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Commit be125d9c authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
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USB: cp210x: do not map baud rates to B0 



We do not implement B0 hangup yet so map low baudrates to 300bps.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Cc: Preston Fick <preston.fick@silabs.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 34b76fca

drivers/usb/serial/cp210x.c

+2 −2
Original line number Diff line number Diff line
@@ -363,8 +363,8 @@ static inline int cp210x_set_config_single(struct usb_serial_port *port, 
 * Quantises the baud rate as per AN205 Table 1

 */

static unsigned int cp210x_quantise_baudrate(unsigned int baud) {

	if      (baud <= 56)       baud = 0;

	else if (baud <= 300)      baud = 300;

	if (baud <= 300)

		baud = 300;

	else if (baud <= 600)      baud = 600;

	else if (baud <= 1200)     baud = 1200;

	else if (baud <= 1800)     baud = 1800;