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/*
* 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
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