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Diffstat (limited to 'sound/soc/soc-core.c')
-rw-r--r--sound/soc/soc-core.c124
1 files changed, 71 insertions, 53 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 10f0886e78ec..23732523f87c 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -292,6 +292,9 @@ static const struct file_operations codec_reg_fops = {
static void soc_init_component_debugfs(struct snd_soc_component *component)
{
+ if (!component->card->debugfs_card_root)
+ return;
+
if (component->debugfs_prefix) {
char *name;
@@ -455,6 +458,9 @@ static const struct file_operations platform_list_fops = {
static void soc_init_card_debugfs(struct snd_soc_card *card)
{
+ if (!snd_soc_debugfs_root)
+ return;
+
card->debugfs_card_root = debugfs_create_dir(card->name,
snd_soc_debugfs_root);
if (!card->debugfs_card_root) {
@@ -476,6 +482,34 @@ static void soc_cleanup_card_debugfs(struct snd_soc_card *card)
debugfs_remove_recursive(card->debugfs_card_root);
}
+
+static void snd_soc_debugfs_init(void)
+{
+ snd_soc_debugfs_root = debugfs_create_dir("asoc", NULL);
+ if (IS_ERR(snd_soc_debugfs_root) || !snd_soc_debugfs_root) {
+ pr_warn("ASoC: Failed to create debugfs directory\n");
+ snd_soc_debugfs_root = NULL;
+ return;
+ }
+
+ if (!debugfs_create_file("codecs", 0444, snd_soc_debugfs_root, NULL,
+ &codec_list_fops))
+ pr_warn("ASoC: Failed to create CODEC list debugfs file\n");
+
+ if (!debugfs_create_file("dais", 0444, snd_soc_debugfs_root, NULL,
+ &dai_list_fops))
+ pr_warn("ASoC: Failed to create DAI list debugfs file\n");
+
+ if (!debugfs_create_file("platforms", 0444, snd_soc_debugfs_root, NULL,
+ &platform_list_fops))
+ pr_warn("ASoC: Failed to create platform list debugfs file\n");
+}
+
+static void snd_soc_debugfs_exit(void)
+{
+ debugfs_remove_recursive(snd_soc_debugfs_root);
+}
+
#else
#define soc_init_codec_debugfs NULL
@@ -497,6 +531,15 @@ static inline void soc_init_card_debugfs(struct snd_soc_card *card)
static inline void soc_cleanup_card_debugfs(struct snd_soc_card *card)
{
}
+
+static inline void snd_soc_debugfs_init(void)
+{
+}
+
+static inline void snd_soc_debugfs_exit(void)
+{
+}
+
#endif
struct snd_pcm_substream *snd_soc_get_dai_substream(struct snd_soc_card *card,
@@ -595,15 +638,9 @@ int snd_soc_suspend(struct device *dev)
cpu_dai->driver->suspend(cpu_dai);
}
- /* close any waiting streams and save state */
- for (i = 0; i < card->num_rtd; i++) {
- struct snd_soc_dai **codec_dais = card->rtd[i].codec_dais;
+ /* close any waiting streams */
+ for (i = 0; i < card->num_rtd; i++)
flush_delayed_work(&card->rtd[i].delayed_work);
- for (j = 0; j < card->rtd[i].num_codecs; j++) {
- codec_dais[j]->codec->dapm.suspend_bias_level =
- codec_dais[j]->codec->dapm.bias_level;
- }
- }
for (i = 0; i < card->num_rtd; i++) {
@@ -1261,7 +1298,8 @@ static int soc_link_dai_widgets(struct snd_soc_card *card,
capture_w = cpu_dai->capture_widget;
if (play_w && capture_w) {
ret = snd_soc_dapm_new_pcm(card, dai_link->params,
- capture_w, play_w);
+ dai_link->num_params, capture_w,
+ play_w);
if (ret != 0) {
dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n",
play_w->name, capture_w->name, ret);
@@ -1273,7 +1311,8 @@ static int soc_link_dai_widgets(struct snd_soc_card *card,
capture_w = codec_dai->capture_widget;
if (play_w && capture_w) {
ret = snd_soc_dapm_new_pcm(card, dai_link->params,
- capture_w, play_w);
+ dai_link->num_params, capture_w,
+ play_w);
if (ret != 0) {
dev_err(card->dev, "ASoC: Can't link %s to %s: %d\n",
play_w->name, capture_w->name, ret);
@@ -1322,21 +1361,17 @@ static int soc_probe_link_dais(struct snd_soc_card *card, int num, int order)
}
}
+ if (dai_link->dai_fmt)
+ snd_soc_runtime_set_dai_fmt(rtd, dai_link->dai_fmt);
+
ret = soc_post_component_init(rtd, dai_link->name);
if (ret)
return ret;
#ifdef CONFIG_DEBUG_FS
/* add DPCM sysfs entries */
- if (dai_link->dynamic) {
- ret = soc_dpcm_debugfs_add(rtd);
- if (ret < 0) {
- dev_err(rtd->dev,
- "ASoC: failed to add dpcm sysfs entries: %d\n",
- ret);
- return ret;
- }
- }
+ if (dai_link->dynamic)
+ soc_dpcm_debugfs_add(rtd);
#endif
if (cpu_dai->driver->compress_dai) {
@@ -1426,7 +1461,6 @@ static void soc_remove_aux_dev(struct snd_soc_card *card, int num)
/* unregister the rtd device */
if (rtd->dev_registered) {
- device_remove_file(rtd->dev, &dev_attr_codec_reg);
device_unregister(rtd->dev);
rtd->dev_registered = 0;
}
@@ -1560,6 +1594,8 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
goto base_error;
}
+ soc_init_card_debugfs(card);
+
card->dapm.bias_level = SND_SOC_BIAS_OFF;
card->dapm.dev = card->dev;
card->dapm.card = card;
@@ -1578,6 +1614,10 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
snd_soc_dapm_new_controls(&card->dapm, card->dapm_widgets,
card->num_dapm_widgets);
+ if (card->of_dapm_widgets)
+ snd_soc_dapm_new_controls(&card->dapm, card->of_dapm_widgets,
+ card->num_of_dapm_widgets);
+
/* initialise the sound card only once */
if (card->probe) {
ret = card->probe(card);
@@ -1633,11 +1673,9 @@ static int snd_soc_instantiate_card(struct snd_soc_card *card)
snd_soc_dapm_add_routes(&card->dapm, card->dapm_routes,
card->num_dapm_routes);
- for (i = 0; i < card->num_links; i++) {
- if (card->dai_link[i].dai_fmt)
- snd_soc_runtime_set_dai_fmt(&card->rtd[i],
- card->dai_link[i].dai_fmt);
- }
+ if (card->of_dapm_routes)
+ snd_soc_dapm_add_routes(&card->dapm, card->of_dapm_routes,
+ card->num_of_dapm_routes);
snprintf(card->snd_card->shortname, sizeof(card->snd_card->shortname),
"%s", card->name);
@@ -1694,6 +1732,7 @@ card_probe_error:
if (card->remove)
card->remove(card);
+ soc_cleanup_card_debugfs(card);
snd_card_free(card->snd_card);
base_error:
@@ -2372,8 +2411,6 @@ int snd_soc_register_card(struct snd_soc_card *card)
snd_soc_initialize_card_lists(card);
- soc_init_card_debugfs(card);
-
card->rtd = devm_kzalloc(card->dev,
sizeof(struct snd_soc_pcm_runtime) *
(card->num_links + card->num_aux_devs),
@@ -2404,7 +2441,7 @@ int snd_soc_register_card(struct snd_soc_card *card)
ret = snd_soc_instantiate_card(card);
if (ret != 0)
- soc_cleanup_card_debugfs(card);
+ return ret;
/* deactivate pins to sleep state */
for (i = 0; i < card->num_rtd; i++) {
@@ -3242,8 +3279,8 @@ int snd_soc_of_parse_audio_simple_widgets(struct snd_soc_card *card,
widgets[i].name = wname;
}
- card->dapm_widgets = widgets;
- card->num_dapm_widgets = num_widgets;
+ card->of_dapm_widgets = widgets;
+ card->num_of_dapm_widgets = num_widgets;
return 0;
}
@@ -3327,8 +3364,8 @@ int snd_soc_of_parse_audio_routing(struct snd_soc_card *card,
}
}
- card->num_dapm_routes = num_routes;
- card->dapm_routes = routes;
+ card->num_of_dapm_routes = num_routes;
+ card->of_dapm_routes = routes;
return 0;
}
@@ -3587,26 +3624,7 @@ EXPORT_SYMBOL_GPL(snd_soc_of_get_dai_link_codecs);
static int __init snd_soc_init(void)
{
-#ifdef CONFIG_DEBUG_FS
- snd_soc_debugfs_root = debugfs_create_dir("asoc", NULL);
- if (IS_ERR(snd_soc_debugfs_root) || !snd_soc_debugfs_root) {
- pr_warn("ASoC: Failed to create debugfs directory\n");
- snd_soc_debugfs_root = NULL;
- }
-
- if (!debugfs_create_file("codecs", 0444, snd_soc_debugfs_root, NULL,
- &codec_list_fops))
- pr_warn("ASoC: Failed to create CODEC list debugfs file\n");
-
- if (!debugfs_create_file("dais", 0444, snd_soc_debugfs_root, NULL,
- &dai_list_fops))
- pr_warn("ASoC: Failed to create DAI list debugfs file\n");
-
- if (!debugfs_create_file("platforms", 0444, snd_soc_debugfs_root, NULL,
- &platform_list_fops))
- pr_warn("ASoC: Failed to create platform list debugfs file\n");
-#endif
-
+ snd_soc_debugfs_init();
snd_soc_util_init();
return platform_driver_register(&soc_driver);
@@ -3616,9 +3634,9 @@ module_init(snd_soc_init);
static void __exit snd_soc_exit(void)
{
snd_soc_util_exit();
+ snd_soc_debugfs_exit();
#ifdef CONFIG_DEBUG_FS
- debugfs_remove_recursive(snd_soc_debugfs_root);
#endif
platform_driver_unregister(&soc_driver);
}