drm/amd/display: reduce sr_xxx_time by 3 us when ppt disable

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[Why]
when ppt disabled, the watermark doesn't get fine tune causing
underflow.

[How]
It is a temporary solution to reduce sr_xxx_time by 3 us when ppt
disable.

Signed-off-by: Chiawen Huang <chiawen.huang@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Chiawen Huang 2020-07-02 06:47:05 +08:00 • committed by Alex Deucher

parent ca751df231

commit 1bdcc35f77

4 changed files with 55 additions and 3 deletions

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43

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c

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13

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c

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1

drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h

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1

drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h

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