iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ASoC: mediatek: mt8195: release device_node after snd_soc_register_card

Browse Source 
Device nodes can be released after components have bound.

Shortens the lifecycle of the device nodes.  Releases the reference
counts after snd_soc_register_card.

Signed-off-by: Tzung-Bi Shih <tzungbi@google.com>
Link: https://lore.kernel.org/r/20211224064719.2031210-5-tzungbi@google.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Tzung-Bi Shih 2021-12-24 14:47:19 +08:00 committed by Mark Brown
parent db3f5abe68
commit 082482a502
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
2 changed files with 36 additions and 81 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

53
sound/soc/mediatek/mt8195/mt8195-mt6359-rt1011-rt5682.c
View File

@ -31,9 +31,6 @@
#define RT5682S_DEV0_NAME "rt5682s.2-001a"
struct mt8195_mt6359_rt1011_rt5682_priv {
struct device_node *platform_node;
struct device_node *hdmi_node;
struct device_node *dp_node;
struct snd_soc_jack headset_jack;
struct snd_soc_jack dp_jack;
struct snd_soc_jack hdmi_jack;
@ -1047,6 +1044,7 @@ static int mt8195_mt6359_rt1011_rt5682_dev_probe(struct platform_device *pdev)
struct snd_soc_card *card = &mt8195_mt6359_rt1011_rt5682_soc_card;
struct snd_soc_dai_link *dai_link;
struct mt8195_mt6359_rt1011_rt5682_priv *priv;
struct device_node *platform_node, *dp_node, *hdmi_node;
int is5682s = 0;
int ret, i;
@ -1065,38 +1063,35 @@ static int mt8195_mt6359_rt1011_rt5682_dev_probe(struct platform_device *pdev)
if (!priv)
return -ENOMEM;
priv->platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!priv->platform_node) {
platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!platform_node) {
dev_dbg(&pdev->dev, "Property 'platform' missing or invalid\n");
return -EINVAL;
}
dp_node = of_parse_phandle(pdev->dev.of_node, "mediatek,dptx-codec", 0);
hdmi_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,hdmi-codec", 0);
for_each_card_prelinks(card, i, dai_link) {
if (!dai_link->platforms->name)
dai_link->platforms->of_node = priv->platform_node;
dai_link->platforms->of_node = platform_node;
if (strcmp(dai_link->name, "DPTX_BE") == 0) {
priv->dp_node =
of_parse_phandle(pdev->dev.of_node,
"mediatek,dptx-codec", 0);
if (!priv->dp_node) {
if (!dp_node) {
dev_dbg(&pdev->dev, "No property 'dptx-codec'\n");
} else {
dai_link->codecs->of_node = priv->dp_node;
dai_link->codecs->of_node = dp_node;
dai_link->codecs->name = NULL;
dai_link->codecs->dai_name = "i2s-hifi";
dai_link->init = mt8195_dptx_codec_init;
}
} else if (strcmp(dai_link->name, "ETDM3_OUT_BE") == 0) {
priv->hdmi_node =
of_parse_phandle(pdev->dev.of_node,
"mediatek,hdmi-codec", 0);
if (!priv->hdmi_node) {
if (!hdmi_node) {
dev_dbg(&pdev->dev, "No property 'hdmi-codec'\n");
} else {
dai_link->codecs->of_node = priv->hdmi_node;
dai_link->codecs->of_node = hdmi_node;
dai_link->codecs->name = NULL;
dai_link->codecs->dai_name = "i2s-hifi";
dai_link->init = mt8195_hdmi_codec_init;
@ -1113,28 +1108,13 @@ static int mt8195_mt6359_rt1011_rt5682_dev_probe(struct platform_device *pdev)
snd_soc_card_set_drvdata(card, priv);
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret) {
of_node_put(priv->hdmi_node);
of_node_put(priv->dp_node);
of_node_put(priv->platform_node);
}
of_node_put(platform_node);
of_node_put(dp_node);
of_node_put(hdmi_node);
return ret;
}
static int mt8195_mt6359_rt1011_rt5682_dev_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
struct mt8195_mt6359_rt1011_rt5682_priv *priv =
snd_soc_card_get_drvdata(card);
of_node_put(priv->hdmi_node);
of_node_put(priv->dp_node);
of_node_put(priv->platform_node);
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id mt8195_mt6359_rt1011_rt5682_dt_match[] = {
{.compatible = "mediatek,mt8195_mt6359_rt1011_rt5682",},
@ -1156,7 +1136,6 @@ static struct platform_driver mt8195_mt6359_rt1011_rt5682_driver = {
.pm = &mt8195_mt6359_rt1011_rt5682_pm_ops,
},
.probe = mt8195_mt6359_rt1011_rt5682_dev_probe,
.remove = mt8195_mt6359_rt1011_rt5682_dev_remove,
};
module_platform_driver(mt8195_mt6359_rt1011_rt5682_driver);

64
sound/soc/mediatek/mt8195/mt8195-mt6359-rt1019-rt5682.c
View File

@ -43,10 +43,6 @@ struct sof_conn_stream {
};
struct mt8195_mt6359_rt1019_rt5682_priv {
struct device_node *platform_node;
struct device_node *adsp_node;
struct device_node *hdmi_node;
struct device_node *dp_node;
struct snd_soc_jack headset_jack;
struct snd_soc_jack dp_jack;
struct snd_soc_jack hdmi_jack;
@ -1257,6 +1253,7 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
struct snd_soc_card *card = &mt8195_mt6359_rt1019_rt5682_soc_card;
struct snd_soc_dai_link *dai_link;
struct mt8195_mt6359_rt1019_rt5682_priv *priv;
struct device_node *platform_node, *adsp_node, *dp_node, *hdmi_node;
int is5682s = 0;
int init6359 = 0;
int sof_on = 0;
@ -1278,19 +1275,21 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
if (!priv)
return -ENOMEM;
priv->platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!priv->platform_node) {
platform_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,platform", 0);
if (!platform_node) {
dev_dbg(&pdev->dev, "Property 'platform' missing or invalid\n");
return -EINVAL;
}
/* dai link */
priv->adsp_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,adsp", 0);
if (priv->adsp_node)
adsp_node = of_parse_phandle(pdev->dev.of_node, "mediatek,adsp", 0);
if (adsp_node)
sof_on = 1;
dp_node = of_parse_phandle(pdev->dev.of_node, "mediatek,dptx-codec", 0);
hdmi_node = of_parse_phandle(pdev->dev.of_node,
"mediatek,hdmi-codec", 0);
if (of_property_read_bool(pdev->dev.of_node, "mediatek,dai-link")) {
ret = mt8195_dailink_parse_of(card, pdev->dev.of_node,
"mediatek,dai-link");
@ -1306,31 +1305,25 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
for_each_card_prelinks(card, i, dai_link) {
if (!dai_link->platforms->name) {
if (!strncmp(dai_link->name, "AFE_SOF", strlen("AFE_SOF")) && sof_on)
dai_link->platforms->of_node = priv->adsp_node;
dai_link->platforms->of_node = adsp_node;
else
dai_link->platforms->of_node = priv->platform_node;
dai_link->platforms->of_node = platform_node;
}
if (strcmp(dai_link->name, "DPTX_BE") == 0) {
priv->dp_node =
of_parse_phandle(pdev->dev.of_node,
"mediatek,dptx-codec", 0);
if (!priv->dp_node) {
if (!dp_node) {
dev_dbg(&pdev->dev, "No property 'dptx-codec'\n");
} else {
dai_link->codecs->of_node = priv->dp_node;
dai_link->codecs->of_node = dp_node;
dai_link->codecs->name = NULL;
dai_link->codecs->dai_name = "i2s-hifi";
dai_link->init = mt8195_dptx_codec_init;
}
} else if (strcmp(dai_link->name, "ETDM3_OUT_BE") == 0) {
priv->hdmi_node =
of_parse_phandle(pdev->dev.of_node,
"mediatek,hdmi-codec", 0);
if (!priv->hdmi_node) {
if (!hdmi_node) {
dev_dbg(&pdev->dev, "No property 'hdmi-codec'\n");
} else {
dai_link->codecs->of_node = priv->hdmi_node;
dai_link->codecs->of_node = hdmi_node;
dai_link->codecs->name = NULL;
dai_link->codecs->dai_name = "i2s-hifi";
dai_link->init = mt8195_hdmi_codec_init;
@ -1357,30 +1350,14 @@ static int mt8195_mt6359_rt1019_rt5682_dev_probe(struct platform_device *pdev)
snd_soc_card_set_drvdata(card, priv);
ret = devm_snd_soc_register_card(&pdev->dev, card);
if (ret) {
of_node_put(priv->hdmi_node);
of_node_put(priv->dp_node);
of_node_put(priv->platform_node);
of_node_put(priv->adsp_node);
}
of_node_put(platform_node);
of_node_put(adsp_node);
of_node_put(dp_node);
of_node_put(hdmi_node);
return ret;
}
static int mt8195_mt6359_rt1019_rt5682_dev_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
struct mt8195_mt6359_rt1019_rt5682_priv *priv =
snd_soc_card_get_drvdata(card);
of_node_put(priv->hdmi_node);
of_node_put(priv->dp_node);
of_node_put(priv->platform_node);
of_node_put(priv->adsp_node);
return 0;
}
#ifdef CONFIG_OF
static const struct of_device_id mt8195_mt6359_rt1019_rt5682_dt_match[] = {
{.compatible = "mediatek,mt8195_mt6359_rt1019_rt5682",},
@ -1402,7 +1379,6 @@ static struct platform_driver mt8195_mt6359_rt1019_rt5682_driver = {
.pm = &mt8195_mt6359_rt1019_rt5682_pm_ops,
},
.probe = mt8195_mt6359_rt1019_rt5682_dev_probe,
.remove = mt8195_mt6359_rt1019_rt5682_dev_remove,
};
module_platform_driver(mt8195_mt6359_rt1019_rt5682_driver);