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

Pull networking updates from David Miller:
 "Another merge window, another pull full of stuff:

   1) Support alternative names for network devices, from Jiri Pirko.

   2) Introduce per-netns netdev notifiers, also from Jiri Pirko.

   3) Support MSG_PEEK in vsock/virtio, from Matias Ezequiel Vara
      Larsen.

   4) Allow compiling out the TLS TOE code, from Jakub Kicinski.

   5) Add several new tracepoints to the kTLS code, also from Jakub.

   6) Support set channels ethtool callback in ena driver, from Sameeh
      Jubran.

   7) New SCTP events SCTP_ADDR_ADDED, SCTP_ADDR_REMOVED,
      SCTP_ADDR_MADE_PRIM, and SCTP_SEND_FAILED_EVENT. From Xin Long.

   8) Add XDP support to mvneta driver, from Lorenzo Bianconi.

   9) Lots of netfilter hw offload fixes, cleanups and enhancements,
      from Pablo Neira Ayuso.

  10) PTP support for aquantia chips, from Egor Pomozov.

  11) Add UDP segmentation offload support to igb, ixgbe, and i40e. From
      Josh Hunt.

  12) Add smart nagle to tipc, from Jon Maloy.

  13) Support L2 field rewrite by TC offloads in bnxt_en, from Venkat
      Duvvuru.

  14) Add a flow mask cache to OVS, from Tonghao Zhang.

  15) Add XDP support to ice driver, from Maciej Fijalkowski.

  16) Add AF_XDP support to ice driver, from Krzysztof Kazimierczak.

  17) Support UDP GSO offload in atlantic driver, from Igor Russkikh.

  18) Support it in stmmac driver too, from Jose Abreu.

  19) Support TIPC encryption and auth, from Tuong Lien.

  20) Introduce BPF trampolines, from Alexei Starovoitov.

  21) Make page_pool API more numa friendly, from Saeed Mahameed.

  22) Introduce route hints to ipv4 and ipv6, from Paolo Abeni.

  23) Add UDP segmentation offload to cxgb4, Rahul Lakkireddy"

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1857 commits)
  libbpf: Fix usage of u32 in userspace code
  mm: Implement no-MMU variant of vmalloc_user_node_flags
  slip: Fix use-after-free Read in slip_open
  net: dsa: sja1105: fix sja1105_parse_rgmii_delays()
  macvlan: schedule bc_work even if error
  enetc: add support Credit Based Shaper(CBS) for hardware offload
  net: phy: add helpers phy_(un)lock_mdio_bus
  mdio_bus: don't use managed reset-controller
  ax88179_178a: add ethtool_op_get_ts_info()
  mlxsw: spectrum_router: Fix use of uninitialized adjacency index
  mlxsw: spectrum_router: After underlay moves, demote conflicting tunnels
  bpf: Simplify __bpf_arch_text_poke poke type handling
  bpf: Introduce BPF_TRACE_x helper for the tracing tests
  bpf: Add bpf_jit_blinding_enabled for !CONFIG_BPF_JIT
  bpf, testing: Add various tail call test cases
  bpf, x86: Emit patchable direct jump as tail call
  bpf: Constant map key tracking for prog array pokes
  bpf: Add poke dependency tracking for prog array maps
  bpf: Add initial poke descriptor table for jit images
  bpf: Move owner type, jited info into array auxiliary data
  ...

1 files changed, 30 insertions, 7 deletions

diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c
index 69fc13046ac7..e43040c9f9ee 100644
--- a/drivers/net/dsa/bcm_sf2.c
+++ b/drivers/net/dsa/bcm_sf2.c
@@ -350,6 +350,18 @@ static int bcm_sf2_sw_rst(struct bcm_sf2_priv *priv)
 {
 	unsigned int timeout = 1000;
 	u32 reg;
+	int ret;
+
+	/* The watchdog reset does not work on 7278, we need to hit the
+	 * "external" reset line through the reset controller.
+	 */
+	if (priv->type == BCM7278_DEVICE_ID && !IS_ERR(priv->rcdev)) {
+		ret = reset_control_assert(priv->rcdev);
+		if (ret)
+			return ret;
+
+		return reset_control_deassert(priv->rcdev);
+	}
 
 	reg = core_readl(priv, CORE_WATCHDOG_CTRL);
 	reg |= SOFTWARE_RESET | EN_CHIP_RST | EN_SW_RESET;
@@ -381,8 +393,9 @@ static void bcm_sf2_identify_ports(struct bcm_sf2_priv *priv,
 				   struct device_node *dn)
 {
 	struct device_node *port;
-	int mode;
 	unsigned int port_num;
+	phy_interface_t mode;
+	int err;
 
 	priv->moca_port = -1;
 
@@ -395,8 +408,8 @@ static void bcm_sf2_identify_ports(struct bcm_sf2_priv *priv,
 		 * has completed, since they might be turned off at that
 		 * time
 		 */
-		mode = of_get_phy_mode(port);
-		if (mode < 0)
+		err = of_get_phy_mode(port, &mode);
+		if (err)
 			continue;
 
 		if (mode == PHY_INTERFACE_MODE_INTERNAL)
@@ -668,7 +681,7 @@ static void bcm_sf2_sw_fixed_state(struct dsa_switch *ds, int port,
 		 * state machine and make it go in PHY_FORCING state instead.
 		 */
 		if (!status->link)
-			netif_carrier_off(ds->ports[port].slave);
+			netif_carrier_off(dsa_to_port(ds, port)->slave);
 		status->duplex = DUPLEX_FULL;
 	} else {
 		status->link = true;
@@ -734,7 +747,7 @@ static int bcm_sf2_sw_resume(struct dsa_switch *ds)
 static void bcm_sf2_sw_get_wol(struct dsa_switch *ds, int port,
 			       struct ethtool_wolinfo *wol)
 {
-	struct net_device *p = ds->ports[port].cpu_dp->master;
+	struct net_device *p = dsa_to_port(ds, port)->cpu_dp->master;
 	struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
 	struct ethtool_wolinfo pwol = { };
 
@@ -758,9 +771,9 @@ static void bcm_sf2_sw_get_wol(struct dsa_switch *ds, int port,
 static int bcm_sf2_sw_set_wol(struct dsa_switch *ds, int port,
 			      struct ethtool_wolinfo *wol)
 {
-	struct net_device *p = ds->ports[port].cpu_dp->master;
+	struct net_device *p = dsa_to_port(ds, port)->cpu_dp->master;
 	struct bcm_sf2_priv *priv = bcm_sf2_to_priv(ds);
-	s8 cpu_port = ds->ports[port].cpu_dp->index;
+	s8 cpu_port = dsa_to_port(ds, port)->cpu_dp->index;
 	struct ethtool_wolinfo pwol =  { };
 
 	if (p->ethtool_ops->get_wol)
@@ -974,6 +987,9 @@ static const struct dsa_switch_ops bcm_sf2_ops = {
 	.set_rxnfc		= bcm_sf2_set_rxnfc,
 	.port_mirror_add	= b53_mirror_add,
 	.port_mirror_del	= b53_mirror_del,
+	.port_mdb_prepare	= b53_mdb_prepare,
+	.port_mdb_add		= b53_mdb_add,
+	.port_mdb_del		= b53_mdb_del,
 };
 
 struct bcm_sf2_of_data {
@@ -1088,6 +1104,11 @@ static int bcm_sf2_sw_probe(struct platform_device *pdev)
 	priv->core_reg_align = data->core_reg_align;
 	priv->num_cfp_rules = data->num_cfp_rules;
 
+	priv->rcdev = devm_reset_control_get_optional_exclusive(&pdev->dev,
+								"switch");
+	if (PTR_ERR(priv->rcdev) == -EPROBE_DEFER)
+		return PTR_ERR(priv->rcdev);
+
 	/* Auto-detection using standard registers will not work, so
 	 * provide an indication of what kind of device we are for
 	 * b53_common to work with
@@ -1220,6 +1241,8 @@ static int bcm_sf2_sw_remove(struct platform_device *pdev)
 	dsa_unregister_switch(priv->dev->ds);
 	bcm_sf2_cfp_exit(priv->dev->ds);
 	bcm_sf2_mdio_unregister(priv);
+	if (priv->type == BCM7278_DEVICE_ID && !IS_ERR(priv->rcdev))
+		reset_control_assert(priv->rcdev);
 
 	return 0;
 }