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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c new file mode 100644 index 000000000..f9d3d79f6 --- /dev/null +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vf_error.c @@ -0,0 +1,86 @@ +/* + * Copyright 2017 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_vf_error.h" +#include "mxgpu_ai.h" + +void amdgpu_vf_error_put(struct amdgpu_device *adev, + uint16_t sub_error_code, + uint16_t error_flags, + uint64_t error_data) +{ + int index; + uint16_t error_code; + + if (!amdgpu_sriov_vf(adev)) + return; + + error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code); + + mutex_lock(&adev->virt.vf_errors.lock); + index = adev->virt.vf_errors.write_count % AMDGPU_VF_ERROR_ENTRY_SIZE; + adev->virt.vf_errors.code [index] = error_code; + adev->virt.vf_errors.flags [index] = error_flags; + adev->virt.vf_errors.data [index] = error_data; + adev->virt.vf_errors.write_count ++; + mutex_unlock(&adev->virt.vf_errors.lock); +} + + +void amdgpu_vf_error_trans_all(struct amdgpu_device *adev) +{ + /* u32 pf2vf_flags = 0; */ + u32 data1, data2, data3; + int index; + + if ((NULL == adev) || (!amdgpu_sriov_vf(adev)) || + (!adev->virt.ops) || (!adev->virt.ops->trans_msg)) { + return; + } +/* + TODO: Enable these code when pv2vf_info is merged + AMDGPU_FW_VRAM_PF2VF_READ (adev, feature_flags, &pf2vf_flags); + if (!(pf2vf_flags & AMDGIM_FEATURE_ERROR_LOG_COLLECT)) { + return; + } +*/ + + mutex_lock(&adev->virt.vf_errors.lock); + /* The errors are overlay of array, correct read_count as full. */ + if (adev->virt.vf_errors.write_count - adev->virt.vf_errors.read_count > AMDGPU_VF_ERROR_ENTRY_SIZE) { + adev->virt.vf_errors.read_count = adev->virt.vf_errors.write_count - AMDGPU_VF_ERROR_ENTRY_SIZE; + } + + while (adev->virt.vf_errors.read_count < adev->virt.vf_errors.write_count) { + index =adev->virt.vf_errors.read_count % AMDGPU_VF_ERROR_ENTRY_SIZE; + data1 = AMDGIM_ERROR_CODE_FLAGS_TO_MAILBOX(adev->virt.vf_errors.code[index], + adev->virt.vf_errors.flags[index]); + data2 = adev->virt.vf_errors.data[index] & 0xFFFFFFFF; + data3 = (adev->virt.vf_errors.data[index] >> 32) & 0xFFFFFFFF; + + adev->virt.ops->trans_msg(adev, IDH_LOG_VF_ERROR, data1, data2, data3); + adev->virt.vf_errors.read_count ++; + } + mutex_unlock(&adev->virt.vf_errors.lock); +} |