87 lines · c
1/*2 * Copyright 2017 Advanced Micro Devices, Inc.3 *4 * Permission is hereby granted, free of charge, to any person obtaining a5 * copy of this software and associated documentation files (the "Software"),6 * to deal in the Software without restriction, including without limitation7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,8 * and/or sell copies of the Software, and to permit persons to whom the9 * Software is furnished to do so, subject to the following conditions:10 *11 * The above copyright notice and this permission notice shall be included in12 * all copies or substantial portions of the Software.13 *14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR18 * 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 OR20 * OTHER DEALINGS IN THE SOFTWARE.21 *22 */23 24#include "amdgpu.h"25#include "amdgpu_vf_error.h"26#include "mxgpu_ai.h"27 28void amdgpu_vf_error_put(struct amdgpu_device *adev,29 uint16_t sub_error_code,30 uint16_t error_flags,31 uint64_t error_data)32{33 int index;34 uint16_t error_code;35 36 if (!amdgpu_sriov_vf(adev))37 return;38 39 error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code);40 41 mutex_lock(&adev->virt.vf_errors.lock);42 index = adev->virt.vf_errors.write_count % AMDGPU_VF_ERROR_ENTRY_SIZE;43 adev->virt.vf_errors.code [index] = error_code;44 adev->virt.vf_errors.flags [index] = error_flags;45 adev->virt.vf_errors.data [index] = error_data;46 adev->virt.vf_errors.write_count ++;47 mutex_unlock(&adev->virt.vf_errors.lock);48}49 50 51void amdgpu_vf_error_trans_all(struct amdgpu_device *adev)52{53 /* u32 pf2vf_flags = 0; */54 u32 data1, data2, data3;55 int index;56 57 if ((NULL == adev) || (!amdgpu_sriov_vf(adev)) ||58 (!adev->virt.ops) || (!adev->virt.ops->trans_msg)) {59 return;60 }61/*62 TODO: Enable these code when pv2vf_info is merged63 AMDGPU_FW_VRAM_PF2VF_READ (adev, feature_flags, &pf2vf_flags);64 if (!(pf2vf_flags & AMDGIM_FEATURE_ERROR_LOG_COLLECT)) {65 return;66 }67*/68 69 mutex_lock(&adev->virt.vf_errors.lock);70 /* The errors are overlay of array, correct read_count as full. */71 if (adev->virt.vf_errors.write_count - adev->virt.vf_errors.read_count > AMDGPU_VF_ERROR_ENTRY_SIZE) {72 adev->virt.vf_errors.read_count = adev->virt.vf_errors.write_count - AMDGPU_VF_ERROR_ENTRY_SIZE;73 }74 75 while (adev->virt.vf_errors.read_count < adev->virt.vf_errors.write_count) {76 index =adev->virt.vf_errors.read_count % AMDGPU_VF_ERROR_ENTRY_SIZE;77 data1 = AMDGIM_ERROR_CODE_FLAGS_TO_MAILBOX(adev->virt.vf_errors.code[index],78 adev->virt.vf_errors.flags[index]);79 data2 = adev->virt.vf_errors.data[index] & 0xFFFFFFFF;80 data3 = (adev->virt.vf_errors.data[index] >> 32) & 0xFFFFFFFF;81 82 adev->virt.ops->trans_msg(adev, IDH_LOG_VF_ERROR, data1, data2, data3);83 adev->virt.vf_errors.read_count ++;84 }85 mutex_unlock(&adev->virt.vf_errors.lock);86}87