USB: cp210x: increase bulk-in buffer size to 256 byte
Johan Hovold [Wed, 17 Mar 2010 22:00:39 +0000 (23:00 +0100)]
The cp210x requires a bulk-in buffer larger than endpoint size to keep
up at high baudrates without loosing data.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/serial/cp210x.c

index e344000..705a7e7 100644 (file)
@@ -138,6 +138,7 @@ static struct usb_serial_driver cp210x_device = {
        .usb_driver             = &cp210x_driver,
        .id_table               = id_table,
        .num_ports              = 1,
+       .bulk_in_size           = 256,
        .bulk_out_size          = 256,
        .open                   = cp210x_open,
        .close                  = cp210x_close,