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Commit 4d42fa49 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amd/powerplay: implement power down asic task for CZ 



Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent e1d32e60

drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c

+55 −0
Original line number Diff line number Diff line
@@ -925,6 +925,54 @@ static struct phm_master_table_header cz_setup_asic_master = { 
	cz_setup_asic_list

};



static int cz_tf_power_up_display_clock_sys_pll(struct pp_hwmgr *hwmgr,

					void *input, void *output,

					void *storage, int result)

{

	struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);

	hw_data->disp_clk_bypass_pending = false;

	hw_data->disp_clk_bypass = false;



	return 0;

}



static int cz_tf_clear_nb_dpm_flag(struct pp_hwmgr *hwmgr,

					void *input, void *output,

					void *storage, int result)

{

	struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);

	hw_data->is_nb_dpm_enabled = false;



	return 0;

}



static int cz_tf_reset_cc6_data(struct pp_hwmgr *hwmgr,

					void *input, void *output,

					void *storage, int result)

{

	struct cz_hwmgr *hw_data = (struct cz_hwmgr *)(hwmgr->backend);



	hw_data->cc6_settings.cc6_setting_changed = false;

	hw_data->cc6_settings.cpu_pstate_separation_time = 0;

	hw_data->cc6_settings.cpu_cc6_disable = false;

	hw_data->cc6_settings.cpu_pstate_disable = false;



	return 0;

}



static struct phm_master_table_item cz_power_down_asic_list[] = {

	{NULL, cz_tf_power_up_display_clock_sys_pll},

	{NULL, cz_tf_clear_nb_dpm_flag},

	{NULL, cz_tf_reset_cc6_data},

	{NULL, NULL}

};



static struct phm_master_table_header cz_power_down_asic_master = {

	0,

	PHM_MasterTableFlag_None,

	cz_power_down_asic_list

};



static int cz_tf_program_voting_clients(struct pp_hwmgr *hwmgr, void *input,

				void *output, void *storage, int result)

{
@@ -1126,6 +1174,13 @@ static int cz_hwmgr_backend_init(struct pp_hwmgr *hwmgr) 
		return result;

	}



	result = phm_construct_table(hwmgr, &cz_power_down_asic_master,

				&(hwmgr->power_down_asic));

	if (result != 0) {

		printk(KERN_ERR "[ powerplay ] Fail to construct power down ASIC\n");

		return result;

	}



	result = phm_construct_table(hwmgr, &cz_disable_dpm_master,

				&(hwmgr->disable_dynamic_state_management));

	if (result != 0) {