drm/amdgpu: request/release full gpu access if device is vf

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For gpu vf device, first need to request full gpu access before
accessing gpu registers, and release full gpu access after the
access is done.

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

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Xiangliang Yu 2017-01-12 15:14:36 +08:00 • committed by Alex Deucher

parent ab71ac56f6

commit 3149d9da12

2 changed files with 15 additions and 1 deletions

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10

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

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6

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

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