1 /* $NetBSD: mmsch_v1_0.h,v 1.2 2021/12/18 23:44:59 riastradh Exp $ */
2
3 /*
4 * Copyright 2017 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 __MMSCH_V1_0_H__
27 #define __MMSCH_V1_0_H__
28
29 #define MMSCH_VERSION_MAJOR 1
30 #define MMSCH_VERSION_MINOR 0
31 #define MMSCH_VERSION (MMSCH_VERSION_MAJOR << 16 | MMSCH_VERSION_MINOR)
32
33 enum mmsch_v1_0_command_type {
34 MMSCH_COMMAND__DIRECT_REG_WRITE = 0,
35 MMSCH_COMMAND__DIRECT_REG_POLLING = 2,
36 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3,
37 MMSCH_COMMAND__INDIRECT_REG_WRITE = 8,
38 MMSCH_COMMAND__END = 0xf
39 };
40
41 struct mmsch_v1_0_init_header {
42 uint32_t version;
43 uint32_t header_size;
44 uint32_t vce_init_status;
45 uint32_t uvd_init_status;
46 uint32_t vce_table_offset;
47 uint32_t vce_table_size;
48 uint32_t uvd_table_offset;
49 uint32_t uvd_table_size;
50 };
51
52 struct mmsch_vf_eng_init_header {
53 uint32_t init_status;
54 uint32_t table_offset;
55 uint32_t table_size;
56 };
57
58 struct mmsch_v1_1_init_header {
59 uint32_t version;
60 uint32_t total_size;
61 struct mmsch_vf_eng_init_header eng[2];
62 };
63
64 struct mmsch_v1_0_cmd_direct_reg_header {
65 uint32_t reg_offset : 28;
66 uint32_t command_type : 4;
67 };
68
69 struct mmsch_v1_0_cmd_indirect_reg_header {
70 uint32_t reg_offset : 20;
71 uint32_t reg_idx_space : 8;
72 uint32_t command_type : 4;
73 };
74
75 struct mmsch_v1_0_cmd_direct_write {
76 struct mmsch_v1_0_cmd_direct_reg_header cmd_header;
77 uint32_t reg_value;
78 };
79
80 struct mmsch_v1_0_cmd_direct_read_modify_write {
81 struct mmsch_v1_0_cmd_direct_reg_header cmd_header;
82 uint32_t write_data;
83 uint32_t mask_value;
84 };
85
86 struct mmsch_v1_0_cmd_direct_polling {
87 struct mmsch_v1_0_cmd_direct_reg_header cmd_header;
88 uint32_t mask_value;
89 uint32_t wait_value;
90 };
91
92 struct mmsch_v1_0_cmd_end {
93 struct mmsch_v1_0_cmd_direct_reg_header cmd_header;
94 };
95
96 struct mmsch_v1_0_cmd_indirect_write {
97 struct mmsch_v1_0_cmd_indirect_reg_header cmd_header;
98 uint32_t reg_value;
99 };
100
mmsch_v1_0_insert_direct_wt(struct mmsch_v1_0_cmd_direct_write * direct_wt,uint32_t * init_table,uint32_t reg_offset,uint32_t value)101 static inline void mmsch_v1_0_insert_direct_wt(struct mmsch_v1_0_cmd_direct_write *direct_wt,
102 uint32_t *init_table,
103 uint32_t reg_offset,
104 uint32_t value)
105 {
106 direct_wt->cmd_header.reg_offset = reg_offset;
107 direct_wt->reg_value = value;
108 memcpy((void *)init_table, direct_wt, sizeof(struct mmsch_v1_0_cmd_direct_write));
109 }
110
mmsch_v1_0_insert_direct_rd_mod_wt(struct mmsch_v1_0_cmd_direct_read_modify_write * direct_rd_mod_wt,uint32_t * init_table,uint32_t reg_offset,uint32_t mask,uint32_t data)111 static inline void mmsch_v1_0_insert_direct_rd_mod_wt(struct mmsch_v1_0_cmd_direct_read_modify_write *direct_rd_mod_wt,
112 uint32_t *init_table,
113 uint32_t reg_offset,
114 uint32_t mask, uint32_t data)
115 {
116 direct_rd_mod_wt->cmd_header.reg_offset = reg_offset;
117 direct_rd_mod_wt->mask_value = mask;
118 direct_rd_mod_wt->write_data = data;
119 memcpy((void *)init_table, direct_rd_mod_wt,
120 sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write));
121 }
122
mmsch_v1_0_insert_direct_poll(struct mmsch_v1_0_cmd_direct_polling * direct_poll,uint32_t * init_table,uint32_t reg_offset,uint32_t mask,uint32_t wait)123 static inline void mmsch_v1_0_insert_direct_poll(struct mmsch_v1_0_cmd_direct_polling *direct_poll,
124 uint32_t *init_table,
125 uint32_t reg_offset,
126 uint32_t mask, uint32_t wait)
127 {
128 direct_poll->cmd_header.reg_offset = reg_offset;
129 direct_poll->mask_value = mask;
130 direct_poll->wait_value = wait;
131 memcpy((void *)init_table, direct_poll, sizeof(struct mmsch_v1_0_cmd_direct_polling));
132 }
133
134 #define MMSCH_V1_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \
135 mmsch_v1_0_insert_direct_rd_mod_wt(&direct_rd_mod_wt, \
136 init_table, (reg), \
137 (mask), (data)); \
138 init_table += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \
139 table_size += sizeof(struct mmsch_v1_0_cmd_direct_read_modify_write)/4; \
140 }
141
142 #define MMSCH_V1_0_INSERT_DIRECT_WT(reg, value) { \
143 mmsch_v1_0_insert_direct_wt(&direct_wt, \
144 init_table, (reg), \
145 (value)); \
146 init_table += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \
147 table_size += sizeof(struct mmsch_v1_0_cmd_direct_write)/4; \
148 }
149
150 #define MMSCH_V1_0_INSERT_DIRECT_POLL(reg, mask, wait) { \
151 mmsch_v1_0_insert_direct_poll(&direct_poll, \
152 init_table, (reg), \
153 (mask), (wait)); \
154 init_table += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \
155 table_size += sizeof(struct mmsch_v1_0_cmd_direct_polling)/4; \
156 }
157
158 #endif
159