1 files changed, 157 insertions, 52 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index ec10f95a4649..233998ca4857 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -116,7 +116,7 @@ void mt7921_mac_sta_poll(struct mt7921_dev *dev)
 		sta = container_of((void *)msta, struct ieee80211_sta,
 				   drv_priv);
 		for (i = 0; i < IEEE80211_NUM_ACS; i++) {
-			u8 q = mt7921_lmac_mapping(dev, i);
+			u8 q = mt76_connac_lmac_mapping(i);
 			u32 tx_cur = tx_time[q];
 			u32 rx_cur = rx_time[q];
 			u8 tid = ac_to_tid[i];
@@ -176,8 +176,8 @@ mt7921_mac_decode_he_radiotap_ru(struct mt76_rx_status *status,
 	u32 ru_h, ru_l;
 	u8 ru, offs = 0;
 
-	ru_l = FIELD_GET(MT_PRXV_HE_RU_ALLOC_L, le32_to_cpu(rxv[0]));
-	ru_h = FIELD_GET(MT_PRXV_HE_RU_ALLOC_H, le32_to_cpu(rxv[1]));
+	ru_l = le32_get_bits(rxv[0], MT_PRXV_HE_RU_ALLOC_L);
+	ru_h = le32_get_bits(rxv[1], MT_PRXV_HE_RU_ALLOC_H);
 	ru = (u8)(ru_l | ru_h << 4);
 
 	status->bw = RATE_INFO_BW_HE_RU;
@@ -247,19 +247,19 @@ mt7921_mac_decode_he_mu_radiotap(struct sk_buff *skb, __le32 *rxv)
 			 MU_PREP(FLAGS2_SIG_B_SYMS_USERS,
 				 le32_get_bits(rxv[2], MT_CRXV_HE_NUM_USER));
 
-	he_mu->ru_ch1[0] = FIELD_GET(MT_CRXV_HE_RU0, le32_to_cpu(rxv[3]));
+	he_mu->ru_ch1[0] = le32_get_bits(rxv[3], MT_CRXV_HE_RU0);
 
 	if (status->bw >= RATE_INFO_BW_40) {
 		he_mu->flags1 |= HE_BITS(MU_FLAGS1_CH2_RU_KNOWN);
 		he_mu->ru_ch2[0] =
-			FIELD_GET(MT_CRXV_HE_RU1, le32_to_cpu(rxv[3]));
+			le32_get_bits(rxv[3], MT_CRXV_HE_RU1);
 	}
 
 	if (status->bw >= RATE_INFO_BW_80) {
 		he_mu->ru_ch1[1] =
-			FIELD_GET(MT_CRXV_HE_RU2, le32_to_cpu(rxv[3]));
+			le32_get_bits(rxv[3], MT_CRXV_HE_RU2);
 		he_mu->ru_ch2[1] =
-			FIELD_GET(MT_CRXV_HE_RU3, le32_to_cpu(rxv[3]));
+			le32_get_bits(rxv[3], MT_CRXV_HE_RU3);
 	}
 }
 
@@ -304,15 +304,16 @@ mt7921_mac_decode_he_radiotap(struct sk_buff *skb, __le32 *rxv, u32 mode)
 	case MT_PHY_TYPE_HE_SU:
 		he->data1 |= HE_BITS(DATA1_FORMAT_SU) |
 			     HE_BITS(DATA1_UL_DL_KNOWN) |
-			     HE_BITS(DATA1_BEAM_CHANGE_KNOWN);
+			     HE_BITS(DATA1_BEAM_CHANGE_KNOWN) |
+			     HE_BITS(DATA1_BW_RU_ALLOC_KNOWN);
 
 		he->data3 |= HE_PREP(DATA3_BEAM_CHANGE, BEAM_CHNG, rxv[14]) |
 			     HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]);
-		he->data4 |= HE_PREP(DATA4_SU_MU_SPTL_REUSE, SR_MASK, rxv[11]);
 		break;
 	case MT_PHY_TYPE_HE_EXT_SU:
 		he->data1 |= HE_BITS(DATA1_FORMAT_EXT_SU) |
-			     HE_BITS(DATA1_UL_DL_KNOWN);
+			     HE_BITS(DATA1_UL_DL_KNOWN) |
+			     HE_BITS(DATA1_BW_RU_ALLOC_KNOWN);
 
 		he->data3 |= HE_PREP(DATA3_UL_DL, UPLINK, rxv[2]);
 		break;
@@ -402,15 +403,15 @@ mt7921_mac_assoc_rssi(struct mt7921_dev *dev, struct sk_buff *skb)
 static int mt7921_reverse_frag0_hdr_trans(struct sk_buff *skb, u16 hdr_gap)
 {
 	struct mt76_rx_status *status = (struct mt76_rx_status *)skb->cb;
+	struct ethhdr *eth_hdr = (struct ethhdr *)(skb->data + hdr_gap);
 	struct mt7921_sta *msta = (struct mt7921_sta *)status->wcid;
+	__le32 *rxd = (__le32 *)skb->data;
 	struct ieee80211_sta *sta;
 	struct ieee80211_vif *vif;
 	struct ieee80211_hdr hdr;
-	struct ethhdr eth_hdr;
-	__le32 *rxd = (__le32 *)skb->data;
-	__le32 qos_ctrl, ht_ctrl;
+	u16 frame_control;
 
-	if (FIELD_GET(MT_RXD3_NORMAL_ADDR_TYPE, le32_to_cpu(rxd[3])) !=
+	if (le32_get_bits(rxd[3], MT_RXD3_NORMAL_ADDR_TYPE) !=
 	    MT_RXD3_NORMAL_U2M)
 		return -EINVAL;
 
@@ -424,47 +425,52 @@ static int mt7921_reverse_frag0_hdr_trans(struct sk_buff *skb, u16 hdr_gap)
 	vif = container_of((void *)msta->vif, struct ieee80211_vif, drv_priv);
 
 	/* store the info from RXD and ethhdr to avoid being overridden */
-	memcpy(&eth_hdr, skb->data + hdr_gap, sizeof(eth_hdr));
-	hdr.frame_control = FIELD_GET(MT_RXD6_FRAME_CONTROL, rxd[6]);
-	hdr.seq_ctrl = FIELD_GET(MT_RXD8_SEQ_CTRL, rxd[8]);
-	qos_ctrl = FIELD_GET(MT_RXD8_QOS_CTL, rxd[8]);
-	ht_ctrl = FIELD_GET(MT_RXD9_HT_CONTROL, rxd[9]);
-
+	frame_control = le32_get_bits(rxd[6], MT_RXD6_FRAME_CONTROL);
+	hdr.frame_control = cpu_to_le16(frame_control);
+	hdr.seq_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_SEQ_CTRL));
 	hdr.duration_id = 0;
+
 	ether_addr_copy(hdr.addr1, vif->addr);
 	ether_addr_copy(hdr.addr2, sta->addr);
-	switch (le16_to_cpu(hdr.frame_control) &
-		(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) {
+	switch (frame_control & (IEEE80211_FCTL_TODS |
+				 IEEE80211_FCTL_FROMDS)) {
 	case 0:
 		ether_addr_copy(hdr.addr3, vif->bss_conf.bssid);
 		break;
 	case IEEE80211_FCTL_FROMDS:
-		ether_addr_copy(hdr.addr3, eth_hdr.h_source);
+		ether_addr_copy(hdr.addr3, eth_hdr->h_source);
 		break;
 	case IEEE80211_FCTL_TODS:
-		ether_addr_copy(hdr.addr3, eth_hdr.h_dest);
+		ether_addr_copy(hdr.addr3, eth_hdr->h_dest);
 		break;
 	case IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS:
-		ether_addr_copy(hdr.addr3, eth_hdr.h_dest);
-		ether_addr_copy(hdr.addr4, eth_hdr.h_source);
+		ether_addr_copy(hdr.addr3, eth_hdr->h_dest);
+		ether_addr_copy(hdr.addr4, eth_hdr->h_source);
 		break;
 	default:
 		break;
 	}
 
 	skb_pull(skb, hdr_gap + sizeof(struct ethhdr) - 2);
-	if (eth_hdr.h_proto == htons(ETH_P_AARP) ||
-	    eth_hdr.h_proto == htons(ETH_P_IPX))
+	if (eth_hdr->h_proto == cpu_to_be16(ETH_P_AARP) ||
+	    eth_hdr->h_proto == cpu_to_be16(ETH_P_IPX))
 		ether_addr_copy(skb_push(skb, ETH_ALEN), bridge_tunnel_header);
-	else if (eth_hdr.h_proto >= htons(ETH_P_802_3_MIN))
+	else if (be16_to_cpu(eth_hdr->h_proto) >= ETH_P_802_3_MIN)
 		ether_addr_copy(skb_push(skb, ETH_ALEN), rfc1042_header);
 	else
 		skb_pull(skb, 2);
 
 	if (ieee80211_has_order(hdr.frame_control))
-		memcpy(skb_push(skb, 2), &ht_ctrl, 2);
-	if (ieee80211_is_data_qos(hdr.frame_control))
-		memcpy(skb_push(skb, 2), &qos_ctrl, 2);
+		memcpy(skb_push(skb, IEEE80211_HT_CTL_LEN), &rxd[9],
+		       IEEE80211_HT_CTL_LEN);
+	if (ieee80211_is_data_qos(hdr.frame_control)) {
+		__le16 qos_ctrl;
+
+		qos_ctrl = cpu_to_le16(le32_get_bits(rxd[8], MT_RXD8_QOS_CTL));
+		memcpy(skb_push(skb, IEEE80211_QOS_CTL_LEN), &qos_ctrl,
+		       IEEE80211_QOS_CTL_LEN);
+	}
+
 	if (ieee80211_has_a4(hdr.frame_control))
 		memcpy(skb_push(skb, sizeof(hdr)), &hdr, sizeof(hdr));
 	else
@@ -666,9 +672,6 @@ mt7921_mac_fill_rx(struct mt7921_dev *dev, struct sk_buff *skb)
 					     status->chain_signal[i]);
 		}
 
-		if (status->signal == -128)
-			status->flag |= RX_FLAG_NO_SIGNAL_VAL;
-
 		stbc = FIELD_GET(MT_PRXV_STBC, v0);
 		gi = FIELD_GET(MT_PRXV_SGI, v0);
 		cck = false;
@@ -912,11 +915,18 @@ mt7921_mac_write_txwi_80211(struct mt7921_dev *dev, __le32 *txwi,
 		val = MT_TXD3_SN_VALID |
 		      FIELD_PREP(MT_TXD3_SEQ, IEEE80211_SEQ_TO_SN(seqno));
 		txwi[3] |= cpu_to_le32(val);
+		txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU);
 	}
 
-	val = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
-	      FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype);
-	txwi[7] |= cpu_to_le32(val);
+	if (mt76_is_mmio(&dev->mt76)) {
+		val = FIELD_PREP(MT_TXD7_TYPE, fc_type) |
+		      FIELD_PREP(MT_TXD7_SUB_TYPE, fc_stype);
+		txwi[7] |= cpu_to_le32(val);
+	} else {
+		val = FIELD_PREP(MT_TXD8_L_TYPE, fc_type) |
+		      FIELD_PREP(MT_TXD8_L_SUB_TYPE, fc_stype);
+		txwi[8] |= cpu_to_le32(val);
+	}
 }
 
 void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi,
@@ -950,7 +960,7 @@ void mt7921_mac_write_txwi(struct mt7921_dev *dev, __le32 *txwi,
 	} else {
 		p_fmt = is_mmio ? MT_TX_TYPE_CT : MT_TX_TYPE_SF;
 		q_idx = wmm_idx * MT7921_MAX_WMM_SETS +
-			mt7921_lmac_mapping(dev, skb_get_queue_mapping(skb));
+			mt76_connac_lmac_mapping(skb_get_queue_mapping(skb));
 	}
 
 	val = FIELD_PREP(MT_TXD0_TX_BYTES, skb->len + sz_txd) |
@@ -1016,7 +1026,7 @@ void mt7921_tx_check_aggr(struct ieee80211_sta *sta, __le32 *txwi)
 	if (!sta || !(sta->ht_cap.ht_supported || sta->he_cap.has_he))
 		return;
 
-	tid = FIELD_GET(MT_TXD1_TID, le32_to_cpu(txwi[1]));
+	tid = le32_get_bits(txwi[1], MT_TXD1_TID);
 	if (tid >= 6) /* skip VO queue */
 		return;
 
@@ -1092,7 +1102,6 @@ mt7921_mac_add_txs_skb(struct mt7921_dev *dev, struct mt76_wcid *wcid, int pid,
 		break;
 	case MT_PHY_TYPE_HT:
 	case MT_PHY_TYPE_HT_GF:
-		rate.mcs += (rate.nss - 1) * 8;
 		if (rate.mcs > 31)
 			goto out;
 
@@ -1156,18 +1165,13 @@ void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data)
 	struct mt76_wcid *wcid;
 	__le32 *txs_data = data;
 	u16 wcidx;
-	u32 txs;
 	u8 pid;
 
-	txs = le32_to_cpu(txs_data[0]);
-	if (FIELD_GET(MT_TXS0_TXS_FORMAT, txs) > 1)
+	if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) > 1)
 		return;
 
-	txs = le32_to_cpu(txs_data[2]);
-	wcidx = FIELD_GET(MT_TXS2_WCID, txs);
-
-	txs = le32_to_cpu(txs_data[3]);
-	pid = FIELD_GET(MT_TXS3_PID, txs);
+	wcidx = le32_get_bits(txs_data[2], MT_TXS2_WCID);
+	pid = le32_get_bits(txs_data[3], MT_TXS3_PID);
 
 	if (pid < MT_PACKET_ID_FIRST)
 		return;
@@ -1195,6 +1199,7 @@ void mt7921_mac_add_txs(struct mt7921_dev *dev, void *data)
 out:
 	rcu_read_unlock();
 }
+EXPORT_SYMBOL_GPL(mt7921_mac_add_txs);
 
 void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
 			 struct sk_buff *skb)
@@ -1205,8 +1210,8 @@ void mt7921_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
 	enum rx_pkt_type type;
 	u16 flag;
 
-	type = FIELD_GET(MT_RXD0_PKT_TYPE, le32_to_cpu(rxd[0]));
-	flag = FIELD_GET(MT_RXD0_PKT_FLAG, le32_to_cpu(rxd[0]));
+	type = le32_get_bits(rxd[0], MT_RXD0_PKT_TYPE);
+	flag = le32_get_bits(rxd[0], MT_RXD0_PKT_FLAG);
 
 	if (type == PKT_TYPE_RX_EVENT && flag == 0x1)
 		type = PKT_TYPE_NORMAL_MCU;
@@ -1548,7 +1553,16 @@ void mt7921_pm_power_save_work(struct work_struct *work)
 
 	delta = dev->pm.idle_timeout;
 	if (test_bit(MT76_HW_SCANNING, &mphy->state) ||
-	    test_bit(MT76_HW_SCHED_SCANNING, &mphy->state))
+	    test_bit(MT76_HW_SCHED_SCANNING, &mphy->state) ||
+	    dev->fw_assert)
+		goto out;
+
+	if (mutex_is_locked(&dev->mt76.mutex))
+		/* if mt76 mutex is held we should not put the device
+		 * to sleep since we are currently accessing device
+		 * register map. We need to wait for the next power_save
+		 * trigger.
+		 */
 		goto out;
 
 	if (time_is_after_jiffies(dev->pm.last_activity + delta)) {
@@ -1610,3 +1624,94 @@ void mt7921_coredump_work(struct work_struct *work)
 
 	mt7921_reset(&dev->mt76);
 }
+
+/* usb_sdio */
+static void
+mt7921_usb_sdio_write_txwi(struct mt7921_dev *dev, struct mt76_wcid *wcid,
+			   enum mt76_txq_id qid, struct ieee80211_sta *sta,
+			   struct ieee80211_key_conf *key, int pid,
+			   struct sk_buff *skb)
+{
+	__le32 *txwi = (__le32 *)(skb->data - MT_SDIO_TXD_SIZE);
+
+	memset(txwi, 0, MT_SDIO_TXD_SIZE);
+	mt7921_mac_write_txwi(dev, txwi, skb, wcid, key, pid, false);
+	skb_push(skb, MT_SDIO_TXD_SIZE);
+}
+
+int mt7921_usb_sdio_tx_prepare_skb(struct mt76_dev *mdev, void *txwi_ptr,
+				   enum mt76_txq_id qid, struct mt76_wcid *wcid,
+				   struct ieee80211_sta *sta,
+				   struct mt76_tx_info *tx_info)
+{
+	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 sk_buff *skb = tx_info->skb;
+	int err, pad, pktid, type;
+
+	if (unlikely(tx_info->skb->len <= ETH_HLEN))
+		return -EINVAL;
+
+	if (!wcid)
+		wcid = &dev->mt76.global_wcid;
+
+	if (sta) {
+		struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
+
+		if (time_after(jiffies, msta->last_txs + HZ / 4)) {
+			info->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS;
+			msta->last_txs = jiffies;
+		}
+	}
+
+	pktid = mt76_tx_status_skb_add(&dev->mt76, wcid, skb);
+	mt7921_usb_sdio_write_txwi(dev, wcid, qid, sta, key, pktid, skb);
+
+	type = mt76_is_sdio(mdev) ? MT7921_SDIO_DATA : 0;
+	mt7921_skb_add_usb_sdio_hdr(dev, skb, type);
+	pad = round_up(skb->len, 4) - skb->len;
+	if (mt76_is_usb(mdev))
+		pad += 4;
+
+	err = mt76_skb_adjust_pad(skb, pad);
+	if (err)
+		/* Release pktid in case of error. */
+		idr_remove(&wcid->pktid, pktid);
+
+	return err;
+}
+EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_prepare_skb);
+
+void mt7921_usb_sdio_tx_complete_skb(struct mt76_dev *mdev,
+				     struct mt76_queue_entry *e)
+{
+	__le32 *txwi = (__le32 *)(e->skb->data + MT_SDIO_HDR_SIZE);
+	unsigned int headroom = MT_SDIO_TXD_SIZE + MT_SDIO_HDR_SIZE;
+	struct ieee80211_sta *sta;
+	struct mt76_wcid *wcid;
+	u16 idx;
+
+	idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX);
+	wcid = rcu_dereference(mdev->wcid[idx]);
+	sta = wcid_to_sta(wcid);
+
+	if (sta && likely(e->skb->protocol != cpu_to_be16(ETH_P_PAE)))
+		mt7921_tx_check_aggr(sta, txwi);
+
+	skb_pull(e->skb, headroom);
+	mt76_tx_complete_skb(mdev, e->wcid, e->skb);
+}
+EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_complete_skb);
+
+bool mt7921_usb_sdio_tx_status_data(struct mt76_dev *mdev, u8 *update)
+{
+	struct mt7921_dev *dev = container_of(mdev, struct mt7921_dev, mt76);
+
+	mt7921_mutex_acquire(dev);
+	mt7921_mac_sta_poll(dev);
+	mt7921_mutex_release(dev);
+
+	return false;
+}
+EXPORT_SYMBOL_GPL(mt7921_usb_sdio_tx_status_data);