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

Pull networking updates from David Miller:

 1) BBR TCP congestion control, from Neal Cardwell, Yuchung Cheng and
    co. at Google. https://lwn.net/Articles/701165/

 2) Do TCP Small Queues for retransmits, from Eric Dumazet.

 3) Support collect_md mode for all IPV4 and IPV6 tunnels, from Alexei
    Starovoitov.

 4) Allow cls_flower to classify packets in ip tunnels, from Amir Vadai.

 5) Support DSA tagging in older mv88e6xxx switches, from Andrew Lunn.

 6) Support GMAC protocol in iwlwifi mwm, from Ayala Beker.

 7) Support ndo_poll_controller in mlx5, from Calvin Owens.

 8) Move VRF processing to an output hook and allow l3mdev to be
    loopback, from David Ahern.

 9) Support SOCK_DESTROY for UDP sockets. Also from David Ahern.

10) Congestion control in RXRPC, from David Howells.

11) Support geneve RX offload in ixgbe, from Emil Tantilov.

12) When hitting pressure for new incoming TCP data SKBs, perform a
    partial rathern than a full purge of the OFO queue (which could be
    huge). From Eric Dumazet.

13) Convert XFRM state and policy lookups to RCU, from Florian Westphal.

14) Support RX network flow classification to igb, from Gangfeng Huang.

15) Hardware offloading of eBPF in nfp driver, from Jakub Kicinski.

16) New skbmod packet action, from Jamal Hadi Salim.

17) Remove some inefficiencies in snmp proc output, from Jia He.

18) Add FIB notifications to properly propagate route changes to
    hardware which is doing forwarding offloading. From Jiri Pirko.

19) New dsa driver for qca8xxx chips, from John Crispin.

20) Implement RFC7559 ipv6 router solicitation backoff, from Maciej
    Żenczykowski.

21) Add L3 mode to ipvlan, from Mahesh Bandewar.

22) Support 802.1ad in mlx4, from Moshe Shemesh.

23) Support hardware LRO in mediatek driver, from Nelson Chang.

24) Add TC offloading to mlx5, from Or Gerlitz.

25) Convert various drivers to ethtool ksettings interfaces, from
    Philippe Reynes.

26) TX max rate limiting for cxgb4, from Rahul Lakkireddy.

27) NAPI support for ath10k, from Rajkumar Manoharan.

28) Support XDP in mlx5, from Rana Shahout and Saeed Mahameed.

29) UDP replicast support in TIPC, from Richard Alpe.

30) Per-queue statistics for qed driver, from Sudarsana Reddy Kalluru.

31) Support BQL in thunderx driver, from Sunil Goutham.

32) TSO support in alx driver, from Tobias Regnery.

33) Add stream parser engine and use it in kcm.

34) Support async DHCP replies in ipconfig module, from Uwe
    Kleine-König.

35) DSA port fast aging for mv88e6xxx driver, from Vivien Didelot.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1715 commits)
  mlxsw: switchx2: Fix misuse of hard_header_len
  mlxsw: spectrum: Fix misuse of hard_header_len
  net/faraday: Stop NCSI device on shutdown
  net/ncsi: Introduce ncsi_stop_dev()
  net/ncsi: Rework the channel monitoring
  net/ncsi: Allow to extend NCSI request properties
  net/ncsi: Rework request index allocation
  net/ncsi: Don't probe on the reserved channel ID (0x1f)
  net/ncsi: Introduce NCSI_RESERVED_CHANNEL
  net/ncsi: Avoid unused-value build warning from ia64-linux-gcc
  net: Add netdev all_adj_list refcnt propagation to fix panic
  net: phy: Add Edge-rate driver for Microsemi PHYs.
  vmxnet3: Wake queue from reset work
  i40e: avoid NULL pointer dereference and recursive errors on early PCI error
  qed: Add RoCE ll2 & GSI support
  qed: Add support for memory registeration verbs
  qed: Add support for QP verbs
  qed: PD,PKEY and CQ verb support
  qed: Add support for RoCE hw init
  qede: Add qedr framework
  ...

1 files changed, 269 insertions, 1 deletions

diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 220694151434..56368e9b4622 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -48,6 +48,7 @@
 #define NL80211_MULTICAST_GROUP_REG		"regulatory"
 #define NL80211_MULTICAST_GROUP_MLME		"mlme"
 #define NL80211_MULTICAST_GROUP_VENDOR		"vendor"
+#define NL80211_MULTICAST_GROUP_NAN		"nan"
 #define NL80211_MULTICAST_GROUP_TESTMODE	"testmode"
 
 /**
@@ -838,6 +839,41 @@
  *	not running. The driver indicates the status of the scan through
  *	cfg80211_scan_done().
  *
+ * @NL80211_CMD_START_NAN: Start NAN operation, identified by its
+ *	%NL80211_ATTR_WDEV interface. This interface must have been previously
+ *	created with %NL80211_CMD_NEW_INTERFACE. After it has been started, the
+ *	NAN interface will create or join a cluster. This command must have a
+ *	valid %NL80211_ATTR_NAN_MASTER_PREF attribute and optional
+ *	%NL80211_ATTR_NAN_DUAL attributes.
+ *	After this command NAN functions can be added.
+ * @NL80211_CMD_STOP_NAN: Stop the NAN operation, identified by
+ *	its %NL80211_ATTR_WDEV interface.
+ * @NL80211_CMD_ADD_NAN_FUNCTION: Add a NAN function. The function is defined
+ *	with %NL80211_ATTR_NAN_FUNC nested attribute. When called, this
+ *	operation returns the strictly positive and unique instance id
+ *	(%NL80211_ATTR_NAN_FUNC_INST_ID) and a cookie (%NL80211_ATTR_COOKIE)
+ *	of the function upon success.
+ *	Since instance ID's can be re-used, this cookie is the right
+ *	way to identify the function. This will avoid races when a termination
+ *	event is handled by the user space after it has already added a new
+ *	function that got the same instance id from the kernel as the one
+ *	which just terminated.
+ *	This cookie may be used in NAN events even before the command
+ *	returns, so userspace shouldn't process NAN events until it processes
+ *	the response to this command.
+ *	Look at %NL80211_ATTR_SOCKET_OWNER as well.
+ * @NL80211_CMD_DEL_NAN_FUNCTION: Delete a NAN function by cookie.
+ *	This command is also used as a notification sent when a NAN function is
+ *	terminated. This will contain a %NL80211_ATTR_NAN_FUNC_INST_ID
+ *	and %NL80211_ATTR_COOKIE attributes.
+ * @NL80211_CMD_CHANGE_NAN_CONFIG: Change current NAN configuration. NAN
+ *	must be operational (%NL80211_CMD_START_NAN was executed).
+ *	It must contain at least one of the following attributes:
+ *	%NL80211_ATTR_NAN_MASTER_PREF, %NL80211_ATTR_NAN_DUAL.
+ * @NL80211_CMD_NAN_FUNC_MATCH: Notification sent when a match is reported.
+ *	This will contain a %NL80211_ATTR_NAN_MATCH nested attribute and
+ *	%NL80211_ATTR_COOKIE.
+ *
  * @NL80211_CMD_MAX: highest used command number
  * @__NL80211_CMD_AFTER_LAST: internal use
  */
@@ -1026,6 +1062,13 @@ enum nl80211_commands {
 
 	NL80211_CMD_ABORT_SCAN,
 
+	NL80211_CMD_START_NAN,
+	NL80211_CMD_STOP_NAN,
+	NL80211_CMD_ADD_NAN_FUNCTION,
+	NL80211_CMD_DEL_NAN_FUNCTION,
+	NL80211_CMD_CHANGE_NAN_CONFIG,
+	NL80211_CMD_NAN_MATCH,
+
 	/* add new commands above here */
 
 	/* used to define NL80211_CMD_MAX below */
@@ -1343,7 +1386,13 @@ enum nl80211_commands {
  *	enum nl80211_band value is used as the index (nla_type() of the nested
  *	data. If a band is not included, it will be configured to allow all
  *	rates based on negotiated supported rates information. This attribute
- *	is used with %NL80211_CMD_SET_TX_BITRATE_MASK.
+ *	is used with %NL80211_CMD_SET_TX_BITRATE_MASK and with starting AP,
+ *	and joining mesh networks (not IBSS yet). In the later case, it must
+ *	specify just a single bitrate, which is to be used for the beacon.
+ *	The driver must also specify support for this with the extended
+ *	features NL80211_EXT_FEATURE_BEACON_RATE_LEGACY,
+ *	NL80211_EXT_FEATURE_BEACON_RATE_HT and
+ *	NL80211_EXT_FEATURE_BEACON_RATE_VHT.
  *
  * @NL80211_ATTR_FRAME_MATCH: A binary attribute which typically must contain
  *	at least one byte, currently used with @NL80211_CMD_REGISTER_FRAME.
@@ -1733,6 +1782,12 @@ enum nl80211_commands {
  *	regulatory indoor configuration would be owned by the netlink socket
  *	that configured the indoor setting, and the indoor operation would be
  *	cleared when the socket is closed.
+ *	If set during NAN interface creation, the interface will be destroyed
+ *	if the socket is closed just like any other interface. Moreover, only
+ *	the netlink socket that created the interface will be allowed to add
+ *	and remove functions. NAN notifications will be sent in unicast to that
+ *	socket. Without this attribute, any socket can add functions and the
+ *	notifications will be sent to the %NL80211_MCGRP_NAN multicast group.
  *
  * @NL80211_ATTR_TDLS_INITIATOR: flag attribute indicating the current end is
  *	the TDLS link initiator.
@@ -1867,6 +1922,21 @@ enum nl80211_commands {
  * @NL80211_ATTR_MESH_PEER_AID: Association ID for the mesh peer (u16). This is
  *	used to pull the stored data for mesh peer in power save state.
  *
+ * @NL80211_ATTR_NAN_MASTER_PREF: the master preference to be used by
+ *	%NL80211_CMD_START_NAN and optionally with
+ *	%NL80211_CMD_CHANGE_NAN_CONFIG. Its type is u8 and it can't be 0.
+ *	Also, values 1 and 255 are reserved for certification purposes and
+ *	should not be used during a normal device operation.
+ * @NL80211_ATTR_NAN_DUAL: NAN dual band operation config (see
+ *	&enum nl80211_nan_dual_band_conf). This attribute is used with
+ *	%NL80211_CMD_START_NAN and optionally with
+ *	%NL80211_CMD_CHANGE_NAN_CONFIG.
+ * @NL80211_ATTR_NAN_FUNC: a function that can be added to NAN. See
+ *	&enum nl80211_nan_func_attributes for description of this nested
+ *	attribute.
+ * @NL80211_ATTR_NAN_MATCH: used to report a match. This is a nested attribute.
+ *	See &enum nl80211_nan_match_attributes.
+ *
  * @NUM_NL80211_ATTR: total number of nl80211_attrs available
  * @NL80211_ATTR_MAX: highest attribute number currently defined
  * @__NL80211_ATTR_AFTER_LAST: internal use
@@ -2261,6 +2331,11 @@ enum nl80211_attrs {
 
 	NL80211_ATTR_MESH_PEER_AID,
 
+	NL80211_ATTR_NAN_MASTER_PREF,
+	NL80211_ATTR_NAN_DUAL,
+	NL80211_ATTR_NAN_FUNC,
+	NL80211_ATTR_NAN_MATCH,
+
 	/* add attributes here, update the policy in nl80211.c */
 
 	__NL80211_ATTR_AFTER_LAST,
@@ -2339,6 +2414,7 @@ enum nl80211_attrs {
  *	commands to create and destroy one
  * @NL80211_IF_TYPE_OCB: Outside Context of a BSS
  *	This mode corresponds to the MIB variable dot11OCBActivated=true
+ * @NL80211_IFTYPE_NAN: NAN device interface type (not a netdev)
  * @NL80211_IFTYPE_MAX: highest interface type number currently defined
  * @NUM_NL80211_IFTYPES: number of defined interface types
  *
@@ -2359,6 +2435,7 @@ enum nl80211_iftype {
 	NL80211_IFTYPE_P2P_GO,
 	NL80211_IFTYPE_P2P_DEVICE,
 	NL80211_IFTYPE_OCB,
+	NL80211_IFTYPE_NAN,
 
 	/* keep last */
 	NUM_NL80211_IFTYPES,
@@ -4551,6 +4628,12 @@ enum nl80211_feature_flags {
  *	(if available).
  * @NL80211_EXT_FEATURE_SET_SCAN_DWELL: This driver supports configuration of
  *	channel dwell time.
+ * @NL80211_EXT_FEATURE_BEACON_RATE_LEGACY: Driver supports beacon rate
+ *	configuration (AP/mesh), supporting a legacy (non HT/VHT) rate.
+ * @NL80211_EXT_FEATURE_BEACON_RATE_HT: Driver supports beacon rate
+ *	configuration (AP/mesh) with HT rates.
+ * @NL80211_EXT_FEATURE_BEACON_RATE_VHT: Driver supports beacon rate
+ *	configuration (AP/mesh) with VHT rates.
  *
  * @NUM_NL80211_EXT_FEATURES: number of extended features.
  * @MAX_NL80211_EXT_FEATURES: highest extended feature index.
@@ -4562,6 +4645,9 @@ enum nl80211_ext_feature_index {
 	NL80211_EXT_FEATURE_SCAN_START_TIME,
 	NL80211_EXT_FEATURE_BSS_PARENT_TSF,
 	NL80211_EXT_FEATURE_SET_SCAN_DWELL,
+	NL80211_EXT_FEATURE_BEACON_RATE_LEGACY,
+	NL80211_EXT_FEATURE_BEACON_RATE_HT,
+	NL80211_EXT_FEATURE_BEACON_RATE_VHT,
 
 	/* add new features before the definition below */
 	NUM_NL80211_EXT_FEATURES,
@@ -4855,4 +4941,186 @@ enum nl80211_bss_select_attr {
 	NL80211_BSS_SELECT_ATTR_MAX = __NL80211_BSS_SELECT_ATTR_AFTER_LAST - 1
 };
 
+/**
+ * enum nl80211_nan_dual_band_conf - NAN dual band configuration
+ *
+ * Defines the NAN dual band mode of operation
+ *
+ * @NL80211_NAN_BAND_DEFAULT: device default mode
+ * @NL80211_NAN_BAND_2GHZ: 2.4GHz mode
+ * @NL80211_NAN_BAND_5GHZ: 5GHz mode
+  */
+enum nl80211_nan_dual_band_conf {
+	NL80211_NAN_BAND_DEFAULT	= 1 << 0,
+	NL80211_NAN_BAND_2GHZ		= 1 << 1,
+	NL80211_NAN_BAND_5GHZ		= 1 << 2,
+};
+
+/**
+ * enum nl80211_nan_function_type - NAN function type
+ *
+ * Defines the function type of a NAN function
+ *
+ * @NL80211_NAN_FUNC_PUBLISH: function is publish
+ * @NL80211_NAN_FUNC_SUBSCRIBE: function is subscribe
+ * @NL80211_NAN_FUNC_FOLLOW_UP: function is follow-up
+ */
+enum nl80211_nan_function_type {
+	NL80211_NAN_FUNC_PUBLISH,
+	NL80211_NAN_FUNC_SUBSCRIBE,
+	NL80211_NAN_FUNC_FOLLOW_UP,
+
+	/* keep last */
+	__NL80211_NAN_FUNC_TYPE_AFTER_LAST,
+	NL80211_NAN_FUNC_MAX_TYPE = __NL80211_NAN_FUNC_TYPE_AFTER_LAST - 1,
+};
+
+/**
+ * enum nl80211_nan_publish_type - NAN publish tx type
+ *
+ * Defines how to send publish Service Discovery Frames
+ *
+ * @NL80211_NAN_SOLICITED_PUBLISH: publish function is solicited
+ * @NL80211_NAN_UNSOLICITED_PUBLISH: publish function is unsolicited
+ */
+enum nl80211_nan_publish_type {
+	NL80211_NAN_SOLICITED_PUBLISH = 1 << 0,
+	NL80211_NAN_UNSOLICITED_PUBLISH = 1 << 1,
+};
+
+/**
+ * enum nl80211_nan_func_term_reason - NAN functions termination reason
+ *
+ * Defines termination reasons of a NAN function
+ *
+ * @NL80211_NAN_FUNC_TERM_REASON_USER_REQUEST: requested by user
+ * @NL80211_NAN_FUNC_TERM_REASON_TTL_EXPIRED: timeout
+ * @NL80211_NAN_FUNC_TERM_REASON_ERROR: errored
+ */
+enum nl80211_nan_func_term_reason {
+	NL80211_NAN_FUNC_TERM_REASON_USER_REQUEST,
+	NL80211_NAN_FUNC_TERM_REASON_TTL_EXPIRED,
+	NL80211_NAN_FUNC_TERM_REASON_ERROR,
+};
+
+#define NL80211_NAN_FUNC_SERVICE_ID_LEN 6
+#define NL80211_NAN_FUNC_SERVICE_SPEC_INFO_MAX_LEN 0xff
+#define NL80211_NAN_FUNC_SRF_MAX_LEN 0xff
+
+/**
+ * enum nl80211_nan_func_attributes - NAN function attributes
+ * @__NL80211_NAN_FUNC_INVALID: invalid
+ * @NL80211_NAN_FUNC_TYPE: &enum nl80211_nan_function_type (u8).
+ * @NL80211_NAN_FUNC_SERVICE_ID: 6 bytes of the service ID hash as
+ *	specified in NAN spec. This is a binary attribute.
+ * @NL80211_NAN_FUNC_PUBLISH_TYPE: relevant if the function's type is
+ *	publish. Defines the transmission type for the publish Service Discovery
+ *	Frame, see &enum nl80211_nan_publish_type. Its type is u8.
+ * @NL80211_NAN_FUNC_PUBLISH_BCAST: relevant if the function is a solicited
+ *	publish. Should the solicited publish Service Discovery Frame be sent to
+ *	the NAN Broadcast address. This is a flag.
+ * @NL80211_NAN_FUNC_SUBSCRIBE_ACTIVE: relevant if the function's type is
+ *	subscribe. Is the subscribe active. This is a flag.
+ * @NL80211_NAN_FUNC_FOLLOW_UP_ID: relevant if the function's type is follow up.
+ *	The instance ID for the follow up Service Discovery Frame. This is u8.
+ * @NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID: relevant if the function's type
+ *	is follow up. This is a u8.
+ *	The requestor instance ID for the follow up Service Discovery Frame.
+ * @NL80211_NAN_FUNC_FOLLOW_UP_DEST: the MAC address of the recipient of the
+ *	follow up Service Discovery Frame. This is a binary attribute.
+ * @NL80211_NAN_FUNC_CLOSE_RANGE: is this function limited for devices in a
+ *	close range. The range itself (RSSI) is defined by the device.
+ *	This is a flag.
+ * @NL80211_NAN_FUNC_TTL: strictly positive number of DWs this function should
+ *	stay active. If not present infinite TTL is assumed. This is a u32.
+ * @NL80211_NAN_FUNC_SERVICE_INFO: array of bytes describing the service
+ *	specific info. This is a binary attribute.
+ * @NL80211_NAN_FUNC_SRF: Service Receive Filter. This is a nested attribute.
+ *	See &enum nl80211_nan_srf_attributes.
+ * @NL80211_NAN_FUNC_RX_MATCH_FILTER: Receive Matching filter. This is a nested
+ *	attribute. It is a list of binary values.
+ * @NL80211_NAN_FUNC_TX_MATCH_FILTER: Transmit Matching filter. This is a
+ *	nested attribute. It is a list of binary values.
+ * @NL80211_NAN_FUNC_INSTANCE_ID: The instance ID of the function.
+ *	Its type is u8 and it cannot be 0.
+ * @NL80211_NAN_FUNC_TERM_REASON: NAN function termination reason.
+ *	See &enum nl80211_nan_func_term_reason.
+ *
+ * @NUM_NL80211_NAN_FUNC_ATTR: internal
+ * @NL80211_NAN_FUNC_ATTR_MAX: highest NAN function attribute
+ */
+enum nl80211_nan_func_attributes {
+	__NL80211_NAN_FUNC_INVALID,
+	NL80211_NAN_FUNC_TYPE,
+	NL80211_NAN_FUNC_SERVICE_ID,
+	NL80211_NAN_FUNC_PUBLISH_TYPE,
+	NL80211_NAN_FUNC_PUBLISH_BCAST,
+	NL80211_NAN_FUNC_SUBSCRIBE_ACTIVE,
+	NL80211_NAN_FUNC_FOLLOW_UP_ID,
+	NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID,
+	NL80211_NAN_FUNC_FOLLOW_UP_DEST,
+	NL80211_NAN_FUNC_CLOSE_RANGE,
+	NL80211_NAN_FUNC_TTL,
+	NL80211_NAN_FUNC_SERVICE_INFO,
+	NL80211_NAN_FUNC_SRF,
+	NL80211_NAN_FUNC_RX_MATCH_FILTER,
+	NL80211_NAN_FUNC_TX_MATCH_FILTER,
+	NL80211_NAN_FUNC_INSTANCE_ID,
+	NL80211_NAN_FUNC_TERM_REASON,
+
+	/* keep last */
+	NUM_NL80211_NAN_FUNC_ATTR,
+	NL80211_NAN_FUNC_ATTR_MAX = NUM_NL80211_NAN_FUNC_ATTR - 1
+};
+
+/**
+ * enum nl80211_nan_srf_attributes - NAN Service Response filter attributes
+ * @__NL80211_NAN_SRF_INVALID: invalid
+ * @NL80211_NAN_SRF_INCLUDE: present if the include bit of the SRF set.
+ *	This is a flag.
+ * @NL80211_NAN_SRF_BF: Bloom Filter. Present if and only if
+ *	&NL80211_NAN_SRF_MAC_ADDRS isn't present. This attribute is binary.
+ * @NL80211_NAN_SRF_BF_IDX: index of the Bloom Filter. Mandatory if
+ *	&NL80211_NAN_SRF_BF is present. This is a u8.
+ * @NL80211_NAN_SRF_MAC_ADDRS: list of MAC addresses for the SRF. Present if
+ *	and only if &NL80211_NAN_SRF_BF isn't present. This is a nested
+ *	attribute. Each nested attribute is a MAC address.
+ * @NUM_NL80211_NAN_SRF_ATTR: internal
+ * @NL80211_NAN_SRF_ATTR_MAX: highest NAN SRF attribute
+ */
+enum nl80211_nan_srf_attributes {
+	__NL80211_NAN_SRF_INVALID,
+	NL80211_NAN_SRF_INCLUDE,
+	NL80211_NAN_SRF_BF,
+	NL80211_NAN_SRF_BF_IDX,
+	NL80211_NAN_SRF_MAC_ADDRS,
+
+	/* keep last */
+	NUM_NL80211_NAN_SRF_ATTR,
+	NL80211_NAN_SRF_ATTR_MAX = NUM_NL80211_NAN_SRF_ATTR - 1,
+};
+
+/**
+ * enum nl80211_nan_match_attributes - NAN match attributes
+ * @__NL80211_NAN_MATCH_INVALID: invalid
+ * @NL80211_NAN_MATCH_FUNC_LOCAL: the local function that had the
+ *	match. This is a nested attribute.
+ *	See &enum nl80211_nan_func_attributes.
+ * @NL80211_NAN_MATCH_FUNC_PEER: the peer function
+ *	that caused the match. This is a nested attribute.
+ *	See &enum nl80211_nan_func_attributes.
+ *
+ * @NUM_NL80211_NAN_MATCH_ATTR: internal
+ * @NL80211_NAN_MATCH_ATTR_MAX: highest NAN match attribute
+ */
+enum nl80211_nan_match_attributes {
+	__NL80211_NAN_MATCH_INVALID,
+	NL80211_NAN_MATCH_FUNC_LOCAL,
+	NL80211_NAN_MATCH_FUNC_PEER,
+
+	/* keep last */
+	NUM_NL80211_NAN_MATCH_ATTR,
+	NL80211_NAN_MATCH_ATTR_MAX = NUM_NL80211_NAN_MATCH_ATTR - 1
+};
+
 #endif /* __LINUX_NL80211_H */