[PATCHv4 1/9] ASoC: fsl-asoc-card: add support for dai links with multiple codecs

Elinor Montmasson
2024-05-15T14:01:25Z

Add support for dai links using multiple codecs for multi-codec
use cases.

Signed-off-by: Elinor Montmasson <elinor.montmasson@savoirfairelinux.com>
Co-authored-by: Philip-Dylan Gleonec <philip-dylan.gleonec@savoirfairelinux.com>
---
sound/soc/fsl/fsl-asoc-card.c | 22 ++++++++++++++--------
1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/sound/soc/fsl/fsl-asoc-card.c b/sound/soc/fsl/fsl-asoc-card.c
index 5ddc0c2fe53f..8a2a6e5461dc 100644
--- a/sound/soc/fsl/fsl-asoc-card.c
+++ b/sound/soc/fsl/fsl-asoc-card.c
@@ -815,10 +815,10 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)

/* Normal DAI Link */
priv->dai_link[0].cpus->of_node = cpu_np;
- priv->dai_link[0].codecs->dai_name = codec_dai_name;
+ priv->dai_link[0].codecs[0].dai_name = codec_dai_name;

if (!fsl_asoc_card_is_ac97(priv))
- priv->dai_link[0].codecs->of_node = codec_np;
+ priv->dai_link[0].codecs[0].of_node = codec_np;
else {
u32 idx;

@@ -829,11 +829,11 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
goto asrc_fail;
}

- priv->dai_link[0].codecs->name =
+ priv->dai_link[0].codecs[0].name =
devm_kasprintf(&pdev->dev, GFP_KERNEL,
"ac97-codec.%u",
(unsigned int)idx);
- if (!priv->dai_link[0].codecs->name) {
+ if (!priv->dai_link[0].codecs[0].name) {
ret = -ENOMEM;
goto asrc_fail;
}
@@ -844,13 +844,19 @@ static int fsl_asoc_card_probe(struct platform_device *pdev)
priv->card.num_links = 1;

if (asrc_pdev) {
+ int i;
+ struct snd_soc_dai_link_component *codec;
+ struct snd_soc_dai_link *link;
+
/* DPCM DAI Links only if ASRC exists */
priv->dai_link[1].cpus->of_node = asrc_np;
priv->dai_link[1].platforms->of_node = asrc_np;
- priv->dai_link[2].codecs->dai_name = codec_dai_name;
- priv->dai_link[2].codecs->of_node = codec_np;
- priv->dai_link[2].codecs->name =
- priv->dai_link[0].codecs->name;
+ link = &(priv->dai_link[2]);
+ for_each_link_codecs(link, i, codec) {
+ codec->dai_name = priv->dai_link[0].codecs[i].dai_name;
+ codec->of_node = priv->dai_link[0].codecs[i].of_node;
+ codec->name = priv->dai_link[0].codecs[i].name;
+ }
priv->dai_link[2].cpus->of_node = cpu_np;
priv->dai_link[2].dai_fmt = priv->dai_fmt;
priv->card.num_links = 3;
--
2.34.1