/* * Copyright 2019 Advanced Micro Devices, Inc. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * */ #include "amdgpu.h" #include "amdgpu_ras.h" int amdgpu_mmhub_ras_late_init(struct amdgpu_device *adev) { int r; struct ras_ih_if ih_info = { .cb = NULL, }; struct ras_fs_if fs_info = { .sysfs_name = "mmhub_err_count", }; if (!adev->mmhub.ras_if) { adev->mmhub.ras_if = kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); if (!adev->mmhub.ras_if) return -ENOMEM; adev->mmhub.ras_if->block = AMDGPU_RAS_BLOCK__MMHUB; adev->mmhub.ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; adev->mmhub.ras_if->sub_block_index = 0; strcpy(adev->mmhub.ras_if->name, "mmhub"); } ih_info.head = fs_info.head = *adev->mmhub.ras_if; r = amdgpu_ras_late_init(adev, adev->mmhub.ras_if, &fs_info, &ih_info); if (r || !amdgpu_ras_is_supported(adev, adev->mmhub.ras_if->block)) { kfree(adev->mmhub.ras_if); adev->mmhub.ras_if = NULL; } return r; } void amdgpu_mmhub_ras_fini(struct amdgpu_device *adev) { if (amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__MMHUB) && adev->mmhub.ras_if) { struct ras_common_if *ras_if = adev->mmhub.ras_if; struct ras_ih_if ih_info = { .cb = NULL, }; amdgpu_ras_late_fini(adev, ras_if, &ih_info); kfree(ras_if); } }