drm/amd/display: reduce sr_xxx_time by 3 us when ppt disable
authorChiawen Huang <chiawen.huang@amd.com>
Wed, 1 Jul 2020 22:47:05 +0000 (06:47 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Tue, 14 Jul 2020 18:34:08 +0000 (14:34 -0400)
commit1bdcc35f7767988d49e55c6e44b80da666067f8b
tree4fae621779bb671d6ac581cd786436f1887ee87c
parentca751df231d14fd2bd1f8ee700d6a16cc541706a
drm/amd/display: reduce sr_xxx_time by 3 us when ppt disable

[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>
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr.c
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.c
drivers/gpu/drm/amd/display/dc/clk_mgr/dcn21/rn_clk_mgr_vbios_smu.h
drivers/gpu/drm/amd/display/dc/inc/hw/clk_mgr_internal.h