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77 lines
2.0 KiB
Diff
77 lines
2.0 KiB
Diff
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From cf07127ea019b78f7ea5e009d494e2bd0bd475fa Mon Sep 17 00:00:00 2001
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From: Leonard Crestez <leonard.crestez@nxp.com>
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Date: Thu, 3 Oct 2019 20:44:56 +0300
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Subject: [PATCH] Revert "ASoC: fsl_sai: Fix noise when using EDMA"
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This reverts commit e75f4940e8ad0dd76527302a10c06b58bf7eb590.
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---
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sound/soc/fsl/fsl_sai.c | 15 ---------------
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sound/soc/fsl/fsl_sai.h | 1 -
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2 files changed, 16 deletions(-)
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--- a/sound/soc/fsl/fsl_sai.c
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+++ b/sound/soc/fsl/fsl_sai.c
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@@ -628,16 +628,6 @@ static int fsl_sai_startup(struct snd_pc
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FSL_SAI_CR3_TRCE_MASK,
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FSL_SAI_CR3_TRCE);
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- /*
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- * EDMA controller needs period size to be a multiple of
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- * tx/rx maxburst
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- */
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- if (sai->soc_data->use_edma)
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- snd_pcm_hw_constraint_step(substream->runtime, 0,
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- SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
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- tx ? sai->dma_params_tx.maxburst :
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- sai->dma_params_rx.maxburst);
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-
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ret = snd_pcm_hw_constraint_list(substream->runtime, 0,
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SNDRV_PCM_HW_PARAM_RATE, &fsl_sai_rate_constraints);
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@@ -1048,35 +1038,30 @@ static int fsl_sai_remove(struct platfor
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static const struct fsl_sai_soc_data fsl_sai_vf610_data = {
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.use_imx_pcm = false,
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- .use_edma = false,
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.fifo_depth = 32,
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.reg_offset = 0,
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};
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static const struct fsl_sai_soc_data fsl_sai_imx6sx_data = {
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.use_imx_pcm = true,
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- .use_edma = false,
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.fifo_depth = 32,
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.reg_offset = 0,
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};
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static const struct fsl_sai_soc_data fsl_sai_imx7ulp_data = {
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.use_imx_pcm = true,
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- .use_edma = false,
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.fifo_depth = 16,
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.reg_offset = 8,
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};
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static const struct fsl_sai_soc_data fsl_sai_imx8mq_data = {
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.use_imx_pcm = true,
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- .use_edma = false,
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.fifo_depth = 128,
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.reg_offset = 8,
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};
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static const struct fsl_sai_soc_data fsl_sai_imx8qm_data = {
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.use_imx_pcm = true,
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- .use_edma = true,
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.fifo_depth = 64,
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.reg_offset = 0,
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};
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--- a/sound/soc/fsl/fsl_sai.h
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+++ b/sound/soc/fsl/fsl_sai.h
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@@ -157,7 +157,6 @@
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struct fsl_sai_soc_data {
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bool use_imx_pcm;
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- bool use_edma;
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unsigned int fifo_depth;
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unsigned int reg_offset;
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};
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