USB: adutux: remove custom debug macro
Don't use a custom debug macro for just one driver, instead rely on the in-kernel dynamic debugging logic, which can handle this much better. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
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6e42a15803
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66d4bc30d1
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@ -147,10 +147,8 @@ static void adu_abort_transfers(struct adu_device *dev)
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{
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unsigned long flags;
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if (dev->udev == NULL) {
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dbg(1, " %s : udev is null", __func__);
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if (dev->udev == NULL)
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return;
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}
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/* shutdown transfer */
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@ -195,8 +193,9 @@ static void adu_interrupt_in_callback(struct urb *urb)
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if (status != 0) {
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if ((status != -ENOENT) && (status != -ECONNRESET) &&
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(status != -ESHUTDOWN)) {
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dbg(1, " %s : nonzero status received: %d",
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__func__, status);
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dev_dbg(&dev->udev->dev,
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"%s : nonzero status received: %d\n",
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__func__, status);
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}
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goto exit;
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}
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@ -210,10 +209,11 @@ static void adu_interrupt_in_callback(struct urb *urb)
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dev->interrupt_in_buffer, urb->actual_length);
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dev->read_buffer_length += urb->actual_length;
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dbg(2, " %s reading %d ", __func__,
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urb->actual_length);
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dev_dbg(&dev->udev->dev,"%s reading %d\n", __func__,
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urb->actual_length);
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} else {
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dbg(1, " %s : read_buffer overflow", __func__);
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dev_dbg(&dev->udev->dev,"%s : read_buffer overflow\n",
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__func__);
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}
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}
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@ -236,8 +236,9 @@ static void adu_interrupt_out_callback(struct urb *urb)
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if (status != 0) {
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if ((status != -ENOENT) &&
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(status != -ECONNRESET)) {
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dbg(1, " %s :nonzero status received: %d",
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__func__, status);
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dev_dbg(&dev->udev->dev,
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"%s :nonzero status received: %d\n", __func__,
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status);
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}
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goto exit;
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}
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@ -262,10 +263,8 @@ static int adu_open(struct inode *inode, struct file *file)
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subminor = iminor(inode);
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retval = mutex_lock_interruptible(&adutux_mutex);
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if (retval) {
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dbg(2, "%s : mutex lock failed", __func__);
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if (retval)
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goto exit_no_lock;
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}
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interface = usb_find_interface(&adu_driver, subminor);
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if (!interface) {
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@ -288,7 +287,8 @@ static int adu_open(struct inode *inode, struct file *file)
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}
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++dev->open_count;
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dbg(2, "%s : open count %d", __func__, dev->open_count);
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dev_dbg(&dev->udev->dev, "%s: open count %d\n", __func__,
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dev->open_count);
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/* save device in the file's private structure */
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file->private_data = dev;
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@ -325,7 +325,8 @@ static void adu_release_internal(struct adu_device *dev)
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{
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/* decrement our usage count for the device */
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--dev->open_count;
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dbg(2, " %s : open count %d", __func__, dev->open_count);
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dev_dbg(&dev->udev->dev, "%s : open count %d\n", __func__,
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dev->open_count);
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if (dev->open_count <= 0) {
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adu_abort_transfers(dev);
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dev->open_count = 0;
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@ -338,14 +339,12 @@ static int adu_release(struct inode *inode, struct file *file)
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int retval = 0;
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if (file == NULL) {
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dbg(1, " %s : file is NULL", __func__);
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retval = -ENODEV;
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goto exit;
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}
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dev = file->private_data;
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if (dev == NULL) {
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dbg(1, " %s : object is NULL", __func__);
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retval = -ENODEV;
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goto exit;
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}
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@ -353,7 +352,7 @@ static int adu_release(struct inode *inode, struct file *file)
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mutex_lock(&adutux_mutex); /* not interruptible */
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if (dev->open_count <= 0) {
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dbg(1, " %s : device not opened", __func__);
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dev_dbg(&dev->udev->dev, "%s : device not opened\n", __func__);
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retval = -ENODEV;
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goto unlock;
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}
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@ -397,17 +396,19 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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/* verify that some data was requested */
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if (count == 0) {
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dbg(1, " %s : read request of 0 bytes", __func__);
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dev_dbg(&dev->udev->dev, "%s : read request of 0 bytes\n",
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__func__);
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goto exit;
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}
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timeout = COMMAND_TIMEOUT;
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dbg(2, " %s : about to start looping", __func__);
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dev_dbg(&dev->udev->dev, "%s : about to start looping\n", __func__);
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while (bytes_to_read) {
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int data_in_secondary = dev->secondary_tail - dev->secondary_head;
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dbg(2, " %s : while, data_in_secondary=%d, status=%d",
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__func__, data_in_secondary,
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dev->interrupt_in_urb->status);
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dev_dbg(&dev->udev->dev,
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"%s : while, data_in_secondary=%d, status=%d\n",
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__func__, data_in_secondary,
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dev->interrupt_in_urb->status);
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if (data_in_secondary) {
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/* drain secondary buffer */
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@ -430,8 +431,9 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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if (dev->read_buffer_length) {
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/* we secure access to the primary */
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char *tmp;
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dbg(2, " %s : swap, read_buffer_length = %d",
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__func__, dev->read_buffer_length);
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dev_dbg(&dev->udev->dev,
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"%s : swap, read_buffer_length = %d\n",
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__func__, dev->read_buffer_length);
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tmp = dev->read_buffer_secondary;
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dev->read_buffer_secondary = dev->read_buffer_primary;
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dev->read_buffer_primary = tmp;
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@ -446,10 +448,14 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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if (!dev->read_urb_finished) {
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/* somebody is doing IO */
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spin_unlock_irqrestore(&dev->buflock, flags);
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dbg(2, " %s : submitted already", __func__);
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dev_dbg(&dev->udev->dev,
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"%s : submitted already\n",
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__func__);
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} else {
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/* we must initiate input */
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dbg(2, " %s : initiate input", __func__);
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dev_dbg(&dev->udev->dev,
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"%s : initiate input\n",
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__func__);
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dev->read_urb_finished = 0;
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spin_unlock_irqrestore(&dev->buflock, flags);
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@ -467,7 +473,9 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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if (retval == -ENOMEM) {
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retval = bytes_read ? bytes_read : -ENOMEM;
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}
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dbg(2, " %s : submit failed", __func__);
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dev_dbg(&dev->udev->dev,
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"%s : submit failed\n",
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__func__);
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goto exit;
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}
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}
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@ -486,13 +494,16 @@ static ssize_t adu_read(struct file *file, __user char *buffer, size_t count,
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remove_wait_queue(&dev->read_wait, &wait);
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if (timeout <= 0) {
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dbg(2, " %s : timeout", __func__);
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dev_dbg(&dev->udev->dev,
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"%s : timeout\n", __func__);
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retval = bytes_read ? bytes_read : -ETIMEDOUT;
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goto exit;
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}
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if (signal_pending(current)) {
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dbg(2, " %s : signal pending", __func__);
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dev_dbg(&dev->udev->dev,
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"%s : signal pending\n",
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__func__);
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retval = bytes_read ? bytes_read : -EINTR;
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goto exit;
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}
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@ -555,7 +566,8 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
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/* verify that we actually have some data to write */
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if (count == 0) {
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dbg(1, " %s : write request of 0 bytes", __func__);
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dev_dbg(&dev->udev->dev, "%s : write request of 0 bytes\n",
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__func__);
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goto exit;
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}
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@ -568,13 +580,15 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
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mutex_unlock(&dev->mtx);
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if (signal_pending(current)) {
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dbg(1, " %s : interrupted", __func__);
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dev_dbg(&dev->udev->dev, "%s : interrupted\n",
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__func__);
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set_current_state(TASK_RUNNING);
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retval = -EINTR;
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goto exit_onqueue;
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}
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if (schedule_timeout(COMMAND_TIMEOUT) == 0) {
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dbg(1, "%s - command timed out.", __func__);
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dev_dbg(&dev->udev->dev,
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"%s - command timed out.\n", __func__);
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retval = -ETIMEDOUT;
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goto exit_onqueue;
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}
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@ -585,18 +599,22 @@ static ssize_t adu_write(struct file *file, const __user char *buffer,
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goto exit_nolock;
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}
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dbg(4, " %s : in progress, count = %Zd", __func__, count);
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dev_dbg(&dev->udev->dev,
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"%s : in progress, count = %Zd\n",
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__func__, count);
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} else {
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spin_unlock_irqrestore(&dev->buflock, flags);
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set_current_state(TASK_RUNNING);
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remove_wait_queue(&dev->write_wait, &waita);
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dbg(4, " %s : sending, count = %Zd", __func__, count);
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dev_dbg(&dev->udev->dev, "%s : sending, count = %Zd\n",
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__func__, count);
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/* write the data into interrupt_out_buffer from userspace */
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buffer_size = usb_endpoint_maxp(dev->interrupt_out_endpoint);
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bytes_to_write = count > buffer_size ? buffer_size : count;
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dbg(4, " %s : buffer_size = %Zd, count = %Zd, bytes_to_write = %Zd",
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__func__, buffer_size, count, bytes_to_write);
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dev_dbg(&dev->udev->dev,
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"%s : buffer_size = %Zd, count = %Zd, bytes_to_write = %Zd\n",
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__func__, buffer_size, count, bytes_to_write);
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if (copy_from_user(dev->interrupt_out_buffer, buffer, bytes_to_write) != 0) {
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retval = -EFAULT;
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@ -779,7 +797,7 @@ static int adu_probe(struct usb_interface *interface,
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dev_err(&interface->dev, "Could not retrieve serial number\n");
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goto error;
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}
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dbg(2, " %s : serial_number=%s", __func__, dev->serial_number);
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dev_dbg(&interface->dev,"serial_number=%s", dev->serial_number);
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/* we can register the device now, as it is ready */
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usb_set_intfdata(interface, dev);
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@ -829,7 +847,8 @@ static void adu_disconnect(struct usb_interface *interface)
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usb_set_intfdata(interface, NULL);
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/* if the device is not opened, then we clean up right now */
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dbg(2, " %s : open count %d", __func__, dev->open_count);
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dev_dbg(&dev->udev->dev, "%s : open count %d\n",
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__func__, dev->open_count);
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if (!dev->open_count)
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adu_delete(dev);
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