diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c new file mode 100644 index 000000000000..0f2d5e4bc241 --- /dev/null +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c @@ -0,0 +1,334 @@ +/* + * 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 <linux/errno.h> +#include "hwmgr.h" +#include "hardwaremanager.h" +#include "power_state.h" +#include "pp_acpi.h" +#include "amd_acpi.h" +#include "amd_powerplay.h" + +#define PHM_FUNC_CHECK(hw) \ + do { \ + if ((hw) == NULL || (hw)->hwmgr_func == NULL) \ + return -EINVAL; \ + } while (0) + +void phm_init_dynamic_caps(struct pp_hwmgr *hwmgr) +{ + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableVoltageTransition); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableEngineTransition); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableMemoryTransition); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableMGClockGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableMGCGTSSM); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableLSClockGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_Force3DClockSupport); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableLightSleep); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableMCLS); + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisablePowerGating); + + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableDPM); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DisableSMUUVDHandshake); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_ThermalAutoThrottling); + + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PCIEPerformanceRequest); + + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_NoOD5Support); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_UserMaxClockForMultiDisplays); + + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_VpuRecoveryInProgress); + + if (acpi_atcs_functions_supported(hwmgr->device, ATCS_FUNCTION_PCIE_PERFORMANCE_REQUEST) && + acpi_atcs_functions_supported(hwmgr->device, ATCS_FUNCTION_PCIE_DEVICE_READY_NOTIFICATION)) + phm_cap_set(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PCIEPerformanceRequest); +} + +bool phm_is_hw_access_blocked(struct pp_hwmgr *hwmgr) +{ + return hwmgr->block_hw_access; +} + +int phm_block_hw_access(struct pp_hwmgr *hwmgr, bool block) +{ + hwmgr->block_hw_access = block; + return 0; +} + +int phm_setup_asic(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->asic_setup) + return hwmgr->hwmgr_func->asic_setup(hwmgr); + } else { + return phm_dispatch_table(hwmgr, &(hwmgr->setup_asic), + NULL, NULL); + } + + return 0; +} + +int phm_power_down_asic(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->power_off_asic) + return hwmgr->hwmgr_func->power_off_asic(hwmgr); + } else { + return phm_dispatch_table(hwmgr, &(hwmgr->power_down_asic), + NULL, NULL); + } + + 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 (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->power_state_set) + return hwmgr->hwmgr_func->power_state_set(hwmgr, &states); + } else { + return phm_dispatch_table(hwmgr, &(hwmgr->set_power_state), &states, NULL); + } + + return 0; +} + +int phm_enable_dynamic_state_management(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->dynamic_state_management_enable) + return hwmgr->hwmgr_func->dynamic_state_management_enable(hwmgr); + } else { + return phm_dispatch_table(hwmgr, + &(hwmgr->enable_dynamic_state_management), + NULL, NULL); + } + return 0; +} + +int phm_force_dpm_levels(struct pp_hwmgr *hwmgr, enum amd_dpm_forced_level level) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->force_dpm_level != NULL) + return hwmgr->hwmgr_func->force_dpm_level(hwmgr, level); + + return 0; +} + +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_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_powergate_uvd(struct pp_hwmgr *hwmgr, bool gate) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->powergate_uvd != NULL) + return hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate); + return 0; +} + +int phm_powergate_vce(struct pp_hwmgr *hwmgr, bool gate) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->powergate_vce != NULL) + return hwmgr->hwmgr_func->powergate_vce(hwmgr, gate); + return 0; +} + +int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->enable_clock_power_gating) + return hwmgr->hwmgr_func->enable_clock_power_gating(hwmgr); + } else { + return phm_dispatch_table(hwmgr, &(hwmgr->enable_clock_power_gatings), NULL, NULL); + } + return 0; +} + +int phm_display_configuration_changed(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) { + if (NULL != hwmgr->hwmgr_func->display_config_changed) + hwmgr->hwmgr_func->display_config_changed(hwmgr); + } else + return phm_dispatch_table(hwmgr, &hwmgr->display_configuration_changed, NULL, NULL); + return 0; +} + +int phm_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_TablelessHardwareInterface)) + 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->hwmgr_func->stop_thermal_controller == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->stop_thermal_controller(hwmgr); +} + +int phm_register_thermal_interrupt(struct pp_hwmgr *hwmgr, const void *info) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->register_internal_thermal_interrupt == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->register_internal_thermal_interrupt(hwmgr, info); +} + +/** +* Initializes the thermal controller subsystem. +* +* @param pHwMgr the address of the powerplay hardware manager. +* @param pTemperatureRange the address of the structure holding the temperature range. +* @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, struct PP_TemperatureRange *temperature_range) +{ + return phm_dispatch_table(hwmgr, &(hwmgr->start_thermal_controller), temperature_range, NULL); +} + + +bool phm_check_smc_update_required_for_display_configuration(struct pp_hwmgr *hwmgr) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->check_smc_update_required_for_display_configuration == NULL) + return -EINVAL; + + 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) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->store_cc6_data == NULL) + return -EINVAL; + + hwmgr->display_config = *display_config; + /* to do pass other display configuration in furture */ + + 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_dal_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; +} |