diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0932-drm-amd-powerplay-add-thermal-control-for-elm-baf.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0932-drm-amd-powerplay-add-thermal-control-for-elm-baf.patch | 898 |
1 files changed, 0 insertions, 898 deletions
diff --git a/common/recipes-kernel/linux/files/0932-drm-amd-powerplay-add-thermal-control-for-elm-baf.patch b/common/recipes-kernel/linux/files/0932-drm-amd-powerplay-add-thermal-control-for-elm-baf.patch deleted file mode 100644 index f4b7d274..00000000 --- a/common/recipes-kernel/linux/files/0932-drm-amd-powerplay-add-thermal-control-for-elm-baf.patch +++ /dev/null @@ -1,898 +0,0 @@ -From ebb94bea73212b28b3bea0edf614b3cd21d60f27 Mon Sep 17 00:00:00 2001 -From: Eric Huang <JinHuiEric.Huang@amd.com> -Date: Tue, 2 Feb 2016 16:09:24 -0500 -Subject: [PATCH 0932/1110] drm/amd/powerplay: add thermal control for elm/baf - -Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com> -Reviewed-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/powerplay/hwmgr/Makefile | 2 +- - .../gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c | 39 +- - .../drm/amd/powerplay/hwmgr/ellesmere_thermal.c | 711 +++++++++++++++++++++ - .../drm/amd/powerplay/hwmgr/ellesmere_thermal.h | 62 ++ - 4 files changed, 801 insertions(+), 13 deletions(-) - create mode 100644 drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.c - create mode 100644 drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.h - -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -index 2982d5c..f13327d 100644 ---- a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -@@ -9,7 +9,7 @@ HARDWARE_MGR = hwmgr.o processpptables.o functiontables.o \ - tonga_hwmgr.o pppcielanes.o tonga_thermal.o\ - fiji_powertune.o fiji_hwmgr.o tonga_clockpowergating.o \ - fiji_clockpowergating.o fiji_thermal.o \ -- ellesmere_hwmgr.o ellesmere_powertune.o -+ ellesmere_hwmgr.o ellesmere_powertune.o ellesmere_thermal.o - - AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR)) - -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c -index 10e8e87..3ef8d3c 100644 ---- a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_hwmgr.c -@@ -57,6 +57,8 @@ - #include "dce/dce_10_0_d.h" - #include "dce/dce_10_0_sh_mask.h" - -+#include "ellesmere_thermal.h" -+ - #define MC_CG_ARB_FREQ_F0 0x0a - #define MC_CG_ARB_FREQ_F1 0x0b - #define MC_CG_ARB_FREQ_F2 0x0c -@@ -4198,8 +4200,14 @@ static int ellesmere_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *i - - static int ellesmere_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); - } - - int ellesmere_notify_smc_display_change(struct pp_hwmgr *hwmgr, bool has_display) -@@ -4290,9 +4298,16 @@ int ellesmere_display_configuration_changed_task(struct pp_hwmgr *hwmgr) - * @param usMaxFanRpm: max operating fan RPM value. - * @return The response that came from the SMC. - */ --static int ellesmere_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_pwm) -+static int ellesmere_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_rpm) - { -- return 0; -+ 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 ellesmere_register_internal_thermal_interrupt(struct pp_hwmgr *hwmgr, -@@ -4529,15 +4544,15 @@ static const struct pp_hwmgr_func ellesmere_hwmgr_funcs = { - .display_config_changed = ellesmere_display_configuration_changed_task, - .set_max_fan_pwm_output = ellesmere_set_max_fan_pwm_output, - .set_max_fan_rpm_output = ellesmere_set_max_fan_rpm_output, -- .get_temperature = NULL, -- .stop_thermal_controller = NULL, -- .get_fan_speed_info = NULL, -- .get_fan_speed_percent = NULL, -- .set_fan_speed_percent = NULL, -- .reset_fan_speed_to_default = NULL, -- .get_fan_speed_rpm = NULL, -- .set_fan_speed_rpm = NULL, -- .uninitialize_thermal_controller = NULL, -+ .get_temperature = ellesmere_thermal_get_temperature, -+ .stop_thermal_controller = ellesmere_thermal_stop_thermal_controller, -+ .get_fan_speed_info = ellesmere_fan_ctrl_get_fan_speed_info, -+ .get_fan_speed_percent = ellesmere_fan_ctrl_get_fan_speed_percent, -+ .set_fan_speed_percent = ellesmere_fan_ctrl_set_fan_speed_percent, -+ .reset_fan_speed_to_default = ellesmere_fan_ctrl_reset_fan_speed_to_default, -+ .get_fan_speed_rpm = ellesmere_fan_ctrl_get_fan_speed_rpm, -+ .set_fan_speed_rpm = ellesmere_fan_ctrl_set_fan_speed_rpm, -+ .uninitialize_thermal_controller = ellesmere_thermal_ctrl_uninitialize_thermal_controller, - .register_internal_thermal_interrupt = ellesmere_register_internal_thermal_interrupt, - .check_smc_update_required_for_display_configuration = ellesmere_check_smc_update_required_for_display_configuration, - .check_states_equal = ellesmere_check_states_equal, -@@ -4554,7 +4569,7 @@ int ellesemere_hwmgr_init(struct pp_hwmgr *hwmgr) - hwmgr->backend = data; - hwmgr->hwmgr_func = &ellesmere_hwmgr_funcs; - hwmgr->pptable_func = &tonga_pptable_funcs; -- -+ pp_ellesmere_thermal_initialize(hwmgr); - - return 0; - } -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.c -new file mode 100644 -index 0000000..08be400 ---- /dev/null -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.c -@@ -0,0 +1,711 @@ -+/* -+ * Copyright 2016 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 "ellesmere_thermal.h" -+#include "ellesmere_hwmgr.h" -+#include "ellesmere_smumgr.h" -+#include "ellesmere_ppsmc.h" -+#include "smu/smu_7_1_3_d.h" -+#include "smu/smu_7_1_3_sh_mask.h" -+ -+int ellesmere_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, -+ struct phm_fan_speed_info *fan_speed_info) -+{ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan) -+ return 0; -+ -+ fan_speed_info->supports_percent_read = true; -+ fan_speed_info->supports_percent_write = true; -+ fan_speed_info->min_percent = 0; -+ fan_speed_info->max_percent = 100; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_FanSpeedInTableIsRPM) && -+ hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution) { -+ fan_speed_info->supports_rpm_read = true; -+ fan_speed_info->supports_rpm_write = true; -+ fan_speed_info->min_rpm = hwmgr->thermal_controller.fanInfo.ulMinRPM; -+ fan_speed_info->max_rpm = hwmgr->thermal_controller.fanInfo.ulMaxRPM; -+ } else { -+ fan_speed_info->min_rpm = 0; -+ fan_speed_info->max_rpm = 0; -+ } -+ -+ return 0; -+} -+ -+int ellesmere_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, -+ uint32_t *speed) -+{ -+ uint32_t duty100; -+ uint32_t duty; -+ uint64_t tmp64; -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan) -+ return 0; -+ -+ duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL1, FMAX_DUTY100); -+ duty = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_STATUS, FDO_PWM_DUTY); -+ -+ if (duty100 == 0) -+ return -EINVAL; -+ -+ -+ tmp64 = (uint64_t)duty * 100; -+ do_div(tmp64, duty100); -+ *speed = (uint32_t)tmp64; -+ -+ if (*speed > 100) -+ *speed = 100; -+ -+ return 0; -+} -+ -+int ellesmere_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed) -+{ -+ uint32_t tach_period; -+ uint32_t crystal_clock_freq; -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan || -+ (hwmgr->thermal_controller.fanInfo. -+ ucTachometerPulsesPerRevolution == 0)) -+ return 0; -+ -+ tach_period = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_TACH_STATUS, TACH_PERIOD); -+ -+ if (tach_period == 0) -+ return -EINVAL; -+ -+ crystal_clock_freq = tonga_get_xclk(hwmgr); -+ -+ *speed = 60 * crystal_clock_freq * 10000 / tach_period; -+ -+ return 0; -+} -+ -+/** -+* Set Fan Speed Control to static mode, so that the user can decide what speed to use. -+* @param hwmgr the address of the powerplay hardware manager. -+* mode the fan control mode, 0 default, 1 by percent, 5, by RPM -+* @exception Should always succeed. -+*/ -+int ellesmere_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode) -+{ -+ -+ if (hwmgr->fan_ctrl_is_in_default_mode) { -+ hwmgr->fan_ctrl_default_mode = -+ PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, FDO_PWM_MODE); -+ hwmgr->tmin = -+ PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, TMIN); -+ hwmgr->fan_ctrl_is_in_default_mode = false; -+ } -+ -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, TMIN, 0); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, FDO_PWM_MODE, mode); -+ -+ return 0; -+} -+ -+/** -+* Reset Fan Speed Control to default mode. -+* @param hwmgr the address of the powerplay hardware manager. -+* @exception Should always succeed. -+*/ -+int ellesmere_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr) -+{ -+ if (!hwmgr->fan_ctrl_is_in_default_mode) { -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, FDO_PWM_MODE, hwmgr->fan_ctrl_default_mode); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, TMIN, hwmgr->tmin); -+ hwmgr->fan_ctrl_is_in_default_mode = true; -+ } -+ -+ return 0; -+} -+ -+int ellesmere_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr) -+{ -+ int result; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_ODFuzzyFanControlSupport)) { -+ cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, FAN_CONTROL_FUZZY); -+ result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StartFanControl); -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_FanSpeedInTableIsRPM)) -+ hwmgr->hwmgr_func->set_max_fan_rpm_output(hwmgr, -+ hwmgr->thermal_controller. -+ advanceFanControlParameters.usMaxFanRPM); -+ else -+ hwmgr->hwmgr_func->set_max_fan_pwm_output(hwmgr, -+ hwmgr->thermal_controller. -+ advanceFanControlParameters.usMaxFanPWM); -+ -+ } else { -+ cgs_write_register(hwmgr->device, mmSMC_MSG_ARG_0, FAN_CONTROL_TABLE); -+ result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StartFanControl); -+ } -+ -+ if (!result && hwmgr->thermal_controller. -+ advanceFanControlParameters.ucTargetTemperature) -+ result = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, -+ PPSMC_MSG_SetFanTemperatureTarget, -+ hwmgr->thermal_controller. -+ advanceFanControlParameters.ucTargetTemperature); -+ -+ return result; -+} -+ -+ -+int ellesmere_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr) -+{ -+ return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StopFanControl); -+} -+ -+/** -+* Set Fan Speed in percent. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param speed is the percentage value (0% - 100%) to be set. -+* @exception Fails is the 100% setting appears to be 0. -+*/ -+int ellesmere_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, -+ uint32_t speed) -+{ -+ uint32_t duty100; -+ uint32_t duty; -+ uint64_t tmp64; -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan) -+ return 0; -+ -+ if (speed > 100) -+ speed = 100; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl)) -+ ellesmere_fan_ctrl_stop_smc_fan_control(hwmgr); -+ -+ duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL1, FMAX_DUTY100); -+ -+ if (duty100 == 0) -+ return -EINVAL; -+ -+ tmp64 = (uint64_t)speed * 100; -+ do_div(tmp64, duty100); -+ duty = (uint32_t)tmp64; -+ -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL0, FDO_STATIC_DUTY, duty); -+ -+ return ellesmere_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC); -+} -+ -+/** -+* Reset Fan Speed to default. -+* @param hwmgr the address of the powerplay hardware manager. -+* @exception Always succeeds. -+*/ -+int ellesmere_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr) -+{ -+ int result; -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan) -+ return 0; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl)) { -+ result = ellesmere_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC); -+ if (!result) -+ result = ellesmere_fan_ctrl_start_smc_fan_control(hwmgr); -+ } else -+ result = ellesmere_fan_ctrl_set_default_mode(hwmgr); -+ -+ return result; -+} -+ -+/** -+* Set Fan Speed in RPM. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param speed is the percentage value (min - max) to be set. -+* @exception Fails is the speed not lie between min and max. -+*/ -+int ellesmere_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed) -+{ -+ uint32_t tach_period; -+ uint32_t crystal_clock_freq; -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan || -+ (hwmgr->thermal_controller.fanInfo. -+ ucTachometerPulsesPerRevolution == 0) || -+ (speed < hwmgr->thermal_controller.fanInfo.ulMinRPM) || -+ (speed > hwmgr->thermal_controller.fanInfo.ulMaxRPM)) -+ return 0; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl)) -+ ellesmere_fan_ctrl_stop_smc_fan_control(hwmgr); -+ -+ crystal_clock_freq = tonga_get_xclk(hwmgr); -+ -+ tach_period = 60 * crystal_clock_freq * 10000 / (8 * speed); -+ -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_TACH_STATUS, TACH_PERIOD, tach_period); -+ -+ return ellesmere_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC); -+} -+ -+/** -+* Reads the remote temperature from the SIslands thermal controller. -+* -+* @param hwmgr The address of the hardware manager. -+*/ -+int ellesmere_thermal_get_temperature(struct pp_hwmgr *hwmgr) -+{ -+ int temp; -+ -+ temp = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_MULT_THERMAL_STATUS, CTF_TEMP); -+ -+ /* Bit 9 means the reading is lower than the lowest usable value. */ -+ if (temp & 0x200) -+ temp = ELLESMERE_THERMAL_MAXIMUM_TEMP_READING; -+ else -+ temp = temp & 0x1ff; -+ -+ temp *= PP_TEMPERATURE_UNITS_PER_CENTIGRADES; -+ -+ return temp; -+} -+ -+/** -+* Set the requested temperature range for high and low alert signals -+* -+* @param hwmgr The address of the hardware manager. -+* @param range Temperature range to be programmed for high and low alert signals -+* @exception PP_Result_BadInput if the input data is not valid. -+*/ -+static int ellesmere_thermal_set_temperature_range(struct pp_hwmgr *hwmgr, -+ uint32_t low_temp, uint32_t high_temp) -+{ -+ uint32_t low = ELLESMERE_THERMAL_MINIMUM_ALERT_TEMP * -+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES; -+ uint32_t high = ELLESMERE_THERMAL_MAXIMUM_ALERT_TEMP * -+ PP_TEMPERATURE_UNITS_PER_CENTIGRADES; -+ -+ if (low < low_temp) -+ low = low_temp; -+ if (high > high_temp) -+ high = high_temp; -+ -+ if (low > high) -+ return -EINVAL; -+ -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, DIG_THERM_INTH, -+ (high / PP_TEMPERATURE_UNITS_PER_CENTIGRADES)); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, DIG_THERM_INTL, -+ (low / PP_TEMPERATURE_UNITS_PER_CENTIGRADES)); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_CTRL, DIG_THERM_DPM, -+ (high / PP_TEMPERATURE_UNITS_PER_CENTIGRADES)); -+ -+ return 0; -+} -+ -+/** -+* Programs thermal controller one-time setting registers -+* -+* @param hwmgr The address of the hardware manager. -+*/ -+static int ellesmere_thermal_initialize(struct pp_hwmgr *hwmgr) -+{ -+ if (hwmgr->thermal_controller.fanInfo.ucTachometerPulsesPerRevolution) -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_TACH_CTRL, EDGE_PER_REV, -+ hwmgr->thermal_controller.fanInfo. -+ ucTachometerPulsesPerRevolution - 1); -+ -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL2, TACH_PWM_RESP_RATE, 0x28); -+ -+ return 0; -+} -+ -+/** -+* Enable thermal alerts on the RV770 thermal controller. -+* -+* @param hwmgr The address of the hardware manager. -+*/ -+static int ellesmere_thermal_enable_alert(struct pp_hwmgr *hwmgr) -+{ -+ uint32_t alert; -+ -+ alert = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, THERM_INT_MASK); -+ alert &= ~(ELLESMERE_THERMAL_HIGH_ALERT_MASK | ELLESMERE_THERMAL_LOW_ALERT_MASK); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, THERM_INT_MASK, alert); -+ -+ /* send message to SMU to enable internal thermal interrupts */ -+ return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Thermal_Cntl_Enable); -+} -+ -+/** -+* Disable thermal alerts on the RV770 thermal controller. -+* @param hwmgr The address of the hardware manager. -+*/ -+static int ellesmere_thermal_disable_alert(struct pp_hwmgr *hwmgr) -+{ -+ uint32_t alert; -+ -+ alert = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, THERM_INT_MASK); -+ alert |= (ELLESMERE_THERMAL_HIGH_ALERT_MASK | ELLESMERE_THERMAL_LOW_ALERT_MASK); -+ PHM_WRITE_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_THERMAL_INT, THERM_INT_MASK, alert); -+ -+ /* send message to SMU to disable internal thermal interrupts */ -+ return smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_Thermal_Cntl_Disable); -+} -+ -+/** -+* Uninitialize the thermal controller. -+* Currently just disables alerts. -+* @param hwmgr The address of the hardware manager. -+*/ -+int ellesmere_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr) -+{ -+ int result = ellesmere_thermal_disable_alert(hwmgr); -+ -+ if (!hwmgr->thermal_controller.fanInfo.bNoFan) -+ ellesmere_fan_ctrl_set_default_mode(hwmgr); -+ -+ return result; -+} -+ -+/** -+* Set up the fan table to control the fan using the SMC. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from set temperature range routine -+*/ -+int tf_ellesmere_thermal_setup_fan_table(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ struct ellesmere_hwmgr *data = (struct ellesmere_hwmgr *)(hwmgr->backend); -+ SMU74_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE }; -+ uint32_t duty100; -+ uint32_t t_diff1, t_diff2, pwm_diff1, pwm_diff2; -+ uint16_t fdo_min, slope1, slope2; -+ uint32_t reference_clock; -+ int res; -+ uint64_t tmp64; -+ -+ if (data->fan_table_start == 0) { -+ phm_cap_unset(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl); -+ return 0; -+ } -+ -+ duty100 = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, -+ CG_FDO_CTRL1, FMAX_DUTY100); -+ -+ if (duty100 == 0) { -+ phm_cap_unset(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl); -+ return 0; -+ } -+ -+ tmp64 = hwmgr->thermal_controller.advanceFanControlParameters. -+ usPWMMin * duty100; -+ do_div(tmp64, 10000); -+ fdo_min = (uint16_t)tmp64; -+ -+ t_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usTMed - -+ hwmgr->thermal_controller.advanceFanControlParameters.usTMin; -+ t_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usTHigh - -+ hwmgr->thermal_controller.advanceFanControlParameters.usTMed; -+ -+ pwm_diff1 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed - -+ hwmgr->thermal_controller.advanceFanControlParameters.usPWMMin; -+ pwm_diff2 = hwmgr->thermal_controller.advanceFanControlParameters.usPWMHigh - -+ hwmgr->thermal_controller.advanceFanControlParameters.usPWMMed; -+ -+ slope1 = (uint16_t)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100); -+ slope2 = (uint16_t)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100); -+ -+ fan_table.TempMin = cpu_to_be16((50 + hwmgr-> -+ thermal_controller.advanceFanControlParameters.usTMin) / 100); -+ fan_table.TempMed = cpu_to_be16((50 + hwmgr-> -+ thermal_controller.advanceFanControlParameters.usTMed) / 100); -+ fan_table.TempMax = cpu_to_be16((50 + hwmgr-> -+ thermal_controller.advanceFanControlParameters.usTMax) / 100); -+ -+ fan_table.Slope1 = cpu_to_be16(slope1); -+ fan_table.Slope2 = cpu_to_be16(slope2); -+ -+ fan_table.FdoMin = cpu_to_be16(fdo_min); -+ -+ fan_table.HystDown = cpu_to_be16(hwmgr-> -+ thermal_controller.advanceFanControlParameters.ucTHyst); -+ -+ fan_table.HystUp = cpu_to_be16(1); -+ -+ fan_table.HystSlope = cpu_to_be16(1); -+ -+ fan_table.TempRespLim = cpu_to_be16(5); -+ -+ reference_clock = tonga_get_xclk(hwmgr); -+ -+ fan_table.RefreshPeriod = cpu_to_be32((hwmgr-> -+ thermal_controller.advanceFanControlParameters.ulCycleDelay * -+ reference_clock) / 1600); -+ -+ fan_table.FdoMax = cpu_to_be16((uint16_t)duty100); -+ -+ fan_table.TempSrc = (uint8_t)PHM_READ_VFPF_INDIRECT_FIELD( -+ hwmgr->device, CGS_IND_REG__SMC, -+ CG_MULT_THERMAL_CTRL, TEMP_SEL); -+ -+ res = ellesmere_copy_bytes_to_smc(hwmgr->smumgr, data->fan_table_start, -+ (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table), -+ data->sram_end); -+ -+ if (!res && hwmgr->thermal_controller. -+ advanceFanControlParameters.ucMinimumPWMLimit) -+ res = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, -+ PPSMC_MSG_SetFanMinPwm, -+ hwmgr->thermal_controller. -+ advanceFanControlParameters.ucMinimumPWMLimit); -+ -+ if (!res && hwmgr->thermal_controller. -+ advanceFanControlParameters.ulMinFanSCLKAcousticLimit) -+ res = smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, -+ PPSMC_MSG_SetFanSclkTarget, -+ hwmgr->thermal_controller. -+ advanceFanControlParameters.ulMinFanSCLKAcousticLimit); -+ -+ if (res) -+ phm_cap_unset(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl); -+ -+ return 0; -+} -+ -+/** -+* Start the fan control on the SMC. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from set temperature range routine -+*/ -+int tf_ellesmere_thermal_start_smc_fan_control(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+/* If the fantable setup has failed we could have disabled -+ * PHM_PlatformCaps_MicrocodeFanControl even after -+ * this function was included in the table. -+ * Make sure that we still think controlling the fan is OK. -+*/ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, -+ PHM_PlatformCaps_MicrocodeFanControl)) { -+ ellesmere_fan_ctrl_start_smc_fan_control(hwmgr); -+ ellesmere_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC); -+ } -+ -+ return 0; -+} -+ -+/** -+* Set temperature range for high and low alerts -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from set temperature range routine -+*/ -+int tf_ellesmere_thermal_set_temperature_range(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ struct PP_TemperatureRange *range = (struct PP_TemperatureRange *)input; -+ -+ if (range == NULL) -+ return -EINVAL; -+ -+ return ellesmere_thermal_set_temperature_range(hwmgr, range->min, range->max); -+} -+ -+/** -+* Programs one-time setting registers -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from initialize thermal controller routine -+*/ -+int tf_ellesmere_thermal_initialize(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ return ellesmere_thermal_initialize(hwmgr); -+} -+ -+/** -+* Enable high and low alerts -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from enable alert routine -+*/ -+int tf_ellesmere_thermal_enable_alert(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ return ellesmere_thermal_enable_alert(hwmgr); -+} -+ -+/** -+* Disable high and low alerts -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pInput the pointer to input data -+* @param pOutput the pointer to output data -+* @param pStorage the pointer to temporary storage -+* @param Result the last failure code -+* @return result from disable alert routine -+*/ -+static int tf_ellesmere_thermal_disable_alert(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ return ellesmere_thermal_disable_alert(hwmgr); -+} -+ -+static int tf_ellesmere_thermal_avfs_enable(struct pp_hwmgr *hwmgr, -+ void *input, void *output, void *storage, int result) -+{ -+ int ret; -+ struct pp_smumgr *smumgr = (struct pp_smumgr *)(hwmgr->smumgr); -+ struct ellesmere_smumgr *smu_data = (struct ellesmere_smumgr *)(smumgr->backend); -+ -+ if (smu_data->avfs.avfs_btc_status != AVFS_BTC_ENABLEAVFS) -+ return 0; -+ -+ ret = (smum_send_msg_to_smc(smumgr, PPSMC_MSG_EnableAvfs) == 0) ? -+ 0 : -1; -+ -+ if (!ret) -+ /* If this param is not changed, this function could fire unnecessarily */ -+ smu_data->avfs.avfs_btc_status = AVFS_BTC_COMPLETED_PREVIOUSLY; -+ -+ return ret; -+} -+ -+static struct phm_master_table_item -+ellesmere_thermal_start_thermal_controller_master_list[] = { -+ {NULL, tf_ellesmere_thermal_initialize}, -+ {NULL, tf_ellesmere_thermal_set_temperature_range}, -+ {NULL, tf_ellesmere_thermal_enable_alert}, -+ {NULL, tf_ellesmere_thermal_avfs_enable}, -+/* We should restrict performance levels to low before we halt the SMC. -+ * On the other hand we are still in boot state when we do this -+ * so it would be pointless. -+ * If this assumption changes we have to revisit this table. -+ */ -+ {NULL, tf_ellesmere_thermal_setup_fan_table}, -+ {NULL, tf_ellesmere_thermal_start_smc_fan_control}, -+ {NULL, NULL} -+}; -+ -+static struct phm_master_table_header -+ellesmere_thermal_start_thermal_controller_master = { -+ 0, -+ PHM_MasterTableFlag_None, -+ ellesmere_thermal_start_thermal_controller_master_list -+}; -+ -+static struct phm_master_table_item -+ellesmere_thermal_set_temperature_range_master_list[] = { -+ {NULL, tf_ellesmere_thermal_disable_alert}, -+ {NULL, tf_ellesmere_thermal_set_temperature_range}, -+ {NULL, tf_ellesmere_thermal_enable_alert}, -+ {NULL, NULL} -+}; -+ -+struct phm_master_table_header -+ellesmere_thermal_set_temperature_range_master = { -+ 0, -+ PHM_MasterTableFlag_None, -+ ellesmere_thermal_set_temperature_range_master_list -+}; -+ -+int ellesmere_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr) -+{ -+ if (!hwmgr->thermal_controller.fanInfo.bNoFan) -+ ellesmere_fan_ctrl_set_default_mode(hwmgr); -+ return 0; -+} -+ -+/** -+* Initializes the thermal controller related functions in the Hardware Manager structure. -+* @param hwmgr The address of the hardware manager. -+* @exception Any error code from the low-level communication. -+*/ -+int pp_ellesmere_thermal_initialize(struct pp_hwmgr *hwmgr) -+{ -+ int result; -+ -+ result = phm_construct_table(hwmgr, -+ &ellesmere_thermal_set_temperature_range_master, -+ &(hwmgr->set_temperature_range)); -+ -+ if (!result) { -+ result = phm_construct_table(hwmgr, -+ &ellesmere_thermal_start_thermal_controller_master, -+ &(hwmgr->start_thermal_controller)); -+ if (result) -+ phm_destroy_table(hwmgr, &(hwmgr->set_temperature_range)); -+ } -+ -+ if (!result) -+ hwmgr->fan_ctrl_is_in_default_mode = true; -+ return result; -+} -+ -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.h -new file mode 100644 -index 0000000..4263e9b ---- /dev/null -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/ellesmere_thermal.h -@@ -0,0 +1,62 @@ -+/* -+ * Copyright 2016 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 _ELLESMERE_THERMAL_H_ -+#define _ELLESMERE_THERMAL_H_ -+ -+#include "hwmgr.h" -+ -+#define ELLESMERE_THERMAL_HIGH_ALERT_MASK 0x1 -+#define ELLESMERE_THERMAL_LOW_ALERT_MASK 0x2 -+ -+#define ELLESMERE_THERMAL_MINIMUM_TEMP_READING -256 -+#define ELLESMERE_THERMAL_MAXIMUM_TEMP_READING 255 -+ -+#define ELLESMERE_THERMAL_MINIMUM_ALERT_TEMP 0 -+#define ELLESMERE_THERMAL_MAXIMUM_ALERT_TEMP 255 -+ -+#define FDO_PWM_MODE_STATIC 1 -+#define FDO_PWM_MODE_STATIC_RPM 5 -+ -+ -+extern int tf_ellesmere_thermal_initialize(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+extern int tf_ellesmere_thermal_set_temperature_range(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+extern int tf_ellesmere_thermal_enable_alert(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+ -+extern int ellesmere_thermal_get_temperature(struct pp_hwmgr *hwmgr); -+extern int ellesmere_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr); -+extern int ellesmere_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, struct phm_fan_speed_info *fan_speed_info); -+extern int ellesmere_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t *speed); -+extern int ellesmere_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr); -+extern int ellesmere_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode); -+extern int ellesmere_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t speed); -+extern int ellesmere_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr); -+extern int pp_ellesmere_thermal_initialize(struct pp_hwmgr *hwmgr); -+extern int ellesmere_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr); -+extern int ellesmere_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed); -+extern int ellesmere_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed); -+extern int ellesmere_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr); -+extern uint32_t tonga_get_xclk(struct pp_hwmgr *hwmgr); -+ -+#endif -+ --- -2.7.4 - |