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-rw-r--r--net/mac80211/mlme.c118
1 files changed, 106 insertions, 12 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 0303972c23e4..480b664151c9 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -31,6 +31,8 @@
#include "led.h"
#include "fils_aead.h"
+#include <kunit/static_stub.h>
+
#define IEEE80211_AUTH_TIMEOUT (HZ / 5)
#define IEEE80211_AUTH_TIMEOUT_LONG (HZ / 2)
#define IEEE80211_AUTH_TIMEOUT_SHORT (HZ / 10)
@@ -2643,9 +2645,91 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
&ifmgd->csa_connection_drop_work);
}
+struct sta_bss_param_ch_cnt_data {
+ struct ieee80211_sub_if_data *sdata;
+ u8 reporting_link_id;
+ u8 mld_id;
+};
+
+static enum cfg80211_rnr_iter_ret
+ieee80211_sta_bss_param_ch_cnt_iter(void *_data, u8 type,
+ const struct ieee80211_neighbor_ap_info *info,
+ const u8 *tbtt_info, u8 tbtt_info_len)
+{
+ struct sta_bss_param_ch_cnt_data *data = _data;
+ struct ieee80211_sub_if_data *sdata = data->sdata;
+ const struct ieee80211_tbtt_info_ge_11 *ti;
+ u8 bss_param_ch_cnt;
+ int link_id;
+
+ if (type != IEEE80211_TBTT_INFO_TYPE_TBTT)
+ return RNR_ITER_CONTINUE;
+
+ if (tbtt_info_len < sizeof(*ti))
+ return RNR_ITER_CONTINUE;
+
+ ti = (const void *)tbtt_info;
+
+ if (ti->mld_params.mld_id != data->mld_id)
+ return RNR_ITER_CONTINUE;
+
+ link_id = le16_get_bits(ti->mld_params.params,
+ IEEE80211_RNR_MLD_PARAMS_LINK_ID);
+ bss_param_ch_cnt =
+ le16_get_bits(ti->mld_params.params,
+ IEEE80211_RNR_MLD_PARAMS_BSS_CHANGE_COUNT);
+
+ if (bss_param_ch_cnt != 255 &&
+ link_id < ARRAY_SIZE(sdata->link)) {
+ struct ieee80211_link_data *link =
+ sdata_dereference(sdata->link[link_id], sdata);
+
+ if (link && link->conf->bss_param_ch_cnt != bss_param_ch_cnt) {
+ link->conf->bss_param_ch_cnt = bss_param_ch_cnt;
+ link->conf->bss_param_ch_cnt_link_id =
+ data->reporting_link_id;
+ }
+ }
+
+ return RNR_ITER_CONTINUE;
+}
+
+static void
+ieee80211_mgd_update_bss_param_ch_cnt(struct ieee80211_sub_if_data *sdata,
+ struct ieee80211_bss_conf *bss_conf,
+ struct ieee802_11_elems *elems)
+{
+ struct sta_bss_param_ch_cnt_data data = {
+ .reporting_link_id = bss_conf->link_id,
+ .sdata = sdata,
+ };
+ int bss_param_ch_cnt;
+
+ if (!elems->ml_basic)
+ return;
+
+ data.mld_id = ieee80211_mle_get_mld_id((const void *)elems->ml_basic);
+
+ cfg80211_iter_rnr(elems->ie_start, elems->total_len,
+ ieee80211_sta_bss_param_ch_cnt_iter, &data);
+
+ bss_param_ch_cnt =
+ ieee80211_mle_get_bss_param_ch_cnt((const void *)elems->ml_basic);
+
+ /*
+ * Update bss_param_ch_cnt_link_id even if bss_param_ch_cnt
+ * didn't change to indicate that we got a beacon on our own
+ * link.
+ */
+ if (bss_param_ch_cnt >= 0 && bss_param_ch_cnt != 255) {
+ bss_conf->bss_param_ch_cnt = bss_param_ch_cnt;
+ bss_conf->bss_param_ch_cnt_link_id =
+ bss_conf->link_id;
+ }
+}
+
static bool
-ieee80211_find_80211h_pwr_constr(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_channel *channel,
+ieee80211_find_80211h_pwr_constr(struct ieee80211_channel *channel,
const u8 *country_ie, u8 country_ie_len,
const u8 *pwr_constr_elem,
int *chan_pwr, int *pwr_reduction)
@@ -2715,8 +2799,7 @@ ieee80211_find_80211h_pwr_constr(struct ieee80211_sub_if_data *sdata,
return have_chan_pwr;
}
-static void ieee80211_find_cisco_dtpc(struct ieee80211_sub_if_data *sdata,
- struct ieee80211_channel *channel,
+static void ieee80211_find_cisco_dtpc(struct ieee80211_channel *channel,
const u8 *cisco_dtpc_ie,
int *pwr_level)
{
@@ -2750,7 +2833,7 @@ static u64 ieee80211_handle_pwr_constr(struct ieee80211_link_data *link,
(capab & cpu_to_le16(WLAN_CAPABILITY_SPECTRUM_MGMT) ||
capab & cpu_to_le16(WLAN_CAPABILITY_RADIO_MEASURE))) {
has_80211h_pwr = ieee80211_find_80211h_pwr_constr(
- sdata, channel, country_ie, country_ie_len,
+ channel, country_ie, country_ie_len,
pwr_constr_ie, &chan_pwr, &pwr_reduction_80211h);
pwr_level_80211h =
max_t(int, 0, chan_pwr - pwr_reduction_80211h);
@@ -2758,7 +2841,7 @@ static u64 ieee80211_handle_pwr_constr(struct ieee80211_link_data *link,
if (cisco_dtpc_ie) {
ieee80211_find_cisco_dtpc(
- sdata, channel, cisco_dtpc_ie, &pwr_level_cisco);
+ channel, cisco_dtpc_ie, &pwr_level_cisco);
has_cisco_pwr = true;
}
@@ -2791,7 +2874,7 @@ static u64 ieee80211_handle_pwr_constr(struct ieee80211_link_data *link,
}
link->ap_power_level = new_ap_level;
- if (__ieee80211_recalc_txpower(sdata))
+ if (__ieee80211_recalc_txpower(link))
return BSS_CHANGED_TXPOWER;
return 0;
}
@@ -4101,8 +4184,13 @@ EXPORT_SYMBOL(ieee80211_beacon_loss);
void ieee80211_connection_loss(struct ieee80211_vif *vif)
{
- struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif);
- struct ieee80211_hw *hw = &sdata->local->hw;
+ struct ieee80211_sub_if_data *sdata;
+ struct ieee80211_hw *hw;
+
+ KUNIT_STATIC_STUB_REDIRECT(ieee80211_connection_loss, vif);
+
+ sdata = vif_to_sdata(vif);
+ hw = &sdata->local->hw;
trace_api_connection_loss(sdata);
@@ -4667,7 +4755,8 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
ret = false;
goto out;
}
- link->u.mgd.bss_param_ch_cnt = bss_param_ch_cnt;
+ bss_conf->bss_param_ch_cnt = bss_param_ch_cnt;
+ bss_conf->bss_param_ch_cnt_link_id = link_id;
}
} else if (elems->parse_error & IEEE80211_PARSE_ERR_DUP_NEST_ML_BASIC ||
!elems->prof ||
@@ -4677,6 +4766,7 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
} else {
const u8 *ptr = elems->prof->variable +
elems->prof->sta_info_len - 1;
+ int bss_param_ch_cnt;
/*
* During parsing, we validated that these fields exist,
@@ -4684,8 +4774,10 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
*/
capab_info = get_unaligned_le16(ptr);
assoc_data->link[link_id].status = get_unaligned_le16(ptr + 2);
- link->u.mgd.bss_param_ch_cnt =
+ bss_param_ch_cnt =
ieee80211_mle_basic_sta_prof_bss_param_ch_cnt(elems->prof);
+ bss_conf->bss_param_ch_cnt = bss_param_ch_cnt;
+ bss_conf->bss_param_ch_cnt_link_id = link_id;
if (assoc_data->link[link_id].status != WLAN_STATUS_SUCCESS) {
link_info(link, "association response status code=%u\n",
@@ -5665,7 +5757,7 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
/* links might have changed due to rejected ones, set them again */
ieee80211_vif_set_links(sdata, valid_links, dormant_links);
- rate_control_rate_init(sta);
+ rate_control_rate_init_all_links(sta);
if (ifmgd->flags & IEEE80211_STA_MFP_ENABLED) {
set_sta_flag(sta, WLAN_STA_MFP);
@@ -6913,6 +7005,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
/* note that after this elems->ml_basic can no longer be used fully */
ieee80211_mgd_check_cross_link_csa(sdata, rx_status->link_id, elems);
+ ieee80211_mgd_update_bss_param_ch_cnt(sdata, bss_conf, elems);
+
if (!link->u.mgd.disable_wmm_tracking &&
ieee80211_sta_wmm_params(local, link, elems->wmm_param,
elems->wmm_param_len,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-13 17:27:39 +0100