Em Wed, 6 Jan 2016 13:26:51 -0700 Shuah Khan shuahkh@osg.samsung.com escreveu:
Add ALSA Media Controller capture, playback, and mixer function entity defines.
Signed-off-by: Shuah Khan shuahkh@osg.samsung.com
include/uapi/linux/media.h | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/include/uapi/linux/media.h b/include/uapi/linux/media.h index 75cbe92..53a96ae 100644 --- a/include/uapi/linux/media.h +++ b/include/uapi/linux/media.h @@ -89,6 +89,13 @@ struct media_device_info { #define MEDIA_ENT_F_IO_SWRADIO (MEDIA_ENT_F_BASE + 33)
/*
- ALSA entities MEDIA_ENT_F_AUDIO_IO is for Capture and Playback
+*/ +#define MEDIA_ENT_F_AUDIO_CAPTURE (MEDIA_ENT_F_BASE + 200) +#define MEDIA_ENT_F_AUDIO_PLAYBACK (MEDIA_ENT_F_BASE + 201) +#define MEDIA_ENT_F_AUDIO_MIXER (MEDIA_ENT_F_BASE + 202)
Please document at KernelDoc.
+/*
- Don't touch on those. The ranges MEDIA_ENT_F_OLD_BASE and
- MEDIA_ENT_F_OLD_SUBDEV_BASE are kept to keep backward compatibility
- with the legacy v1 API.The number range is out of range by purpose:
@@ -130,7 +137,7 @@ struct media_device_info { #define MEDIA_ENT_T_DEVNODE MEDIA_ENT_F_OLD_BASE #define MEDIA_ENT_T_DEVNODE_V4L MEDIA_ENT_F_IO_V4L #define MEDIA_ENT_T_DEVNODE_FB (MEDIA_ENT_T_DEVNODE + 2) -#define MEDIA_ENT_T_DEVNODE_ALSA (MEDIA_ENT_T_DEVNODE + 3) +#define MEDIA_ENT_T_DEVNODE_ALSA MEDIA_ENT_F_AUDIO_IO
Please preserve the old number here, as we don't want to break kABI.
#define MEDIA_ENT_T_DEVNODE_DVB (MEDIA_ENT_T_DEVNODE + 4)
#define MEDIA_ENT_T_UNKNOWN MEDIA_ENT_F_UNKNOWN