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Diffstat (limited to 'net/mac80211/sta_info.c')
-rw-r--r--net/mac80211/sta_info.c137
1 files changed, 75 insertions, 62 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index aa22f09e6d14..84b18be1f0b1 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -4,7 +4,7 @@
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2013-2014 Intel Mobile Communications GmbH
* Copyright (C) 2015 - 2017 Intel Deutschland GmbH
- * Copyright (C) 2018-2023 Intel Corporation
+ * Copyright (C) 2018-2024 Intel Corporation
*/
#include <linux/module.h>
@@ -18,7 +18,6 @@
#include <linux/timer.h>
#include <linux/rtnetlink.h>
-#include <net/codel.h>
#include <net/mac80211.h>
#include "ieee80211_i.h"
#include "driver-ops.h"
@@ -509,6 +508,24 @@ static int sta_info_alloc_link(struct ieee80211_local *local,
for (i = 0; i < ARRAY_SIZE(link_info->rx_stats_avg.chain_signal); i++)
ewma_signal_init(&link_info->rx_stats_avg.chain_signal[i]);
+ link_info->rx_omi_bw_rx = IEEE80211_STA_RX_BW_MAX;
+ link_info->rx_omi_bw_tx = IEEE80211_STA_RX_BW_MAX;
+ link_info->rx_omi_bw_staging = IEEE80211_STA_RX_BW_MAX;
+
+ /*
+ * Cause (a) warning(s) if IEEE80211_STA_RX_BW_MAX != 320
+ * or if new values are added to the enum.
+ */
+ switch (link_info->cur_max_bandwidth) {
+ case IEEE80211_STA_RX_BW_20:
+ case IEEE80211_STA_RX_BW_40:
+ case IEEE80211_STA_RX_BW_80:
+ case IEEE80211_STA_RX_BW_160:
+ case IEEE80211_STA_RX_BW_MAX:
+ /* intentionally nothing */
+ break;
+ }
+
return 0;
}
@@ -683,12 +700,6 @@ __sta_info_alloc(struct ieee80211_sub_if_data *sdata,
}
}
- sta->cparams.ce_threshold = CODEL_DISABLED_THRESHOLD;
- sta->cparams.target = MS2TIME(20);
- sta->cparams.interval = MS2TIME(100);
- sta->cparams.ecn = true;
- sta->cparams.ce_threshold_selector = 0;
- sta->cparams.ce_threshold_mask = 0;
sta_dbg(sdata, "Allocated STA %pM\n", sta->sta.addr);
@@ -1317,9 +1328,13 @@ static int _sta_info_move_state(struct sta_info *sta,
sta->sta.addr, new_state);
/* notify the driver before the actual changes so it can
- * fail the transition
+ * fail the transition if the state is increasing.
+ * The driver is required not to fail when the transition
+ * is decreasing the state, so first, do all the preparation
+ * work and only then, notify the driver.
*/
- if (test_sta_flag(sta, WLAN_STA_INSERTED)) {
+ if (new_state > sta->sta_state &&
+ test_sta_flag(sta, WLAN_STA_INSERTED)) {
int err = drv_sta_state(sta->local, sta->sdata, sta,
sta->sta_state, new_state);
if (err)
@@ -1395,6 +1410,16 @@ static int _sta_info_move_state(struct sta_info *sta,
break;
}
+ if (new_state < sta->sta_state &&
+ test_sta_flag(sta, WLAN_STA_INSERTED)) {
+ int err = drv_sta_state(sta->local, sta->sdata, sta,
+ sta->sta_state, new_state);
+
+ WARN_ONCE(err,
+ "Driver is not allowed to fail if the sta_state is transitioning down the list: %d\n",
+ err);
+ }
+
sta->sta_state = new_state;
return 0;
@@ -1560,14 +1585,14 @@ int sta_info_init(struct ieee80211_local *local)
void sta_info_stop(struct ieee80211_local *local)
{
- del_timer_sync(&local->sta_cleanup);
+ timer_delete_sync(&local->sta_cleanup);
rhltable_destroy(&local->sta_hash);
rhltable_destroy(&local->link_sta_hash);
}
int __sta_info_flush(struct ieee80211_sub_if_data *sdata, bool vlans,
- int link_id)
+ int link_id, struct sta_info *do_not_flush_sta)
{
struct ieee80211_local *local = sdata->local;
struct sta_info *sta, *tmp;
@@ -1585,6 +1610,9 @@ int __sta_info_flush(struct ieee80211_sub_if_data *sdata, bool vlans,
(!vlans || sdata->bss != sta->sdata->bss))
continue;
+ if (sta == do_not_flush_sta)
+ continue;
+
if (link_id >= 0 && sta->sta.valid_links &&
!(sta->sta.valid_links & BIT(link_id)))
continue;
@@ -2563,6 +2591,39 @@ static inline u64 sta_get_stats_bytes(struct ieee80211_sta_rx_stats *rxstats)
return value;
}
+#ifdef CONFIG_MAC80211_MESH
+static void sta_set_mesh_sinfo(struct sta_info *sta,
+ struct station_info *sinfo)
+{
+ struct ieee80211_local *local = sta->sdata->local;
+
+ sinfo->filled |= BIT_ULL(NL80211_STA_INFO_LLID) |
+ BIT_ULL(NL80211_STA_INFO_PLID) |
+ BIT_ULL(NL80211_STA_INFO_PLINK_STATE) |
+ BIT_ULL(NL80211_STA_INFO_LOCAL_PM) |
+ BIT_ULL(NL80211_STA_INFO_PEER_PM) |
+ BIT_ULL(NL80211_STA_INFO_NONPEER_PM) |
+ BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_GATE) |
+ BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_AS);
+
+ 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_ULL(NL80211_STA_INFO_T_OFFSET);
+ sinfo->t_offset = sta->mesh->t_offset;
+ }
+ sinfo->local_pm = sta->mesh->local_pm;
+ sinfo->peer_pm = sta->mesh->peer_pm;
+ sinfo->nonpeer_pm = sta->mesh->nonpeer_pm;
+ sinfo->connected_to_gate = sta->mesh->connected_to_gate;
+ sinfo->connected_to_as = sta->mesh->connected_to_as;
+
+ sinfo->filled |= BIT_ULL(NL80211_STA_INFO_AIRTIME_LINK_METRIC);
+ sinfo->airtime_link_metric = airtime_link_metric_get(local, sta);
+}
+#endif
+
void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo,
bool tidstats)
{
@@ -2747,31 +2808,10 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo,
sta_set_tidstats(sta, &sinfo->pertid[i], i);
}
- if (ieee80211_vif_is_mesh(&sdata->vif)) {
#ifdef CONFIG_MAC80211_MESH
- sinfo->filled |= BIT_ULL(NL80211_STA_INFO_LLID) |
- BIT_ULL(NL80211_STA_INFO_PLID) |
- BIT_ULL(NL80211_STA_INFO_PLINK_STATE) |
- BIT_ULL(NL80211_STA_INFO_LOCAL_PM) |
- BIT_ULL(NL80211_STA_INFO_PEER_PM) |
- BIT_ULL(NL80211_STA_INFO_NONPEER_PM) |
- BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_GATE) |
- BIT_ULL(NL80211_STA_INFO_CONNECTED_TO_AS);
-
- 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_ULL(NL80211_STA_INFO_T_OFFSET);
- sinfo->t_offset = sta->mesh->t_offset;
- }
- sinfo->local_pm = sta->mesh->local_pm;
- sinfo->peer_pm = sta->mesh->peer_pm;
- sinfo->nonpeer_pm = sta->mesh->nonpeer_pm;
- sinfo->connected_to_gate = sta->mesh->connected_to_gate;
- sinfo->connected_to_as = sta->mesh->connected_to_as;
+ if (ieee80211_vif_is_mesh(&sdata->vif))
+ sta_set_mesh_sinfo(sta, sinfo);
#endif
- }
sinfo->bss_param.flags = 0;
if (sdata->vif.bss_conf.use_cts_prot)
@@ -2827,12 +2867,6 @@ void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo,
sinfo->filled |=
BIT_ULL(NL80211_STA_INFO_ACK_SIGNAL_AVG);
}
-
- if (ieee80211_vif_is_mesh(&sdata->vif)) {
- sinfo->filled |= BIT_ULL(NL80211_STA_INFO_AIRTIME_LINK_METRIC);
- sinfo->airtime_link_metric =
- airtime_link_metric_get(local, sta);
- }
}
u32 sta_get_expected_throughput(struct sta_info *sta)
@@ -2864,27 +2898,6 @@ unsigned long ieee80211_sta_last_active(struct sta_info *sta)
return sta->deflink.status_stats.last_ack;
}
-static void sta_update_codel_params(struct sta_info *sta, u32 thr)
-{
- if (thr && thr < STA_SLOW_THRESHOLD * sta->local->num_sta) {
- sta->cparams.target = MS2TIME(50);
- sta->cparams.interval = MS2TIME(300);
- sta->cparams.ecn = false;
- } else {
- sta->cparams.target = MS2TIME(20);
- sta->cparams.interval = MS2TIME(100);
- sta->cparams.ecn = true;
- }
-}
-
-void ieee80211_sta_set_expected_throughput(struct ieee80211_sta *pubsta,
- u32 thr)
-{
- struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
-
- sta_update_codel_params(sta, thr);
-}
-
int ieee80211_sta_allocate_link(struct sta_info *sta, unsigned int link_id)
{
struct ieee80211_sub_if_data *sdata = sta->sdata;
generated by cgit v1.2.3 (git 2.39.0) at 2025-07-05 19:23:21 +0300