[alsa-devel] [PATCH 3/7] media: Add ALSA Media Controller devnodes

Shuah Khan shuahkh at osg.samsung.com
Wed Jul 15 02:34:02 CEST 2015


Add ALSA Media Controller capture, playback, and mixer
devnode defines.

Signed-off-by: Shuah Khan <shuahkh at osg.samsung.com>
---
 include/uapi/linux/media.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h
index 4e816be..4a30ea3 100644
--- a/include/uapi/linux/media.h
+++ b/include/uapi/linux/media.h
@@ -49,12 +49,17 @@ struct media_device_info {
 #define MEDIA_ENT_T_DEVNODE		(1 << MEDIA_ENT_TYPE_SHIFT)
 #define MEDIA_ENT_T_DEVNODE_V4L		(MEDIA_ENT_T_DEVNODE + 1)
 #define MEDIA_ENT_T_DEVNODE_FB		(MEDIA_ENT_T_DEVNODE + 2)
+/* Legacy ALSA symbol. Keep it to avoid userspace compilation breakages */
 #define MEDIA_ENT_T_DEVNODE_ALSA	(MEDIA_ENT_T_DEVNODE + 3)
 #define MEDIA_ENT_T_DEVNODE_DVB_FE	(MEDIA_ENT_T_DEVNODE + 4)
 #define MEDIA_ENT_T_DEVNODE_DVB_DEMUX	(MEDIA_ENT_T_DEVNODE + 5)
 #define MEDIA_ENT_T_DEVNODE_DVB_DVR	(MEDIA_ENT_T_DEVNODE + 6)
 #define MEDIA_ENT_T_DEVNODE_DVB_CA	(MEDIA_ENT_T_DEVNODE + 7)
 #define MEDIA_ENT_T_DEVNODE_DVB_NET	(MEDIA_ENT_T_DEVNODE + 8)
+/* ALSA devnodes */
+#define MEDIA_ENT_T_DEVNODE_ALSA_CAPTURE	(MEDIA_ENT_T_DEVNODE + 9)
+#define MEDIA_ENT_T_DEVNODE_ALSA_PLAYBACK	(MEDIA_ENT_T_DEVNODE + 10)
+#define MEDIA_ENT_T_DEVNODE_ALSA_MIXER		(MEDIA_ENT_T_DEVNODE + 11)
 
 /* Legacy symbol. Use it to avoid userspace compilation breakages */
 #define MEDIA_ENT_T_DEVNODE_DVB		MEDIA_ENT_T_DEVNODE_DVB_FE
-- 
2.1.4



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