diff options
| author | Rander Wang <rander.wang@intel.com> | 2023-02-02 16:29:52 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-02-03 15:03:53 +0300 |
| commit | 7f956297272bbc3535a02fa32579375a0d40283c (patch) | |
| tree | 616a53595d50c19f9ac30790e6941e195795cb5e /sound/soc/sof/ops.h | |
| parent | 27c2100b6bc8b0b064f89250eb4081431299115f (diff) | |
| download | linux-7f956297272bbc3535a02fa32579375a0d40283c.tar.xz | |
ASoC: SOF: add get_stream_position ops for pcm delay
PCM delay depends on stream position based on hardware
counter to calculate stream delay so add this ops to get
stream position according to hardware counter.
Signed-off-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230202132954.26773-8-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/ops.h')
| -rw-r--r-- | sound/soc/sof/ops.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h index febe318b9427..03752c8405ca 100644 --- a/sound/soc/sof/ops.h +++ b/sound/soc/sof/ops.h @@ -511,6 +511,16 @@ static inline int snd_sof_pcm_platform_ack(struct snd_sof_dev *sdev, return 0; } +static inline u64 snd_sof_pcm_get_stream_position(struct snd_sof_dev *sdev, + struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + if (sof_ops(sdev) && sof_ops(sdev)->get_stream_position) + return sof_ops(sdev)->get_stream_position(sdev, component, substream); + + return 0; +} + /* machine driver */ static inline int snd_sof_machine_register(struct snd_sof_dev *sdev, void *pdata) |