drivers/gpu/drm/amd/powerplay/hwmgr/iceland_thermal.h

   1 /*
   2  * Copyright 2016 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  * Author: Huang Rui <ray.huang@amd.com>
  23  *
  24  */
  25
  26 #ifndef ICELAND_THERMAL_H
  27 #define ICELAND_THERMAL_H
  28
  29 #include "hwmgr.h"
  30
  31 #define ICELAND_THERMAL_HIGH_ALERT_MASK         0x1
  32 #define ICELAND_THERMAL_LOW_ALERT_MASK          0x2
  33
  34 #define ICELAND_THERMAL_MINIMUM_TEMP_READING    -256
  35 #define ICELAND_THERMAL_MAXIMUM_TEMP_READING    255
  36
  37 #define ICELAND_THERMAL_MINIMUM_ALERT_TEMP      0
  38 #define ICELAND_THERMAL_MAXIMUM_ALERT_TEMP      255
  39
  40 #define FDO_PWM_MODE_STATIC  1
  41 #define FDO_PWM_MODE_STATIC_RPM 5
  42
  43
  44 extern int iceland_thermal_get_temperature(struct pp_hwmgr *hwmgr);
  45 extern int iceland_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
  46 extern int iceland_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr, struct phm_fan_speed_info *fan_speed_info);
  47 extern int iceland_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t *speed);
  48 extern int iceland_fan_ctrl_set_static_mode(struct pp_hwmgr *hwmgr, uint32_t mode);
  49 extern int iceland_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr, uint32_t speed);
  50 extern int iceland_fan_ctrl_reset_fan_speed_to_default(struct pp_hwmgr *hwmgr);
  51 extern int pp_iceland_thermal_initialize(struct pp_hwmgr *hwmgr);
  52 extern int iceland_thermal_ctrl_uninitialize_thermal_controller(struct pp_hwmgr *hwmgr);
  53 extern int iceland_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t speed);
  54 extern int iceland_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr, uint32_t *speed);
  55 extern int iceland_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);
  56
  57 #endif
  58