If the serial port hasn't been opened yet, no baud rate should be set and RTS/DTR need to be deasserted. Signed-off-by: Grigori Goronzy <greg@xxxxxxxxxxxx> --- drivers/usb/serial/ch341.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 78590b7..451fa64 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -24,7 +24,6 @@ #include <linux/serial.h> #include <asm/unaligned.h> -#define DEFAULT_BAUD_RATE 9600 #define DEFAULT_TIMEOUT 1000 /* flags for IO-Bits */ @@ -232,10 +231,6 @@ static int ch341_configure(struct usb_device *dev, struct ch341_private *priv) if (r < 0) goto out; - r = ch341_init_set_baudrate(dev, priv, 0); - if (r < 0) - goto out; - r = ch341_set_handshake(dev, priv->line_control); if (r < 0) goto out; @@ -258,8 +253,6 @@ static int ch341_port_probe(struct usb_serial_port *port) return -ENOMEM; spin_lock_init(&priv->lock); - priv->baud_rate = DEFAULT_BAUD_RATE; - priv->line_control = CH341_BIT_RTS | CH341_BIT_DTR; r = ch341_configure(port->serial->dev, priv); if (r < 0) -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
