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Diffstat (limited to 'sound/soc/qcom/common.c')
-rw-r--r--sound/soc/qcom/common.c58
1 files changed, 35 insertions, 23 deletions
diff --git a/sound/soc/qcom/common.c b/sound/soc/qcom/common.c
index 8ada4ecba847..5194d90ddb96 100644
--- a/sound/soc/qcom/common.c
+++ b/sound/soc/qcom/common.c
@@ -4,7 +4,6 @@
#include <linux/module.h>
#include "common.h"
-#include "qdsp6/q6afe.h"
int qcom_snd_parse_of(struct snd_soc_card *card)
{
@@ -19,6 +18,9 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
int ret, num_links;
ret = snd_soc_of_parse_card_name(card, "model");
+ if (ret == 0 && !card->name)
+ /* Deprecated, only for compatibility with old device trees */
+ ret = snd_soc_of_parse_card_name(card, "qcom,model");
if (ret) {
dev_err(dev, "Error parsing card name: %d\n", ret);
return ret;
@@ -26,8 +28,13 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
/* DAPM routes */
if (of_property_read_bool(dev->of_node, "audio-routing")) {
- ret = snd_soc_of_parse_audio_routing(card,
- "audio-routing");
+ ret = snd_soc_of_parse_audio_routing(card, "audio-routing");
+ if (ret)
+ return ret;
+ }
+ /* Deprecated, only for compatibility with old device trees */
+ if (of_property_read_bool(dev->of_node, "qcom,audio-routing")) {
+ ret = snd_soc_of_parse_audio_routing(card, "qcom,audio-routing");
if (ret)
return ret;
}
@@ -36,7 +43,7 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
num_links = of_get_child_count(dev->of_node);
/* Allocate the DAI link array */
- card->dai_link = kcalloc(num_links, sizeof(*link), GFP_KERNEL);
+ card->dai_link = devm_kcalloc(dev, num_links, sizeof(*link), GFP_KERNEL);
if (!card->dai_link)
return -ENOMEM;
@@ -81,11 +88,13 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
ret = snd_soc_of_get_dai_name(cpu, &link->cpus->dai_name);
if (ret) {
- dev_err(card->dev, "%s: error getting cpu dai name\n", link->name);
+ if (ret != -EPROBE_DEFER)
+ dev_err(card->dev, "%s: error getting cpu dai name: %d\n",
+ link->name, ret);
goto err;
}
- if (codec && platform) {
+ if (platform) {
link->platforms->of_node = of_parse_phandle(platform,
"sound-dai",
0);
@@ -94,24 +103,26 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
ret = -EINVAL;
goto err;
}
+ } else {
+ link->platforms->of_node = link->cpus->of_node;
+ }
+ if (codec) {
ret = snd_soc_of_get_dai_link_codecs(dev, codec, link);
if (ret < 0) {
- dev_err(card->dev, "%s: codec dai not found\n", link->name);
+ if (ret != -EPROBE_DEFER)
+ dev_err(card->dev, "%s: codec dai not found: %d\n",
+ link->name, ret);
goto err;
}
- link->no_pcm = 1;
- link->ignore_pmdown_time = 1;
-
- if (q6afe_is_rx_port(link->id)) {
- link->dpcm_playback = 1;
- link->dpcm_capture = 0;
- } else {
- link->dpcm_playback = 0;
- link->dpcm_capture = 1;
- }
+ if (platform) {
+ /* DPCM backend */
+ link->no_pcm = 1;
+ link->ignore_pmdown_time = 1;
+ }
} else {
+ /* DPCM frontend */
dlc = devm_kzalloc(dev, sizeof(*dlc), GFP_KERNEL);
if (!dlc)
return -ENOMEM;
@@ -119,16 +130,18 @@ int qcom_snd_parse_of(struct snd_soc_card *card)
link->codecs = dlc;
link->num_codecs = 1;
- link->platforms->of_node = link->cpus->of_node;
link->codecs->dai_name = "snd-soc-dummy-dai";
link->codecs->name = "snd-soc-dummy";
link->dynamic = 1;
- link->dpcm_playback = 1;
- link->dpcm_capture = 1;
}
- link->ignore_suspend = 1;
- link->nonatomic = 1;
+ if (platform || !codec) {
+ /* DPCM */
+ snd_soc_dai_link_set_capabilities(link);
+ link->ignore_suspend = 1;
+ link->nonatomic = 1;
+ }
+
link->stream_name = link->name;
link++;
@@ -143,7 +156,6 @@ err:
of_node_put(cpu);
of_node_put(codec);
of_node_put(platform);
- kfree(card->dai_link);
return ret;
}
EXPORT_SYMBOL(qcom_snd_parse_of);