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Diffstat (limited to 'sound/soc/soc-dapm.c')
-rw-r--r--sound/soc/soc-dapm.c105
1 files changed, 16 insertions, 89 deletions
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index c5136bb1f982..ea496842ee83 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -2279,6 +2279,9 @@ static void dapm_update_widget_flags(struct snd_soc_dapm_widget *w)
switch (w->id) {
case snd_soc_dapm_input:
+ /* On a fully routed card a input is never a source */
+ if (w->dapm->card->fully_routed)
+ break;
w->is_source = 1;
list_for_each_entry(p, &w->sources, list_sink) {
if (p->source->id == snd_soc_dapm_micbias ||
@@ -2291,6 +2294,9 @@ static void dapm_update_widget_flags(struct snd_soc_dapm_widget *w)
}
break;
case snd_soc_dapm_output:
+ /* On a fully routed card a output is never a sink */
+ if (w->dapm->card->fully_routed)
+ break;
w->is_sink = 1;
list_for_each_entry(p, &w->sinks, list_source) {
if (p->sink->id == snd_soc_dapm_spk ||
@@ -3085,16 +3091,24 @@ snd_soc_dapm_new_control(struct snd_soc_dapm_context *dapm,
switch (w->id) {
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_input:
+ if (!dapm->card->fully_routed)
+ w->is_source = 1;
+ w->power_check = dapm_generic_check_power;
+ break;
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_output:
+ if (!dapm->card->fully_routed)
+ 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;
@@ -3809,93 +3823,6 @@ int snd_soc_dapm_ignore_suspend(struct snd_soc_dapm_context *dapm,
EXPORT_SYMBOL_GPL(snd_soc_dapm_ignore_suspend);
/**
- * dapm_is_external_path() - Checks if a path is a external path
- * @card: The card the path belongs to
- * @path: The path to check
- *
- * Returns true if the path is either between two different DAPM contexts or
- * between two external pins of the same DAPM context. Otherwise returns
- * false.
- */
-static bool dapm_is_external_path(struct snd_soc_card *card,
- struct snd_soc_dapm_path *path)
-{
- dev_dbg(card->dev,
- "... Path %s(id:%d dapm:%p) - %s(id:%d dapm:%p)\n",
- path->source->name, path->source->id, path->source->dapm,
- path->sink->name, path->sink->id, path->sink->dapm);
-
- /* Connection between two different DAPM contexts */
- if (path->source->dapm != path->sink->dapm)
- return true;
-
- /* Loopback connection from external pin to external pin */
- if (path->sink->id == snd_soc_dapm_input) {
- switch (path->source->id) {
- case snd_soc_dapm_output:
- case snd_soc_dapm_micbias:
- return true;
- default:
- break;
- }
- }
-
- return false;
-}
-
-static bool snd_soc_dapm_widget_in_card_paths(struct snd_soc_card *card,
- struct snd_soc_dapm_widget *w)
-{
- struct snd_soc_dapm_path *p;
-
- list_for_each_entry(p, &w->sources, list_sink) {
- if (dapm_is_external_path(card, p))
- return true;
- }
-
- list_for_each_entry(p, &w->sinks, list_source) {
- if (dapm_is_external_path(card, p))
- return true;
- }
-
- return false;
-}
-
-/**
- * snd_soc_dapm_auto_nc_pins - call snd_soc_dapm_nc_pin for unused pins
- * @card: The card whose pins should be processed
- *
- * Automatically call snd_soc_dapm_nc_pin() for any external pins in the card
- * which are unused. Pins are used if they are connected externally to a
- * component, whether that be to some other device, or a loop-back connection to
- * the component itself.
- */
-void snd_soc_dapm_auto_nc_pins(struct snd_soc_card *card)
-{
- struct snd_soc_dapm_widget *w;
-
- dev_dbg(card->dev, "ASoC: Auto NC: DAPMs: card:%p\n", &card->dapm);
-
- list_for_each_entry(w, &card->widgets, list) {
- switch (w->id) {
- case snd_soc_dapm_input:
- case snd_soc_dapm_output:
- case snd_soc_dapm_micbias:
- dev_dbg(card->dev, "ASoC: Auto NC: Checking widget %s\n",
- w->name);
- if (!snd_soc_dapm_widget_in_card_paths(card, w)) {
- dev_dbg(card->dev,
- "... Not in map; disabling\n");
- snd_soc_dapm_nc_pin(w->dapm, w->name);
- }
- break;
- default:
- break;
- }
- }
-}
-
-/**
* snd_soc_dapm_free - free dapm resources
* @dapm: DAPM context
*