drm/amd/powerplay: implement smc firmware v2.1 for smu11

1.add smc_firmware_header_v2_1 hfirmware support, support more pptable in smc firmware.
2.optimization current pptable load framework.
3.rename read_pptable_from_vbios with setup_pptable.

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>