drm/amd/display: Added negative check for vertical line start.

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In case of vstartup happens before vsync, set vertical line
	start to 0.

Signed-off-by: Yongqiang Sun <yongqiang.sun@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>

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Yongqiang Sun 2017-08-30 11:55:40 -04:00 • committed by Alex Deucher

parent 6f54d0b1d8

commit 649e0c7679

1 changed files with 7 additions and 3 deletions

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10

drivers/gpu/drm/amd/display/dc/dcn10/dcn10_timing_generator.c

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