diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0074-drm-amdgpu-powerplay-implement-thermal-control-for-t.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0074-drm-amdgpu-powerplay-implement-thermal-control-for-t.patch | 904 |
1 files changed, 0 insertions, 904 deletions
diff --git a/common/recipes-kernel/linux/files/0074-drm-amdgpu-powerplay-implement-thermal-control-for-t.patch b/common/recipes-kernel/linux/files/0074-drm-amdgpu-powerplay-implement-thermal-control-for-t.patch deleted file mode 100644 index da32eabd..00000000 --- a/common/recipes-kernel/linux/files/0074-drm-amdgpu-powerplay-implement-thermal-control-for-t.patch +++ /dev/null @@ -1,904 +0,0 @@ -From 6b510abe48de659a306ac314d102b11aa2c336c2 Mon Sep 17 00:00:00 2001 -From: Rex Zhu <Rex.Zhu@amd.com> -Date: Tue, 20 Oct 2015 18:06:23 +0800 -Subject: [PATCH 0074/1110] drm/amdgpu/powerplay: implement thermal control for - tonga. - -Implement thermal and fan control for tonga. - -Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> -Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> -Reviewed-by: Alex Deucher <alexander.deucher@amd.com> ---- - drivers/gpu/drm/amd/powerplay/hwmgr/Makefile | 2 +- - drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 150 +++++- - drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.h | 1 + - .../gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c | 587 +++++++++++++++++++++ - .../gpu/drm/amd/powerplay/hwmgr/tonga_thermal.h | 60 +++ - 5 files changed, 798 insertions(+), 2 deletions(-) - create mode 100644 drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c - create mode 100644 drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.h - -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -index 6f38811..cea032c 100644 ---- a/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/Makefile -@@ -6,7 +6,7 @@ HARDWARE_MGR = hwmgr.o processpptables.o functiontables.o \ - hardwaremanager.o pp_acpi.o cz_hwmgr.o \ - cz_clockpowergating.o \ - tonga_processpptables.o ppatomctrl.o \ -- tonga_hwmgr.o pppcielanes.o \ -+ tonga_hwmgr.o pppcielanes.o tonga_thermal.o\ - fiji_powertune.o fiji_hwmgr.o tonga_clockpowergating.o - - AMD_PP_HWMGR = $(addprefix $(AMD_PP_PATH)/hwmgr/,$(HARDWARE_MGR)) -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c -index 9a7de1f..088b5bf 100644 ---- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c -@@ -40,6 +40,7 @@ - #include "smumgr.h" - #include "tonga_smumgr.h" - #include "tonga_clockpowergating.h" -+#include "tonga_thermal.h" - - #include "smu/smu_7_1_2_d.h" - #include "smu/smu_7_1_2_sh_mask.h" -@@ -50,6 +51,9 @@ - #include "bif/bif_5_0_d.h" - #include "bif/bif_5_0_sh_mask.h" - -+#include "cgs_linux.h" -+#include "eventmgr.h" -+ - #define MC_CG_ARB_FREQ_F0 0x0a - #define MC_CG_ARB_FREQ_F1 0x0b - #define MC_CG_ARB_FREQ_F2 0x0c -@@ -5721,6 +5725,22 @@ static int tonga_set_power_state_tasks(struct pp_hwmgr *hwmgr, const void *input - return result; - } - -+/** -+* Set maximum target operating fan output PWM -+* -+* @param pHwMgr: the address of the powerplay hardware manager. -+* @param usMaxFanPwm: max operating fan PWM in percents -+* @return The response that came from the SMC. -+*/ -+static int tonga_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 (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanPwmMax, us_max_fan_pwm) ? 0 : -EINVAL); -+} - - int tonga_notify_smc_display_config_after_ps_adjustment(struct pp_hwmgr *hwmgr) - { -@@ -5799,6 +5819,122 @@ int tonga_display_configuration_changed_task(struct pp_hwmgr *hwmgr) - return 0; - } - -+/** -+* Set maximum target operating fan output RPM -+* -+* @param pHwMgr: the address of the powerplay hardware manager. -+* @param usMaxFanRpm: max operating fan RPM value. -+* @return The response that came from the SMC. -+*/ -+static int tonga_set_max_fan_rpm_output(struct pp_hwmgr *hwmgr, uint16_t us_max_fan_pwm) -+{ -+ hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM = us_max_fan_pwm; -+ -+ if (phm_is_hw_access_blocked(hwmgr)) -+ return 0; -+ -+ return (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanRpmMax, us_max_fan_pwm) ? 0 : -EINVAL); -+} -+ -+uint32_t tonga_get_xclk(struct pp_hwmgr *hwmgr) -+{ -+ uint32_t reference_clock; -+ uint32_t tc; -+ uint32_t divide; -+ -+ ATOM_FIRMWARE_INFO *fw_info; -+ uint16_t size; -+ uint8_t frev, crev; -+ int index = GetIndexIntoMasterTable(DATA, FirmwareInfo); -+ -+ tc = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK); -+ -+ if (tc) -+ return TCLK; -+ -+ fw_info = (ATOM_FIRMWARE_INFO *)cgs_atom_get_data_table(hwmgr->device, index, -+ &size, &frev, &crev); -+ -+ if (!fw_info) -+ return 0; -+ -+ reference_clock = le16_to_cpu(fw_info->usMinPixelClockPLL_Output); -+ -+ divide = PHM_READ_VFPF_INDIRECT_FIELD(hwmgr->device, CGS_IND_REG__SMC, CG_CLKPIN_CNTL, XTALIN_DIVIDE); -+ -+ if (0 != divide) -+ return reference_clock / 4; -+ -+ return reference_clock; -+} -+ -+int tonga_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 tonga_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, -+ tonga_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, -+ tonga_dpm_set_interrupt_state, -+ info->call_back, info->context); -+ -+ if (result) -+ return -EINVAL; -+ -+ return 0; -+} -+ - static const struct pp_hwmgr_func tonga_hwmgr_funcs = { - .backend_init = &tonga_hwmgr_backend_init, - .backend_fini = &tonga_hwmgr_backend_fini, -@@ -5820,6 +5956,18 @@ static const struct pp_hwmgr_func tonga_hwmgr_funcs = { - .disable_clock_power_gating = tonga_phm_disable_clock_power_gating, - .notify_smc_display_config_after_ps_adjustment = tonga_notify_smc_display_config_after_ps_adjustment, - .display_config_changed = tonga_display_configuration_changed_task, -+ .set_max_fan_pwm_output = tonga_set_max_fan_pwm_output, -+ .set_max_fan_rpm_output = tonga_set_max_fan_rpm_output, -+ .get_temperature = tonga_thermal_get_temperature, -+ .stop_thermal_controller = tonga_thermal_stop_thermal_controller, -+ .get_fan_speed_info = tonga_fan_ctrl_get_fan_speed_info, -+ .get_fan_speed_percent = tonga_fan_ctrl_get_fan_speed_percent, -+ .set_fan_speed_percent = tonga_fan_ctrl_set_fan_speed_percent, -+ .reset_fan_speed_to_default = tonga_fan_ctrl_reset_fan_speed_to_default, -+ .get_fan_speed_rpm = tonga_fan_ctrl_get_fan_speed_rpm, -+ .set_fan_speed_rpm = tonga_fan_ctrl_set_fan_speed_rpm, -+ .uninitialize_thermal_controller = tonga_thermal_ctrl_uninitialize_thermal_controller, -+ .register_internal_thermal_interrupt = tonga_register_internal_thermal_interrupt, - }; - - int tonga_hwmgr_init(struct pp_hwmgr *hwmgr) -@@ -5834,7 +5982,7 @@ int tonga_hwmgr_init(struct pp_hwmgr *hwmgr) - hwmgr->backend = data; - hwmgr->hwmgr_func = &tonga_hwmgr_funcs; - hwmgr->pptable_func = &tonga_pptable_funcs; -- -+ pp_tonga_thermal_initialize(hwmgr); - return 0; - } - -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.h -index d773d12..44b985a 100644 ---- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.h -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.h -@@ -426,6 +426,7 @@ int tonga_update_vce_dpm(struct pp_hwmgr *hwmgr, const void *input); - int tonga_update_uvd_dpm(struct pp_hwmgr *hwmgr, bool bgate); - int tonga_enable_disable_uvd_dpm(struct pp_hwmgr *hwmgr, bool enable); - int tonga_enable_disable_vce_dpm(struct pp_hwmgr *hwmgr, bool enable); -+uint32_t tonga_get_xclk(struct pp_hwmgr *hwmgr); - - #endif - -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c -new file mode 100644 -index 0000000..a315507 ---- /dev/null -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.c -@@ -0,0 +1,587 @@ -+/* -+ * 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 "tonga_thermal.h" -+#include "tonga_hwmgr.h" -+#include "tonga_smumgr.h" -+#include "tonga_ppsmc.h" -+#include "smu/smu_7_1_2_d.h" -+#include "smu/smu_7_1_2_sh_mask.h" -+ -+/** -+* Get Fan Speed Control Parameters. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pSpeed is the address of the structure where the result is to be placed. -+* @exception Always succeeds except if we cannot zero out the output structure. -+*/ -+int tonga_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 (0 != 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; -+} -+ -+/** -+* Get Fan Speed in percent. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param pSpeed is the address of the structure where the result is to be placed. -+* @exception Fails is the 100% setting appears to be 0. -+*/ -+int tonga_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 (0 == duty100) -+ return -EINVAL; -+ -+ -+ tmp64 = (uint64_t)duty * 100; -+ do_div(tmp64, duty100); -+ *speed = (uint32_t)tmp64; -+ -+ if (*speed > 100) -+ *speed = 100; -+ -+ return 0; -+} -+ -+/** -+* Get Fan Speed in RPM. -+* @param hwmgr the address of the powerplay hardware manager. -+* @param speed is the address of the structure where the result is to be placed. -+* @exception Returns not supported if no fan is found or if pulses per revolution are not set -+*/ -+int tonga_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed) -+{ -+ 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 tonga_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 tonga_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 tonga_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) == 0) ? 0 : -EINVAL; -+/* -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_FanSpeedInTableIsRPM)) -+ hwmgr->set_max_fan_rpm_output(hwmgr, hwmgr->thermal_controller.advanceFanControlParameters.usMaxFanRPM); -+ else -+ hwmgr->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) == 0) ? 0 : -EINVAL; -+ } -+/* TO DO FOR SOME DEVICE ID 0X692b, send this msg return invalid command. -+ if (result == 0 && hwmgr->thermal_controller.advanceFanControlParameters.ucTargetTemperature != 0) -+ result = (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanTemperatureTarget, \ -+ hwmgr->thermal_controller.advanceFanControlParameters.ucTargetTemperature) ? 0 : -EINVAL); -+*/ -+ return result; -+} -+ -+ -+int tonga_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr) -+{ -+ return (smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_StopFanControl) == 0) ? 0 : -EINVAL; -+} -+ -+/** -+* 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 tonga_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 -EINVAL; -+ -+ if (speed > 100) -+ speed = 100; -+ -+ if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_MicrocodeFanControl)) -+ tonga_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 (0 == duty100) -+ 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 tonga_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 tonga_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 = tonga_fan_ctrl_set_static_mode(hwmgr, FDO_PWM_MODE_STATIC); -+ if (0 == result) -+ result = tonga_fan_ctrl_start_smc_fan_control(hwmgr); -+ } else -+ result = tonga_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 tonga_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed) -+{ -+ return 0; -+} -+ -+/** -+* Reads the remote temperature from the SIslands thermal controller. -+* -+* @param hwmgr The address of the hardware manager. -+*/ -+int tonga_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 (0 != (0x200 & temp)) -+ temp = TONGA_THERMAL_MAXIMUM_TEMP_READING; -+ else -+ temp = (temp & 0x1ff); -+ -+ temp = 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 tonga_thermal_set_temperature_range(struct pp_hwmgr *hwmgr, uint32_t low_temp, uint32_t high_temp) -+{ -+ uint32_t low = TONGA_THERMAL_MINIMUM_ALERT_TEMP * PP_TEMPERATURE_UNITS_PER_CENTIGRADES; -+ uint32_t high = TONGA_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 tonga_thermal_initialize(struct pp_hwmgr *hwmgr) -+{ -+ if (0 != 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 tonga_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 &= ~(TONGA_THERMAL_HIGH_ALERT_MASK | TONGA_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) == 0) ? 0 : -1; -+} -+ -+/** -+* Disable thermal alerts on the RV770 thermal controller. -+* @param hwmgr The address of the hardware manager. -+*/ -+static int tonga_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 |= (TONGA_THERMAL_HIGH_ALERT_MASK | TONGA_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) == 0) ? 0 : -1; -+} -+ -+/** -+* Uninitialize the thermal controller. -+* Currently just disables alerts. -+* @param hwmgr The address of the hardware manager. -+*/ -+int tonga_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr) -+{ -+ int result = tonga_thermal_disable_alert(hwmgr); -+ -+ if (hwmgr->thermal_controller.fanInfo.bNoFan) -+ tonga_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_tonga_thermal_setup_fan_table(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) -+{ -+ struct tonga_hwmgr *data = (struct tonga_hwmgr *)(hwmgr->backend); -+ SMU72_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 (0 == data->fan_table_start) { -+ 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 (0 == duty100) { -+ 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); -+ -+ fan_table.FanControl_GL_Flag = 1; -+ -+ res = tonga_copy_bytes_to_smc(hwmgr->smumgr, data->fan_table_start, (uint8_t *)&fan_table, (uint32_t)sizeof(fan_table), data->sram_end); -+/* TO DO FOR SOME DEVICE ID 0X692b, send this msg return invalid command. -+ if (res == 0 && hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit != 0) -+ res = (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanMinPwm, \ -+ hwmgr->thermal_controller.advanceFanControlParameters.ucMinimumPWMLimit) ? 0 : -1); -+ -+ if (res == 0 && hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit != 0) -+ res = (0 == smum_send_msg_to_smc_with_parameter(hwmgr->smumgr, PPSMC_MSG_SetFanSclkTarget, \ -+ hwmgr->thermal_controller.advanceFanControlParameters.ulMinFanSCLKAcousticLimit) ? 0 : -1); -+ -+ if (0 != 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_tonga_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)) { -+ tonga_fan_ctrl_start_smc_fan_control(hwmgr); -+ tonga_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_tonga_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 tonga_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_tonga_thermal_initialize(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) -+{ -+ return tonga_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_tonga_thermal_enable_alert(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) -+{ -+ return tonga_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_tonga_thermal_disable_alert(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result) -+{ -+ return tonga_thermal_disable_alert(hwmgr); -+} -+ -+static struct phm_master_table_item tonga_thermal_start_thermal_controller_master_list[] = { -+ { NULL, tf_tonga_thermal_initialize }, -+ { NULL, tf_tonga_thermal_set_temperature_range }, -+ { NULL, tf_tonga_thermal_enable_alert }, -+/* 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_tonga_thermal_setup_fan_table}, -+ { NULL, tf_tonga_thermal_start_smc_fan_control}, -+ { NULL, NULL } -+}; -+ -+static struct phm_master_table_header tonga_thermal_start_thermal_controller_master = { -+ 0, -+ PHM_MasterTableFlag_None, -+ tonga_thermal_start_thermal_controller_master_list -+}; -+ -+static struct phm_master_table_item tonga_thermal_set_temperature_range_master_list[] = { -+ { NULL, tf_tonga_thermal_disable_alert}, -+ { NULL, tf_tonga_thermal_set_temperature_range}, -+ { NULL, tf_tonga_thermal_enable_alert}, -+ { NULL, NULL } -+}; -+ -+struct phm_master_table_header tonga_thermal_set_temperature_range_master = { -+ 0, -+ PHM_MasterTableFlag_None, -+ tonga_thermal_set_temperature_range_master_list -+}; -+ -+int tonga_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr) -+{ -+ if (!hwmgr->thermal_controller.fanInfo.bNoFan) -+ tonga_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_tonga_thermal_initialize(struct pp_hwmgr *hwmgr) -+{ -+ int result; -+ -+ result = phm_construct_table(hwmgr, &tonga_thermal_set_temperature_range_master, &(hwmgr->set_temperature_range)); -+ -+ if (0 == result) { -+ result = phm_construct_table(hwmgr, -+ &tonga_thermal_start_thermal_controller_master, -+ &(hwmgr->start_thermal_controller)); -+ if (0 != result) -+ phm_destroy_table(hwmgr, &(hwmgr->set_temperature_range)); -+ } -+ -+ if (0 == result) -+ hwmgr->fan_ctrl_is_in_default_mode = true; -+ return result; -+} -+ -diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.h b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.h -new file mode 100644 -index 0000000..07680a7 ---- /dev/null -+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_thermal.h -@@ -0,0 +1,60 @@ -+/* -+ * 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. -+ * -+ */ -+ -+#ifndef TONGA_THERMAL_H -+#define TONGA_THERMAL_H -+ -+#include "hwmgr.h" -+ -+#define TONGA_THERMAL_HIGH_ALERT_MASK 0x1 -+#define TONGA_THERMAL_LOW_ALERT_MASK 0x2 -+ -+#define TONGA_THERMAL_MINIMUM_TEMP_READING -256 -+#define TONGA_THERMAL_MAXIMUM_TEMP_READING 255 -+ -+#define TONGA_THERMAL_MINIMUM_ALERT_TEMP 0 -+#define TONGA_THERMAL_MAXIMUM_ALERT_TEMP 255 -+ -+#define FDO_PWM_MODE_STATIC 1 -+#define FDO_PWM_MODE_STATIC_RPM 5 -+ -+ -+extern int tf_tonga_thermal_initialize(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+extern int tf_tonga_thermal_set_temperature_range(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+extern int tf_tonga_thermal_enable_alert(struct pp_hwmgr *hwmgr, void *input, void *output, void *storage, int result); -+ -+extern int tonga_thermal_get_temperature(struct pp_hwmgr *hwmgr); -+extern int tonga_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr); -+extern int tonga_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, struct phm_fan_speed_info *fan_speed_info); -+extern int tonga_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t *speed); -+extern int tonga_fan_ctrl_set_default_mode(struct pp_hwmgr *hwmgr); -+extern int tonga_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode); -+extern int tonga_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t speed); -+extern int tonga_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr); -+extern int pp_tonga_thermal_initialize(struct pp_hwmgr *hwmgr); -+extern int tonga_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr); -+extern int tonga_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed); -+extern int tonga_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed); -+ -+#endif -+ --- -2.7.4 - |