diff options
| author | Jiri Slaby <jslaby@suse.cz> | 2013-03-07 16:12:27 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-19 03:19:05 +0400 |
| commit | 6865ff222ccab371c04afce17aec1f7d70b17dbc (patch) | |
| tree | c5fb3ebecb698f8735e52fd7bdcbcb69e3a99f86 /include/linux/tty.h | |
| parent | 049b539b39977fc9343056435eba568fc7779970 (diff) | |
| download | linux-6865ff222ccab371c04afce17aec1f7d70b17dbc.tar.xz | |
TTY: do not warn about setting speed via SPD_*
The warning is there since 2.1.69 and we have not seen anybody
reporting it in the past decade. Remove the warning now.
tty_get_baud_rate can now be inline. This gives us one less
EXPORT_SYMBOL.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/tty.h')
| -rw-r--r-- | include/linux/tty.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/linux/tty.h b/include/linux/tty.h index 189ca80494d1..63b62865c8e9 100644 --- a/include/linux/tty.h +++ b/include/linux/tty.h @@ -255,7 +255,6 @@ struct tty_struct { int count; struct winsize winsize; /* termios mutex */ unsigned char stopped:1, hw_stopped:1, flow_stopped:1, packet:1; - unsigned char warned:1; unsigned char ctrl_status; /* ctrl_lock */ unsigned int receive_room; /* Bytes free for queue */ int flow_change; @@ -437,13 +436,28 @@ extern void tty_flush_to_ldisc(struct tty_struct *tty); extern void tty_buffer_free_all(struct tty_port *port); extern void tty_buffer_flush(struct tty_struct *tty); extern void tty_buffer_init(struct tty_port *port); -extern speed_t tty_get_baud_rate(struct tty_struct *tty); extern speed_t tty_termios_baud_rate(struct ktermios *termios); extern speed_t tty_termios_input_baud_rate(struct ktermios *termios); extern void tty_termios_encode_baud_rate(struct ktermios *termios, speed_t ibaud, speed_t obaud); extern void tty_encode_baud_rate(struct tty_struct *tty, speed_t ibaud, speed_t obaud); + +/** + * tty_get_baud_rate - get tty bit rates + * @tty: tty to query + * + * Returns the baud rate as an integer for this terminal. The + * termios lock must be held by the caller and the terminal bit + * flags may be updated. + * + * Locking: none + */ +static inline speed_t tty_get_baud_rate(struct tty_struct *tty) +{ + return tty_termios_baud_rate(&tty->termios); +} + extern void tty_termios_copy_hw(struct ktermios *new, struct ktermios *old); extern int tty_termios_hw_change(struct ktermios *a, struct ktermios *b); extern int tty_set_termios(struct tty_struct *tty, struct ktermios *kt); |