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ASoC: hdmi-codec: add .auto_selectable_formats support 

By this patch, DAI format might be automatically selected
(Depends on paired DAI).

Link: https://lore.kernel.org/r/871rb3hypy.wl-kuninori.morimoto.gx@renesas.com
Link: https://lore.kernel.org/r/871racbx0w.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87a6ognc5i.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2021-05-27 11:28:09 +09:00 committed by Mark Brown
parent af69f47df1
commit 68d8b7ba36
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1 changed files with 21 additions and 0 deletions
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21
sound/soc/codecs/hdmi-codec.c
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@ -580,12 +580,33 @@ static int hdmi_codec_mute(struct snd_soc_dai *dai, int mute, int direction)
return -ENOTSUPP;
}
/*
* This driver can select all SND_SOC_DAIFMT_CBx_CFx,
* but need to be selected from Sound Card, not be auto selected.
* Because it might be used from other driver.
* For example,
* ${LINUX}/drivers/gpu/drm/bridge/synopsys/dw-hdmi-i2s-audio.c
*/
static u64 hdmi_codec_formats =
SND_SOC_POSSIBLE_DAIFMT_NB_NF |
SND_SOC_POSSIBLE_DAIFMT_NB_IF |
SND_SOC_POSSIBLE_DAIFMT_IB_NF |
SND_SOC_POSSIBLE_DAIFMT_IB_IF |
SND_SOC_POSSIBLE_DAIFMT_I2S |
SND_SOC_POSSIBLE_DAIFMT_DSP_A |
SND_SOC_POSSIBLE_DAIFMT_DSP_B |
SND_SOC_POSSIBLE_DAIFMT_RIGHT_J |
SND_SOC_POSSIBLE_DAIFMT_LEFT_J |
SND_SOC_POSSIBLE_DAIFMT_AC97;
static const struct snd_soc_dai_ops hdmi_codec_i2s_dai_ops = {
.startup = hdmi_codec_startup,
.shutdown = hdmi_codec_shutdown,
.hw_params = hdmi_codec_hw_params,
.set_fmt = hdmi_codec_i2s_set_fmt,
.mute_stream = hdmi_codec_mute,
.auto_selectable_formats = &hdmi_codec_formats,
.num_auto_selectable_formats = 1,
};
static const struct snd_soc_dai_ops hdmi_codec_spdif_dai_ops = {