diff options
Diffstat (limited to 'drivers/usb/class/cdc-acm.c')
| -rw-r--r-- | drivers/usb/class/cdc-acm.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index c9f8a837c5f..612b9ff0fcf 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -340,8 +340,8 @@ static void acm_ctrl_irq(struct urb *urb) 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 @@ static void acm_read_bulk(struct urb *urb) 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 @@ static void acm_write_bulk(struct urb *urb) 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 @@ static void acm_softint(struct work_struct *work) 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); |