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drm/amd/display: fix dscl_manual_ratio_init

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This change will fix wb and display scaling when ratios of
4 or more are involved

Signed-off-by: Dmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Dmytro Laktyushkin
2018-05-17 10:08:10 -04:00
committed by Alex Deucher
parent df099b9b60
commit 0b19fdc45f
5 changed files with 13 additions and 11 deletions
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5
drivers/gpu/drm/amd/display/dc/basics/fixpt31_32.c
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@@ -449,6 +449,11 @@ static inline unsigned int clamp_ux_dy(
return min_clamp;
}
unsigned int dc_fixpt_u3d19(struct fixed31_32 arg)
{
return ux_dy(arg.value, 3, 19);
}
unsigned int dc_fixpt_u2d19(struct fixed31_32 arg)
{
return ux_dy(arg.value, 2, 19);