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authorShengjiu Wang <shengjiu.wang@nxp.com>2020-09-18 18:26:00 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-29 09:57:42 +0100
commit1ad7f52fe6683200f2fe29bdac1ca7706fd40bb8 (patch)
tree52cab4f4dfa7c6b735e1129d7e89a5be5a4bc7d2 /sound
parent56c1c45bb82daeaffcfcedc44c2d50521193e764 (diff)
ASoC: fsl_sai: Instantiate snd_soc_dai_driver
[ Upstream commit 22a16145af824f91014d07f8664114859900b9e6 ] Instantiate snd_soc_dai_driver for independent symmetric control. Otherwise the symmetric setting may be overwritten by other instance. Fixes: 08fdf65e37d5 ("ASoC: fsl_sai: Add asynchronous mode support") Signed-off-by: Shengjiu Wang <shengjiu.wang@nxp.com> Link: https://lore.kernel.org/r/1600424760-32071-1-git-send-email-shengjiu.wang@nxp.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/fsl/fsl_sai.c19
-rw-r--r--sound/soc/fsl/fsl_sai.h1
2 files changed, 12 insertions, 8 deletions
diff --git a/sound/soc/fsl/fsl_sai.c b/sound/soc/fsl/fsl_sai.c
index 914b75c23d1b..027259695551 100644
--- a/sound/soc/fsl/fsl_sai.c
+++ b/sound/soc/fsl/fsl_sai.c
@@ -694,7 +694,7 @@ static int fsl_sai_dai_probe(struct snd_soc_dai *cpu_dai)
return 0;
}
-static struct snd_soc_dai_driver fsl_sai_dai = {
+static struct snd_soc_dai_driver fsl_sai_dai_template = {
.probe = fsl_sai_dai_probe,
.playback = {
.stream_name = "CPU-Playback",
@@ -965,12 +965,15 @@ static int fsl_sai_probe(struct platform_device *pdev)
return ret;
}
+ memcpy(&sai->cpu_dai_drv, &fsl_sai_dai_template,
+ sizeof(fsl_sai_dai_template));
+
/* Sync Tx with Rx as default by following old DT binding */
sai->synchronous[RX] = true;
sai->synchronous[TX] = false;
- fsl_sai_dai.symmetric_rates = 1;
- fsl_sai_dai.symmetric_channels = 1;
- fsl_sai_dai.symmetric_samplebits = 1;
+ sai->cpu_dai_drv.symmetric_rates = 1;
+ sai->cpu_dai_drv.symmetric_channels = 1;
+ sai->cpu_dai_drv.symmetric_samplebits = 1;
if (of_find_property(np, "fsl,sai-synchronous-rx", NULL) &&
of_find_property(np, "fsl,sai-asynchronous", NULL)) {
@@ -987,9 +990,9 @@ static int fsl_sai_probe(struct platform_device *pdev)
/* Discard all settings for asynchronous mode */
sai->synchronous[RX] = false;
sai->synchronous[TX] = false;
- fsl_sai_dai.symmetric_rates = 0;
- fsl_sai_dai.symmetric_channels = 0;
- fsl_sai_dai.symmetric_samplebits = 0;
+ sai->cpu_dai_drv.symmetric_rates = 0;
+ sai->cpu_dai_drv.symmetric_channels = 0;
+ sai->cpu_dai_drv.symmetric_samplebits = 0;
}
if (of_find_property(np, "fsl,sai-mclk-direction-output", NULL) &&
@@ -1018,7 +1021,7 @@ static int fsl_sai_probe(struct platform_device *pdev)
pm_runtime_enable(&pdev->dev);
ret = devm_snd_soc_register_component(&pdev->dev, &fsl_component,
- &fsl_sai_dai, 1);
+ &sai->cpu_dai_drv, 1);
if (ret)
goto err_pm_disable;
diff --git a/sound/soc/fsl/fsl_sai.h b/sound/soc/fsl/fsl_sai.h
index 6aba7d28f5f3..677ecfc1ec68 100644
--- a/sound/soc/fsl/fsl_sai.h
+++ b/sound/soc/fsl/fsl_sai.h
@@ -180,6 +180,7 @@ struct fsl_sai {
unsigned int bclk_ratio;
const struct fsl_sai_soc_data *soc_data;
+ struct snd_soc_dai_driver cpu_dai_drv;
struct snd_dmaengine_dai_dma_data dma_params_rx;
struct snd_dmaengine_dai_dma_data dma_params_tx;
};