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3 Commits

Author SHA1 Message Date
Daniel Miess
62fbfdbbe3 drm/amd/display: Add missing dcn35 RCO registers 
[Why]
Some registers needed for root clock gating in dcn35 are not defined in
the dccg header.

[How]
Add the needed registers and temporarily disable some register writes
that are now taking place successfully until the registers can be
properly enabled.

Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Signed-off-by: Daniel Miess <daniel.miess@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2023-12-06 15:22:33 -05:00
Daniel Miess
5f70d4ff80 drm/amd/display: Enable DCN clock gating for DCN35 
[WHY & HOW]
Enable DCN clock gating for DCN35.
Disable DTBCLK gate before link training
and re-enable afterwards

Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Acked-by: Alex Hung <alex.hung@amd.com>
Signed-off-by: Daniel Miess <daniel.miess@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2023-11-17 09:30:50 -05:00
Qingqing Zhuo
819af8dc9a drm/amd/display: Add DCN35 DCCG 
[Why & How]
Add DCCG handling for DCN35.

Signed-off-by: Qingqing Zhuo <Qingqing.Zhuo@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2023-08-30 15:51:14 -04:00