drm/amdgpu/gfx9: enable/disable sck slowdown thru rlc-smu handshake
authorHawking Zhang <Hawking.Zhang@amd.com>
Fri, 10 Feb 2017 07:36:34 +0000 (15:36 +0800)
committerAlex Deucher <alexander.deucher@amd.com>
Wed, 24 May 2017 21:41:03 +0000 (17:41 -0400)
commited5ad1e40e1e0b5c845bc576fc7ae202ba2c2367
tree4c2002dedb5a3f779b47e3ff74cc34e90cdd0c5e
parent91d3130a4d82867ac47d2a45b6f12aab69046695
drm/amdgpu/gfx9: enable/disable sck slowdown thru rlc-smu handshake

Required for proper powergating operation.

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c