Add support four channel streams. Map channel 3 and 4 to left/right surround ("quad(side)" from ffmpeg standard channel list) to match what is in qdsp6/q6dsp-common.c driver.
Signed-off-by: Krzysztof Kozlowski krzysztof.kozlowski@linaro.org
---
quad(side): https://trac.ffmpeg.org/wiki/AudioChannelManipulation#Listchannelnamesandsta... --- sound/soc/qcom/qdsp6/audioreach.c | 25 ++++++++++++++++++++++--- 1 file changed, 22 insertions(+), 3 deletions(-)
diff --git a/sound/soc/qcom/qdsp6/audioreach.c b/sound/soc/qcom/qdsp6/audioreach.c index 5974c7929dd3..4dd2a2e261c9 100644 --- a/sound/soc/qcom/qdsp6/audioreach.c +++ b/sound/soc/qcom/qdsp6/audioreach.c @@ -833,6 +833,11 @@ static int audioreach_mfc_set_media_format(struct q6apm_graph *graph, } else if (num_channels == 2) { media_format->channel_mapping[0] = PCM_CHANNEL_L; media_format->channel_mapping[1] = PCM_CHANNEL_R; + } else if (num_channels == 4) { + media_format->channel_mapping[0] = PCM_CHANNEL_FL; + media_format->channel_mapping[1] = PCM_CHANNEL_FR; + media_format->channel_mapping[2] = PCM_CHANNEL_LS; + media_format->channel_mapping[3] = PCM_CHANNEL_RS; }
rc = q6apm_send_cmd_sync(graph->apm, pkt, 0); @@ -869,6 +874,11 @@ static int audioreach_set_compr_media_format(struct media_format *media_fmt_hdr, } else if (mcfg->num_channels == 2) { mp3_cfg->channel_mapping[0] = PCM_CHANNEL_L; mp3_cfg->channel_mapping[1] = PCM_CHANNEL_R; + } else if (mcfg->num_channels == 4) { + mp3_cfg->channel_mapping[0] = PCM_CHANNEL_FL; + mp3_cfg->channel_mapping[1] = PCM_CHANNEL_FR; + mp3_cfg->channel_mapping[2] = PCM_CHANNEL_LS; + mp3_cfg->channel_mapping[3] = PCM_CHANNEL_RS; } break; case SND_AUDIOCODEC_AAC: @@ -1057,7 +1067,7 @@ static int audioreach_pcm_set_media_format(struct q6apm_graph *graph, int rc, payload_size; struct gpr_pkt *pkt;
- if (num_channels > 2) { + if (num_channels > 4) { dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels); return -EINVAL; } @@ -1094,7 +1104,11 @@ static int audioreach_pcm_set_media_format(struct q6apm_graph *graph, } else if (num_channels == 2) { media_cfg->channel_mapping[0] = PCM_CHANNEL_L; media_cfg->channel_mapping[1] = PCM_CHANNEL_R; - + } else if (num_channels == 4) { + media_cfg->channel_mapping[0] = PCM_CHANNEL_FL; + media_cfg->channel_mapping[1] = PCM_CHANNEL_FR; + media_cfg->channel_mapping[2] = PCM_CHANNEL_LS; + media_cfg->channel_mapping[3] = PCM_CHANNEL_RS; }
rc = q6apm_send_cmd_sync(graph->apm, pkt, 0); @@ -1116,7 +1130,7 @@ static int audioreach_shmem_set_media_format(struct q6apm_graph *graph, struct gpr_pkt *pkt; void *p;
- if (num_channels > 2) { + if (num_channels > 4) { dev_err(graph->dev, "Error: Invalid channels (%d)!\n", num_channels); return -EINVAL; } @@ -1158,6 +1172,11 @@ static int audioreach_shmem_set_media_format(struct q6apm_graph *graph, else if (num_channels == 2) { cfg->channel_mapping[0] = PCM_CHANNEL_L; cfg->channel_mapping[1] = PCM_CHANNEL_R; + } else if (num_channels == 4) { + cfg->channel_mapping[0] = PCM_CHANNEL_FL; + cfg->channel_mapping[1] = PCM_CHANNEL_FR; + cfg->channel_mapping[2] = PCM_CHANNEL_LS; + cfg->channel_mapping[3] = PCM_CHANNEL_RS; } } else { rc = audioreach_set_compr_media_format(header, p, mcfg);