PERFORCE change 174723 for review

[Hans Petter Selasky]

http://p4web.freebsd.org/chv.cgi?CH=174723

Change 174723 by hselasky at hselasky_laptop001 on 2010/02/15 16:38:59

	
	USB serial:
		- fix for high-speed FTDI devices
		- patch by: HPS @
	
	PR:		usb/143832

Affected files ...

.. //depot/projects/usb/src/sys/dev/usb/serial/uftdi.c#24 edit

Differences ...

==== //depot/projects/usb/src/sys/dev/usb/serial/uftdi.c#24 (text+ko) ====

@@ -91,8 +91,6 @@
 #define	UFTDI_CONFIG_INDEX	0
 #define	UFTDI_IFACE_INDEX	0
 
-#define	UFTDI_IBUFSIZE 64		/* bytes, maximum number of bytes per
-					 * frame */
 #define	UFTDI_OBUFSIZE 64		/* bytes, cannot be increased due to
 					 * do size encoding */
 
@@ -173,7 +171,7 @@
 		.type = UE_BULK,
 		.endpoint = UE_ADDR_ANY,
 		.direction = UE_DIR_IN,
-		.bufsize = UFTDI_IBUFSIZE,
+		.bufsize = 0,		/* use wMaxPacketSize */
 		.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
 		.callback = &uftdi_read_callback,
 	},