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>usb_alloc_urb</SPAN
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><H2
>Name</H2
>usb_alloc_urb -- creates a new urb for a USB driver to use
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><CODE
><CODE
CLASS="FUNCDEF"
>urb_t * <TT
CLASS="FUNCTION"
>usb_alloc_urb </TT
></CODE
>(int <TT
CLASS="PARAMETER"
><I
>iso_packets</I
></TT
>);</CODE
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><TT
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><I
>iso_packets</I
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> number of iso packets for this urb
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><H2
>Description</H2
><P
> Creates an urb for the USB driver to use and returns a pointer to it.
If no memory is available, NULL is returned.
</P
><P
> If the driver want to use this urb for interrupt, control, or bulk
endpoints, pass '0' as the number of iso packets.
</P
><P
> The driver should call <TT
CLASS="FUNCTION"
>usb_free_urb</TT
> when it is finished with the urb.
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