A couple Tegra ASoC drivers will create debugfs entries. Mark requested these by under debugfs/asoc/ not just debugfs/. To enable this, export the dentry representing debugfs/asoc/.
Also, rename debugfs_root -> asoc_debugfs_root now it's exported to prevent potential symbol name clashes.
Signed-off-by: Stephen Warren swarren@nvidia.com --- include/sound/soc.h | 4 ++++ sound/soc/soc-core.c | 19 ++++++++++--------- 2 files changed, 14 insertions(+), 9 deletions(-)
diff --git a/include/sound/soc.h b/include/sound/soc.h index 74921f2..96aadbb 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -756,4 +756,8 @@ static inline void *snd_soc_pcm_get_drvdata(struct snd_soc_pcm_runtime *rtd)
#include <sound/soc-dai.h>
+#ifdef CONFIG_DEBUG_FS +extern struct dentry *asoc_debugfs_root; +#endif + #endif diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index bac7291..731e2cc 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -48,7 +48,8 @@ static DEFINE_MUTEX(pcm_mutex); static DECLARE_WAIT_QUEUE_HEAD(soc_pm_waitq);
#ifdef CONFIG_DEBUG_FS -static struct dentry *debugfs_root; +struct dentry *asoc_debugfs_root; +EXPORT_SYMBOL_GPL(asoc_debugfs_root); #endif
static DEFINE_MUTEX(client_mutex); @@ -356,7 +357,7 @@ static const struct file_operations platform_list_fops = { static void soc_init_card_debugfs(struct snd_soc_card *card) { card->debugfs_card_root = debugfs_create_dir(card->name, - debugfs_root); + asoc_debugfs_root); if (!card->debugfs_card_root) { dev_warn(card->dev, "ASoC: Failed to create codec debugfs directory\n"); @@ -3577,22 +3578,22 @@ EXPORT_SYMBOL_GPL(snd_soc_unregister_codec); static int __init snd_soc_init(void) { #ifdef CONFIG_DEBUG_FS - debugfs_root = debugfs_create_dir("asoc", NULL); - if (IS_ERR(debugfs_root) || !debugfs_root) { + asoc_debugfs_root = debugfs_create_dir("asoc", NULL); + if (IS_ERR(asoc_debugfs_root) || !asoc_debugfs_root) { printk(KERN_WARNING "ASoC: Failed to create debugfs directory\n"); - debugfs_root = NULL; + asoc_debugfs_root = NULL; }
- if (!debugfs_create_file("codecs", 0444, debugfs_root, NULL, + if (!debugfs_create_file("codecs", 0444, asoc_debugfs_root, NULL, &codec_list_fops)) pr_warn("ASoC: Failed to create CODEC list debugfs file\n");
- if (!debugfs_create_file("dais", 0444, debugfs_root, NULL, + if (!debugfs_create_file("dais", 0444, asoc_debugfs_root, NULL, &dai_list_fops)) pr_warn("ASoC: Failed to create DAI list debugfs file\n");
- if (!debugfs_create_file("platforms", 0444, debugfs_root, NULL, + if (!debugfs_create_file("platforms", 0444, asoc_debugfs_root, NULL, &platform_list_fops)) pr_warn("ASoC: Failed to create platform list debugfs file\n"); #endif @@ -3604,7 +3605,7 @@ module_init(snd_soc_init); static void __exit snd_soc_exit(void) { #ifdef CONFIG_DEBUG_FS - debugfs_remove_recursive(debugfs_root); + debugfs_remove_recursive(asoc_debugfs_root); #endif platform_driver_unregister(&soc_driver); }