diff options
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 77 |
1 files changed, 64 insertions, 13 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index b6378f025836..bc20ad9abf8b 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -3441,17 +3441,8 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol, } EXPORT_SYMBOL_GPL(snd_soc_dapm_get_enum_double); -/** - * snd_soc_dapm_put_enum_double - dapm enumerated double mixer set callback - * @kcontrol: mixer control - * @ucontrol: control element information - * - * Callback to set the value of a dapm enumerated double mixer control. - * - * Returns 0 for success. - */ -int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, - struct snd_ctl_elem_value *ucontrol) +static int __snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol, int locked) { struct snd_soc_dapm_context *dapm = snd_soc_dapm_kcontrol_dapm(kcontrol); struct snd_soc_card *card = dapm->card; @@ -3474,7 +3465,9 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, mask |= e->mask << e->shift_r; } - mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME); + if (!locked) + mutex_lock_nested(&card->dapm_mutex, + SND_SOC_DAPM_CLASS_RUNTIME); change = dapm_kcontrol_set_value(kcontrol, val); @@ -3496,16 +3489,51 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, card->update = NULL; } - mutex_unlock(&card->dapm_mutex); + if (!locked) + mutex_unlock(&card->dapm_mutex); if (ret > 0) soc_dpcm_runtime_update(card); return change; } + +/** + * snd_soc_dapm_put_enum_double - dapm enumerated double mixer set callback + * @kcontrol: mixer control + * @ucontrol: control element information + * + * Callback to set the value of a dapm enumerated double mixer control. + * + * Returns 0 for success. + */ +int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + return __snd_soc_dapm_put_enum_double(kcontrol, ucontrol, 0); +} EXPORT_SYMBOL_GPL(snd_soc_dapm_put_enum_double); /** + * snd_soc_dapm_put_enum_double_locked - dapm enumerated double mixer set + * callback + * @kcontrol: mixer control + * @ucontrol: control element information + * + * Callback to set the value of a dapm enumerated double mixer control. + * Must acquire dapm_mutex before calling the function. + * + * Returns 0 for success. + */ +int snd_soc_dapm_put_enum_double_locked(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + dapm_assert_locked(snd_soc_dapm_kcontrol_dapm(kcontrol)); + return __snd_soc_dapm_put_enum_double(kcontrol, ucontrol, 1); +} +EXPORT_SYMBOL_GPL(snd_soc_dapm_put_enum_double_locked); + +/** * snd_soc_dapm_info_pin_switch - Info for a pin switch * * @kcontrol: mixer control @@ -4447,6 +4475,29 @@ void snd_soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream, mutex_unlock(&card->dapm_mutex); } +void snd_soc_dapm_stream_stop(struct snd_soc_pcm_runtime *rtd, int stream) +{ + if (stream == SNDRV_PCM_STREAM_PLAYBACK) { + if (snd_soc_runtime_ignore_pmdown_time(rtd)) { + /* powered down playback stream now */ + snd_soc_dapm_stream_event(rtd, + SNDRV_PCM_STREAM_PLAYBACK, + SND_SOC_DAPM_STREAM_STOP); + } else { + /* start delayed pop wq here for playback streams */ + rtd->pop_wait = 1; + queue_delayed_work(system_power_efficient_wq, + &rtd->delayed_work, + msecs_to_jiffies(rtd->pmdown_time)); + } + } else { + /* capture streams can be powered down now */ + snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_CAPTURE, + SND_SOC_DAPM_STREAM_STOP); + } +} +EXPORT_SYMBOL_GPL(snd_soc_dapm_stream_stop); + /** * snd_soc_dapm_enable_pin_unlocked - enable pin. * @dapm: DAPM context |