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| author | Manasi Navare <manasi.d.navare@intel.com> | 2018-10-09 03:23:51 +0300 |
|---|---|---|
| committer | Manasi Navare <manasi.d.navare@intel.com> | 2018-10-20 03:15:27 +0300 |
| commit | 4c953d03970a39d034ee2c860bbd65f5970aa2ce (patch) | |
| tree | ff3f172f5a322843c1cdb55dd91df31ad4500c85 | |
| parent | 4035cc5738d95911e6382f4cd716d3f02d51d343 (diff) | |
| download | linux-4c953d03970a39d034ee2c860bbd65f5970aa2ce.tar.xz | |
drm/dp: Add definitions for eDP Rev 1.4a and 1.4b
VESA eDP 1.4 specification has separate fields defined in
EDP_DPCD_REV for eDP 1.4a and 1.4b eDP revisions.
This patch defines those. Found this when one of my eDP panels
advertises eDP 1.4a (04h) in the EDP_DPCD_REV DPCD field.
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Ville Syrjala <ville.syrjala@linux.intel.com>
Signed-off-by: Manasi Navare <manasi.d.navare@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181009002351.23085-1-manasi.d.navare@intel.com
| -rw-r--r-- | include/drm/drm_dp_helper.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index 2a3843f248cf..9ad98e8d9ede 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -685,6 +685,8 @@ # define DP_EDP_12 0x01 # define DP_EDP_13 0x02 # define DP_EDP_14 0x03 +# define DP_EDP_14a 0x04 /* eDP 1.4a */ +# define DP_EDP_14b 0x05 /* eDP 1.4b */ #define DP_EDP_GENERAL_CAP_1 0x701 # define DP_EDP_TCON_BACKLIGHT_ADJUSTMENT_CAP (1 << 0) |