Messages in this thread | | | Date | Mon, 7 Jan 2013 11:54:25 +0000 | From | Alan Cox <> | Subject | Re: [PATCH v2 43/44] tty/metag_da: Add metag DA TTY driver |
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> Yes. The case I tried was a large write (strace cat /etc/somefile > > /dev/ttyDA2) and strace showed a single large write, but it got to the > driver in chunks of a dozen or so characters. Is that expected to happen?
Yes it is - the tty mid layer code could do better on this but it's never been much of a priority.
> @@ -613,8 +613,7 @@ static int __init dashtty_init(void) > channel_driver->type = TTY_DRIVER_TYPE_SERIAL; > channel_driver->subtype = SERIAL_TYPE_NORMAL; > channel_driver->init_termios = tty_std_termios; > - channel_driver->init_termios.c_cflag = > - B38400 | CS8 | CREAD | HUPCL | CLOCAL; > + channel_driver->init_termios.c_cflag |= CLOCAL; > channel_driver->flags = TTY_DRIVER_REAL_RAW; > > tty_set_operations(channel_driver, &dashtty_ops);
Ok
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