diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/testing/selftests/hid/tests/base_device.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/hid/tests/base_device.py b/tools/testing/selftests/hid/tests/base_device.py index e13035fe1deb..59465c58d94d 100644 --- a/tools/testing/selftests/hid/tests/base_device.py +++ b/tools/testing/selftests/hid/tests/base_device.py @@ -23,6 +23,7 @@ import fcntl import functools import libevdev import os +import threading try: import pyudev @@ -344,10 +345,28 @@ class BaseDevice(UHIDDevice): if not self.kernel_is_ready or not self.started: return [] + # Starting with kernel v6.16, an event is emitted when + # userspace opens a kernel device, and for some devices + # this translates into a SET_REPORT. + # Because EvdevDevice(path) opens every single evdev node + # we need to have a separate thread to process the incoming + # SET_REPORT or we end up having to wait for the kernel + # timeout of 5 seconds. + done = False + + def dispatch(): + while not done: + self.dispatch(1) + + t = threading.Thread(target=dispatch) + t.start() + self._input_nodes = [ EvdevDevice(path) for path in self.walk_sysfs("input", "input/input*/event*") ] + done = True + t.join() return self._input_nodes def match_evdev_rule(self, application, evdev): |