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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>
52 lines
1.6 KiB
Diff
52 lines
1.6 KiB
Diff
From 0ab3461b68ccc1d4ffb37dbc7f2e57adc8aed0fb Mon Sep 17 00:00:00 2001
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From: Zidan Wang <zidan.wang@freescale.com>
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Date: Fri, 10 Apr 2015 09:52:36 +0800
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Subject: [PATCH] MLK-10611-1 ASoC: fsl-sai: Just one device can
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playback(captrue) when using the same SAI
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Just one device can playback(captrue) when using the same SAI.
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Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
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(cherry picked from commit 7981a488c4da440db21f0544b519b44636a0cabb)
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---
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sound/soc/fsl/fsl_sai.c | 10 ++++++++++
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sound/soc/fsl/fsl_sai.h | 1 +
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2 files changed, 11 insertions(+)
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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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@@ -605,6 +605,11 @@ static int fsl_sai_startup(struct snd_pc
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bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
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int ret;
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+ if (sai->is_stream_opened[tx])
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+ return -EBUSY;
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+ else
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+ sai->is_stream_opened[tx] = true;
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+
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regmap_update_bits(sai->regmap, FSL_SAI_xCR3(tx), FSL_SAI_CR3_TRCE,
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FSL_SAI_CR3_TRCE);
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@@ -621,6 +626,11 @@ static void fsl_sai_shutdown(struct snd_
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bool tx = substream->stream == SNDRV_PCM_STREAM_PLAYBACK;
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regmap_update_bits(sai->regmap, FSL_SAI_xCR3(tx), FSL_SAI_CR3_TRCE, 0);
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+
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+ if (sai->is_stream_opened[tx]) {
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+ regmap_update_bits(sai->regmap, FSL_SAI_xCR3(tx), FSL_SAI_CR3_TRCE, 0);
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+ sai->is_stream_opened[tx] = false;
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+ }
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}
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static const struct snd_soc_dai_ops fsl_sai_pcm_dai_ops = {
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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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@@ -137,6 +137,7 @@ struct fsl_sai {
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bool is_dsp_mode;
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bool sai_on_imx;
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bool synchronous[2];
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+ bool is_stream_opened[2];
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unsigned int mclk_id[2];
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unsigned int mclk_streams;
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