Defined in 1 files as a macro:

• include/linux/usb/serial.h, line 315 (as a macro)

Referenced in 4 files:

• drivers/usb/serial/f81232.c, line 1055
• drivers/usb/serial/generic.c, line 91
• drivers/usb/serial/ir-usb.c, line 465
• include/linux/usb/serial.h, line 425