mirror_ubuntu-kernels/drivers/gpu/drm/amd/display
Yu-ting Shen cab5dec425 drm/amd/display: limit display clock to 100MHz to avoid FIFO error
[Why]
when changing display clock, SMU need to use power up DFS and use
DENTIST to ramp DFS DID to switch target frequency before switching back
to bypass.

[How]
fixed the minimum display clock to 100MHz, it's W/A the same with PCO.

Signed-off-by: Yu-ting Shen <Yu-ting.Shen@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2020-02-25 11:10:08 -05:00
..
amdgpu_dm drm/amd/display: Add DMUB firmware state debugfs 2020-02-25 11:05:57 -05:00
dc drm/amd/display: limit display clock to 100MHz to avoid FIFO error 2020-02-25 11:10:08 -05:00
dmub drm/amd/display: Add driver support for enabling PSR on DMCUB 2020-02-25 11:09:06 -05:00
include drm/amd/display: Fix RV2 Variant Detection 2020-02-25 11:09:12 -05:00
modules drm/amd/display: Fix HDMI repeater authentication 2020-02-25 11:04:16 -05:00
Kconfig amdgpu: Enable initial DCN support on POWER 2019-12-18 16:09:05 -05:00
Makefile drm/amd/display: Drop CONFIG_DRM_AMD_DC_DMUB guards 2019-11-13 15:29:42 -05:00
TODO drm/amd/display: Convert remaining loggers off dc_logger 2018-07-13 14:48:42 -05:00