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-rw-r--r--sound/soc/soc-core.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 2bdf9a4ac2b4..c612900c80ff 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -637,7 +637,7 @@ int snd_soc_suspend(struct device *dev)
list_for_each_entry(codec, &card->codec_dev_list, card_list) {
/* If there are paths active then the CODEC will be held with
* bias _ON and should not be suspended. */
- if (!codec->suspended && codec->driver->suspend) {
+ if (!codec->suspended) {
switch (codec->dapm.bias_level) {
case SND_SOC_BIAS_STANDBY:
/*
@@ -651,8 +651,10 @@ int snd_soc_suspend(struct device *dev)
"ASoC: idle_bias_off CODEC on over suspend\n");
break;
}
+
case SND_SOC_BIAS_OFF:
- codec->driver->suspend(codec);
+ if (codec->driver->suspend)
+ codec->driver->suspend(codec);
codec->suspended = 1;
codec->cache_sync = 1;
if (codec->component.regmap)
@@ -726,11 +728,12 @@ static void soc_resume_deferred(struct work_struct *work)
* left with bias OFF or STANDBY and suspended so we must now
* resume. Otherwise the suspend was suppressed.
*/
- if (codec->driver->resume && codec->suspended) {
+ if (codec->suspended) {
switch (codec->dapm.bias_level) {
case SND_SOC_BIAS_STANDBY:
case SND_SOC_BIAS_OFF:
- codec->driver->resume(codec);
+ if (codec->driver->resume)
+ codec->driver->resume(codec);
codec->suspended = 0;
break;
default: