Structure at include/linux/parport.h, line 319 References: drivers/auxdisplay/ks0108.c, line 130 drivers/auxdisplay/panel.c, line 1573 drivers/char/ppdev.c, line 295 drivers/i2c/busses/i2c-parport.c, line 172 drivers/input/joystick/db9.c, line 565 drivers/input/joystick/gamecon.c, line 938 drivers/input/joystick/turbografx.c, line 167 drivers/input/joystick/walkera0701.c, line 205 drivers/input/serio/parkbd.c, line 146 drivers/net/plip/plip.c, line 1251 drivers/parport/share.c, line 827 drivers/scsi/imm.c, line 1158 drivers/scsi/ppa.c, line 1022 drivers/spi/spi-butterfly.c, line 192 drivers/spi/spi-lm70llp.c, line 202 include/linux/parport.h, line 319 include/linux/parport.h, line 341 sound/drivers/mts64.c, line 924 sound/drivers/portman2x4.c, line 722