diff options
| -rw-r--r-- | drivers/tty/serial/sc16is7xx.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index e6553d04a551..8247bce5f4ad 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -650,9 +650,13 @@ static irqreturn_t sc16is7xx_irq(int irq, void *dev_id) static void sc16is7xx_tx_proc(struct kthread_work *ws) { - struct sc16is7xx_one *one = to_sc16is7xx_one(ws, tx_work); + struct uart_port *port = &(to_sc16is7xx_one(ws, tx_work)->port); - sc16is7xx_handle_tx(&one->port); + if ((port->rs485.flags & SER_RS485_ENABLED) && + (port->rs485.delay_rts_before_send > 0)) + msleep(port->rs485.delay_rts_before_send); + + sc16is7xx_handle_tx(port); } static void sc16is7xx_stop_tx(struct uart_port* port) @@ -677,12 +681,6 @@ static void sc16is7xx_start_tx(struct uart_port *port) struct sc16is7xx_port *s = dev_get_drvdata(port->dev); struct sc16is7xx_one *one = to_sc16is7xx_one(port, port); - /* handle rs485 */ - if ((port->rs485.flags & SER_RS485_ENABLED) && - (port->rs485.delay_rts_before_send > 0)) { - mdelay(port->rs485.delay_rts_before_send); - } - queue_kthread_work(&s->kworker, &one->tx_work); } |