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USB: xhci: Handle babble errors on transfers.

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Pass back a babble error when this error code is seen in the transfer event TRB.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sarah Sharp 2009-07-27 12:04:32 -07:00 committed by Greg Kroah-Hartman
parent 47692d179f
commit 4a73143ced
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/host/xhci-ring.c
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@ -876,6 +876,10 @@ static int handle_tx_event(struct xhci_hcd *xhci,
xhci_warn(xhci, "WARN: transfer error on endpoint\n");
status = -EPROTO;
break;
case COMP_BABBLE:
xhci_warn(xhci, "WARN: babble error on endpoint\n");
status = -EOVERFLOW;
break;
case COMP_DB_ERR:
xhci_warn(xhci, "WARN: HC couldn't access mem fast enough\n");
status = -ENOSR;