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USB: ch341.c: remove dbg() tracing calls

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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: Johan Hovold <jhovold@gmail.com>
CC: Rusty Russell <rusty@rustcorp.com.au>
CC: Alan Stern <stern@rowland.harvard.edu>
CC: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2012-05-03 16:43:55 -07:00
parent d17a44db94
commit 2ec7d459c0
1 changed files with 0 additions and 22 deletions
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22
drivers/usb/serial/ch341.c
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@ -125,8 +125,6 @@ static int ch341_set_baudrate(struct usb_device *dev,
unsigned long factor;
short divisor;
dbg("ch341_set_baudrate(%d)", priv->baud_rate);
if (!priv->baud_rate)
return -EINVAL;
factor = (CH341_BAUDBASE_FACTOR / priv->baud_rate);
@ -153,7 +151,6 @@ static int ch341_set_baudrate(struct usb_device *dev,
static int ch341_set_handshake(struct usb_device *dev, u8 control)
{
dbg("ch341_set_handshake(0x%02x)", control);
return ch341_control_out(dev, 0xa4, ~control, 0);
}
@ -164,8 +161,6 @@ static int ch341_get_status(struct usb_device *dev, struct ch341_private *priv)
const unsigned size = 8;
unsigned long flags;
dbg("ch341_get_status()");
buffer = kmalloc(size, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
@ -196,8 +191,6 @@ static int ch341_configure(struct usb_device *dev, struct ch341_private *priv)
int r;
const unsigned size = 8;
dbg("ch341_configure()");
buffer = kmalloc(size, GFP_KERNEL);
if (!buffer)
return -ENOMEM;
@ -254,8 +247,6 @@ static int ch341_attach(struct usb_serial *serial)
struct ch341_private *priv;
int r;
dbg("ch341_attach()");
/* private data */
priv = kzalloc(sizeof(struct ch341_private), GFP_KERNEL);
if (!priv)
@ -290,7 +281,6 @@ static void ch341_dtr_rts(struct usb_serial_port *port, int on)
struct ch341_private *priv = usb_get_serial_port_data(port);
unsigned long flags;
dbg("%s - port %d", __func__, port->number);
/* drop DTR and RTS */
spin_lock_irqsave(&priv->lock, flags);
if (on)
@ -304,8 +294,6 @@ static void ch341_dtr_rts(struct usb_serial_port *port, int on)
static void ch341_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);
}
@ -318,8 +306,6 @@ static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port)
struct ch341_private *priv = usb_get_serial_port_data(serial->port[0]);
int r;
dbg("ch341_open()");
priv->baud_rate = DEFAULT_BAUD_RATE;
r = ch341_configure(serial->dev, priv);
@ -358,8 +344,6 @@ static void ch341_set_termios(struct tty_struct *tty,
unsigned baud_rate;
unsigned long flags;
dbg("ch341_set_termios()");
baud_rate = tty_get_baud_rate(tty);
priv->baud_rate = baud_rate;
@ -393,8 +377,6 @@ static void ch341_break_ctl(struct tty_struct *tty, int break_state)
uint16_t reg_contents;
uint8_t *break_reg;
dbg("%s()", __func__);
break_reg = kmalloc(2, GFP_KERNEL);
if (!break_reg) {
dev_err(&port->dev, "%s - kmalloc failed\n", __func__);
@ -461,8 +443,6 @@ static void ch341_read_int_callback(struct urb *urb)
unsigned int actual_length = urb->actual_length;
int status;
dbg("%s (%d)", __func__, port->number);
switch (urb->status) {
case 0:
/* success */
@ -580,8 +560,6 @@ static int ch341_tiocmget(struct tty_struct *tty)
u8 status;
unsigned int result;
dbg("%s (%d)", __func__, port->number);
spin_lock_irqsave(&priv->lock, flags);
mcr = priv->line_control;
status = priv->line_status;