Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 51554278 authored by Manish Dewangan's avatar Manish Dewangan Committed by Banajit Goswami
Browse files

ASoC: msm: qdsp6v2: Support to set session start delay 



Update compress driver to support session start delay.
Userspace can use this param to delay start of
playback session.

CRs-Fixed: 1112258
Change-Id: I0b31a4bae12f9f2b1f8a3e003909741529458772
Signed-off-by: default avatarManish Dewangan <manish@codeaurora.org>
parent 20497364

include/uapi/sound/compress_offload.h

+3 −0
Original line number Diff line number Diff line
@@ -148,6 +148,7 @@ struct snd_compr_audio_info { 
 * @SNDRV_COMPRESS_RENDER_MODE: dsp render mode (audio master or stc)

 * @SNDRV_COMPRESS_CLK_REC_MODE: clock recovery mode ( none or auto)

 * @SNDRV_COMPRESS_RENDER_WINDOW: render window

 * @SNDRV_COMPRESS_START_DELAY: start delay

 */

enum sndrv_compress_encoder {

	SNDRV_COMPRESS_ENCODER_PADDING = 1,
@@ -158,12 +159,14 @@ enum sndrv_compress_encoder { 
	SNDRV_COMPRESS_RENDER_MODE = 6,

	SNDRV_COMPRESS_CLK_REC_MODE = 7,

	SNDRV_COMPRESS_RENDER_WINDOW = 8,

	SNDRV_COMPRESS_START_DELAY = 9,

};



#define SNDRV_COMPRESS_PATH_DELAY SNDRV_COMPRESS_PATH_DELAY

#define SNDRV_COMPRESS_RENDER_MODE SNDRV_COMPRESS_RENDER_MODE

#define SNDRV_COMPRESS_CLK_REC_MODE SNDRV_COMPRESS_CLK_REC_MODE

#define SNDRV_COMPRESS_RENDER_WINDOW SNDRV_COMPRESS_RENDER_WINDOW

#define SNDRV_COMPRESS_START_DELAY SNDRV_COMPRESS_START_DELAY



/**

 * struct snd_compr_metadata - compressed stream metadata

sound/soc/msm/qdsp6v2/msm-compress-q6-v2.c

+7 −1
Original line number Diff line number Diff line
@@ -161,6 +161,8 @@ struct msm_compr_audio { 
	uint32_t next_stream;



	uint32_t run_mode;

	uint32_t start_delay_lsw;

	uint32_t start_delay_msw;



	uint64_t marker_timestamp;
@@ -2064,7 +2066,8 @@ static int msm_compr_trigger(struct snd_compr_stream *cstream, int cmd) 
			msm_compr_read_buffer(prtd);

		}

		/* issue RUN command for the stream */

		q6asm_run_nowait(prtd->audio_client, prtd->run_mode, 0, 0);

		q6asm_run_nowait(prtd->audio_client, prtd->run_mode,

				 prtd->start_delay_msw, prtd->start_delay_lsw);

		break;

	case SNDRV_PCM_TRIGGER_STOP:

		spin_lock_irqsave(&prtd->lock, flags);
@@ -2849,6 +2852,9 @@ static int msm_compr_set_metadata(struct snd_compr_stream *cstream, 
				metadata->value[1],

				metadata->value[2],

				metadata->value[3]);

	} else if (metadata->key == SNDRV_COMPRESS_START_DELAY) {

		prtd->start_delay_lsw = metadata->value[0];

		prtd->start_delay_msw = metadata->value[1];

	}



	return 0;