forked from mirrors/linux
		
	1,it should not work on non-SR-IOV case 2,the NO_VBIOS error is incorrect, should handle it under detect_sriov_bios. 3,wrap the whole detect_sriov_bios with sriov check Signed-off-by: Monk Liu <Monk.Liu@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
		
			
				
	
	
		
			86 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			86 lines
		
	
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2017 Advanced Micro Devices, Inc.
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a
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 * copy of this software and associated documentation files (the "Software"),
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 * to deal in the Software without restriction, including without limitation
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 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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 * and/or sell copies of the Software, and to permit persons to whom the
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 * Software is furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
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 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 * OTHER DEALINGS IN THE SOFTWARE.
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 *
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 */
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#include "amdgpu.h"
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#include "amdgpu_vf_error.h"
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#include "mxgpu_ai.h"
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void amdgpu_vf_error_put(struct amdgpu_device *adev,
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			 uint16_t sub_error_code,
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			 uint16_t error_flags,
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			 uint64_t error_data)
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{
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	int index;
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	uint16_t error_code;
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	if (!amdgpu_sriov_vf(adev))
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		return;
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	error_code = AMDGIM_ERROR_CODE(AMDGIM_ERROR_CATEGORY_VF, sub_error_code);
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	mutex_lock(&adev->virt.vf_errors.lock);
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	index = adev->virt.vf_errors.write_count % AMDGPU_VF_ERROR_ENTRY_SIZE;
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	adev->virt.vf_errors.code [index] = error_code;
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	adev->virt.vf_errors.flags [index] = error_flags;
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	adev->virt.vf_errors.data [index] = error_data;
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	adev->virt.vf_errors.write_count ++;
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	mutex_unlock(&adev->virt.vf_errors.lock);
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}
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void amdgpu_vf_error_trans_all(struct amdgpu_device *adev)
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{
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	/* u32 pf2vf_flags = 0; */
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	u32 data1, data2, data3;
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	int index;
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	if ((NULL == adev) || (!amdgpu_sriov_vf(adev)) ||
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	    (!adev->virt.ops) || (!adev->virt.ops->trans_msg)) {
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		return;
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	}
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/*
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 	TODO: Enable these code when pv2vf_info is merged
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	AMDGPU_FW_VRAM_PF2VF_READ (adev, feature_flags, &pf2vf_flags);
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	if (!(pf2vf_flags & AMDGIM_FEATURE_ERROR_LOG_COLLECT)) {
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		return;
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	}
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*/
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	mutex_lock(&adev->virt.vf_errors.lock);
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	/* The errors are overlay of array, correct read_count as full. */
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	if (adev->virt.vf_errors.write_count - adev->virt.vf_errors.read_count > AMDGPU_VF_ERROR_ENTRY_SIZE) {
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		adev->virt.vf_errors.read_count = adev->virt.vf_errors.write_count - AMDGPU_VF_ERROR_ENTRY_SIZE;
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	}
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	while (adev->virt.vf_errors.read_count < adev->virt.vf_errors.write_count) {
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		index =adev->virt.vf_errors.read_count % AMDGPU_VF_ERROR_ENTRY_SIZE;
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		data1 = AMDGIM_ERROR_CODE_FLAGS_TO_MAILBOX(adev->virt.vf_errors.code[index],
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							   adev->virt.vf_errors.flags[index]);
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		data2 = adev->virt.vf_errors.data[index] & 0xFFFFFFFF;
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		data3 = (adev->virt.vf_errors.data[index] >> 32) & 0xFFFFFFFF;
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		adev->virt.ops->trans_msg(adev, IDH_LOG_VF_ERROR, data1, data2, data3);
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		adev->virt.vf_errors.read_count ++;
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	}
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	mutex_unlock(&adev->virt.vf_errors.lock);
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}
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