1 | /* |
2 | * Copyright 2018 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 | * Authors: AMD |
23 | * |
24 | */ |
25 | |
26 | #ifndef DC_INC_VM_HELPER_H_ |
27 | #define DC_INC_VM_HELPER_H_ |
28 | |
29 | #include "dc_types.h" |
30 | |
31 | #define MAX_HUBP 6 |
32 | |
33 | struct vmid_usage { |
34 | int vmid_usage[2]; |
35 | }; |
36 | |
37 | struct vm_helper { |
38 | unsigned int num_vmid; |
39 | struct vmid_usage hubp_vmid_usage[MAX_HUBP]; |
40 | }; |
41 | |
42 | void vm_helper_mark_vmid_used(struct vm_helper *vm_helper, unsigned int pos, uint8_t hubp_idx); |
43 | |
44 | void vm_helper_init( |
45 | struct vm_helper *vm_helper, |
46 | unsigned int num_vmid); |
47 | |
48 | #endif /* DC_INC_VM_HELPER_H_ */ |
49 | |