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Commit 4a73143c authored by Sarah Sharp's avatar Sarah Sharp Committed by Greg Kroah-Hartman
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USB: xhci: Handle babble errors on transfers. 



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

Signed-off-by: default avatarSarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 47692d17

drivers/usb/host/xhci-ring.c

+4 −0
Original line number Diff line number Diff line
@@ -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;