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| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2020-07-27 10:38:03 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-08-17 18:29:36 +0100 |
| commit | 135bd5ea190f3e31d2289da98a53d28e1be5b6bf (patch) | |
| tree | 296f58fd0391fe0d2f2f279066c09cd2badb80b2 /sound/soc/qcom | |
| parent | 983b8864f6033336e619a5936a02aea3026c5742 (diff) | |
| download | linux-135bd5ea190f3e31d2289da98a53d28e1be5b6bf.tar.gz | |
ASoC: q6asm-dai: add next track metadata support
This patch adds support to metadata required to do a gapless playback. Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Tested-by: Vinod Koul <vkoul@kernel.org> Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Vinod Koul <vkoul@kernel.org> Link: https://lore.kernel.org/r/20200727093806.17089-8-srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/qcom')
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6asm-dai.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c index 88e8452c1999..4bd5f57bd1a7 100644 --- a/sound/soc/qcom/qdsp6/q6asm-dai.c +++ b/sound/soc/qcom/qdsp6/q6asm-dai.c @@ -67,6 +67,8 @@ struct q6asm_dai_rtd { uint32_t stream_id; uint16_t session_id; enum stream_state state; + uint32_t initial_samples_drop; + uint32_t trailing_samples_drop; }; struct q6asm_dai_data { @@ -865,6 +867,29 @@ static int q6asm_dai_compr_set_params(struct snd_soc_component *component, return 0; } +static int q6asm_dai_compr_set_metadata(struct snd_soc_component *component, + struct snd_compr_stream *stream, + struct snd_compr_metadata *metadata) +{ + struct snd_compr_runtime *runtime = stream->runtime; + struct q6asm_dai_rtd *prtd = runtime->private_data; + int ret = 0; + + switch (metadata->key) { + case SNDRV_COMPRESS_ENCODER_PADDING: + prtd->trailing_samples_drop = metadata->value[0]; + break; + case SNDRV_COMPRESS_ENCODER_DELAY: + prtd->initial_samples_drop = metadata->value[0]; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} + static int q6asm_dai_compr_trigger(struct snd_soc_component *component, struct snd_compr_stream *stream, int cmd) { @@ -981,6 +1006,7 @@ static struct snd_compress_ops q6asm_dai_compress_ops = { .open = q6asm_dai_compr_open, .free = q6asm_dai_compr_free, .set_params = q6asm_dai_compr_set_params, + .set_metadata = q6asm_dai_compr_set_metadata, .pointer = q6asm_dai_compr_pointer, .trigger = q6asm_dai_compr_trigger, .get_caps = q6asm_dai_compr_get_caps, |