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Commit 65f58e77 authored by Asish Bhattacharya's avatar Asish Bhattacharya Committed by Gerrit - the friendly Code Review server
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msm: qdsp6v2: Buffer address for Record and playback is 32-byte aligned. 



Use 32-byte aligned buffer address to ADSP for playback
and record usecases. ADSP expects 32-byte aligned buffers,
and if they are not received, ADSP will return them.
This causes failure in record and playback.

Change-Id: I62ee59ae761b89545cdb61e5834b7389bc151e32
CRs-Fixed: 549103
Signed-off-by: default avatarAsish Bhattacharya <asishb@codeaurora.org>
parent bfc96c5e

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

+12 −0
Original line number Diff line number Diff line
@@ -397,6 +397,18 @@ static int msm_pcm_open(struct snd_pcm_substream *substream) 
									ret);

		}

	}

	ret = snd_pcm_hw_constraint_step(runtime, 0,

		SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 32);

	if (ret < 0) {

		pr_err("constraint for period bytes step ret = %d\n",

								ret);

	}

	ret = snd_pcm_hw_constraint_step(runtime, 0,

		SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 32);

	if (ret < 0) {

		pr_err("constraint for buffer bytes step ret = %d\n",

								ret);

	}



	prtd->dsp_cnt = 0;

	prtd->set_channel_map = false;

sound/soc/msm/qdsp6v2/q6adm.c

+2 −2
Original line number Diff line number Diff line
@@ -1221,8 +1221,8 @@ int adm_open(int port_id, int path, int rate, int channel_mode, int topology, 
			open.dev_channel_mapping[1] = PCM_CHANNEL_FR;

		} else if (channel_mode == 3)	{

			open.dev_channel_mapping[0] = PCM_CHANNEL_FL;

			open.dev_channel_mapping[0] = PCM_CHANNEL_FR;

			open.dev_channel_mapping[1] = PCM_CHANNEL_FC;

			open.dev_channel_mapping[1] = PCM_CHANNEL_FR;

			open.dev_channel_mapping[2] = PCM_CHANNEL_FC;

		} else if (channel_mode == 4) {

			open.dev_channel_mapping[0] = PCM_CHANNEL_FL;

			open.dev_channel_mapping[1] = PCM_CHANNEL_FR;