diff options
author | Eric Huang <JinHuiEric.Huang@amd.com> | 2015-11-27 14:09:53 -0500 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2015-12-21 16:42:47 -0500 |
commit | 601038142fdab3750f26c0f7bda8c7f4805cbe1d (patch) | |
tree | 47f239e577c8a7ad0e8c866ef164dca426dc2389 /drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | |
parent | ea617bc9f9f2ad3469397a74129e62a490e56900 (diff) |
drm/amd/powerplay: Add thermal protection support for Fiji.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 143 |
1 files changed, 143 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c index 00d2e170dae1..8de045f9e425 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c @@ -50,8 +50,11 @@ #include "pp_debug.h" #include "pp_acpi.h" #include "amd_pcie_helpers.h" +#include "cgs_linux.h" +#include "ppinterrupt.h" #include "fiji_clockpowergating.h" +#include "fiji_thermal.h" #define VOLTAGE_SCALE 4 #define SMC_RAM_END 0x40000 @@ -694,6 +697,31 @@ static int fiji_hwmgr_backend_init(struct pp_hwmgr *hwmgr) hwmgr->platform_descriptor.hardwarePerformanceLevels = 2; hwmgr->platform_descriptor.minimumClocksReductionPercentage = 50; + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_FanSpeedInTableIsRPM); + + if (table_info->cac_dtp_table->usDefaultTargetOperatingTemp && + hwmgr->thermal_controller. + advanceFanControlParameters.ucFanControlMode) { + hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanPWM = + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanPWM; + hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = + hwmgr->thermal_controller.advanceFanControlParameters.usDefaultMaxFanRPM; + hwmgr->dyn_state.cac_dtp_table->usOperatingTempMinLimit = + table_info->cac_dtp_table->usOperatingTempMinLimit; + hwmgr->dyn_state.cac_dtp_table->usOperatingTempMaxLimit = + table_info->cac_dtp_table->usOperatingTempMaxLimit; + hwmgr->dyn_state.cac_dtp_table->usDefaultTargetOperatingTemp = + table_info->cac_dtp_table->usDefaultTargetOperatingTemp; + hwmgr->dyn_state.cac_dtp_table->usOperatingTempStep = + table_info->cac_dtp_table->usOperatingTempStep; + hwmgr->dyn_state.cac_dtp_table->usTargetOperatingTemp = + table_info->cac_dtp_table->usTargetOperatingTemp; + + phm_cap_set(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_ODFuzzyFanControlSupport); + } + sys_info.size = sizeof(struct cgs_system_info); sys_info.info_id = CGS_SYSTEM_INFO_PCIE_GEN_INFO; result = cgs_query_system_info(hwmgr->device, &sys_info); @@ -4915,6 +4943,108 @@ int fiji_display_configuration_changed_task(struct pp_hwmgr *hwmgr) return fiji_program_display_gap(hwmgr); } +static int fiji_set_max_fan_pwm_output(struct pp_hwmgr *hwmgr, + uint16_t us_max_fan_pwm) +{ + hwmgr->thermal_controller. + advanceFanControlParameters.usMaxFanPWM = us_max_fan_pwm; + + if (phm_is_hw_access_blocked(hwmgr)) + return 0; + + return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, + PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm); +} + +static int fiji_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, + uint16_t us_max_fan_rpm) +{ + hwmgr->thermal_controller. + advanceFanControlParameters.usMaxFanRPM = us_max_fan_rpm; + + if (phm_is_hw_access_blocked(hwmgr)) + return 0; + + return smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, + PPSMC_MSG_SetFanRpmMax, us_max_fan_rpm); +} + +int fiji_dpm_set_interrupt_state(void *private_data, + unsigned src_id, unsigned type, + int enabled) +{ + uint32_t cg_thermal_int; + struct pp_hwmgr *hwmgr = ((struct pp_eventmgr *)private_data)->hwmgr; + + if (hwmgr == NULL) + return -EINVAL; + + switch (type) { + case AMD_THERMAL_IRQ_LOW_TO_HIGH: + if (enabled) { + cg_thermal_int = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT); + cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK; + cgs_write_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); + } else { + cg_thermal_int = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT); + cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTH_MASK_MASK; + cgs_write_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); + } + break; + + case AMD_THERMAL_IRQ_HIGH_TO_LOW: + if (enabled) { + cg_thermal_int = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT); + cg_thermal_int |= CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK; + cgs_write_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); + } else { + cg_thermal_int = cgs_read_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT); + cg_thermal_int &= ~CG_THERMAL_INT_CTRL__THERM_INTL_MASK_MASK; + cgs_write_ind_register(hwmgr->device, + CGS_IND_REG__SMC, ixCG_THERMAL_INT, cg_thermal_int); + } + break; + default: + break; + } + return 0; +} + +int fiji_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, + const void *thermal_interrupt_info) +{ + int result; + const struct pp_interrupt_registration_info *info = + (const struct pp_interrupt_registration_info *) + thermal_interrupt_info; + + if (info == NULL) + return -EINVAL; + + result = cgs_add_irq_source(hwmgr->device, 230, AMD_THERMAL_IRQ_LAST, + fiji_dpm_set_interrupt_state, + info->call_back, info->context); + + if (result) + return -EINVAL; + + result = cgs_add_irq_source(hwmgr->device, 231, AMD_THERMAL_IRQ_LAST, + fiji_dpm_set_interrupt_state, + info->call_back, info->context); + + if (result) + return -EINVAL; + + return 0; +} + static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .backend_init = &fiji_hwmgr_backend_init, .backend_fini = &tonga_hwmgr_backend_fini, @@ -4936,6 +5066,18 @@ static const struct pp_hwmgr_func fiji_hwmgr_funcs = { .notify_smc_display_config_after_ps_adjustment = &tonga_notify_smc_display_config_after_ps_adjustment, .display_config_changed = &fiji_display_configuration_changed_task, + .set_max_fan_pwm_output = fiji_set_max_fan_pwm_output, + .set_max_fan_rpm_output = fiji_set_max_fan_rpm_output, + .get_temperature = fiji_thermal_get_temperature, + .stop_thermal_controller = fiji_thermal_stop_thermal_controller, + .get_fan_speed_info = fiji_fan_ctrl_get_fan_speed_info, + .get_fan_speed_percent = fiji_fan_ctrl_get_fan_speed_percent, + .set_fan_speed_percent = fiji_fan_ctrl_set_fan_speed_percent, + .reset_fan_speed_to_default = fiji_fan_ctrl_reset_fan_speed_to_default, + .get_fan_speed_rpm = fiji_fan_ctrl_get_fan_speed_rpm, + .set_fan_speed_rpm = fiji_fan_ctrl_set_fan_speed_rpm, + .uninitialize_thermal_controller = fiji_thermal_ctrl_uninitialize_thermal_controller, + .register_internal_thermal_interrupt = fiji_register_internal_thermal_interrupt, }; int fiji_hwmgr_init(struct pp_hwmgr *hwmgr) @@ -4950,5 +5092,6 @@ int fiji_hwmgr_init(struct pp_hwmgr *hwmgr) hwmgr->backend = data; hwmgr->hwmgr_func = &fiji_hwmgr_funcs; hwmgr->pptable_func = &tonga_pptable_funcs; + pp_fiji_thermal_initialize(hwmgr); return ret; } |