summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--include/sound/soc-dapm.h4
-rw-r--r--sound/soc/soc-dapm.c210
2 files changed, 95 insertions, 119 deletions
diff --git a/include/sound/soc-dapm.h b/include/sound/soc-dapm.h
index ebb93f29e4f3..8cf3aad30864 100644
--- a/include/sound/soc-dapm.h
+++ b/include/sound/soc-dapm.h
@@ -543,11 +543,13 @@ struct snd_soc_dapm_widget {
unsigned char active:1; /* active stream on DAC, ADC's */
unsigned char connected:1; /* connected codec pin */
unsigned char new:1; /* cnew complete */
- unsigned char ext:1; /* has external widgets */
unsigned char force:1; /* force state */
unsigned char ignore_suspend:1; /* kept enabled over suspend */
unsigned char new_power:1; /* power from this run */
unsigned char power_checked:1; /* power checked this run */
+ unsigned char is_supply:1; /* Widget is a supply type widget */
+ unsigned char is_sink:1; /* Widget is a sink type widget */
+ unsigned char is_source:1; /* Widget is a source type widget */
int subseq; /* sort within widget type */
int (*power_check)(struct snd_soc_dapm_widget *w);
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index c49df10d1c33..2cad5f77ec60 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -821,43 +821,12 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget,
DAPM_UPDATE_STAT(widget, path_checks);
- switch (widget->id) {
- case snd_soc_dapm_supply:
- case snd_soc_dapm_regulator_supply:
- case snd_soc_dapm_clock_supply:
- case snd_soc_dapm_kcontrol:
+ if (widget->is_supply)
return 0;
- default:
- break;
- }
- switch (widget->id) {
- case snd_soc_dapm_adc:
- case snd_soc_dapm_aif_out:
- case snd_soc_dapm_dai_out:
- if (widget->active) {
- widget->outputs = snd_soc_dapm_suspend_check(widget);
- return widget->outputs;
- }
- default:
- break;
- }
-
- if (widget->connected) {
- /* connected pin ? */
- if (widget->id == snd_soc_dapm_output && !widget->ext) {
- widget->outputs = snd_soc_dapm_suspend_check(widget);
- return widget->outputs;
- }
-
- /* connected jack or spk ? */
- if (widget->id == snd_soc_dapm_hp ||
- widget->id == snd_soc_dapm_spk ||
- (widget->id == snd_soc_dapm_line &&
- !list_empty(&widget->sources))) {
- widget->outputs = snd_soc_dapm_suspend_check(widget);
- return widget->outputs;
- }
+ if (widget->is_sink && widget->connected) {
+ widget->outputs = snd_soc_dapm_suspend_check(widget);
+ return widget->outputs;
}
list_for_each_entry(path, &widget->sinks, list_source) {
@@ -913,55 +882,12 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget,
DAPM_UPDATE_STAT(widget, path_checks);
- switch (widget->id) {
- case snd_soc_dapm_supply:
- case snd_soc_dapm_regulator_supply:
- case snd_soc_dapm_clock_supply:
- case snd_soc_dapm_kcontrol:
+ if (widget->is_supply)
return 0;
- default:
- break;
- }
-
- /* active stream ? */
- switch (widget->id) {
- case snd_soc_dapm_dac:
- case snd_soc_dapm_aif_in:
- case snd_soc_dapm_dai_in:
- if (widget->active) {
- widget->inputs = snd_soc_dapm_suspend_check(widget);
- return widget->inputs;
- }
- default:
- break;
- }
-
- if (widget->connected) {
- /* connected pin ? */
- if (widget->id == snd_soc_dapm_input && !widget->ext) {
- widget->inputs = snd_soc_dapm_suspend_check(widget);
- return widget->inputs;
- }
- /* connected VMID/Bias for lower pops */
- if (widget->id == snd_soc_dapm_vmid) {
- widget->inputs = snd_soc_dapm_suspend_check(widget);
- return widget->inputs;
- }
-
- /* connected jack ? */
- if (widget->id == snd_soc_dapm_mic ||
- (widget->id == snd_soc_dapm_line &&
- !list_empty(&widget->sinks))) {
- widget->inputs = snd_soc_dapm_suspend_check(widget);
- return widget->inputs;
- }
-
- /* signal generator */
- if (widget->id == snd_soc_dapm_siggen) {
- widget->inputs = snd_soc_dapm_suspend_check(widget);
- return widget->inputs;
- }
+ if (widget->is_source && widget->connected) {
+ widget->inputs = snd_soc_dapm_suspend_check(widget);
+ return widget->inputs;
}
list_for_each_entry(path, &widget->sources, list_sink) {
@@ -1554,18 +1480,11 @@ static void dapm_widget_set_power(struct snd_soc_dapm_widget *w, bool power,
list_for_each_entry(path, &w->sources, list_sink)
dapm_widget_set_peer_power(path->source, power, path->connect);
- switch (w->id) {
- case snd_soc_dapm_supply:
- case snd_soc_dapm_regulator_supply:
- case snd_soc_dapm_clock_supply:
- case snd_soc_dapm_kcontrol:
- /* Supplies can't affect their outputs, only their inputs */
- break;
- default:
+ /* Supplies can't affect their outputs, only their inputs */
+ if (!w->is_supply) {
list_for_each_entry(path, &w->sinks, list_source)
dapm_widget_set_peer_power(path->sink, power,
path->connect);
- break;
}
if (power)
@@ -2226,6 +2145,53 @@ int snd_soc_dapm_sync(struct snd_soc_dapm_context *dapm)
}
EXPORT_SYMBOL_GPL(snd_soc_dapm_sync);
+/*
+ * dapm_update_widget_flags() - Re-compute widget sink and source flags
+ * @w: The widget for which to update the flags
+ *
+ * Some widgets have a dynamic category which depends on which neighbors they
+ * are connected to. This function update the category for these widgets.
+ *
+ * This function must be called whenever a path is added or removed to a widget.
+ */
+static void dapm_update_widget_flags(struct snd_soc_dapm_widget *w)
+{
+ struct snd_soc_dapm_path *p;
+
+ switch (w->id) {
+ case snd_soc_dapm_input:
+ w->is_source = 1;
+ list_for_each_entry(p, &w->sources, list_sink) {
+ if (p->source->id == snd_soc_dapm_micbias ||
+ p->source->id == snd_soc_dapm_mic ||
+ p->source->id == snd_soc_dapm_line ||
+ p->source->id == snd_soc_dapm_output) {
+ w->is_source = 0;
+ break;
+ }
+ }
+ break;
+ case snd_soc_dapm_output:
+ w->is_sink = 1;
+ list_for_each_entry(p, &w->sinks, list_source) {
+ if (p->sink->id == snd_soc_dapm_spk ||
+ p->sink->id == snd_soc_dapm_hp ||
+ p->sink->id == snd_soc_dapm_line ||
+ p->sink->id == snd_soc_dapm_input) {
+ w->is_sink = 0;
+ break;
+ }
+ }
+ break;
+ case snd_soc_dapm_line:
+ w->is_sink = !list_empty(&w->sources);
+ w->is_source = !list_empty(&w->sinks);
+ break;
+ default:
+ break;
+ }
+}
+
static int snd_soc_dapm_add_path(struct snd_soc_dapm_context *dapm,
struct snd_soc_dapm_widget *wsource, struct snd_soc_dapm_widget *wsink,
const char *control,
@@ -2247,22 +2213,6 @@ static int snd_soc_dapm_add_path(struct snd_soc_dapm_context *dapm,
INIT_LIST_HEAD(&path->list_source);
INIT_LIST_HEAD(&path->list_sink);
- /* check for external widgets */
- if (wsink->id == snd_soc_dapm_input) {
- if (wsource->id == snd_soc_dapm_micbias ||
- wsource->id == snd_soc_dapm_mic ||
- wsource->id == snd_soc_dapm_line ||
- wsource->id == snd_soc_dapm_output)
- wsink->ext = 1;
- }
- if (wsource->id == snd_soc_dapm_output) {
- if (wsink->id == snd_soc_dapm_spk ||
- wsink->id == snd_soc_dapm_hp ||
- wsink->id == snd_soc_dapm_line ||
- wsink->id == snd_soc_dapm_input)
- wsource->ext = 1;
- }
-
/* connect static paths */
if (control == NULL) {
path->connect = 1;
@@ -2294,6 +2244,9 @@ static int snd_soc_dapm_add_path(struct snd_soc_dapm_context *dapm,
list_add(&path->list_sink, &wsink->sources);
list_add(&path->list_source, &wsource->sinks);
+ dapm_update_widget_flags(wsource);
+ dapm_update_widget_flags(wsink);
+
dapm_mark_dirty(wsource, "Route added");
dapm_mark_dirty(wsink, "Route added");
@@ -2377,6 +2330,7 @@ err:
static int snd_soc_dapm_del_route(struct snd_soc_dapm_context *dapm,
const struct snd_soc_dapm_route *route)
{
+ struct snd_soc_dapm_widget *wsource, *wsink;
struct snd_soc_dapm_path *path, *p;
const char *sink;
const char *source;
@@ -2414,10 +2368,17 @@ static int snd_soc_dapm_del_route(struct snd_soc_dapm_context *dapm,
}
if (path) {
- dapm_mark_dirty(path->source, "Route removed");
- dapm_mark_dirty(path->sink, "Route removed");
+ wsource = path->source;
+ wsink = path->sink;
+
+ dapm_mark_dirty(wsource, "Route removed");
+ dapm_mark_dirty(wsink, "Route removed");
dapm_free_path(path);
+
+ /* Update any path related flags */
+ dapm_update_widget_flags(wsource);
+ dapm_update_widget_flags(wsink);
} else {
dev_warn(dapm->dev, "ASoC: Route %s->%s does not exist\n",
source, sink);
@@ -2975,26 +2936,33 @@ snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
}
switch (w->id) {
- case snd_soc_dapm_switch:
- case snd_soc_dapm_mixer:
- case snd_soc_dapm_mixer_named_ctl:
+ case snd_soc_dapm_mic:
+ case snd_soc_dapm_input:
+ w->is_source = 1;
w->power_check = dapm_generic_check_power;
break;
- case snd_soc_dapm_mux:
+ case snd_soc_dapm_spk:
+ case snd_soc_dapm_hp:
+ case snd_soc_dapm_output:
+ w->is_sink = 1;
w->power_check = dapm_generic_check_power;
break;
+ case snd_soc_dapm_vmid:
+ case snd_soc_dapm_siggen:
+ w->is_source = 1;
+ w->power_check = dapm_always_on_check_power;
+ break;
+ case snd_soc_dapm_mux:
+ case snd_soc_dapm_switch:
+ case snd_soc_dapm_mixer:
+ case snd_soc_dapm_mixer_named_ctl:
case snd_soc_dapm_adc:
case snd_soc_dapm_aif_out:
case snd_soc_dapm_dac:
case snd_soc_dapm_aif_in:
case snd_soc_dapm_pga:
case snd_soc_dapm_out_drv:
- case snd_soc_dapm_input:
- case snd_soc_dapm_output:
case snd_soc_dapm_micbias:
- case snd_soc_dapm_spk:
- case snd_soc_dapm_hp:
- case snd_soc_dapm_mic:
case snd_soc_dapm_line:
case snd_soc_dapm_dai_link:
case snd_soc_dapm_dai_out:
@@ -3005,6 +2973,7 @@ snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
case snd_soc_dapm_regulator_supply:
case snd_soc_dapm_clock_supply:
case snd_soc_dapm_kcontrol:
+ w->is_supply = 1;
w->power_check = dapm_supply_check_power;
break;
default:
@@ -3368,6 +3337,11 @@ static void soc_dapm_dai_stream_event(struct snd_soc_dai *dai, int stream,
case SND_SOC_DAPM_STREAM_PAUSE_RELEASE:
break;
}
+
+ if (w->id == snd_soc_dapm_dai_in)
+ w->is_source = w->active;
+ else
+ w->is_sink = w->active;
}
}
generated by cgit (git 2.34.1) at 2024-05-27 14:41:53 +0000