USB: serial: pl2303: convert dbg() calls to dev_dbg()

This converts the usage of dbg() to dev_dbg() where needed, and removed
a bunch of these calls where they were just "tracing" calls, which are
no longer needed.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index c6bb88d..9eec2c3 100644 (file)
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -159,8 +159,9 @@ static int pl2303_vendor_read(__u16 value, __u16 index,
        int res = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
                        VENDOR_READ_REQUEST, VENDOR_READ_REQUEST_TYPE,
                        value, index, buf, 1, 100);
-       dbg("0x%x:0x%x:0x%x:0x%x  %d - %x", VENDOR_READ_REQUEST_TYPE,
-                       VENDOR_READ_REQUEST, value, index, res, buf[0]);
+       dev_dbg(&serial->dev->dev, "0x%x:0x%x:0x%x:0x%x  %d - %x\n",
+               VENDOR_READ_REQUEST_TYPE, VENDOR_READ_REQUEST, value, index,
+               res, buf[0]);
        return res;
 }
 
@@ -170,8 +171,9 @@ static int pl2303_vendor_write(__u16 value, __u16 index,
        int res = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
                        VENDOR_WRITE_REQUEST, VENDOR_WRITE_REQUEST_TYPE,
                        value, index, NULL, 0, 100);
-       dbg("0x%x:0x%x:0x%x:0x%x  %d", VENDOR_WRITE_REQUEST_TYPE,
-                       VENDOR_WRITE_REQUEST, value, index, res);
+       dev_dbg(&serial->dev->dev, "0x%x:0x%x:0x%x:0x%x  %d\n",
+               VENDOR_WRITE_REQUEST_TYPE, VENDOR_WRITE_REQUEST, value, index,
+               res);
        return res;
 }
 
@@ -194,7 +196,7 @@ static int pl2303_startup(struct usb_serial *serial)
                type = type_1;
        else if (serial->dev->descriptor.bDeviceClass == 0xFF)
                type = type_1;
-       dbg("device type: %d", type);
+       dev_dbg(&serial->interface->dev, "device type: %d\n", type);
 
        for (i = 0; i < serial->num_ports; ++i) {
                priv = kzalloc(sizeof(struct pl2303_private), GFP_KERNEL);
@@ -241,7 +243,8 @@ static int set_control_lines(struct usb_device *dev, u8 value)
        retval = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
                                 SET_CONTROL_REQUEST, SET_CONTROL_REQUEST_TYPE,
                                 value, 0, NULL, 0, 100);
-       dbg("%s - value = %d, retval = %d", __func__, value, retval);
+       dev_dbg(&dev->dev, "%s - value = %d, retval = %d\n", __func__,
+               value, retval);
        return retval;
 }
 
@@ -263,8 +266,6 @@ static void pl2303_set_termios(struct tty_struct *tty,
        int baud_floor, baud_ceil;
        int k;
 
-       dbg("%s -  port %d", __func__, port->number);
-
        /* The PL2303 is reported to lose bytes if you change
           serial settings even to the same values as before. Thus
           we actually need to filter in this specific case */
@@ -285,7 +286,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
        i = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
                            GET_LINE_REQUEST, GET_LINE_REQUEST_TYPE,
                            0, 0, buf, 7, 100);
-       dbg("0xa1:0x21:0:0  %d - %x %x %x %x %x %x %x", i,
+       dev_dbg(&port->dev, "0xa1:0x21:0:0  %d - %x %x %x %x %x %x %x\n", i,
            buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
 
        if (cflag & CSIZE) {
@@ -304,7 +305,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
                        buf[6] = 8;
                        break;
                }
-               dbg("%s - data bits = %d", __func__, buf[6]);
+               dev_dbg(&port->dev, "data bits = %d\n", buf[6]);
        }
 
        /* For reference buf[0]:buf[3] baud rate value */
@@ -313,7 +314,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
         *          9600 baud (at least my PL2303X always does)
         */
        baud = tty_get_baud_rate(tty);
-       dbg("%s - baud requested = %d", __func__, baud);
+       dev_dbg(&port->dev, "baud requested = %d\n", baud);
        if (baud) {
                /* Set baudrate to nearest supported value */
                for (k=0; k<ARRAY_SIZE(baud_sup); k++) {
@@ -339,7 +340,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
                        else if (baud > 6000000)
                                baud = 6000000;
                }
-               dbg("%s - baud set = %d", __func__, baud);
+               dev_dbg(&port->dev, "baud set = %d\n", baud);
                if (baud <= 115200) {
                        buf[0] = baud & 0xff;
                        buf[1] = (baud >> 8) & 0xff;
@@ -370,14 +371,14 @@ static void pl2303_set_termios(struct tty_struct *tty,
                 */
                if ((cflag & CSIZE) == CS5) {
                        buf[4] = 1;
-                       dbg("%s - stop bits = 1.5", __func__);
+                       dev_dbg(&port->dev, "stop bits = 1.5\n");
                } else {
                        buf[4] = 2;
-                       dbg("%s - stop bits = 2", __func__);
+                       dev_dbg(&port->dev, "stop bits = 2\n");
                }
        } else {
                buf[4] = 0;
-               dbg("%s - stop bits = 1", __func__);
+               dev_dbg(&port->dev, "stop bits = 1\n");
        }
 
        if (cflag & PARENB) {
@@ -389,29 +390,29 @@ static void pl2303_set_termios(struct tty_struct *tty,
                if (cflag & PARODD) {
                        if (cflag & CMSPAR) {
                                buf[5] = 3;
-                               dbg("%s - parity = mark", __func__);
+                               dev_dbg(&port->dev, "parity = mark\n");
                        } else {
                                buf[5] = 1;
-                               dbg("%s - parity = odd", __func__);
+                               dev_dbg(&port->dev, "parity = odd\n");
                        }
                } else {
                        if (cflag & CMSPAR) {
                                buf[5] = 4;
-                               dbg("%s - parity = space", __func__);
+                               dev_dbg(&port->dev, "parity = space\n");
                        } else {
                                buf[5] = 2;
-                               dbg("%s - parity = even", __func__);
+                               dev_dbg(&port->dev, "parity = even\n");
                        }
                }
        } else {
                buf[5] = 0;
-               dbg("%s - parity = none", __func__);
+               dev_dbg(&port->dev, "parity = none\n");
        }
 
        i = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
                            SET_LINE_REQUEST, SET_LINE_REQUEST_TYPE,
                            0, 0, buf, 7, 100);
-       dbg("0x21:0x20:0:0  %d", i);
+       dev_dbg(&port->dev, "0x21:0x20:0:0  %d\n", i);
 
        /* change control lines if we are switching to or from B0 */
        spin_lock_irqsave(&priv->lock, flags);
@@ -433,7 +434,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
        i = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
                            GET_LINE_REQUEST, GET_LINE_REQUEST_TYPE,
                            0, 0, buf, 7, 100);
-       dbg("0xa1:0x21:0:0  %d - %x %x %x %x %x %x %x", i,
+       dev_dbg(&port->dev, "0xa1:0x21:0:0  %d - %x %x %x %x %x %x %x\n", i,
             buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6]);
 
        if (cflag & CRTSCTS) {
@@ -471,8 +472,6 @@ static void pl2303_dtr_rts(struct usb_serial_port *port, int on)
 
 static void pl2303_close(struct usb_serial_port *port)
 {
-       dbg("%s - port %d", __func__, port->number);
-
        usb_serial_generic_close(port);
        usb_kill_urb(port->interrupt_in_urb);
 }
@@ -484,8 +483,6 @@ static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port)
        struct pl2303_private *priv = usb_get_serial_port_data(port);
        int result;
 
-       dbg("%s -  port %d", __func__, port->number);
-
        if (priv->type != HX) {
                usb_clear_halt(serial->dev, port->write_urb->pipe);
                usb_clear_halt(serial->dev, port->read_urb->pipe);
@@ -499,7 +496,6 @@ static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port)
        if (tty)
                pl2303_set_termios(tty, port, &tmp_termios);
 
-       dbg("%s - submitting interrupt urb", __func__);
        result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
        if (result) {
                dev_err(&port->dev, "%s - failed submitting interrupt urb,"
@@ -558,8 +554,6 @@ static int pl2303_tiocmget(struct tty_struct *tty)
        unsigned int status;
        unsigned int result;
 
-       dbg("%s (%d)", __func__, port->number);
-
        spin_lock_irqsave(&priv->lock, flags);
        mcr = priv->line_control;
        status = priv->line_status;
@@ -572,7 +566,7 @@ static int pl2303_tiocmget(struct tty_struct *tty)
                  | ((status & UART_RING)       ? TIOCM_RI  : 0)
                  | ((status & UART_DCD)        ? TIOCM_CD  : 0);
 
-       dbg("%s - result = %x", __func__, result);
+       dev_dbg(&port->dev, "%s - result = %x\n", __func__, result);
 
        return result;
 }
@@ -626,7 +620,8 @@ static int pl2303_ioctl(struct tty_struct *tty,
 {
        struct serial_struct ser;
        struct usb_serial_port *port = tty->driver_data;
-       dbg("%s (%d) cmd = 0x%04x", __func__, port->number, cmd);
+
+       dev_dbg(&port->dev, "%s cmd = 0x%04x\n", __func__, cmd);
 
        switch (cmd) {
        case TIOCGSERIAL:
@@ -642,10 +637,10 @@ static int pl2303_ioctl(struct tty_struct *tty,
                return 0;
 
        case TIOCMIWAIT:
-               dbg("%s (%d) TIOCMIWAIT", __func__,  port->number);
+               dev_dbg(&port->dev, "%s TIOCMIWAIT\n", __func__);
                return wait_modem_info(port, arg);
        default:
-               dbg("%s not supported = 0x%04x", __func__, cmd);
+               dev_dbg(&port->dev, "%s not supported = 0x%04x\n", __func__, cmd);
                break;
        }
        return -ENOIOCTLCMD;
@@ -658,20 +653,18 @@ static void pl2303_break_ctl(struct tty_struct *tty, int break_state)
        u16 state;
        int result;
 
-       dbg("%s - port %d", __func__, port->number);
-
        if (break_state == 0)
                state = BREAK_OFF;
        else
                state = BREAK_ON;
-       dbg("%s - turning break %s", __func__,
+       dev_dbg(&port->dev, "%s - turning break %s\n", __func__,
                        state == BREAK_OFF ? "off" : "on");
 
        result = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
                                 BREAK_REQUEST, BREAK_REQUEST_TYPE, state,
                                 0, NULL, 0, 100);
        if (result)
-               dbg("%s - error sending break = %d", __func__, result);
+               dev_err(&port->dev, "error sending break = %d\n", result);
 }
 
 static void pl2303_release(struct usb_serial *serial)
@@ -679,8 +672,6 @@ static void pl2303_release(struct usb_serial *serial)
        int i;
        struct pl2303_private *priv;
 
-       dbg("%s", __func__);
-
        for (i = 0; i < serial->num_ports; ++i) {
                priv = usb_get_serial_port_data(serial->port[i]);
                kfree(priv);
@@ -743,8 +734,6 @@ static void pl2303_read_int_callback(struct urb *urb)
        int status = urb->status;
        int retval;
 
-       dbg("%s (%d)", __func__, port->number);
-
        switch (status) {
        case 0:
                /* success */
@@ -753,12 +742,12 @@ static void pl2303_read_int_callback(struct urb *urb)
        case -ENOENT:
        case -ESHUTDOWN:
                /* this urb is terminated, clean up */
-               dbg("%s - urb shutting down with status: %d", __func__,
-                   status);
+               dev_dbg(&port->dev, "%s - urb shutting down with status: %d\n",
+                       __func__, status);
                return;
        default:
-               dbg("%s - nonzero urb status received: %d", __func__,
-                   status);
+               dev_dbg(&port->dev, "%s - nonzero urb status received: %d\n",
+                       __func__, status);
                goto exit;
        }
 
@@ -770,7 +759,7 @@ static void pl2303_read_int_callback(struct urb *urb)
 exit:
        retval = usb_submit_urb(urb, GFP_ATOMIC);
        if (retval)
-               dev_err(&urb->dev->dev,
+               dev_err(&port->dev,
                        "%s - usb_submit_urb failed with result %d\n",
                        __func__, retval);
 }
@@ -808,7 +797,7 @@ static void pl2303_process_read_urb(struct urb *urb)
                tty_flag = TTY_PARITY;
        else if (line_status & UART_FRAME_ERROR)
                tty_flag = TTY_FRAME;
-       dbg("%s - tty_flag = %d", __func__, tty_flag);
+       dev_dbg(&port->dev, "%s - tty_flag = %d\n", __func__, tty_flag);
 
        /* overrun is special, not associated with a char */
        if (line_status & UART_OVERRUN_ERROR)