diff options
| -rw-r--r-- | sound/soc/sdca/sdca_asoc.c | 52 |
1 files changed, 50 insertions, 2 deletions
diff --git a/sound/soc/sdca/sdca_asoc.c b/sound/soc/sdca/sdca_asoc.c index 498aba9df5d9..9685281529e9 100644 --- a/sound/soc/sdca/sdca_asoc.c +++ b/sound/soc/sdca/sdca_asoc.c @@ -16,6 +16,7 @@ #include <linux/minmax.h> #include <linux/module.h> #include <linux/overflow.h> +#include <linux/pm_runtime.h> #include <linux/regmap.h> #include <linux/soundwire/sdw_registers.h> #include <linux/string_helpers.h> @@ -792,6 +793,48 @@ static int control_limit_kctl(struct device *dev, return 0; } +static int volatile_get_volsw(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct device *dev = component->dev; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) { + dev_err(dev, "failed to resume reading %s: %d\n", + kcontrol->id.name, ret); + return ret; + } + + ret = snd_soc_get_volsw(kcontrol, ucontrol); + + pm_runtime_put(dev); + + return ret; +} + +static int volatile_put_volsw(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct snd_soc_component *component = snd_kcontrol_chip(kcontrol); + struct device *dev = component->dev; + int ret; + + ret = pm_runtime_resume_and_get(dev); + if (ret < 0) { + dev_err(dev, "failed to resume writing %s: %d\n", + kcontrol->id.name, ret); + return ret; + } + + ret = snd_soc_put_volsw(kcontrol, ucontrol); + + pm_runtime_put(dev); + + return ret; +} + static int populate_control(struct device *dev, struct sdca_function_data *function, struct sdca_entity *entity, @@ -849,8 +892,13 @@ static int populate_control(struct device *dev, (*kctl)->private_value = (unsigned long)mc; (*kctl)->iface = SNDRV_CTL_ELEM_IFACE_MIXER; (*kctl)->info = snd_soc_info_volsw; - (*kctl)->get = snd_soc_get_volsw; - (*kctl)->put = snd_soc_put_volsw; + if (control->is_volatile) { + (*kctl)->get = volatile_get_volsw; + (*kctl)->put = volatile_put_volsw; + } else { + (*kctl)->get = snd_soc_get_volsw; + (*kctl)->put = snd_soc_put_volsw; + } if (readonly_control(control)) (*kctl)->access = SNDRV_CTL_ELEM_ACCESS_READ; |