From 1d9d9213d526f2f4ef9a3aa198a29a0b1a670fa1 Mon Sep 17 00:00:00 2001 From: Simon Wunderlich Date: Fri, 18 Nov 2011 14:20:43 +0100 Subject: wireless: Add NoAck per tid support This patch contains the configuration changes in nl80211/cfg80211. Signed-off-by: Simon Wunderlich Signed-off-by: Mathias Kretschmer Signed-off-by: John W. Linville --- include/linux/nl80211.h | 10 ++++++++++ include/net/cfg80211.h | 6 ++++++ 2 files changed, 16 insertions(+) (limited to 'include') diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 97bfebfcce90..1fc04853ec95 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -538,6 +538,9 @@ * OLBC handling in hostapd. Beacons are reported in %NL80211_CMD_FRAME * messages. Note that per PHY only one application may register. * + * @NL80211_CMD_SET_NOACK_MAP: sets a bitmap for the individual TIDs whether + * No Acknowledgement Policy should be applied. + * * @NL80211_CMD_MAX: highest used command number * @__NL80211_CMD_AFTER_LAST: internal use */ @@ -675,6 +678,8 @@ enum nl80211_commands { NL80211_CMD_UNEXPECTED_4ADDR_FRAME, + NL80211_CMD_SET_NOACK_MAP, + /* add new commands above here */ /* used to define NL80211_CMD_MAX below */ @@ -1185,6 +1190,9 @@ enum nl80211_commands { * abides to when initiating radiation on DFS channels. A country maps * to one DFS region. * + * @NL80211_ATTR_NOACK_MAP: This u16 bitmap contains the No Ack Policy of + * up to 16 TIDs. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -1428,6 +1436,8 @@ enum nl80211_attrs { NL80211_ATTR_DISABLE_HT, NL80211_ATTR_HT_CAPABILITY_MASK, + NL80211_ATTR_NOACK_MAP, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index d5e18913f293..38ce452da20f 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1465,6 +1465,8 @@ struct cfg80211_gtk_rekey_data { * * @probe_client: probe an associated client, must return a cookie that it * later passes to cfg80211_probe_status(). + * + * @set_noack_map: Set the NoAck Map for the TIDs. */ struct cfg80211_ops { int (*suspend)(struct wiphy *wiphy, struct cfg80211_wowlan *wow); @@ -1658,6 +1660,10 @@ struct cfg80211_ops { int (*probe_client)(struct wiphy *wiphy, struct net_device *dev, const u8 *peer, u64 *cookie); + int (*set_noack_map)(struct wiphy *wiphy, + struct net_device *dev, + u16 noack_map); + struct ieee80211_channel *(*get_channel)(struct wiphy *wiphy); }; -- cgit v1.2.3 From 4bb62344e4703414fd253ceb07c163ac37da80d4 Mon Sep 17 00:00:00 2001 From: Chun-Yeow Yeoh Date: Thu, 24 Nov 2011 17:15:20 -0800 Subject: {nl,cfg,mac}80211: Allow Setting Multicast Rate in Mesh Signed-off-by: Chun-Yeow Yeoh Signed-off-by: Thomas Pedersen Signed-off-by: John W. Linville --- include/net/cfg80211.h | 2 ++ net/mac80211/cfg.c | 6 ++++++ net/mac80211/tx.c | 1 + net/wireless/nl80211.c | 5 +++++ 4 files changed, 14 insertions(+) (limited to 'include') diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 38ce452da20f..232d1a5c5672 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -802,6 +802,7 @@ struct mesh_config { * @ie_len: length of vendor information elements * @is_authenticated: this mesh requires authentication * @is_secure: this mesh uses security + * @mcast_rate: multicat rate for Mesh Node [6Mbps is the default for 802.11a] * * These parameters are fixed when the mesh is created. */ @@ -814,6 +815,7 @@ struct mesh_setup { u8 ie_len; bool is_authenticated; bool is_secure; + int mcast_rate[IEEE80211_NUM_BANDS]; }; /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index a29f06c0bcf0..7ccba83dc8c8 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1195,6 +1195,8 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh, { u8 *new_ie; const u8 *old_ie; + struct ieee80211_sub_if_data *sdata = container_of(ifmsh, + struct ieee80211_sub_if_data, u.mesh); /* allocate information elements */ new_ie = NULL; @@ -1221,6 +1223,10 @@ static int copy_mesh_setup(struct ieee80211_if_mesh *ifmsh, if (setup->is_secure) ifmsh->security |= IEEE80211_MESH_SEC_SECURED; + /* mcast rate setting in Mesh Node */ + memcpy(sdata->vif.bss_conf.mcast_rate, setup->mcast_rate, + sizeof(setup->mcast_rate)); + return 0; } diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 5a75fc020807..655e3a97f92e 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -640,6 +640,7 @@ ieee80211_tx_h_rate_ctrl(struct ieee80211_tx_data *tx) else txrc.max_rate_idx = fls(txrc.rate_idx_mask) - 1; txrc.bss = (tx->sdata->vif.type == NL80211_IFTYPE_AP || + tx->sdata->vif.type == NL80211_IFTYPE_MESH_POINT || tx->sdata->vif.type == NL80211_IFTYPE_ADHOC); /* set up RTS protection if desired */ diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6026c29c338d..5699c3b1aba4 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5667,6 +5667,11 @@ static int nl80211_join_mesh(struct sk_buff *skb, struct genl_info *info) setup.mesh_id = nla_data(info->attrs[NL80211_ATTR_MESH_ID]); setup.mesh_id_len = nla_len(info->attrs[NL80211_ATTR_MESH_ID]); + if (info->attrs[NL80211_ATTR_MCAST_RATE] && + !nl80211_parse_mcast_rate(rdev, setup.mcast_rate, + nla_get_u32(info->attrs[NL80211_ATTR_MCAST_RATE]))) + return -EINVAL; + if (info->attrs[NL80211_ATTR_MESH_SETUP]) { /* parse additional setup parameters if given */ err = nl80211_parse_mesh_setup(info, &setup); -- cgit v1.2.3 From dca7e9430cb3e492437a5ce891b8b3e315c147ca Mon Sep 17 00:00:00 2001 From: Thomas Pedersen Date: Thu, 24 Nov 2011 17:15:24 -0800 Subject: {nl,cfg,mac}80211: implement dot11MeshHWMPperrMinInterval As per 802.11mb 13.9.11.3 Signed-off-by: Thomas Pedersen Signed-off-by: Javier Cardona Signed-off-by: John W. Linville --- include/linux/nl80211.h | 5 +++++ include/net/cfg80211.h | 1 + net/mac80211/cfg.c | 3 +++ net/mac80211/debugfs_netdev.c | 3 +++ net/mac80211/ieee80211_i.h | 4 +++- net/mac80211/mesh.c | 1 + net/mac80211/mesh_hwmp.c | 6 ++++++ net/wireless/mesh.c | 2 ++ net/wireless/nl80211.c | 6 ++++++ 9 files changed, 30 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 1fc04853ec95..f51e3bf93a96 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -2094,6 +2094,10 @@ enum nl80211_mntr_flags { * access to a broader network beyond the MBSS. This is done via Root * Announcement frames. * + * @NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL: The minimum interval of time (in + * TUs) during which a mesh STA can send only one Action frame containing a + * PERR element. + * * @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute * * @__NL80211_MESHCONF_ATTR_AFTER_LAST: internal use @@ -2117,6 +2121,7 @@ enum nl80211_meshconf_params { NL80211_MESHCONF_ELEMENT_TTL, NL80211_MESHCONF_HWMP_RANN_INTERVAL, NL80211_MESHCONF_GATE_ANNOUNCEMENTS, + NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, /* keep last */ __NL80211_MESHCONF_ATTR_AFTER_LAST, diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 232d1a5c5672..ce6236b5473d 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -782,6 +782,7 @@ struct mesh_config { u16 min_discovery_timeout; u32 dot11MeshHWMPactivePathTimeout; u16 dot11MeshHWMPpreqMinInterval; + u16 dot11MeshHWMPperrMinInterval; u16 dot11MeshHWMPnetDiameterTraversalTime; u8 dot11MeshHWMPRootMode; u16 dot11MeshHWMPRannInterval; diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 7ccba83dc8c8..393b2a4445b8 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1272,6 +1272,9 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy, if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) conf->dot11MeshHWMPpreqMinInterval = nconf->dot11MeshHWMPpreqMinInterval; + if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, mask)) + conf->dot11MeshHWMPperrMinInterval = + nconf->dot11MeshHWMPperrMinInterval; if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, mask)) conf->dot11MeshHWMPnetDiameterTraversalTime = diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c index 9352819a986b..8df28910b8ee 100644 --- a/net/mac80211/debugfs_netdev.c +++ b/net/mac80211/debugfs_netdev.c @@ -405,6 +405,8 @@ IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout, u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC); IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval, u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC); +IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval, + u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC); IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime, u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC); IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries, @@ -534,6 +536,7 @@ static void add_mesh_config(struct ieee80211_sub_if_data *sdata) MESHPARAMS_ADD(dot11MeshMaxPeerLinks); MESHPARAMS_ADD(dot11MeshHWMPactivePathTimeout); MESHPARAMS_ADD(dot11MeshHWMPpreqMinInterval); + MESHPARAMS_ADD(dot11MeshHWMPperrMinInterval); MESHPARAMS_ADD(dot11MeshHWMPnetDiameterTraversalTime); MESHPARAMS_ADD(dot11MeshHWMPmaxPREQretries); MESHPARAMS_ADD(path_refresh_time); diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 7a757a97ba37..a785d61defe1 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -514,7 +514,9 @@ struct ieee80211_if_mesh { atomic_t mpaths; /* Timestamp of last SN update */ unsigned long last_sn_update; - /* Timestamp of last SN sent */ + /* Time when it's ok to send next PERR */ + unsigned long next_perr; + /* Timestamp of last PREQ sent */ unsigned long last_preq; struct mesh_rmc *rmc; spinlock_t mesh_preq_queue_lock; diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index ee82d2f7f114..c707c8bf6d2c 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -749,6 +749,7 @@ void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata) atomic_set(&ifmsh->mpaths, 0); mesh_rmc_init(sdata); ifmsh->last_preq = jiffies; + ifmsh->next_perr = jiffies; /* Allocate all mesh structures when creating the first mesh interface. */ if (!mesh_allocated) ieee80211s_init(); diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 208ba35661f9..fe93386d6aa9 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -241,11 +241,15 @@ int mesh_path_error_tx(u8 ttl, u8 *target, __le32 target_sn, { struct ieee80211_local *local = sdata->local; struct sk_buff *skb; + struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh; struct ieee80211_mgmt *mgmt; u8 *pos, ie_len; int hdr_len = offsetof(struct ieee80211_mgmt, u.action.u.mesh_action) + sizeof(mgmt->u.action.u.mesh_action); + if (time_before(jiffies, ifmsh->next_perr)) + return -EAGAIN; + skb = dev_alloc_skb(local->hw.extra_tx_headroom + hdr_len + 2 + 15 /* PERR IE */); @@ -290,6 +294,8 @@ int mesh_path_error_tx(u8 ttl, u8 *target, __le32 target_sn, /* see note in function header */ prepare_frame_for_deferred_tx(sdata, skb); + ifmsh->next_perr = TU_TO_EXP_TIME( + ifmsh->mshcfg.dot11MeshHWMPperrMinInterval); ieee80211_add_pending_skb(local, skb); return 0; } diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c index b7b7868f4128..8c550df13037 100644 --- a/net/wireless/mesh.c +++ b/net/wireless/mesh.c @@ -20,6 +20,7 @@ * interface */ #define MESH_PREQ_MIN_INT 10 +#define MESH_PERR_MIN_INT 100 #define MESH_DIAM_TRAVERSAL_TIME 50 /* @@ -47,6 +48,7 @@ const struct mesh_config default_mesh_config = { .dot11MeshMaxPeerLinks = MESH_MAX_ESTAB_PLINKS, .dot11MeshHWMPactivePathTimeout = MESH_PATH_TIMEOUT, .dot11MeshHWMPpreqMinInterval = MESH_PREQ_MIN_INT, + .dot11MeshHWMPperrMinInterval = MESH_PERR_MIN_INT, .dot11MeshHWMPnetDiameterTraversalTime = MESH_DIAM_TRAVERSAL_TIME, .dot11MeshHWMPmaxPREQretries = MESH_MAX_PREQ_RETRIES, .path_refresh_time = MESH_PATH_REFRESH_TIME, diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 5699c3b1aba4..0ee512b85a1f 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -3195,6 +3195,8 @@ static int nl80211_get_mesh_config(struct sk_buff *skb, cur_params.dot11MeshHWMPactivePathTimeout); NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, cur_params.dot11MeshHWMPpreqMinInterval); + NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, + cur_params.dot11MeshHWMPperrMinInterval); NLA_PUT_U16(msg, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, cur_params.dot11MeshHWMPnetDiameterTraversalTime); NLA_PUT_U8(msg, NL80211_MESHCONF_HWMP_ROOTMODE, @@ -3229,6 +3231,7 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A [NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT] = { .type = NLA_U16 }, [NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT] = { .type = NLA_U32 }, [NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL] = { .type = NLA_U16 }, + [NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL] = { .type = NLA_U16 }, [NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME] = { .type = NLA_U16 }, [NL80211_MESHCONF_HWMP_ROOTMODE] = { .type = NLA_U8 }, [NL80211_MESHCONF_HWMP_RANN_INTERVAL] = { .type = NLA_U16 }, @@ -3303,6 +3306,9 @@ do {\ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPpreqMinInterval, mask, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, nla_get_u16); + FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPperrMinInterval, + mask, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL, + nla_get_u16); FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPnetDiameterTraversalTime, mask, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, -- cgit v1.2.3 From 1432de0784fc745dd2ed334d8d90f888a9ed3d8a Mon Sep 17 00:00:00 2001 From: "Luis R. Rodriguez" Date: Mon, 28 Nov 2011 16:38:46 -0500 Subject: cfg80211: clarify set tx power mBm documentation Tons of drivers missed that we use mBm and not dBm... Signed-off-by: Luis R. Rodriguez Signed-off-by: John W. Linville --- include/net/cfg80211.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index ce6236b5473d..f0e82b2e4227 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -1402,7 +1402,8 @@ struct cfg80211_gtk_rekey_data { * have changed. The actual parameter values are available in * struct wiphy. If returning an error, no value should be changed. * - * @set_tx_power: set the transmit power according to the parameters + * @set_tx_power: set the transmit power according to the parameters, + * the power passed is in mBm, to get dBm use MBM_TO_DBM(). * @get_tx_power: store the current TX power into the dbm variable; * return 0 if successful * -- cgit v1.2.3