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USB: cp210x: increase bulk-in buffer size to 256 byte 

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>
This commit is contained in:
Johan Hovold 2010-03-17 23:00:39 +01:00 committed by Greg Kroah-Hartman
parent d4e598f65d
commit aea006b93a
1 changed files with 1 additions and 0 deletions
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1
drivers/usb/serial/cp210x.c
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@ -138,6 +138,7 @@ static struct usb_serial_driver cp210x_device = {
.usb_driver = &cp210x_driver, .usb_driver = &cp210x_driver,
.id_table = id_table, .id_table = id_table,
.num_ports = 1, .num_ports = 1,
.bulk_in_size = 256,
.bulk_out_size = 256, .bulk_out_size = 256,
.open = cp210x_open, .open = cp210x_open,
.close = cp210x_close, .close = cp210x_close,