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Commit ceef9afb authored by Dieter Luecking's avatar Dieter Luecking
Browse files

asoc: msm-compress: Add support for up to 32 channels 



Compressed streams now do support up to 32 channels.
Use new ADSP API for 32 channels if ADSP supports this.
If not fall back to 8 channel API.

Change-Id: Ief6fe189a6a34f15cfb96bfb9cb7d97b03633b95
Signed-off-by: default avatarDieter Luecking <dieterl@codeaurora.org>
Signed-off-by: default avatarMangesh Kunchamwar <mangeshk@codeaurora.org>
parent 1bf7c903

asoc/msm-compress-q6-v2.c

+43 −16
Original line number Diff line number Diff line
@@ -41,6 +41,7 @@ 
#include <dsp/msm_audio_ion.h>

#include <dsp/apr_audio-v2.h>

#include <dsp/q6asm-v2.h>

#include <dsp/q6core.h>

#include <dsp/msm-audio-effects-q6-v2.h>

#include "msm-pcm-routing-v2.h"

#include "msm-qti-pp-config.h"
@@ -204,7 +205,7 @@ struct msm_compr_dec_params { 


struct msm_compr_ch_map {

	bool set_ch_map;

	char channel_map[PCM_FORMAT_MAX_NUM_CHANNEL];

	char channel_map[PCM_FORMAT_MAX_NUM_CHANNEL_V8];

};



static int msm_compr_send_dec_params(struct snd_compr_stream *cstream,
@@ -1012,6 +1013,21 @@ static int msm_compr_send_media_format_block(struct snd_compr_stream *cstream, 
			sample_word_size = 16;

			break;

		}



		if (q6core_get_avcs_api_version_per_service(

					APRV2_IDS_SERVICE_ID_ADSP_ASM_V) >=

					ADSP_ASM_API_VERSION_V2) {

			ret = q6asm_media_format_block_pcm_format_support_v5(

					prtd->audio_client,

					prtd->sample_rate,

					prtd->num_channels,

					bit_width, stream_id,

					use_default_chmap,

					chmap,

					sample_word_size,

					ASM_LITTLE_ENDIAN,

					DEFAULT_QF);

		} else {

			ret = q6asm_media_format_block_pcm_format_support_v4(

					prtd->audio_client,

					prtd->sample_rate,
@@ -1022,6 +1038,7 @@ static int msm_compr_send_media_format_block(struct snd_compr_stream *cstream, 
					sample_word_size,

					ASM_LITTLE_ENDIAN,

					DEFAULT_QF);

		}

		if (ret < 0)

			pr_err("%s: CMD Format block failed\n", __func__);
@@ -1336,6 +1353,15 @@ static int msm_compr_configure_dsp_for_playback 
	} else {

		pr_debug("%s: stream_id %d bits_per_sample %d\n",

				__func__, ac->stream_id, bits_per_sample);



		if (q6core_get_avcs_api_version_per_service(

					APRV2_IDS_SERVICE_ID_ADSP_ASM_V) >=

					ADSP_ASM_API_VERSION_V2)

			ret = q6asm_stream_open_write_v5(ac,

				prtd->codec, bits_per_sample,

				ac->stream_id,

				prtd->gapless_state.use_dsp_gapless_mode);

		else

			ret = q6asm_stream_open_write_v4(ac,

				prtd->codec, bits_per_sample,

				ac->stream_id,
@@ -3640,7 +3666,7 @@ static int msm_compr_channel_map_put(struct snd_kcontrol *kcontrol, 


	if (pdata->ch_map[fe_id]) {

		pdata->ch_map[fe_id]->set_ch_map = true;

		for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL; i++)

		for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; i++)

			pdata->ch_map[fe_id]->channel_map[i] =

				(char)(ucontrol->value.integer.value[i]);

	} else {
@@ -3669,7 +3695,7 @@ static int msm_compr_channel_map_get(struct snd_kcontrol *kcontrol, 
		goto end;

	}

	if (pdata->ch_map[fe_id]) {

		for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL; i++)

		for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; i++)

			ucontrol->value.integer.value[i] =

				pdata->ch_map[fe_id]->channel_map[i];

	}
@@ -3983,9 +4009,10 @@ static int msm_compr_channel_map_info(struct snd_kcontrol *kcontrol, 
				      struct snd_ctl_elem_info *uinfo)

{

	uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER;

	uinfo->count = 8;

	uinfo->count = PCM_FORMAT_MAX_NUM_CHANNEL_V8;

	uinfo->value.integer.min = 0;

	uinfo->value.integer.max = 0xFFFFFFFF;

	/* See PCM_CHANNEL_RSD=34 in apr_audio-v2.h */

	uinfo->value.integer.max = 34;

	return 0;

}