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	For some hang caused by slow tests, engine cannot be stopped which may cause resume failure after reset. In this case, force halt engine by reverting context addresses Signed-off-by: Victor Zhao <Victor.Zhao@amd.com> Acked-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
		
			
				
	
	
		
			47 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			47 lines
		
	
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 * Copyright 2020 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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#ifndef __AMDGPU_GFXHUB_H__
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#define __AMDGPU_GFXHUB_H__
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struct amdgpu_gfxhub_funcs {
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	u64 (*get_fb_location)(struct amdgpu_device *adev);
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	u64 (*get_mc_fb_offset)(struct amdgpu_device *adev);
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	void (*setup_vm_pt_regs)(struct amdgpu_device *adev, uint32_t vmid,
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			uint64_t page_table_base);
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	int (*gart_enable)(struct amdgpu_device *adev);
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	void (*gart_disable)(struct amdgpu_device *adev);
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	void (*set_fault_enable_default)(struct amdgpu_device *adev, bool value);
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	void (*init)(struct amdgpu_device *adev);
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	int (*get_xgmi_info)(struct amdgpu_device *adev);
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	void (*utcl2_harvest)(struct amdgpu_device *adev);
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	void (*mode2_save_regs)(struct amdgpu_device *adev);
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	void (*mode2_restore_regs)(struct amdgpu_device *adev);
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	void (*halt)(struct amdgpu_device *adev);
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};
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struct amdgpu_gfxhub {
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	const struct amdgpu_gfxhub_funcs *funcs;
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};
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#endif
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