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| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2021-11-16 16:45:29 +0900 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-11-29 12:19:44 +0000 |
| commit | 796b64a72db0b416f0aa1815e87aa28388b4715d (patch) | |
| tree | 5119ad52e41a3ace5d0f61f32a43d74d6fbbb9c1 | |
| parent | feea640aaf1a5ae9dff6e33931e680542432e8dd (diff) | |
| download | lwn-796b64a72db0b416f0aa1815e87aa28388b4715d.tar.gz lwn-796b64a72db0b416f0aa1815e87aa28388b4715d.zip | |
ASoC: intel: sst-mfld-platform-pcm: add .delay support
Now ALSA SoC supports .delay for component.
This patch uses it, and not update runtime->delay on .pointer
directly / secretly.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/871r3gy25j.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/intel/atom/sst-mfld-platform-pcm.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sound/soc/intel/atom/sst-mfld-platform-pcm.c b/sound/soc/intel/atom/sst-mfld-platform-pcm.c index 5db2f4865bbb..a56dd48c045f 100644 --- a/sound/soc/intel/atom/sst-mfld-platform-pcm.c +++ b/sound/soc/intel/atom/sst-mfld-platform-pcm.c @@ -653,10 +653,21 @@ static snd_pcm_uframes_t sst_soc_pointer(struct snd_soc_component *component, dev_err(rtd->dev, "sst: error code = %d\n", ret_val); return ret_val; } - substream->runtime->delay = str_info->pcm_delay; return str_info->buffer_ptr; } +static snd_pcm_sframes_t sst_soc_delay(struct snd_soc_component *component, + struct snd_pcm_substream *substream) +{ + struct sst_runtime_stream *stream = substream->runtime->private_data; + struct pcm_stream_info *str_info = &stream->stream_info; + + if (sst_get_stream_status(stream) == SST_PLATFORM_INIT) + return 0; + + return str_info->pcm_delay; +} + static int sst_soc_pcm_new(struct snd_soc_component *component, struct snd_soc_pcm_runtime *rtd) { @@ -695,6 +706,7 @@ static const struct snd_soc_component_driver sst_soc_platform_drv = { .open = sst_soc_open, .trigger = sst_soc_trigger, .pointer = sst_soc_pointer, + .delay = sst_soc_delay, .compress_ops = &sst_platform_compress_ops, .pcm_construct = sst_soc_pcm_new, }; |