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authorSarah Sharp2009-07-27 21:04:32 +0200
committerGreg Kroah-Hartman2009-07-28 23:31:12 +0200
commit4a73143ced467868e92d7914d9f8bf797640927b (patch)
treeb958d01dae04be411cab9fbcc179599d03e69776 /drivers/usb/host/xhci-ring.c
parentUSB: xhci: Setup HW retries correctly. (diff)
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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: Sarah Sharp <sarah.a.sharp@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/host/xhci-ring.c')
-rw-r--r--drivers/usb/host/xhci-ring.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 1fc0decfa0ac..0903e98989ec 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -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;