xref: /linux/drivers/gpu/drm/amd/amdgpu/mmsch_v5_0.h (revision b08494a8f7416e5f09907318c5460ad6f6e2a548)
1 /*
2  * Copyright 2023 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  */
23 
24 #ifndef __MMSCH_V5_0_H__
25 #define __MMSCH_V5_0_H__
26 
27 #include "amdgpu_vcn.h"
28 
29 #define MMSCH_VERSION_MAJOR	5
30 #define MMSCH_VERSION_MINOR	0
31 #define MMSCH_VERSION	(MMSCH_VERSION_MAJOR << 16 | MMSCH_VERSION_MINOR)
32 
33 #define RB_ENABLED (1 << 0)
34 #define RB4_ENABLED (1 << 1)
35 
36 #define MMSCH_VF_ENGINE_STATUS__PASS 0x1
37 
38 #define MMSCH_VF_MAILBOX_RESP__OK                      0x1
39 #define MMSCH_VF_MAILBOX_RESP__INCOMPLETE              0x2
40 #define MMSCH_VF_MAILBOX_RESP__FAILED                  0x3
41 #define MMSCH_VF_MAILBOX_RESP__FAILED_SMALL_CTX_SIZE   0x4
42 #define MMSCH_VF_MAILBOX_RESP__UNKNOWN_CMD             0x5
43 
44 enum mmsch_v5_0_command_type {
45 	MMSCH_COMMAND__DIRECT_REG_WRITE = 0,
46 	MMSCH_COMMAND__DIRECT_REG_POLLING = 2,
47 	MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE = 3,
48 	MMSCH_COMMAND__INDIRECT_REG_WRITE = 8,
49 	MMSCH_COMMAND__END = 0xf
50 };
51 
52 struct mmsch_v5_0_table_info {
53 	uint32_t init_status;
54 	uint32_t table_offset;
55 	uint32_t table_size;
56 };
57 
58 struct mmsch_v5_0_init_header {
59 	uint32_t version;
60 	uint32_t total_size;
61 	struct mmsch_v5_0_table_info vcn0;
62 	struct mmsch_v5_0_table_info mjpegdec0[5];
63 	struct mmsch_v5_0_table_info mjpegdec1[5];
64 };
65 
66 struct mmsch_v5_0_cmd_direct_reg_header {
67 	uint32_t reg_offset   : 28;
68 	uint32_t command_type : 4;
69 };
70 
71 struct mmsch_v5_0_cmd_indirect_reg_header {
72 	uint32_t reg_offset    : 20;
73 	uint32_t reg_idx_space : 8;
74 	uint32_t command_type  : 4;
75 };
76 
77 struct mmsch_v5_0_cmd_direct_write {
78 	struct mmsch_v5_0_cmd_direct_reg_header cmd_header;
79 	uint32_t reg_value;
80 };
81 
82 struct mmsch_v5_0_cmd_direct_read_modify_write {
83 	struct mmsch_v5_0_cmd_direct_reg_header cmd_header;
84 	uint32_t write_data;
85 	uint32_t mask_value;
86 };
87 
88 struct mmsch_v5_0_cmd_direct_polling {
89 	struct mmsch_v5_0_cmd_direct_reg_header cmd_header;
90 	uint32_t mask_value;
91 	uint32_t wait_value;
92 };
93 
94 struct mmsch_v5_0_cmd_end {
95 	struct mmsch_v5_0_cmd_direct_reg_header cmd_header;
96 };
97 
98 struct mmsch_v5_0_cmd_indirect_write {
99 	struct mmsch_v5_0_cmd_indirect_reg_header cmd_header;
100 	uint32_t reg_value;
101 };
102 
103 #define MMSCH_V5_0_INSERT_DIRECT_RD_MOD_WT(reg, mask, data) { \
104 	size = sizeof(struct mmsch_v5_0_cmd_direct_read_modify_write); \
105 	size_dw = size / 4; \
106 	direct_rd_mod_wt.cmd_header.reg_offset = reg; \
107 	direct_rd_mod_wt.mask_value = mask; \
108 	direct_rd_mod_wt.write_data = data; \
109 	memcpy((void *)table_loc, &direct_rd_mod_wt, size); \
110 	table_loc += size_dw; \
111 	table_size += size_dw; \
112 }
113 
114 #define MMSCH_V5_0_INSERT_DIRECT_WT(reg, value) { \
115 	size = sizeof(struct mmsch_v5_0_cmd_direct_write); \
116 	size_dw = size / 4; \
117 	direct_wt.cmd_header.reg_offset = reg; \
118 	direct_wt.reg_value = value; \
119 	memcpy((void *)table_loc, &direct_wt, size); \
120 	table_loc += size_dw; \
121 	table_size += size_dw; \
122 }
123 
124 #define MMSCH_V5_0_INSERT_DIRECT_POLL(reg, mask, wait) { \
125 	size = sizeof(struct mmsch_v5_0_cmd_direct_polling); \
126 	size_dw = size / 4; \
127 	direct_poll.cmd_header.reg_offset = reg; \
128 	direct_poll.mask_value = mask; \
129 	direct_poll.wait_value = wait; \
130 	memcpy((void *)table_loc, &direct_poll, size); \
131 	table_loc += size_dw; \
132 	table_size += size_dw; \
133 }
134 
135 #define MMSCH_V5_0_INSERT_END() { \
136 	size = sizeof(struct mmsch_v5_0_cmd_end); \
137 	size_dw = size / 4; \
138 	memcpy((void *)table_loc, &end, size); \
139 	table_loc += size_dw; \
140 	table_size += size_dw; \
141 }
142 
143 #endif
144 
145