diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/hwmgr/hardwaremanager.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/hwmgr/hardwaremanager.c | 520 |
1 files changed, 520 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hardwaremanager.c new file mode 100644 index 000000000..90452b66e --- /dev/null +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/hardwaremanager.c @@ -0,0 +1,520 @@ +/* + * 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 + && adev->asic_type != CHIP_RAVEN) { + 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; +} + +/** + * phm_start_thermal_controller - Initializes the thermal controller subsystem. + * + * @hwmgr: 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, + 0}; + 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; + adev->pm.dpm.thermal.sw_ctf_threshold = range.sw_ctf_threshold; + + return ret; +} + + +bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) +{ + if (hwmgr == NULL || + hwmgr->hwmgr_func == NULL) + return false; + + 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); + + +} + + +/** + * phm_get_clock_info + * + * @hwmgr: the address of the powerplay hardware manager. + * @state: the address of the Power State structure. + * @pclock_info: the address of PP_ClockInfo structure where the result will be returned. + * @designation: PHM performance level designation + * 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); +} |