---

yaml --- r: 317042 b: refs/heads/master c: af3a23e h: refs/heads/master v: v3
git-mirror · Jul 11, 2012 · 04a6611 · 04a6611
1 parent c8ffa55
commit 04a6611
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c5c4bdf02e518a281b229ae0891b346919e2d291
+refs/heads/master: af3a23ef4e5fbaf33f0afdda7d26442f036ba795
diff --git a/trunk/drivers/usb/host/xhci-hub.c b/trunk/drivers/usb/host/xhci-hub.c
@@ -508,12 +508,18 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
 		if (hcd->speed != HCD_USB3)
 			goto error;
 
+		/* Set the U1 and U2 exit latencies. */
 		memcpy(buf, &usb_bos_descriptor,
 				USB_DT_BOS_SIZE + USB_DT_USB_SS_CAP_SIZE);
 		temp = xhci_readl(xhci, &xhci->cap_regs->hcs_params3);
 		buf[12] = HCS_U1_LATENCY(temp);
 		put_unaligned_le16(HCS_U2_LATENCY(temp), &buf[13]);
 
+		/* Indicate whether the host has LTM support. */
+		temp = xhci_readl(xhci, &xhci->cap_regs->hcc_params);
+		if (HCC_LTC(temp))
+			buf[8] |= USB_LTM_SUPPORT;
+
 		spin_unlock_irqrestore(&xhci->lock, flags);
 		return USB_DT_BOS_SIZE + USB_DT_USB_SS_CAP_SIZE;
 	case GetPortStatus: