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Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c110
1 files changed, 92 insertions, 18 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index dcade130157f..dc8ff13187f7 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -371,12 +371,16 @@ static void dapm_reset(struct snd_soc_card *card)
}
}
-static int soc_widget_read(struct snd_soc_dapm_widget *w, int reg)
+static int soc_widget_read(struct snd_soc_dapm_widget *w, int reg,
+ unsigned int *value)
{
- if (w->codec)
- return snd_soc_read(w->codec, reg);
- else if (w->platform)
- return snd_soc_platform_read(w->platform, reg);
+ if (w->codec) {
+ *value = snd_soc_read(w->codec, reg);
+ return 0;
+ } else if (w->platform) {
+ *value = snd_soc_platform_read(w->platform, reg);
+ return 0;
+ }
dev_err(w->dapm->dev, "ASoC: no valid widget read method\n");
return -1;
@@ -430,13 +434,12 @@ static int soc_widget_update_bits_locked(struct snd_soc_dapm_widget *w,
return ret;
} else {
soc_widget_lock(w);
- ret = soc_widget_read(w, reg);
+ ret = soc_widget_read(w, reg, &old);
if (ret < 0) {
soc_widget_unlock(w);
return ret;
}
- old = ret;
new = (old & ~mask) | (value & mask);
change = old != new;
if (change) {
@@ -513,7 +516,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
unsigned int invert = mc->invert;
if (reg != SND_SOC_NOPM) {
- val = soc_widget_read(w, reg);
+ soc_widget_read(w, reg, &val);
val = (val >> shift) & mask;
if (invert)
val = max - val;
@@ -529,7 +532,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
w->kcontrol_news[i].private_value;
int val, item;
- val = soc_widget_read(w, e->reg);
+ soc_widget_read(w, e->reg, &val);
item = (val >> e->shift_l) & e->mask;
if (item < e->max && !strcmp(p->name, e->texts[item]))
@@ -558,7 +561,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
w->kcontrol_news[i].private_value;
int val, item;
- val = soc_widget_read(w, e->reg);
+ soc_widget_read(w, e->reg, &val);
val = (val >> e->shift_l) & e->mask;
for (item = 0; item < e->max; item++) {
if (val == e->values[item])
@@ -2473,7 +2476,8 @@ err:
}
static int snd_soc_dapm_add_route(struct snd_soc_dapm_context *dapm,
- const struct snd_soc_dapm_route *route)
+ const struct snd_soc_dapm_route *route,
+ unsigned int is_prefixed)
{
struct snd_soc_dapm_widget *wsource = NULL, *wsink = NULL, *w;
struct snd_soc_dapm_widget *wtsource = NULL, *wtsink = NULL;
@@ -2483,7 +2487,7 @@ static int snd_soc_dapm_add_route(struct snd_soc_dapm_context *dapm,
char prefixed_source[80];
int ret;
- if (dapm->codec && dapm->codec->name_prefix) {
+ if (dapm->codec && dapm->codec->name_prefix && !is_prefixed) {
snprintf(prefixed_sink, sizeof(prefixed_sink), "%s %s",
dapm->codec->name_prefix, route->sink);
sink = prefixed_sink;
@@ -2611,7 +2615,7 @@ int snd_soc_dapm_add_routes(struct snd_soc_dapm_context *dapm,
mutex_lock_nested(&dapm->card->dapm_mutex, SND_SOC_DAPM_CLASS_INIT);
for (i = 0; i < num; i++) {
- r = snd_soc_dapm_add_route(dapm, route);
+ r = snd_soc_dapm_add_route(dapm, route, false);
if (r < 0) {
dev_err(dapm->dev, "ASoC: Failed to add route %s -> %s -> %s\n",
route->source,
@@ -2782,7 +2786,8 @@ int snd_soc_dapm_new_widgets(struct snd_soc_card *card)
/* Read the initial power state from the device */
if (w->reg >= 0) {
- val = soc_widget_read(w, w->reg) >> w->shift;
+ soc_widget_read(w, w->reg, &val);
+ val = val >> w->shift;
val &= w->mask;
if (val == w->on_val)
w->power = 1;
@@ -2868,6 +2873,7 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol,
unsigned int val;
int connect, change;
struct snd_soc_dapm_update update;
+ int ret = 0;
if (snd_soc_volsw_is_stereo(mc))
dev_warn(codec->dapm.dev,
@@ -2901,12 +2907,16 @@ int snd_soc_dapm_put_volsw(struct snd_kcontrol *kcontrol,
card->update = &update;
}
- soc_dapm_mixer_update_power(card, kcontrol, connect);
+ ret = soc_dapm_mixer_update_power(card, kcontrol, connect);
card->update = NULL;
}
mutex_unlock(&card->dapm_mutex);
+
+ if (ret > 0)
+ soc_dpcm_runtime_update(card);
+
return change;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_volsw);
@@ -2955,6 +2965,7 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
unsigned int val, mux, change;
unsigned int mask;
struct snd_soc_dapm_update update;
+ int ret = 0;
if (ucontrol->value.enumerated.item[0] > e->max - 1)
return -EINVAL;
@@ -2978,12 +2989,16 @@ int snd_soc_dapm_put_enum_double(struct snd_kcontrol *kcontrol,
update.val = val;
card->update = &update;
- soc_dapm_mux_update_power(card, kcontrol, mux, e);
+ ret = soc_dapm_mux_update_power(card, kcontrol, mux, e);
card->update = NULL;
}
mutex_unlock(&card->dapm_mutex);
+
+ if (ret > 0)
+ soc_dpcm_runtime_update(card);
+
return change;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_enum_double);
@@ -3019,6 +3034,7 @@ int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol,
struct soc_enum *e =
(struct soc_enum *)kcontrol->private_value;
int change;
+ int ret = 0;
if (ucontrol->value.enumerated.item[0] >= e->max)
return -EINVAL;
@@ -3028,9 +3044,13 @@ int snd_soc_dapm_put_enum_virt(struct snd_kcontrol *kcontrol,
value = ucontrol->value.enumerated.item[0];
change = dapm_kcontrol_set_value(kcontrol, value);
if (change)
- soc_dapm_mux_update_power(card, kcontrol, value, e);
+ ret = soc_dapm_mux_update_power(card, kcontrol, value, e);
mutex_unlock(&card->dapm_mutex);
+
+ if (ret > 0)
+ soc_dpcm_runtime_update(card);
+
return change;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_enum_virt);
@@ -3097,6 +3117,7 @@ int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
unsigned int val, mux, change;
unsigned int mask;
struct snd_soc_dapm_update update;
+ int ret = 0;
if (ucontrol->value.enumerated.item[0] > e->max - 1)
return -EINVAL;
@@ -3120,12 +3141,16 @@ int snd_soc_dapm_put_value_enum_double(struct snd_kcontrol *kcontrol,
update.val = val;
card->update = &update;
- soc_dapm_mux_update_power(card, kcontrol, mux, e);
+ ret = soc_dapm_mux_update_power(card, kcontrol, mux, e);
card->update = NULL;
}
mutex_unlock(&card->dapm_mutex);
+
+ if (ret > 0)
+ soc_dpcm_runtime_update(card);
+
return change;
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_put_value_enum_double);
@@ -3614,6 +3639,55 @@ int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card)
return 0;
}
+void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card)
+{
+ struct snd_soc_pcm_runtime *rtd = card->rtd;
+ struct snd_soc_dai *cpu_dai, *codec_dai;
+ struct snd_soc_dapm_route r;
+ int i;
+
+ memset(&r, 0, sizeof(r));
+
+ /* for each BE DAI link... */
+ for (i = 0; i < card->num_rtd; i++) {
+ rtd = &card->rtd[i];
+ cpu_dai = rtd->cpu_dai;
+ codec_dai = rtd->codec_dai;
+
+ /* dynamic FE links have no fixed DAI mapping */
+ if (rtd->dai_link->dynamic)
+ continue;
+
+ /* there is no point in connecting BE DAI links with dummies */
+ if (snd_soc_dai_is_dummy(codec_dai) ||
+ snd_soc_dai_is_dummy(cpu_dai))
+ continue;
+
+ /* connect BE DAI playback if widgets are valid */
+ if (codec_dai->playback_widget && cpu_dai->playback_widget) {
+ r.source = cpu_dai->playback_widget->name;
+ r.sink = codec_dai->playback_widget->name;
+ dev_dbg(rtd->dev, "connected DAI link %s:%s -> %s:%s\n",
+ cpu_dai->codec->name, r.source,
+ codec_dai->platform->name, r.sink);
+
+ snd_soc_dapm_add_route(&card->dapm, &r, true);
+ }
+
+ /* connect BE DAI capture if widgets are valid */
+ if (codec_dai->capture_widget && cpu_dai->capture_widget) {
+ r.source = codec_dai->capture_widget->name;
+ r.sink = cpu_dai->capture_widget->name;
+ dev_dbg(rtd->dev, "connected DAI link %s:%s -> %s:%s\n",
+ codec_dai->codec->name, r.source,
+ cpu_dai->platform->name, r.sink);
+
+ snd_soc_dapm_add_route(&card->dapm, &r, true);
+ }
+
+ }
+}
+
static void soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream,
int event)
{
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-11 17:15:30 +0100