visor.c

优龙2410linux2.6.8内核源代码

/*
 * USB HandSpring Visor, Palm m50x, and Sony Clie driver
 * (supports all of the Palm OS USB devices)
 *
 *	Copyright (C) 1999 - 2004
 *	    Greg Kroah-Hartman ([e-mail])
 *
 *	This program is free software; you can redistribute it and/or modify
 *	it under the terms of the GNU General Public License as published by
 *	the Free Software Foundation; either version 2 of the License, or
 *	(at your option) any later version.
 *
 * See Documentation/usb/usb-serial.txt for more information on using this driver
 *
 * (06/03/2003) Judd Montgomery <judd at jpilot.org>
 *     Added support for module parameter options for untested/unknown
 *     devices.
 *
 * (03/09/2003) gkh
 *	Added support for the Sony Clie NZ90V device.  Thanks to Martin Brachtl
 *	<[e-mail]> for the information.
 *
 * (03/05/2003) gkh
 *	Think Treo support is now working.
 *
 * (04/03/2002) gkh
 *	Added support for the Sony OS 4.1 devices.  Thanks to Hiroyuki ARAKI
 *	<[e-mail]> for the information.
 *
 * (03/27/2002) gkh
 *	Removed assumptions that port->tty was always valid (is not true
 *	for usb serial console devices.)
 *
 * (03/23/2002) gkh
 *	Added support for the Palm i705 device, thanks to Thomas Riemer
 *	<[e-mail]> for the information.
 *
 * (03/21/2002) gkh
 *	Added support for the Palm m130 device, thanks to Udo Eisenbarth
 *	<[e-mail]> for the information.
 *
 * (02/27/2002) gkh
 *	Reworked the urb handling logic.  We have no more pool, but dynamically
 *	allocate the urb and the transfer buffer on the fly.  In testing this
 *	does not incure any measurable overhead.  This also relies on the fact
 *	that we have proper reference counting logic for urbs.
 *
 * (02/21/2002) SilaS
 *  Added initial support for the Palm m515 devices.
 *
 * (02/14/2002) gkh
 *	Added support for the Clie S-360 device.
 *
 * (12/18/2001) gkh
 *	Added better Clie support for 3.5 devices.  Thanks to Geoffrey Levand
 *	for the patch.
 *
 * (11/11/2001) gkh
 *	Added support for the m125 devices, and added check to prevent oopses
 *	for Cli