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drm/amdgpu: drop scratch regs save and restore from GPU reset handling

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The expectation is that the base driver doesn't mess with these.
Some components interact with these directly so let the components
handle these directly.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher
2017-12-12 15:22:56 -05:00
parent 4ec6ecf48c
commit 88bc1e3c38
1 changed files with 0 additions and 2 deletions
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drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@@ -2896,9 +2896,7 @@ static int amdgpu_reset(struct amdgpu_device *adev, uint64_t* reset_flags)
r = amdgpu_suspend(adev);
retry:
amdgpu_atombios_scratch_regs_save(adev);
r = amdgpu_asic_reset(adev);
amdgpu_atombios_scratch_regs_restore(adev);
/* post card */
amdgpu_atom_asic_init(adev->mode_info.atom_context);