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

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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: af74dbd0db ("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>
Link: https://patch.msgid.link/20250509085951.15696-1-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Peter Ujfalusi 2025-05-09 11:59:51 +03:00 committed by Mark Brown
parent 4d14b1069e
commit 98db16f314
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GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 1 deletions
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3
sound/soc/sof/ipc4-pcm.c
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@ -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);