Function prototype or declaration at include/linux/usb/gadget.h, line 478 References: drivers/usb/chipidea/udc.c, line 2096 drivers/usb/dwc2/platform.c, line 634 drivers/usb/gadget/udc/aspeed-vhub/dev.c, line 584 drivers/usb/gadget/udc/at91_udc.c, line 1925 drivers/usb/gadget/udc/atmel_usba_udc.c, line 2355 drivers/usb/gadget/udc/bcm63xx_udc.c, line 2341 drivers/usb/gadget/udc/core.c, line 1416 drivers/usb/gadget/udc/core.c, line 1420 drivers/usb/gadget/udc/dummy_hcd.c, line 1094 drivers/usb/gadget/udc/gr_udc.c, line 2182 drivers/usb/gadget/udc/lpc32xx_udc.c, line 3147 drivers/usb/gadget/udc/max3420_udc.c, line 1246 drivers/usb/gadget/udc/mv_u3d_core.c, line 1957 drivers/usb/gadget/udc/pxa25x_udc.c, line 2442 drivers/usb/gadget/udc/pxa27x_udc.c, line 2426 drivers/usb/gadget/udc/renesas_usb3.c, line 2819 drivers/usb/gadget/udc/s3c-hsudc.c, line 1288 drivers/usb/gadget/udc/s3c2410_udc.c, line 1846 drivers/usb/gadget/udc/tegra-xudc.c, line 3847 drivers/usb/gadget/udc/udc-xilinx.c, line 2113 drivers/usb/mtu3/mtu3_gadget.c, line 680 include/linux/usb/gadget.h, line 478