diff options
| author | Felix Kuehling <Felix.Kuehling@amd.com> | 2023-08-24 14:41:30 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-12-13 15:09:55 -0500 |
| commit | 1819200166ce511ac298dc96b9b17eb655a9edc4 (patch) | |
| tree | 2aaf5ecdd6c81701a6f68253e4227c26afbc9c2d /drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | |
| parent | 4e95669ecb03d797355bc23871c5c43b9475d3dc (diff) | |
drm/amdkfd: Export DMABufs from KFD using GEM handles
Create GEM handles for exporting DMABufs using GEM-Prime APIs. The GEM
handles are created in a drm_client_dev context to avoid exposing them
in user mode contexts through a DMABuf import.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Ramesh Errabolu <Ramesh.Errabolu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h index 16794c2eea35..02973f5c8caf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h @@ -33,6 +33,7 @@ #include <linux/mmu_notifier.h> #include <linux/memremap.h> #include <kgd_kfd_interface.h> +#include <drm/drm_client.h> #include "amdgpu_sync.h" #include "amdgpu_vm.h" #include "amdgpu_xcp.h" @@ -83,6 +84,7 @@ struct kgd_mem { struct amdgpu_sync sync; + uint32_t gem_handle; bool aql_queue; bool is_imported; }; @@ -105,6 +107,9 @@ struct amdgpu_kfd_dev { /* HMM page migration MEMORY_DEVICE_PRIVATE mapping */ struct dev_pagemap pgmap; + + /* Client for KFD BO GEM handle allocations */ + struct drm_client_dev client; }; enum kgd_engine_type { |