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, 25 insertions, 1 deletions

diff --git a/include/linux/phy.h b/include/linux/phy.h
index 9a0e981df502..5032d453ac66 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -203,6 +203,8 @@ static inline const char *phy_modes(phy_interface_t interface)
 
 struct device;
 struct phylink;
+struct sfp_bus;
+struct sfp_upstream_ops;
 struct sk_buff;
 
 /*
@@ -342,6 +344,8 @@ struct phy_c45_device_ids {
  * dev_flags: Device-specific flags used by the PHY driver.
  * irq: IRQ number of the PHY's interrupt (-1 if none)
  * phy_timer: The timer for handling the state machine
+ * sfp_bus_attached: flag indicating whether the SFP bus has been attached
+ * sfp_bus: SFP bus attached to this PHY's fiber port
  * attached_dev: The attached enet driver's device instance ptr
  * adjust_link: Callback for the enet controller to respond to
  * changes in the link state.
@@ -432,6 +436,9 @@ struct phy_device {
 
 	struct mutex lock;
 
+	/* This may be modified under the rtnl lock */
+	bool sfp_bus_attached;
+	struct sfp_bus *sfp_bus;
 	struct phylink *phylink;
 	struct net_device *attached_dev;
 
@@ -1020,6 +1027,10 @@ int phy_suspend(struct phy_device *phydev);
 int phy_resume(struct phy_device *phydev);
 int __phy_resume(struct phy_device *phydev);
 int phy_loopback(struct phy_device *phydev, bool enable);
+void phy_sfp_attach(void *upstream, struct sfp_bus *bus);
+void phy_sfp_detach(void *upstream, struct sfp_bus *bus);
+int phy_sfp_probe(struct phy_device *phydev,
+	          const struct sfp_upstream_ops *ops);
 struct phy_device *phy_attach(struct net_device *dev, const char *bus_id,
 			      phy_interface_t interface);
 struct phy_device *phy_find_first(struct mii_bus *bus);
@@ -1065,6 +1076,16 @@ static inline const char *phydev_name(const struct phy_device *phydev)
 	return dev_name(&phydev->mdio.dev);
 }
 
+static inline void phy_lock_mdio_bus(struct phy_device *phydev)
+{
+	mutex_lock(&phydev->mdio.bus->mdio_lock);
+}
+
+static inline void phy_unlock_mdio_bus(struct phy_device *phydev)
+{
+	mutex_unlock(&phydev->mdio.bus->mdio_lock);
+}
+
 void phy_attached_print(struct phy_device *phydev, const char *fmt, ...)
 	__printf(2, 3);
 void phy_attached_info(struct phy_device *phydev);
@@ -1106,6 +1127,10 @@ int genphy_read_mmd_unsupported(struct phy_device *phdev, int devad,
 int genphy_write_mmd_unsupported(struct phy_device *phdev, int devnum,
 				 u16 regnum, u16 val);
 
+/* Clause 37 */
+int genphy_c37_config_aneg(struct phy_device *phydev);
+int genphy_c37_read_status(struct phy_device *phydev);
+
 /* Clause 45 PHY */
 int genphy_c45_restart_aneg(struct phy_device *phydev);
 int genphy_c45_check_and_restart_aneg(struct phy_device *phydev, bool restart);
@@ -1145,7 +1170,6 @@ void phy_queue_state_machine(struct phy_device *phydev, unsigned long jiffies);
 void phy_mac_interrupt(struct phy_device *phydev);
 void phy_start_machine(struct phy_device *phydev);
 void phy_stop_machine(struct phy_device *phydev);
-int phy_ethtool_sset(struct phy_device *phydev, struct ethtool_cmd *cmd);
 void phy_ethtool_ksettings_get(struct phy_device *phydev,
 			       struct ethtool_link_ksettings *cmd);
 int phy_ethtool_ksettings_set(struct phy_device *phydev,