Messages in this thread Patch in this message | | | Date | Mon, 19 Nov 2007 14:27:13 +0000 | From | Alan Cox <> | Subject | [PATCH] termios: document callback more clearly |
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Signed-off-by: Alan Cox <alan@redhat.com>
diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.24-rc2-mm1/Documentation/tty.txt linux-2.6.24-rc2-mm1/Documentation/tty.txt --- linux.vanilla-2.6.24-rc2-mm1/Documentation/tty.txt 2007-11-16 17:20:39.000000000 +0000 +++ linux-2.6.24-rc2-mm1/Documentation/tty.txt 2007-11-16 18:10:43.000000000 +0000 @@ -132,6 +132,14 @@ tty->termios. Previous settings should be passed in the "old" argument. + The API is defined such that the driver should return + the actual modes selected. This means that the + 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 + virtual port) can provide NULL for this method. + throttle() Notify the tty driver that input buffers for the line discipline are close to full, and it should somehow signal that no more characters should be - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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