diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0026-MLK-14935-ASoC-fsl_sai-Fix-mixing-initialization-dat.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/801-audio-0026-MLK-14935-ASoC-fsl_sai-Fix-mixing-initialization-dat.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0026-MLK-14935-ASoC-fsl_sai-Fix-mixing-initialization-dat.patch b/target/linux/layerscape/patches-5.4/801-audio-0026-MLK-14935-ASoC-fsl_sai-Fix-mixing-initialization-dat.patch deleted file mode 100644 index a68985fa02..0000000000 --- a/target/linux/layerscape/patches-5.4/801-audio-0026-MLK-14935-ASoC-fsl_sai-Fix-mixing-initialization-dat.patch +++ /dev/null @@ -1,36 +0,0 @@ -From 96412158397ca0e41db1eb7cec4f51a2280d1bf1 Mon Sep 17 00:00:00 2001 -From: Mihai Serban <mihai.serban@nxp.com> -Date: Thu, 27 Apr 2017 18:47:42 +0300 -Subject: [PATCH] MLK-14935: ASoC: fsl_sai: Fix mixing initialization data with - actual audio samples - -When starting a playback the initialization data used to reduce underruns -was send to the transmit data register after the DMA requests were enabled. -This patch moves the initialization phase before enabling the DMA so the -data is transmitted in correct order. - -Signed-off-by: Mihai Serban <mihai.serban@nxp.com> ---- - sound/soc/fsl/fsl_sai.c | 5 ++--- - 1 file changed, 2 insertions(+), 3 deletions(-) - ---- a/sound/soc/fsl/fsl_sai.c -+++ b/sound/soc/fsl/fsl_sai.c -@@ -594,15 +594,14 @@ static int fsl_sai_trigger(struct snd_pc - case SNDRV_PCM_TRIGGER_START: - case SNDRV_PCM_TRIGGER_RESUME: - case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: -- regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx), -- FSL_SAI_CSR_FRDE, FSL_SAI_CSR_FRDE); -- - for (i = 0; tx && i < channels; i++) - regmap_write(sai->regmap, FSL_SAI_TDR0, 0x0); - if (tx) - udelay(10); - - regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx), -+ FSL_SAI_CSR_FRDE, FSL_SAI_CSR_FRDE); -+ regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx), - FSL_SAI_CSR_TERE, FSL_SAI_CSR_TERE); - regmap_update_bits(sai->regmap, FSL_SAI_xCSR(tx), - FSL_SAI_CSR_SE, FSL_SAI_CSR_SE); |