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Commit aadd4e17 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
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drm/radeon: some r420s have a CP race with the DMA engine. 



This patch makes sure the CP doesn't DMA do VRAM while 2D
is active by inserting a CP resync token.

todo: port to kms.

Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 5a6e9f96
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