[PATCH 3/4] drm/amdgpu: update amdgpu device suspend/resume sequence for s0i3 support

2020-11-12 Thread Prike Liang
- Need skip the RLC/CP/GFX disable for let GFXOFF enter during suspend period. - For s0i3 suspend only need suspend DCE and each IP interrupt. - Before VBIOS POSTed check and atom HW INT need set the GPU power status change to D0 in the resume period, otherwise the HW will be mess up and see the

[PATCH 3/4] drm/amdgpu: update amdgpu device suspend/resume sequence for s0i3 support

2020-10-16 Thread Prike Liang
- Need skip the RLC/CP/GFX disable for let GFXOFF enter during suspend period. - For s0i3 suspend only need suspend DCE and each IP interrupt. - Before VBIOS POSTed check and atom HW INT need set the GPU power status change to D0 in the resume period, otherwise the HW will be mess up and see the