diff options
Diffstat (limited to 'Documentation/serial/driver')
| -rw-r--r-- | Documentation/serial/driver | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/Documentation/serial/driver b/Documentation/serial/driver index ac7eabbf662a..87856d3cfb67 100644 --- a/Documentation/serial/driver +++ b/Documentation/serial/driver @@ -111,24 +111,17 @@ hardware. Interrupts: locally disabled. This call must not sleep - stop_tx(port,tty_stop) + stop_tx(port) Stop transmitting characters. This might be due to the CTS line becoming inactive or the tty layer indicating we want - to stop transmission. - - tty_stop: 1 if this call is due to the TTY layer issuing a - TTY stop to the driver (equiv to rs_stop). + to stop transmission due to an XOFF character. Locking: port->lock taken. Interrupts: locally disabled. This call must not sleep - start_tx(port,tty_start) - start transmitting characters. (incidentally, nonempty will - always be nonzero, and shouldn't be used - it will be dropped). - - tty_start: 1 if this call was due to the TTY layer issuing - a TTY start to the driver (equiv to rs_start) + start_tx(port) + start transmitting characters. Locking: port->lock taken. Interrupts: locally disabled. |