From: Sean Wang <sean.wang@xxxxxxxxxxxx>
Introduce BSS absence event that is reported when the fw
is leaving or entering current operational channel.
Signed-off-by: Sean Wang <sean.wang@xxxxxxxxxxxx>
Co-developed-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx>
---
.../net/wireless/mediatek/mt76/mt7615/mcu.c | 24 +++++++++++++++++++
.../net/wireless/mediatek/mt76/mt7615/mcu.h | 8 +++++++
2 files changed, 32 insertions(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 193808cca905..5385d16e435d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -339,6 +339,26 @@ mt7615_mcu_scan_event(struct mt7615_dev *dev, struct sk_buff *skb)
MT7615_HW_SCAN_TIMEOUT);
}
+static void
+mt7615_mcu_bss_event(struct mt7615_dev *dev, struct sk_buff *skb)
+{
+ struct mt7615_mcu_bss_event *event;
+ struct mt76_phy *mphy;
+
+ event = (struct mt7615_mcu_bss_event *)(skb->data +
+ sizeof(struct mt7615_mcu_rxd));
+
+ if (event->bss_idx && dev->mt76.phy2)
+ mphy = dev->mt76.phy2;
+ else
+ mphy = &dev->mt76.phy;
+
+ if (event->is_absent)
+ ieee80211_stop_queues(mphy->hw);
+ else
+ ieee80211_wake_queues(mphy->hw);
+}
+
static void
mt7615_mcu_rx_unsolicited_event(struct mt7615_dev *dev, struct sk_buff *skb)
{
@@ -352,6 +372,9 @@ mt7615_mcu_rx_unsolicited_event(struct mt7615_dev *dev, struct sk_buff *skb)
case MCU_EVENT_SCAN_DONE:
mt7615_mcu_scan_event(dev, skb);
return;
+ case MCU_EVENT_BSS_ABSENCE:
+ mt7615_mcu_bss_event(dev, skb);
+ break;
default:
break;
}
@@ -367,6 +390,7 @@ void mt7615_mcu_rx_event(struct mt7615_dev *dev, struct sk_buff *skb)
rxd->ext_eid == MCU_EXT_EVENT_ASSERT_DUMP ||
rxd->ext_eid == MCU_EXT_EVENT_PS_SYNC ||
rxd->eid == MCU_EVENT_SCHED_SCAN_DONE ||
+ rxd->eid == MCU_EVENT_BSS_ABSENCE ||
rxd->eid == MCU_EVENT_SCAN_DONE ||
!rxd->seq)
mt7615_mcu_rx_unsolicited_event(dev, skb);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
index 7e55da2b6573..e6a927fd209f 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.h
@@ -82,6 +82,7 @@ enum {
MCU_EVENT_ACCESS_REG = 0x02,
MCU_EVENT_MT_PATCH_SEM = 0x04,
MCU_EVENT_SCAN_DONE = 0x0d,
+ MCU_EVENT_BSS_ABSENCE = 0x11,
MCU_EVENT_CH_PRIVILEGE = 0x18,
MCU_EVENT_SCHED_SCAN_DONE = 0x23,
MCU_EVENT_EXT = 0xed,
@@ -398,6 +399,13 @@ struct nt7615_sched_scan_done {
__le16 pad;
} __packed;
+struct mt7615_mcu_bss_event {
+ u8 bss_idx;
+ u8 is_absent;
+ u8 free_quota;
+ u8 pad;
+} __packed;
+
/* offload mcu commands */
enum {
MCU_CMD_START_HW_SCAN = MCU_CE_PREFIX | 0x03,
--
2.25.1
