diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0030-MLK-15960-2-ASoC-fsl_sai-refine-the-pm-runtime-funct.patch')
| -rw-r--r-- | target/linux/layerscape/patches-5.4/801-audio-0030-MLK-15960-2-ASoC-fsl_sai-refine-the-pm-runtime-funct.patch | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0030-MLK-15960-2-ASoC-fsl_sai-refine-the-pm-runtime-funct.patch b/target/linux/layerscape/patches-5.4/801-audio-0030-MLK-15960-2-ASoC-fsl_sai-refine-the-pm-runtime-funct.patch deleted file mode 100644 index 03201fea90..0000000000 --- a/target/linux/layerscape/patches-5.4/801-audio-0030-MLK-15960-2-ASoC-fsl_sai-refine-the-pm-runtime-funct.patch +++ /dev/null @@ -1,36 +0,0 @@ -From 136762e82a9c4974c15b0525245092d11a825cee Mon Sep 17 00:00:00 2001 -From: Shengjiu Wang <shengjiu.wang@freescale.com> -Date: Wed, 12 Jul 2017 18:00:58 +0800 -Subject: [PATCH] MLK-15960-2: ASoC: fsl_sai: refine the pm runtime function - -In imx8qm/imx8qxp, the power domain of IP is enabled when -pm_runtime_get_sync() is called, and disabled when pm_runtime -_put_sync() is called. when power domain is disabled, the value -of registers will lost, so we need to use the regcache_sync() -to restore the registers in fsl_sai_runtime_resume. - -Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com> ---- - sound/soc/fsl/fsl_sai.c | 4 ++++ - 1 file changed, 4 insertions(+) - ---- a/sound/soc/fsl/fsl_sai.c -+++ b/sound/soc/fsl/fsl_sai.c -@@ -1097,6 +1097,8 @@ static int fsl_sai_probe(struct platform - - pm_runtime_enable(&pdev->dev); - -+ regcache_cache_only(sai->regmap, true); -+ - ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component, - &sai->cpu_dai_drv, 1); - if (ret) -@@ -1140,6 +1142,8 @@ static int fsl_sai_runtime_suspend(struc - { - struct fsl_sai *sai = dev_get_drvdata(dev); - -+ regcache_cache_only(sai->regmap, true); -+ - if (sai->mclk_streams & BIT(SNDRV_PCM_STREAM_CAPTURE)) - clk_disable_unprepare(sai->mclk_clk[sai->mclk_id[0]]); - |