diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/serial/pl2303.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index 1e6de4cd079..244820193e1 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -305,10 +305,14 @@ static void pl2303_encode_baudrate(struct tty_struct *tty, if (spriv->type != HX) baud = min_t(int, baud, 1228800); - if (baud <= 115200) { + if (spriv->type != HX || baud <= 115200) { + /* Direct (standard) baud rate encoding method */ put_unaligned_le32(baud, buf); } else { /* + * NOTE: it's not clear if the type_0/1 chips + * support this method + * * Apparently the formula for higher speeds is: * baudrate = 12M * 32 / (2^buf[1]) / buf[0] */ |