The firmware does not provide any information for capture streams via the shared pipeline registers.
To avoid reporting invalid delay value for capture streams to user space we need to disable it.
Fixes: af74dbd0dbcf ("ASoC: SOF: ipc4-pcm: allocate time info for pcm delay feature") Cc: stable@vger.kernel.org Signed-off-by: Peter Ujfalusi peter.ujfalusi@linux.intel.com Reviewed-by: Bard Liao yung-chuan.liao@linux.intel.com Reviewed-by: Liam Girdwood liam.r.girdwood@intel.com --- sound/soc/sof/ipc4-pcm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/sound/soc/sof/ipc4-pcm.c b/sound/soc/sof/ipc4-pcm.c index 52903503cf3b..8eee3e1aadf9 100644 --- a/sound/soc/sof/ipc4-pcm.c +++ b/sound/soc/sof/ipc4-pcm.c @@ -799,7 +799,8 @@ static int sof_ipc4_pcm_setup(struct snd_sof_dev *sdev, struct snd_sof_pcm *spcm
spcm->stream[stream].private = stream_priv;
- if (!support_info) + /* Delay reporting is only supported on playback */ + if (!support_info || stream == SNDRV_PCM_STREAM_CAPTURE) continue;
time_info = kzalloc(sizeof(*time_info), GFP_KERNEL);