diff options
| author | Wayne Lin <[email protected]> | 2025-05-20 01:34:42 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2025-05-22 16:02:40 +0000 |
| commit | 076873e5b360ccd91687e23c6ca0042a0356b9eb (patch) | |
| tree | befdeef32055890bd6990cbca1228a45c1cee2dd /drivers/gpu/drm/amd/include | |
| parent | drm/amd/display: no 3D and blnd LUT as DPP color caps for DCN401 (diff) | |
| download | kernel-076873e5b360ccd91687e23c6ca0042a0356b9eb.tar.gz kernel-076873e5b360ccd91687e23c6ca0042a0356b9eb.zip | |
drm/amd/display: Add a new dcdebugmask to allow skip detection LT
Under specific embedded scenarios, we might still use DP interface
rather than eDP interface. Under such case, detection link training
is unnecessary.
Add a new dcdebugmask value that can be used to skip the detection LT
Reviewed-by: Tom Chung <[email protected]>
Link: https://lore.kernel.org/amd-gfx/[email protected]/
Signed-off-by: Wayne Lin <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/include')
| -rw-r--r-- | drivers/gpu/drm/amd/include/amd_shared.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/include/amd_shared.h b/drivers/gpu/drm/amd/include/amd_shared.h index c8eccee9b023..31de36c9156f 100644 --- a/drivers/gpu/drm/amd/include/amd_shared.h +++ b/drivers/gpu/drm/amd/include/amd_shared.h @@ -370,6 +370,11 @@ enum DC_DEBUG_MASK { * path failure, retry using legacy SW path. */ DC_HDCP_LC_ENABLE_SW_FALLBACK = 0x100000, + + /** + * @DC_SKIP_DETECTION_LT: If set, skip detection link training + */ + DC_SKIP_DETECTION_LT = 0x200000, }; enum amd_dpm_forced_level; |