drm/amdgpu: add helpers for baco entry and exit

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BACO - Bus Active, Chip Off

Will be used for runtime pm.  Entry will enter the BACO
state (chip off).  Exit will exit the BACO state (chip on).

Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Alex Deucher 2019-10-04 12:33:09 -05:00

parent 11520f2708

commit 361dbd01a1

2 changed files with 63 additions and 0 deletions

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2

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

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61

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

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