Add support for handling compressed formats such as MP3, AAC and FLAC.
Signed-off-by: Mohammad Rafi Shaik quic_mohs@quicinc.com Co-developed-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- sound/soc/qcom/qdsp6/audioreach.c | 106 ++++++++++++++++++++++++------ 1 file changed, 86 insertions(+), 20 deletions(-)
diff --git a/sound/soc/qcom/qdsp6/audioreach.c b/sound/soc/qcom/qdsp6/audioreach.c index 7c45c36e9156..250ed828c7d3 100644 --- a/sound/soc/qcom/qdsp6/audioreach.c +++ b/sound/soc/qcom/qdsp6/audioreach.c @@ -852,6 +852,68 @@ static int audioreach_mfc_set_media_format(struct q6apm_graph *graph, return rc; }
+static int audioreach_set_compr_media_format(struct media_format *media_fmt_hdr, + void *p, struct audioreach_module_config *mcfg) +{ + struct payload_media_fmt_aac_t *aac_cfg; + struct payload_media_fmt_pcm *mp3_cfg; + struct payload_media_fmt_flac_t *flac_cfg; + int ret = 0; + + switch (mcfg->fmt) { + case SND_AUDIOCODEC_MP3: + media_fmt_hdr->data_format = DATA_FORMAT_RAW_COMPRESSED; + media_fmt_hdr->fmt_id = MEDIA_FMT_ID_MP3; + media_fmt_hdr->payload_size = 0; + p = p + sizeof(*media_fmt_hdr); + mp3_cfg = p; + mp3_cfg->sample_rate = mcfg->sample_rate; + mp3_cfg->bit_width = mcfg->bit_width; + mp3_cfg->alignment = PCM_LSB_ALIGNED; + mp3_cfg->bits_per_sample = mcfg->bit_width; + mp3_cfg->q_factor = mcfg->bit_width - 1; + mp3_cfg->endianness = PCM_LITTLE_ENDIAN; + mp3_cfg->num_channels = mcfg->num_channels; + + if (mcfg->num_channels == 1) { + mp3_cfg->channel_mapping[0] = PCM_CHANNEL_L; + } else if (mcfg->num_channels == 2) { + mp3_cfg->channel_mapping[0] = PCM_CHANNEL_L; + mp3_cfg->channel_mapping[1] = PCM_CHANNEL_R; + } + break; + case SND_AUDIOCODEC_AAC: + media_fmt_hdr->data_format = DATA_FORMAT_RAW_COMPRESSED; + media_fmt_hdr->fmt_id = MEDIA_FMT_ID_AAC; + media_fmt_hdr->payload_size = sizeof(struct payload_media_fmt_aac_t); + p = p + sizeof(*media_fmt_hdr); + aac_cfg = p; + aac_cfg->aac_fmt_flag = 0; + aac_cfg->audio_obj_type = 5; + aac_cfg->num_channels = mcfg->num_channels; + aac_cfg->total_size_of_PCE_bits = 0; + aac_cfg->sample_rate = mcfg->sample_rate; + break; + case SND_AUDIOCODEC_FLAC: + media_fmt_hdr->data_format = DATA_FORMAT_RAW_COMPRESSED; + media_fmt_hdr->fmt_id = MEDIA_FMT_ID_FLAC; + media_fmt_hdr->payload_size = sizeof(struct payload_media_fmt_flac_t); + p = p + sizeof(*media_fmt_hdr); + flac_cfg = p; + flac_cfg->sample_size = mcfg->codec.options.flac_d.sample_size; + flac_cfg->num_channels = mcfg->num_channels; + flac_cfg->min_blk_size = mcfg->codec.options.flac_d.min_blk_size; + flac_cfg->max_blk_size = mcfg->codec.options.flac_d.max_blk_size; + flac_cfg->sample_rate = mcfg->sample_rate; + flac_cfg->min_frame_size = mcfg->codec.options.flac_d.min_frame_size; + flac_cfg->max_frame_size = mcfg->codec.options.flac_d.max_frame_size; + break; + default: + return -EINVAL; + } + return ret; +} + static int audioreach_i2s_set_media_format(struct q6apm_graph *graph, struct audioreach_module *module, struct audioreach_module_config *cfg) @@ -1055,26 +1117,29 @@ static int audioreach_shmem_set_media_format(struct q6apm_graph *graph, p = p + APM_MODULE_PARAM_DATA_SIZE;
header = p; - header->data_format = DATA_FORMAT_FIXED_POINT; - header->fmt_id = MEDIA_FMT_ID_PCM; - header->payload_size = payload_size - sizeof(*header); + if (mcfg->fmt == SND_AUDIOCODEC_PCM) { + header->data_format = DATA_FORMAT_FIXED_POINT; + header->fmt_id = MEDIA_FMT_ID_PCM; + header->payload_size = payload_size - sizeof(*header);
- p = p + sizeof(*header); - cfg = p; - cfg->sample_rate = mcfg->sample_rate; - cfg->bit_width = mcfg->bit_width; - cfg->alignment = PCM_LSB_ALIGNED; - cfg->bits_per_sample = mcfg->bit_width; - cfg->q_factor = mcfg->bit_width - 1; - cfg->endianness = PCM_LITTLE_ENDIAN; - cfg->num_channels = mcfg->num_channels; - - if (mcfg->num_channels == 1) { - cfg->channel_mapping[0] = PCM_CHANNEL_L; - } else if (num_channels == 2) { - cfg->channel_mapping[0] = PCM_CHANNEL_L; - cfg->channel_mapping[1] = PCM_CHANNEL_R; - } + p = p + sizeof(*header); + cfg = p; + cfg->sample_rate = mcfg->sample_rate; + cfg->bit_width = mcfg->bit_width; + cfg->alignment = PCM_LSB_ALIGNED; + cfg->bits_per_sample = mcfg->bit_width; + cfg->q_factor = mcfg->bit_width - 1; + cfg->endianness = PCM_LITTLE_ENDIAN; + cfg->num_channels = mcfg->num_channels; + + if (mcfg->num_channels == 1) + cfg->channel_mapping[0] = PCM_CHANNEL_L; + else if (num_channels == 2) { + cfg->channel_mapping[0] = PCM_CHANNEL_L; + cfg->channel_mapping[1] = PCM_CHANNEL_R; + } + } else + audioreach_set_compr_media_format(header, p, mcfg);
rc = audioreach_graph_send_cmd_sync(graph, pkt, 0);
@@ -1401,7 +1466,8 @@ int audioreach_compr_set_param(struct q6apm_graph *graph, struct audioreach_modu cfg->channel_mapping[0] = PCM_CHANNEL_L; cfg->channel_mapping[1] = PCM_CHANNEL_R; } - } + } else + audioreach_set_compr_media_format(header, p, mcfg);
rc = gpr_send_port_pkt(graph->port, pkt); kfree(pkt);