USB_HCD_IRQ(9)                         Host Controller APIs                        USB_HCD_IRQ(9)



NAME
       usb_hcd_irq - hook IRQs to HCD framework (bus glue)

SYNOPSIS
       irqreturn_t usb_hcd_irq(int irq, void * __hcd);

ARGUMENTS
       irq
           the IRQ being raised

       __hcd
           pointer to the HCD whose IRQ is being signaled

DESCRIPTION
       If the controller isn't HALTed, calls the driver's irq handler. Checks whether the
       controller is now dead.

RETURN
       IRQ_HANDLED if the IRQ was handled.  IRQ_NONE otherwise.

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                            USB_HCD_IRQ(9)