diff options
| author | Mark Brown <broonie@linaro.org> | 2014-05-22 00:17:27 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-05-22 00:17:27 +0100 |
| commit | bfbc344732badffe94f096f929e4a105b3b92d1f (patch) | |
| tree | f4fc6c06108495bd2c33ecff68c065514e66a8cc /drivers/tty/serial/serial_core.c | |
| parent | c9eaa447e77efe77b7fa4c953bd62de8297fd6c5 (diff) | |
| parent | c6466950e917890be3050171f6745ccb9d91d35f (diff) | |
Merge tag 'mfd-regulator-v3.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd into regulator-bcm590xxx
Immutable branch between MFD and Regulator due for v3.16 merge-window.
Diffstat (limited to 'drivers/tty/serial/serial_core.c')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 2cf5649a6dc0..f26834d262b3 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -89,8 +89,7 @@ static void __uart_start(struct tty_struct *tty) struct uart_state *state = tty->driver_data; struct uart_port *port = state->uart_port; - if (!uart_circ_empty(&state->xmit) && state->xmit.buf && - !tty->stopped && !tty->hw_stopped) + if (!tty->stopped && !tty->hw_stopped) port->ops->start_tx(port); } @@ -1452,6 +1451,8 @@ static void uart_hangup(struct tty_struct *tty) clear_bit(ASYNCB_NORMAL_ACTIVE, &port->flags); spin_unlock_irqrestore(&port->lock, flags); tty_port_tty_set(port, NULL); + if (!uart_console(state->uart_port)) + uart_change_pm(state, UART_PM_STATE_OFF); wake_up_interruptible(&port->open_wait); wake_up_interruptible(&port->delta_msr_wait); } |