Function prototype or declaration at include/linux/usb/usb_phy_generic.h, line 22 References: drivers/usb/chipidea/ci_hdrc_pci.c, line 98 drivers/usb/chipidea/ci_hdrc_pci.c, line 120 drivers/usb/dwc2/pci.c, line 91 drivers/usb/dwc2/pci.c, line 168 drivers/usb/musb/am35x.c, line 514 drivers/usb/musb/am35x.c, line 540 drivers/usb/musb/da8xx.c, line 585 drivers/usb/musb/da8xx.c, line 596 drivers/usb/musb/davinci.c, line 420 drivers/usb/musb/davinci.c, line 580 drivers/usb/musb/sunxi.c, line 799 drivers/usb/musb/sunxi.c, line 809 drivers/usb/musb/tusb6010.c, line 1259 drivers/usb/phy/phy-generic.c, line 41 drivers/usb/phy/phy-generic.c, line 45 include/linux/usb/usb_phy_generic.h, line 22 include/linux/usb/usb_phy_generic.h, line 29