diff options
| author | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2022-08-30 12:37:24 +0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@kernel.org> | 2022-09-24 08:50:04 +0200 |
| commit | 479747caa5bfa94b856bf47249006e6c8aa8be37 (patch) | |
| tree | 90483b1cac2df1d014518c00fb9836668eb9f38f /include/uapi/linux/cec.h | |
| parent | 20694e96ca089ce6693c2348f8f628ee621e4e74 (diff) | |
media: cec: add support for Absolute Volume Control
Add support for this new CEC message. This was added in HDMI 2.1a.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
Diffstat (limited to 'include/uapi/linux/cec.h')
| -rw-r--r-- | include/uapi/linux/cec.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/uapi/linux/cec.h b/include/uapi/linux/cec.h index 1d48da926216..b8e071abaea5 100644 --- a/include/uapi/linux/cec.h +++ b/include/uapi/linux/cec.h @@ -768,6 +768,7 @@ struct cec_event { #define CEC_OP_FEAT_DEV_HAS_SET_AUDIO_RATE 0x08 #define CEC_OP_FEAT_DEV_SINK_HAS_ARC_TX 0x04 #define CEC_OP_FEAT_DEV_SOURCE_HAS_ARC_RX 0x02 +#define CEC_OP_FEAT_DEV_HAS_SET_AUDIO_VOLUME_LEVEL 0x01 #define CEC_MSG_GIVE_FEATURES 0xa5 /* HDMI 2.0 */ @@ -1059,6 +1060,7 @@ struct cec_event { #define CEC_OP_AUD_FMT_ID_CEA861 0 #define CEC_OP_AUD_FMT_ID_CEA861_CXT 1 +#define CEC_MSG_SET_AUDIO_VOLUME_LEVEL 0x73 /* Audio Rate Control Feature */ #define CEC_MSG_SET_AUDIO_RATE 0x9a |