drm/amdgpu: use RREG32_KIQ to read register when get cg state

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Use RREG32_KIQ to read gfx register when try to get gfx/sdma
clockgating state instead of RREG32, as it will result
to system hard hang when GPU is enter into GFXOFF state.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Likun Gao 2020-07-06 16:18:28 +08:00 • committed by Alex Deucher

parent dcf9864d2d

commit 2373dd48fc

2 changed files with 6 additions and 6 deletions

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10

drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c

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2

drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c

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