Defined in 4 files as a macro:
- drivers/usb/serial/keyspan_usa26msg.h, line 196 (as a macro)
- drivers/usb/serial/keyspan_usa49msg.h, line 199 (as a macro)
- drivers/usb/serial/keyspan_usa67msg.h, line 192 (as a macro)
- drivers/usb/serial/keyspan_usa90msg.h, line 126 (as a macro)