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libhsakmt: add API to support svm and xnack

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Add function definitions to support SVM (shared virtual memory)
and xnack set.

Change-Id: Ia97ad9d0c449d8d500d799f702e1a58e87d65a56
Signed-off-by: Alex Sierra <alex.sierra@amd.com>
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>


[ROCm/ROCR-Runtime commit: a352639df5]
This commit is contained in:
Alex Sierra
2020-11-23 20:55:30 -06:00
committed by Kent Russell
parent 07b0758bee
commit 08e65a397a
2 changed files with 60 additions and 0 deletions
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projects/rocr-runtime/include/hsakmt.h
+31
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@@ -1219,6 +1219,37 @@ hsaKmtSetMemoryUserData(
void * UserData //IN
);
/* Helper functions for calling KFD SVM ioctl */
HSAKMT_STATUS
HSAKMTAPI
hsaKmtSVMSetAttr(
void *start_addr, // IN: Start of the virtual address range (page-aligned)
HSAuint64 size, // IN: size (page-aligned)
unsigned int nattr, // IN: number of attributes
HSA_SVM_ATTRIBUTE *attrs // IN: array of attributes
);
HSAKMT_STATUS
HSAKMTAPI
hsaKmtSVMGetAttr(
void *start_addr, // IN: Start of the virtual address range (page-aligned)
HSAuint64 size, // IN: size (page aligned)
unsigned int nattr, // IN: number of attributes
HSA_SVM_ATTRIBUTE *attrs // IN/OUT: array of attributes
);
HSAKMT_STATUS
HSAKMTAPI
hsaKmtSetXNACKMode(
HSAint32 enable // IN: enable/disable XNACK node.
);
HSAKMT_STATUS
HSAKMTAPI
hsaKmtGetXNACKMode(
HSAint32 * enable // OUT: returns XNACK value.
);
#ifdef __cplusplus
} //extern "C"
#endif