1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
| /*
| * Copyright 2019 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.
| *
| * Authors: AMD
| *
| */
|
| #ifndef _DMUB_REG_H_
| #define _DMUB_REG_H_
|
| #include "../inc/dmub_cmd.h"
|
| struct dmub_srv;
|
| /* Register offset and field lookup. */
|
| #define BASE(seg) BASE_INNER(seg)
|
| #define REG_OFFSET(reg_name) (BASE(mm##reg_name##_BASE_IDX) + mm##reg_name)
|
| #define FD_SHIFT(reg_name, field) reg_name##__##field##__SHIFT
|
| #define FD_MASK(reg_name, field) reg_name##__##field##_MASK
|
| #define REG(reg) (REGS)->offset.reg
|
| #define FD(reg_field) (REGS)->shift.reg_field, (REGS)->mask.reg_field
|
| #define FN(reg_name, field) FD(reg_name##__##field)
|
| /* Register reads and writes. */
|
| #define REG_READ(reg) ((CTX)->funcs.reg_read((CTX)->user_ctx, REG(reg)))
|
| #define REG_WRITE(reg, val) \
| ((CTX)->funcs.reg_write((CTX)->user_ctx, REG(reg), (val)))
|
| /* Register field setting. */
|
| #define REG_SET_N(reg_name, n, initial_val, ...) \
| dmub_reg_set(CTX, REG(reg_name), initial_val, n, __VA_ARGS__)
|
| #define REG_SET(reg_name, initial_val, field, val) \
| REG_SET_N(reg_name, 1, initial_val, \
| FN(reg_name, field), val)
|
| #define REG_SET_2(reg, init_value, f1, v1, f2, v2) \
| REG_SET_N(reg, 2, init_value, \
| FN(reg, f1), v1, \
| FN(reg, f2), v2)
|
| #define REG_SET_3(reg, init_value, f1, v1, f2, v2, f3, v3) \
| REG_SET_N(reg, 3, init_value, \
| FN(reg, f1), v1, \
| FN(reg, f2), v2, \
| FN(reg, f3), v3)
|
| #define REG_SET_4(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4) \
| REG_SET_N(reg, 4, init_value, \
| FN(reg, f1), v1, \
| FN(reg, f2), v2, \
| FN(reg, f3), v3, \
| FN(reg, f4), v4)
|
| /* Register field updating. */
|
| #define REG_UPDATE_N(reg_name, n, ...)\
| dmub_reg_update(CTX, REG(reg_name), n, __VA_ARGS__)
|
| #define REG_UPDATE(reg_name, field, val) \
| REG_UPDATE_N(reg_name, 1, \
| FN(reg_name, field), val)
|
| #define REG_UPDATE_2(reg, f1, v1, f2, v2) \
| REG_UPDATE_N(reg, 2,\
| FN(reg, f1), v1,\
| FN(reg, f2), v2)
|
| #define REG_UPDATE_3(reg, f1, v1, f2, v2, f3, v3) \
| REG_UPDATE_N(reg, 3, \
| FN(reg, f1), v1, \
| FN(reg, f2), v2, \
| FN(reg, f3), v3)
|
| #define REG_UPDATE_4(reg, f1, v1, f2, v2, f3, v3, f4, v4) \
| REG_UPDATE_N(reg, 4, \
| FN(reg, f1), v1, \
| FN(reg, f2), v2, \
| FN(reg, f3), v3, \
| FN(reg, f4), v4)
|
| /* Register field getting. */
|
| #define REG_GET(reg_name, field, val) \
| dmub_reg_get(CTX, REG(reg_name), FN(reg_name, field), val)
|
| void dmub_reg_set(struct dmub_srv *srv, uint32_t addr, uint32_t reg_val, int n,
| uint8_t shift1, uint32_t mask1, uint32_t field_value1, ...);
|
| void dmub_reg_update(struct dmub_srv *srv, uint32_t addr, int n, uint8_t shift1,
| uint32_t mask1, uint32_t field_value1, ...);
|
| void dmub_reg_get(struct dmub_srv *srv, uint32_t addr, uint8_t shift,
| uint32_t mask, uint32_t *field_value);
|
| #endif /* _DMUB_REG_H_ */
|
|
