ASoC: q6dsp: q6apm-dai: Add compress DAI and codec caps get callbacks
Add q6apm get compress DAI capabilities and codec capabilities 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/20230619101653.9750-9-srinivas.kandagatla@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -30,8 +30,25 @@
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#define BUFFER_BYTES_MIN (PLAYBACK_MIN_NUM_PERIODS * PLAYBACK_MIN_PERIOD_SIZE)
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#define COMPR_PLAYBACK_MAX_FRAGMENT_SIZE (128 * 1024)
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#define COMPR_PLAYBACK_MAX_NUM_FRAGMENTS (16 * 4)
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#define COMPR_PLAYBACK_MIN_FRAGMENT_SIZE (8 * 1024)
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#define COMPR_PLAYBACK_MIN_NUM_FRAGMENTS (4)
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#define SID_MASK_DEFAULT 0xF
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static const struct snd_compr_codec_caps q6apm_compr_caps = {
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.num_descriptors = 1,
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.descriptor[0].max_ch = 2,
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.descriptor[0].sample_rates = { 8000, 11025, 12000, 16000, 22050,
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24000, 32000, 44100, 48000, 88200,
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96000, 176400, 192000 },
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.descriptor[0].num_sample_rates = 13,
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.descriptor[0].bit_rate[0] = 320,
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.descriptor[0].bit_rate[1] = 128,
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.descriptor[0].num_bitrates = 2,
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.descriptor[0].profiles = 0,
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.descriptor[0].modes = SND_AUDIOCHANMODE_MP3_STEREO,
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.descriptor[0].formats = 0,
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};
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enum stream_state {
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Q6APM_STREAM_IDLE = 0,
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Q6APM_STREAM_STOPPED,
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@ -41,6 +58,7 @@ enum stream_state {
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struct q6apm_dai_rtd {
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struct snd_pcm_substream *substream;
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struct snd_compr_stream *cstream;
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struct snd_codec codec;
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struct snd_compr_params codec_param;
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struct snd_dma_buffer dma_buffer;
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phys_addr_t phys;
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@ -54,6 +72,7 @@ struct q6apm_dai_rtd {
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uint16_t bits_per_sample;
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uint16_t source; /* Encoding source bit mask */
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uint16_t session_id;
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bool next_track;
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enum stream_state state;
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struct q6apm_graph *graph;
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spinlock_t lock;
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@ -517,9 +536,43 @@ static int q6apm_dai_compr_free(struct snd_soc_component *component,
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return 0;
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}
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static int q6apm_dai_compr_get_caps(struct snd_soc_component *component,
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struct snd_compr_stream *stream,
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struct snd_compr_caps *caps)
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{
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caps->direction = SND_COMPRESS_PLAYBACK;
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caps->min_fragment_size = COMPR_PLAYBACK_MIN_FRAGMENT_SIZE;
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caps->max_fragment_size = COMPR_PLAYBACK_MAX_FRAGMENT_SIZE;
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caps->min_fragments = COMPR_PLAYBACK_MIN_NUM_FRAGMENTS;
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caps->max_fragments = COMPR_PLAYBACK_MAX_NUM_FRAGMENTS;
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caps->num_codecs = 3;
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caps->codecs[0] = SND_AUDIOCODEC_MP3;
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caps->codecs[1] = SND_AUDIOCODEC_AAC;
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caps->codecs[2] = SND_AUDIOCODEC_FLAC;
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return 0;
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}
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static int q6apm_dai_compr_get_codec_caps(struct snd_soc_component *component,
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struct snd_compr_stream *stream,
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struct snd_compr_codec_caps *codec)
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{
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switch (codec->codec) {
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case SND_AUDIOCODEC_MP3:
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*codec = q6apm_compr_caps;
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break;
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default:
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break;
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}
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return 0;
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}
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static const struct snd_compress_ops q6apm_dai_compress_ops = {
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.open = q6apm_dai_compr_open,
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.free = q6apm_dai_compr_free,
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.get_caps = q6apm_dai_compr_get_caps,
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.get_codec_caps = q6apm_dai_compr_get_codec_caps,
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};
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static const struct snd_soc_component_driver q6apm_fe_dai_component = {
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