USB: serial: use generic method if no alternative is provided in usb serial layer
This patch makes use of the generic method if a serial driver provides no implementation. This simplifies implementing suspend/resume support in serial drivers. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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1 changed files with 5 additions and 2 deletions
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@ -1085,12 +1085,15 @@ EXPORT_SYMBOL(usb_serial_suspend);
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int usb_serial_resume(struct usb_interface *intf)
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{
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struct usb_serial *serial = usb_get_intfdata(intf);
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int rv;
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serial->suspending = 0;
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if (serial->type->resume)
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return serial->type->resume(serial);
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rv = serial->type->resume(serial);
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else
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rv = usb_serial_generic_resume(serial);
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return 0;
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return rv;
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}
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EXPORT_SYMBOL(usb_serial_resume);
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