ASoC: SOF: ipc4-pcm: Delay reporting is only supported for playback direction

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: af74dbd ("ASoC: SOF: ipc4-pcm: allocate time info for pcm delay feature")
Cc: [email protected]
Signed-off-by: Peter Ujfalusi <[email protected]>
Reviewed-by: Bard Liao <[email protected]>
Reviewed-by: Liam Girdwood <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: ujfalusi

sound/soc/sof/ipc4-pcm.c

@@ -798,7 +798,8 @@ 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);