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Add API entrypoints for IPC functionality

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Implement three new APIs for IPC buffer sharing:
	-hsaKmtShareMemory()
	-hsaKmtRegisterSharedHandle()
	-hsaKmtRegisterSharedHandleToNodes()

Add new ioclts necessary for the above APIs.

Change-Id: Ia2b4d0dc91ec64bff959395d11c0536467404792
Signed-off-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>


[ROCm/ROCR-Runtime commit: 559e31d6ff]
This commit is contained in:
Harish Kasiviswanathan
2016-11-22 14:35:35 -05:00
parent bd81b76c5a
commit 5d2336f1ca
8 changed files with 367 additions and 11 deletions
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projects/rocr-runtime/src/fmm.h
+8
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@@ -82,6 +82,14 @@ HSAKMT_STATUS fmm_register_graphics_handle(HSAuint64 GraphicsResourceHandle,
uint32_t *gpu_id_array,
uint32_t gpu_id_array_size);
HSAKMT_STATUS fmm_deregister_memory(void *address);
HSAKMT_STATUS fmm_share_memory(void* MemoryAddress,
HSAuint64 SizeInBytes,
HsaSharedMemoryHandle *SharedMemoryHandle);
HSAKMT_STATUS fmm_register_shared_memory(const HsaSharedMemoryHandle *SharedMemoryHandle,
HSAuint64 *SizeInBytes,
void **MemoryAddress,
uint32_t *gpu_id_array,
uint32_t gpu_id_array_size);
HSAKMT_STATUS fmm_map_to_gpu_nodes(void *address, uint64_t size,
uint32_t *nodes_to_map, uint32_t nodes_to_map_size, uint64_t *gpuvm_address);
#endif /* FMM_H_ */