cddd459140
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>
61 lines
2.0 KiB
Diff
61 lines
2.0 KiB
Diff
From 12b887445779c33285dac5279fc02fd80e0800d8 Mon Sep 17 00:00:00 2001
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From: Viorel Suman <viorel.suman@nxp.com>
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Date: Fri, 9 Mar 2018 12:41:42 +0200
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Subject: [PATCH] MLK-17580: ASoC: fsl: sai: check for pinctrl status
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For some cases (like AMIX) pinctrl may be null - this
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breaks SAI functionality. Enforce pinctrl null pointer
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checking prior calling any function which involves
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pins state changes.
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Signed-off-by: Viorel Suman <viorel.suman@nxp.com>
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---
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sound/soc/fsl/fsl_sai.c | 21 ++++++++++++---------
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1 file changed, 12 insertions(+), 9 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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@@ -530,14 +530,17 @@ static int fsl_sai_hw_params(struct snd_
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pins = DIV_ROUND_UP(channels, slots);
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sai->is_dsd = fsl_is_dsd(params);
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- sai->pins_state = fsl_get_pins_state(sai->pinctrl, params);
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- if (!IS_ERR_OR_NULL(sai->pins_state)) {
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- ret = pinctrl_select_state(sai->pinctrl, sai->pins_state);
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- if (ret) {
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- dev_err(cpu_dai->dev,
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- "failed to set proper pins state: %d\n", ret);
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- return ret;
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+ if (!IS_ERR_OR_NULL(sai->pinctrl)) {
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+ sai->pins_state = fsl_get_pins_state(sai->pinctrl, params);
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+
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+ if (!IS_ERR_OR_NULL(sai->pins_state)) {
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+ ret = pinctrl_select_state(sai->pinctrl, sai->pins_state);
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+ if (ret) {
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+ dev_err(cpu_dai->dev,
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+ "failed to set proper pins state: %d\n", ret);
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+ return ret;
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+ }
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}
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}
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@@ -920,7 +923,7 @@ static int fsl_sai_dai_resume(struct snd
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struct fsl_sai *sai = snd_soc_dai_get_drvdata(cpu_dai);
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int ret;
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- if (!IS_ERR_OR_NULL(sai->pins_state)) {
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+ if (!IS_ERR_OR_NULL(sai->pinctrl) && !IS_ERR_OR_NULL(sai->pins_state)) {
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ret = pinctrl_select_state(sai->pinctrl, sai->pins_state);
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if (ret) {
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dev_err(cpu_dai->dev,
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@@ -1345,7 +1348,7 @@ static int fsl_sai_probe(struct platform
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sai->dma_params_rx.maxburst = FSL_SAI_MAXBURST_RX;
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sai->dma_params_tx.maxburst = FSL_SAI_MAXBURST_TX;
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- sai->pinctrl = devm_pinctrl_get(&pdev->dev);
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+ sai->pinctrl = devm_pinctrl_get(&pdev->dev);
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platform_set_drvdata(pdev, sai);
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