diff options
Diffstat (limited to 'amdgpu/amdgpu_vm.c')
-rw-r--r-- | amdgpu/amdgpu_vm.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/amdgpu/amdgpu_vm.c b/amdgpu/amdgpu_vm.c new file mode 100644 index 00000000..da9d07f8 --- /dev/null +++ b/amdgpu/amdgpu_vm.c | |||
@@ -0,0 +1,49 @@ | |||
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 | |||
24 | #include "amdgpu.h" | ||
25 | #include "amdgpu_drm.h" | ||
26 | #include "xf86drm.h" | ||
27 | #include "amdgpu_internal.h" | ||
28 | |||
29 | int amdgpu_vm_reserve_vmid(amdgpu_device_handle dev, uint32_t flags) | ||
30 | { | ||
31 | union drm_amdgpu_vm vm; | ||
32 | |||
33 | vm.in.op = AMDGPU_VM_OP_RESERVE_VMID; | ||
34 | vm.in.flags = flags; | ||
35 | |||
36 | return drmCommandWriteRead(dev->fd, DRM_AMDGPU_VM, | ||
37 | &vm, sizeof(vm)); | ||
38 | } | ||
39 | |||
40 | int amdgpu_vm_unreserve_vmid(amdgpu_device_handle dev, uint32_t flags) | ||
41 | { | ||
42 | union drm_amdgpu_vm vm; | ||
43 | |||
44 | vm.in.op = AMDGPU_VM_OP_UNRESERVE_VMID; | ||
45 | vm.in.flags = flags; | ||
46 | |||
47 | return drmCommandWriteRead(dev->fd, DRM_AMDGPU_VM, | ||
48 | &vm, sizeof(vm)); | ||
49 | } | ||