Re: [PATCH v2 4/7] ASoC: mediatek: common: soundcard driver add dai_fmt support

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On 23/05/2023 04:19, Trevor Wu wrote:
There are two changes included in the patch.

First, add set_dailink_daifmt() function, so dai_fmt can be updated by
the configuration in dai-link sub node.

Second, remove codec phandle from required property in dai-link sub node.
For example, user possibly needs to update dai-format for all etdm
co-clock dai-links, but codec doesn't need to be specified in capture
dai-link for a speaker amp.

Signed-off-by: Trevor Wu <trevor.wu@xxxxxxxxxxxx>
---
  .../mediatek/common/mtk-soundcard-driver.c    | 49 ++++++++++++++++++-
  1 file changed, 48 insertions(+), 1 deletion(-)

diff --git a/sound/soc/mediatek/common/mtk-soundcard-driver.c b/sound/soc/mediatek/common/mtk-soundcard-driver.c
index 738093451ccb..5e291092046b 100644
--- a/sound/soc/mediatek/common/mtk-soundcard-driver.c
+++ b/sound/soc/mediatek/common/mtk-soundcard-driver.c
@@ -22,7 +22,7 @@ static int set_card_codec_info(struct snd_soc_card *card,
codec_node = of_get_child_by_name(sub_node, "codec");
  	if (!codec_node)
-		return -EINVAL;

IMO, the debug or info print should be welcome here because the behavior
change: dai link info parse will not stop if the codec node is NULL.
That could help to understand what is happening during init.



Reviewed-by: Alexandre Mergnat <amergnat@xxxxxxxxxxxx>

--
Regards,
Alexandre




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