summaryrefslogtreecommitdiffstats
path: root/drivers/usb/misc/adutux.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/misc/adutux.c')
-rw-r--r--drivers/usb/misc/adutux.c41
1 files changed, 1 insertions, 40 deletions
diff --git a/drivers/usb/misc/adutux.c b/drivers/usb/misc/adutux.c
index eb3c8c142fa9..e8a9e16789f5 100644
--- a/drivers/usb/misc/adutux.c
+++ b/drivers/usb/misc/adutux.c
@@ -147,11 +147,9 @@ static void adu_abort_transfers(struct adu_device *dev)
{
unsigned long flags;
- dbg(2, " %s : enter", __func__);
-
if (dev->udev == NULL) {
dbg(1, " %s : udev is null", __func__);
- goto exit;
+ return;
}
/* shutdown transfer */
@@ -170,15 +168,10 @@ static void adu_abort_transfers(struct adu_device *dev)
usb_kill_urb(dev->interrupt_out_urb);
} else
spin_unlock_irqrestore(&dev->buflock, flags);
-
-exit:
- dbg(2, " %s : leave", __func__);
}
static void adu_delete(struct adu_device *dev)
{
- dbg(2, "%s enter", __func__);
-
/* free data structures */
usb_free_urb(dev->interrupt_in_urb);
usb_free_urb(dev->interrupt_out_urb);
@@ -187,8 +180,6 @@ static void adu_delete(struct adu_device *dev)
kfree(dev->interrupt_in_buffer);
kfree(dev->interrupt_out_buffer);
kfree(dev);
-
- dbg(2, "%s : leave", __func__);
}
static void adu_interrupt_in_callback(struct urb *urb)
@@ -196,7 +187,6 @@ static void adu_interrupt_in_callback(struct urb *urb)
struct adu_device *dev = urb->context;
int status = urb->status;
- dbg(4, " %s : enter, status %d", __func__, status);
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
@@ -234,7 +224,6 @@ exit:
wake_up_interruptible(&dev->read_wait);
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
- dbg(4, " %s : leave, status %d", __func__, status);
}
static void adu_interrupt_out_callback(struct urb *urb)
@@ -242,7 +231,6 @@ static void adu_interrupt_out_callback(struct urb *urb)
struct adu_device *dev = urb->context;
int status = urb->status;
- dbg(4, " %s : enter, status %d", __func__, status);
adu_debug_data(5, __func__, urb->actual_length, urb->transfer_buffer);
if (status != 0) {
@@ -262,7 +250,6 @@ exit:
adu_debug_data(5, __func__, urb->actual_length,
urb->transfer_buffer);
- dbg(4, " %s : leave, status %d", __func__, status);
}
static int adu_open(struct inode *inode, struct file *file)
@@ -272,8 +259,6 @@ static int adu_open(struct inode *inode, struct file *file)
int subminor;
int retval;
- dbg(2, "%s : enter", __func__);
-
subminor = iminor(inode);
retval = mutex_lock_interruptible(&adutux_mutex);
@@ -333,14 +318,11 @@ static int adu_open(struct inode *inode, struct file *file)
exit_no_device:
mutex_unlock(&adutux_mutex);
exit_no_lock:
- dbg(2, "%s : leave, return value %d ", __func__, retval);
return retval;
}
static void adu_release_internal(struct adu_device *dev)
{
- dbg(2, " %s : enter", __func__);
-
/* decrement our usage count for the device */
--dev->open_count;
dbg(2, " %s : open count %d", __func__, dev->open_count);
@@ -348,8 +330,6 @@ static void adu_release_internal(struct adu_device *dev)
adu_abort_transfers(dev);
dev->open_count = 0;
}
-
- dbg(2, " %s : leave", __func__);
}
static int adu_release(struct inode *inode, struct file *file)
@@ -357,8 +337,6 @@ static int adu_release(struct inode *inode, struct file *file)
struct adu_device *dev;
int retval = 0;
- dbg(2, " %s : enter", __func__);
-
if (file == NULL) {
dbg(1, " %s : file is NULL", __func__);
retval = -ENODEV;
@@ -389,7 +367,6 @@ static int adu_release(struct inode *inode, struct file *file)
unlock:
mutex_unlock(&adutux_mutex);
exit:
- dbg(2, " %s : leave, return value %d", __func__, retval);
return retval;
}
@@ -406,11 +383,7 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
unsigned long flags;
DECLARE_WAITQUEUE(wait, current);
- dbg(2, " %s : enter, count = %Zd, file=%p", __func__, count, file);
-
dev = file->private_data;
- dbg(2, " %s : dev=%p", __func__, dev);
-
if (mutex_lock_interruptible(&dev->mtx))
return -ERESTARTSYS;
@@ -552,7 +525,6 @@ exit:
/* unlock the device */
mutex_unlock(&dev->mtx);
- dbg(2, " %s : leave, return value %d", __func__, retval);
return retval;
}
@@ -567,8 +539,6 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
unsigned long flags;
int retval;
- dbg(2, " %s : enter, count = %Zd", __func__, count);
-
dev = file->private_data;
retval = mutex_lock_interruptible(&dev->mtx);
@@ -665,7 +635,6 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
exit:
mutex_unlock(&dev->mtx);
exit_nolock:
- dbg(2, " %s : leave, return value %d", __func__, retval);
return retval;
exit_onqueue:
@@ -711,8 +680,6 @@ static int adu_probe(struct usb_interface *interface,
int out_end_size;
int i;
- dbg(2, " %s : enter", __func__);
-
if (udev == NULL) {
dev_err(&interface->dev, "udev is NULL.\n");
goto exit;
@@ -833,8 +800,6 @@ static int adu_probe(struct usb_interface *interface,
udev->descriptor.idProduct, dev->serial_number,
(dev->minor - ADU_MINOR_BASE));
exit:
- dbg(2, " %s : leave, return value %p (dev)", __func__, dev);
-
return retval;
error:
@@ -852,8 +817,6 @@ static void adu_disconnect(struct usb_interface *interface)
struct adu_device *dev;
int minor;
- dbg(2, " %s : enter", __func__);
-
dev = usb_get_intfdata(interface);
mutex_lock(&dev->mtx); /* not interruptible */
@@ -874,8 +837,6 @@ static void adu_disconnect(struct usb_interface *interface)
dev_info(&interface->dev, "ADU device adutux%d now disconnected\n",
(minor - ADU_MINOR_BASE));
-
- dbg(2, " %s : leave", __func__);
}
/* usb specific object needed to register this driver with the usb subsystem */