usb_buffer_dmasync_sg man page on Scientific

usb_buffer_dmasync_sg man page on Scientific

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USB_BUFFER_DMASYNC_S(9)		 USB Core APIs	       USB_BUFFER_DMASYNC_S(9)

NAME
       usb_buffer_dmasync_sg - synchronize DMA and CPU view of scatterlist
       buffer(s)

SYNOPSIS
       void usb_buffer_dmasync_sg(const struct usb_device * dev, int is_in,
				  struct scatterlist * sg, int n_hw_ents);

ARGUMENTS
       dev
	   device to which the scatterlist will be mapped

       is_in
	   mapping transfer direction

       sg
	   the scatterlist to synchronize

       n_hw_ents
	   the positive return value from usb_buffer_map_sg

DESCRIPTION
       Use this when you are re-using a scatterlist´s data buffers for another
       USB request.

COPYRIGHT
Kernel Hackers Manual 2.6.	 November 2013	       USB_BUFFER_DMASYNC_S(9)

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