xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/powerplay/hwmgr/vega20_thermal.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: vega20_thermal.h,v 1.2 2021/12/18 23:45:26 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2018 Advanced Micro Devices, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  */
25 
26 #ifndef VEGA20_THERMAL_H
27 #define VEGA20_THERMAL_H
28 
29 #include "hwmgr.h"
30 
31 struct vega20_temperature {
32 	uint16_t edge_temp;
33 	uint16_t hot_spot_temp;
34 	uint16_t hbm_temp;
35 	uint16_t vr_soc_temp;
36 	uint16_t vr_mem_temp;
37 	uint16_t liquid1_temp;
38 	uint16_t liquid2_temp;
39 	uint16_t plx_temp;
40 };
41 
42 #define VEGA20_THERMAL_HIGH_ALERT_MASK         0x1
43 #define VEGA20_THERMAL_LOW_ALERT_MASK          0x2
44 
45 #define VEGA20_THERMAL_MINIMUM_TEMP_READING    -256
46 #define VEGA20_THERMAL_MAXIMUM_TEMP_READING    255
47 
48 #define VEGA20_THERMAL_MINIMUM_ALERT_TEMP      0
49 #define VEGA20_THERMAL_MAXIMUM_ALERT_TEMP      255
50 
51 #define FDO_PWM_MODE_STATIC  1
52 #define FDO_PWM_MODE_STATIC_RPM 5
53 
54 extern int vega20_thermal_get_temperature(struct pp_hwmgr *hwmgr);
55 extern int vega20_fan_ctrl_get_fan_speed_info(struct pp_hwmgr *hwmgr,
56 		struct phm_fan_speed_info *fan_speed_info);
57 extern int vega20_fan_ctrl_get_fan_speed_rpm(struct pp_hwmgr *hwmgr,
58 		uint32_t *speed);
59 extern int vega20_fan_ctrl_set_fan_speed_rpm(struct pp_hwmgr *hwmgr,
60 		uint32_t speed);
61 extern int vega20_fan_ctrl_get_fan_speed_percent(struct pp_hwmgr *hwmgr,
62 		uint32_t *speed);
63 extern int vega20_fan_ctrl_set_fan_speed_percent(struct pp_hwmgr *hwmgr,
64 		uint32_t speed);
65 extern int vega20_fan_ctrl_stop_smc_fan_control(struct pp_hwmgr *hwmgr);
66 extern int vega20_fan_ctrl_start_smc_fan_control(struct pp_hwmgr *hwmgr);
67 extern int vega20_thermal_disable_alert(struct pp_hwmgr *hwmgr);
68 extern int vega20_start_thermal_controller(struct pp_hwmgr *hwmgr,
69 				struct PP_TemperatureRange *range);
70 extern int vega20_thermal_stop_thermal_controller(struct pp_hwmgr *hwmgr);
71 
72 #endif
73 
74