drm/amdgpu: add a generic fb accessing helper function(v3)

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add a generic helper function for accessing framebuffer via MMIO

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Tianci.Yin 2019-09-30 13:33:50 +08:00 • committed by Alex Deucher

parent 45cf454e4c

commit e35e2b117f

3 changed files with 33 additions and 11 deletions

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2

drivers/gpu/drm/amd/amdgpu/amdgpu.h

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30

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

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12

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

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