Add q6apm get compress DAI capabilities and codec capabilities callbacks to support compress offload playback.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org Co-developed-by: Mohammad Rafi Shaik quic_mohs@quicinc.com Signed-off-by: Mohammad Rafi Shaik quic_mohs@quicinc.com --- sound/soc/qcom/qdsp6/q6apm-dai.c | 53 ++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+)
diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-dai.c index 32df5db014d3..d43705bf523a 100644 --- a/sound/soc/qcom/qdsp6/q6apm-dai.c +++ b/sound/soc/qcom/qdsp6/q6apm-dai.c @@ -30,8 +30,25 @@ #define BUFFER_BYTES_MIN (PLAYBACK_MIN_NUM_PERIODS * PLAYBACK_MIN_PERIOD_SIZE) #define COMPR_PLAYBACK_MAX_FRAGMENT_SIZE (128 * 1024) #define COMPR_PLAYBACK_MAX_NUM_FRAGMENTS (16 * 4) +#define COMPR_PLAYBACK_MIN_FRAGMENT_SIZE (8 * 1024) +#define COMPR_PLAYBACK_MIN_NUM_FRAGMENTS (4) #define SID_MASK_DEFAULT 0xF
+static const struct snd_compr_codec_caps q6apm_compr_caps = { + .num_descriptors = 1, + .descriptor[0].max_ch = 2, + .descriptor[0].sample_rates = { 8000, 11025, 12000, 16000, 22050, + 24000, 32000, 44100, 48000, 88200, + 96000, 176400, 192000 }, + .descriptor[0].num_sample_rates = 13, + .descriptor[0].bit_rate[0] = 320, + .descriptor[0].bit_rate[1] = 128, + .descriptor[0].num_bitrates = 2, + .descriptor[0].profiles = 0, + .descriptor[0].modes = SND_AUDIOCHANMODE_MP3_STEREO, + .descriptor[0].formats = 0, +}; + enum stream_state { Q6APM_STREAM_IDLE = 0, Q6APM_STREAM_STOPPED, @@ -41,6 +58,7 @@ enum stream_state { struct q6apm_dai_rtd { struct snd_pcm_substream *substream; struct snd_compr_stream *cstream; + struct snd_codec codec; struct snd_compr_params codec_param; struct snd_dma_buffer dma_buffer; phys_addr_t phys; @@ -54,6 +72,7 @@ struct q6apm_dai_rtd { uint16_t bits_per_sample; uint16_t source; /* Encoding source bit mask */ uint16_t session_id; + bool next_track; enum stream_state state; struct q6apm_graph *graph; spinlock_t lock; @@ -517,9 +536,43 @@ static int q6apm_dai_compr_free(struct snd_soc_component *component,
return 0; } + +static int q6apm_dai_compr_get_caps(struct snd_soc_component *component, + struct snd_compr_stream *stream, + struct snd_compr_caps *caps) +{ + caps->direction = SND_COMPRESS_PLAYBACK; + caps->min_fragment_size = COMPR_PLAYBACK_MIN_FRAGMENT_SIZE; + caps->max_fragment_size = COMPR_PLAYBACK_MAX_FRAGMENT_SIZE; + caps->min_fragments = COMPR_PLAYBACK_MIN_NUM_FRAGMENTS; + caps->max_fragments = COMPR_PLAYBACK_MAX_NUM_FRAGMENTS; + caps->num_codecs = 3; + caps->codecs[0] = SND_AUDIOCODEC_MP3; + caps->codecs[1] = SND_AUDIOCODEC_AAC; + caps->codecs[2] = SND_AUDIOCODEC_FLAC; + + return 0; +} + +static int q6apm_dai_compr_get_codec_caps(struct snd_soc_component *component, + struct snd_compr_stream *stream, + struct snd_compr_codec_caps *codec) +{ + switch (codec->codec) { + case SND_AUDIOCODEC_MP3: + *codec = q6apm_compr_caps; + break; + default: + break; + } + + return 0; +} 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, };
static const struct snd_soc_component_driver q6apm_fe_dai_component = {