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/hwmgr/hwmgr.c

@@ -89,7 +89,6 @@ int hwmgr_early_init(struct pp_hwmgr *hwmgr)
 	hwmgr_init_default_caps(hwmgr);
 	hwmgr_set_user_specify_caps(hwmgr);
 	hwmgr->fan_ctrl_is_in_default_mode = true;
-	hwmgr->reload_fw = 1;
 	hwmgr_init_workload_prority(hwmgr);
 
 	switch (hwmgr->chip_family) {
@@ -209,17 +208,6 @@ int hwmgr_hw_init(struct pp_hwmgr *hwmgr)
 {
 	int ret = 0;
 
-	if (!hwmgr || !hwmgr->smumgr_funcs)
-		return -EINVAL;
-
-	if (hwmgr->smumgr_funcs->start_smu) {
-		ret = hwmgr->smumgr_funcs->start_smu(hwmgr);
-		if (ret) {
-			pr_err("smc start failed\n");
-			return -EINVAL;
-		}
-	}
-
 	if (!hwmgr->pm_en)
 		return 0;
 
@@ -301,7 +289,6 @@ int hwmgr_suspend(struct pp_hwmgr *hwmgr)
 	if (!hwmgr || !hwmgr->pm_en)
 		return 0;
 
-	hwmgr->reload_fw = true;
 	phm_disable_smc_firmware_ctf(hwmgr);
 	ret = psm_set_boot_states(hwmgr);
 	if (ret)
@@ -321,13 +308,6 @@ int hwmgr_resume(struct pp_hwmgr *hwmgr)
 	if (!hwmgr)
 		return -EINVAL;
 
-	if (hwmgr->smumgr_funcs && hwmgr->smumgr_funcs->start_smu) {
-		if (hwmgr->smumgr_funcs->start_smu(hwmgr)) {
-			pr_err("smc start failed\n");
-			return -EINVAL;
-		}
-	}
-
 	if (!hwmgr->pm_en)
 		return 0;
 

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;

drivers/gpu/drm/amd/powerplay/smumgr/smu7_smumgr.c

@@ -343,9 +343,6 @@ int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 	uint32_t fw_to_load;
 	int r = 0;
 
-	if (!hwmgr->reload_fw)
-		return 0;
-
 	amdgpu_ucode_init_bo(hwmgr->adev);
 
 	if (smu_data->soft_regs_start)
@@ -432,10 +429,9 @@ int smu7_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 	smu7_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_LoadUcodes, fw_to_load);
 
 	r = smu7_check_fw_load_finish(hwmgr, fw_to_load);
-	if (!r) {
-		hwmgr->reload_fw = 0;
+	if (!r)
 		return 0;
-	}
+
 	pr_err("SMU load firmware failed\n");
 
 failed:

drivers/gpu/drm/amd/powerplay/smumgr/smu8_smumgr.c

@@ -661,9 +661,6 @@ static int smu8_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 	uint32_t fw_to_check = 0;
 	int ret;
 
-	if (!hwmgr->reload_fw)
-		return 0;
-
 	amdgpu_ucode_init_bo(hwmgr->adev);
 
 	smu8_smu_populate_firmware_entries(hwmgr);
@@ -719,8 +716,6 @@ static int smu8_request_smu_load_fw(struct pp_hwmgr *hwmgr)
 		return ret;
 	}
 
-	hwmgr->reload_fw = 0;
-
 	return 0;
 }