drm/amd/powerplay: set defalut dpm table for smu

Add smu_set_default_dpm_table function to set dpm table for smu11.
Modified the sequence to populate smc pptable, as it should be done after
related dpm feature is enabled.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>