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mt76: replace sta_add/remove ops with common sta_state function 

Allows adding unassociated stations from mac80211

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
This commit is contained in:
Felix Fietkau 2018-11-16 10:49:14 +01:00
parent 54f1bf8a9f
commit e28487ea84
10 changed files with 95 additions and 52 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

64
drivers/net/wireless/mediatek/mt76/mac80211.c
View File

@ -631,8 +631,43 @@ void mt76_rx_poll_complete(struct mt76_dev *dev, enum mt76_rxq_id q,
}
EXPORT_SYMBOL_GPL(mt76_rx_poll_complete);
void mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
static int
mt76_sta_add(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
int ret;
int i;
mutex_lock(&dev->mutex);
ret = dev->drv->sta_add(dev, vif, sta);
if (ret)
goto out;
for (i = 0; i < ARRAY_SIZE(sta->txq); i++) {
struct mt76_txq *mtxq;
if (!sta->txq[i])
continue;
mtxq = (struct mt76_txq *)sta->txq[i]->drv_priv;
mtxq->wcid = wcid;
mt76_txq_init(dev, sta->txq[i]);
}
rcu_assign_pointer(dev->wcid[wcid->idx], wcid);
out:
mutex_unlock(&dev->mutex);
return ret;
}
static void
mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
int idx = wcid->idx;
@ -642,10 +677,33 @@ void mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
synchronize_rcu();
mutex_lock(&dev->mutex);
if (dev->drv->sta_remove)
dev->drv->sta_remove(dev, vif, sta);
mt76_tx_status_check(dev, wcid, true);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++)
mt76_txq_remove(dev, sta->txq[i]);
mt76_wcid_free(dev->wcid_mask, idx);
mutex_unlock(&dev->mutex);
}
EXPORT_SYMBOL_GPL(mt76_sta_remove);
int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state)
{
struct mt76_dev *dev = hw->priv;
if (old_state == IEEE80211_STA_NOTEXIST &&
new_state == IEEE80211_STA_NONE)
return mt76_sta_add(dev, vif, sta);
if (old_state == IEEE80211_STA_NONE &&
new_state == IEEE80211_STA_NOTEXIST)
mt76_sta_remove(dev, vif, sta);
return 0;
}
EXPORT_SYMBOL_GPL(mt76_sta_state);

12
drivers/net/wireless/mediatek/mt76/mt76.h
View File

@ -288,6 +288,12 @@ struct mt76_driver_ops {
void (*sta_ps)(struct mt76_dev *dev, struct ieee80211_sta *sta,
bool ps);
int (*sta_add)(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void (*sta_remove)(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
};
struct mt76_channel_state {
@ -664,8 +670,10 @@ void mt76_tx_status_skb_done(struct mt76_dev *dev, struct sk_buff *skb,
void mt76_tx_complete_skb(struct mt76_dev *dev, struct sk_buff *skb);
void mt76_tx_status_check(struct mt76_dev *dev, struct mt76_wcid *wcid,
bool flush);
void mt76_sta_remove(struct mt76_dev *dev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
int mt76_sta_state(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta,
enum ieee80211_sta_state old_state,
enum ieee80211_sta_state new_state);
struct ieee80211_sta *mt76_rx_convert(struct sk_buff *skb);

5
drivers/net/wireless/mediatek/mt76/mt76x0/pci.c
View File

@ -90,8 +90,7 @@ static const struct ieee80211_ops mt76x0e_ops = {
.config = mt76x0_config,
.configure_filter = mt76x02_configure_filter,
.bss_info_changed = mt76x02_bss_info_changed,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
.sta_state = mt76_sta_state,
.set_key = mt76x02_set_key,
.conf_tx = mt76x02_conf_tx,
.sw_scan_start = mt76x02_sw_scan,
@ -162,6 +161,8 @@ mt76x0e_probe(struct pci_dev *pdev, const struct pci_device_id *id)
.rx_skb = mt76x02_queue_rx_skb,
.rx_poll_complete = mt76x02_rx_poll_complete,
.sta_ps = mt76x02_sta_ps,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
};
struct mt76x02_dev *dev;
int ret;

5
drivers/net/wireless/mediatek/mt76/mt76x0/usb.c
View File

@ -146,8 +146,7 @@ static const struct ieee80211_ops mt76x0u_ops = {
.config = mt76x0_config,
.configure_filter = mt76x02_configure_filter,
.bss_info_changed = mt76x02_bss_info_changed,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
.sta_state = mt76_sta_state,
.set_key = mt76x02_set_key,
.conf_tx = mt76x02_conf_tx,
.sw_scan_start = mt76x02_sw_scan,
@ -219,6 +218,8 @@ static int mt76x0u_probe(struct usb_interface *usb_intf,
.tx_complete_skb = mt76x02u_tx_complete_skb,
.tx_status_data = mt76x02_tx_status_data,
.rx_skb = mt76x02_queue_rx_skb,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
};
struct usb_device *usb_dev = interface_to_usbdev(usb_intf);
struct mt76x02_dev *dev;

8
drivers/net/wireless/mediatek/mt76/mt76x02.h
View File

@ -110,10 +110,10 @@ void mt76x02_init_device(struct mt76x02_dev *dev);
void mt76x02_configure_filter(struct ieee80211_hw *hw,
unsigned int changed_flags,
unsigned int *total_flags, u64 multicast);
int mt76x02_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
int mt76x02_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
int mt76x02_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void mt76x02_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta);
void mt76x02_config_mac_addr_list(struct mt76x02_dev *dev);
void mt76x02_vif_init(struct mt76x02_dev *dev, struct ieee80211_vif *vif,

43
drivers/net/wireless/mediatek/mt76/mt76x02_util.c
View File

@ -167,23 +167,17 @@ void mt76x02_configure_filter(struct ieee80211_hw *hw,
}
EXPORT_SYMBOL_GPL(mt76x02_configure_filter);
int mt76x02_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
int mt76x02_sta_add(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x02_dev *dev = hw->priv;
struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76);
struct mt76x02_sta *msta = (struct mt76x02_sta *)sta->drv_priv;
struct mt76x02_vif *mvif = (struct mt76x02_vif *)vif->drv_priv;
int ret = 0;
int idx = 0;
int i;
mutex_lock(&dev->mt76.mutex);
idx = mt76_wcid_alloc(dev->mt76.wcid_mask, ARRAY_SIZE(dev->mt76.wcid));
if (idx < 0) {
ret = -ENOSPC;
goto out;
}
if (idx < 0)
return -ENOSPC;
msta->vif = mvif;
msta->wcid.sta = 1;
@ -191,46 +185,25 @@ int mt76x02_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
msta->wcid.hw_key_idx = -1;
mt76x02_mac_wcid_setup(dev, idx, mvif->idx, sta->addr);
mt76x02_mac_wcid_set_drop(dev, idx, false);
for (i = 0; i < ARRAY_SIZE(sta->txq); i++) {
struct mt76_txq *mtxq;
if (!sta->txq[i])
continue;
mtxq = (struct mt76_txq *) sta->txq[i]->drv_priv;
mtxq->wcid = &msta->wcid;
mt76_txq_init(&dev->mt76, sta->txq[i]);
}
if (vif->type == NL80211_IFTYPE_AP)
set_bit(MT_WCID_FLAG_CHECK_PS, &msta->wcid.flags);
ewma_signal_init(&msta->rssi);
rcu_assign_pointer(dev->mt76.wcid[idx], &msta->wcid);
out:
mutex_unlock(&dev->mt76.mutex);
return ret;
return 0;
}
EXPORT_SYMBOL_GPL(mt76x02_sta_add);
int mt76x02_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
void mt76x02_sta_remove(struct mt76_dev *mdev, struct ieee80211_vif *vif,
struct ieee80211_sta *sta)
{
struct mt76x02_dev *dev = hw->priv;
struct mt76x02_dev *dev = container_of(mdev, struct mt76x02_dev, mt76);
struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
int idx = wcid->idx;
mt76_sta_remove(&dev->mt76, vif, sta);
mutex_lock(&dev->mt76.mutex);
mt76x02_mac_wcid_set_drop(dev, idx, true);
mt76x02_mac_wcid_setup(dev, idx, 0, NULL);
mutex_unlock(&dev->mt76.mutex);
return 0;
}
EXPORT_SYMBOL_GPL(mt76x02_sta_remove);

2
drivers/net/wireless/mediatek/mt76/mt76x2/pci_init.c
View File

@ -323,6 +323,8 @@ struct mt76x02_dev *mt76x2_alloc_device(struct device *pdev)
.rx_skb = mt76x02_queue_rx_skb,
.rx_poll_complete = mt76x02_rx_poll_complete,
.sta_ps = mt76x02_sta_ps,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
};
struct mt76x02_dev *dev;
struct mt76_dev *mdev;

3
drivers/net/wireless/mediatek/mt76/mt76x2/pci_main.c
View File

@ -182,8 +182,7 @@ const struct ieee80211_ops mt76x2_ops = {
.config = mt76x2_config,
.configure_filter = mt76x02_configure_filter,
.bss_info_changed = mt76x02_bss_info_changed,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
.sta_state = mt76_sta_state,
.set_key = mt76x02_set_key,
.conf_tx = mt76x02_conf_tx,
.sw_scan_start = mt76x02_sw_scan,

2
drivers/net/wireless/mediatek/mt76/mt76x2/usb_init.c
View File

@ -141,6 +141,8 @@ struct mt76x02_dev *mt76x2u_alloc_device(struct device *pdev)
.tx_complete_skb = mt76x02u_tx_complete_skb,
.tx_status_data = mt76x02_tx_status_data,
.rx_skb = mt76x02_queue_rx_skb,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
};
struct mt76x02_dev *dev;
struct mt76_dev *mdev;

3
drivers/net/wireless/mediatek/mt76/mt76x2/usb_main.c
View File

@ -127,8 +127,7 @@ const struct ieee80211_ops mt76x2u_ops = {
.stop = mt76x2u_stop,
.add_interface = mt76x2u_add_interface,
.remove_interface = mt76x02_remove_interface,
.sta_add = mt76x02_sta_add,
.sta_remove = mt76x02_sta_remove,
.sta_state = mt76_sta_state,
.set_key = mt76x02_set_key,
.ampdu_action = mt76x02_ampdu_action,
.config = mt76x2u_config,