drm/amdgpu: new method to sync ce&de

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sync switch buffer scheme with windows kmd for gfx v8,
step2:
Insert 128NOP after&before VM flush to prevent CE vm fault.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Monk Liu 2016-08-26 14:15:03 +08:00 • committed by Alex Deucher

parent ea4a8c1d94

commit d4946ccfd0

1 changed files with 6 additions and 18 deletions

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drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c

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