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authorAndrey Grodzovsky2017-10-27 10:09:10 -0500
committerChristian König2017-10-27 11:25:53 -0500
commit9b38ea82fc30ccbf38ebc0c55412b27e5a5afd7b (patch)
tree19cff4ae90c65fbd001d23d756f05ee85eade6f5 /amdgpu/amdgpu_vm.c
parent61ff9779e37179ed5106c0e2452e16500127fb9e (diff)
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amdgpu: Add wrappers for AMDGPU_VM IOCTL.
v2: Rename wrappers to match the IOCTL naming, fix identation and fix make check error. Signed-off-by: Andrey Grodzovsky <Andrey.Grodzovsky@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'amdgpu/amdgpu_vm.c')
-rw-r--r--amdgpu/amdgpu_vm.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/amdgpu/amdgpu_vm.c b/amdgpu/amdgpu_vm.c
new file mode 100644
index 00000000..8a9a0a15
--- /dev/null
+++ b/amdgpu/amdgpu_vm.c
@@ -0,0 +1,50 @@
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
25#include "amdgpu.h"
26#include "amdgpu_drm.h"
27#include "xf86drm.h"
28#include "amdgpu_internal.h"
29
30int amdgpu_vm_reserve_vmid(amdgpu_context_handle context, uint32_t flags)
31{
32 union drm_amdgpu_vm vm;
33
34 vm.in.op = AMDGPU_VM_OP_RESERVE_VMID;
35 vm.in.flags = flags;
36
37 return drmCommandWriteRead(context->dev->fd, DRM_AMDGPU_VM,
38 &vm, sizeof(vm));
39}
40
41int amdgpu_vm_unreserve_vmid(amdgpu_context_handle context, uint32_t flags)
42{
43 union drm_amdgpu_vm vm;
44
45 vm.in.op = AMDGPU_VM_OP_UNRESERVE_VMID;
46 vm.in.flags = flags;
47
48 return drmCommandWriteRead(context->dev->fd, DRM_AMDGPU_VM,
49 &vm, sizeof(vm));
50}