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authorMatt Evans <matt@ozlabs.org>2011-06-01 13:01:01 +1000
committerSarah Sharp <sarah.a.sharp@linux.intel.com>2011-06-01 16:26:48 -0700
commitf69753140d5c95087a3352710ae5edd541710da6 (patch)
tree43b03c3125bc04428ea34cdfb13de9faf2876282
parent55922c9d1b84b89cb946c777fddccb3247e7df2c (diff)
downloadop-kernel-dev-f69753140d5c95087a3352710ae5edd541710da6.zip
op-kernel-dev-f69753140d5c95087a3352710ae5edd541710da6.tar.gz
xhci: Bigendian fix for skip_isoc_td()
Commit 926008c9386dde09b015753b6681c502177baa30 "USB: xhci: simplify logic of skipping missed isoc TDs" added a small endian bug. This patch fixes skip_isoc_td() to read the DMA pointer correctly. Signed-off-by: Matt Evans <matt@ozlabs.org> Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
-rw-r--r--drivers/usb/host/xhci-ring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index cc1485b..800f417 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -1782,7 +1782,7 @@ static int skip_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
struct usb_iso_packet_descriptor *frame;
int idx;
- ep_ring = xhci_dma_to_transfer_ring(ep, event->buffer);
+ ep_ring = xhci_dma_to_transfer_ring(ep, le64_to_cpu(event->buffer));
urb_priv = td->urb->hcpriv;
idx = urb_priv->td_cnt;
frame = &td->urb->iso_frame_desc[idx];
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