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| author | Geert Uytterhoeven <geert+renesas@glider.be> | 2016-03-14 16:16:12 +0100 |
|---|---|---|
| committer | Jonathan Corbet <corbet@lwn.net> | 2016-03-31 00:58:17 -0600 |
| commit | e27585c7970decd26113ca036a1cb5678d88ee5a (patch) | |
| tree | 5ad6fc536a19428c39dd2b5ca704d28a8c9d898b /Documentation/serial | |
| parent | 39c5144e5f0bc2dec9ebe3613d5f9c0f0b0bdc72 (diff) | |
| download | linux-e27585c7970decd26113ca036a1cb5678d88ee5a.tar.bz2 | |
serial: doc: Document .unthrottle()
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'Documentation/serial')
| -rw-r--r-- | Documentation/serial/driver | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/serial/driver b/Documentation/serial/driver index 50f3d94ed50b..3b2a97d5ecc7 100644 --- a/Documentation/serial/driver +++ b/Documentation/serial/driver @@ -133,6 +133,13 @@ hardware. Locking: none. + unthrottle(port) + Notify the serial driver that characters can now be sent to the serial + port without fear of overrunning the input buffers of the line + disciplines. + + Locking: none. + send_xchar(port,ch) Transmit a high priority character, even if the port is stopped. This is used to implement XON/XOFF flow control and tcflow(). If |