use libusb auto-detach feature

2026-06-09 08:52:26 +00:00 · 2022-11-25 17:52:13 -08:00
1 changed files with 5 additions and 6 deletions
@@ -414,14 +414,13 @@ async def open_usb_transport(spec):

        device = found.open()

-        # Detach the kernel driver if supported and needed
+        # Auto-detach the kernel driver if supported
        if usb1.hasCapability(usb1.CAP_SUPPORTS_DETACH_KERNEL_DRIVER):
            try:
-                if device.kernelDriverActive(interface):
-                    logger.debug("detaching kernel driver")
-                    device.detachKernelDriver(interface)
-            except usb1.USBError:
-                pass
+                logger.debug('auto-detaching kernel driver')
+                device.setAutoDetachKernelDriver(True)
+            except usb1.USBError as error:
+                logger.warning(f'unable to auto-detach kernel driver: {error}')

        # Set the configuration if needed
        try: