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path: root/drivers/net/wireless/intel/iwlwifi/mld/link.c
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Diffstat (limited to 'drivers/net/wireless/intel/iwlwifi/mld/link.c')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mld/link.c28
1 files changed, 16 insertions, 12 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mld/link.c b/drivers/net/wireless/intel/iwlwifi/mld/link.c
index 738f80fe0c50..d89840a1152b 100644
--- a/drivers/net/wireless/intel/iwlwifi/mld/link.c
+++ b/drivers/net/wireless/intel/iwlwifi/mld/link.c
@@ -465,10 +465,13 @@ int iwl_mld_add_link(struct iwl_mld *mld,
int ret;
if (!link) {
- if (is_deflink)
+ if (is_deflink) {
link = &mld_vif->deflink;
- else
+ } else {
link = kzalloc(sizeof(*link), GFP_KERNEL);
+ if (!link)
+ return -ENOMEM;
+ }
} else {
WARN_ON(!mld->fw_status.in_hw_restart);
}
@@ -501,6 +504,7 @@ void iwl_mld_remove_link(struct iwl_mld *mld,
struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(bss_conf->vif);
struct iwl_mld_link *link = iwl_mld_link_from_mac80211(bss_conf);
bool is_deflink = link == &mld_vif->deflink;
+ u8 fw_id = link->fw_id;
if (WARN_ON(!link || link->active))
return;
@@ -513,10 +517,10 @@ void iwl_mld_remove_link(struct iwl_mld *mld,
RCU_INIT_POINTER(mld_vif->link[bss_conf->link_id], NULL);
- if (WARN_ON(link->fw_id >= mld->fw->ucode_capa.num_links))
+ if (WARN_ON(fw_id >= mld->fw->ucode_capa.num_links))
return;
- RCU_INIT_POINTER(mld->fw_id_to_bss_conf[link->fw_id], NULL);
+ RCU_INIT_POINTER(mld->fw_id_to_bss_conf[fw_id], NULL);
}
void iwl_mld_handle_missed_beacon_notif(struct iwl_mld *mld,
@@ -571,8 +575,12 @@ void iwl_mld_handle_missed_beacon_notif(struct iwl_mld *mld,
/* Not in EMLSR and we can't hear the link.
* Try to switch to a better link. EMLSR case is handled below.
*/
- if (!iwl_mld_emlsr_active(vif))
+ if (!iwl_mld_emlsr_active(vif)) {
+ IWL_DEBUG_EHT(mld,
+ "missed beacons exceeds threshold. link_id=%u. Try to switch to a better link.\n",
+ link_id);
iwl_mld_int_mlo_scan(mld, vif);
+ }
}
/* no more logic if we're not in EMLSR */
@@ -591,7 +599,8 @@ void iwl_mld_handle_missed_beacon_notif(struct iwl_mld *mld,
return;
IWL_DEBUG_EHT(mld,
- "missed bcn on the other link (link_id=%u): %u\n",
+ "missed bcn link_id=%u: %u consecutive=%u, other link_id=%u: %u\n",
+ link_id, missed_bcon, missed_bcon_since_rx,
other_link->link_id, scnd_lnk_bcn_lost);
/* Exit EMLSR if we lost more than
@@ -707,18 +716,13 @@ static int
iwl_mld_get_chan_load_from_element(struct iwl_mld *mld,
struct ieee80211_bss_conf *link_conf)
{
- struct ieee80211_vif *vif = link_conf->vif;
const struct cfg80211_bss_ies *ies;
const struct element *bss_load_elem = NULL;
const struct ieee80211_bss_load_elem *bss_load;
guard(rcu)();
- if (ieee80211_vif_link_active(vif, link_conf->link_id))
- ies = rcu_dereference(link_conf->bss->beacon_ies);
- else
- ies = rcu_dereference(link_conf->bss->ies);
-
+ ies = rcu_dereference(link_conf->bss->beacon_ies);
if (ies)
bss_load_elem = cfg80211_find_elem(WLAN_EID_QBSS_LOAD,
ies->data, ies->len);