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70 lines
2.3 KiB
Diff
70 lines
2.3 KiB
Diff
From 27a0b699cf76c8fc3e2ad354af85bfe3cb04bfc0 Mon Sep 17 00:00:00 2001
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From: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
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Date: Wed, 23 Dec 2020 02:46:54 +0100
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Subject: [PATCH 64/88] WIP: ASoC: meson: aiu: encoder-i2s: implement the
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.mute_stream callback
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Implement the .mute_stream callback based on the code from the vendor
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driver.
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Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
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---
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sound/soc/meson/aiu-encoder-i2s.c | 15 +++++++++++++++
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sound/soc/meson/aiu.h | 1 +
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2 files changed, 16 insertions(+)
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diff --git a/sound/soc/meson/aiu-encoder-i2s.c b/sound/soc/meson/aiu-encoder-i2s.c
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index 932224552146..d6aea7797641 100644
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--- a/sound/soc/meson/aiu-encoder-i2s.c
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+++ b/sound/soc/meson/aiu-encoder-i2s.c
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@@ -28,6 +28,8 @@
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#define AIU_CLK_CTRL_MORE_I2S_DIV GENMASK(5, 0)
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#define AIU_CODEC_DAC_LRCLK_CTRL_DIV GENMASK(11, 0)
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+#define AIU_I2S_MUTE_SWAP_MUTE GENMASK(15, 8)
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+
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static void aiu_encoder_i2s_divider_enable(struct snd_soc_component *component,
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bool enable)
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{
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@@ -352,6 +354,18 @@ static void aiu_encoder_i2s_shutdown(struct snd_pcm_substream *substream,
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clk_bulk_disable_unprepare(aiu->i2s.clk_num, aiu->i2s.clks);
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}
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+static int aiu_encoder_i2s_mute_stream(struct snd_soc_dai *dai, int mute,
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+ int stream)
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+{
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+ struct snd_soc_component *component = dai->component;
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+
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+ snd_soc_component_update_bits(component, AIU_I2S_MUTE_SWAP,
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+ AIU_I2S_MUTE_SWAP_MUTE,
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+ mute ? AIU_I2S_MUTE_SWAP_MUTE : 0);
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+
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+ return 0;
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+}
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+
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const struct snd_soc_dai_ops aiu_encoder_i2s_dai_ops = {
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.trigger = aiu_encoder_i2s_trigger,
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.hw_params = aiu_encoder_i2s_hw_params,
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@@ -360,5 +374,6 @@ const struct snd_soc_dai_ops aiu_encoder_i2s_dai_ops = {
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.set_sysclk = aiu_encoder_i2s_set_sysclk,
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.startup = aiu_encoder_i2s_startup,
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.shutdown = aiu_encoder_i2s_shutdown,
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+ .mute_stream = aiu_encoder_i2s_mute_stream,
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};
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diff --git a/sound/soc/meson/aiu.h b/sound/soc/meson/aiu.h
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index 393b6c2307e4..7884c50f244d 100644
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--- a/sound/soc/meson/aiu.h
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+++ b/sound/soc/meson/aiu.h
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@@ -66,6 +66,7 @@ extern const struct snd_soc_dai_ops aiu_encoder_spdif_dai_ops;
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#define AIU_958_CHSTAT_L0 0x020
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#define AIU_958_CHSTAT_L1 0x024
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#define AIU_958_CTRL 0x028
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+#define AIU_I2S_MUTE_SWAP 0x030
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#define AIU_I2S_SOURCE_DESC 0x034
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#define AIU_I2S_DAC_CFG 0x040
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#define AIU_I2S_SYNC 0x044
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--
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2.17.1
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