Added Python API for new descriptors

SyclDevice.max_clock_frequency: returns in MHz as type int
SyclDevice.max_mem_alloc_size: returns in bytes as type int

Author: oleksandr-pavlyk

dpctl/_backend.pxd

@@ -216,6 +216,8 @@ cdef extern from "syclinterface/dpctl_sycl_device_interface.h":
     cdef size_t *DPCTLDevice_GetSubGroupSizes(const DPCTLSyclDeviceRef DRef,
         size_t *res_len)
     cdef uint32_t DPCTLDevice_GetPartitionMaxSubDevices(const DPCTLSyclDeviceRef DRef)
+    cdef uint32_t DPCTLDevice_GetMaxClockFrequency(const DPCTLSyclDeviceRef DRef)
+    cdef uint64_t DPCTLDevice_GetMaxMemAllocSize(const DPCTLSyclDeviceRef DRef)
 
 
 cdef extern from "syclinterface/dpctl_sycl_device_manager.h":

dpctl/_sycl_device.pyx

@@ -44,7 +44,9 @@ from ._backend cimport (  # noqa: E211
     DPCTLDevice_GetImage3dMaxHeight,
     DPCTLDevice_GetImage3dMaxWidth,
     DPCTLDevice_GetLocalMemSize,
+    DPCTLDevice_GetMaxClockFrequency,
     DPCTLDevice_GetMaxComputeUnits,
+    DPCTLDevice_GetMaxMemAllocSize,
     DPCTLDevice_GetMaxNumSubGroups,
     DPCTLDevice_GetMaxReadImageArgs,
     DPCTLDevice_GetMaxWorkGroupSize,
@@ -1294,6 +1296,30 @@ cdef class SyclDevice(_SyclDevice):
             raise RuntimeError("Failed to get device timer resolution.")
         return timer_res
 
+    @property
+    def max_clock_frequency(self):
+        """ Maximal clock frequency in MHz.
+
+        Returns:
+            int: Frequency in MHz
+        """
+        cdef uint32_t clock_fr = DPCTLDevice_GetMaxClockFrequency(
+            self._device_ref
+	)
+        return clock_fr
+
+    @property
+    def max_mem_alloc_size(self):
+        """ Maximum size of memory object than can be allocated.
+
+        Returns:
+            int: Maximum size of memory object in bytes
+        """
+        cdef uint64_t max_alloc_sz = DPCTLDevice_GetMaxMemAllocSize(
+            self._device_ref
+	)
+        return max_alloc_sz
+
     @property
     def global_mem_cache_type(self):
         """ Global device cache memory type.