From 2a5357e56360a076867a21b4914a5340399eff5b Mon Sep 17 00:00:00 2001 From: Al Viro Date: Wed, 12 Sep 2018 00:17:54 -0400 Subject: [PATCH] io_ti: switch to ->get_serial() Reviewed-by: Johan Hovold Signed-off-by: Al Viro --- drivers/usb/serial/io_ti.c | 47 ++++++++++++++-------------------------------- 1 file changed, 14 insertions(+), 33 deletions(-) diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c index 6d1d6efa3055..c327d4cf7928 100644 --- a/drivers/usb/serial/io_ti.c +++ b/drivers/usb/serial/io_ti.c @@ -2437,47 +2437,28 @@ static int edge_tiocmget(struct tty_struct *tty) return result; } -static int get_serial_info(struct edgeport_port *edge_port, - struct serial_struct __user *retinfo) +static int get_serial_info(struct tty_struct *tty, + struct serial_struct *ss) { - struct serial_struct tmp; + struct usb_serial_port *port = tty->driver_data; + struct edgeport_port *edge_port = usb_get_serial_port_data(port); unsigned cwait; cwait = edge_port->port->port.closing_wait; if (cwait != ASYNC_CLOSING_WAIT_NONE) cwait = jiffies_to_msecs(cwait) / 10; - memset(&tmp, 0, sizeof(tmp)); - - tmp.type = PORT_16550A; - tmp.line = edge_port->port->minor; - tmp.port = edge_port->port->port_number; - tmp.irq = 0; - tmp.xmit_fifo_size = edge_port->port->bulk_out_size; - tmp.baud_base = 9600; - tmp.close_delay = 5*HZ; - tmp.closing_wait = cwait; - - if (copy_to_user(retinfo, &tmp, sizeof(*retinfo))) - return -EFAULT; + ss->type = PORT_16550A; + ss->line = edge_port->port->minor; + ss->port = edge_port->port->port_number; + ss->irq = 0; + ss->xmit_fifo_size = edge_port->port->bulk_out_size; + ss->baud_base = 9600; + ss->close_delay = 5*HZ; + ss->closing_wait = cwait; return 0; } -static int edge_ioctl(struct tty_struct *tty, - unsigned int cmd, unsigned long arg) -{ - struct usb_serial_port *port = tty->driver_data; - struct edgeport_port *edge_port = usb_get_serial_port_data(port); - - switch (cmd) { - case TIOCGSERIAL: - dev_dbg(&port->dev, "%s - TIOCGSERIAL\n", __func__); - return get_serial_info(edge_port, - (struct serial_struct __user *) arg); - } - return -ENOIOCTLCMD; -} - static void edge_break(struct tty_struct *tty, int break_state) { struct usb_serial_port *port = tty->driver_data; @@ -2738,7 +2719,7 @@ static struct usb_serial_driver edgeport_1port_device = { .release = edge_release, .port_probe = edge_port_probe, .port_remove = edge_port_remove, - .ioctl = edge_ioctl, + .get_serial = get_serial_info, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, .tiocmset = edge_tiocmset, @@ -2777,7 +2758,7 @@ static struct usb_serial_driver edgeport_2port_device = { .release = edge_release, .port_probe = edge_port_probe, .port_remove = edge_port_remove, - .ioctl = edge_ioctl, + .get_serial = get_serial_info, .set_termios = edge_set_termios, .tiocmget = edge_tiocmget, .tiocmset = edge_tiocmset, -- 2.11.0