drm/amdgpu: Load fw between hw_init/resume_phase1 and phase2

Extract the function of fw loading out of powerplay.
Do fw loading between hw_init/resuem_phase1 and phase2

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/powerplay/inc/hwmgr.h

@@ -734,7 +734,6 @@ struct pp_hwmgr {
 	void *smu_backend;
 	const struct pp_smumgr_func *smumgr_funcs;
 	bool is_kicker;
-	bool reload_fw;
 
 	enum PP_DAL_POWERLEVEL dal_power_level;
 	struct phm_dynamic_state_info dyn_state;