2 * Copyright 2017 Advanced Micro Devices, Inc.
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5 * copy of this software and associated documentation files (the "Software"),
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
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15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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25 #include "amdgpu_vf_error.h"
28 void amdgpu_vf_error_put(struct amdgpu_device *adev,
29 uint16_t sub_error_code,
34 uint16_t error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code);
36 mutex_lock(&adev->virt.vf_errors.lock);
37 index = adev->virt.vf_errors.write_count % AMDGPU_VF_ERROR_ENTRY_SIZE;
38 adev->virt.vf_errors.code [index] = error_code;
39 adev->virt.vf_errors.flags [index] = error_flags;
40 adev->virt.vf_errors.data [index] = error_data;
41 adev->virt.vf_errors.write_count ++;
42 mutex_unlock(&adev->virt.vf_errors.lock);
46 void amdgpu_vf_error_trans_all(struct amdgpu_device *adev)
48 /* u32 pf2vf_flags = 0; */
49 u32 data1, data2, data3;
52 if ((NULL == adev) || (!amdgpu_sriov_vf(adev)) ||
53 (!adev->virt.ops) || (!adev->virt.ops->trans_msg)) {
57 TODO: Enable these code when pv2vf_info is merged
58 AMDGPU_FW_VRAM_PF2VF_READ (adev, feature_flags, &pf2vf_flags);
59 if (!(pf2vf_flags & AMDGIM_FEATURE_ERROR_LOG_COLLECT)) {
64 mutex_lock(&adev->virt.vf_errors.lock);
65 /* The errors are overlay of array, correct read_count as full. */
66 if (adev->virt.vf_errors.write_count - adev->virt.vf_errors.read_count > AMDGPU_VF_ERROR_ENTRY_SIZE) {
67 adev->virt.vf_errors.read_count = adev->virt.vf_errors.write_count - AMDGPU_VF_ERROR_ENTRY_SIZE;
70 while (adev->virt.vf_errors.read_count < adev->virt.vf_errors.write_count) {
71 index =adev->virt.vf_errors.read_count % AMDGPU_VF_ERROR_ENTRY_SIZE;
72 data1 = AMDGIM_ERROR_CODE_FLAGS_TO_MAILBOX(adev->virt.vf_errors.code[index],
73 adev->virt.vf_errors.flags[index]);
74 data2 = adev->virt.vf_errors.data[index] & 0xFFFFFFFF;
75 data3 = (adev->virt.vf_errors.data[index] >> 32) & 0xFFFFFFFF;
77 adev->virt.ops->trans_msg(adev, IDH_LOG_VF_ERROR, data1, data2, data3);
78 adev->virt.vf_errors.read_count ++;
80 mutex_unlock(&adev->virt.vf_errors.lock);