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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¶
irqthe 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¶
January 2017 | Kernel Hackers Manual 4.8. |