Commit 99896f71 authored by Mark Brown's avatar Mark Brown

Merge remote-tracking branch 'asoc/topic/dapm' into for-tiwai

parents a9b68d3b f7d3c170
...@@ -123,6 +123,8 @@ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate); ...@@ -123,6 +123,8 @@ int snd_soc_dai_set_tristate(struct snd_soc_dai *dai, int tristate);
int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute, int snd_soc_dai_digital_mute(struct snd_soc_dai *dai, int mute,
int direction); int direction);
int snd_soc_dai_is_dummy(struct snd_soc_dai *dai);
struct snd_soc_dai_ops { struct snd_soc_dai_ops {
/* /*
* DAI clocking configuration, all optional. * DAI clocking configuration, all optional.
......
...@@ -412,6 +412,7 @@ int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm, ...@@ -412,6 +412,7 @@ int snd_soc_dapm_new_controls(struct snd_soc_dapm_context *dapm,
int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm, int snd_soc_dapm_new_dai_widgets(struct snd_soc_dapm_context *dapm,
struct snd_soc_dai *dai); struct snd_soc_dai *dai);
int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card); int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card);
void snd_soc_dapm_connect_dai_link_widgets(struct snd_soc_card *card);
int snd_soc_dapm_new_pcm(struct snd_soc_card *card, int snd_soc_dapm_new_pcm(struct snd_soc_card *card,
const struct snd_soc_pcm_stream *params, const struct snd_soc_pcm_stream *params,
struct snd_soc_dapm_widget *source, struct snd_soc_dapm_widget *source,
......
...@@ -1728,6 +1728,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card) ...@@ -1728,6 +1728,7 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
} }
snd_soc_dapm_link_dai_widgets(card); snd_soc_dapm_link_dai_widgets(card);
snd_soc_dapm_connect_dai_link_widgets(card);
if (card->controls) if (card->controls)
snd_soc_add_card_controls(card, card->controls, card->num_controls); snd_soc_add_card_controls(card, card->controls, card->num_controls);
......
...@@ -371,12 +371,16 @@ static void dapm_reset(struct snd_soc_card *card) ...@@ -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) if (w->codec) {
return snd_soc_read(w->codec, reg); *value = snd_soc_read(w->codec, reg);
else if (w->platform) return 0;
return snd_soc_platform_read(w->platform, reg); } 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"); dev_err(w->dapm->dev, "ASoC: no valid widget read method\n");
return -1; return -1;
...@@ -430,13 +434,12 @@ static int soc_widget_update_bits_locked(struct snd_soc_dapm_widget *w, ...@@ -430,13 +434,12 @@ static int soc_widget_update_bits_locked(struct snd_soc_dapm_widget *w,
return ret; return ret;
} else { } else {
soc_widget_lock(w); soc_widget_lock(w);
ret = soc_widget_read(w, reg); ret = soc_widget_read(w, reg, &old);
if (ret < 0) { if (ret < 0) {
soc_widget_unlock(w); soc_widget_unlock(w);
return ret; return ret;
} }
old = ret;
new = (old & ~mask) | (value & mask); new = (old & ~mask) | (value & mask);
change = old != new; change = old != new;
if (change) { if (change) {
...@@ -513,7 +516,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w, ...@@ -513,7 +516,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
unsigned int invert = mc->invert; unsigned int invert = mc->invert;
if (reg != SND_SOC_NOPM) { if (reg != SND_SOC_NOPM) {
val = soc_widget_read(w, reg); soc_widget_read(w, reg, &val);
val = (val >> shift) & mask; val = (val >> shift) & mask;
if (invert) if (invert)
val = max - val; val = max - val;
...@@ -529,7 +532,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w, ...@@ -529,7 +532,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
w->kcontrol_news[i].private_value; w->kcontrol_news[i].private_value;
int val, item; int val, item;
val = soc_widget_read(w, e->reg); soc_widget_read(w, e->reg, &val);
item = (val >> e->shift_l) & e->mask; item = (val >> e->shift_l) & e->mask;
if (item < e->max && !strcmp(p->name, e->texts[item])) 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, ...@@ -558,7 +561,7 @@ static void dapm_set_path_status(struct snd_soc_dapm_widget *w,
w->kcontrol_news[i].private_value; w->kcontrol_news[i].private_value;
int val, item; int val, item;
val = soc_widget_read(w, e->reg); soc_widget_read(w, e->reg, &val);
val = (val >> e->shift_l) & e->mask; val = (val >> e->shift_l) & e->mask;
for (item = 0; item < e->max; item++) { for (item = 0; item < e->max; item++) {
if (val == e->values[item]) if (val == e->values[item])
...@@ -2782,7 +2785,8 @@ int snd_soc_dapm_new_widgets(struct snd_soc_card *card) ...@@ -2782,7 +2785,8 @@ int snd_soc_dapm_new_widgets(struct snd_soc_card *card)
/* Read the initial power state from the device */ /* Read the initial power state from the device */
if (w->reg >= 0) { 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; val &= w->mask;
if (val == w->on_val) if (val == w->on_val)
w->power = 1; w->power = 1;
...@@ -3634,6 +3638,55 @@ int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card) ...@@ -3634,6 +3638,55 @@ int snd_soc_dapm_link_dai_widgets(struct snd_soc_card *card)
return 0; 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);
}
/* 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);
}
}
}
static void soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream, static void soc_dapm_stream_event(struct snd_soc_pcm_runtime *rtd, int stream,
int event) int event)
{ {
......
...@@ -119,6 +119,13 @@ static struct snd_soc_dai_driver dummy_dai = { ...@@ -119,6 +119,13 @@ static struct snd_soc_dai_driver dummy_dai = {
}, },
}; };
int snd_soc_dai_is_dummy(struct snd_soc_dai *dai)
{
if (dai->driver == &dummy_dai)
return 1;
return 0;
}
static int snd_soc_dummy_probe(struct platform_device *pdev) static int snd_soc_dummy_probe(struct platform_device *pdev)
{ {
int ret; int ret;
......
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