diff options
| -rw-r--r-- | net/mac80211/cfg.c | 8 | ||||
| -rw-r--r-- | net/mac80211/mesh.c | 2 | ||||
| -rw-r--r-- | net/mac80211/mesh_hwmp.c | 2 | ||||
| -rw-r--r-- | net/mac80211/mesh_plink.c | 177 | ||||
| -rw-r--r-- | net/mac80211/mesh_ps.c | 42 | ||||
| -rw-r--r-- | net/mac80211/mesh_sync.c | 16 | ||||
| -rw-r--r-- | net/mac80211/sta_info.c | 37 | ||||
| -rw-r--r-- | net/mac80211/sta_info.h | 88 |
8 files changed, 196 insertions, 176 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index 5fc7788e2ff2..c9f8f34ac728 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -1150,10 +1150,10 @@ static int sta_apply_parameters(struct ieee80211_local *local, if (params->sta_modify_mask & STATION_PARAM_APPLY_PLINK_STATE) { switch (params->plink_state) { case NL80211_PLINK_ESTAB: - if (sta->plink_state != NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state != NL80211_PLINK_ESTAB) changed = mesh_plink_inc_estab_count( sdata); - sta->plink_state = params->plink_state; + sta->mesh->plink_state = params->plink_state; ieee80211_mps_sta_status_update(sta); changed |= ieee80211_mps_set_sta_local_pm(sta, @@ -1165,10 +1165,10 @@ static int sta_apply_parameters(struct ieee80211_local *local, case NL80211_PLINK_OPN_RCVD: case NL80211_PLINK_CNF_RCVD: case NL80211_PLINK_HOLDING: - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) changed = mesh_plink_dec_estab_count( sdata); - sta->plink_state = params->plink_state; + sta->mesh->plink_state = params->plink_state; ieee80211_mps_sta_status_update(sta); changed |= ieee80211_mps_set_sta_local_pm(sta, diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 817098add1d6..e06a5ca7c9a9 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -158,7 +158,7 @@ void mesh_sta_cleanup(struct sta_info *sta) changed = mesh_accept_plinks_update(sdata); if (!sdata->u.mesh.user_mpm) { changed |= mesh_plink_deactivate(sta); - del_timer_sync(&sta->plink_timer); + del_timer_sync(&sta->mesh->plink_timer); } if (changed) diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index 085edc1d056b..cd02810038cb 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -862,7 +862,7 @@ void mesh_rx_path_sel_frame(struct ieee80211_sub_if_data *sdata, rcu_read_lock(); sta = sta_info_get(sdata, mgmt->sa); - if (!sta || sta->plink_state != NL80211_PLINK_ESTAB) { + if (!sta || sta->mesh->plink_state != NL80211_PLINK_ESTAB) { rcu_read_unlock(); return; } diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 5438d13e2f00..1a7d98398626 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -16,7 +16,7 @@ #define PLINK_GET_LLID(p) (p + 2) #define PLINK_GET_PLID(p) (p + 4) -#define mod_plink_timer(s, t) (mod_timer(&s->plink_timer, \ +#define mod_plink_timer(s, t) (mod_timer(&s->mesh->plink_timer, \ jiffies + msecs_to_jiffies(t))) enum plink_event { @@ -72,14 +72,14 @@ static bool rssi_threshold_check(struct ieee80211_sub_if_data *sdata, * * @sta: mesh peer link to restart * - * Locking: this function must be called holding sta->plink_lock + * Locking: this function must be called holding sta->mesh->plink_lock */ static inline void mesh_plink_fsm_restart(struct sta_info *sta) { - lockdep_assert_held(&sta->plink_lock); - sta->plink_state = NL80211_PLINK_LISTEN; - sta->llid = sta->plid = sta->reason = 0; - sta->plink_retries = 0; + lockdep_assert_held(&sta->mesh->plink_lock); + sta->mesh->plink_state = NL80211_PLINK_LISTEN; + sta->mesh->llid = sta->mesh->plid = sta->mesh->reason = 0; + sta->mesh->plink_retries = 0; } /* @@ -119,7 +119,7 @@ static u32 mesh_set_short_slot_time(struct ieee80211_sub_if_data *sdata) rcu_read_lock(); list_for_each_entry_rcu(sta, &local->sta_list, list) { if (sdata != sta->sdata || - sta->plink_state != NL80211_PLINK_ESTAB) + sta->mesh->plink_state != NL80211_PLINK_ESTAB) continue; short_slot = false; @@ -169,7 +169,7 @@ static u32 mesh_set_ht_prot_mode(struct ieee80211_sub_if_data *sdata) rcu_read_lock(); list_for_each_entry_rcu(sta, &local->sta_list, list) { if (sdata != sta->sdata || - sta->plink_state != NL80211_PLINK_ESTAB) + sta->mesh->plink_state != NL80211_PLINK_ESTAB) continue; if (sta->sta.bandwidth > IEEE80211_STA_RX_BW_20) @@ -212,18 +212,18 @@ static u32 mesh_set_ht_prot_mode(struct ieee80211_sub_if_data *sdata) * All mesh paths with this peer as next hop will be flushed * Returns beacon changed flag if the beacon content changed. * - * Locking: the caller must hold sta->plink_lock + * Locking: the caller must hold sta->mesh->plink_lock */ static u32 __mesh_plink_deactivate(struct sta_info *sta) { struct ieee80211_sub_if_data *sdata = sta->sdata; u32 changed = 0; - lockdep_assert_held(&sta->plink_lock); + lockdep_assert_held(&sta->mesh->plink_lock); - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) changed = mesh_plink_dec_estab_count(sdata); - sta->plink_state = NL80211_PLINK_BLOCKED; + sta->mesh->plink_state = NL80211_PLINK_BLOCKED; mesh_path_flush_by_nexthop(sta); ieee80211_mps_sta_status_update(sta); @@ -245,13 +245,13 @@ u32 mesh_plink_deactivate(struct sta_info *sta) struct ieee80211_sub_if_data *sdata = sta->sdata; u32 changed; - spin_lock_bh(&sta->plink_lock); + spin_lock_bh(&sta->mesh->plink_lock); changed = __mesh_plink_deactivate(sta); - sta->reason = WLAN_REASON_MESH_PEER_CANCELED; + sta->mesh->reason = WLAN_REASON_MESH_PEER_CANCELED; mesh_plink_frame_tx(sdata, WLAN_SP_MESH_PEERING_CLOSE, - sta->sta.addr, sta->llid, sta->plid, - sta->reason); - spin_unlock_bh(&sta->plink_lock); + sta->sta.addr, sta->mesh->llid, sta->mesh->plid, + sta->mesh->reason); + spin_unlock_bh(&sta->mesh->plink_lock); return changed; } @@ -388,13 +388,14 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, sband = local->hw.wiphy->bands[band]; rates = ieee80211_sta_get_rates(sdata, elems, band, &basic_rates); - spin_lock_bh(&sta->plink_lock); + spin_lock_bh(&sta->mesh->plink_lock); sta->last_rx = jiffies; /* rates and capabilities don't change during peering */ - if (sta->plink_state == NL80211_PLINK_ESTAB && sta->processed_beacon) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB && + sta->mesh->processed_beacon) goto out; - sta->processed_beacon = true; + sta->mesh->processed_beacon = true; if (sta->sta.supp_rates[band] != rates) changed |= IEEE80211_RC_SUPP_RATES_CHANGED; @@ -421,7 +422,7 @@ static void mesh_sta_info_init(struct ieee80211_sub_if_data *sdata, else rate_control_rate_update(local, sband, sta, changed); out: - spin_unlock_bh(&sta->plink_lock); + spin_unlock_bh(&sta->mesh->plink_lock); } static struct sta_info * @@ -436,7 +437,7 @@ __mesh_sta_info_alloc(struct ieee80211_sub_if_data *sdata, u8 *hw_addr) if (!sta) return NULL; - sta->plink_state = NL80211_PLINK_LISTEN; + sta->mesh->plink_state = NL80211_PLINK_LISTEN; sta->sta.wme = true; sta_info_pre_move_state(sta, IEEE80211_STA_AUTH); @@ -524,7 +525,7 @@ void mesh_neighbour_update(struct ieee80211_sub_if_data *sdata, goto out; if (mesh_peer_accepts_plinks(elems) && - sta->plink_state == NL80211_PLINK_LISTEN && + sta->mesh->plink_state == NL80211_PLINK_LISTEN && sdata->u.mesh.accepting_plinks && sdata->u.mesh.mshcfg.auto_open_plinks && rssi_threshold_check(sdata, sta)) @@ -554,52 +555,52 @@ static void mesh_plink_timer(unsigned long data) if (sta->sdata->local->quiescing) return; - spin_lock_bh(&sta->plink_lock); + spin_lock_bh(&sta->mesh->plink_lock); /* If a timer fires just before a state transition on another CPU, * we may have already extended the timeout and changed state by the * time we've acquired the lock and arrived here. In that case, * skip this timer and wait for the new one. */ - if (time_before(jiffies, sta->plink_timer.expires)) { + if (time_before(jiffies, sta->mesh->plink_timer.expires)) { mpl_dbg(sta->sdata, "Ignoring timer for %pM in state %s (timer adjusted)", - sta->sta.addr, mplstates[sta->plink_state]); - spin_unlock_bh(&sta->plink_lock); + sta->sta.addr, mplstates[sta->mesh->plink_state]); + spin_unlock_bh(&sta->mesh->plink_lock); return; } /* del_timer() and handler may race when entering these states */ - if (sta->plink_state == NL80211_PLINK_LISTEN || - sta->plink_state == NL80211_PLINK_ESTAB) { + if (sta->mesh->plink_state == NL80211_PLINK_LISTEN || + sta->mesh->plink_state == NL80211_PLINK_ESTAB) { mpl_dbg(sta->sdata, "Ignoring timer for %pM in state %s (timer deleted)", - sta->sta.addr, mplstates[sta->plink_state]); - spin_unlock_bh(&sta->plink_lock); + sta->sta.addr, mplstates[sta->mesh->plink_state]); + spin_unlock_bh(&sta->mesh->plink_lock); return; } mpl_dbg(sta->sdata, "Mesh plink timer for %pM fired on state %s\n", - sta->sta.addr, mplstates[sta->plink_state]); + sta->sta.addr, mplstates[sta->mesh->plink_state]); sdata = sta->sdata; mshcfg = &sdata->u.mesh.mshcfg; - switch (sta->plink_state) { + switch (sta->mesh->plink_state) { case NL80211_PLINK_OPN_RCVD: case NL80211_PLINK_OPN_SNT: /* retry timer */ - if (sta->plink_retries < mshcfg->dot11MeshMaxRetries) { + if (sta->mesh->plink_retries < mshcfg->dot11MeshMaxRetries) { u32 rand; mpl_dbg(sta->sdata, "Mesh plink for %pM (retry, timeout): %d %d\n", - sta->sta.addr, sta->plink_retries, - sta->plink_timeout); + sta->sta.addr, sta->mesh->plink_retries, + sta->mesh->plink_timeout); get_random_bytes(&rand, sizeof(u32)); - sta->plink_timeout = sta->plink_timeout + - rand % sta->plink_timeout; - ++sta->plink_retries; - mod_plink_timer(sta, sta->plink_timeout); + sta->mesh->plink_timeout = sta->mesh->plink_timeout + + rand % sta->mesh->plink_timeout; + ++sta->mesh->plink_retries; + mod_plink_timer(sta, sta->mesh->plink_timeout); action = WLAN_SP_MESH_PEERING_OPEN; break; } @@ -609,31 +610,31 @@ static void mesh_plink_timer(unsigned long data) /* confirm timer */ if (!reason) reason = WLAN_REASON_MESH_CONFIRM_TIMEOUT; - sta->plink_state = NL80211_PLINK_HOLDING; + sta->mesh->plink_state = NL80211_PLINK_HOLDING; mod_plink_timer(sta, mshcfg->dot11MeshHoldingTimeout); action = WLAN_SP_MESH_PEERING_CLOSE; break; case NL80211_PLINK_HOLDING: /* holding timer */ - del_timer(&sta->plink_timer); + del_timer(&sta->mesh->plink_timer); mesh_plink_fsm_restart(sta); break; default: break; } - spin_unlock_bh(&sta->plink_lock); + spin_unlock_bh(&sta->mesh->plink_lock); if (action) mesh_plink_frame_tx(sdata, action, sta->sta.addr, - sta->llid, sta->plid, reason); + sta->mesh->llid, sta->mesh->plid, reason); } static inline void mesh_plink_timer_set(struct sta_info *sta, u32 timeout) { - sta->plink_timer.expires = jiffies + msecs_to_jiffies(timeout); - sta->plink_timer.data = (unsigned long) sta; - sta->plink_timer.function = mesh_plink_timer; - sta->plink_timeout = timeout; - add_timer(&sta->plink_timer); + sta->mesh->plink_timer.expires = jiffies + msecs_to_jiffies(timeout); + sta->mesh->plink_timer.data = (unsigned long) sta; + sta->mesh->plink_timer.function = mesh_plink_timer; + sta->mesh->plink_timeout = timeout; + add_timer(&sta->mesh->plink_timer); } static bool llid_in_use(struct ieee80211_sub_if_data *sdata, @@ -645,7 +646,7 @@ static bool llid_in_use(struct ieee80211_sub_if_data *sdata, rcu_read_lock(); list_for_each_entry_rcu(sta, &local->sta_list, list) { - if (!memcmp(&sta->llid, &llid, sizeof(llid))) { + if (!memcmp(&sta->mesh->llid, &llid, sizeof(llid))) { in_use = true; break; } @@ -676,16 +677,16 @@ u32 mesh_plink_open(struct sta_info *sta) if (!test_sta_flag(sta, WLAN_STA_AUTH)) return 0; - spin_lock_bh(&sta->plink_lock); - sta->llid = mesh_get_new_llid(sdata); - if (sta->plink_state != NL80211_PLINK_LISTEN && - sta->plink_state != NL80211_PLINK_BLOCKED) { - spin_unlock_bh(&sta->plink_lock); + spin_lock_bh(&sta->mesh->plink_lock); + sta->mesh->llid = mesh_get_new_llid(sdata); + if (sta->mesh->plink_state != NL80211_PLINK_LISTEN && + sta->mesh->plink_state != NL80211_PLINK_BLOCKED) { + spin_unlock_bh(&sta->mesh->plink_lock); return 0; } - sta->plink_state = NL80211_PLINK_OPN_SNT; + sta->mesh->plink_state = NL80211_PLINK_OPN_SNT; mesh_plink_timer_set(sta, sdata->u.mesh.mshcfg.dot11MeshRetryTimeout); - spin_unlock_bh(&sta->plink_lock); + spin_unlock_bh(&sta->mesh->plink_lock); mpl_dbg(sdata, "Mesh plink: starting establishment with %pM\n", sta->sta.addr); @@ -694,7 +695,7 @@ u32 mesh_plink_open(struct sta_info *sta) changed = ieee80211_mps_local_status_update(sdata); mesh_plink_frame_tx(sdata, WLAN_SP_MESH_PEERING_OPEN, - sta->sta.addr, sta->llid, 0, 0); + sta->sta.addr, sta->mesh->llid, 0, 0); return changed; } @@ -702,10 +703,10 @@ u32 mesh_plink_block(struct sta_info *sta) { u32 changed; - spin_lock_bh(&sta->plink_lock); + spin_lock_bh(&sta->mesh->plink_lock); changed = __mesh_plink_deactivate(sta); - sta->plink_state = NL80211_PLINK_BLOCKED; - spin_unlock_bh(&sta->plink_lock); + sta->mesh->plink_state = NL80211_PLINK_BLOCKED; + spin_unlock_bh(&sta->mesh->plink_lock); return changed; } @@ -715,12 +716,11 @@ static void mesh_plink_close(struct ieee80211_sub_if_data *sdata, enum plink_event event) { struct mesh_config *mshcfg = &sdata->u.mesh.mshcfg; - u16 reason = (event == CLS_ACPT) ? WLAN_REASON_MESH_CLOSE : WLAN_REASON_MESH_CONFIG; - sta->reason = reason; - sta->plink_state = NL80211_PLINK_HOLDING; + sta->mesh->reason = reason; + sta->mesh->plink_state = NL80211_PLINK_HOLDING; mod_plink_timer(sta, mshcfg->dot11MeshHoldingTimeout); } @@ -730,8 +730,8 @@ static u32 mesh_plink_establish(struct ieee80211_sub_if_data *sdata, struct mesh_config *mshcfg = &sdata->u.mesh.mshcfg; u32 changed = 0; - del_timer(&sta->plink_timer); - sta->plink_state = NL80211_PLINK_ESTAB; + del_timer(&sta->mesh->plink_timer); + sta->mesh->plink_state = NL80211_PLINK_ESTAB; changed |= mesh_plink_inc_estab_count(sdata); changed |= mesh_set_ht_prot_mode(sdata); changed |= mesh_set_short_slot_time(sdata); @@ -758,18 +758,18 @@ static u32 mesh_plink_fsm(struct ieee80211_sub_if_data *sdata, u32 changed = 0; mpl_dbg(sdata, "peer %pM in state %s got event %s\n", sta->sta.addr, - mplstates[sta->plink_state], mplevents[event]); + mplstates[sta->mesh->plink_state], mplevents[event]); - spin_lock_bh(&sta->plink_lock); - switch (sta->plink_state) { + spin_lock_bh(&sta->mesh->plink_lock); + switch (sta->mesh->plink_state) { case NL80211_PLINK_LISTEN: switch (event) { case CLS_ACPT: mesh_plink_fsm_restart(sta); break; case OPN_ACPT: - sta->plink_state = NL80211_PLINK_OPN_RCVD; - sta->llid = mesh_get_new_llid(sdata); + sta->mesh->plink_state = NL80211_PLINK_OPN_RCVD; + sta->mesh->llid = mesh_get_new_llid(sdata); mesh_plink_timer_set(sta, mshcfg->dot11MeshRetryTimeout); @@ -791,11 +791,11 @@ static u32 mesh_plink_fsm(struct ieee80211_sub_if_data *sdata, break; case OPN_ACPT: /* retry timer is left untouched */ - sta->plink_state = NL80211_PLINK_OPN_RCVD; + sta->mesh->plink_state = NL80211_PLINK_OPN_RCVD; action = WLAN_SP_MESH_PEERING_CONFIRM; break; case CNF_ACPT: - sta->plink_state = NL80211_PLINK_CNF_RCVD; + sta->mesh->plink_state = NL80211_PLINK_CNF_RCVD; mod_plink_timer(sta, mshcfg->dot11MeshConfirmTimeout); break; default: @@ -855,7 +855,7 @@ static u32 mesh_plink_fsm(struct ieee80211_sub_if_data *sdata, case NL80211_PLINK_HOLDING: switch (event) { case CLS_ACPT: - del_timer(&sta->plink_timer); + del_timer(&sta->mesh->plink_timer); mesh_plink_fsm_restart(sta); break; case OPN_ACPT: @@ -874,17 +874,18 @@ static u32 mesh_plink_fsm(struct ieee80211_sub_if_data *sdata, */ break; } - spin_unlock_bh(&sta->plink_lock); + spin_unlock_bh(&sta->mesh->plink_lock); if (action) { mesh_plink_frame_tx(sdata, action, sta->sta.addr, - sta->llid, sta->plid, sta->reason); + sta->mesh->llid, sta->mesh->plid, + sta->mesh->reason); /* also send confirm in open case */ if (action == WLAN_SP_MESH_PEERING_OPEN) { mesh_plink_frame_tx(sdata, WLAN_SP_MESH_PEERING_CONFIRM, - sta->sta.addr, sta->llid, - sta->plid, 0); + sta->sta.addr, sta->mesh->llid, + sta->mesh->plid, 0); } } @@ -939,7 +940,7 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, mpl_dbg(sdata, "Mesh plink: Action frame from non-authed peer\n"); goto out; } - if (sta->plink_state == NL80211_PLINK_BLOCKED) + if (sta->mesh->plink_state == NL80211_PLINK_BLOCKED) goto out; } @@ -954,7 +955,7 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, if (!matches_local) event = OPN_RJCT; if (!mesh_plink_free_count(sdata) || - (sta->plid && sta->plid != plid)) + (sta->mesh->plid && sta->mesh->plid != plid)) event = OPN_IGNR; else event = OPN_ACPT; @@ -963,14 +964,14 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, if (!matches_local) event = CNF_RJCT; if (!mesh_plink_free_count(sdata) || - sta->llid != llid || - (sta->plid && sta->plid != plid)) + sta->mesh->llid != llid || + (sta->mesh->plid && sta->mesh->plid != plid)) event = CNF_IGNR; else event = CNF_ACPT; break; case WLAN_SP_MESH_PEERING_CLOSE: - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) /* Do not check for llid or plid. This does not * follow the standard but since multiple plinks * per sta are not supported, it is necessary in @@ -981,9 +982,9 @@ mesh_plink_get_event(struct ieee80211_sub_if_data *sdata, * restarted. */ event = CLS_ACPT; - else if (sta->plid != plid) + else if (sta->mesh->plid != plid) event = CLS_IGNR; - else if (ie_len == 8 && sta->llid != llid) + else if (ie_len == 8 && sta->mesh->llid != llid) event = CLS_IGNR; else event = CLS_ACPT; @@ -1070,7 +1071,7 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, mpl_dbg(sdata, "Mesh plink: failed to init peer!\n"); goto unlock_rcu; } - sta->plid = plid; + sta->mesh->plid = plid; } else if (!sta && event == OPN_RJCT) { mesh_plink_frame_tx(sdata, WLAN_SP_MESH_PEERING_CLOSE, mgmt->sa, 0, plid, @@ -1082,8 +1083,8 @@ mesh_process_plink_frame(struct ieee80211_sub_if_data *sdata, } /* 802.11-2012 13.3.7.2 - update plid on CNF if not set */ - if (!sta->plid && event == CNF_ACPT) - sta->plid = plid; + if (!sta->mesh->plid && event == CNF_ACPT) + sta->mesh->plid = plid; changed |= mesh_plink_fsm(sdata, sta, event); diff --git a/net/mac80211/mesh_ps.c b/net/mac80211/mesh_ps.c index ad8b377b4b9f..29747f92b9b0 100644 --- a/net/mac80211/mesh_ps.c +++ b/net/mac80211/mesh_ps.c @@ -92,16 +92,16 @@ u32 ieee80211_mps_local_status_update(struct ieee80211_sub_if_data *sdata) if (sdata != sta->sdata) continue; - switch (sta->plink_state) { + switch (sta->mesh->plink_state) { case NL80211_PLINK_OPN_SNT: case NL80211_PLINK_OPN_RCVD: case NL80211_PLINK_CNF_RCVD: peering = true; break; case NL80211_PLINK_ESTAB: - if (sta->local_pm == NL80211_MESH_POWER_LIGHT_SLEEP) + if (sta->mesh->local_pm == NL80211_MESH_POWER_LIGHT_SLEEP) light_sleep_cnt++; - else if (sta->local_pm == NL80211_MESH_POWER_DEEP_SLEEP) + else if (sta->mesh->local_pm == NL80211_MESH_POWER_DEEP_SLEEP) deep_sleep_cnt++; break; default: @@ -153,19 +153,19 @@ u32 ieee80211_mps_set_sta_local_pm(struct sta_info *sta, { struct ieee80211_sub_if_data *sdata = sta->sdata; - if (sta->local_pm == pm) + if (sta->mesh->local_pm == pm) return 0; mps_dbg(sdata, "local STA operates in mode %d with %pM\n", pm, sta->sta.addr); - sta->local_pm = pm; + sta->mesh->local_pm = pm; /* * announce peer-specific power mode transition * (see IEEE802.11-2012 13.14.3.2 and 13.14.3.3) */ - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) mps_qos_null_tx(sta); return ieee80211_mps_local_status_update(sdata); @@ -197,8 +197,8 @@ void ieee80211_mps_set_frame_flags(struct ieee80211_sub_if_data *sdata, if (is_unicast_ether_addr(hdr->addr1) && ieee80211_is_data_qos(hdr->frame_control) && - sta->plink_state == NL80211_PLINK_ESTAB) - pm = sta->local_pm; + sta->mesh->plink_state == NL80211_PLINK_ESTAB) + pm = sta->mesh->local_pm; else pm = sdata->u.mesh.nonpeer_pm; @@ -241,16 +241,16 @@ void ieee80211_mps_sta_status_update(struct sta_info *sta) * use peer-specific power mode if peering is established and the * peer's power mode is known */ - if (sta->plink_state == NL80211_PLINK_ESTAB && - sta->peer_pm != NL80211_MESH_POWER_UNKNOWN) - pm = sta->peer_pm; + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB && + sta->mesh->peer_pm != NL80211_MESH_POWER_UNKNOWN) + pm = sta->mesh->peer_pm; else - pm = sta->nonpeer_pm; + pm = sta->mesh->nonpeer_pm; do_buffer = (pm != NL80211_MESH_POWER_ACTIVE); /* clear the MPSP flags for non-peers or active STA */ - if (sta->plink_state != NL80211_PLINK_ESTAB) { + if (sta->mesh->plink_state != NL80211_PLINK_ESTAB) { clear_sta_flag(sta, WLAN_STA_MPSP_OWNER); clear_sta_flag(sta, WLAN_STA_MPSP_RECIPIENT); } else if (!do_buffer) { @@ -296,13 +296,13 @@ static void mps_set_sta_peer_pm(struct sta_info *sta, pm = NL80211_MESH_POWER_ACTIVE; } - if (sta->peer_pm == pm) + if (sta->mesh->peer_pm == pm) return; mps_dbg(sta->sdata, "STA %pM enters mode %d\n", sta->sta.addr, pm); - sta->peer_pm = pm; + sta->mesh->peer_pm = pm; ieee80211_mps_sta_status_update(sta); } @@ -317,13 +317,13 @@ static void mps_set_sta_nonpeer_pm(struct sta_info *sta, else pm = NL80211_MESH_POWER_ACTIVE; - if (sta->nonpeer_pm == pm) + if (sta->mesh->nonpeer_pm == pm) return; mps_dbg(sta->sdata, "STA %pM sets non-peer mode to %d\n", sta->sta.addr, pm); - sta->nonpeer_pm = pm; + sta->mesh->nonpeer_pm = pm; ieee80211_mps_sta_status_update(sta); } @@ -552,7 +552,7 @@ void ieee80211_mpsp_trigger_process(u8 *qc, struct sta_info *sta, } else { if (eosp) clear_sta_flag(sta, WLAN_STA_MPSP_RECIPIENT); - else if (sta->local_pm != NL80211_MESH_POWER_ACTIVE) + else if (sta->mesh->local_pm != NL80211_MESH_POWER_ACTIVE) set_sta_flag(sta, WLAN_STA_MPSP_RECIPIENT); if (rspi && !test_and_set_sta_flag(sta, WLAN_STA_MPSP_OWNER)) @@ -577,9 +577,9 @@ void ieee80211_mps_frame_release(struct sta_info *sta, int ac, buffer_local = 0; bool has_buffered = false; - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) has_buffered = ieee80211_check_tim(elems->tim, elems->tim_len, - sta->llid); + sta->mesh->llid); if (has_buffered) mps_dbg(sta->sdata, "%pM indicates buffered frames\n", @@ -598,7 +598,7 @@ void ieee80211_mps_frame_release(struct sta_info *sta, if (!has_buffered && !buffer_local) return; - if (sta->plink_state == NL80211_PLINK_ESTAB) + if (sta->mesh->plink_state == NL80211_PLINK_ESTAB) mpsp_trigger_send(sta, has_buffered, !buffer_local); else mps_frame_deliver(sta, 1); diff --git a/net/mac80211/mesh_sync.c b/net/mac80211/mesh_sync.c index 09625d6205c3..64bc22ad9496 100644 --- a/net/mac80211/mesh_sync.c +++ b/net/mac80211/mesh_sync.c @@ -127,14 +127,14 @@ static void mesh_sync_offset_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, /* Timing offset calculation (see 13.13.2.2.2) */ t_t = le64_to_cpu(mgmt->u.beacon.timestamp); - sta->t_offset = t_t - t_r; + sta->mesh->t_offset = t_t - t_r; if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) { - s64 t_clockdrift = sta->t_offset_setpoint - sta->t_offset; + s64 t_clockdrift = sta->mesh->t_offset_setpoint - sta->mesh->t_offset; msync_dbg(sdata, - "STA %pM : sta->t_offset=%lld, sta->t_offset_setpoint=%lld, t_clockdrift=%lld\n", - sta->sta.addr, (long long) sta->t_offset, - (long long) sta->t_offset_setpoint, + "STA %pM : t_offset=%lld, t_offset_setpoint=%lld, t_clockdrift=%lld\n", + sta->sta.addr, (long long) sta->mesh->t_offset, + (long long) sta->mesh->t_offset_setpoint, (long long) t_clockdrift); if (t_clockdrift > TOFFSET_MAXIMUM_ADJUSTMENT || @@ -152,12 +152,12 @@ static void mesh_sync_offset_rx_bcn_presp(struct ieee80211_sub_if_data *sdata, ifmsh->sync_offset_clockdrift_max = t_clockdrift; spin_unlock_bh(&ifmsh->sync_offset_lock); } else { - sta->t_offset_setpoint = sta->t_offset - TOFFSET_SET_MARGIN; + sta->mesh->t_offset_setpoint = sta->mesh->t_offset - TOFFSET_SET_MARGIN; set_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN); msync_dbg(sdata, - "STA %pM : offset was invalid, sta->t_offset=%lld\n", + "STA %pM : offset was invalid, t_offset=%lld\n", sta->sta.addr, - (long long) sta->t_offset); + (long long) sta->mesh->t_offset); } no_sync: diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index d573a499750e..9da7d2bc271a 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -249,6 +249,9 @@ void sta_info_free(struct ieee80211_local *local, struct sta_info *sta) if (sta->sta.txq[0]) kfree(to_txq_info(sta->sta.txq[0])); kfree(rcu_dereference_raw(sta->sta.rates)); +#ifdef CONFIG_MAC80211_MESH + kfree(sta->mesh); +#endif kfree(sta); } @@ -313,11 +316,16 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata, INIT_WORK(&sta->ampdu_mlme.work, ieee80211_ba_session_work); mutex_init(&sta->ampdu_mlme.mtx); #ifdef CONFIG_MAC80211_MESH - spin_lock_init(&sta->plink_lock); - if (ieee80211_vif_is_mesh(&sdata->vif) && - !sdata->u.mesh.user_mpm) - init_timer(&sta->plink_timer); - sta->nonpeer_pm = NL80211_MESH_POWER_ACTIVE; + if (ieee80211_vif_is_mesh(&sdata->vif)) { + sta->mesh = kzalloc(sizeof(*sta->mesh), gfp); + if (!sta->mesh) + goto free; + spin_lock_init(&sta->mesh->plink_lock); + if (ieee80211_vif_is_mesh(&sdata->vif) && + !sdata->u.mesh.user_mpm) + init_timer(&sta->mesh->plink_timer); + sta->mesh->nonpeer_pm = NL80211_MESH_POWER_ACTIVE; + } #endif memcpy(sta->addr, addr, ETH_ALEN); @@ -406,6 +414,9 @@ free_txq: if (sta->sta.txq[0]) kfree(to_txq_info(sta->sta.txq[0])); free: +#ifdef CONFIG_MAC80211_MESH + kfree(sta->mesh); +#endif kfree(sta); return NULL; } @@ -637,7 +648,7 @@ static void __sta_info_recalc_tim(struct sta_info *sta, bool ignore_pending) } else if (ieee80211_vif_is_mesh(&sta->sdata->vif)) { ps = &sta->sdata->u.mesh.ps; /* TIM map only for 1 <= PLID <= IEEE80211_MAX_AID */ - id = sta->plid % (IEEE80211_MAX_AID + 1); + id = sta->mesh->plid % (IEEE80211_MAX_AID + 1); #endif } else { return; @@ -1957,16 +1968,16 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) BIT(NL80211_STA_INFO_PEER_PM) | BIT(NL80211_STA_INFO_NONPEER_PM); - sinfo->llid = sta->llid; - sinfo->plid = sta->plid; - sinfo->plink_state = sta->plink_state; + sinfo->llid = sta->mesh->llid; + sinfo->plid = sta->mesh->plid; + sinfo->plink_state = sta->mesh->plink_state; if (test_sta_flag(sta, WLAN_STA_TOFFSET_KNOWN)) { sinfo->filled |= BIT(NL80211_STA_INFO_T_OFFSET); - sinfo->t_offset = sta->t_offset; + sinfo->t_offset = sta->mesh->t_offset; } - sinfo->local_pm = sta->local_pm; - sinfo->peer_pm = sta->peer_pm; - sinfo->nonpeer_pm = sta->nonpeer_pm; + sinfo->local_pm = sta->mesh->local_pm; + sinfo->peer_pm = sta->mesh->peer_pm; + sinfo->nonpeer_pm = sta->mesh->nonpeer_pm; #endif } diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 422984986263..9e568927c080 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -270,6 +270,48 @@ struct ieee80211_fast_tx { }; /** + * struct mesh_sta - mesh STA information + * @plink_lock: serialize access to plink fields + * @llid: Local link ID + * @plid: Peer link ID + * @reason: Cancel reason on PLINK_HOLDING state + * @plink_retries: Retries in establishment + * @plink_state: peer link state + * @plink_timeout: timeout of peer link + * @plink_timer: peer link watch timer + * @t_offset: timing offset relative to this host + * @t_offset_setpoint: reference timing offset of this sta to be used when + * calculating clockdrift + * @local_pm: local link-specific power save mode + * @peer_pm: peer-specific power save mode towards local STA + * @nonpeer_pm: STA power save mode towards non-peer neighbors + * @processed_beacon: set to true after peer rates and capabilities are + * processed + */ +struct mesh_sta { + struct timer_list plink_timer; + + s64 t_offset; + s64 t_offset_setpoint; + + spinlock_t plink_lock; + u16 llid; + u16 plid; + u16 reason; + u8 plink_retries; + + bool processed_beacon; + + enum nl80211_plink_state plink_state; + u32 plink_timeout; + + /* mesh power save */ + enum nl80211_mesh_power_mode local_pm; + enum nl80211_mesh_power_mode peer_pm; + enum nl80211_mesh_power_mode nonpeer_pm; +}; + +/** * struct sta_info - STA information * * This structure collects information about a station that @@ -330,20 +372,7 @@ struct ieee80211_fast_tx { * @tid_seq: per-TID sequence numbers for sending to this STA * @ampdu_mlme: A-MPDU state machine state * @timer_to_tid: identity mapping to ID timers - * @plink_lock: serialize access to plink fields - * @llid: Local link ID - * @plid: Peer link ID - * @reason: Cancel reason on PLINK_HOLDING state - * @plink_retries: Retries in establishment - * @plink_state: peer link state - * @plink_timeout: timeout of peer link - * @plink_timer: peer link watch timer - * @t_offset: timing offset relative to this host - * @t_offset_setpoint: reference timing offset of this sta to be used when - * calculating clockdrift - * @local_pm: local link-specific power save mode - * @peer_pm: peer-specific power save mode towards local STA - * @nonpeer_pm: STA power save mode towards non-peer neighbors + * @mesh: mesh STA information * @debugfs: debug filesystem info * @dead: set to true when sta is unlinked * @uploaded: set to true when sta is uploaded to the driver @@ -371,8 +400,6 @@ struct ieee80211_fast_tx { * @rx_msdu: MSDUs received from this station, using IEEE80211_NUM_TID * entry for non-QoS frames * @fast_tx: TX fastpath information - * @processed_beacon: set to true after peer rates and capabilities are - * processed */ struct sta_info { /* General information, mostly static */ @@ -392,6 +419,10 @@ struct sta_info { struct ieee80211_fast_tx __rcu *fast_tx; +#ifdef CONFIG_MAC80211_MESH + struct mesh_sta *mesh; +#endif + struct work_struct drv_deliver_wk; u16 listen_interval; @@ -457,29 +488,6 @@ struct sta_info { struct sta_ampdu_mlme ampdu_mlme; u8 timer_to_tid[IEEE80211_NUM_TIDS]; -#ifdef CONFIG_MAC80211_MESH - /* - * Mesh peer link attributes, protected by plink_lock. - * TODO: move to a sub-structure that is referenced with pointer? - */ - spinlock_t plink_lock; - u16 llid; - u16 plid; - u16 reason; - u8 plink_retries; - enum nl80211_plink_state plink_state; - u32 plink_timeout; - struct timer_list plink_timer; - - s64 t_offset; - s64 t_offset_setpoint; - /* mesh power save */ - enum nl80211_mesh_power_mode local_pm; - enum nl80211_mesh_power_mode peer_pm; - enum nl80211_mesh_power_mode nonpeer_pm; - bool processed_beacon; -#endif - #ifdef CONFIG_MAC80211_DEBUGFS struct sta_info_debugfsdentries { struct dentry *dir; @@ -507,7 +515,7 @@ struct sta_info { static inline enum nl80211_plink_state sta_plink_state(struct sta_info *sta) { #ifdef CONFIG_MAC80211_MESH - return sta->plink_state; + return sta->mesh->plink_state; #endif return NL80211_PLINK_LISTEN; } |