usb_hcd_irq

Name

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

Synopsis

irqreturn_t usb_hcd_irq (int irq, void * __hcd, struct pt_regs * r);

Arguments

irq

the IRQ being raised

__hcd

pointer to the HCD whose IRQ is beinng signaled

r

saved hardware registers

Description

When registering a USB bus through the HCD framework code, use this to handle interrupts. The PCI glue layer does so automatically; only bus glue for non-PCI system busses will need to use this.