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Commit e92a0370 authored by Rex Zhu's avatar Rex Zhu Committed by Alex Deucher
Browse files

drm/amd/powerplay: add event manager sub-component 



The event manager handles power related driver events.

Signed-off-by: default avatarRex Zhu <Rex.Zhu@amd.com>
Reviewed-by: default avatarJammy Zhou <Jammy.Zhou@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 28a18bab

drivers/gpu/drm/amd/powerplay/Makefile

+1 −1
Original line number Original line Diff line number Diff line
@@ -6,7 +6,7 @@ subdir-ccflags-y += -Iinclude/drm \ 




AMD_PP_PATH = ../powerplay

AMD_PP_PATH = ../powerplay





PP_LIBS = smumgr hwmgr

PP_LIBS = smumgr hwmgr eventmgr





AMD_POWERPLAY = $(addsuffix /Makefile,$(addprefix drivers/gpu/drm/amd/powerplay/,$(PP_LIBS)))

AMD_POWERPLAY = $(addsuffix /Makefile,$(addprefix drivers/gpu/drm/amd/powerplay/,$(PP_LIBS)))

drivers/gpu/drm/amd/powerplay/amd_powerplay.c

+23 −0
Original line number Original line Diff line number Diff line
@@ -52,6 +52,7 @@ static int pp_sw_init(void *handle) 
		return -EINVAL;

		return -EINVAL;





	ret = hwmgr->pptable_func->pptable_init(hwmgr);

	ret = hwmgr->pptable_func->pptable_init(hwmgr);



	if (ret == 0)

	if (ret == 0)

		ret = hwmgr->hwmgr_func->backend_init(hwmgr);

		ret = hwmgr->hwmgr_func->backend_init(hwmgr);
@@ -81,6 +82,7 @@ static int pp_hw_init(void *handle) 
{

{

	struct pp_instance *pp_handle;

	struct pp_instance *pp_handle;

	struct pp_smumgr *smumgr;

	struct pp_smumgr *smumgr;

	struct pp_eventmgr *eventmgr;

	int ret = 0;

	int ret = 0;





	if (handle == NULL)

	if (handle == NULL)
@@ -106,8 +108,14 @@ static int pp_hw_init(void *handle) 
		smumgr->smumgr_funcs->smu_fini(smumgr);

		smumgr->smumgr_funcs->smu_fini(smumgr);

		return ret;

		return ret;

	}

	}



	hw_init_power_state_table(pp_handle->hwmgr);

	hw_init_power_state_table(pp_handle->hwmgr);

	eventmgr = pp_handle->eventmgr;





	if (eventmgr == NULL || eventmgr->pp_eventmgr_init == NULL)

		return -EINVAL;



	ret = eventmgr->pp_eventmgr_init(eventmgr);

	return 0;

	return 0;

}

}
@@ -115,11 +123,17 @@ static int pp_hw_fini(void *handle) 
{

{

	struct pp_instance *pp_handle;

	struct pp_instance *pp_handle;

	struct pp_smumgr *smumgr;

	struct pp_smumgr *smumgr;

	struct pp_eventmgr *eventmgr;





	if (handle == NULL)

	if (handle == NULL)

		return -EINVAL;

		return -EINVAL;





	pp_handle = (struct pp_instance *)handle;

	pp_handle = (struct pp_instance *)handle;

	eventmgr = pp_handle->eventmgr;



	if (eventmgr != NULL || eventmgr->pp_eventmgr_fini != NULL)

		eventmgr->pp_eventmgr_fini(eventmgr);



	smumgr = pp_handle->smu_mgr;

	smumgr = pp_handle->smu_mgr;





	if (smumgr != NULL || smumgr->smumgr_funcs != NULL ||

	if (smumgr != NULL || smumgr->smumgr_funcs != NULL ||
@@ -273,9 +287,15 @@ static int amd_pp_instance_init(struct amd_pp_init *pp_init, 
	if (ret)

	if (ret)

		goto fail_hwmgr;

		goto fail_hwmgr;





	ret = eventmgr_init(handle);

	if (ret)

		goto fail_eventmgr;



	amd_pp->pp_handle = handle;

	amd_pp->pp_handle = handle;

	return 0;

	return 0;





fail_eventmgr:

	hwmgr_fini(handle->hwmgr);

fail_hwmgr:

fail_hwmgr:

	smum_fini(handle->smu_mgr);

	smum_fini(handle->smu_mgr);

fail_smum:

fail_smum:
@@ -286,9 +306,12 @@ static int amd_pp_instance_init(struct amd_pp_init *pp_init, 
static int amd_pp_instance_fini(void *handle)

static int amd_pp_instance_fini(void *handle)

{

{

	struct pp_instance *instance = (struct pp_instance *)handle;

	struct pp_instance *instance = (struct pp_instance *)handle;



	if (instance == NULL)

	if (instance == NULL)

		return -EINVAL;

		return -EINVAL;





	eventmgr_fini(instance->eventmgr);



	hwmgr_fini(instance->hwmgr);

	hwmgr_fini(instance->hwmgr);





	smum_fini(instance->smu_mgr);

	smum_fini(instance->smu_mgr);

drivers/gpu/drm/amd/powerplay/eventmgr/Makefile

0 → 100644
+11 −0
Original line number Original line Diff line number Diff line 
#

# Makefile for the 'event manager' sub-component of powerplay.

# It provides the event management services for the driver.



EVENT_MGR = eventmgr.o eventinit.o eventmanagement.o  \

		eventactionchains.o eventsubchains.o eventtasks.o psm.o



AMD_PP_EVENT = $(addprefix $(AMD_PP_PATH)/eventmgr/,$(EVENT_MGR))



AMD_POWERPLAY_FILES += $(AMD_PP_EVENT)

drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.c

0 → 100644
+287 −0
Original line number Original line Diff line number Diff line 
/*

 * Copyright 2015 Advanced Micro Devices, Inc.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 *

 */

#include "eventmgr.h"

#include "eventactionchains.h"

#include "eventsubchains.h"



static const pem_event_action *initialize_event[] = {

	block_adjust_power_state_tasks,

	power_budget_tasks,

	system_config_tasks,

	setup_asic_tasks,

	enable_dynamic_state_management_tasks,

	enable_clock_power_gatings_tasks,

	get_2d_performance_state_tasks,

	set_performance_state_tasks,

	conditionally_force_3d_performance_state_tasks,

	process_vbios_eventinfo_tasks,

	broadcast_power_policy_tasks,

	NULL

};



const struct action_chain initialize_action_chain = {

	"Initialize",

	initialize_event

};



static const pem_event_action *uninitialize_event[] = {

	ungate_all_display_phys_tasks,

	uninitialize_display_phy_access_tasks,

	disable_gfx_voltage_island_power_gating_tasks,

	disable_gfx_clock_gating_tasks,

	set_boot_state_tasks,

	adjust_power_state_tasks,

	disable_dynamic_state_management_tasks,

	disable_clock_power_gatings_tasks,

	cleanup_asic_tasks,

	prepare_for_pnp_stop_tasks,

	NULL

};



const struct action_chain uninitialize_action_chain = {

	"Uninitialize",

	uninitialize_event

};



static const pem_event_action *power_source_change_event_pp_enabled[] = {

	set_power_source_tasks,

	set_power_saving_state_tasks,

	adjust_power_state_tasks,

	enable_disable_fps_tasks,

	set_nbmcu_state_tasks,

	broadcast_power_policy_tasks,

	NULL

};



const struct action_chain power_source_change_action_chain_pp_enabled = {

	"Power source change - PowerPlay enabled",

	power_source_change_event_pp_enabled

};



static const pem_event_action *power_source_change_event_pp_disabled[] = {

	set_power_source_tasks,

	set_nbmcu_state_tasks,

	NULL

};



const struct action_chain power_source_changes_action_chain_pp_disabled = {

	"Power source change - PowerPlay disabled",

	power_source_change_event_pp_disabled

};



static const pem_event_action *power_source_change_event_hardware_dc[] = {

	set_power_source_tasks,

	set_power_saving_state_tasks,

	adjust_power_state_tasks,

	enable_disable_fps_tasks,

	reset_hardware_dc_notification_tasks,

	set_nbmcu_state_tasks,

	broadcast_power_policy_tasks,

	NULL

};



const struct action_chain power_source_change_action_chain_hardware_dc = {

	"Power source change - with Hardware DC switching",

	power_source_change_event_hardware_dc

};



static const pem_event_action *suspend_event[] = {

	reset_display_phy_access_tasks,

	unregister_interrupt_tasks,

	disable_gfx_voltage_island_power_gating_tasks,

	disable_gfx_clock_gating_tasks,

	notify_smu_suspend_tasks,

	disable_smc_firmware_ctf_tasks,

	set_boot_state_tasks,

	adjust_power_state_tasks,

	disable_fps_tasks,

	vari_bright_suspend_tasks,

	reset_fan_speed_to_default_tasks,

	power_down_asic_tasks,

	disable_stutter_mode_tasks,

	set_connected_standby_tasks,

	block_hw_access_tasks,

	NULL

};



const struct action_chain suspend_action_chain = {

	"Suspend",

	suspend_event

};



static const pem_event_action *resume_event[] = {

	unblock_hw_access_tasks,

	resume_connected_standby_tasks,

	notify_smu_resume_tasks,

	reset_display_configCounter_tasks,

	update_dal_configuration_tasks,

	vari_bright_resume_tasks,

	block_adjust_power_state_tasks,

	setup_asic_tasks,

	enable_stutter_mode_tasks, /*must do this in boot state and before SMC is started */

	enable_dynamic_state_management_tasks,

	enable_clock_power_gatings_tasks,

	enable_disable_bapm_tasks,

	reset_boot_state_tasks,

	adjust_power_state_tasks,

	enable_disable_fps_tasks,

	notify_hw_power_source_tasks,

	process_vbios_event_info_tasks,

	enable_gfx_clock_gating_tasks,

	enable_gfx_voltage_island_power_gating_tasks,

	reset_clock_gating_tasks,

	notify_smu_vpu_recovery_end_tasks,

	disable_vpu_cap_tasks,

	execute_escape_sequence_tasks,

	NULL

};





const struct action_chain resume_action_chain = {

	"resume",

	resume_event

};



static const pem_event_action *complete_init_event[] = {

	adjust_power_state_tasks,

	enable_gfx_clock_gating_tasks,

	enable_gfx_voltage_island_power_gating_tasks,

	notify_power_state_change_tasks,

	NULL

};



const struct action_chain complete_init_action_chain = {

	"complete init",

	complete_init_event

};



static const pem_event_action *enable_gfx_clock_gating_event[] = {

	enable_gfx_clock_gating_tasks,

	NULL

};



const struct action_chain enable_gfx_clock_gating_action_chain = {

	"enable gfx clock gate",

	enable_gfx_clock_gating_event

};



static const pem_event_action *disable_gfx_clock_gating_event[] = {

	disable_gfx_clock_gating_tasks,

	NULL

};



const struct action_chain disable_gfx_clock_gating_action_chain = {

	"disable gfx clock gate",

	disable_gfx_clock_gating_event

};



static const pem_event_action *enable_cgpg_event[] = {

	enable_cgpg_tasks,

	NULL

};



const struct action_chain enable_cgpg_action_chain = {

	"eable cg pg",

	enable_cgpg_event

};



static const pem_event_action *disable_cgpg_event[] = {

	disable_cgpg_tasks,

	NULL

};



const struct action_chain disable_cgpg_action_chain = {

	"disable cg pg",

	disable_cgpg_event

};





/* Enable user _2d performance and activate */



static const pem_event_action *enable_user_state_event[] = {

	create_new_user_performance_state_tasks,

	adjust_power_state_tasks,

	NULL

};



const struct action_chain enable_user_state_action_chain = {

	"Enable user state",

	enable_user_state_event

};



static const pem_event_action *enable_user_2d_performance_event[] = {

	enable_user_2d_performance_tasks,

	add_user_2d_performance_state_tasks,

	set_performance_state_tasks,

	adjust_power_state_tasks,

	delete_user_2d_performance_state_tasks,

	NULL

};



const struct action_chain enable_user_2d_performance_action_chain = {

	"enable_user_2d_performance_event_activate",

	enable_user_2d_performance_event

};





static const pem_event_action *disable_user_2d_performance_event[] = {

	disable_user_2d_performance_tasks,

	delete_user_2d_performance_state_tasks,

	NULL

};



const struct action_chain disable_user_2d_performance_action_chain = {

	"disable_user_2d_performance_event",

	disable_user_2d_performance_event

};





static const pem_event_action *display_config_change_event[] = {

	/* countDisplayConfigurationChangeEventTasks, */

	unblock_adjust_power_state_tasks,

	/* setCPUPowerState,*/

	notify_hw_power_source_tasks,

	/* updateDALConfigurationTasks,

	variBrightDisplayConfigurationChangeTasks, */

	adjust_power_state_tasks,

	/*enableDisableFPSTasks,

	setNBMCUStateTasks,

	notifyPCIEDeviceReadyTasks,*/

	NULL

};



const struct action_chain display_config_change_action_chain = {

	"Display configuration change",

	display_config_change_event

};



static const pem_event_action *readjust_power_state_event[] = {

	adjust_power_state_tasks,

	NULL

};



const struct action_chain readjust_power_state_action_chain = {

	"re-adjust power state",

	readjust_power_state_event

};

drivers/gpu/drm/amd/powerplay/eventmgr/eventactionchains.h

0 → 100644
+62 −0
Original line number Original line Diff line number Diff line 
/*

 * Copyright 2015 Advanced Micro Devices, Inc.

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice shall be included in

 * all copies or substantial portions of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR

 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,

 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

 * OTHER DEALINGS IN THE SOFTWARE.

 *

 */

#ifndef _EVENT_ACTION_CHAINS_H_

#define _EVENT_ACTION_CHAINS_H_

#include "eventmgr.h"



extern const struct action_chain initialize_action_chain;



extern const struct action_chain uninitialize_action_chain;



extern const struct action_chain power_source_change_action_chain_pp_enabled;



extern const struct action_chain power_source_changes_action_chain_pp_disabled;



extern const struct action_chain power_source_change_action_chain_hardware_dc;



extern const struct action_chain suspend_action_chain;



extern const struct action_chain resume_action_chain;



extern const struct action_chain complete_init_action_chain;



extern const struct action_chain enable_gfx_clock_gating_action_chain;



extern const struct action_chain disable_gfx_clock_gating_action_chain;



extern const struct action_chain enable_cgpg_action_chain;



extern const struct action_chain disable_cgpg_action_chain;



extern const struct action_chain enable_user_2d_performance_action_chain;



extern const struct action_chain disable_user_2d_performance_action_chain;



extern const struct action_chain enable_user_state_action_chain;



extern const struct action_chain readjust_power_state_action_chain;



extern const struct action_chain display_config_change_action_chain;



#endif /*_EVENT_ACTION_CHAINS_H_*/