drm/amd/display: temporary clamp the vratio used to 1.0

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[Why]
in Is_Support function, driver report different caps between
same timing but different scaling cause OS inconsistent.

[How]
min_row_time is a local that’s only used for verifying immediate
flip support. Clamp the vratio used for its calculation to 1.0.

Signed-off-by: Lewis Huang <Lewis.Huang@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

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Lewis Huang 2020-04-22 10:01:23 +08:00 • committed by Alex Deucher

parent f00889dc71

commit b130cc4eec

1 changed files with 14 additions and 12 deletions

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drivers/gpu/drm/amd/display/dc/dml/dcn21/display_mode_vba_21.c

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