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| author | Srinivas Kandagatla <srinivas.kandagatla@linaro.org> | 2023-06-19 11:16:51 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-06-19 12:59:05 +0100 |
| commit | c337bf33c41de423fa4d7353bd66d3c14df92445 (patch) | |
| tree | aa7a7b5b67950497c34c0f6046d8e8f41566d982 /sound/soc | |
| parent | c0c87738a19d3e6d15dac4174d4b90c38a615112 (diff) | |
| download | linux-stable-c337bf33c41de423fa4d7353bd66d3c14df92445.tar.gz linux-stable-c337bf33c41de423fa4d7353bd66d3c14df92445.tar.bz2 linux-stable-c337bf33c41de423fa4d7353bd66d3c14df92445.zip | |
ASoC: q6dsp: q6apm-dai: Add trigger/pointer compress DAI callbacks
Add q6apm trigger and pointer compress DAI callbacks to support
compress offload playback.
Co-developed-by: Mohammad Rafi Shaik <quic_mohs@quicinc.com>
Signed-off-by: Mohammad Rafi Shaik <quic_mohs@quicinc.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230619101653.9750-10-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6apm-dai.c | 67 | ||||
| -rw-r--r-- | sound/soc/qcom/qdsp6/q6apm.h | 1 |
2 files changed, 68 insertions, 0 deletions
diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-dai.c index d43705bf523a..9543b79ce83d 100644 --- a/sound/soc/qcom/qdsp6/q6apm-dai.c +++ b/sound/soc/qcom/qdsp6/q6apm-dai.c @@ -568,11 +568,78 @@ static int q6apm_dai_compr_get_codec_caps(struct snd_soc_component *component, return 0; } + +static int q6apm_dai_compr_pointer(struct snd_soc_component *component, + struct snd_compr_stream *stream, + struct snd_compr_tstamp *tstamp) +{ + struct snd_compr_runtime *runtime = stream->runtime; + struct q6apm_dai_rtd *prtd = runtime->private_data; + unsigned long flags; + + spin_lock_irqsave(&prtd->lock, flags); + tstamp->copied_total = prtd->copied_total; + tstamp->byte_offset = prtd->copied_total % prtd->pcm_size; + spin_unlock_irqrestore(&prtd->lock, flags); + + return 0; +} + +static int q6apm_dai_compr_trigger(struct snd_soc_component *component, + struct snd_compr_stream *stream, int cmd) +{ + struct snd_compr_runtime *runtime = stream->runtime; + struct q6apm_dai_rtd *prtd = runtime->private_data; + int ret = 0; + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_RESUME: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + ret = q6apm_write_async(prtd->graph, prtd->pcm_count, 0, 0, NO_TIMESTAMP); + break; + case SNDRV_PCM_TRIGGER_STOP: + break; + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + break; + case SND_COMPR_TRIGGER_NEXT_TRACK: + prtd->next_track = true; + break; + case SND_COMPR_TRIGGER_DRAIN: + case SND_COMPR_TRIGGER_PARTIAL_DRAIN: + prtd->notify_on_drain = true; + break; + default: + ret = -EINVAL; + break; + } + + return ret; +} + +static int q6apm_dai_compr_ack(struct snd_soc_component *component, struct snd_compr_stream *stream, + size_t count) +{ + struct snd_compr_runtime *runtime = stream->runtime; + struct q6apm_dai_rtd *prtd = runtime->private_data; + unsigned long flags; + + spin_lock_irqsave(&prtd->lock, flags); + prtd->bytes_received += count; + spin_unlock_irqrestore(&prtd->lock, flags); + + return count; +} + static const struct snd_compress_ops q6apm_dai_compress_ops = { .open = q6apm_dai_compr_open, .free = q6apm_dai_compr_free, .get_caps = q6apm_dai_compr_get_caps, .get_codec_caps = q6apm_dai_compr_get_codec_caps, + .pointer = q6apm_dai_compr_pointer, + .trigger = q6apm_dai_compr_trigger, + .ack = q6apm_dai_compr_ack, }; static const struct snd_soc_component_driver q6apm_fe_dai_component = { diff --git a/sound/soc/qcom/qdsp6/q6apm.h b/sound/soc/qcom/qdsp6/q6apm.h index d187d88c0a8c..8ee40732ce9e 100644 --- a/sound/soc/qcom/qdsp6/q6apm.h +++ b/sound/soc/qcom/qdsp6/q6apm.h @@ -46,6 +46,7 @@ #define APM_MAX_SESSIONS 8 #define APM_LAST_BUFFER_FLAG BIT(30) +#define NO_TIMESTAMP 0xFF00 struct q6apm { struct device *dev; |