xref: /openbmc/linux/drivers/gpu/drm/amd/amdgpu/mca_v3_0.c (revision 7a2f6f61)
1 /*
2  * Copyright 2021 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 #include "amdgpu_ras.h"
24 #include "amdgpu.h"
25 #include "amdgpu_mca.h"
26 
27 #define smnMCMP0_STATUST0 	0x03830408
28 #define smnMCMP1_STATUST0 	0x03b30408
29 #define smnMCMPIO_STATUST0 	0x0c930408
30 
31 
32 static void mca_v3_0_mp0_query_ras_error_count(struct amdgpu_device *adev,
33 					       void *ras_error_status)
34 {
35 	amdgpu_mca_query_ras_error_count(adev,
36 				         smnMCMP0_STATUST0,
37 				         ras_error_status);
38 }
39 
40 static int mca_v3_0_ras_block_match(struct amdgpu_ras_block_object *block_obj,
41 				enum amdgpu_ras_block block, uint32_t sub_block_index)
42 {
43 	if (!block_obj)
44 		return -EINVAL;
45 
46 	if ((block_obj->ras_comm.block == block) &&
47 		(block_obj->ras_comm.sub_block_index == sub_block_index)) {
48 		return 0;
49 	}
50 
51 	return -EINVAL;
52 }
53 
54 const struct amdgpu_ras_block_hw_ops mca_v3_0_mp0_hw_ops = {
55 	.query_ras_error_count = mca_v3_0_mp0_query_ras_error_count,
56 	.query_ras_error_address = NULL,
57 };
58 
59 struct amdgpu_mca_ras_block mca_v3_0_mp0_ras = {
60 	.ras_block = {
61 		.ras_comm = {
62 			.block = AMDGPU_RAS_BLOCK__MCA,
63 			.sub_block_index = AMDGPU_RAS_MCA_BLOCK__MP0,
64 			.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
65 			.name = "mp0",
66 		},
67 		.hw_ops = &mca_v3_0_mp0_hw_ops,
68 		.ras_block_match = mca_v3_0_ras_block_match,
69 	},
70 };
71 
72 static void mca_v3_0_mp1_query_ras_error_count(struct amdgpu_device *adev,
73 					       void *ras_error_status)
74 {
75 	amdgpu_mca_query_ras_error_count(adev,
76 				         smnMCMP1_STATUST0,
77 				         ras_error_status);
78 }
79 
80 const struct amdgpu_ras_block_hw_ops mca_v3_0_mp1_hw_ops = {
81 	.query_ras_error_count = mca_v3_0_mp1_query_ras_error_count,
82 	.query_ras_error_address = NULL,
83 };
84 
85 struct amdgpu_mca_ras_block mca_v3_0_mp1_ras = {
86 	.ras_block = {
87 		.ras_comm = {
88 			.block = AMDGPU_RAS_BLOCK__MCA,
89 			.sub_block_index = AMDGPU_RAS_MCA_BLOCK__MP1,
90 			.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
91 			.name = "mp1",
92 		},
93 		.hw_ops = &mca_v3_0_mp1_hw_ops,
94 		.ras_block_match = mca_v3_0_ras_block_match,
95 	},
96 };
97 
98 static void mca_v3_0_mpio_query_ras_error_count(struct amdgpu_device *adev,
99 					       void *ras_error_status)
100 {
101 	amdgpu_mca_query_ras_error_count(adev,
102 				         smnMCMPIO_STATUST0,
103 				         ras_error_status);
104 }
105 
106 const struct amdgpu_ras_block_hw_ops mca_v3_0_mpio_hw_ops = {
107 	.query_ras_error_count = mca_v3_0_mpio_query_ras_error_count,
108 	.query_ras_error_address = NULL,
109 };
110 
111 struct amdgpu_mca_ras_block mca_v3_0_mpio_ras = {
112 	.ras_block = {
113 		.ras_comm = {
114 			.block = AMDGPU_RAS_BLOCK__MCA,
115 			.sub_block_index = AMDGPU_RAS_MCA_BLOCK__MPIO,
116 			.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE,
117 			.name = "mpio",
118 		},
119 		.hw_ops = &mca_v3_0_mpio_hw_ops,
120 		.ras_block_match = mca_v3_0_ras_block_match,
121 	},
122 };
123 
124 
125 static void mca_v3_0_init(struct amdgpu_device *adev)
126 {
127 	struct amdgpu_mca *mca = &adev->mca;
128 
129 	mca->mp0.ras = &mca_v3_0_mp0_ras;
130 	mca->mp1.ras = &mca_v3_0_mp1_ras;
131 	mca->mpio.ras = &mca_v3_0_mpio_ras;
132 	amdgpu_ras_register_ras_block(adev, &mca->mp0.ras->ras_block);
133 	amdgpu_ras_register_ras_block(adev, &mca->mp1.ras->ras_block);
134 	amdgpu_ras_register_ras_block(adev, &mca->mpio.ras->ras_block);
135 	mca->mp0.ras_if = &mca->mp0.ras->ras_block.ras_comm;
136 	mca->mp1.ras_if = &mca->mp1.ras->ras_block.ras_comm;
137 	mca->mpio.ras_if = &mca->mpio.ras->ras_block.ras_comm;
138 }
139 
140 const struct amdgpu_mca_funcs mca_v3_0_funcs = {
141 	.init = mca_v3_0_init,
142 };