| /* |
| * Copyright (C) 2019 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) 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. |
| */ |
| #ifndef __AMDGPU_MMHUB_H__ |
| #define __AMDGPU_MMHUB_H__ |
| |
| struct amdgpu_mmhub_ras { |
| struct amdgpu_ras_block_object ras_block; |
| }; |
| |
| struct amdgpu_mmhub_funcs { |
| u64 (*get_fb_location)(struct amdgpu_device *adev); |
| u64 (*get_mc_fb_offset)(struct amdgpu_device *adev); |
| void (*init)(struct amdgpu_device *adev); |
| int (*gart_enable)(struct amdgpu_device *adev); |
| void (*set_fault_enable_default)(struct amdgpu_device *adev, |
| bool value); |
| void (*gart_disable)(struct amdgpu_device *adev); |
| int (*set_clockgating)(struct amdgpu_device *adev, |
| enum amd_clockgating_state state); |
| void (*get_clockgating)(struct amdgpu_device *adev, u64 *flags); |
| void (*setup_vm_pt_regs)(struct amdgpu_device *adev, uint32_t vmid, |
| uint64_t page_table_base); |
| void (*update_power_gating)(struct amdgpu_device *adev, |
| bool enable); |
| }; |
| |
| struct amdgpu_mmhub { |
| struct ras_common_if *ras_if; |
| const struct amdgpu_mmhub_funcs *funcs; |
| struct amdgpu_mmhub_ras *ras; |
| }; |
| |
| #endif |
| |