diff --git a/drivers/usb/core/hcd-pci.c b/drivers/usb/core/hcd-pci.c
index c3f98543caaf9d3867fadc756db69346bba32a04..3799573bd385db30aab6db375bab0d506595e9c0 100644
--- a/drivers/usb/core/hcd-pci.c
+++ b/drivers/usb/core/hcd-pci.c
@@ -329,8 +329,10 @@ void usb_hcd_pci_shutdown(struct pci_dev *dev)
 		return;
 
 	if (test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags) &&
-			hcd->driver->shutdown)
+			hcd->driver->shutdown) {
 		hcd->driver->shutdown(hcd);
+		pci_disable_device(dev);
+	}
 }
 EXPORT_SYMBOL_GPL(usb_hcd_pci_shutdown);
 
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index c3b4ccc7337b54577f6ae0d9c5ab934f9359d27f..8ef3c19443643be07112c9ee7e1cbdba39792ada 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -398,7 +398,14 @@ ohci_shutdown (struct usb_hcd *hcd)
 
 	ohci = hcd_to_ohci (hcd);
 	ohci_writel (ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
-	ohci_usb_reset (ohci);
+	ohci->hc_control = ohci_readl(ohci, &ohci->regs->control);
+
+	/* If the SHUTDOWN quirk is set, don't put the controller in RESET */
+	ohci->hc_control &= (ohci->flags & OHCI_QUIRK_SHUTDOWN ?
+			OHCI_CTRL_RWC | OHCI_CTRL_HCFS :
+			OHCI_CTRL_RWC);
+	ohci_writel(ohci, ohci->hc_control, &ohci->regs->control);
+
 	/* flush the writes */
 	(void) ohci_readl (ohci, &ohci->regs->control);
 }
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index 6bdc8b25a6a10051f29c43bbfef682aefb9a4504..36ee9a666e937af93cb27af0321b5b409cf49929 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -201,6 +201,20 @@ static int ohci_quirk_amd700(struct usb_hcd *hcd)
 	return 0;
 }
 
+/* nVidia controllers continue to drive Reset signalling on the bus
+ * even after system shutdown, wasting power.  This flag tells the
+ * shutdown routine to leave the controller OPERATIONAL instead of RESET.
+ */
+static int ohci_quirk_nvidia_shutdown(struct usb_hcd *hcd)
+{
+	struct ohci_hcd	*ohci = hcd_to_ohci(hcd);
+
+	ohci->flags |= OHCI_QUIRK_SHUTDOWN;
+	ohci_dbg(ohci, "enabled nVidia shutdown quirk\n");
+
+	return 0;
+}
+
 /*
  * The hardware normally enables the A-link power management feature, which
  * lets the system lower the power consumption in idle states.
@@ -332,6 +346,10 @@ static const struct pci_device_id ohci_pci_quirks[] = {
 		PCI_DEVICE(PCI_VENDOR_ID_ATI, 0x4399),
 		.driver_data = (unsigned long)ohci_quirk_amd700,
 	},
+	{
+		PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
+		.driver_data = (unsigned long) ohci_quirk_nvidia_shutdown,
+	},
 
 	/* FIXME for some of the early AMD 760 southbridges, OHCI
 	 * won't work at all.  blacklist them.
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index 5bf15fed0d9fcd4f4654bb51c7ae38ea82cf905c..51facb985c847801ca3af267aac4887293e18ad3 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -403,6 +403,7 @@ struct ohci_hcd {
 #define	OHCI_QUIRK_HUB_POWER	0x100			/* distrust firmware power/oc setup */
 #define	OHCI_QUIRK_AMD_ISO	0x200			/* ISO transfers*/
 #define	OHCI_QUIRK_AMD_PREFETCH	0x400			/* pre-fetch for ISO transfer */
+#define	OHCI_QUIRK_SHUTDOWN	0x800			/* nVidia power bug */
 	// there are also chip quirks/bugs in init logic
 
 	struct work_struct	nec_work;	/* Worker for NEC quirk */
diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 83b5f9cea85ac9f43af8d3b1eb87a259517cc05c..464ed977b45d9d0388af38e565fb0fe07966c712 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -169,6 +169,7 @@ static int __devinit mmio_resource_enabled(struct pci_dev *pdev, int idx)
 static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 {
 	void __iomem *base;
+	u32 control;
 
 	if (!mmio_resource_enabled(pdev, 0))
 		return;
@@ -177,10 +178,14 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 	if (base == NULL)
 		return;
 
+	control = readl(base + OHCI_CONTROL);
+
 /* On PA-RISC, PDC can leave IR set incorrectly; ignore it there. */
-#ifndef __hppa__
-{
-	u32 control = readl(base + OHCI_CONTROL);
+#ifdef __hppa__
+#define	OHCI_CTRL_MASK		(OHCI_CTRL_RWC | OHCI_CTRL_IR)
+#else
+#define	OHCI_CTRL_MASK		OHCI_CTRL_RWC
+
 	if (control & OHCI_CTRL_IR) {
 		int wait_time = 500; /* arbitrary; 5 seconds */
 		writel(OHCI_INTR_OC, base + OHCI_INTRENABLE);
@@ -194,13 +199,12 @@ static void __devinit quirk_usb_handoff_ohci(struct pci_dev *pdev)
 			dev_warn(&pdev->dev, "OHCI: BIOS handoff failed"
 					" (BIOS bug?) %08x\n",
 					readl(base + OHCI_CONTROL));
-
-		/* reset controller, preserving RWC */
-		writel(control & OHCI_CTRL_RWC, base + OHCI_CONTROL);
 	}
-}
 #endif
 
+	/* reset controller, preserving RWC (and possibly IR) */
+	writel(control & OHCI_CTRL_MASK, base + OHCI_CONTROL);
+
 	/*
 	 * disable interrupts
 	 */