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-rw-r--r--net/mac80211/cfg.c1
-rw-r--r--net/mac80211/chan.c2
-rw-r--r--net/mac80211/iface.c5
-rw-r--r--net/mac80211/util.c3
-rw-r--r--net/wireless/Makefile2
-rw-r--r--net/wireless/chan.c8
-rw-r--r--net/wireless/core.c3
-rw-r--r--net/wireless/core.h12
-rw-r--r--net/wireless/nl80211.c39
-rw-r--r--net/wireless/ocb.c88
-rw-r--r--net/wireless/rdev-ops.h21
-rw-r--r--net/wireless/trace.h21
-rw-r--r--net/wireless/util.c5
13 files changed, 208 insertions, 2 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index b9659b8b70f8..1e2afc95ad09 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -230,6 +230,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev,
case NUM_NL80211_IFTYPES:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
+ case NL80211_IFTYPE_OCB:
/* shouldn't happen */
WARN_ON_ONCE(1);
break;
diff --git a/net/mac80211/chan.c b/net/mac80211/chan.c
index ee71bb6f64f7..ff1f877e3b63 100644
--- a/net/mac80211/chan.c
+++ b/net/mac80211/chan.c
@@ -270,6 +270,7 @@ ieee80211_get_chanctx_max_required_bw(struct ieee80211_local *local,
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_WDS:
case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_OCB:
width = vif->bss_conf.chandef.width;
break;
case NL80211_IFTYPE_UNSPECIFIED:
@@ -909,6 +910,7 @@ ieee80211_vif_chanctx_reservation_complete(struct ieee80211_sub_if_data *sdata)
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_OCB:
ieee80211_queue_work(&sdata->local->hw,
&sdata->csa_finalize_work);
break;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 1ffcc0701244..d69e7532095f 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -521,6 +521,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_P2P_DEVICE:
+ case NL80211_IFTYPE_OCB:
/* no special treatment */
break;
case NL80211_IFTYPE_UNSPECIFIED:
@@ -631,6 +632,7 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_MESH_POINT:
+ case NL80211_IFTYPE_OCB:
netif_carrier_off(dev);
break;
case NL80211_IFTYPE_WDS:
@@ -1351,6 +1353,9 @@ static void ieee80211_setup_sdata(struct ieee80211_sub_if_data *sdata,
sdata->vif.bss_conf.bssid = sdata->u.mgd.bssid;
ieee80211_sta_setup_sdata(sdata);
break;
+ case NL80211_IFTYPE_OCB:
+ /* to be implemented in the future */
+ break;
case NL80211_IFTYPE_ADHOC:
sdata->vif.bss_conf.bssid = sdata->u.ibss.bssid;
ieee80211_ibss_setup_sdata(sdata);
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 666aa1306c45..d7d69c89ff34 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1841,6 +1841,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
ieee80211_bss_info_change_notify(sdata, changed);
sdata_unlock(sdata);
break;
+ case NL80211_IFTYPE_OCB:
+ /* to be implemented in the future */
+ break;
case NL80211_IFTYPE_ADHOC:
changed |= BSS_CHANGED_IBSS;
/* fall through */
diff --git a/net/wireless/Makefile b/net/wireless/Makefile
index a761670af31d..4c9e39f04ef8 100644
--- a/net/wireless/Makefile
+++ b/net/wireless/Makefile
@@ -10,7 +10,7 @@ obj-$(CONFIG_WEXT_SPY) += wext-spy.o
obj-$(CONFIG_WEXT_PRIV) += wext-priv.o
cfg80211-y += core.o sysfs.o radiotap.o util.o reg.o scan.o nl80211.o
-cfg80211-y += mlme.o ibss.o sme.o chan.o ethtool.o mesh.o ap.o trace.o
+cfg80211-y += mlme.o ibss.o sme.o chan.o ethtool.o mesh.o ap.o trace.o ocb.o
cfg80211-$(CONFIG_CFG80211_DEBUGFS) += debugfs.o
cfg80211-$(CONFIG_CFG80211_WEXT) += wext-compat.o wext-sme.o
cfg80211-$(CONFIG_CFG80211_INTERNAL_REGDB) += regdb.o
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 8f39e33e71bb..85506f1d0789 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -366,6 +366,7 @@ int cfg80211_chandef_dfs_required(struct wiphy *wiphy,
break;
case NL80211_IFTYPE_STATION:
+ case NL80211_IFTYPE_OCB:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_AP_VLAN:
@@ -892,6 +893,13 @@ cfg80211_get_chan_state(struct wireless_dev *wdev,
*radar_detect |= BIT(wdev->chandef.width);
}
return;
+ case NL80211_IFTYPE_OCB:
+ if (wdev->chandef.chan) {
+ *chan = wdev->chandef.chan;
+ *chanmode = CHAN_MODE_SHARED;
+ return;
+ }
+ break;
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_WDS:
diff --git a/net/wireless/core.c b/net/wireless/core.c
index da4dcb65ade4..a4d27927aba2 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -869,6 +869,9 @@ void __cfg80211_leave(struct cfg80211_registered_device *rdev,
case NL80211_IFTYPE_P2P_GO:
__cfg80211_stop_ap(rdev, dev, true);
break;
+ case NL80211_IFTYPE_OCB:
+ __cfg80211_leave_ocb(rdev, dev);
+ break;
case NL80211_IFTYPE_WDS:
/* must be handled by mac80211/driver, has no APIs */
break;
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 7e3a3cef7df9..61ee664cf2bd 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -290,6 +290,18 @@ int cfg80211_set_mesh_channel(struct cfg80211_registered_device *rdev,
struct wireless_dev *wdev,
struct cfg80211_chan_def *chandef);
+/* OCB */
+int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct ocb_setup *setup);
+int cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct ocb_setup *setup);
+int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev);
+int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev);
+
/* AP */
int __cfg80211_stop_ap(struct cfg80211_registered_device *rdev,
struct net_device *dev, bool notify);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index f7d918858d32..1a31736914e5 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -885,6 +885,7 @@ static int nl80211_key_allowed(struct wireless_dev *wdev)
return -ENOLINK;
break;
case NL80211_IFTYPE_UNSPECIFIED:
+ case NL80211_IFTYPE_OCB:
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_P2P_DEVICE:
case NL80211_IFTYPE_WDS:
@@ -8275,6 +8276,28 @@ static int nl80211_set_cqm(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
}
+static int nl80211_join_ocb(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct net_device *dev = info->user_ptr[1];
+ struct ocb_setup setup = {};
+ int err;
+
+ err = nl80211_parse_chandef(rdev, info, &setup.chandef);
+ if (err)
+ return err;
+
+ return cfg80211_join_ocb(rdev, dev, &setup);
+}
+
+static int nl80211_leave_ocb(struct sk_buff *skb, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev = info->user_ptr[0];
+ struct net_device *dev = info->user_ptr[1];
+
+ return cfg80211_leave_ocb(rdev, dev);
+}
+
static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
@@ -10218,6 +10241,22 @@ static const struct genl_ops nl80211_ops[] = {
.internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
NL80211_FLAG_NEED_RTNL,
},
+ {
+ .cmd = NL80211_CMD_JOIN_OCB,
+ .doit = nl80211_join_ocb,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
+ NL80211_FLAG_NEED_RTNL,
+ },
+ {
+ .cmd = NL80211_CMD_LEAVE_OCB,
+ .doit = nl80211_leave_ocb,
+ .policy = nl80211_policy,
+ .flags = GENL_ADMIN_PERM,
+ .internal_flags = NL80211_FLAG_NEED_NETDEV_UP |
+ NL80211_FLAG_NEED_RTNL,
+ },
#ifdef CONFIG_PM
{
.cmd = NL80211_CMD_GET_WOWLAN,
diff --git a/net/wireless/ocb.c b/net/wireless/ocb.c
new file mode 100644
index 000000000000..c00d4a792319
--- /dev/null
+++ b/net/wireless/ocb.c
@@ -0,0 +1,88 @@
+/*
+ * OCB mode implementation
+ *
+ * Copyright: (c) 2014 Czech Technical University in Prague
+ * (c) 2014 Volkswagen Group Research
+ * Author: Rostislav Lisovy <rostislav.lisovy@fel.cvut.cz>
+ * Funded by: Volkswagen Group Research
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/ieee80211.h>
+#include <net/cfg80211.h>
+#include "nl80211.h"
+#include "core.h"
+#include "rdev-ops.h"
+
+int __cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct ocb_setup *setup)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ ASSERT_WDEV_LOCK(wdev);
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
+ return -EOPNOTSUPP;
+
+ if (WARN_ON(!setup->chandef.chan))
+ return -EINVAL;
+
+ err = rdev_join_ocb(rdev, dev, setup);
+ if (!err)
+ wdev->chandef = setup->chandef;
+
+ return err;
+}
+
+int cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct ocb_setup *setup)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ wdev_lock(wdev);
+ err = __cfg80211_join_ocb(rdev, dev, setup);
+ wdev_unlock(wdev);
+
+ return err;
+}
+
+int __cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ ASSERT_WDEV_LOCK(wdev);
+
+ if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
+ return -EOPNOTSUPP;
+
+ if (!rdev->ops->leave_ocb)
+ return -EOPNOTSUPP;
+
+ err = rdev_leave_ocb(rdev, dev);
+ if (!err)
+ memset(&wdev->chandef, 0, sizeof(wdev->chandef));
+
+ return err;
+}
+
+int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev)
+{
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
+ int err;
+
+ wdev_lock(wdev);
+ err = __cfg80211_leave_ocb(rdev, dev);
+ wdev_unlock(wdev);
+
+ return err;
+}
diff --git a/net/wireless/rdev-ops.h b/net/wireless/rdev-ops.h
index 71b1db3cc645..1b3864cd50ca 100644
--- a/net/wireless/rdev-ops.h
+++ b/net/wireless/rdev-ops.h
@@ -348,6 +348,27 @@ static inline int rdev_leave_mesh(struct cfg80211_registered_device *rdev,
return ret;
}
+static inline int rdev_join_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev,
+ struct ocb_setup *setup)
+{
+ int ret;
+ trace_rdev_join_ocb(&rdev->wiphy, dev, setup);
+ ret = rdev->ops->join_ocb(&rdev->wiphy, dev, setup);
+ trace_rdev_return_int(&rdev->wiphy, ret);
+ return ret;
+}
+
+static inline int rdev_leave_ocb(struct cfg80211_registered_device *rdev,
+ struct net_device *dev)
+{
+ int ret;
+ trace_rdev_leave_ocb(&rdev->wiphy, dev);
+ ret = rdev->ops->leave_ocb(&rdev->wiphy, dev);
+ trace_rdev_return_int(&rdev->wiphy, ret);
+ return ret;
+}
+
static inline int rdev_change_bss(struct cfg80211_registered_device *rdev,
struct net_device *dev,
struct bss_parameters *params)
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index cdb2c2ef1ae1..277a85df910e 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -600,6 +600,11 @@ DEFINE_EVENT(wiphy_netdev_evt, rdev_leave_ibss,
TP_ARGS(wiphy, netdev)
);
+DEFINE_EVENT(wiphy_netdev_evt, rdev_leave_ocb,
+ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev),
+ TP_ARGS(wiphy, netdev)
+);
+
DEFINE_EVENT(wiphy_netdev_evt, rdev_flush_pmksa,
TP_PROTO(struct wiphy *wiphy, struct net_device *netdev),
TP_ARGS(wiphy, netdev)
@@ -1316,6 +1321,22 @@ TRACE_EVENT(rdev_join_ibss,
WIPHY_PR_ARG, NETDEV_PR_ARG, MAC_PR_ARG(bssid), __entry->ssid)
);
+TRACE_EVENT(rdev_join_ocb,
+ TP_PROTO(struct wiphy *wiphy, struct net_device *netdev,
+ const struct ocb_setup *setup),
+ TP_ARGS(wiphy, netdev, setup),
+ TP_STRUCT__entry(
+ WIPHY_ENTRY
+ NETDEV_ENTRY
+ ),
+ TP_fast_assign(
+ WIPHY_ASSIGN;
+ NETDEV_ASSIGN;
+ ),
+ TP_printk(WIPHY_PR_FMT ", " NETDEV_PR_FMT,
+ WIPHY_PR_ARG, NETDEV_PR_ARG)
+);
+
TRACE_EVENT(rdev_set_wiphy_params,
TP_PROTO(struct wiphy *wiphy, u32 changed),
TP_ARGS(wiphy, changed),
diff --git a/net/wireless/util.c b/net/wireless/util.c
index 5e233a577d0f..d0ac795445b7 100644
--- a/net/wireless/util.c
+++ b/net/wireless/util.c
@@ -442,7 +442,8 @@ int ieee80211_data_to_8023(struct sk_buff *skb, const u8 *addr,
break;
case cpu_to_le16(0):
if (iftype != NL80211_IFTYPE_ADHOC &&
- iftype != NL80211_IFTYPE_STATION)
+ iftype != NL80211_IFTYPE_STATION &&
+ iftype != NL80211_IFTYPE_OCB)
return -1;
break;
}
@@ -519,6 +520,7 @@ int ieee80211_data_from_8023(struct sk_buff *skb, const u8 *addr,
memcpy(hdr.addr3, skb->data, ETH_ALEN);
hdrlen = 24;
break;
+ case NL80211_IFTYPE_OCB:
case NL80211_IFTYPE_ADHOC:
/* DA SA BSSID */
memcpy(hdr.addr1, skb->data, ETH_ALEN);
@@ -937,6 +939,7 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev,
if (dev->ieee80211_ptr->use_4addr)
break;
/* fall through */
+ case NL80211_IFTYPE_OCB:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_ADHOC:
dev->priv_flags |= IFF_DONT_BRIDGE;
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-18 22:21:28 +0000