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USB: pl2303: increase bulk-in buffer size to 256 byte
author
Johan Hovold
<jhovold@gmail.com>
Wed, 17 Mar 2010 22:00:41 +0000
(23:00 +0100)
committer
Greg Kroah-Hartman
<gregkh@suse.de>
Thu, 20 May 2010 20:21:33 +0000
(13:21 -0700)
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>
drivers/usb/serial/pl2303.c
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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,