PCM operations for DAI links connected with DSP platform component
involve communication with DSP firmware by IPCs. As IPC protocol may
cause thread to sleep while waiting for a response from DSP, propagate
that information to ALSA core by marking all FE DAIs as nonatomic.
Signed-off-by: Cezary Rojewski <cezary.rojewski@xxxxxxxxx>
---
sound/soc/intel/boards/bdw-rt5677.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sound/soc/intel/boards/bdw-rt5677.c b/sound/soc/intel/boards/bdw-rt5677.c
index d6584768883b..7a3e773d0a1c 100644
--- a/sound/soc/intel/boards/bdw-rt5677.c
+++ b/sound/soc/intel/boards/bdw-rt5677.c
@@ -323,6 +323,7 @@ static struct snd_soc_dai_link bdw_rt5677_dais[] = {
{
.name = "System PCM",
.stream_name = "System Playback/Capture",
+ .nonatomic = 1,
.dynamic = 1,
.trigger = {
SND_SOC_DPCM_TRIGGER_POST,
--
2.17.1
