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path: root/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7996/mac.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7996/mac.c100
1 files changed, 33 insertions, 67 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
index 0dbd4662bc84..226534490792 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
@@ -61,10 +61,7 @@ static struct mt76_wcid *mt7996_rx_get_wcid(struct mt7996_dev *dev,
struct mt76_wcid *wcid;
int i;
- if (idx >= ARRAY_SIZE(dev->mt76.wcid))
- return NULL;
-
- wcid = rcu_dereference(dev->mt76.wcid[idx]);
+ wcid = mt76_wcid_ptr(dev, idx);
if (!wcid)
return NULL;
@@ -1087,9 +1084,9 @@ int mt7996_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
if (wcid->offchannel)
mlink = rcu_dereference(mvif->mt76.offchannel_link);
if (!mlink)
- mlink = &mvif->deflink.mt76;
+ mlink = rcu_dereference(mvif->mt76.link[wcid->link_id]);
- txp->fw.bss_idx = mlink->idx;
+ txp->fw.bss_idx = mlink ? mlink->idx : mvif->deflink.mt76.idx;
}
txp->fw.token = cpu_to_le16(id);
@@ -1129,15 +1126,14 @@ u32 mt7996_wed_init_buf(void *ptr, dma_addr_t phys, int token_id)
}
static void
-mt7996_tx_check_aggr(struct ieee80211_sta *sta, struct sk_buff *skb)
+mt7996_tx_check_aggr(struct ieee80211_link_sta *link_sta,
+ struct mt76_wcid *wcid, struct sk_buff *skb)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
bool is_8023 = info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP;
- struct mt7996_sta_link *msta_link;
- struct mt7996_sta *msta;
u16 fc, tid;
- if (!sta || !(sta->deflink.ht_cap.ht_supported || sta->deflink.he_cap.has_he))
+ if (!(link_sta->ht_cap.ht_supported || link_sta->he_cap.has_he))
return;
tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
@@ -1146,7 +1142,8 @@ mt7996_tx_check_aggr(struct ieee80211_sta *sta, struct sk_buff *skb)
if (is_8023) {
fc = IEEE80211_FTYPE_DATA |
- (sta->wme ? IEEE80211_STYPE_QOS_DATA : IEEE80211_STYPE_DATA);
+ (link_sta->sta->wme ? IEEE80211_STYPE_QOS_DATA
+ : IEEE80211_STYPE_DATA);
} else {
/* No need to get precise TID for Action/Management Frame,
* since it will not meet the following Frame Control
@@ -1162,19 +1159,16 @@ mt7996_tx_check_aggr(struct ieee80211_sta *sta, struct sk_buff *skb)
if (unlikely(fc != (IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_DATA)))
return;
- msta = (struct mt7996_sta *)sta->drv_priv;
- msta_link = &msta->deflink;
-
- if (!test_and_set_bit(tid, &msta_link->wcid.ampdu_state))
- ieee80211_start_tx_ba_session(sta, tid, 0);
+ if (!test_and_set_bit(tid, &wcid->ampdu_state))
+ ieee80211_start_tx_ba_session(link_sta->sta, tid, 0);
}
static void
mt7996_txwi_free(struct mt7996_dev *dev, struct mt76_txwi_cache *t,
- struct ieee80211_sta *sta, struct list_head *free_list)
+ struct ieee80211_link_sta *link_sta,
+ struct mt76_wcid *wcid, struct list_head *free_list)
{
struct mt76_dev *mdev = &dev->mt76;
- struct mt76_wcid *wcid;
__le32 *txwi;
u16 wcid_idx;
@@ -1183,12 +1177,10 @@ mt7996_txwi_free(struct mt7996_dev *dev, struct mt76_txwi_cache *t,
goto out;
txwi = (__le32 *)mt76_get_txwi_ptr(mdev, t);
- if (sta) {
- wcid = (struct mt76_wcid *)sta->drv_priv;
+ if (link_sta) {
wcid_idx = wcid->idx;
-
if (likely(t->skb->protocol != cpu_to_be16(ETH_P_PAE)))
- mt7996_tx_check_aggr(sta, t->skb);
+ mt7996_tx_check_aggr(link_sta, wcid, t->skb);
} else {
wcid_idx = le32_get_bits(txwi[9], MT_TXD9_WLAN_IDX);
}
@@ -1207,8 +1199,8 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
struct mt76_dev *mdev = &dev->mt76;
struct mt76_phy *phy2 = mdev->phys[MT_BAND1];
struct mt76_phy *phy3 = mdev->phys[MT_BAND2];
+ struct ieee80211_link_sta *link_sta = NULL;
struct mt76_txwi_cache *txwi;
- struct ieee80211_sta *sta = NULL;
struct mt76_wcid *wcid = NULL;
LIST_HEAD(free_list);
struct sk_buff *skb, *tmp;
@@ -1245,18 +1237,20 @@ mt7996_mac_tx_free(struct mt7996_dev *dev, void *data, int len)
*/
info = le32_to_cpu(*cur_info);
if (info & MT_TXFREE_INFO_PAIR) {
- struct mt7996_sta_link *msta_link;
+ struct ieee80211_sta *sta;
u16 idx;
idx = FIELD_GET(MT_TXFREE_INFO_WLAN_ID, info);
- wcid = rcu_dereference(dev->mt76.wcid[idx]);
+ wcid = mt76_wcid_ptr(dev, idx);
sta = wcid_to_sta(wcid);
if (!sta)
goto next;
- msta_link = container_of(wcid, struct mt7996_sta_link,
- wcid);
- mt76_wcid_add_poll(&dev->mt76, &msta_link->wcid);
+ link_sta = rcu_dereference(sta->link[wcid->link_id]);
+ if (!link_sta)
+ goto next;
+
+ mt76_wcid_add_poll(&dev->mt76, wcid);
next:
/* ver 7 has a new DW with pair = 1, skip it */
if (ver == 7 && ((void *)(cur_info + 1) < end) &&
@@ -1289,7 +1283,8 @@ next:
if (!txwi)
continue;
- mt7996_txwi_free(dev, txwi, sta, &free_list);
+ mt7996_txwi_free(dev, txwi, link_sta, wcid,
+ &free_list);
}
}
@@ -1471,12 +1466,9 @@ static void mt7996_mac_add_txs(struct mt7996_dev *dev, void *data)
if (pid < MT_PACKET_ID_NO_SKB)
return;
- if (wcidx >= mt7996_wtbl_size(dev))
- return;
-
rcu_read_lock();
- wcid = rcu_dereference(dev->mt76.wcid[wcidx]);
+ wcid = mt76_wcid_ptr(dev, wcidx);
if (!wcid)
goto out;
@@ -1748,7 +1740,7 @@ void mt7996_tx_token_put(struct mt7996_dev *dev)
spin_lock_bh(&dev->mt76.token_lock);
idr_for_each_entry(&dev->mt76.token, txwi, id) {
- mt7996_txwi_free(dev, txwi, NULL, NULL);
+ mt7996_txwi_free(dev, txwi, NULL, NULL, NULL);
dev->mt76.token_count--;
}
spin_unlock_bh(&dev->mt76.token_lock);
@@ -2353,20 +2345,12 @@ void mt7996_mac_update_stats(struct mt7996_phy *phy)
void mt7996_mac_sta_rc_work(struct work_struct *work)
{
struct mt7996_dev *dev = container_of(work, struct mt7996_dev, rc_work);
- struct ieee80211_bss_conf *link_conf;
- struct ieee80211_link_sta *link_sta;
struct mt7996_sta_link *msta_link;
- struct mt7996_vif_link *link;
- struct mt76_vif_link *mlink;
- struct ieee80211_sta *sta;
struct ieee80211_vif *vif;
- struct mt7996_sta *msta;
struct mt7996_vif *mvif;
LIST_HEAD(list);
u32 changed;
- u8 link_id;
- rcu_read_lock();
spin_lock_bh(&dev->mt76.sta_poll_lock);
list_splice_init(&dev->sta_rc_list, &list);
@@ -2377,46 +2361,28 @@ void mt7996_mac_sta_rc_work(struct work_struct *work)
changed = msta_link->changed;
msta_link->changed = 0;
-
- sta = wcid_to_sta(&msta_link->wcid);
- link_id = msta_link->wcid.link_id;
- msta = msta_link->sta;
- mvif = msta->vif;
- vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
-
- mlink = rcu_dereference(mvif->mt76.link[link_id]);
- if (!mlink)
- continue;
-
- link_sta = rcu_dereference(sta->link[link_id]);
- if (!link_sta)
- continue;
-
- link_conf = rcu_dereference(vif->link_conf[link_id]);
- if (!link_conf)
- continue;
+ mvif = msta_link->sta->vif;
+ vif = container_of((void *)mvif, struct ieee80211_vif,
+ drv_priv);
spin_unlock_bh(&dev->mt76.sta_poll_lock);
- link = (struct mt7996_vif_link *)mlink;
-
if (changed & (IEEE80211_RC_SUPP_RATES_CHANGED |
IEEE80211_RC_NSS_CHANGED |
IEEE80211_RC_BW_CHANGED))
- mt7996_mcu_add_rate_ctrl(dev, vif, link_conf,
- link_sta, link, msta_link,
+ mt7996_mcu_add_rate_ctrl(dev, msta_link->sta, vif,
+ msta_link->wcid.link_id,
true);
if (changed & IEEE80211_RC_SMPS_CHANGED)
- mt7996_mcu_set_fixed_field(dev, link_sta, link,
- msta_link, NULL,
+ mt7996_mcu_set_fixed_field(dev, msta_link->sta, NULL,
+ msta_link->wcid.link_id,
RATE_PARAM_MMPS_UPDATE);
spin_lock_bh(&dev->mt76.sta_poll_lock);
}
spin_unlock_bh(&dev->mt76.sta_poll_lock);
- rcu_read_unlock();
}
void mt7996_mac_work(struct work_struct *work)