1/*
2 * Copyright (C) 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
12 * in all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
15 * OR 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) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
18 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
19 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
20 */
21#include "amdgpu.h"
22#include "amdgpu_ras.h"
23
24int amdgpu_mmhub_ras_sw_init(struct amdgpu_device *adev)
25{
26 int err;
27 struct amdgpu_mmhub_ras *ras;
28
29 if (!adev->mmhub.ras)
30 return 0;
31
32 ras = adev->mmhub.ras;
33 err = amdgpu_ras_register_ras_block(adev, ras_block_obj: &ras->ras_block);
34 if (err) {
35 dev_err(adev->dev, "Failed to register mmhub ras block!\n");
36 return err;
37 }
38
39 strcpy(p: ras->ras_block.ras_comm.name, q: "mmhub");
40 ras->ras_block.ras_comm.block = AMDGPU_RAS_BLOCK__MMHUB;
41 ras->ras_block.ras_comm.type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE;
42 adev->mmhub.ras_if = &ras->ras_block.ras_comm;
43
44 /* mmhub ras follows amdgpu_ras_block_late_init_default for late init */
45 return 0;
46}
47

source code of linux/drivers/gpu/drm/amd/amdgpu/amdgpu_mmhub.c