drm/amd/pm: optimize the power related source code layout

The target is to provide a clear entry point(for power routines).
Also this can help to maintain a clear view about the frameworks
used on different ASICs. Hopefully all these can make power part
more friendly to play with.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 0 insertions, 544 deletions

diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
deleted file mode 100644
index 9454ab50f9a1..000000000000
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c
+++ /dev/null
@@ -1,544 +0,0 @@
-/*
- * 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 "pp_debug.h"
-#include <linux/errno.h>
-#include "hwmgr.h"
-#include "hardwaremanager.h"
-#include "power_state.h"
-
-
-#define TEMP_RANGE_MIN (0)
-#define TEMP_RANGE_MAX (80 * 1000)
-
-#define PHM_FUNC_CHECK(hw) \
-	do {							\
-		if ((hw) == NULL || (hw)->hwmgr_func == NULL)	\
-			return -EINVAL;				\
-	} while (0)
-
-int phm_setup_asic(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->asic_setup)
-		return hwmgr->hwmgr_func->asic_setup(hwmgr);
-
-	return 0;
-}
-
-int phm_power_down_asic(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->power_off_asic)
-		return hwmgr->hwmgr_func->power_off_asic(hwmgr);
-
-	return 0;
-}
-
-int phm_set_power_state(struct pp_hwmgr *hwmgr,
-		    const struct pp_hw_power_state *pcurrent_state,
-		    const struct pp_hw_power_state *pnew_power_state)
-{
-	struct phm_set_power_state_input states;
-
-	PHM_FUNC_CHECK(hwmgr);
-
-	states.pcurrent_state = pcurrent_state;
-	states.pnew_state = pnew_power_state;
-
-	if (NULL != hwmgr->hwmgr_func->power_state_set)
-		return hwmgr->hwmgr_func->power_state_set(hwmgr, &states);
-
-	return 0;
-}
-
-int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr)
-{
-	struct amdgpu_device *adev = NULL;
-	int ret = -EINVAL;
-	PHM_FUNC_CHECK(hwmgr);
-	adev = hwmgr->adev;
-
-	/* Skip for suspend/resume case */
-	if (!hwmgr->pp_one_vf && smum_is_dpm_running(hwmgr)
-	    && !amdgpu_passthrough(adev) && adev->in_suspend) {
-		pr_info("dpm has been enabled\n");
-		return 0;
-	}
-
-	if (NULL != hwmgr->hwmgr_func->dynamic_state_management_enable)
-		ret = hwmgr->hwmgr_func->dynamic_state_management_enable(hwmgr);
-
-	return ret;
-}
-
-int phm_disable_dynamic_state_management(struct pp_hwmgr *hwmgr)
-{
-	int ret = -EINVAL;
-
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->not_vf)
-		return 0;
-
-	if (!smum_is_dpm_running(hwmgr)) {
-		pr_info("dpm has been disabled\n");
-		return 0;
-	}
-
-	if (hwmgr->hwmgr_func->dynamic_state_management_disable)
-		ret = hwmgr->hwmgr_func->dynamic_state_management_disable(hwmgr);
-
-	return ret;
-}
-
-int phm_force_dpm_levels(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level)
-{
-	int ret = 0;
-
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->force_dpm_level != NULL)
-		ret = hwmgr->hwmgr_func->force_dpm_level(hwmgr, level);
-
-	return ret;
-}
-
-int phm_apply_state_adjust_rules(struct pp_hwmgr *hwmgr,
-				   struct pp_power_state *adjusted_ps,
-			     const struct pp_power_state *current_ps)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->apply_state_adjust_rules != NULL)
-		return hwmgr->hwmgr_func->apply_state_adjust_rules(
-									hwmgr,
-								 adjusted_ps,
-								 current_ps);
-	return 0;
-}
-
-int phm_apply_clock_adjust_rules(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->apply_clocks_adjust_rules != NULL)
-		return hwmgr->hwmgr_func->apply_clocks_adjust_rules(hwmgr);
-	return 0;
-}
-
-int phm_powerdown_uvd(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->powerdown_uvd != NULL)
-		return hwmgr->hwmgr_func->powerdown_uvd(hwmgr);
-	return 0;
-}
-
-
-int phm_disable_clock_power_gatings(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->disable_clock_power_gating)
-		return hwmgr->hwmgr_func->disable_clock_power_gating(hwmgr);
-
-	return 0;
-}
-
-int phm_pre_display_configuration_changed(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->pre_display_config_changed)
-		hwmgr->hwmgr_func->pre_display_config_changed(hwmgr);
-
-	return 0;
-
-}
-
-int phm_display_configuration_changed(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->display_config_changed)
-		hwmgr->hwmgr_func->display_config_changed(hwmgr);
-
-	return 0;
-}
-
-int phm_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (NULL != hwmgr->hwmgr_func->notify_smc_display_config_after_ps_adjustment)
-			hwmgr->hwmgr_func->notify_smc_display_config_after_ps_adjustment(hwmgr);
-
-	return 0;
-}
-
-int phm_stop_thermal_controller(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->not_vf)
-		return 0;
-
-	if (hwmgr->hwmgr_func->stop_thermal_controller == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->stop_thermal_controller(hwmgr);
-}
-
-int phm_register_irq_handlers(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->register_irq_handlers != NULL)
-		return hwmgr->hwmgr_func->register_irq_handlers(hwmgr);
-
-	return 0;
-}
-
-/**
-* Initializes the thermal controller subsystem.
-*
-* @param    pHwMgr  the address of the powerplay hardware manager.
-* @exception PP_Result_Failed if any of the paramters is NULL, otherwise the return value from the dispatcher.
-*/
-int phm_start_thermal_controller(struct pp_hwmgr *hwmgr)
-{
-	int ret = 0;
-	struct PP_TemperatureRange range = {
-		TEMP_RANGE_MIN,
-		TEMP_RANGE_MAX,
-		TEMP_RANGE_MAX,
-		TEMP_RANGE_MIN,
-		TEMP_RANGE_MAX,
-		TEMP_RANGE_MAX,
-		TEMP_RANGE_MIN,
-		TEMP_RANGE_MAX,
-		TEMP_RANGE_MAX};
-	struct amdgpu_device *adev = hwmgr->adev;
-
-	if (!hwmgr->not_vf)
-		return 0;
-
-	if (hwmgr->hwmgr_func->get_thermal_temperature_range)
-		hwmgr->hwmgr_func->get_thermal_temperature_range(
-				hwmgr, &range);
-
-	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
-			PHM_PlatformCaps_ThermalController)
-			&& hwmgr->hwmgr_func->start_thermal_controller != NULL)
-		ret = hwmgr->hwmgr_func->start_thermal_controller(hwmgr, &range);
-
-	adev->pm.dpm.thermal.min_temp = range.min;
-	adev->pm.dpm.thermal.max_temp = range.max;
-	adev->pm.dpm.thermal.max_edge_emergency_temp = range.edge_emergency_max;
-	adev->pm.dpm.thermal.min_hotspot_temp = range.hotspot_min;
-	adev->pm.dpm.thermal.max_hotspot_crit_temp = range.hotspot_crit_max;
-	adev->pm.dpm.thermal.max_hotspot_emergency_temp = range.hotspot_emergency_max;
-	adev->pm.dpm.thermal.min_mem_temp = range.mem_min;
-	adev->pm.dpm.thermal.max_mem_crit_temp = range.mem_crit_max;
-	adev->pm.dpm.thermal.max_mem_emergency_temp = range.mem_emergency_max;
-
-	return ret;
-}
-
-
-bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-	if (hwmgr->pp_one_vf)
-		return false;
-
-	if (hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration == NULL)
-		return false;
-
-	return hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration(hwmgr);
-}
-
-
-int phm_check_states_equal(struct pp_hwmgr *hwmgr,
-				 const struct pp_hw_power_state *pstate1,
-				 const struct pp_hw_power_state *pstate2,
-				 bool *equal)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->check_states_equal == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->check_states_equal(hwmgr, pstate1, pstate2, equal);
-}
-
-int phm_store_dal_configuration_data(struct pp_hwmgr *hwmgr,
-		    const struct amd_pp_display_configuration *display_config)
-{
-	int index = 0;
-	int number_of_active_display = 0;
-
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (display_config == NULL)
-		return -EINVAL;
-
-	if (NULL != hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk)
-		hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, display_config->min_dcef_deep_sleep_set_clk);
-
-	for (index = 0; index < display_config->num_path_including_non_display; index++) {
-		if (display_config->displays[index].controller_id != 0)
-			number_of_active_display++;
-	}
-
-	if (NULL != hwmgr->hwmgr_func->set_active_display_count)
-		hwmgr->hwmgr_func->set_active_display_count(hwmgr, number_of_active_display);
-
-	if (hwmgr->hwmgr_func->store_cc6_data == NULL)
-		return -EINVAL;
-
-	/* TODO: pass other display configuration in the future */
-
-	if (hwmgr->hwmgr_func->store_cc6_data)
-		hwmgr->hwmgr_func->store_cc6_data(hwmgr,
-				display_config->cpu_pstate_separation_time,
-				display_config->cpu_cc6_disable,
-				display_config->cpu_pstate_disable,
-				display_config->nb_pstate_switch_disable);
-
-	return 0;
-}
-
-int phm_get_dal_power_level(struct pp_hwmgr *hwmgr,
-		struct amd_pp_simple_clock_info *info)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (info == NULL || hwmgr->hwmgr_func->get_dal_power_level == NULL)
-		return -EINVAL;
-	return hwmgr->hwmgr_func->get_dal_power_level(hwmgr, info);
-}
-
-int phm_set_cpu_power_state(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->set_cpu_power_state != NULL)
-		return hwmgr->hwmgr_func->set_cpu_power_state(hwmgr);
-
-	return 0;
-}
-
-
-int phm_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state,
-				PHM_PerformanceLevelDesignation designation, uint32_t index,
-				PHM_PerformanceLevel *level)
-{
-	PHM_FUNC_CHECK(hwmgr);
-	if (hwmgr->hwmgr_func->get_performance_level == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_performance_level(hwmgr, state, designation, index, level);
-
-
-}
-
-
-/**
-* Gets Clock Info.
-*
-* @param    pHwMgr  the address of the powerplay hardware manager.
-* @param    pPowerState the address of the Power State structure.
-* @param    pClockInfo the address of PP_ClockInfo structure where the result will be returned.
-* @exception PP_Result_Failed if any of the paramters is NULL, otherwise the return value from the back-end.
-*/
-int phm_get_clock_info(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *pclock_info,
-			PHM_PerformanceLevelDesignation designation)
-{
-	int result;
-	PHM_PerformanceLevel performance_level = {0};
-
-	PHM_FUNC_CHECK(hwmgr);
-
-	PP_ASSERT_WITH_CODE((NULL != state), "Invalid Input!", return -EINVAL);
-	PP_ASSERT_WITH_CODE((NULL != pclock_info), "Invalid Input!", return -EINVAL);
-
-	result = phm_get_performance_level(hwmgr, state, PHM_PerformanceLevelDesignation_Activity, 0, &performance_level);
-
-	PP_ASSERT_WITH_CODE((0 == result), "Failed to retrieve minimum clocks.", return result);
-
-
-	pclock_info->min_mem_clk = performance_level.memory_clock;
-	pclock_info->min_eng_clk = performance_level.coreClock;
-	pclock_info->min_bus_bandwidth = performance_level.nonLocalMemoryFreq * performance_level.nonLocalMemoryWidth;
-
-
-	result = phm_get_performance_level(hwmgr, state, designation,
-					(hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1), &performance_level);
-
-	PP_ASSERT_WITH_CODE((0 == result), "Failed to retrieve maximum clocks.", return result);
-
-	pclock_info->max_mem_clk = performance_level.memory_clock;
-	pclock_info->max_eng_clk = performance_level.coreClock;
-	pclock_info->max_bus_bandwidth = performance_level.nonLocalMemoryFreq * performance_level.nonLocalMemoryWidth;
-
-	return 0;
-}
-
-int phm_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *clock_info)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->get_current_shallow_sleep_clocks == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_current_shallow_sleep_clocks(hwmgr, state, clock_info);
-
-}
-
-int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->get_clock_by_type == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_clock_by_type(hwmgr, type, clocks);
-
-}
-
-int phm_get_clock_by_type_with_latency(struct pp_hwmgr *hwmgr,
-		enum amd_pp_clock_type type,
-		struct pp_clock_levels_with_latency *clocks)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->get_clock_by_type_with_latency == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_clock_by_type_with_latency(hwmgr, type, clocks);
-
-}
-
-int phm_get_clock_by_type_with_voltage(struct pp_hwmgr *hwmgr,
-		enum amd_pp_clock_type type,
-		struct pp_clock_levels_with_voltage *clocks)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->get_clock_by_type_with_voltage == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_clock_by_type_with_voltage(hwmgr, type, clocks);
-
-}
-
-int phm_set_watermarks_for_clocks_ranges(struct pp_hwmgr *hwmgr,
-					void *clock_ranges)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->set_watermarks_for_clocks_ranges)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->set_watermarks_for_clocks_ranges(hwmgr,
-								clock_ranges);
-}
-
-int phm_display_clock_voltage_request(struct pp_hwmgr *hwmgr,
-		struct pp_display_clock_request *clock)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->display_clock_voltage_request)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->display_clock_voltage_request(hwmgr, clock);
-}
-
-int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (hwmgr->hwmgr_func->get_max_high_clocks == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->get_max_high_clocks(hwmgr, clocks);
-}
-
-int phm_disable_smc_firmware_ctf(struct pp_hwmgr *hwmgr)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->not_vf)
-		return 0;
-
-	if (hwmgr->hwmgr_func->disable_smc_firmware_ctf == NULL)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->disable_smc_firmware_ctf(hwmgr);
-}
-
-int phm_set_active_display_count(struct pp_hwmgr *hwmgr, uint32_t count)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->set_active_display_count)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->set_active_display_count(hwmgr, count);
-}
-
-int phm_set_min_deep_sleep_dcefclk(struct pp_hwmgr *hwmgr, uint32_t clock)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, clock);
-}
-
-int phm_set_hard_min_dcefclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq(hwmgr, clock);
-}
-
-int phm_set_hard_min_fclk_by_freq(struct pp_hwmgr *hwmgr, uint32_t clock)
-{
-	PHM_FUNC_CHECK(hwmgr);
-
-	if (!hwmgr->hwmgr_func->set_hard_min_fclk_by_freq)
-		return -EINVAL;
-
-	return hwmgr->hwmgr_func->set_hard_min_fclk_by_freq(hwmgr, clock);
-}
-