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 #include "amdgpu.h" 25 #include "amdgpu_ras.h" 26 27 int amdgpu_umc_ras_late_init(struct amdgpu_device *adev, void *ras_ih_info) 28 { 29 int r; 30 struct ras_ih_if *ih_info = (struct ras_ih_if *)ras_ih_info; 31 struct ras_fs_if fs_info = { 32 .sysfs_name = "umc_err_count", 33 .debugfs_name = "umc_err_inject", 34 }; 35 36 if (!ih_info) 37 return -EINVAL; 38 39 if (!adev->gmc.umc_ras_if) { 40 adev->gmc.umc_ras_if = 41 kmalloc(sizeof(struct ras_common_if), GFP_KERNEL); 42 if (!adev->gmc.umc_ras_if) 43 return -ENOMEM; 44 adev->gmc.umc_ras_if->block = AMDGPU_RAS_BLOCK__UMC; 45 adev->gmc.umc_ras_if->type = AMDGPU_RAS_ERROR__MULTI_UNCORRECTABLE; 46 adev->gmc.umc_ras_if->sub_block_index = 0; 47 strcpy(adev->gmc.umc_ras_if->name, "umc"); 48 } 49 ih_info->head = fs_info.head = *adev->gmc.umc_ras_if; 50 51 r = amdgpu_ras_late_init(adev, adev->gmc.umc_ras_if, 52 &fs_info, ih_info); 53 if (r) 54 goto free; 55 56 if (amdgpu_ras_is_supported(adev, adev->gmc.umc_ras_if->block)) { 57 r = amdgpu_irq_get(adev, &adev->gmc.ecc_irq, 0); 58 if (r) 59 goto late_fini; 60 } else { 61 r = 0; 62 goto free; 63 } 64 65 /* ras init of specific umc version */ 66 if (adev->umc.funcs && adev->umc.funcs->err_cnt_init) 67 adev->umc.funcs->err_cnt_init(adev); 68 69 return 0; 70 71 late_fini: 72 amdgpu_ras_late_fini(adev, adev->gmc.umc_ras_if, ih_info); 73 free: 74 kfree(adev->gmc.umc_ras_if); 75 adev->gmc.umc_ras_if = NULL; 76 return r; 77 } 78