On Sun, 28 Nov 2010, Matteo Croce wrote: > Hi, > I can't use my usb serial cable with any program, any access fails with -EAGAIN > I did a git bisect and I found that commit > 1bfee5bc86fdaecc912e06080583eddab7263df2 broke it. > I got the email addresses from the MAINTAINERS file, if I bothered > anyone not involved please discard this mail Does the patch below fix the problem? Alan Stern Index: usb-2.6/drivers/usb/serial/usb-serial.c =================================================================== --- usb-2.6.orig/drivers/usb/serial/usb-serial.c +++ usb-2.6/drivers/usb/serial/usb-serial.c @@ -52,6 +52,7 @@ static struct usb_driver usb_serial_driv .suspend = usb_serial_suspend, .resume = usb_serial_resume, .no_dynamic_id = 1, + .supports_autosuspend = 1, }; /* There is no MODULE_DEVICE_TABLE for usbserial.c. Instead @@ -1344,6 +1345,8 @@ int usb_serial_register(struct usb_seria return -ENODEV; fixup_generic(driver); + if (driver->usb_driver) + driver->usb_driver->supports_autosuspend = 1; if (!driver->description) driver->description = driver->driver.name; _______________________________________________ linux-pm mailing list linux-pm@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/linux-pm
