libhsakmt: support vram-only and VA-only alloc/free.

Signed-off-by: Xiaogang.Chen <Xiaogang.Chen@amd.com> Change-Id: I47cf53642d2ea197c08b20e84d7cae04b2d431e0
2022-10-31 16:33:15 -05:00
parent 0a2989083b
commit 0138487aa4
3 changed files with 78 additions and 3 deletions
@@ -171,6 +171,13 @@ HSAKMT_STATUS HSAKMTAPI hsaKmtAllocMemory(HSAuint32 PreferredNode,
 	}

 	/* GPU allocated VRAM */
+	/* sanity check cannot do OnlyAddress and NoAddress alloc at same time */
+	if (MemFlags.ui32.OnlyAddress && MemFlags.ui32.NoAddress) {
+		pr_err("[%s] allocate addr-only and memory-only at same time\n",
+			__func__);
+		return HSAKMT_STATUS_INVALID_PARAMETER;
+	}
+
 	*MemoryAddress = fmm_allocate_device(gpu_id, PreferredNode, *MemoryAddress,
 					     SizeInBytes, MemFlags);