---

yaml --- r: 326141 b: refs/heads/master c: 80fab3b h: refs/heads/master i: 326139: d7cb696 v: v3
git-mirror · Sep 25, 2012 · e36a688 · e36a688
1 parent dfacd2b
commit e36a688
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Showing 4 changed files with 6 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 457a73d346187c2cc5d599072f38676f18f130e0
+refs/heads/master: 80fab3b244a22e0ca539d2439bdda50e81e5666f
diff --git a/trunk/drivers/usb/host/xhci-pci.c b/trunk/drivers/usb/host/xhci-pci.c
@@ -103,6 +103,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci)
 		 * PPT chipsets.
 		 */
 		xhci->quirks |= XHCI_SPURIOUS_REBOOT;
+		xhci->quirks |= XHCI_AVOID_BEI;
 	}
 	if (pdev->vendor == PCI_VENDOR_ID_ETRON &&
 			pdev->device == PCI_DEVICE_ID_ASROCK_P67) {

diff --git a/trunk/drivers/usb/host/xhci-ring.c b/trunk/drivers/usb/host/xhci-ring.c
@@ -3672,7 +3672,9 @@ static int xhci_queue_isoc_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 			} else {
 				td->last_trb = ep_ring->enqueue;
 				field |= TRB_IOC;
-				if (xhci->hci_version == 0x100) {
+				if (xhci->hci_version == 0x100 &&
+						!(xhci->quirks &
+							XHCI_AVOID_BEI)) {
 					/* Set BEI bit except for the last td */
 					if (i < num_tds - 1)
 						field |= TRB_BEI;

diff --git a/trunk/drivers/usb/host/xhci.h b/trunk/drivers/usb/host/xhci.h
@@ -1511,6 +1511,7 @@ struct xhci_hcd {
 #define XHCI_INTEL_HOST		(1 << 12)
 #define XHCI_SPURIOUS_REBOOT	(1 << 13)
 #define XHCI_COMP_MODE_QUIRK	(1 << 14)
+#define XHCI_AVOID_BEI		(1 << 15)
 	unsigned int		num_active_eps;
 	unsigned int		limit_active_eps;
 	/* There are two roothubs to keep track of bus suspend info for */