USB: ftdi_sio.c: remove dbg() tracing calls

dbg() was used a lot a long time ago to trace code flow.  Now that we have
ftrace, this isn't needed at all, so remove these calls.

CC: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de>
CC: Simon Arlott <simon@fire.lp0.eu>
CC: Andrew Worsley <amworsley@gmail.com>
CC: "Michał Wróbel" <michal.wrobel@flytronic.pl>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 34 deletions

diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 02e7f2d32d52..5691b8be0c77 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -1285,8 +1285,6 @@ static int read_latency_timer(struct usb_serial_port *port)
         unsigned char *buf;
         int rv;
 
-        dbg("%s", __func__);
-
         buf = kmalloc(1, GFP_KERNEL);
         if (!buf)
                 return -ENOMEM;
@@ -1593,8 +1591,6 @@ static int create_sysfs_attrs(struct usb_serial_port *port)
         struct ftdi_private *priv = usb_get_serial_port_data(port);
         int retval = 0;
 
-        dbg("%s", __func__);
-
         /* XXX I've no idea if the original SIO supports the event_char
          * sysfs parameter, so I'm playing it safe.  */
         if (priv->chip_type != SIO) {
@@ -1619,8 +1615,6 @@ static void remove_sysfs_attrs(struct usb_serial_port *port)
 {
         struct ftdi_private *priv = usb_get_serial_port_data(port);
 
-        dbg("%s", __func__);
-
         /* XXX see create_sysfs_attrs */
         if (priv->chip_type != SIO) {
                 device_remove_file(&port->dev, &dev_attr_event_char);
@@ -1667,8 +1661,6 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
         struct ftdi_sio_quirk *quirk = usb_get_serial_data(port->serial);
 
 
-        dbg("%s", __func__);
-
         priv = kzalloc(sizeof(struct ftdi_private), GFP_KERNEL);
         if (!priv) {
                 dev_err(&port->dev, "%s- kmalloc(%Zd) failed.\n", __func__,
@@ -1704,8 +1696,6 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
 /* Called from usbserial:serial_probe */
 static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
 {
-        dbg("%s", __func__);
-
         priv->flags |= ASYNC_SPD_CUST;
         priv->custom_divisor = 77;
         priv->force_baud = 38400;
@@ -1716,8 +1706,6 @@ static void ftdi_USB_UIRT_setup(struct ftdi_private *priv)
 
 static void ftdi_HE_TIRA1_setup(struct ftdi_private *priv)
 {
-        dbg("%s", __func__);
-
         priv->flags |= ASYNC_SPD_CUST;
         priv->custom_divisor = 240;
         priv->force_baud = 38400;
@@ -1767,8 +1755,6 @@ static int ftdi_jtag_probe(struct usb_serial *serial)
         struct usb_device *udev = serial->dev;
         struct usb_interface *interface = serial->interface;
 
-        dbg("%s", __func__);
-
         if (interface == udev->actconfig->interface[0]) {
                 dev_info(&udev->dev,
                          "Ignoring serial port reserved for JTAG\n");
@@ -1782,8 +1768,6 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial)
 {
         struct usb_device *udev = serial->dev;
 
-        dbg("%s", __func__);
-
         if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) ||
             (udev->product && !strcmp(udev->product, "BeagleBone/XDS100")))
                 return ftdi_jtag_probe(serial);
@@ -1800,8 +1784,6 @@ static int ftdi_stmclite_probe(struct usb_serial *serial)
         struct usb_device *udev = serial->dev;
         struct usb_interface *interface = serial->interface;
 
-        dbg("%s", __func__);
-
         if (interface == udev->actconfig->interface[2])
                 return 0;
 
@@ -1839,8 +1821,6 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port)
 {
         struct ftdi_private *priv = usb_get_serial_port_data(port);
 
-        dbg("%s", __func__);
-
         priv->dev_gone = true;
         wake_up_interruptible_all(&priv->delta_msr_wait);
 
@@ -1858,8 +1838,6 @@ static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
         struct ftdi_private *priv = usb_get_serial_port_data(port);
         int result;
 
-        dbg("%s", __func__);
-
         /* No error checking for this (will get errors later anyway) */
         /* See ftdi_sio.h for description of what is reset */
         usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
@@ -1918,8 +1896,6 @@ static void ftdi_close(struct usb_serial_port *port)
 {
         struct ftdi_private *priv = usb_get_serial_port_data(port);
 
-        dbg("%s", __func__);
-
         usb_serial_generic_close(port);
         kref_put(&priv->kref, ftdi_sio_priv_release);
 }
@@ -1976,8 +1952,6 @@ static int ftdi_process_packet(struct tty_struct *tty,
         char flag;
         char *ch;
 
-        dbg("%s - port %d", __func__, port->number);
-
         if (len < 2) {
                 dbg("malformed packet");
                 return 0;
@@ -2121,8 +2095,6 @@ static void ftdi_set_termios(struct tty_struct *tty,
         unsigned char vstop;
         unsigned char vstart;
 
-        dbg("%s", __func__);
-
         /* Force baud rate if this device requires it, unless it is set to
            B0. */
         if (priv->force_baud && ((termios->c_cflag & CBAUD) != B0)) {
@@ -2295,8 +2267,6 @@ static int ftdi_tiocmget(struct tty_struct *tty)
         int len;
         int ret;
 
-        dbg("%s TIOCMGET", __func__);
-
         buf = kmalloc(2, GFP_KERNEL);
         if (!buf)
                 return -ENOMEM;
@@ -2346,7 +2316,7 @@ static int ftdi_tiocmset(struct tty_struct *tty,
                         unsigned int set, unsigned int clear)
 {
         struct usb_serial_port *port = tty->driver_data;
-        dbg("%s TIOCMSET", __func__);
+
         return update_mctrl(port, set, clear);
 }
 
@@ -2435,7 +2405,6 @@ static int __init ftdi_init(void)
 {
         int retval;
 
-        dbg("%s", __func__);
         if (vendor > 0 && product > 0) {
                 /* Add user specified VID/PID to reserved element of table. */
                 int i;
@@ -2454,8 +2423,6 @@ static int __init ftdi_init(void)
 
 static void __exit ftdi_exit(void)
 {
-        dbg("%s", __func__);
-
         usb_serial_deregister_drivers(&ftdi_driver, serial_drivers);
 }