USB: pl2303: increase bulk-in buffer size to 256 byte

The pl2303 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>

diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 03fe472..7aff622 100644 (file)
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -1170,6 +1170,7 @@ static struct usb_serial_driver pl2303_device = {
        .id_table =             id_table,
        .usb_driver =           &pl2303_driver,
        .num_ports =            1,
+       .bulk_in_size =         256,
        .bulk_out_size =        256,
        .open =                 pl2303_open,
        .close =                pl2303_close,