xref: /linux/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.h (revision 56fb34d86e875dbb0d3e6a81c5d3d035db373031)
1 /*
2  * Copyright 2016 Advanced Micro Devices, Inc.
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
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:
10  *
11  * The above copyright notice and this permission notice shall be included in
12  * all copies or substantial portions of the Software.
13  *
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
17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20  * OTHER DEALINGS IN THE SOFTWARE.
21  *
22  */
23 #ifndef __MMHUB_V1_0_H__
24 #define __MMHUB_V1_0_H__
25 
26 extern const struct amdgpu_mmhub_funcs mmhub_v1_0_funcs;
27 
28 u64 mmhub_v1_0_get_fb_location(struct amdgpu_device *adev);
29 int mmhub_v1_0_gart_enable(struct amdgpu_device *adev);
30 void mmhub_v1_0_gart_disable(struct amdgpu_device *adev);
31 void mmhub_v1_0_set_fault_enable_default(struct amdgpu_device *adev,
32 					 bool value);
33 void mmhub_v1_0_init(struct amdgpu_device *adev);
34 int mmhub_v1_0_set_clockgating(struct amdgpu_device *adev,
35 			       enum amd_clockgating_state state);
36 void mmhub_v1_0_get_clockgating(struct amdgpu_device *adev, u32 *flags);
37 void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev,
38                                 bool enable);
39 void mmhub_v1_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid,
40 				uint64_t page_table_base);
41 
42 #endif
43