diff options
Diffstat (limited to 'sound/soc/soc-dapm.c')
| -rw-r--r-- | sound/soc/soc-dapm.c | 28 |
1 files changed, 20 insertions, 8 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index f7a13f72052..4d181df95dc 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -291,9 +291,9 @@ static int snd_soc_dapm_set_bias_level(struct snd_soc_dapm_context *dapm, if (dapm->codec->driver->set_bias_level) ret = dapm->codec->driver->set_bias_level(dapm->codec, level); - else - dapm->bias_level = level; - } + } else + dapm->bias_level = level; + if (ret != 0) goto out; @@ -324,11 +324,10 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w, val = soc_widget_read(w, reg); val = (val >> shift) & mask; + if (invert) + val = max - val; - if ((invert && !val) || (!invert && val)) - p->connect = 1; - else - p->connect = 0; + p->connect = !!val; } break; case snd_soc_dapm_mux: { @@ -1598,7 +1597,15 @@ static int dapm_power_widgets(struct snd_soc_dapm_context *dapm, int event) } list_for_each_entry(w, &card->widgets, list) { - list_del_init(&w->dirty); + switch (w->id) { + case snd_soc_dapm_pre: + case snd_soc_dapm_post: + /* These widgets always need to be powered */ + break; + default: + list_del_init(&w->dirty); + break; + } if (w->power) { d = w->dapm; @@ -3660,10 +3667,13 @@ EXPORT_SYMBOL_GPL(snd_soc_dapm_free); static void soc_dapm_shutdown_codec(struct snd_soc_dapm_context *dapm) { + struct snd_soc_card *card = dapm->card; struct snd_soc_dapm_widget *w; LIST_HEAD(down_list); int powerdown = 0; + mutex_lock(&card->dapm_mutex); + list_for_each_entry(w, &dapm->card->widgets, list) { if (w->dapm != dapm) continue; @@ -3686,6 +3696,8 @@ static void soc_dapm_shutdown_codec(struct snd_soc_dapm_context *dapm) snd_soc_dapm_set_bias_level(dapm, SND_SOC_BIAS_STANDBY); } + + mutex_unlock(&card->dapm_mutex); } /* |