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

Pull networking updates from David Miller:

 1) Add WireGuard

 2) Add HE and TWT support to ath11k driver, from John Crispin.

 3) Add ESP in TCP encapsulation support, from Sabrina Dubroca.

 4) Add variable window congestion control to TIPC, from Jon Maloy.

 5) Add BCM84881 PHY driver, from Russell King.

 6) Start adding netlink support for ethtool operations, from Michal
    Kubecek.

 7) Add XDP drop and TX action support to ena driver, from Sameeh
    Jubran.

 8) Add new ipv4 route notifications so that mlxsw driver does not have
    to handle identical routes itself. From Ido Schimmel.

 9) Add BPF dynamic program extensions, from Alexei Starovoitov.

10) Support RX and TX timestamping in igc, from Vinicius Costa Gomes.

11) Add support for macsec HW offloading, from Antoine Tenart.

12) Add initial support for MPTCP protocol, from Christoph Paasch,
    Matthieu Baerts, Florian Westphal, Peter Krystad, and many others.

13) Add Octeontx2 PF support, from Sunil Goutham, Geetha sowjanya, Linu
    Cherian, and others.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next: (1469 commits)
  net: phy: add default ARCH_BCM_IPROC for MDIO_BCM_IPROC
  udp: segment looped gso packets correctly
  netem: change mailing list
  qed: FW 8.42.2.0 debug features
  qed: rt init valid initialization changed
  qed: Debug feature: ilt and mdump
  qed: FW 8.42.2.0 Add fw overlay feature
  qed: FW 8.42.2.0 HSI changes
  qed: FW 8.42.2.0 iscsi/fcoe changes
  qed: Add abstraction for different hsi values per chip
  qed: FW 8.42.2.0 Additional ll2 type
  qed: Use dmae to write to widebus registers in fw_funcs
  qed: FW 8.42.2.0 Parser offsets modified
  qed: FW 8.42.2.0 Queue Manager changes
  qed: FW 8.42.2.0 Expose new registers and change windows
  qed: FW 8.42.2.0 Internal ram offsets modifications
  MAINTAINERS: Add entry for Marvell OcteonTX2 Physical Function driver
  Documentation: net: octeontx2: Add RVU HW and drivers overview
  octeontx2-pf: ethtool RSS config support
  octeontx2-pf: Add basic ethtool support
  ...

6 files changed, 119 insertions, 33 deletions

diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
index 59d089e092f9..8849faa5bc10 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
@@ -1056,7 +1056,8 @@ static void qtnf_cfg80211_reg_notifier(struct wiphy *wiphy,
 	pr_debug("MAC%u: initiator=%d alpha=%c%c\n", mac->macid, req->initiator,
 		 req->alpha2[0], req->alpha2[1]);
 
-	ret = qtnf_cmd_reg_notify(mac, req, qtnf_mac_slave_radar_get(wiphy));
+	ret = qtnf_cmd_reg_notify(mac, req, qtnf_slave_radar_get(),
+				  qtnf_dfs_offload_get());
 	if (ret) {
 		pr_err("MAC%u: failed to update region to %c%c: %d\n",
 		       mac->macid, req->alpha2[0], req->alpha2[1], ret);
@@ -1078,7 +1079,8 @@ struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus)
 {
 	struct wiphy *wiphy;
 
-	if (bus->hw_info.hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
+	if (qtnf_dfs_offload_get() &&
+	    (bus->hw_info.hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD))
 		qtn_cfg80211_ops.start_radar_detection = NULL;
 
 	if (!(bus->hw_info.hw_capab & QLINK_HW_CAPAB_PWR_MGMT))
@@ -1163,7 +1165,8 @@ int qtnf_wiphy_register(struct qtnf_hw_info *hw_info, struct qtnf_wmac *mac)
 			WIPHY_FLAG_NETNS_OK;
 	wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
 
-	if (hw_info->hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD)
+	if (qtnf_dfs_offload_get() &&
+	    (hw_info->hw_capab & QLINK_HW_CAPAB_DFS_OFFLOAD))
 		wiphy_ext_feature_set(wiphy, NL80211_EXT_FEATURE_DFS_OFFLOAD);
 
 	if (hw_info->hw_capab & QLINK_HW_CAPAB_SCAN_DWELL)
diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c
index 548f6ff6d0f2..d0d7ec8794c4 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/commands.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c
@@ -257,6 +257,14 @@ int qtnf_cmd_send_start_ap(struct qtnf_vif *vif,
 	cmd->pbss = s->pbss;
 	cmd->ht_required = s->ht_required;
 	cmd->vht_required = s->vht_required;
+	cmd->twt_responder = s->twt_responder;
+	if (s->he_obss_pd.enable) {
+		cmd->sr_params.sr_control |= QLINK_SR_SRG_INFORMATION_PRESENT;
+		cmd->sr_params.srg_obss_pd_min_offset =
+			s->he_obss_pd.min_offset;
+		cmd->sr_params.srg_obss_pd_max_offset =
+			s->he_obss_pd.max_offset;
+	}
 
 	aen = &cmd->aen;
 	aen->auth_type = s->auth_type;
@@ -510,6 +518,8 @@ qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
 		rate_dst->flags |= RATE_INFO_FLAGS_MCS;
 	else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
 		rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
+	else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_HE_MCS)
+		rate_dst->flags |= RATE_INFO_FLAGS_HE_MCS;
 
 	if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
 		rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
@@ -2454,7 +2464,7 @@ out:
 }
 
 int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
-			bool slave_radar)
+			bool slave_radar, bool dfs_offload)
 {
 	struct wiphy *wiphy = priv_to_wiphy(mac);
 	struct qtnf_bus *bus = mac->bus;
@@ -2517,6 +2527,7 @@ int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
 	}
 
 	cmd->slave_radar = slave_radar;
+	cmd->dfs_offload = dfs_offload;
 	cmd->num_channels = 0;
 
 	for (band = 0; band < NUM_NL80211_BANDS; band++) {
diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.h b/drivers/net/wireless/quantenna/qtnfmac/commands.h
index 761755bf9ede..ab273257b078 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/commands.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/commands.h
@@ -58,7 +58,7 @@ int qtnf_cmd_send_disconnect(struct qtnf_vif *vif,
 int qtnf_cmd_send_updown_intf(struct qtnf_vif *vif,
 			      bool up);
 int qtnf_cmd_reg_notify(struct qtnf_wmac *mac, struct regulatory_request *req,
-			bool slave_radar);
+			bool slave_radar, bool dfs_offload);
 int qtnf_cmd_get_chan_stats(struct qtnf_wmac *mac, u16 channel,
 			    struct qtnf_chan_stats *stats);
 int qtnf_cmd_send_chan_switch(struct qtnf_vif *vif,
diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.c b/drivers/net/wireless/quantenna/qtnfmac/core.c
index 5fb598389487..4320180f8c07 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/core.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/core.c
@@ -21,8 +21,22 @@ static bool slave_radar = true;
 module_param(slave_radar, bool, 0644);
 MODULE_PARM_DESC(slave_radar, "set 0 to disable radar detection in slave mode");
 
+static bool dfs_offload;
+module_param(dfs_offload, bool, 0644);
+MODULE_PARM_DESC(dfs_offload, "set 1 to enable DFS offload to firmware");
+
 static struct dentry *qtnf_debugfs_dir;
 
+bool qtnf_slave_radar_get(void)
+{
+	return slave_radar;
+}
+
+bool qtnf_dfs_offload_get(void)
+{
+	return dfs_offload;
+}
+
 struct qtnf_wmac *qtnf_core_get_mac(const struct qtnf_bus *bus, u8 macid)
 {
 	struct qtnf_wmac *mac = NULL;
@@ -156,7 +170,7 @@ static void qtnf_netdev_get_stats64(struct net_device *ndev,
 
 /* Netdev handler for transmission timeout.
  */
-static void qtnf_netdev_tx_timeout(struct net_device *ndev)
+static void qtnf_netdev_tx_timeout(struct net_device *ndev, unsigned int txqueue)
 {
 	struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
 	struct qtnf_wmac *mac;
@@ -211,9 +225,6 @@ static int qtnf_netdev_port_parent_id(struct net_device *ndev,
 	const struct qtnf_vif *vif = qtnf_netdev_get_priv(ndev);
 	const struct qtnf_bus *bus = vif->mac->bus;
 
-	if (!(bus->hw_info.hw_capab & QLINK_HW_CAPAB_HW_BRIDGE))
-		return -EOPNOTSUPP;
-
 	ppid->id_len = sizeof(bus->hw_id);
 	memcpy(&ppid->id, bus->hw_id, ppid->id_len);
 
@@ -456,11 +467,6 @@ static struct qtnf_wmac *qtnf_core_mac_alloc(struct qtnf_bus *bus,
 	return mac;
 }
 
-bool qtnf_mac_slave_radar_get(struct wiphy *wiphy)
-{
-	return slave_radar;
-}
-
 static const struct ethtool_ops qtnf_ethtool_ops = {
 	.get_drvinfo = cfg80211_get_drvinfo,
 };
@@ -656,12 +662,24 @@ bool qtnf_netdev_is_qtn(const struct net_device *ndev)
 	return ndev->netdev_ops == &qtnf_netdev_ops;
 }
 
+static int qtnf_check_br_ports(struct net_device *dev, void *data)
+{
+	struct net_device *ndev = data;
+
+	if (dev != ndev && netdev_port_same_parent_id(dev, ndev))
+		return -ENOTSUPP;
+
+	return 0;
+}
+
 static int qtnf_core_netdevice_event(struct notifier_block *nb,
 				     unsigned long event, void *ptr)
 {
 	struct net_device *ndev = netdev_notifier_info_to_dev(ptr);
 	const struct netdev_notifier_changeupper_info *info;
+	struct net_device *brdev;
 	struct qtnf_vif *vif;
+	struct qtnf_bus *bus;
 	int br_domain;
 	int ret = 0;
 
@@ -672,25 +690,34 @@ static int qtnf_core_netdevice_event(struct notifier_block *nb,
 		return NOTIFY_OK;
 
 	vif = qtnf_netdev_get_priv(ndev);
+	bus = vif->mac->bus;
 
 	switch (event) {
 	case NETDEV_CHANGEUPPER:
 		info = ptr;
+		brdev = info->upper_dev;
 
-		if (!netif_is_bridge_master(info->upper_dev))
+		if (!netif_is_bridge_master(brdev))
 			break;
 
 		pr_debug("[VIF%u.%u] change bridge: %s %s\n",
-			 vif->mac->macid, vif->vifid,
-			 netdev_name(info->upper_dev),
+			 vif->mac->macid, vif->vifid, netdev_name(brdev),
 			 info->linking ? "add" : "del");
 
-		if (info->linking)
-			br_domain = info->upper_dev->ifindex;
-		else
-			br_domain = ndev->ifindex;
+		if (IS_ENABLED(CONFIG_NET_SWITCHDEV) &&
+		    (bus->hw_info.hw_capab & QLINK_HW_CAPAB_HW_BRIDGE)) {
+			if (info->linking)
+				br_domain = brdev->ifindex;
+			else
+				br_domain = ndev->ifindex;
+
+			ret = qtnf_cmd_netdev_changeupper(vif, br_domain);
+		} else {
+			ret = netdev_walk_all_lower_dev(brdev,
+							qtnf_check_br_ports,
+							ndev);
+		}
 
-		ret = qtnf_cmd_netdev_changeupper(vif, br_domain);
 		break;
 	default:
 		break;
@@ -763,13 +790,11 @@ int qtnf_core_attach(struct qtnf_bus *bus)
 		}
 	}
 
-	if (bus->hw_info.hw_capab & QLINK_HW_CAPAB_HW_BRIDGE) {
-		bus->netdev_nb.notifier_call = qtnf_core_netdevice_event;
-		ret = register_netdevice_notifier(&bus->netdev_nb);
-		if (ret) {
-			pr_err("failed to register netdev notifier: %d\n", ret);
-			goto error;
-		}
+	bus->netdev_nb.notifier_call = qtnf_core_netdevice_event;
+	ret = register_netdevice_notifier(&bus->netdev_nb);
+	if (ret) {
+		pr_err("failed to register netdev notifier: %d\n", ret);
+		goto error;
 	}
 
 	bus->fw_state = QTNF_FW_STATE_RUNNING;
diff --git a/drivers/net/wireless/quantenna/qtnfmac/core.h b/drivers/net/wireless/quantenna/qtnfmac/core.h
index 116ec16aa15b..d715e1cd0006 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/core.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/core.h
@@ -133,7 +133,8 @@ struct qtnf_vif *qtnf_mac_get_free_vif(struct qtnf_wmac *mac);
 struct qtnf_vif *qtnf_mac_get_base_vif(struct qtnf_wmac *mac);
 void qtnf_mac_iface_comb_free(struct qtnf_wmac *mac);
 void qtnf_mac_ext_caps_free(struct qtnf_wmac *mac);
-bool qtnf_mac_slave_radar_get(struct wiphy *wiphy);
+bool qtnf_slave_radar_get(void);
+bool qtnf_dfs_offload_get(void);
 struct wiphy *qtnf_wiphy_allocate(struct qtnf_bus *bus);
 int qtnf_core_net_attach(struct qtnf_wmac *mac, struct qtnf_vif *priv,
 			 const char *name, unsigned char name_assign_type);
diff --git a/drivers/net/wireless/quantenna/qtnfmac/qlink.h b/drivers/net/wireless/quantenna/qtnfmac/qlink.h
index 75527f1bb306..b2edb03819d1 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/qlink.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/qlink.h
@@ -6,7 +6,7 @@
 
 #include <linux/ieee80211.h>
 
-#define QLINK_PROTO_VER		15
+#define QLINK_PROTO_VER		16
 
 #define QLINK_MACID_RSVD		0xFF
 #define QLINK_VIFID_RSVD		0xFF
@@ -196,6 +196,45 @@ struct qlink_sta_info_state {
 	__le32 value;
 } __packed;
 
+/**
+ * enum qlink_sr_ctrl_flags - control flags for spatial reuse parameter set
+ *
+ * @QLINK_SR_PSR_DISALLOWED: indicates whether or not PSR-based spatial reuse
+ * transmissions are allowed for STAs associated with the AP
+ * @QLINK_SR_NON_SRG_OBSS_PD_SR_DISALLOWED: indicates whether or not
+ * Non-SRG OBSS PD spatial reuse transmissions are allowed for STAs associated
+ * with the AP
+ * @NON_SRG_OFFSET_PRESENT: indicates whether or not Non-SRG OBSS PD Max offset
+ * field is valid in the element
+ * @QLINK_SR_SRG_INFORMATION_PRESENT: indicates whether or not SRG OBSS PD
+ * Min/Max offset fields ore valid in the element
+ */
+enum qlink_sr_ctrl_flags {
+	QLINK_SR_PSR_DISALLOWED                = BIT(0),
+	QLINK_SR_NON_SRG_OBSS_PD_SR_DISALLOWED = BIT(1),
+	QLINK_SR_NON_SRG_OFFSET_PRESENT        = BIT(2),
+	QLINK_SR_SRG_INFORMATION_PRESENT       = BIT(3),
+};
+
+/**
+ * struct qlink_sr_params - spatial reuse parameters
+ *
+ * @sr_control: spatial reuse control field; flags contained in this field are
+ * defined in @qlink_sr_ctrl_flags
+ * @non_srg_obss_pd_max: added to -82 dBm to generate the value of the
+ * Non-SRG OBSS PD Max parameter
+ * @srg_obss_pd_min_offset: added to -82 dBm to generate the value of the
+ * SRG OBSS PD Min parameter
+ * @srg_obss_pd_max_offset: added to -82 dBm to generate the value of the
+ * SRG PBSS PD Max parameter
+ */
+struct qlink_sr_params {
+	u8 sr_control;
+	u8 non_srg_obss_pd_max;
+	u8 srg_obss_pd_min_offset;
+	u8 srg_obss_pd_max_offset;
+} __packed;
+
 /* QLINK Command messages related definitions
  */
 
@@ -596,8 +635,9 @@ enum qlink_user_reg_hint_type {
  *	of &enum qlink_user_reg_hint_type.
  * @num_channels: number of &struct qlink_tlv_channel in a variable portion of a
  *	payload.
- * @slave_radar: whether slave device should enable radar detection.
  * @dfs_region: one of &enum qlink_dfs_regions.
+ * @slave_radar: whether slave device should enable radar detection.
+ * @dfs_offload: enable or disable DFS offload to firmware.
  * @info: variable portion of regulatory notifier callback.
  */
 struct qlink_cmd_reg_notify {
@@ -608,7 +648,7 @@ struct qlink_cmd_reg_notify {
 	u8 num_channels;
 	u8 dfs_region;
 	u8 slave_radar;
-	u8 rsvd[1];
+	u8 dfs_offload;
 	u8 info[0];
 } __packed;
 
@@ -650,6 +690,8 @@ enum qlink_hidden_ssid {
  * @ht_required: stations must support HT
  * @vht_required: stations must support VHT
  * @aen: encryption info
+ * @sr_params: spatial reuse parameters
+ * @twt_responder: enable Target Wake Time
  * @info: variable configurations
  */
 struct qlink_cmd_start_ap {
@@ -665,6 +707,9 @@ struct qlink_cmd_start_ap {
 	u8 ht_required;
 	u8 vht_required;
 	struct qlink_auth_encr aen;
+	struct qlink_sr_params sr_params;
+	u8 twt_responder;
+	u8 rsvd[3];
 	u8 info[0];
 } __packed;
 
@@ -948,6 +993,7 @@ enum qlink_sta_info_rate_flags {
 	QLINK_STA_INFO_RATE_FLAG_VHT_MCS	= BIT(1),
 	QLINK_STA_INFO_RATE_FLAG_SHORT_GI	= BIT(2),
 	QLINK_STA_INFO_RATE_FLAG_60G		= BIT(3),
+	QLINK_STA_INFO_RATE_FLAG_HE_MCS		= BIT(4),
 };
 
 /**