xref: /linux/drivers/gpu/drm/amd/amdgpu/ta_ras_if.h (revision db5d28c0bfe566908719bec8e25443aabecbb802)
1 /*
2  * Copyright 2019 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 _TA_RAS_IF_H
25 #define _TA_RAS_IF_H
26 
27 #define RAS_TA_HOST_IF_VER	0
28 
29 /* Responses have bit 31 set */
30 #define RSP_ID_MASK (1U << 31)
31 #define RSP_ID(cmdId) (((uint32_t)(cmdId)) | RSP_ID_MASK)
32 
33 /* RAS related enumerations */
34 /**********************************************************/
35 enum ras_command {
36 	TA_RAS_COMMAND__ENABLE_FEATURES = 0,
37 	TA_RAS_COMMAND__DISABLE_FEATURES,
38 	TA_RAS_COMMAND__TRIGGER_ERROR,
39 	TA_RAS_COMMAND__QUERY_BLOCK_INFO,
40 	TA_RAS_COMMAND__QUERY_SUB_BLOCK_INFO,
41 	TA_RAS_COMMAND__QUERY_ADDRESS,
42 };
43 
44 enum ta_ras_status {
45 	TA_RAS_STATUS__SUCCESS                          = 0x0000,
46 	TA_RAS_STATUS__RESET_NEEDED                     = 0xA001,
47 	TA_RAS_STATUS__ERROR_INVALID_PARAMETER          = 0xA002,
48 	TA_RAS_STATUS__ERROR_RAS_NOT_AVAILABLE          = 0xA003,
49 	TA_RAS_STATUS__ERROR_RAS_DUPLICATE_CMD          = 0xA004,
50 	TA_RAS_STATUS__ERROR_INJECTION_FAILED           = 0xA005,
51 	TA_RAS_STATUS__ERROR_ASD_READ_WRITE             = 0xA006,
52 	TA_RAS_STATUS__ERROR_TOGGLE_DF_CSTATE           = 0xA007,
53 	TA_RAS_STATUS__ERROR_TIMEOUT                    = 0xA008,
54 	TA_RAS_STATUS__ERROR_BLOCK_DISABLED             = 0XA009,
55 	TA_RAS_STATUS__ERROR_GENERIC                    = 0xA00A,
56 	TA_RAS_STATUS__ERROR_RAS_MMHUB_INIT             = 0xA00B,
57 	TA_RAS_STATUS__ERROR_GET_DEV_INFO               = 0xA00C,
58 	TA_RAS_STATUS__ERROR_UNSUPPORTED_DEV            = 0xA00D,
59 	TA_RAS_STATUS__ERROR_NOT_INITIALIZED            = 0xA00E,
60 	TA_RAS_STATUS__ERROR_TEE_INTERNAL               = 0xA00F,
61 	TA_RAS_STATUS__ERROR_UNSUPPORTED_FUNCTION       = 0xA010,
62 	TA_RAS_STATUS__ERROR_SYS_DRV_REG_ACCESS         = 0xA011,
63 	TA_RAS_STATUS__ERROR_RAS_READ_WRITE             = 0xA012,
64 	TA_RAS_STATUS__ERROR_NULL_PTR                   = 0xA013,
65 	TA_RAS_STATUS__ERROR_UNSUPPORTED_IP             = 0xA014,
66 	TA_RAS_STATUS__ERROR_PCS_STATE_QUIET            = 0xA015,
67 	TA_RAS_STATUS__ERROR_PCS_STATE_ERROR            = 0xA016,
68 	TA_RAS_STATUS__ERROR_PCS_STATE_HANG             = 0xA017,
69 	TA_RAS_STATUS__ERROR_PCS_STATE_UNKNOWN          = 0xA018,
70 	TA_RAS_STATUS__ERROR_UNSUPPORTED_ERROR_INJ      = 0xA019,
71 	TA_RAS_STATUS__TEE_ERROR_ACCESS_DENIED          = 0xA01A
72 };
73 
74 enum ta_ras_block {
75 	TA_RAS_BLOCK__UMC = 0,
76 	TA_RAS_BLOCK__SDMA,
77 	TA_RAS_BLOCK__GFX,
78 	TA_RAS_BLOCK__MMHUB,
79 	TA_RAS_BLOCK__ATHUB,
80 	TA_RAS_BLOCK__PCIE_BIF,
81 	TA_RAS_BLOCK__HDP,
82 	TA_RAS_BLOCK__XGMI_WAFL,
83 	TA_RAS_BLOCK__DF,
84 	TA_RAS_BLOCK__SMN,
85 	TA_RAS_BLOCK__SEM,
86 	TA_RAS_BLOCK__MP0,
87 	TA_RAS_BLOCK__MP1,
88 	TA_RAS_BLOCK__FUSE,
89 	TA_RAS_BLOCK__MCA,
90 	TA_RAS_BLOCK__VCN,
91 	TA_RAS_BLOCK__JPEG,
92 	TA_NUM_BLOCK_MAX
93 };
94 
95 enum ta_ras_mca_block {
96 	TA_RAS_MCA_BLOCK__MP0   = 0,
97 	TA_RAS_MCA_BLOCK__MP1   = 1,
98 	TA_RAS_MCA_BLOCK__MPIO  = 2,
99 	TA_RAS_MCA_BLOCK__IOHC  = 3,
100 	TA_MCA_NUM_BLOCK_MAX
101 };
102 
103 enum ta_ras_error_type {
104 	TA_RAS_ERROR__NONE			= 0,
105 	TA_RAS_ERROR__PARITY			= 1,
106 	TA_RAS_ERROR__SINGLE_CORRECTABLE	= 2,
107 	TA_RAS_ERROR__MULTI_UNCORRECTABLE	= 4,
108 	TA_RAS_ERROR__POISON			= 8,
109 };
110 
111 enum ta_ras_address_type {
112 	TA_RAS_MCA_TO_PA,
113 	TA_RAS_PA_TO_MCA,
114 };
115 
116 /* Input/output structures for RAS commands */
117 /**********************************************************/
118 
119 struct ta_ras_enable_features_input {
120 	enum ta_ras_block	block_id;
121 	enum ta_ras_error_type	error_type;
122 };
123 
124 struct ta_ras_disable_features_input {
125 	enum ta_ras_block	block_id;
126 	enum ta_ras_error_type	error_type;
127 };
128 
129 struct ta_ras_trigger_error_input {
130 	enum ta_ras_block	block_id;		// ras-block. i.e. umc, gfx
131 	enum ta_ras_error_type	inject_error_type;	// type of error. i.e. single_correctable
132 	uint32_t		sub_block_index;	// mem block. i.e. hbm, sram etc.
133 	uint64_t		address;		// explicit address of error
134 	uint64_t		value;			// method if error injection. i.e persistent, coherent etc.
135 };
136 
137 struct ta_ras_init_flags {
138 	uint8_t poison_mode_en;
139 	uint8_t dgpu_mode;
140 	uint16_t xcc_mask;
141 	uint8_t channel_dis_num;
142 };
143 
144 struct ta_ras_mca_addr {
145 	uint64_t err_addr;
146 	uint32_t ch_inst;
147 	uint32_t umc_inst;
148 	uint32_t node_inst;
149 	uint32_t socket_id;
150 };
151 
152 struct ta_ras_phy_addr {
153 	uint64_t pa;
154 	uint32_t bank;
155 	uint32_t channel_idx;
156 };
157 
158 struct ta_ras_query_address_input {
159 	enum ta_ras_address_type addr_type;
160 	struct ta_ras_mca_addr ma;
161 	struct ta_ras_phy_addr pa;
162 };
163 
164 struct ta_ras_output_flags {
165 	uint8_t ras_init_success_flag;
166 	uint8_t err_inject_switch_disable_flag;
167 	uint8_t reg_access_failure_flag;
168 };
169 
170 struct ta_ras_query_address_output {
171 	/* don't use the flags here */
172 	struct ta_ras_output_flags flags;
173 	struct ta_ras_mca_addr ma;
174 	struct ta_ras_phy_addr pa;
175 };
176 
177 /* Common input structure for RAS callbacks */
178 /**********************************************************/
179 union ta_ras_cmd_input {
180 	struct ta_ras_init_flags		init_flags;
181 	struct ta_ras_enable_features_input	enable_features;
182 	struct ta_ras_disable_features_input	disable_features;
183 	struct ta_ras_trigger_error_input	trigger_error;
184 	struct ta_ras_query_address_input	address;
185 
186 	uint32_t reserve_pad[256];
187 };
188 
189 union ta_ras_cmd_output {
190 	struct ta_ras_output_flags flags;
191 	struct ta_ras_query_address_output address;
192 
193 	uint32_t reserve_pad[256];
194 };
195 
196 /* Shared Memory structures */
197 /**********************************************************/
198 struct ta_ras_shared_memory {
199 	uint32_t		    cmd_id;
200 	uint32_t		    resp_id;
201 	uint32_t	    	    ras_status;
202 	uint32_t		    if_version;
203 	union ta_ras_cmd_input	    ras_in_message;
204 	union ta_ras_cmd_output     ras_out_message;
205 };
206 
207 #endif // TL_RAS_IF_H_
208