1 files changed, 11 insertions, 217 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
index f9547d27356e..8dd60408b117 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci_mac.c
@@ -5,37 +5,6 @@
 #include "../dma.h"
 #include "mac.h"
 
-static void
-mt7921_write_hw_txp(struct mt7921_dev *dev, struct mt76_tx_info *tx_info,
-		    void *txp_ptr, u32 id)
-{
-	struct mt7921_hw_txp *txp = txp_ptr;
-	struct mt7921_txp_ptr *ptr = &txp->ptr[0];
-	int i, nbuf = tx_info->nbuf - 1;
-
-	tx_info->buf[0].len = MT_TXD_SIZE + sizeof(*txp);
-	tx_info->nbuf = 1;
-
-	txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID);
-
-	for (i = 0; i < nbuf; i++) {
-		u16 len = tx_info->buf[i + 1].len & MT_TXD_LEN_MASK;
-		u32 addr = tx_info->buf[i + 1].addr;
-
-		if (i == nbuf - 1)
-			len |= MT_TXD_LEN_LAST;
-
-		if (i & 1) {
-			ptr->buf1 = cpu_to_le32(addr);
-			ptr->len1 = cpu_to_le16(len);
-			ptr++;
-		} else {
-			ptr->buf0 = cpu_to_le32(addr);
-			ptr->len0 = cpu_to_le16(len);
-		}
-	}
-}
-
 int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 			   enum mt76_txq_id qid, struct mt76_wcid *wcid,
 			   struct ieee80211_sta *sta,
@@ -44,8 +13,8 @@ int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx_info->skb);
 	struct ieee80211_key_conf *key = info->control.hw_key;
+	struct mt76_connac_hw_txp *txp;
 	struct mt76_txwi_cache *t;
-	struct mt7921_txp_common *txp;
 	int id, pid;
 	u8 *txwi = (u8 *)txwi_ptr;
 
@@ -72,198 +41,18 @@ int mt7921e_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
 	}
 
 	pid = mt76_tx_status_skb_add(mdev, wcid, tx_info->skb);
-	mt7921_mac_write_txwi(dev, txwi_ptr, tx_info->skb, wcid, key,
-			      pid, false);
+	mt76_connac2_mac_write_txwi(mdev, txwi_ptr, tx_info->skb, wcid, key,
+				    pid, qid, 0);
 
-	txp = (struct mt7921_txp_common *)(txwi + MT_TXD_SIZE);
-	memset(txp, 0, sizeof(struct mt7921_txp_common));
-	mt7921_write_hw_txp(dev, tx_info, txp, id);
+	txp = (struct mt76_connac_hw_txp *)(txwi + MT_TXD_SIZE);
+	memset(txp, 0, sizeof(struct mt76_connac_hw_txp));
+	mt76_connac_write_hw_txp(mdev, tx_info, txp, id);
 
 	tx_info->skb = DMA_DUMMY_DATA;
 
 	return 0;
 }
 
-static void
-mt7921_txp_skb_unmap(struct mt76_dev *dev, struct mt76_txwi_cache *t)
-{
-	struct mt7921_txp_common *txp;
-	int i;
-
-	txp = mt7921_txwi_to_txp(dev, t);
-
-	for (i = 0; i < ARRAY_SIZE(txp->hw.ptr); i++) {
-		struct mt7921_txp_ptr *ptr = &txp->hw.ptr[i];
-		bool last;
-		u16 len;
-
-		len = le16_to_cpu(ptr->len0);
-		last = len & MT_TXD_LEN_LAST;
-		len &= MT_TXD_LEN_MASK;
-		dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf0), len,
-				 DMA_TO_DEVICE);
-		if (last)
-			break;
-
-		len = le16_to_cpu(ptr->len1);
-		last = len & MT_TXD_LEN_LAST;
-		len &= MT_TXD_LEN_MASK;
-		dma_unmap_single(dev->dev, le32_to_cpu(ptr->buf1), len,
-				 DMA_TO_DEVICE);
-		if (last)
-			break;
-	}
-}
-
-static void
-mt7921_txwi_free(struct mt7921_dev *dev, struct mt76_txwi_cache *t,
-		 struct ieee80211_sta *sta, bool clear_status,
-		 struct list_head *free_list)
-{
-	struct mt76_dev *mdev = &dev->mt76;
-	__le32 *txwi;
-	u16 wcid_idx;
-
-	mt7921_txp_skb_unmap(mdev, t);
-	if (!t->skb)
-		goto out;
-
-	txwi = (__le32 *)mt76_get_txwi_ptr(mdev, t);
-	if (sta) {
-		struct mt76_wcid *wcid = (struct mt76_wcid *)sta->drv_priv;
-
-		if (likely(t->skb->protocol != cpu_to_be16(ETH_P_PAE)))
-			mt7921_tx_check_aggr(sta, txwi);
-
-		wcid_idx = wcid->idx;
-	} else {
-		wcid_idx = FIELD_GET(MT_TXD1_WLAN_IDX, le32_to_cpu(txwi[1]));
-	}
-
-	__mt76_tx_complete_skb(mdev, wcid_idx, t->skb, free_list);
-
-out:
-	t->skb = NULL;
-	mt76_put_txwi(mdev, t);
-}
-
-static void
-mt7921_mac_tx_free(struct mt7921_dev *dev, struct sk_buff *skb)
-{
-	struct mt7921_tx_free *free = (struct mt7921_tx_free *)skb->data;
-	struct mt76_dev *mdev = &dev->mt76;
-	struct mt76_txwi_cache *txwi;
-	struct ieee80211_sta *sta = NULL;
-	LIST_HEAD(free_list);
-	struct sk_buff *tmp;
-	bool wake = false;
-	u8 i, count;
-
-	/* clean DMA queues and unmap buffers first */
-	mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_PSD], false);
-	mt76_queue_tx_cleanup(dev, dev->mphy.q_tx[MT_TXQ_BE], false);
-
-	/* TODO: MT_TX_FREE_LATENCY is msdu time from the TXD is queued into PLE,
-	 * to the time ack is received or dropped by hw (air + hw queue time).
-	 * Should avoid accessing WTBL to get Tx airtime, and use it instead.
-	 */
-	count = FIELD_GET(MT_TX_FREE_MSDU_CNT, le16_to_cpu(free->ctrl));
-	for (i = 0; i < count; i++) {
-		u32 msdu, info = le32_to_cpu(free->info[i]);
-		u8 stat;
-
-		/* 1'b1: new wcid pair.
-		 * 1'b0: msdu_id with the same 'wcid pair' as above.
-		 */
-		if (info & MT_TX_FREE_PAIR) {
-			struct mt7921_sta *msta;
-			struct mt76_wcid *wcid;
-			u16 idx;
-
-			count++;
-			idx = FIELD_GET(MT_TX_FREE_WLAN_ID, info);
-			wcid = rcu_dereference(dev->mt76.wcid[idx]);
-			sta = wcid_to_sta(wcid);
-			if (!sta)
-				continue;
-
-			msta = container_of(wcid, struct mt7921_sta, wcid);
-			spin_lock_bh(&dev->sta_poll_lock);
-			if (list_empty(&msta->poll_list))
-				list_add_tail(&msta->poll_list, &dev->sta_poll_list);
-			spin_unlock_bh(&dev->sta_poll_lock);
-			continue;
-		}
-
-		msdu = FIELD_GET(MT_TX_FREE_MSDU_ID, info);
-		stat = FIELD_GET(MT_TX_FREE_STATUS, info);
-
-		txwi = mt76_token_release(mdev, msdu, &wake);
-		if (!txwi)
-			continue;
-
-		mt7921_txwi_free(dev, txwi, sta, stat, &free_list);
-	}
-
-	if (wake)
-		mt76_set_tx_blocked(&dev->mt76, false);
-
-	napi_consume_skb(skb, 1);
-
-	list_for_each_entry_safe(skb, tmp, &free_list, list) {
-		skb_list_del_init(skb);
-		napi_consume_skb(skb, 1);
-	}
-
-	rcu_read_lock();
-	mt7921_mac_sta_poll(dev);
-	rcu_read_unlock();
-
-	mt76_worker_schedule(&dev->mt76.tx_worker);
-}
-
-void mt7921e_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
-			  struct sk_buff *skb)
-{
-	struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
-	__le32 *rxd = (__le32 *)skb->data;
-	enum rx_pkt_type type;
-
-	type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0]));
-
-	switch (type) {
-	case PKT_TYPE_TXRX_NOTIFY:
-		mt7921_mac_tx_free(dev, skb);
-		break;
-	default:
-		mt7921_queue_rx_skb(mdev, q, skb);
-		break;
-	}
-}
-
-void mt7921e_tx_complete_skb(struct mt76_dev *mdev, struct mt76_queue_entry *e)
-{
-	if (!e->txwi) {
-		dev_kfree_skb_any(e->skb);
-		return;
-	}
-
-	/* error path */
-	if (e->skb == DMA_DUMMY_DATA) {
-		struct mt76_txwi_cache *t;
-		struct mt7921_txp_common *txp;
-		u16 token;
-
-		txp = mt7921_txwi_to_txp(mdev, e->txwi);
-		token = le16_to_cpu(txp->hw.msdu_id[0]) & ~MT_MSDU_ID_VALID;
-		t = mt76_token_put(mdev, token);
-		e->skb = t ? t->skb : NULL;
-	}
-
-	if (e->skb)
-		mt76_tx_complete_skb(mdev, e->wcid, e->skb);
-}
-
 void mt7921_tx_token_put(struct mt7921_dev *dev)
 {
 	struct mt76_txwi_cache *txwi;
@@ -314,6 +103,7 @@ int mt7921e_mac_reset(struct mt7921_dev *dev)
 	}
 	local_bh_enable();
 
+	dev->fw_assert = false;
 	clear_bit(MT76_MCU_RESET, &dev->mphy.state);
 
 	mt76_wr(dev, MT_WFDMA0_HOST_INT_ENA,
@@ -321,6 +111,10 @@ int mt7921e_mac_reset(struct mt7921_dev *dev)
 		MT_INT_MCU_CMD);
 	mt76_wr(dev, MT_PCIE_MAC_INT_ENABLE, 0xff);
 
+	err = mt7921e_driver_own(dev);
+	if (err)
+		goto out;
+
 	err = mt7921_run_firmware(dev);
 	if (err)
 		goto out;