diff options
Diffstat (limited to 'sound/soc/soc-ac97.c')
| -rw-r--r-- | sound/soc/soc-ac97.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/sound/soc/soc-ac97.c b/sound/soc/soc-ac97.c index 4e4fe29ade50..29790807d785 100644 --- a/sound/soc/soc-ac97.c +++ b/sound/soc/soc-ac97.c @@ -87,8 +87,8 @@ static int snd_soc_ac97_gpio_get(struct gpio_chip *chip, unsigned int offset) return !!(ret & (1 << offset)); } -static void snd_soc_ac97_gpio_set(struct gpio_chip *chip, unsigned int offset, - int value) +static int snd_soc_ac97_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) { struct snd_ac97_gpio_priv *gpio_priv = gpiochip_get_data(chip); struct snd_soc_component *component = gpio_to_component(chip); @@ -98,15 +98,22 @@ static void snd_soc_ac97_gpio_set(struct gpio_chip *chip, unsigned int offset, snd_soc_component_write(component, AC97_GPIO_STATUS, gpio_priv->gpios_set); dev_dbg(component->dev, "set gpio %d to %d\n", offset, !!value); + + return 0; } static int snd_soc_ac97_gpio_direction_out(struct gpio_chip *chip, unsigned offset, int value) { struct snd_soc_component *component = gpio_to_component(chip); + int ret; dev_dbg(component->dev, "set gpio %d to output\n", offset); - snd_soc_ac97_gpio_set(chip, offset, value); + + ret = snd_soc_ac97_gpio_set(chip, offset, value); + if (ret) + return ret; + return snd_soc_component_update_bits(component, AC97_GPIO_CFG, 1 << offset, 0); } @@ -118,7 +125,7 @@ static const struct gpio_chip snd_soc_ac97_gpio_chip = { .direction_input = snd_soc_ac97_gpio_direction_in, .get = snd_soc_ac97_gpio_get, .direction_output = snd_soc_ac97_gpio_direction_out, - .set = snd_soc_ac97_gpio_set, + .set_rv = snd_soc_ac97_gpio_set, .can_sleep = 1, }; @@ -168,7 +175,7 @@ static void snd_soc_ac97_free_gpio(struct snd_ac97 *ac97) * it. The caller is responsible to either call device_add(&ac97->dev) to * register the device, or to call put_device(&ac97->dev) to free the device. * - * Returns: A snd_ac97 device or a PTR_ERR in case of an error. + * Returns: A snd_ac97 device or an ERR_PTR in case of an error. */ struct snd_ac97 *snd_soc_alloc_ac97_component(struct snd_soc_component *component) { @@ -207,7 +214,7 @@ EXPORT_SYMBOL(snd_soc_alloc_ac97_component); * the device and check if it matches the expected ID. If it doesn't match an * error will be returned and device will not be registered. * - * Returns: A PTR_ERR() on failure or a valid snd_ac97 struct on success. + * Returns: An ERR_PTR on failure or a valid snd_ac97 struct on success. */ struct snd_ac97 *snd_soc_new_ac97_component(struct snd_soc_component *component, unsigned int id, unsigned int id_mask) |