From 20aa9e9b5465a2566e23d78643735dfae3277dab Mon Sep 17 00:00:00 2001 From: Alan Cox Date: Tue, 7 Apr 2009 18:43:43 +0100 Subject: [PATCH] Staging: aten2011: Clean up some tty bits Minor fixes for tty layer stuff in this driver Signed-off-by: Alan Cox Signed-off-by: Greg Kroah-Hartman --- drivers/staging/uc2322/aten2011.c | 28 +++------------------------- 1 file changed, 3 insertions(+), 25 deletions(-) diff --git a/drivers/staging/uc2322/aten2011.c b/drivers/staging/uc2322/aten2011.c index 85b705453066..9c62f787cc9c 100644 --- a/drivers/staging/uc2322/aten2011.c +++ b/drivers/staging/uc2322/aten2011.c @@ -603,10 +603,9 @@ static void ATEN2011_bulk_out_data_callback(struct urb *urb) tty = tty_port_tty_get(&ATEN2011_port->port->port); - if (tty && ATEN2011_port->open) { + if (tty && ATEN2011_port->open) /* tell the tty driver that something has changed */ - wake_up_interruptible(&tty->write_wait); - } + tty_wakeup(tty); /* schedule_work(&ATEN2011_port->port->work); */ tty_kref_put(tty); @@ -825,12 +824,6 @@ static int ATEN2011_open(struct tty_struct *tty, struct usb_serial_port *port, status = 0; status = set_reg_sync(port, ATEN2011_port->ControlRegOffset, Data); - /* force low_latency on so that our tty_push actually forces * - * the data through,otherwise it is scheduled, and with * - * high data rates (like with OHCI) data can get lost. */ - - if (tty) - tty->low_latency = 1; /* * Check to see if we've set up our endpoint info yet * (can't set it up in ATEN2011_startup as the structures @@ -1473,22 +1466,7 @@ static void ATEN2011_set_termios(struct tty_struct *tty, cflag = tty->termios->c_cflag; - if (!cflag) { - dbg("%s %s", __func__, "cflag is NULL"); - return; - } - - /* check that they really want us to change something */ - if (old_termios) { - if ((cflag == old_termios->c_cflag) && - (RELEVANT_IFLAG(tty->termios->c_iflag) == - RELEVANT_IFLAG(old_termios->c_iflag))) { - dbg("%s", "Nothing to change"); - return; - } - } - - dbg("%s - clfag %08x iflag %08x", __func__, + dbg("%s - cflag %08x iflag %08x", __func__, tty->termios->c_cflag, RELEVANT_IFLAG(tty->termios->c_iflag)); if (old_termios) { -- 2.20.1