[alsa-devel] [RFC V2 PATCH 4/5] ALSA: hda - add in_use flag in hda_pcm

[libin.yang at linux.intel.com]

From: Libin Yang <libin.yang at linux.intel.com>

Add in_use flag in struct hda_pcm for HD Audio dynamic PCM assignment.

Signed-off-by: Libin Yang <libin.yang at linux.intel.com>
---
 sound/pci/hda/hda_codec.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
index 373fcad..ee97401 100644
--- a/sound/pci/hda/hda_codec.h
+++ b/sound/pci/hda/hda_codec.h
@@ -167,6 +167,7 @@ enum {
 /* for PCM creation */
 struct hda_pcm {
 	char *name;
+	bool in_use;
 	struct hda_pcm_stream stream[2];
 	unsigned int pcm_type;	/* HDA_PCM_TYPE_XXX */
 	int device;		/* device number to assign */
-- 
1.9.1