xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/amdgpu/amdgpu_dpm.h (revision 82d56013d7b633d116a93943de88e08335357a7c)
1 /*	$NetBSD: amdgpu_dpm.h,v 1.2 2018/08/27 04:58:19 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2014 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 #ifndef __AMDGPU_DPM_H__
26 #define __AMDGPU_DPM_H__
27 
28 #define R600_SSTU_DFLT                               0
29 #define R600_SST_DFLT                                0x00C8
30 
31 /* XXX are these ok? */
32 #define R600_TEMP_RANGE_MIN (90 * 1000)
33 #define R600_TEMP_RANGE_MAX (120 * 1000)
34 
35 #define FDO_PWM_MODE_STATIC  1
36 #define FDO_PWM_MODE_STATIC_RPM 5
37 
38 enum amdgpu_td {
39 	AMDGPU_TD_AUTO,
40 	AMDGPU_TD_UP,
41 	AMDGPU_TD_DOWN,
42 };
43 
44 enum amdgpu_display_watermark {
45 	AMDGPU_DISPLAY_WATERMARK_LOW = 0,
46 	AMDGPU_DISPLAY_WATERMARK_HIGH = 1,
47 };
48 
49 enum amdgpu_display_gap
50 {
51     AMDGPU_PM_DISPLAY_GAP_VBLANK_OR_WM = 0,
52     AMDGPU_PM_DISPLAY_GAP_VBLANK       = 1,
53     AMDGPU_PM_DISPLAY_GAP_WATERMARK    = 2,
54     AMDGPU_PM_DISPLAY_GAP_IGNORE       = 3,
55 };
56 
57 void amdgpu_dpm_print_class_info(u32 class, u32 class2);
58 void amdgpu_dpm_print_cap_info(u32 caps);
59 void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
60 				struct amdgpu_ps *rps);
61 u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev);
62 u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev);
63 bool amdgpu_is_uvd_state(u32 class, u32 class2);
64 void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
65 			      u32 *p, u32 *u);
66 int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th);
67 
68 bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor);
69 
70 int amdgpu_get_platform_caps(struct amdgpu_device *adev);
71 
72 int amdgpu_parse_extended_power_table(struct amdgpu_device *adev);
73 void amdgpu_free_extended_power_table(struct amdgpu_device *adev);
74 
75 void amdgpu_add_thermal_controller(struct amdgpu_device *adev);
76 
77 enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
78 						 u32 sys_mask,
79 						 enum amdgpu_pcie_gen asic_gen,
80 						 enum amdgpu_pcie_gen default_gen);
81 
82 u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
83 				 u16 asic_lanes,
84 				 u16 default_lanes);
85 u8 amdgpu_encode_pci_lane_width(u32 lanes);
86 
87 #endif
88