usb_alloc_urb

Section: Kernel Hacker's Manual (9)
Updated: usb_alloc_urb
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NAME

usb_alloc_urb - creates a new urb for a USB driver to use  

SYNOPSIS

struct urb * usb_alloc_urb (int iso_packets);  

ARGUMENTS

iso_packets

 number of iso packets for this urb
 

DESCRIPTION

Creates an urb for the USB driver to use and returns a pointer to it. If no memory is available, NULL is returned.

If the driver want to use this urb for interrupt, control, or bulk endpoints, pass '0' as the number of iso packets.

The driver should call usb_free_urb when it is finished with the urb.


 

Index

NAME
SYNOPSIS
ARGUMENTS
DESCRIPTION

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Time: 03:55:32 GMT, June 12, 2005