Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next

Pull networking updates from David Miller:

 1) Unified UDP encapsulation offload methods for drivers, from
    Alexander Duyck.

 2) Make DSA binding more sane, from Andrew Lunn.

 3) Support QCA9888 chips in ath10k, from Anilkumar Kolli.

 4) Several workqueue usage cleanups, from Bhaktipriya Shridhar.

 5) Add XDP (eXpress Data Path), essentially running BPF programs on RX
    packets as soon as the device sees them, with the option to mirror
    the packet on TX via the same interface.  From Brenden Blanco and
    others.

 6) Allow qdisc/class stats dumps to run lockless, from Eric Dumazet.

 7) Add VLAN support to b53 and bcm_sf2, from Florian Fainelli.

 8) Simplify netlink conntrack entry layout, from Florian Westphal.

 9) Add ipv4 forwarding support to mlxsw spectrum driver, from Ido
    Schimmel, Yotam Gigi, and Jiri Pirko.

10) Add SKB array infrastructure and convert tun and macvtap over to it.
    From Michael S Tsirkin and Jason Wang.

11) Support qdisc packet injection in pktgen, from John Fastabend.

12) Add neighbour monitoring framework to TIPC, from Jon Paul Maloy.

13) Add NV congestion control support to TCP, from Lawrence Brakmo.

14) Add GSO support to SCTP, from Marcelo Ricardo Leitner.

15) Allow GRO and RPS to function on macsec devices, from Paolo Abeni.

16) Support MPLS over IPV4, from Simon Horman.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1622 commits)
  xgene: Fix build warning with ACPI disabled.
  be2net: perform temperature query in adapter regardless of its interface state
  l2tp: Correctly return -EBADF from pppol2tp_getname.
  net/mlx5_core/health: Remove deprecated create_singlethread_workqueue
  net: ipmr/ip6mr: update lastuse on entry change
  macsec: ensure rx_sa is set when validation is disabled
  tipc: dump monitor attributes
  tipc: add a function to get the bearer name
  tipc: get monitor threshold for the cluster
  tipc: make cluster size threshold for monitoring configurable
  tipc: introduce constants for tipc address validation
  net: neigh: disallow transition to NUD_STALE if lladdr is unchanged in neigh_update()
  MAINTAINERS: xgene: Add driver and documentation path
  Documentation: dtb: xgene: Add MDIO node
  dtb: xgene: Add MDIO node
  drivers: net: xgene: ethtool: Use phy_ethtool_gset and sset
  drivers: net: xgene: Use exported functions
  drivers: net: xgene: Enable MDIO driver
  drivers: net: xgene: Add backward compatibility
  drivers: net: phy: xgene: Add MDIO driver
  ...

1 files changed, 25 insertions, 163 deletions

diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
index f56d66e6ec15..6e305a82ed43 100644
--- a/drivers/net/ethernet/ti/davinci_emac.c
+++ b/drivers/net/ethernet/ti/davinci_emac.c
@@ -348,7 +348,6 @@ struct emac_priv {
 	u32 rx_addr_type;
 	const char *phy_id;
 	struct device_node *phy_node;
-	struct phy_device *phydev;
 	spinlock_t lock;
 	/*platform specific members*/
 	void (*int_enable) (void);
@@ -380,97 +379,6 @@ static char *emac_rxhost_errcodes[16] = {
 #define emac_ctrl_write(reg, val) iowrite32(val, (priv->ctrl_base + (reg)))
 
 /**
- * emac_dump_regs - Dump important EMAC registers to debug terminal
- * @priv: The DaVinci EMAC private adapter structure
- *
- * Executes ethtool set cmd & sets phy mode
- *
- */
-static void emac_dump_regs(struct emac_priv *priv)
-{
-	struct device *emac_dev = &priv->ndev->dev;
-
-	/* Print important registers in EMAC */
-	dev_info(emac_dev, "EMAC Basic registers\n");
-	if (priv->version == EMAC_VERSION_1) {
-		dev_info(emac_dev, "EMAC: EWCTL: %08X, EWINTTCNT: %08X\n",
-			emac_ctrl_read(EMAC_CTRL_EWCTL),
-			emac_ctrl_read(EMAC_CTRL_EWINTTCNT));
-	}
-	dev_info(emac_dev, "EMAC: EmuControl:%08X, FifoControl: %08X\n",
-		emac_read(EMAC_EMCONTROL), emac_read(EMAC_FIFOCONTROL));
-	dev_info(emac_dev, "EMAC: MBPEnable:%08X, RXUnicastSet: %08X, "\
-		"RXMaxLen=%08X\n", emac_read(EMAC_RXMBPENABLE),
-		emac_read(EMAC_RXUNICASTSET), emac_read(EMAC_RXMAXLEN));
-	dev_info(emac_dev, "EMAC: MacControl:%08X, MacStatus: %08X, "\
-		"MacConfig=%08X\n", emac_read(EMAC_MACCONTROL),
-		emac_read(EMAC_MACSTATUS), emac_read(EMAC_MACCONFIG));
-	dev_info(emac_dev, "EMAC Statistics\n");
-	dev_info(emac_dev, "EMAC: rx_good_frames:%d\n",
-		emac_read(EMAC_RXGOODFRAMES));
-	dev_info(emac_dev, "EMAC: rx_broadcast_frames:%d\n",
-		emac_read(EMAC_RXBCASTFRAMES));
-	dev_info(emac_dev, "EMAC: rx_multicast_frames:%d\n",
-		emac_read(EMAC_RXMCASTFRAMES));
-	dev_info(emac_dev, "EMAC: rx_pause_frames:%d\n",
-		emac_read(EMAC_RXPAUSEFRAMES));
-	dev_info(emac_dev, "EMAC: rx_crcerrors:%d\n",
-		emac_read(EMAC_RXCRCERRORS));
-	dev_info(emac_dev, "EMAC: rx_align_code_errors:%d\n",
-		emac_read(EMAC_RXALIGNCODEERRORS));
-	dev_info(emac_dev, "EMAC: rx_oversized_frames:%d\n",
-		emac_read(EMAC_RXOVERSIZED));
-	dev_info(emac_dev, "EMAC: rx_jabber_frames:%d\n",
-		emac_read(EMAC_RXJABBER));
-	dev_info(emac_dev, "EMAC: rx_undersized_frames:%d\n",
-		emac_read(EMAC_RXUNDERSIZED));
-	dev_info(emac_dev, "EMAC: rx_fragments:%d\n",
-		emac_read(EMAC_RXFRAGMENTS));
-	dev_info(emac_dev, "EMAC: rx_filtered_frames:%d\n",
-		emac_read(EMAC_RXFILTERED));
-	dev_info(emac_dev, "EMAC: rx_qos_filtered_frames:%d\n",
-		emac_read(EMAC_RXQOSFILTERED));
-	dev_info(emac_dev, "EMAC: rx_octets:%d\n",
-		emac_read(EMAC_RXOCTETS));
-	dev_info(emac_dev, "EMAC: tx_goodframes:%d\n",
-		emac_read(EMAC_TXGOODFRAMES));
-	dev_info(emac_dev, "EMAC: tx_bcastframes:%d\n",
-		emac_read(EMAC_TXBCASTFRAMES));
-	dev_info(emac_dev, "EMAC: tx_mcastframes:%d\n",
-		emac_read(EMAC_TXMCASTFRAMES));
-	dev_info(emac_dev, "EMAC: tx_pause_frames:%d\n",
-		emac_read(EMAC_TXPAUSEFRAMES));
-	dev_info(emac_dev, "EMAC: tx_deferred_frames:%d\n",
-		emac_read(EMAC_TXDEFERRED));
-	dev_info(emac_dev, "EMAC: tx_collision_frames:%d\n",
-		emac_read(EMAC_TXCOLLISION));
-	dev_info(emac_dev, "EMAC: tx_single_coll_frames:%d\n",
-		emac_read(EMAC_TXSINGLECOLL));
-	dev_info(emac_dev, "EMAC: tx_mult_coll_frames:%d\n",
-		emac_read(EMAC_TXMULTICOLL));
-	dev_info(emac_dev, "EMAC: tx_excessive_collisions:%d\n",
-		emac_read(EMAC_TXEXCESSIVECOLL));
-	dev_info(emac_dev, "EMAC: tx_late_collisions:%d\n",
-		emac_read(EMAC_TXLATECOLL));
-	dev_info(emac_dev, "EMAC: tx_underrun:%d\n",
-		emac_read(EMAC_TXUNDERRUN));
-	dev_info(emac_dev, "EMAC: tx_carrier_sense_errors:%d\n",
-		emac_read(EMAC_TXCARRIERSENSE));
-	dev_info(emac_dev, "EMAC: tx_octets:%d\n",
-		emac_read(EMAC_TXOCTETS));
-	dev_info(emac_dev, "EMAC: net_octets:%d\n",
-		emac_read(EMAC_NETOCTETS));
-	dev_info(emac_dev, "EMAC: rx_sof_overruns:%d\n",
-		emac_read(EMAC_RXSOFOVERRUNS));
-	dev_info(emac_dev, "EMAC: rx_mof_overruns:%d\n",
-		emac_read(EMAC_RXMOFOVERRUNS));
-	dev_info(emac_dev, "EMAC: rx_dma_overruns:%d\n",
-		emac_read(EMAC_RXDMAOVERRUNS));
-
-	cpdma_ctlr_dump(priv->dma);
-}
-
-/**
  * emac_get_drvinfo - Get EMAC driver information
  * @ndev: The DaVinci EMAC network adapter
  * @info: ethtool info structure containing name and version
@@ -486,43 +394,6 @@ static void emac_get_drvinfo(struct net_device *ndev,
 }
 
 /**
- * emac_get_settings - Get EMAC settings
- * @ndev: The DaVinci EMAC network adapter
- * @ecmd: ethtool command
- *
- * Executes ethool get command
- *
- */
-static int emac_get_settings(struct net_device *ndev,
-			     struct ethtool_cmd *ecmd)
-{
-	struct emac_priv *priv = netdev_priv(ndev);
-	if (priv->phydev)
-		return phy_ethtool_gset(priv->phydev, ecmd);
-	else
-		return -EOPNOTSUPP;
-
-}
-
-/**
- * emac_set_settings - Set EMAC settings
- * @ndev: The DaVinci EMAC network adapter
- * @ecmd: ethtool command
- *
- * Executes ethool set command
- *
- */
-static int emac_set_settings(struct net_device *ndev, struct ethtool_cmd *ecmd)
-{
-	struct emac_priv *priv = netdev_priv(ndev);
-	if (priv->phydev)
-		return phy_ethtool_sset(priv->phydev, ecmd);
-	else
-		return -EOPNOTSUPP;
-
-}
-
-/**
  * emac_get_coalesce - Get interrupt coalesce settings for this device
  * @ndev : The DaVinci EMAC network adapter
  * @coal : ethtool coalesce settings structure
@@ -625,12 +496,12 @@ static int emac_set_coalesce(struct net_device *ndev,
  */
 static const struct ethtool_ops ethtool_ops = {
 	.get_drvinfo = emac_get_drvinfo,
-	.get_settings = emac_get_settings,
-	.set_settings = emac_set_settings,
 	.get_link = ethtool_op_get_link,
 	.get_coalesce = emac_get_coalesce,
 	.set_coalesce =  emac_set_coalesce,
 	.get_ts_info = ethtool_op_get_ts_info,
+	.get_link_ksettings = phy_ethtool_get_link_ksettings,
+	.set_link_ksettings = phy_ethtool_set_link_ksettings,
 };
 
 /**
@@ -651,8 +522,8 @@ static void emac_update_phystatus(struct emac_priv *priv)
 	mac_control = emac_read(EMAC_MACCONTROL);
 	cur_duplex = (mac_control & EMAC_MACCONTROL_FULLDUPLEXEN) ?
 			DUPLEX_FULL : DUPLEX_HALF;
-	if (priv->phydev)
-		new_duplex = priv->phydev->duplex;
+	if (ndev->phydev)
+		new_duplex = ndev->phydev->duplex;
 	else
 		new_duplex = DUPLEX_FULL;
 
@@ -1134,8 +1005,6 @@ static void emac_dev_tx_timeout(struct net_device *ndev)
 	if (netif_msg_tx_err(priv))
 		dev_err(emac_dev, "DaVinci EMAC: xmit timeout, restarting TX");
 
-	emac_dump_regs(priv);
-
 	ndev->stats.tx_errors++;
 	emac_int_disable(priv);
 	cpdma_chan_stop(priv->txchan);
@@ -1454,7 +1323,7 @@ static void emac_poll_controller(struct net_device *ndev)
 static void emac_adjust_link(struct net_device *ndev)
 {
 	struct emac_priv *priv = netdev_priv(ndev);
-	struct phy_device *phydev = priv->phydev;
+	struct phy_device *phydev = ndev->phydev;
 	unsigned long flags;
 	int new_state = 0;
 
@@ -1483,7 +1352,7 @@ static void emac_adjust_link(struct net_device *ndev)
 	}
 	if (new_state) {
 		emac_update_phystatus(priv);
-		phy_print_status(priv->phydev);
+		phy_print_status(ndev->phydev);
 	}
 
 	spin_unlock_irqrestore(&priv->lock, flags);
@@ -1505,15 +1374,13 @@ static void emac_adjust_link(struct net_device *ndev)
  */
 static int emac_devioctl(struct net_device *ndev, struct ifreq *ifrq, int cmd)
 {
-	struct emac_priv *priv = netdev_priv(ndev);
-
 	if (!(netif_running(ndev)))
 		return -EINVAL;
 
 	/* TODO: Add phy read and write and private statistics get feature */
 
-	if (priv->phydev)
-		return phy_mii_ioctl(priv->phydev, ifrq, cmd);
+	if (ndev->phydev)
+		return phy_mii_ioctl(ndev->phydev, ifrq, cmd);
 	else
 		return -EOPNOTSUPP;
 }
@@ -1542,6 +1409,7 @@ static int emac_dev_open(struct net_device *ndev)
 	int res_num = 0, irq_num = 0;
 	int i = 0;
 	struct emac_priv *priv = netdev_priv(ndev);
+	struct phy_device *phydev = NULL;
 
 	ret = pm_runtime_get_sync(&priv->pdev->dev);
 	if (ret < 0) {
@@ -1607,12 +1475,10 @@ static int emac_dev_open(struct net_device *ndev)
 
 	cpdma_ctlr_start(priv->dma);
 
-	priv->phydev = NULL;
-
 	if (priv->phy_node) {
-		priv->phydev = of_phy_connect(ndev, priv->phy_node,
-					      &emac_adjust_link, 0, 0);
-		if (!priv->phydev) {
+		phydev = of_phy_connect(ndev, priv->phy_node,
+					&emac_adjust_link, 0, 0);
+		if (!phydev) {
 			dev_err(emac_dev, "could not connect to phy %s\n",
 				priv->phy_node->full_name);
 			ret = -ENODEV;
@@ -1621,7 +1487,7 @@ static int emac_dev_open(struct net_device *ndev)
 	}
 
 	/* use the first phy on the bus if pdata did not give us a phy id */
-	if (!priv->phydev && !priv->phy_id) {
+	if (!phydev && !priv->phy_id) {
 		struct device *phy;
 
 		phy = bus_find_device(&mdio_bus_type, NULL, NULL,
@@ -1630,16 +1496,15 @@ static int emac_dev_open(struct net_device *ndev)
 			priv->phy_id = dev_name(phy);
 	}
 
-	if (!priv->phydev && priv->phy_id && *priv->phy_id) {
-		priv->phydev = phy_connect(ndev, priv->phy_id,
-					   &emac_adjust_link,
-					   PHY_INTERFACE_MODE_MII);
+	if (!phydev && priv->phy_id && *priv->phy_id) {
+		phydev = phy_connect(ndev, priv->phy_id,
+				     &emac_adjust_link,
+				     PHY_INTERFACE_MODE_MII);
 
-		if (IS_ERR(priv->phydev)) {
+		if (IS_ERR(phydev)) {
 			dev_err(emac_dev, "could not connect to phy %s\n",
 				priv->phy_id);
-			ret = PTR_ERR(priv->phydev);
-			priv->phydev = NULL;
+			ret = PTR_ERR(phydev);
 			goto err;
 		}
 
@@ -1647,10 +1512,10 @@ static int emac_dev_open(struct net_device *ndev)
 		priv->speed = 0;
 		priv->duplex = ~0;
 
-		phy_attached_info(priv->phydev);
+		phy_attached_info(phydev);
 	}
 
-	if (!priv->phydev) {
+	if (!phydev) {
 		/* No PHY , fix the link, speed and duplex settings */
 		dev_notice(emac_dev, "no phy, defaulting to 100/full\n");
 		priv->link = 1;
@@ -1659,14 +1524,11 @@ static int emac_dev_open(struct net_device *ndev)
 		emac_update_phystatus(priv);
 	}
 
-	if (!netif_running(ndev)) /* debug only - to avoid compiler warning */
-		emac_dump_regs(priv);
-
 	if (netif_msg_drv(priv))
 		dev_notice(emac_dev, "DaVinci EMAC: Opened %s\n", ndev->name);
 
-	if (priv->phydev)
-		phy_start(priv->phydev);
+	if (phydev)
+		phy_start(phydev);
 
 	return 0;
 
@@ -1717,8 +1579,8 @@ static int emac_dev_stop(struct net_device *ndev)
 	cpdma_ctlr_stop(priv->dma);
 	emac_write(EMAC_SOFTRESET, 1);
 
-	if (priv->phydev)
-		phy_disconnect(priv->phydev);
+	if (ndev->phydev)
+		phy_disconnect(ndev->phydev);
 
 	/* Free IRQ */
 	while ((res = platform_get_resource(priv->pdev, IORESOURCE_IRQ, i))) {