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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>
main
Andrey Grodzovsky 2017-10-27 11:09:10 -04:00 committed by Christian König
parent 61ff9779e3
commit 9b38ea82fc
4 changed files with 71 additions and 0 deletions
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1
amdgpu/Makefile.sources
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@ -6,6 +6,7 @@ LIBDRM_AMDGPU_FILES := \
amdgpu_gpu_info.c \
amdgpu_internal.h \
amdgpu_vamgr.c \
amdgpu_vm.c \
util_hash.c \
util_hash.h \
util_hash_table.c \

2
amdgpu/amdgpu-symbol-check
View File

@ -64,6 +64,8 @@ amdgpu_read_mm_registers
amdgpu_va_range_alloc
amdgpu_va_range_free
amdgpu_va_range_query
amdgpu_vm_reserve_vmid
amdgpu_vm_unreserve_vmid
EOF
done)

18
amdgpu/amdgpu.h
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@ -1489,6 +1489,24 @@ void amdgpu_cs_chunk_fence_to_dep(struct amdgpu_cs_fence *fence,
void amdgpu_cs_chunk_fence_info_to_data(struct amdgpu_cs_fence_info *fence_info,
struct drm_amdgpu_cs_chunk_data *data);
/**
* Reserve VMID
* \param context - \c [in] GPU Context
* \param flags - \c [in] TBD
*
* \return 0 on success otherwise POSIX Error code
*/
int amdgpu_vm_reserve_vmid(amdgpu_context_handle context, uint32_t flags);
/**
* Free reserved VMID
* \param context - \c [in] GPU Context
* \param flags - \c [in] TBD
*
* \return 0 on success otherwise POSIX Error code
*/
int amdgpu_vm_unreserve_vmid(amdgpu_context_handle context, uint32_t flags);
#ifdef __cplusplus
}
#endif

50
amdgpu/amdgpu_vm.c Normal file
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@ -0,0 +1,50 @@
/*
* Copyright 2017 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
*/
#include "amdgpu.h"
#include "amdgpu_drm.h"
#include "xf86drm.h"
#include "amdgpu_internal.h"
int amdgpu_vm_reserve_vmid(amdgpu_context_handle context, uint32_t flags)
{
union drm_amdgpu_vm vm;
vm.in.op = AMDGPU_VM_OP_RESERVE_VMID;
vm.in.flags = flags;
return drmCommandWriteRead(context->dev->fd, DRM_AMDGPU_VM,
&vm, sizeof(vm));
}
int amdgpu_vm_unreserve_vmid(amdgpu_context_handle context, uint32_t flags)
{
union drm_amdgpu_vm vm;
vm.in.op = AMDGPU_VM_OP_UNRESERVE_VMID;
vm.in.flags = flags;
return drmCommandWriteRead(context->dev->fd, DRM_AMDGPU_VM,
&vm, sizeof(vm));
}