diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 649bf2a4262a0..b852c483a2eb1 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -57,6 +57,14 @@
 #define SUPPORTED_WAKE			(WAKE_PHY | WAKE_UCAST | WAKE_BCAST | \
 					 WAKE_MCAST | WAKE_ARP | WAKE_MAGIC)
 
+#define SUSPEND_SUSPEND0		(0x01)
+#define SUSPEND_SUSPEND1		(0x02)
+#define SUSPEND_SUSPEND2		(0x04)
+#define SUSPEND_SUSPEND3		(0x08)
+#define SUSPEND_REMOTEWAKE		(0x10)
+#define SUSPEND_ALLMODES		(SUSPEND_SUSPEND0 | SUSPEND_SUSPEND1 | \
+					 SUSPEND_SUSPEND2 | SUSPEND_SUSPEND3)
+
 #define check_warn(ret, fmt, args...) \
 	({ if (ret < 0) netdev_warn(dev->net, fmt, ##args); })
 
@@ -74,6 +82,7 @@ struct smsc75xx_priv {
 	struct mutex dataport_mutex;
 	spinlock_t rfe_ctl_lock;
 	struct work_struct set_multicast;
+	u8 suspend_flags;
 };
 
 struct usb_context {
@@ -1241,6 +1250,7 @@ static int smsc75xx_write_wuff(struct usbnet *dev, int filter, u32 wuf_cfg,
 
 static int smsc75xx_enter_suspend0(struct usbnet *dev)
 {
+	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
 	u32 val;
 	int ret;
 
@@ -1255,11 +1265,14 @@ static int smsc75xx_enter_suspend0(struct usbnet *dev)
 
 	smsc75xx_set_feature(dev, USB_DEVICE_REMOTE_WAKEUP);
 
+	pdata->suspend_flags |= SUSPEND_SUSPEND0 | SUSPEND_REMOTEWAKE;
+
 	return 0;
 }
 
 static int smsc75xx_enter_suspend1(struct usbnet *dev)
 {
+	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
 	u32 val;
 	int ret;
 
@@ -1281,11 +1294,14 @@ static int smsc75xx_enter_suspend1(struct usbnet *dev)
 
 	smsc75xx_set_feature(dev, USB_DEVICE_REMOTE_WAKEUP);
 
+	pdata->suspend_flags |= SUSPEND_SUSPEND1 | SUSPEND_REMOTEWAKE;
+
 	return 0;
 }
 
 static int smsc75xx_enter_suspend2(struct usbnet *dev)
 {
+	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
 	u32 val;
 	int ret;
 
@@ -1298,6 +1314,45 @@ static int smsc75xx_enter_suspend2(struct usbnet *dev)
 	ret = smsc75xx_write_reg_nopm(dev, PMT_CTL, val);
 	check_warn_return(ret, "Error writing PMT_CTL\n");
 
+	pdata->suspend_flags |= SUSPEND_SUSPEND2;
+
+	return 0;
+}
+
+static int smsc75xx_enter_suspend3(struct usbnet *dev)
+{
+	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
+	u32 val;
+	int ret;
+
+	ret = smsc75xx_read_reg_nopm(dev, FCT_RX_CTL, &val);
+	check_warn_return(ret, "Error reading FCT_RX_CTL\n");
+
+	if (val & FCT_RX_CTL_RXUSED) {
+		netdev_dbg(dev->net, "rx fifo not empty in autosuspend\n");
+		return -EBUSY;
+	}
+
+	ret = smsc75xx_read_reg_nopm(dev, PMT_CTL, &val);
+	check_warn_return(ret, "Error reading PMT_CTL\n");
+
+	val &= ~(PMT_CTL_SUS_MODE | PMT_CTL_WUPS | PMT_CTL_PHY_RST);
+	val |= PMT_CTL_SUS_MODE_3 | PMT_CTL_RES_CLR_WKP_EN;
+
+	ret = smsc75xx_write_reg_nopm(dev, PMT_CTL, val);
+	check_warn_return(ret, "Error writing PMT_CTL\n");
+
+	/* clear wol status */
+	val &= ~PMT_CTL_WUPS;
+	val |= PMT_CTL_WUPS_WOL;
+
+	ret = smsc75xx_write_reg_nopm(dev, PMT_CTL, val);
+	check_warn_return(ret, "Error writing PMT_CTL\n");
+
+	smsc75xx_set_feature(dev, USB_DEVICE_REMOTE_WAKEUP);
+
+	pdata->suspend_flags |= SUSPEND_SUSPEND3 | SUSPEND_REMOTEWAKE;
+
 	return 0;
 }
 
@@ -1338,6 +1393,38 @@ static int smsc75xx_link_ok_nopm(struct usbnet *dev)
 	return !!(ret & BMSR_LSTATUS);
 }
 
+static int smsc75xx_autosuspend(struct usbnet *dev, u32 link_up)
+{
+	int ret;
+
+	if (!netif_running(dev->net)) {
+		/* interface is ifconfig down so fully power down hw */
+		netdev_dbg(dev->net, "autosuspend entering SUSPEND2\n");
+		return smsc75xx_enter_suspend2(dev);
+	}
+
+	if (!link_up) {
+		/* link is down so enter EDPD mode */
+		netdev_dbg(dev->net, "autosuspend entering SUSPEND1\n");
+
+		/* enable PHY wakeup events for if cable is attached */
+		ret = smsc75xx_enable_phy_wakeup_interrupts(dev,
+			PHY_INT_MASK_ANEG_COMP);
+		check_warn_return(ret, "error enabling PHY wakeup ints\n");
+
+		netdev_info(dev->net, "entering SUSPEND1 mode\n");
+		return smsc75xx_enter_suspend1(dev);
+	}
+
+	/* enable PHY wakeup events so we remote wakeup if cable is pulled */
+	ret = smsc75xx_enable_phy_wakeup_interrupts(dev,
+		PHY_INT_MASK_LINK_DOWN);
+	check_warn_return(ret, "error enabling PHY wakeup ints\n");
+
+	netdev_dbg(dev->net, "autosuspend entering SUSPEND3\n");
+	return smsc75xx_enter_suspend3(dev);
+}
+
 static int smsc75xx_suspend(struct usb_interface *intf, pm_message_t message)
 {
 	struct usbnet *dev = usb_get_intfdata(intf);
@@ -1348,9 +1435,20 @@ static int smsc75xx_suspend(struct usb_interface *intf, pm_message_t message)
 	ret = usbnet_suspend(intf, message);
 	check_warn_goto_done(ret, "usbnet_suspend error\n");
 
+	if (pdata->suspend_flags) {
+		netdev_warn(dev->net, "error during last resume\n");
+		pdata->suspend_flags = 0;
+	}
+
 	/* determine if link is up using only _nopm functions */
 	link_up = smsc75xx_link_ok_nopm(dev);
 
+	if (message.event == PM_EVENT_AUTO_SUSPEND) {
+		ret = smsc75xx_autosuspend(dev, link_up);
+		goto done;
+	}
+
+	/* if we get this far we're not autosuspending */
 	/* if no wol options set, or if link is down and we're not waking on
 	 * PHY activity, enter lowest power SUSPEND2 mode
 	 */
@@ -1544,14 +1642,21 @@ static int smsc75xx_resume(struct usb_interface *intf)
 {
 	struct usbnet *dev = usb_get_intfdata(intf);
 	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
+	u8 suspend_flags = pdata->suspend_flags;
 	int ret;
 	u32 val;
 
-	if (pdata->wolopts) {
-		netdev_info(dev->net, "resuming from SUSPEND0\n");
+	netdev_dbg(dev->net, "resume suspend_flags=0x%02x\n", suspend_flags);
 
-		smsc75xx_clear_feature(dev, USB_DEVICE_REMOTE_WAKEUP);
+	/* do this first to ensure it's cleared even in error case */
+	pdata->suspend_flags = 0;
+
+	if (suspend_flags & SUSPEND_REMOTEWAKE) {
+		ret = smsc75xx_clear_feature(dev, USB_DEVICE_REMOTE_WAKEUP);
+		check_warn_return(ret, "Error disabling remote wakeup\n");
+	}
 
+	if (suspend_flags & SUSPEND_ALLMODES) {
 		/* Disable wakeup sources */
 		ret = smsc75xx_read_reg_nopm(dev, WUCSR, &val);
 		check_warn_return(ret, "Error reading WUCSR\n");
@@ -1571,7 +1676,9 @@ static int smsc75xx_resume(struct usb_interface *intf)
 
 		ret = smsc75xx_write_reg_nopm(dev, PMT_CTL, val);
 		check_warn_return(ret, "Error writing PMT_CTL\n");
-	} else {
+	}
+
+	if (suspend_flags & SUSPEND_SUSPEND2) {
 		netdev_info(dev->net, "resuming from SUSPEND2\n");
 
 		ret = smsc75xx_read_reg_nopm(dev, PMT_CTL, &val);
@@ -1727,6 +1834,12 @@ static struct sk_buff *smsc75xx_tx_fixup(struct usbnet *dev,
 	return skb;
 }
 
+static int smsc75xx_manage_power(struct usbnet *dev, int on)
+{
+	dev->intf->needs_remote_wakeup = on;
+	return 0;
+}
+
 static const struct driver_info smsc75xx_info = {
 	.description	= "smsc75xx USB 2.0 Gigabit Ethernet",
 	.bind		= smsc75xx_bind,
@@ -1736,6 +1849,7 @@ static const struct driver_info smsc75xx_info = {
 	.rx_fixup	= smsc75xx_rx_fixup,
 	.tx_fixup	= smsc75xx_tx_fixup,
 	.status		= smsc75xx_status,
+	.manage_power	= smsc75xx_manage_power,
 	.flags		= FLAG_ETHER | FLAG_SEND_ZLP | FLAG_LINK_INTR,
 };
 
@@ -1763,6 +1877,7 @@ static struct usb_driver smsc75xx_driver = {
 	.reset_resume	= smsc75xx_resume,
 	.disconnect	= usbnet_disconnect,
 	.disable_hub_initiated_lpm = 1,
+	.supports_autosuspend = 1,
 };
 
 module_usb_driver(smsc75xx_driver);