On Fri, Mar 19, 2004 at 05:05:51PM -0500, Alan Stern wrote: > Greg: > > This patch makes some simple changes to the way the UHCI driver does short > packet detection. The current implementation is incorrect in several > ways: > > The Short-Packet-Detect flag is set for OUT transfers, which > yields undefined behavior according to the UHCI spec. > > It's not set for URBs with URB_SHORT_NOT_OK, which is just the > opposite of what we want! Those are the ones where short packets > do matter. > > It is set for the last packet in a transfer, which causes an > unnecessary pause in the data flow (except of course that the > pause _is_ necessary when URB_SHORT_NOT_OK is set). > > The patch also implements the URB_NO_INTERRUPT flag for bulk transfers, > which can help improve system performance by reducing interrupt overhead. > > Please apply.
Applied, thanks. greg k-h ------------------------------------------------------- This SF.Net email is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id=1470&alloc_id=3638&op=click _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-devel
