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mt76: mt7921: introduce beacon_loss mcu event

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If device has enabled beacon hw filter rx beacons are not reported to
the host. Introduce beacon_loss mcu event to trigger mac80211 mlme
connection state machine in this configuration.
IEEE80211_VIF_BEACON_FILTER has not set in vif flags since hw beacon
filter is not enabled yet

Co-developed-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Lorenzo Bianconi <[email protected]>
Co-developed-by: Soul Huang <[email protected]>
Signed-off-by: Soul Huang <[email protected]>
Signed-off-by: Sean Wang <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Sean Wang
2021-01-29 18:18:44 +01:00
committed by Felix Fietkau
parent e67d5216f1
commit cb99bf4655
2 changed files with 41 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
mt7921/mcu.c
+35
View File
@@ -543,6 +543,40 @@ mt7921_mcu_scan_event(struct mt7921_dev *dev, struct sk_buff *skb)
MT7921_HW_SCAN_TIMEOUT);
}
static void
mt7921_mcu_beacon_loss_iter(void *priv, u8 *mac, struct ieee80211_vif *vif)
{
struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
struct mt7921_beacon_loss_event *event = priv;
if (mvif->mt76.idx != event->bss_idx)
return;
if (!(vif->driver_flags & IEEE80211_VIF_BEACON_FILTER))
return;
ieee80211_beacon_loss(vif);
}
static void
mt7921_mcu_beacon_loss_event(struct mt7921_dev *dev, struct sk_buff *skb)
{
struct mt7921_beacon_loss_event *event;
struct mt76_phy *mphy;
u8 band_idx = 0; /* DBDC support */
skb_pull(skb, sizeof(struct mt7921_mcu_rxd));
event = (struct mt7921_beacon_loss_event *)skb->data;
if (band_idx && dev->mt76.phy2)
mphy = dev->mt76.phy2;
else
mphy = &dev->mt76.phy;
ieee80211_iterate_active_interfaces_atomic(mphy->hw,
IEEE80211_IFACE_ITER_RESUME_ALL,
mt7921_mcu_beacon_loss_iter, event);
}
static void
mt7921_mcu_bss_event(struct mt7921_dev *dev, struct sk_buff *skb)
{
@@ -593,6 +627,7 @@ mt7921_mcu_rx_unsolicited_event(struct mt7921_dev *dev, struct sk_buff *skb)
switch (rxd->eid) {
case MCU_EVENT_BSS_BEACON_LOSS:
mt7921_mcu_beacon_loss_event(dev, skb);
break;
case MCU_EVENT_SCHED_SCAN_DONE:
case MCU_EVENT_SCAN_DONE:
mt7921/mcu.h
+6
View File
@@ -784,6 +784,12 @@ struct mt7921_bss_qos_tlv {
u8 pad[3];
} __packed;
struct mt7921_beacon_loss_event {
u8 bss_idx;
u8 reason;
u8 pad[2];
} __packed;
struct mt7921_mcu_scan_ssid {
__le32 ssid_len;
u8 ssid[IEEE80211_MAX_SSID_LEN];