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authorYangbo Lu <yangbo.lu@nxp.com>2020-04-10 10:47:05 +0800
committerPetr Štetiar <ynezz@true.cz>2020-05-07 12:53:06 +0200
commitcddd4591404fb4c53dc0b3c0b15b942cdbed4356 (patch)
tree392c1179de46b0f804e3789edca19069b64e6b44 /target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch
parentd1d2c0b5579ea4f69a42246c9318539d61ba1999 (diff)
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layerscape: add patches-5.4
Add patches for linux-5.4. The patches are from NXP LSDK-20.04 release which was tagged LSDK-20.04-V5.4. https://source.codeaurora.org/external/qoriq/qoriq-components/linux/ For boards LS1021A-IOT, and Traverse-LS1043 which are not involved in LSDK, port the dts patches from 4.14. The patches are sorted into the following categories: 301-arch-xxxx 302-dts-xxxx 303-core-xxxx 701-net-xxxx 801-audio-xxxx 802-can-xxxx 803-clock-xxxx 804-crypto-xxxx 805-display-xxxx 806-dma-xxxx 807-gpio-xxxx 808-i2c-xxxx 809-jailhouse-xxxx 810-keys-xxxx 811-kvm-xxxx 812-pcie-xxxx 813-pm-xxxx 814-qe-xxxx 815-sata-xxxx 816-sdhc-xxxx 817-spi-xxxx 818-thermal-xxxx 819-uart-xxxx 820-usb-xxxx 821-vfio-xxxx Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
Diffstat (limited to 'target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch')
-rw-r--r--target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch49
1 files changed, 49 insertions, 0 deletions
diff --git a/target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch b/target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch
new file mode 100644
index 0000000000..8ca538cd62
--- /dev/null
+++ b/target/linux/layerscape/patches-5.4/801-audio-0039-MLK-16224-6-ASoC-fsl_sai-fix-DSD-suspend-resume.patch
@@ -0,0 +1,49 @@
+From a115bf34468398647e7a8f380058bd597e44e1b3 Mon Sep 17 00:00:00 2001
+From: Viorel Suman <viorel.suman@nxp.com>
+Date: Mon, 29 Jan 2018 16:04:44 +0200
+Subject: [PATCH] MLK-16224-6: ASoC: fsl_sai: fix DSD suspend/resume
+
+With the existing implementation the SAI pinctrl state is restored to
+default after resume - this breaks DSD playback after resume.
+Restore DSD pinctrl state in snd_soc_dai_driver resume callback.
+
+Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
+Reviewed-by: Shengjiu Wang <shengjiu.wang@nxp.com>
+---
+ sound/soc/fsl/fsl_sai.c | 18 ++++++++++++++++++
+ 1 file changed, 18 insertions(+)
+
+--- a/sound/soc/fsl/fsl_sai.c
++++ b/sound/soc/fsl/fsl_sai.c
+@@ -893,6 +893,23 @@ static int fsl_sai_dai_probe(struct snd_
+ return 0;
+ }
+
++static int fsl_sai_dai_resume(struct snd_soc_dai *cpu_dai)
++{
++ struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
++ int ret;
++
++ if (sai->is_dsd && !IS_ERR_OR_NULL(sai->pins_dsd)) {
++ ret = pinctrl_select_state(sai->pinctrl, sai->pins_dsd);
++ if (ret) {
++ dev_err(cpu_dai->dev,
++ "failed to set proper pins state: %d\n", ret);
++ return ret;
++ }
++ }
++
++ return 0;
++}
++
+ static struct snd_soc_dai_driver fsl_sai_dai = {
+ .probe = fsl_sai_dai_probe,
+ .playback = {
+@@ -913,6 +930,7 @@ static struct snd_soc_dai_driver fsl_sai
+ .rates = SNDRV_PCM_RATE_KNOT,
+ .formats = FSL_SAI_FORMATS,
+ },
++ .resume = fsl_sai_dai_resume,
+ .ops = &fsl_sai_pcm_dai_ops,
+ };
+