[REVIEW] Add GPU and CUDA validations

python/cudf/cudf/_cuda/gpu.pxd

@@ -310,5 +310,6 @@ cdef extern from "cuda_runtime_api.h" nogil:
 
     const char* cudaGetErrorName(cudaError_t error)
     const char* cudaGetErrorString(cudaError_t error)
+    int cuDeviceGetName(char* name, int len, int device)
 
 ctypedef int underlying_type_attribute

python/cudf/cudf/_cuda/gpu.pyx

@@ -10,9 +10,11 @@ from cudf._cuda.gpu cimport (
     cudaDeviceProp,
     cudaGetErrorName,
     cudaGetErrorString,
-    cudaError_t
+    cudaError_t,
+    cuDeviceGetName
 )
 from enum import IntEnum
+from libc.stdlib cimport malloc
 from cudf._cuda.gpu cimport underlying_type_attribute as c_attr
 
 
@@ -323,3 +325,23 @@ def getDeviceProperties(int device):
     if status != 0:
         raise CUDARuntimeError(status)
     return prop
+
+
+def deviceGetName(int device):
+    """
+    Returns an identifer string for the device.
+
+    Parameters
+    ----------
+        device : int
+            Device number to query
+
+    This function automatically raises CUDARuntimeError with error message
+    and status code.
+    """
+
+    cdef char* device_name = <char*> malloc(256 * sizeof(char))
+    status = cuDeviceGetName(device_name, 256, device)
+    if status != 0:
+        raise CUDARuntimeError(status)
+    return device_name

python/cudf/cudf/utils/gpu_utils.py

@@ -5,8 +5,8 @@ def validate_setup():
         runtimeGetVersion,
         getDeviceAttribute,
         CudaDeviceAttr,
-        getDeviceProperties,
         CUDARuntimeError,
+        deviceGetName,
     )
     import warnings
 
@@ -37,15 +37,18 @@ def validate_setup():
             #    Fermi	                2.x
             pass
         else:
-            device_props = getDeviceProperties(0)
+            device_name = deviceGetName(0)
+            minor_version = getDeviceAttribute(
+                CudaDeviceAttr.cudaDevAttrComputeCapabilityMinor, 0
+            )
             warnings.warn(
                 "You will need a GPU with NVIDIA Pascal™ architecture or \
                     better\n"
-                "Detected GPU 0 : " + str(device_props["name"].decode()) + "\n"
+                "Detected GPU 0 : " + str(device_name.decode()) + "\n"
                 "Detected Compute Capability : "
-                + str(device_props["major"])
+                + str(major_version)
                 + "."
-                + str(device_props["minor"])
+                + str(minor_version)
             )
 
         cuda_runtime_version = runtimeGetVersion()