In most cases the tx_loadsz is the same as fifosize. This will store the fifosize in it if it was not separately delivered from the driver. Signed-off-by: Heikki Krogerus <heikki.krogerus@xxxxxxxxxxxxxxx> --- drivers/tty/serial/8250/8250.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/tty/serial/8250/8250.c b/drivers/tty/serial/8250/8250.c index cf6a538..19ebbdf 100644 --- a/drivers/tty/serial/8250/8250.c +++ b/drivers/tty/serial/8250/8250.c @@ -3247,6 +3247,10 @@ int serial8250_register_8250_port(struct uart_8250_port *up) uart->tx_loadsz = up->tx_loadsz; uart->capabilities = up->capabilities; + /* Take tx_loadsz from fifosize if it wasn't set separately */ + if (uart->port.fifosize && !uart->tx_loadsz) + uart->tx_loadsz = uart->port.fifosize; + if (up->port.dev) uart->port.dev = up->port.dev; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html