2 * Copyright 2020 Advanced Micro Devices, Inc.
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5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
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.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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20 * OTHER DEALINGS IN THE SOFTWARE.
23 #ifndef __AMDGPU_GFXHUB_H__
24 #define __AMDGPU_GFXHUB_H__
26 struct amdgpu_gfxhub_funcs {
27 u64 (*get_fb_location)(struct amdgpu_device *adev);
28 u64 (*get_mc_fb_offset)(struct amdgpu_device *adev);
29 void (*setup_vm_pt_regs)(struct amdgpu_device *adev, uint32_t vmid,
30 uint64_t page_table_base);
31 int (*gart_enable)(struct amdgpu_device *adev);
33 void (*gart_disable)(struct amdgpu_device *adev);
34 void (*set_fault_enable_default)(struct amdgpu_device *adev, bool value);
35 void (*init)(struct amdgpu_device *adev);
36 int (*get_xgmi_info)(struct amdgpu_device *adev);
37 void (*utcl2_harvest)(struct amdgpu_device *adev);
38 void (*mode2_save_regs)(struct amdgpu_device *adev);
39 void (*mode2_restore_regs)(struct amdgpu_device *adev);
40 void (*halt)(struct amdgpu_device *adev);
41 bool (*query_utcl2_poison_status)(struct amdgpu_device *adev,
45 struct amdgpu_gfxhub {
46 const struct amdgpu_gfxhub_funcs *funcs;