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Diffstat (limited to 'sound/core/pcm.c')
-rw-r--r--sound/core/pcm.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index dc37f3508dc7..283aac441fa0 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -462,6 +462,9 @@ static void snd_pcm_substream_proc_status_read(struct snd_info_entry *entry,
snd_iprintf(buffer, "-----\n");
snd_iprintf(buffer, "hw_ptr : %ld\n", runtime->status->hw_ptr);
snd_iprintf(buffer, "appl_ptr : %ld\n", runtime->control->appl_ptr);
+#ifdef CONFIG_SND_PCM_XRUN_DEBUG
+ snd_iprintf(buffer, "xrun_counter: %d\n", substream->xrun_counter);
+#endif
}
#ifdef CONFIG_SND_PCM_XRUN_DEBUG
@@ -589,7 +592,6 @@ static const struct attribute_group *pcm_dev_attr_groups[];
* PM callbacks: we need to deal only with suspend here, as the resume is
* triggered either from user-space or the driver's resume callback
*/
-#ifdef CONFIG_PM_SLEEP
static int do_pcm_suspend(struct device *dev)
{
struct snd_pcm_str *pstr = dev_get_drvdata(dev);
@@ -598,10 +600,9 @@ static int do_pcm_suspend(struct device *dev)
snd_pcm_suspend_all(pstr->pcm);
return 0;
}
-#endif
static const struct dev_pm_ops pcm_dev_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(do_pcm_suspend, NULL)
+ SYSTEM_SLEEP_PM_OPS(do_pcm_suspend, NULL)
};
/* device type for PCM -- basically only for passing PM callbacks */
@@ -970,6 +971,9 @@ int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream,
substream->pid = get_pid(task_pid(current));
pstr->substream_opened++;
*rsubstream = substream;
+#ifdef CONFIG_SND_PCM_XRUN_DEBUG
+ substream->xrun_counter = 0;
+#endif /* CONFIG_SND_PCM_XRUN_DEBUG */
return 0;
}