diff options
Diffstat (limited to 'drivers/serial/imx.c')
| -rw-r--r-- | drivers/serial/imx.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c index 6b8f12f4a70..49f2e12ba58 100644 --- a/drivers/serial/imx.c +++ b/drivers/serial/imx.c @@ -308,6 +308,9 @@ static inline void imx_transmit_buffer(struct imx_port *sport) break; } + if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS) + uart_write_wakeup(&sport->port); + if (uart_circ_empty(xmit)) imx_stop_tx(&sport->port); } |