summaryrefslogtreecommitdiff
path: root/net/mac80211/mlme.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c123
1 files changed, 90 insertions, 33 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index fc764984d687..d7cf6fa4c491 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -314,7 +314,7 @@ ieee80211_determine_chantype(struct ieee80211_sub_if_data *sdata,
if (eht_oper && (eht_oper->params & IEEE80211_EHT_OPER_INFO_PRESENT)) {
struct cfg80211_chan_def eht_chandef = *chandef;
- ieee80211_chandef_eht_oper(sdata, eht_oper,
+ ieee80211_chandef_eht_oper(eht_oper,
eht_chandef.width ==
NL80211_CHAN_WIDTH_160,
false, &eht_chandef);
@@ -695,6 +695,7 @@ static bool ieee80211_add_vht_ie(struct ieee80211_sub_if_data *sdata,
static void ieee80211_add_he_ie(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_supported_band *sband,
+ enum ieee80211_smps_mode smps_mode,
ieee80211_conn_flags_t conn_flags)
{
u8 *pos, *pre_he_pos;
@@ -719,7 +720,7 @@ static void ieee80211_add_he_ie(struct ieee80211_sub_if_data *sdata,
/* trim excess if any */
skb_trim(skb, skb->len - (pre_he_pos + he_cap_size - pos));
- ieee80211_ie_build_he_6ghz_cap(sdata, skb);
+ ieee80211_ie_build_he_6ghz_cap(sdata, smps_mode, skb);
}
static void ieee80211_add_eht_ie(struct ieee80211_sub_if_data *sdata,
@@ -746,11 +747,13 @@ static void ieee80211_add_eht_ie(struct ieee80211_sub_if_data *sdata,
eht_cap_size =
2 + 1 + sizeof(eht_cap->eht_cap_elem) +
ieee80211_eht_mcs_nss_size(&he_cap->he_cap_elem,
- &eht_cap->eht_cap_elem) +
+ &eht_cap->eht_cap_elem,
+ false) +
ieee80211_eht_ppe_size(eht_cap->eht_ppe_thres[0],
eht_cap->eht_cap_elem.phy_cap_info);
pos = skb_put(skb, eht_cap_size);
- ieee80211_ie_build_eht_cap(pos, he_cap, eht_cap, pos + eht_cap_size);
+ ieee80211_ie_build_eht_cap(pos, he_cap, eht_cap, pos + eht_cap_size,
+ false);
}
static void ieee80211_assoc_add_rates(struct sk_buff *skb,
@@ -1098,7 +1101,7 @@ static size_t ieee80211_assoc_link_elems(struct ieee80211_sub_if_data *sdata,
offset);
if (!(assoc_data->link[link_id].conn_flags & IEEE80211_CONN_DISABLE_HE)) {
- ieee80211_add_he_ie(sdata, skb, sband,
+ ieee80211_add_he_ie(sdata, skb, sband, smps_mode,
assoc_data->link[link_id].conn_flags);
ADD_PRESENT_EXT_ELEM(WLAN_EID_EXT_HE_CAPABILITY);
}
@@ -1220,14 +1223,21 @@ static void ieee80211_assoc_add_ml_elem(struct ieee80211_sub_if_data *sdata,
ml_elem = skb_put(skb, sizeof(*ml_elem));
ml_elem->control =
cpu_to_le16(IEEE80211_ML_CONTROL_TYPE_BASIC |
- IEEE80211_MLC_BASIC_PRES_EML_CAPA |
IEEE80211_MLC_BASIC_PRES_MLD_CAPA_OP);
common = skb_put(skb, sizeof(*common));
common->len = sizeof(*common) +
- 2 + /* EML capabilities */
2; /* MLD capa/ops */
memcpy(common->mld_mac_addr, sdata->vif.addr, ETH_ALEN);
- skb_put_data(skb, &eml_capa, sizeof(eml_capa));
+
+ /* add EML_CAPA only if needed, see Draft P802.11be_D2.1, 35.3.17 */
+ if (eml_capa &
+ cpu_to_le16((IEEE80211_EML_CAP_EMLSR_SUPP |
+ IEEE80211_EML_CAP_EMLMR_SUPPORT))) {
+ common->len += 2; /* EML capabilities */
+ ml_elem->control |=
+ cpu_to_le16(IEEE80211_MLC_BASIC_PRES_EML_CAPA);
+ skb_put_data(skb, &eml_capa, sizeof(eml_capa));
+ }
/* need indication from userspace to support this */
mld_capa_ops &= ~cpu_to_le16(IEEE80211_MLD_CAP_OP_TID_TO_LINK_MAP_NEG_SUPP);
skb_put_data(skb, &mld_capa_ops, sizeof(mld_capa_ops));
@@ -1902,7 +1912,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_link_data *link,
IEEE80211_QUEUE_STOP_REASON_CSA);
mutex_unlock(&local->mtx);
- cfg80211_ch_switch_started_notify(sdata->dev, &csa_ie.chandef,
+ cfg80211_ch_switch_started_notify(sdata->dev, &csa_ie.chandef, 0,
csa_ie.count, csa_ie.mode);
if (local->ops->channel_switch) {
@@ -2435,6 +2445,29 @@ static void ieee80211_sta_handle_tspec_ac_params_wk(struct work_struct *work)
ieee80211_sta_handle_tspec_ac_params(sdata);
}
+void ieee80211_mgd_set_link_qos_params(struct ieee80211_link_data *link)
+{
+ struct ieee80211_sub_if_data *sdata = link->sdata;
+ struct ieee80211_local *local = sdata->local;
+ struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+ struct ieee80211_tx_queue_params *params = link->tx_conf;
+ u8 ac;
+
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
+ mlme_dbg(sdata,
+ "WMM AC=%d acm=%d aifs=%d cWmin=%d cWmax=%d txop=%d uapsd=%d, downgraded=%d\n",
+ ac, params[ac].acm,
+ params[ac].aifs, params[ac].cw_min, params[ac].cw_max,
+ params[ac].txop, params[ac].uapsd,
+ ifmgd->tx_tspec[ac].downgraded);
+ if (!ifmgd->tx_tspec[ac].downgraded &&
+ drv_conf_tx(local, link, ac, &params[ac]))
+ link_err(link,
+ "failed to set TX queue parameters for AC %d\n",
+ ac);
+ }
+}
+
/* MLME */
static bool
ieee80211_sta_wmm_params(struct ieee80211_local *local,
@@ -2566,20 +2599,10 @@ ieee80211_sta_wmm_params(struct ieee80211_local *local,
}
}
- for (ac = 0; ac < IEEE80211_NUM_ACS; ac++) {
- mlme_dbg(sdata,
- "WMM AC=%d acm=%d aifs=%d cWmin=%d cWmax=%d txop=%d uapsd=%d, downgraded=%d\n",
- ac, params[ac].acm,
- params[ac].aifs, params[ac].cw_min, params[ac].cw_max,
- params[ac].txop, params[ac].uapsd,
- ifmgd->tx_tspec[ac].downgraded);
+ for (ac = 0; ac < IEEE80211_NUM_ACS; ac++)
link->tx_conf[ac] = params[ac];
- if (!ifmgd->tx_tspec[ac].downgraded &&
- drv_conf_tx(local, link, ac, &params[ac]))
- link_err(link,
- "failed to set TX queue parameters for AC %d\n",
- ac);
- }
+
+ ieee80211_mgd_set_link_qos_params(link);
/* enable WMM or activate new settings */
link->conf->qos = true;
@@ -3904,6 +3927,7 @@ static bool ieee80211_assoc_config_link(struct ieee80211_link_data *link,
.len = elem_len,
.bss = cbss,
.link_id = link == &sdata->deflink ? -1 : link->link_id,
+ .from_ap = true,
};
bool is_6ghz = cbss->channel->band == NL80211_BAND_6GHZ;
bool is_s1g = cbss->channel->band == NL80211_BAND_S1GHZ;
@@ -4571,6 +4595,11 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
bool is_6ghz = cbss->channel->band == NL80211_BAND_6GHZ;
bool is_5ghz = cbss->channel->band == NL80211_BAND_5GHZ;
struct ieee80211_bss *bss = (void *)cbss->priv;
+ struct ieee80211_elems_parse_params parse_params = {
+ .bss = cbss,
+ .link_id = -1,
+ .from_ap = true,
+ };
struct ieee802_11_elems *elems;
const struct cfg80211_bss_ies *ies;
int ret;
@@ -4580,7 +4609,9 @@ static int ieee80211_prep_channel(struct ieee80211_sub_if_data *sdata,
rcu_read_lock();
ies = rcu_dereference(cbss->ies);
- elems = ieee802_11_parse_elems(ies->data, ies->len, false, cbss);
+ parse_params.start = ies->data;
+ parse_params.len = ies->len;
+ elems = ieee802_11_parse_elems_full(&parse_params);
if (!elems) {
rcu_read_unlock();
return -ENOMEM;
@@ -4935,6 +4966,11 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_mgd_assoc_data *assoc_data = ifmgd->assoc_data;
u16 capab_info, status_code, aid;
+ struct ieee80211_elems_parse_params parse_params = {
+ .bss = NULL,
+ .link_id = -1,
+ .from_ap = true,
+ };
struct ieee802_11_elems *elems;
int ac;
const u8 *elem_start;
@@ -4989,7 +5025,9 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
return;
elem_len = len - (elem_start - (u8 *)mgmt);
- elems = ieee802_11_parse_elems(elem_start, elem_len, false, NULL);
+ parse_params.start = elem_start;
+ parse_params.len = elem_len;
+ elems = ieee802_11_parse_elems_full(&parse_params);
if (!elems)
goto notify_driver;
@@ -5122,7 +5160,7 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
resp.req_ies = ifmgd->assoc_req_ies;
resp.req_ies_len = ifmgd->assoc_req_ies_len;
if (sdata->vif.valid_links)
- resp.ap_mld_addr = assoc_data->ap_addr;
+ resp.ap_mld_addr = sdata->vif.cfg.ap_addr;
cfg80211_rx_assoc_resp(sdata->dev, &resp);
notify_driver:
drv_mgd_complete_tx(sdata->local, sdata, &info);
@@ -5354,6 +5392,10 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
u32 ncrc = 0;
u8 *bssid, *variable = mgmt->u.beacon.variable;
u8 deauth_buf[IEEE80211_DEAUTH_FRAME_LEN];
+ struct ieee80211_elems_parse_params parse_params = {
+ .link_id = -1,
+ .from_ap = true,
+ };
sdata_assert_lock(sdata);
@@ -5372,6 +5414,9 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
if (baselen > len)
return;
+ parse_params.start = variable;
+ parse_params.len = len - baselen;
+
rcu_read_lock();
chanctx_conf = rcu_dereference(link->conf->chanctx_conf);
if (!chanctx_conf) {
@@ -5390,8 +5435,8 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
if (ifmgd->assoc_data && ifmgd->assoc_data->need_beacon &&
!WARN_ON(sdata->vif.valid_links) &&
ieee80211_rx_our_beacon(bssid, ifmgd->assoc_data->link[0].bss)) {
- elems = ieee802_11_parse_elems(variable, len - baselen, false,
- ifmgd->assoc_data->link[0].bss);
+ parse_params.bss = ifmgd->assoc_data->link[0].bss;
+ elems = ieee802_11_parse_elems_full(&parse_params);
if (!elems)
return;
@@ -5457,9 +5502,10 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_link_data *link,
*/
if (!ieee80211_is_s1g_beacon(hdr->frame_control))
ncrc = crc32_be(0, (void *)&mgmt->u.beacon.beacon_int, 4);
- elems = ieee802_11_parse_elems_crc(variable, len - baselen,
- false, care_about_ies, ncrc,
- link->u.mgd.bss);
+ parse_params.bss = link->u.mgd.bss;
+ parse_params.filter = care_about_ies;
+ parse_params.crc = ncrc;
+ elems = ieee802_11_parse_elems_full(&parse_params);
if (!elems)
return;
ncrc = elems->crc;
@@ -5673,6 +5719,13 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
sdata_lock(sdata);
+ if (rx_status->link_valid) {
+ link = sdata_dereference(sdata->link[rx_status->link_id],
+ sdata);
+ if (!link)
+ goto out;
+ }
+
switch (fc & IEEE80211_FCTL_STYPE) {
case IEEE80211_STYPE_BEACON:
ieee80211_rx_mgmt_beacon(link, (void *)mgmt,
@@ -5749,6 +5802,7 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
}
break;
}
+out:
sdata_unlock(sdata);
}
@@ -6284,6 +6338,8 @@ void ieee80211_mgd_setup_link(struct ieee80211_link_data *link)
if (sdata->u.mgd.assoc_data)
ether_addr_copy(link->conf->addr,
sdata->u.mgd.assoc_data->link[link_id].addr);
+ else if (!is_valid_ether_addr(link->conf->addr))
+ eth_random_addr(link->conf->addr);
}
/* scan finished notification */
@@ -6371,9 +6427,6 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
goto out_err;
}
- if (mlo && !is_valid_ether_addr(link->conf->addr))
- eth_random_addr(link->conf->addr);
-
if (WARN_ON(!ifmgd->auth_data && !ifmgd->assoc_data)) {
err = -EINVAL;
goto out_err;
@@ -6856,6 +6909,10 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
}
}
+ /* FIXME: no support for 4-addr MLO yet */
+ if (sdata->u.mgd.use_4addr && req->link_id >= 0)
+ return -EOPNOTSUPP;
+
assoc_data = kzalloc(size, GFP_KERNEL);
if (!assoc_data)
return -ENOMEM;
generated by cgit (git 2.34.1) at 2024-06-19 05:01:26 +0000