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path: root/drivers/usb/serial/xr_serial.c
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Diffstat (limited to 'drivers/usb/serial/xr_serial.c')
-rw-r--r--drivers/usb/serial/xr_serial.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/usb/serial/xr_serial.c b/drivers/usb/serial/xr_serial.c
index 6853cd56d8dc..f3811e060a44 100644
--- a/drivers/usb/serial/xr_serial.c
+++ b/drivers/usb/serial/xr_serial.c
@@ -104,7 +104,8 @@ static int xr21v141x_uart_enable(struct usb_serial_port *port);
static int xr21v141x_uart_disable(struct usb_serial_port *port);
static int xr21v141x_fifo_reset(struct usb_serial_port *port);
static void xr21v141x_set_line_settings(struct tty_struct *tty,
- struct usb_serial_port *port, struct ktermios *old_termios);
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios);
struct xr_type {
int reg_width;
@@ -133,8 +134,8 @@ struct xr_type {
int (*disable)(struct usb_serial_port *port);
int (*fifo_reset)(struct usb_serial_port *port);
void (*set_line_settings)(struct tty_struct *tty,
- struct usb_serial_port *port,
- struct ktermios *old_termios);
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios);
};
enum xr_type_id {
@@ -622,8 +623,8 @@ static int xr21v141x_set_baudrate(struct tty_struct *tty, struct usb_serial_port
}
static void xr_set_flow_mode(struct tty_struct *tty,
- struct usb_serial_port *port,
- struct ktermios *old_termios)
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios)
{
struct xr_data *data = usb_get_serial_port_data(port);
const struct xr_type *type = data->type;
@@ -674,7 +675,8 @@ static void xr_set_flow_mode(struct tty_struct *tty,
}
static void xr21v141x_set_line_settings(struct tty_struct *tty,
- struct usb_serial_port *port, struct ktermios *old_termios)
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios)
{
struct ktermios *termios = &tty->termios;
u8 bits = 0;
@@ -732,7 +734,8 @@ static void xr21v141x_set_line_settings(struct tty_struct *tty,
}
static void xr_cdc_set_line_coding(struct tty_struct *tty,
- struct usb_serial_port *port, struct ktermios *old_termios)
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios)
{
struct xr_data *data = usb_get_serial_port_data(port);
struct usb_host_interface *alt = port->serial->interface->cur_altsetting;
@@ -809,7 +812,8 @@ static void xr_cdc_set_line_coding(struct tty_struct *tty,
}
static void xr_set_termios(struct tty_struct *tty,
- struct usb_serial_port *port, struct ktermios *old_termios)
+ struct usb_serial_port *port,
+ const struct ktermios *old_termios)
{
struct xr_data *data = usb_get_serial_port_data(port);