ASoC: wm5100: 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: Liam Girdwood <lgirdwood@gmail.com> Cc: alsa-devel@alsa-project.org Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Acked-by: Mark Brown <broonie@kernel.org> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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Родитель
1490036345
Коммит
db1d127053
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@ -17,6 +17,7 @@
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#include <linux/export.h>
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#include <linux/pm.h>
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#include <linux/gcd.h>
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#include <linux/gpio/driver.h>
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#include <linux/gpio.h>
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#include <linux/i2c.h>
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#include <linux/pm_runtime.h>
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@ -2236,14 +2237,9 @@ static irqreturn_t wm5100_edge_irq(int irq, void *data)
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}
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#ifdef CONFIG_GPIOLIB
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static inline struct wm5100_priv *gpio_to_wm5100(struct gpio_chip *chip)
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{
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return container_of(chip, struct wm5100_priv, gpio_chip);
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}
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static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
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{
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struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
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struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
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regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
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WM5100_GP1_LVL, !!value << WM5100_GP1_LVL_SHIFT);
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@ -2252,7 +2248,7 @@ static void wm5100_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
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static int wm5100_gpio_direction_out(struct gpio_chip *chip,
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unsigned offset, int value)
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{
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struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
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struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
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int val, ret;
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val = (1 << WM5100_GP1_FN_SHIFT) | (!!value << WM5100_GP1_LVL_SHIFT);
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@ -2268,7 +2264,7 @@ static int wm5100_gpio_direction_out(struct gpio_chip *chip,
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static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
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{
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struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
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struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
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unsigned int reg;
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int ret;
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@ -2281,7 +2277,7 @@ static int wm5100_gpio_get(struct gpio_chip *chip, unsigned offset)
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static int wm5100_gpio_direction_in(struct gpio_chip *chip, unsigned offset)
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{
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struct wm5100_priv *wm5100 = gpio_to_wm5100(chip);
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struct wm5100_priv *wm5100 = gpiochip_get_data(chip);
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return regmap_update_bits(wm5100->regmap, WM5100_GPIO_CTRL_1 + offset,
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WM5100_GP1_FN_MASK | WM5100_GP1_DIR,
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@ -2313,7 +2309,7 @@ static void wm5100_init_gpio(struct i2c_client *i2c)
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else
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wm5100->gpio_chip.base = -1;
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ret = gpiochip_add(&wm5100->gpio_chip);
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ret = gpiochip_add_data(&wm5100->gpio_chip, wm5100);
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if (ret != 0)
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dev_err(&i2c->dev, "Failed to add GPIOs: %d\n", ret);
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}
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