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| author | Wesley Chalmers <Wesley.Chalmers@amd.com> | 2021-06-16 23:11:23 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-07-13 18:48:11 +0300 |
| commit | dce9d910eb9e54c97e830637f4e3383a11bb7556 (patch) | |
| tree | 02ded4e1385fd0dd5a5887d6d88febe5f03f1659 /drivers | |
| parent | e9cfe00ba8bd437da149a3c52712d4a73e249f45 (diff) | |
| download | linux-dce9d910eb9e54c97e830637f4e3383a11bb7556.tar.xz | |
Revert "drm/amd/display: Always write repeater mode regardless of LTTPR"
This reverts commit 2b7605d73b97e2fa28e0817242e66ca968d2a7cb
Some displays are not lighting up when put in LTTPR Transparent Mode
Signed-off-by: Wesley Chalmers <Wesley.Chalmers@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index b8832bdde2bc..6860827159ba 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -1620,11 +1620,12 @@ enum dc_status dpcd_configure_lttpr_mode(struct dc_link *link, struct link_train { enum dc_status status = DC_OK; - if (lt_settings->lttpr_mode == LTTPR_MODE_NON_TRANSPARENT) - status = configure_lttpr_mode_non_transparent(link, lt_settings); - else + if (lt_settings->lttpr_mode == LTTPR_MODE_TRANSPARENT) status = configure_lttpr_mode_transparent(link); + else if (lt_settings->lttpr_mode == LTTPR_MODE_NON_TRANSPARENT) + status = configure_lttpr_mode_non_transparent(link, lt_settings); + return status; } |