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Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c67
1 files changed, 51 insertions, 16 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index f90139b5f50d..d0a4be38dc0f 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -141,6 +141,28 @@ void dapm_mark_dirty(struct snd_soc_dapm_widget *w, const char *reason)
}
EXPORT_SYMBOL_GPL(dapm_mark_dirty);
+void dapm_mark_io_dirty(struct snd_soc_dapm_context *dapm)
+{
+ struct snd_soc_card *card = dapm->card;
+ struct snd_soc_dapm_widget *w;
+
+ mutex_lock(&card->dapm_mutex);
+
+ list_for_each_entry(w, &card->widgets, list) {
+ switch (w->id) {
+ case snd_soc_dapm_input:
+ case snd_soc_dapm_output:
+ dapm_mark_dirty(w, "Rechecking inputs and outputs");
+ break;
+ default:
+ break;
+ }
+ }
+
+ mutex_unlock(&card->dapm_mutex);
+}
+EXPORT_SYMBOL_GPL(dapm_mark_io_dirty);
+
/* create a new dapm widget */
static inline struct snd_soc_dapm_widget *dapm_cnew_widget(
const struct snd_soc_dapm_widget *_widget)
@@ -336,12 +358,10 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
case snd_soc_dapm_mux: {
struct soc_enum *e = (struct soc_enum *)
w->kcontrol_news[i].private_value;
- int val, item, bitmask;
+ int val, item;
- for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
- ;
val = soc_widget_read(w, e->reg);
- item = (val >> e->shift_l) & (bitmask - 1);
+ item = (val >> e->shift_l) & e->mask;
p->connect = 0;
for (i = 0; i < e->max; i++) {
@@ -997,10 +1017,29 @@ EXPORT_SYMBOL_GPL(dapm_reg_event);
int dapm_regulator_event(struct snd_soc_dapm_widget *w,
struct snd_kcontrol *kcontrol, int event)
{
- if (SND_SOC_DAPM_EVENT_ON(event))
+ int ret;
+
+ if (SND_SOC_DAPM_EVENT_ON(event)) {
+ if (w->invert & SND_SOC_DAPM_REGULATOR_BYPASS) {
+ ret = regulator_allow_bypass(w->regulator, true);
+ if (ret != 0)
+ dev_warn(w->dapm->dev,
+ "Failed to bypass %s: %d\n",
+ w->name, ret);
+ }
+
return regulator_enable(w->regulator);
- else
+ } else {
+ if (w->invert & SND_SOC_DAPM_REGULATOR_BYPASS) {
+ ret = regulator_allow_bypass(w->regulator, false);
+ if (ret != 0)
+ dev_warn(w->dapm->dev,
+ "Failed to unbypass %s: %d\n",
+ w->name, ret);
+ }
+
return regulator_disable_deferred(w->regulator, w->shift);
+ }
}
EXPORT_SYMBOL_GPL(dapm_regulator_event);
@@ -2658,15 +2697,13 @@ int snd_soc_dapm_get_enum_double(struct snd_kcontrol *kcontrol,
struct snd_soc_dapm_widget_list *wlist = snd_kcontrol_chip(kcontrol);
struct snd_soc_dapm_widget *widget = wlist->widgets[0];
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
- unsigned int val, bitmask;
+ unsigned int val;
- for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
- ;
val = snd_soc_read(widget->codec, e->reg);
- ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & (bitmask - 1);
+ ucontrol->value.enumerated.item[0] = (val >> e->shift_l) & e->mask;
if (e->shift_l != e->shift_r)
ucontrol->value.enumerated.item[1] =
- (val >> e->shift_r) & (bitmask - 1);
+ (val >> e->shift_r) & e->mask;
return 0;
}
@@ -2690,22 +2727,20 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
struct snd_soc_card *card = codec->card;
struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
unsigned int val, mux, change;
- unsigned int mask, bitmask;
+ unsigned int mask;
struct snd_soc_dapm_update update;
int wi;
- for (bitmask = 1; bitmask < e->max; bitmask <<= 1)
- ;
if (ucontrol->value.enumerated.item[0] > e->max - 1)
return -EINVAL;
mux = ucontrol->value.enumerated.item[0];
val = mux << e->shift_l;
- mask = (bitmask - 1) << e->shift_l;
+ mask = e->mask << e->shift_l;
if (e->shift_l != e->shift_r) {
if (ucontrol->value.enumerated.item[1] > e->max - 1)
return -EINVAL;
val |= ucontrol->value.enumerated.item[1] << e->shift_r;
- mask |= (bitmask - 1) << e->shift_r;
+ mask |= e->mask << e->shift_r;
}
mutex_lock_nested(&card->dapm_mutex, SND_SOC_DAPM_CLASS_RUNTIME);