SWDEV-245531 - GLInterop: Add Buffer Interop api

Change-Id: Iddb0bb2a232e97d9071320244adc360bd7d011b5

include/hip/hip_runtime_api.h

@@ -4335,7 +4335,41 @@ static inline hipError_t hipUnbindTexture(
 {
     return hipUnbindTexture(&tex);
 }
+
+
 #endif // __cplusplus
+
+/**
+ *-------------------------------------------------------------------------------------------------
+ *-------------------------------------------------------------------------------------------------
+ *  @defgroup GL Interop
+ *  @{
+ *  This section describes Stream Memory Wait and Write functions of HIP runtime API.
+ */
+typedef unsigned int GLuint;
+
+// Queries devices associated with GL Context.
+hipError_t hipGLGetDevices(unsigned int* pHipDeviceCount, int* pHipDevices,
+                           unsigned int hipDeviceCount, hipGLDeviceList deviceList);
+// Registers a GL Buffer for interop and returns corresponding graphics resource.
+hipError_t hipGraphicsGLRegisterBuffer(hipGraphicsResource** resource, GLuint buffer,
+                                       unsigned int flags);
+// Maps a graphics resource for hip access.
+hipError_t hipGraphicsMapResources(int count, hipGraphicsResource_t* resources,
+                                   hipStream_t stream  __dparm(0) );
+// Gets device accessible address of a graphics resource.
+hipError_t hipGraphicsResourceGetMappedPointer(void** devPtr, size_t* size,
+                                               hipGraphicsResource_t resource);
+// Unmaps a graphics resource for hip access.
+hipError_t hipGraphicsUnmapResources(int count, hipGraphicsResource_t* resources,
+                                     hipStream_t stream  __dparm(0));
+// Unregisters a graphics resource.
+hipError_t hipGraphicsUnregisterResource(hipGraphicsResource_t resource);
+// doxygen end GL Interop
+/**
+ * @}
+ */
+
 #ifdef __GNUC__
 #pragma GCC visibility pop
 #endif