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@xxxxxxxxx>
---
drivers/usb/serial/cp210x.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index e344000..705a7e7 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -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,
--
1.7.0.2
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