/gpio-wm8350.c
+++ b/drivers/gpio/gpio-wm8350.c
@@ -28,14 +28,9 @@  struct wm8350_gpio_data {
 	struct gpio_chip gpio_chip;
 };
 
-static inline struct wm8350_gpio_data *to_wm8350_gpio(struct gpio_chip *chip)
-{
-	return container_of(chip, struct wm8350_gpio_data, gpio_chip);
-}
-
 static int wm8350_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
 {
-	struct wm8350_gpio_data *wm8350_gpio = to_wm8350_gpio(chip);
+	struct wm8350_gpio_data *wm8350_gpio = gpiochip_get_data(chip);
 	struct wm8350 *wm8350 = wm8350_gpio->wm8350;
 
 	return wm8350_set_bits(wm8350, WM8350_GPIO_CONFIGURATION_I_O,
@@ -44,7 +39,7 @@  static int wm8350_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
 
 static int wm8350_gpio_get(struct gpio_chip *chip, unsigned offset)
 {
-	struct wm8350_gpio_data *wm8350_gpio = to_wm8350_gpio(chip);
+	struct wm8350_gpio_data *wm8350_gpio = gpiochip_get_data(chip);
 	struct wm8350 *wm8350 = wm8350_gpio->wm8350;
 	int ret;
 
@@ -60,7 +55,7 @@  static int wm8350_gpio_get(struct gpio_chip *chip, unsigned offset)
 
 static void wm8350_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 {
-	struct wm8350_gpio_data *wm8350_gpio = to_wm8350_gpio(chip);
+	struct wm8350_gpio_data *wm8350_gpio = gpiochip_get_data(chip);
 	struct wm8350 *wm8350 = wm8350_gpio->wm8350;
 
 	if (value)
@@ -72,7 +67,7 @@  static void wm8350_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
 static int wm8350_gpio_direction_out(struct gpio_chip *chip,
 				     unsigned offset, int value)
 {
-	struct wm8350_gpio_data *wm8350_gpio = to_wm8350_gpio(chip);
+	struct wm8350_gpio_data *wm8350_gpio = gpiochip_get_data(chip);
 	struct wm8350 *wm8350 = wm8350_gpio->wm8350;
 	int ret;
 
@@ -89,7 +84,7 @@  static int wm8350_gpio_direction_out(struct gpio_chip *chip,
 
 static int wm8350_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
 {
-	struct wm8350_gpio_data *wm8350_gpio = to_wm8350_gpio(chip);
+	struct wm8350_gpio_data *wm8350_gpio = gpiochip_get_data(chip);
 	struct wm8350 *wm8350 = wm8350_gpio->wm8350;
 
 	if (!wm8350->irq_base)
@@ -130,7 +125,7 @@  static int wm8350_gpio_probe(struct platform_device *pdev)
 	else
 		wm8350_gpio->gpio_chip.base = -1;
 
-	ret = gpiochip_add(&wm8350_gpio->gpio_chip);
+	ret = gpiochip_add_data(&wm8350_gpio->gpio_chip, wm8350_gpio);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "Could not register gpiochip, %d\n", ret);
 		return ret;