uhd: Add support for the USRP X410

Co-authored-by: Lars Amsel <lars.amsel@ni.com>
Co-authored-by: Michael Auchter <michael.auchter@ni.com>
Co-authored-by: Martin Braun <martin.braun@ettus.com>
Co-authored-by: Paul Butler <paul.butler@ni.com>
Co-authored-by: Cristina Fuentes <cristina.fuentes-curiel@ni.com>
Co-authored-by: Humberto Jimenez <humberto.jimenez@ni.com>
Co-authored-by: Virendra Kakade <virendra.kakade@ni.com>
Co-authored-by: Lane Kolbly <lane.kolbly@ni.com>
Co-authored-by: Max Köhler <max.koehler@ni.com>
Co-authored-by: Andrew Lynch <andrew.lynch@ni.com>
Co-authored-by: Grant Meyerhoff <grant.meyerhoff@ni.com>
Co-authored-by: Ciro Nishiguchi <ciro.nishiguchi@ni.com>
Co-authored-by: Thomas Vogel <thomas.vogel@ni.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/mpm/python/usrp_mpm/sys_utils/uio.py b/mpm/python/usrp_mpm/sys_utils/uio.py
index 84e4b2b64..f660c39b3 100644
--- a/mpm/python/usrp_mpm/sys_utils/uio.py
+++ b/mpm/python/usrp_mpm/sys_utils/uio.py
@@ -144,15 +144,15 @@ class UIO(object):
         else:
             self.log.trace("Using UIO device by label `{0}'".format(label))
             self._path, map_info = find_uio_device(label, self.log)
+        if self._path is None or map_info is None:
+            self.log.error("Could not find a UIO device for label {0}".format(label))
+            raise RuntimeError("Could not find a UIO device for label {0}".format(label))
         # TODO If we ever support multiple maps, check if this is correct...
         offset = offset or map_info['offset']
         assert offset == 0 # ...and then remove this line
         length = length or map_info['size']
         self.log.trace("UIO device is being opened read-{0}.".format(
             "only" if read_only else "write"))
-        if self._path is None:
-            self.log.error("Could not find a UIO device for label {0}".format(label))
-            raise RuntimeError("Could not find a UIO device for label {0}".format(label))
         self._read_only = read_only
         # Our UIO objects are managed in C++ land, which gives us more granular control over
         # opening and closing