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cdc-acm: cleaning up debug in data submission path
Further cleanup making the debug messages more precise, useful and removing mere trace points. Signed-off-by: Oliver Neukum <oneukum@suse.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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parent
46e75075ba
commit
efbe27b3cf
1 changed files with 6 additions and 10 deletions
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@ -415,8 +415,9 @@ static void acm_read_bulk_callback(struct urb *urb)
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unsigned long flags;
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int status = urb->status;
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dev_vdbg(&acm->data->dev, "%s - urb %d, len %d\n", __func__,
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rb->index, urb->actual_length);
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dev_vdbg(&acm->data->dev, "got urb %d, len %d, status %d\n",
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rb->index, urb->actual_length,
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status);
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if (!acm->dev) {
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set_bit(rb->index, &acm->read_urbs_free);
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@ -426,8 +427,6 @@ static void acm_read_bulk_callback(struct urb *urb)
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if (status) {
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set_bit(rb->index, &acm->read_urbs_free);
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dev_dbg(&acm->data->dev, "%s - non-zero urb status: %d\n",
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__func__, status);
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if ((status != -ENOENT) || (urb->actual_length == 0))
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return;
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}
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@ -462,8 +461,7 @@ static void acm_write_bulk(struct urb *urb)
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int status = urb->status;
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if (status || (urb->actual_length != urb->transfer_buffer_length))
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dev_vdbg(&acm->data->dev, "%s - len %d/%d, status %d\n",
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__func__,
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dev_vdbg(&acm->data->dev, "wrote len %d/%d, status %d\n",
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urb->actual_length,
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urb->transfer_buffer_length,
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status);
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@ -478,8 +476,6 @@ static void acm_softint(struct work_struct *work)
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{
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struct acm *acm = container_of(work, struct acm, work);
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dev_vdbg(&acm->data->dev, "%s\n", __func__);
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tty_port_tty_wakeup(&acm->port);
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}
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@ -674,7 +670,7 @@ static int acm_tty_write(struct tty_struct *tty,
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if (!count)
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return 0;
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dev_vdbg(&acm->data->dev, "%s - count %d\n", __func__, count);
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dev_vdbg(&acm->data->dev, "%d bytes from tty layer\n", count);
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spin_lock_irqsave(&acm->write_lock, flags);
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wbn = acm_wb_alloc(acm);
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@ -691,7 +687,7 @@ static int acm_tty_write(struct tty_struct *tty,
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}
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count = (count > acm->writesize) ? acm->writesize : count;
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dev_vdbg(&acm->data->dev, "%s - write %d\n", __func__, count);
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dev_vdbg(&acm->data->dev, "writing %d bytes\n", count);
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memcpy(wb->buf, buf, count);
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wb->len = count;
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