X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=Documentation%2Fserial%2Ftty.txt;h=1e52d67d0abf5c8ccb86b6aa5d1170f509d73132;hb=ba1a96fc7ddcaf0c8d4a6752f6a70f080bc307ac;hp=540db41dfd5d7bdd0c3af757b34046e3e4617ea9;hpb=e197f094b7da7d94812492cfcd706d143f1020e5;p=firefly-linux-kernel-4.4.55.git diff --git a/Documentation/serial/tty.txt b/Documentation/serial/tty.txt index 540db41dfd5d..1e52d67d0abf 100644 --- a/Documentation/serial/tty.txt +++ b/Documentation/serial/tty.txt @@ -146,7 +146,7 @@ set_termios() Notify the tty driver that the device's termios driver function is responsible for modifying any bits in the request it cannot fulfill to indicate the actual modes being used. A device with no - hardware capability for change (eg a USB dongle or + hardware capability for change (e.g. a USB dongle or virtual port) can provide NULL for this method. throttle() Notify the tty driver that input buffers for the @@ -258,7 +258,7 @@ put_char() - Stuff a single character onto the queue. The flush_chars() - Ask the kernel to write put_char queue -write_room() - Return the number of characters tht can be stuffed +write_room() - Return the number of characters that can be stuffed into the port buffers without overflow (or less). The ldisc is responsible for being intelligent about multi-threading of write_room/write calls