Gitweb: http://git.kernel.org/linus/4a73143ced467868e92d7914d9f8bf797640927b
Commit: 4a73143ced467868e92d7914d9f8bf797640927b
Parent: 47692d179f7a88794bcd302e53ca7899d7592db9
Author: Sarah Sharp <sarah.a.sharp@linux.intel.com>
AuthorDate: Mon Jul 27 12:04:32 2009 -0700
Committer: Greg Kroah-Hartman <gregkh@suse.de>
CommitDate: Tue Jul 28 14:31:12 2009 -0700
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>
---
drivers/usb/host/xhci-ring.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 1fc0dec..0903e98 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;
--
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