This patch adds a debug print in the transfer dequeue case where a
transfer result arrives for a transfer that has already been cleaned up.
It also adds the transfer ID to some debug prints and prints error codes
as signed integers in a couple of others.
Signed-off-by: Thomas Pugliese <thomas.pugli...@gmail.com>
---
drivers/usb/wusbcore/wa-xfer.c | 25 ++++++++++++++++---------
1 file changed, 16 insertions(+), 9 deletions(-)
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c
index 3d6b30d..7c9887c 100644
--- a/drivers/usb/wusbcore/wa-xfer.c
+++ b/drivers/usb/wusbcore/wa-xfer.c
@@ -369,13 +369,13 @@ static unsigned __wa_xfer_is_done(struct wa_xfer *xfer)
break;
case WA_SEG_ERROR:
xfer->result = seg->result;
- dev_dbg(dev, "xfer %p ID %08X#%u: ERROR result
%zu(0x%08zX)\n",
+ dev_dbg(dev, "xfer %p ID %08X#%u: ERROR result
%zi(0x%08zX)\n",
xfer, wa_xfer_id(xfer), seg->index, seg->result,
seg->result);
goto out;
case WA_SEG_ABORTED:
xfer->result = seg->result;
- dev_dbg(dev, "xfer %p ID %08X#%u: ABORTED result
%zu(0x%08zX)\n",
+ dev_dbg(dev, "xfer %p ID %08X#%u: ABORTED result
%zi(0x%08zX)\n",
xfer, wa_xfer_id(xfer), seg->index, seg->result,
seg->result);
goto out;
@@ -2262,7 +2262,7 @@ static void wa_xfer_result_chew(struct wahc *wa, struct
wa_xfer *xfer,
}
if (usb_status & 0x80) {
seg->result = wa_xfer_status_to_errno(usb_status);
- dev_err(dev, "DTI: xfer %p#:%08X:%u failed (0x%02x)\n",
+ dev_err(dev, "DTI: xfer %p 0x%08X:#%u failed (0x%02x)\n",
xfer, xfer->id, seg->index, usb_status);
seg->status = ((usb_status & 0x7F) == WA_XFER_STATUS_ABORTED) ?
WA_SEG_ABORTED : WA_SEG_ERROR;
@@ -2556,8 +2556,10 @@ static void wa_buf_in_cb(struct urb *urb)
}
} else {
rpipe = xfer->ep->hcpriv;
- dev_dbg(dev, "xfer %p#%u: data in done (%zu bytes)\n",
- xfer, seg->index, seg->result);
+ dev_dbg(dev,
+ "xfer %p 0x%08X#%u: data in done (%zu bytes)\n",
+ xfer, wa_xfer_id(xfer), seg->index,
+ seg->result);
rpipe_ready = rpipe_avail_inc(rpipe);
done = __wa_xfer_mark_seg_as_done(xfer, seg,
WA_SEG_DONE);
@@ -2575,8 +2577,9 @@ static void wa_buf_in_cb(struct urb *urb)
spin_lock_irqsave(&xfer->lock, flags);
rpipe = xfer->ep->hcpriv;
if (printk_ratelimit())
- dev_err(dev, "xfer %p#%u: data in error %d\n",
- xfer, seg->index, urb->status);
+ dev_err(dev, "xfer %p 0x%08X#%u: data in error %d\n",
+ xfer, wa_xfer_id(xfer), seg->index,
+ urb->status);
if (edc_inc(&wa->nep_edc, EDC_MAX_ERRORS,
EDC_ERROR_TIMEFRAME)){
dev_err(dev, "DTO: URB max acceptable errors "
@@ -2670,11 +2673,15 @@ static void wa_dti_cb(struct urb *urb)
xfer_result->hdr.bNotifyType);
break;
}
+ xfer_id = le32_to_cpu(xfer_result->dwTransferID);
usb_status = xfer_result->bTransferStatus & 0x3f;
- if (usb_status == WA_XFER_STATUS_NOT_FOUND)
+ if (usb_status == WA_XFER_STATUS_NOT_FOUND) {
/* taken care of already */
+ dev_dbg(dev, "%s: xfer 0x%08X#%u not found.\n",
+ __func__, xfer_id,
+ xfer_result->bTransferSegment & 0x7f);
break;
- xfer_id = le32_to_cpu(xfer_result->dwTransferID);
+ }
xfer = wa_xfer_get_by_id(wa, xfer_id);
if (xfer == NULL) {
/* FIXME: transaction not found. */
--
1.8.3.2
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