drm/amd/powerplay: Add mode2 mode for GPU RESET in SMU

Renoir need to use mode2 mode to implement GPU RESET

Signed-off-by: chen gong <curry.gong@amd.com>
Reviewed-by: Aaron Liu <aaron.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2 files changed