diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/soc-pcm.c | 51 |
1 files changed, 34 insertions, 17 deletions
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c index fc98ab87fa45..c5cfd88720c2 100644 --- a/sound/soc/soc-pcm.c +++ b/sound/soc/soc-pcm.c @@ -164,6 +164,36 @@ void soc_dpcm_debugfs_add(struct snd_soc_pcm_runtime *rtd) debugfs_create_file("state", 0444, rtd->debugfs_dpcm_root, rtd, &dpcm_state_fops); } + +static void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm, int stream) +{ + char *name; + + name = kasprintf(GFP_KERNEL, "%s:%s", dpcm->be->dai_link->name, + stream ? "capture" : "playback"); + if (name) { + dpcm->debugfs_state = debugfs_create_dir( + name, dpcm->fe->debugfs_dpcm_root); + debugfs_create_u32("state", 0644, dpcm->debugfs_state, + &dpcm->state); + kfree(name); + } +} + +static void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm) +{ + debugfs_remove_recursive(dpcm->debugfs_state); +} + +#else +static inline void dpcm_create_debugfs_state(struct snd_soc_dpcm *dpcm, + int stream) +{ +} + +static inline void dpcm_remove_debugfs_state(struct snd_soc_dpcm *dpcm) +{ +} #endif static int soc_rtd_startup(struct snd_soc_pcm_runtime *rtd, @@ -1254,9 +1284,6 @@ static int dpcm_be_connect(struct snd_soc_pcm_runtime *fe, { struct snd_soc_dpcm *dpcm; unsigned long flags; -#ifdef CONFIG_DEBUG_FS - char *name; -#endif /* only add new dpcms */ for_each_dpcm_be(fe, stream, dpcm) { @@ -1281,17 +1308,8 @@ static int dpcm_be_connect(struct snd_soc_pcm_runtime *fe, stream ? "capture" : "playback", fe->dai_link->name, stream ? "<-" : "->", be->dai_link->name); -#ifdef CONFIG_DEBUG_FS - name = kasprintf(GFP_KERNEL, "%s:%s", be->dai_link->name, - stream ? "capture" : "playback"); - if (name) { - dpcm->debugfs_state = debugfs_create_dir(name, - fe->debugfs_dpcm_root); - debugfs_create_u32("state", 0644, dpcm->debugfs_state, - &dpcm->state); - kfree(name); - } -#endif + dpcm_create_debugfs_state(dpcm, stream); + return 1; } @@ -1344,9 +1362,8 @@ void dpcm_be_disconnect(struct snd_soc_pcm_runtime *fe, int stream) /* BEs still alive need new FE */ dpcm_be_reparent(fe, dpcm->be, stream); -#ifdef CONFIG_DEBUG_FS - debugfs_remove_recursive(dpcm->debugfs_state); -#endif + dpcm_remove_debugfs_state(dpcm); + spin_lock_irqsave(&fe->card->dpcm_lock, flags); list_del(&dpcm->list_be); list_del(&dpcm->list_fe); |