USB: cdc-acm: clean up dev_err and dev_dbg
Clean up some dev_err and dev_dbg messages and make sure that the
appropriate interface device is used for reporting consistently
throughout.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index c9f8a83..612b9ff 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -340,8 +340,8 @@
exit:
retval = usb_submit_urb(urb, GFP_ATOMIC);
if (retval)
- dev_err(&urb->dev->dev, "%s - usb_submit_urb failed with "
- "result %d\n", __func__, retval);
+ dev_err(&acm->control->dev, "%s - usb_submit_urb failed: %d\n",
+ __func__, retval);
}
/* data interface returns incoming bytes, or we got unthrottled */
@@ -355,13 +355,14 @@
dbg("Entering acm_read_bulk with status %d", status);
if (!ACM_READY(acm)) {
- dev_dbg(&acm->data->dev, "Aborting, acm not ready\n");
+ dev_dbg(&acm->data->dev, "%s - acm not ready\n", __func__);
return;
}
usb_mark_last_busy(acm->dev);
if (status)
- dev_dbg(&acm->data->dev, "bulk rx status %d\n", status);
+ dev_dbg(&acm->data->dev, "%s - non-zero urb status: %d\n",
+ __func__, status);
buf = rcv->buffer;
buf->size = urb->actual_length;
@@ -511,7 +512,8 @@
if (verbose || urb->status
|| (urb->actual_length != urb->transfer_buffer_length))
- dev_dbg(&acm->data->dev, "tx %d/%d bytes -- > %d\n",
+ dev_dbg(&acm->data->dev, "%s - len %d/%d, status %d\n",
+ __func__,
urb->actual_length,
urb->transfer_buffer_length,
urb->status);
@@ -530,7 +532,8 @@
struct acm *acm = container_of(work, struct acm, work);
struct tty_struct *tty;
- dev_vdbg(&acm->data->dev, "tx work\n");
+ dev_vdbg(&acm->data->dev, "%s\n", __func__);
+
if (!ACM_READY(acm))
return;
tty = tty_port_tty_get(&acm->port);