1 | /* |
2 | * Copyright 2017 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 __MXGPU_VI_H__ |
24 | #define __MXGPU_VI_H__ |
25 | |
26 | #define VI_MAILBOX_TIMEDOUT 12000 |
27 | #define VI_MAILBOX_RESET_TIME 12 |
28 | |
29 | /* VI mailbox messages request */ |
30 | enum idh_request { |
31 | IDH_REQ_GPU_INIT_ACCESS = 1, |
32 | IDH_REL_GPU_INIT_ACCESS, |
33 | IDH_REQ_GPU_FINI_ACCESS, |
34 | IDH_REL_GPU_FINI_ACCESS, |
35 | IDH_REQ_GPU_RESET_ACCESS, |
36 | |
37 | IDH_LOG_VF_ERROR = 200, |
38 | }; |
39 | |
40 | /* VI mailbox messages data */ |
41 | enum idh_event { |
42 | IDH_CLR_MSG_BUF = 0, |
43 | IDH_READY_TO_ACCESS_GPU, |
44 | IDH_FLR_NOTIFICATION, |
45 | IDH_FLR_NOTIFICATION_CMPL, |
46 | |
47 | IDH_TEXT_MESSAGE = 255 |
48 | }; |
49 | |
50 | extern const struct amdgpu_virt_ops xgpu_vi_virt_ops; |
51 | |
52 | void xgpu_vi_init_golden_registers(struct amdgpu_device *adev); |
53 | void xgpu_vi_mailbox_set_irq_funcs(struct amdgpu_device *adev); |
54 | int xgpu_vi_mailbox_add_irq_id(struct amdgpu_device *adev); |
55 | int xgpu_vi_mailbox_get_irq(struct amdgpu_device *adev); |
56 | void xgpu_vi_mailbox_put_irq(struct amdgpu_device *adev); |
57 | |
58 | #endif |
59 | |