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-rw-r--r--net/mac80211/ht.c64
1 files changed, 24 insertions, 40 deletions
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index a2e4d6b8fd98..e32906202575 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -9,6 +9,7 @@
* Copyright 2007, Michael Wu <flamingice@sourmilk.net>
* Copyright 2007-2010, Intel Corporation
* Copyright 2017 Intel Deutschland GmbH
+ * Copyright(c) 2020 Intel Corporation
*/
#include <linux/ieee80211.h>
@@ -144,7 +145,6 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
int i, max_tx_streams;
bool changed;
enum ieee80211_sta_rx_bandwidth bw;
- enum ieee80211_smps_mode smps_mode;
memset(&ht_cap, 0, sizeof(ht_cap));
@@ -270,24 +270,30 @@ bool ieee80211_ht_cap_ie_to_sta_ht_cap(struct ieee80211_sub_if_data *sdata,
ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 ?
IEEE80211_STA_RX_BW_40 : IEEE80211_STA_RX_BW_20;
- switch ((ht_cap.cap & IEEE80211_HT_CAP_SM_PS)
- >> IEEE80211_HT_CAP_SM_PS_SHIFT) {
- case WLAN_HT_CAP_SM_PS_INVALID:
- case WLAN_HT_CAP_SM_PS_STATIC:
- smps_mode = IEEE80211_SMPS_STATIC;
- break;
- case WLAN_HT_CAP_SM_PS_DYNAMIC:
- smps_mode = IEEE80211_SMPS_DYNAMIC;
- break;
- case WLAN_HT_CAP_SM_PS_DISABLED:
- smps_mode = IEEE80211_SMPS_OFF;
- break;
- }
-
- if (smps_mode != sta->sta.smps_mode)
- changed = true;
- sta->sta.smps_mode = smps_mode;
+ if (sta->sdata->vif.type == NL80211_IFTYPE_AP ||
+ sta->sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+ enum ieee80211_smps_mode smps_mode;
+
+ switch ((ht_cap.cap & IEEE80211_HT_CAP_SM_PS)
+ >> IEEE80211_HT_CAP_SM_PS_SHIFT) {
+ case WLAN_HT_CAP_SM_PS_INVALID:
+ case WLAN_HT_CAP_SM_PS_STATIC:
+ smps_mode = IEEE80211_SMPS_STATIC;
+ break;
+ case WLAN_HT_CAP_SM_PS_DYNAMIC:
+ smps_mode = IEEE80211_SMPS_DYNAMIC;
+ break;
+ case WLAN_HT_CAP_SM_PS_DISABLED:
+ smps_mode = IEEE80211_SMPS_OFF;
+ break;
+ }
+ if (smps_mode != sta->sta.smps_mode)
+ changed = true;
+ sta->sta.smps_mode = smps_mode;
+ } else {
+ sta->sta.smps_mode = IEEE80211_SMPS_OFF;
+ }
return changed;
}
@@ -544,19 +550,6 @@ void ieee80211_request_smps_mgd_work(struct work_struct *work)
sdata_unlock(sdata);
}
-void ieee80211_request_smps_ap_work(struct work_struct *work)
-{
- struct ieee80211_sub_if_data *sdata =
- container_of(work, struct ieee80211_sub_if_data,
- u.ap.request_smps_work);
-
- sdata_lock(sdata);
- if (sdata_dereference(sdata->u.ap.beacon, sdata))
- __ieee80211_request_smps_ap(sdata,
- sdata->u.ap.driver_smps_mode);
- sdata_unlock(sdata);
-}
-
void ieee80211_request_smps(struct ieee80211_vif *vif,
enum ieee80211_smps_mode smps_mode)
{
@@ -572,15 +565,6 @@ void ieee80211_request_smps(struct ieee80211_vif *vif,
sdata->u.mgd.driver_smps_mode = smps_mode;
ieee80211_queue_work(&sdata->local->hw,
&sdata->u.mgd.request_smps_work);
- } else {
- /* AUTOMATIC is meaningless in AP mode */
- if (WARN_ON_ONCE(smps_mode == IEEE80211_SMPS_AUTOMATIC))
- return;
- if (sdata->u.ap.driver_smps_mode == smps_mode)
- return;
- sdata->u.ap.driver_smps_mode = smps_mode;
- ieee80211_queue_work(&sdata->local->hw,
- &sdata->u.ap.request_smps_work);
}
}
/* this might change ... don't want non-open drivers using it */