diff options
| author | Arun R Murthy <arun.r.murthy@intel.com> | 2023-03-02 13:45:31 +0530 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2023-03-21 16:16:56 +0200 |
| commit | 562334d22a05a4793a620a9ef02516f3b8da9ec5 (patch) | |
| tree | f6c8981dc2b6cc402b9e357fc62b747989456c1c /include/drm/display | |
| parent | 0a93eeb5aef26f68ef247576662282a5d42c63d5 (diff) | |
drm: Add SDP Error Detection Configuration Register
DP2.0 E11 defines a new register to facilitate SDP error detection by a
128B/132B capable DPRX device.
v2: Update the macro name to reflect the DP spec(Harry)
Signed-off-by: Arun R Murthy <arun.r.murthy@intel.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20230302081532.765821-2-arun.r.murthy@intel.com
Diffstat (limited to 'include/drm/display')
| -rw-r--r-- | include/drm/display/drm_dp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/drm/display/drm_dp.h b/include/drm/display/drm_dp.h index 632376c291db..358db4a9f167 100644 --- a/include/drm/display/drm_dp.h +++ b/include/drm/display/drm_dp.h @@ -692,6 +692,9 @@ # define DP_FEC_LANE_2_SELECT (2 << 4) # define DP_FEC_LANE_3_SELECT (3 << 4) +#define DP_SDP_ERROR_DETECTION_CONFIGURATION 0x121 /* DP 2.0 E11 */ +#define DP_SDP_CRC16_128B132B_EN BIT(0) + #define DP_AUX_FRAME_SYNC_VALUE 0x15c /* eDP 1.4 */ # define DP_AUX_FRAME_SYNC_VALID (1 << 0) |