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path: root/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c89
1 files changed, 52 insertions, 37 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
index e252f0dcea20..b807046144c0 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mld-mac80211.c
@@ -339,33 +339,20 @@ __iwl_mvm_mld_assign_vif_chanctx(struct iwl_mvm *mvm,
if (ret)
goto out;
- /* Initialize rate control for the AP station, since we might be
- * doing a link switch here - we cannot initialize it before since
- * this needs the phy context assigned (and in FW?), and we cannot
- * do it later because it needs to be initialized as soon as we're
- * able to TX on the link, i.e. when active.
+ /*
+ * if link switching (link not active yet) we'll activate it in
+ * firmware later on link-info change, which mac80211 guarantees
+ * for link switch after the stations are set up
*/
- if (mvmvif->ap_sta) {
- struct ieee80211_link_sta *link_sta;
-
- rcu_read_lock();
- link_sta = rcu_dereference(mvmvif->ap_sta->link[link_id]);
-
- if (!WARN_ON_ONCE(!link_sta))
- iwl_mvm_rs_rate_init(mvm, vif, mvmvif->ap_sta,
- link_conf, link_sta,
- phy_ctxt->channel->band);
- rcu_read_unlock();
+ if (ieee80211_vif_link_active(vif, link_conf->link_id)) {
+ ret = iwl_mvm_link_changed(mvm, vif, link_conf,
+ LINK_CONTEXT_MODIFY_ACTIVE |
+ LINK_CONTEXT_MODIFY_RATES_INFO,
+ true);
+ if (ret)
+ goto out;
}
- /* then activate */
- ret = iwl_mvm_link_changed(mvm, vif, link_conf,
- LINK_CONTEXT_MODIFY_ACTIVE |
- LINK_CONTEXT_MODIFY_RATES_INFO,
- true);
- if (ret)
- goto out;
-
if (vif->type == NL80211_IFTYPE_STATION)
iwl_mvm_send_ap_tx_power_constraint_cmd(mvm, vif,
link_conf,
@@ -783,6 +770,11 @@ iwl_mvm_mld_link_info_changed_station(struct iwl_mvm *mvm,
if (WARN_ON_ONCE(!mvmvif->link[link_conf->link_id]))
return;
+ /* not yet marked active in vif means during link switch */
+ if (!ieee80211_vif_link_active(vif, link_conf->link_id) &&
+ vif->cfg.assoc && mvmvif->link[link_conf->link_id]->phy_ctxt)
+ link_changes |= LINK_CONTEXT_MODIFY_ACTIVE;
+
has_he = link_conf->he_support && !iwlwifi_mod_params.disable_11ax;
has_eht = link_conf->eht_support && !iwlwifi_mod_params.disable_11be;
@@ -832,7 +824,7 @@ static bool iwl_mvm_mld_vif_have_valid_ap_sta(struct iwl_mvm_vif *mvmvif)
int i;
for_each_mvm_vif_valid_link(mvmvif, i) {
- if (mvmvif->link[i]->ap_sta_id != IWL_MVM_INVALID_STA)
+ if (mvmvif->link[i]->ap_sta_id != IWL_INVALID_STA)
return true;
}
@@ -859,7 +851,7 @@ static void iwl_mvm_mld_vif_delete_all_stas(struct iwl_mvm *mvm,
if (ret)
IWL_ERR(mvm, "failed to remove AP station\n");
- link->ap_sta_id = IWL_MVM_INVALID_STA;
+ link->ap_sta_id = IWL_INVALID_STA;
}
}
@@ -1046,7 +1038,7 @@ static void iwl_mvm_mld_link_info_changed(struct ieee80211_hw *hw,
if (changes & BSS_CHANGED_TXPOWER) {
IWL_DEBUG_CALIB(mvm, "Changing TX Power to %d dBm\n",
link_conf->txpower);
- iwl_mvm_set_tx_power(mvm, vif, link_conf->txpower);
+ iwl_mvm_set_tx_power(mvm, link_conf, link_conf->txpower);
}
}
@@ -1177,8 +1169,6 @@ iwl_mvm_mld_change_vif_links(struct ieee80211_hw *hw,
int err, i;
for (i = 0; i < IEEE80211_MLD_MAX_NUM_LINKS; i++) {
- int r;
-
if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status))
break;
@@ -1190,14 +1180,8 @@ iwl_mvm_mld_change_vif_links(struct ieee80211_hw *hw,
goto free;
}
- new_link[i]->bcast_sta.sta_id = IWL_MVM_INVALID_STA;
- new_link[i]->mcast_sta.sta_id = IWL_MVM_INVALID_STA;
- new_link[i]->ap_sta_id = IWL_MVM_INVALID_STA;
new_link[i]->fw_link_id = IWL_MVM_FW_LINK_ID_INVALID;
-
- for (r = 0; r < NUM_IWL_MVM_SMPS_REQ; r++)
- new_link[i]->smps_requests[r] =
- IEEE80211_SMPS_AUTOMATIC;
+ iwl_mvm_init_link(new_link[i]);
}
mutex_lock(&mvm->mutex);
@@ -1388,6 +1372,36 @@ iwl_mvm_mld_mac_pre_channel_switch(struct ieee80211_hw *hw,
return ret;
}
+#define IWL_MVM_MLD_UNBLOCK_ESR_NON_BSS_TIMEOUT (5 * HZ)
+
+static void iwl_mvm_mld_prep_add_interface(struct ieee80211_hw *hw,
+ enum nl80211_iftype type)
+{
+ struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+ struct ieee80211_vif *bss_vif = iwl_mvm_get_bss_vif(mvm);
+ struct iwl_mvm_vif *mvmvif;
+ int ret;
+
+ IWL_DEBUG_MAC80211(mvm, "prep_add_interface: type=%u\n",
+ type);
+
+ if (IS_ERR_OR_NULL(bss_vif) ||
+ !(type == NL80211_IFTYPE_AP ||
+ type == NL80211_IFTYPE_P2P_GO ||
+ type == NL80211_IFTYPE_P2P_CLIENT))
+ return;
+
+ mvmvif = iwl_mvm_vif_from_mac80211(bss_vif);
+ ret = iwl_mvm_block_esr_sync(mvm, bss_vif,
+ IWL_MVM_ESR_BLOCKED_TMP_NON_BSS);
+ if (ret)
+ return;
+
+ wiphy_delayed_work_queue(mvmvif->mvm->hw->wiphy,
+ &mvmvif->unblock_esr_tmp_non_bss_wk,
+ IWL_MVM_MLD_UNBLOCK_ESR_NON_BSS_TIMEOUT);
+}
+
const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
.tx = iwl_mvm_mac_tx,
.wake_tx_queue = iwl_mvm_mac_wake_tx_queue,
@@ -1413,7 +1427,7 @@ const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
.allow_buffered_frames = iwl_mvm_mac_allow_buffered_frames,
.release_buffered_frames = iwl_mvm_mac_release_buffered_frames,
.set_rts_threshold = iwl_mvm_mac_set_rts_threshold,
- .sta_rc_update = iwl_mvm_sta_rc_update,
+ .link_sta_rc_update = iwl_mvm_sta_rc_update,
.conf_tx = iwl_mvm_mld_mac_conf_tx,
.mgd_prepare_tx = iwl_mvm_mac_mgd_prepare_tx,
.mgd_complete_tx = iwl_mvm_mac_mgd_complete_tx,
@@ -1484,4 +1498,5 @@ const struct ieee80211_ops iwl_mvm_mld_hw_ops = {
.change_sta_links = iwl_mvm_mld_change_sta_links,
.can_activate_links = iwl_mvm_mld_can_activate_links,
.can_neg_ttlm = iwl_mvm_mld_can_neg_ttlm,
+ .prep_add_interface = iwl_mvm_mld_prep_add_interface,
};