Merge branch 'hns3-next'

Salil Mehta says:

====================
Cleanups, minor additions & fixes for HNS3 driver

This patch-set contains cleans-ups, minor changes and fixes to the HNS3 driver.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/hisilicon/hns3/hnae3.h

@@ -84,10 +84,11 @@ struct hnae3_queue {
 
 /*hnae3 loop mode*/
 enum hnae3_loop {
-	HNAE3_MAC_INTER_LOOP_MAC,
-	HNAE3_MAC_INTER_LOOP_SERDES,
-	HNAE3_MAC_INTER_LOOP_PHY,
-	HNAE3_MAC_LOOP_NONE,
+	HNAE3_LOOP_APP,
+	HNAE3_LOOP_SERIAL_SERDES,
+	HNAE3_LOOP_PARALLEL_SERDES,
+	HNAE3_LOOP_PHY,
+	HNAE3_LOOP_NONE,
 };
 
 enum hnae3_client_type {
@@ -402,7 +403,7 @@ struct hnae3_ae_ops {
 	void (*get_channels)(struct hnae3_handle *handle,
 			     struct ethtool_channels *ch);
 	void (*get_tqps_and_rss_info)(struct hnae3_handle *h,
-				      u16 *free_tqps, u16 *max_rss_size);
+				      u16 *alloc_tqps, u16 *max_rss_size);
 	int (*set_channels)(struct hnae3_handle *handle, u32 new_tqps_num);
 	void (*get_flowctrl_adv)(struct hnae3_handle *handle,
 				 u32 *flowctrl_adv);
@@ -478,10 +479,11 @@ struct hnae3_unic_private_info {
 	struct hnae3_queue **tqp;  /* array base of all TQPs of this instance */
 };
 
-#define HNAE3_SUPPORT_MAC_LOOPBACK    BIT(0)
+#define HNAE3_SUPPORT_APP_LOOPBACK    BIT(0)
 #define HNAE3_SUPPORT_PHY_LOOPBACK    BIT(1)
-#define HNAE3_SUPPORT_SERDES_LOOPBACK BIT(2)
+#define HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK	BIT(2)
 #define HNAE3_SUPPORT_VF	      BIT(3)
+#define HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK	BIT(4)
 
 struct hnae3_handle {
 	struct hnae3_client *client;

drivers/net/ethernet/hisilicon/hns3/hns3_enet.c

@@ -225,8 +225,6 @@ void hns3_set_vector_coalesce_tx_gl(struct hns3_enet_tqp_vector *tqp_vector,
 static void hns3_vector_gl_rl_init(struct hns3_enet_tqp_vector *tqp_vector,
 				   struct hns3_nic_priv *priv)
 {
-	struct hnae3_handle *h = priv->ae_handle;
-
 	/* initialize the configuration for interrupt coalescing.
 	 * 1. GL (Interrupt Gap Limiter)
 	 * 2. RL (Interrupt Rate Limiter)
@@ -239,9 +237,6 @@ static void hns3_vector_gl_rl_init(struct hns3_enet_tqp_vector *tqp_vector,
 	tqp_vector->tx_group.coal.int_gl = HNS3_INT_GL_50K;
 	tqp_vector->rx_group.coal.int_gl = HNS3_INT_GL_50K;
 
-	/* Default: disable RL */
-	h->kinfo.int_rl_setting = 0;
-
 	tqp_vector->int_adapt_down = HNS3_INT_ADAPT_DOWN_START;
 	tqp_vector->rx_group.coal.flow_level = HNS3_FLOW_LOW;
 	tqp_vector->tx_group.coal.flow_level = HNS3_FLOW_LOW;
@@ -307,12 +302,12 @@ static int hns3_nic_set_real_num_queue(struct net_device *netdev)
 
 static u16 hns3_get_max_available_channels(struct hnae3_handle *h)
 {
-	u16 free_tqps, max_rss_size, max_tqps;
+	u16 alloc_tqps, max_rss_size, rss_size;
 
-	h->ae_algo->ops->get_tqps_and_rss_info(h, &free_tqps, &max_rss_size);
-	max_tqps = h->kinfo.num_tc * max_rss_size;
+	h->ae_algo->ops->get_tqps_and_rss_info(h, &alloc_tqps, &max_rss_size);
+	rss_size = alloc_tqps / h->kinfo.num_tc;
 
-	return min_t(u16, max_tqps, (free_tqps + h->kinfo.num_tqps));
+	return min_t(u16, rss_size, max_rss_size);
 }
 
 static int hns3_nic_net_up(struct net_device *netdev)
@@ -1491,13 +1486,11 @@ static int hns3_nic_change_mtu(struct net_device *netdev, int new_mtu)
 	}
 
 	ret = h->ae_algo->ops->set_mtu(h, new_mtu);
-	if (ret) {
+	if (ret)
 		netdev_err(netdev, "failed to change MTU in hardware %d\n",
 			   ret);
-		return ret;
-	}
-
-	netdev->mtu = new_mtu;
+	else
+		netdev->mtu = new_mtu;
 
 	/* if the netdev was running earlier, bring it up again */
 	if (if_running && hns3_nic_net_open(netdev))
@@ -1740,7 +1733,7 @@ static void hns3_set_default_feature(struct net_device *netdev)
 		NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
 		NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
 		NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
-		NETIF_F_GSO_UDP_TUNNEL_CSUM;
+		NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_SCTP_CRC;
 
 	netdev->hw_enc_features |= NETIF_F_TSO_MANGLEID;
 
@@ -1752,21 +1745,21 @@ static void hns3_set_default_feature(struct net_device *netdev)
 		NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
 		NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
 		NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
-		NETIF_F_GSO_UDP_TUNNEL_CSUM;
+		NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_SCTP_CRC;
 
 	netdev->vlan_features |=
 		NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM | NETIF_F_RXCSUM |
 		NETIF_F_SG | NETIF_F_GSO | NETIF_F_GRO |
 		NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
 		NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
-		NETIF_F_GSO_UDP_TUNNEL_CSUM;
+		NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_SCTP_CRC;
 
 	netdev->hw_features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM |
 		NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_CTAG_RX |
 		NETIF_F_RXCSUM | NETIF_F_SG | NETIF_F_GSO |
 		NETIF_F_GRO | NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_GSO_GRE |
 		NETIF_F_GSO_GRE_CSUM | NETIF_F_GSO_UDP_TUNNEL |
-		NETIF_F_GSO_UDP_TUNNEL_CSUM;
+		NETIF_F_GSO_UDP_TUNNEL_CSUM | NETIF_F_SCTP_CRC;
 
 	if (pdev->revision != 0x20)
 		netdev->hw_features |= NETIF_F_HW_VLAN_CTAG_FILTER;
@@ -3166,12 +3159,14 @@ static void hns3_nic_set_priv_ops(struct net_device *netdev)
 static int hns3_client_init(struct hnae3_handle *handle)
 {
 	struct pci_dev *pdev = handle->pdev;
+	u16 alloc_tqps, max_rss_size;
 	struct hns3_nic_priv *priv;
 	struct net_device *netdev;
 	int ret;
 
-	netdev = alloc_etherdev_mq(sizeof(struct hns3_nic_priv),
-				   hns3_get_max_available_channels(handle));
+	handle->ae_algo->ops->get_tqps_and_rss_info(handle, &alloc_tqps,
+						    &max_rss_size);
+	netdev = alloc_etherdev_mq(sizeof(struct hns3_nic_priv), alloc_tqps);
 	if (!netdev)
 		return -ENOMEM;
 
@@ -3490,6 +3485,31 @@ int hns3_nic_reset_all_ring(struct hnae3_handle *h)
 	return 0;
 }
 
+static void hns3_store_coal(struct hns3_nic_priv *priv)
+{
+	/* ethtool only support setting and querying one coal
+	 * configuation for now, so save the vector 0' coal
+	 * configuation here in order to restore it.
+	 */
+	memcpy(&priv->tx_coal, &priv->tqp_vector[0].tx_group.coal,
+	       sizeof(struct hns3_enet_coalesce));
+	memcpy(&priv->rx_coal, &priv->tqp_vector[0].rx_group.coal,
+	       sizeof(struct hns3_enet_coalesce));
+}
+
+static void hns3_restore_coal(struct hns3_nic_priv *priv)
+{
+	u16 vector_num = priv->vector_num;
+	int i;
+
+	for (i = 0; i < vector_num; i++) {
+		memcpy(&priv->tqp_vector[i].tx_group.coal, &priv->tx_coal,
+		       sizeof(struct hns3_enet_coalesce));
+		memcpy(&priv->tqp_vector[i].rx_group.coal, &priv->rx_coal,
+		       sizeof(struct hns3_enet_coalesce));
+	}
+}
+
 static int hns3_reset_notify_down_enet(struct hnae3_handle *handle)
 {
 	struct hnae3_knic_private_info *kinfo = &handle->kinfo;
@@ -3536,6 +3556,8 @@ static int hns3_reset_notify_init_enet(struct hnae3_handle *handle)
 	/* Carrier off reporting is important to ethtool even BEFORE open */
 	netif_carrier_off(netdev);
 
+	hns3_restore_coal(priv);
+
 	ret = hns3_nic_init_vector_data(priv);
 	if (ret)
 		return ret;
@@ -3563,6 +3585,8 @@ static int hns3_reset_notify_uninit_enet(struct hnae3_handle *handle)
 		return ret;
 	}
 
+	hns3_store_coal(priv);
+
 	ret = hns3_uninit_all_ring(priv);
 	if (ret)
 		netdev_err(netdev, "uninit ring error\n");
@@ -3597,24 +3621,7 @@ static int hns3_reset_notify(struct hnae3_handle *handle,
 	return ret;
 }
 
-static void hns3_restore_coal(struct hns3_nic_priv *priv,
-			      struct hns3_enet_coalesce *tx,
-			      struct hns3_enet_coalesce *rx)
-{
-	u16 vector_num = priv->vector_num;
-	int i;
-
-	for (i = 0; i < vector_num; i++) {
-		memcpy(&priv->tqp_vector[i].tx_group.coal, tx,
-		       sizeof(struct hns3_enet_coalesce));
-		memcpy(&priv->tqp_vector[i].rx_group.coal, rx,
-		       sizeof(struct hns3_enet_coalesce));
-	}
-}
-
-static int hns3_modify_tqp_num(struct net_device *netdev, u16 new_tqp_num,
-			       struct hns3_enet_coalesce *tx,
-			       struct hns3_enet_coalesce *rx)
+static int hns3_modify_tqp_num(struct net_device *netdev, u16 new_tqp_num)
 {
 	struct hns3_nic_priv *priv = netdev_priv(netdev);
 	struct hnae3_handle *h = hns3_get_handle(netdev);
@@ -3632,7 +3639,7 @@ static int hns3_modify_tqp_num(struct net_device *netdev, u16 new_tqp_num,
 	if (ret)
 		goto err_alloc_vector;
 
-	hns3_restore_coal(priv, tx, rx);
+	hns3_restore_coal(priv);
 
 	ret = hns3_nic_init_vector_data(priv);
 	if (ret)
@@ -3664,7 +3671,6 @@ int hns3_set_channels(struct net_device *netdev,
 	struct hns3_nic_priv *priv = netdev_priv(netdev);
 	struct hnae3_handle *h = hns3_get_handle(netdev);
 	struct hnae3_knic_private_info *kinfo = &h->kinfo;
-	struct hns3_enet_coalesce tx_coal, rx_coal;
 	bool if_running = netif_running(netdev);
 	u32 new_tqp_num = ch->combined_count;
 	u16 org_tqp_num;
@@ -3696,15 +3702,7 @@ int hns3_set_channels(struct net_device *netdev,
 		goto open_netdev;
 	}
 
-	/* Changing the tqp num may also change the vector num,
-	 * ethtool only support setting and querying one coal
-	 * configuation for now, so save the vector 0' coal
-	 * configuation here in order to restore it.
-	 */
-	memcpy(&tx_coal, &priv->tqp_vector[0].tx_group.coal,
-	       sizeof(struct hns3_enet_coalesce));
-	memcpy(&rx_coal, &priv->tqp_vector[0].rx_group.coal,
-	       sizeof(struct hns3_enet_coalesce));
+	hns3_store_coal(priv);
 
 	hns3_nic_dealloc_vector_data(priv);
 
@@ -3712,10 +3710,9 @@ int hns3_set_channels(struct net_device *netdev,
 	hns3_put_ring_config(priv);
 
 	org_tqp_num = h->kinfo.num_tqps;
-	ret = hns3_modify_tqp_num(netdev, new_tqp_num, &tx_coal, &rx_coal);
+	ret = hns3_modify_tqp_num(netdev, new_tqp_num);
 	if (ret) {
-		ret = hns3_modify_tqp_num(netdev, org_tqp_num,
-					  &tx_coal, &rx_coal);
+		ret = hns3_modify_tqp_num(netdev, org_tqp_num);
 		if (ret) {
 			/* If revert to old tqp failed, fatal error occurred */
 			dev_err(&netdev->dev,

drivers/net/ethernet/hisilicon/hns3/hns3_enet.h

@@ -543,6 +543,8 @@ struct hns3_nic_priv {
 	/* Vxlan/Geneve information */
 	struct hns3_udp_tunnel udp_tnl[HNS3_UDP_TNL_MAX];
 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
+	struct hns3_enet_coalesce tx_coal;
+	struct hns3_enet_coalesce rx_coal;
 };
 
 union l3_hdr_info {

drivers/net/ethernet/hisilicon/hns3/hns3_ethtool.c

@@ -53,7 +53,7 @@ static const struct hns3_stats hns3_rxq_stats[] = {
 
 #define HNS3_TQP_STATS_COUNT (HNS3_TXQ_STATS_COUNT + HNS3_RXQ_STATS_COUNT)
 
-#define HNS3_SELF_TEST_TYPE_NUM		2
+#define HNS3_SELF_TEST_TPYE_NUM         3
 #define HNS3_NIC_LB_TEST_PKT_NUM	1
 #define HNS3_NIC_LB_TEST_RING_ID	0
 #define HNS3_NIC_LB_TEST_PACKET_SIZE	128
@@ -78,8 +78,9 @@ static int hns3_lp_setup(struct net_device *ndev, enum hnae3_loop loop, bool en)
 		return -EOPNOTSUPP;
 
 	switch (loop) {
-	case HNAE3_MAC_INTER_LOOP_SERDES:
-	case HNAE3_MAC_INTER_LOOP_MAC:
+	case HNAE3_LOOP_SERIAL_SERDES:
+	case HNAE3_LOOP_PARALLEL_SERDES:
+	case HNAE3_LOOP_APP:
 		ret = h->ae_algo->ops->set_loopback(h, loop, en);
 		break;
 	default:
@@ -286,13 +287,18 @@ static void hns3_self_test(struct net_device *ndev,
 	if (eth_test->flags != ETH_TEST_FL_OFFLINE)
 		return;
 
-	st_param[HNAE3_MAC_INTER_LOOP_MAC][0] = HNAE3_MAC_INTER_LOOP_MAC;
-	st_param[HNAE3_MAC_INTER_LOOP_MAC][1] =
-			h->flags & HNAE3_SUPPORT_MAC_LOOPBACK;
+	st_param[HNAE3_LOOP_APP][0] = HNAE3_LOOP_APP;
+	st_param[HNAE3_LOOP_APP][1] =
+			h->flags & HNAE3_SUPPORT_APP_LOOPBACK;
 
-	st_param[HNAE3_MAC_INTER_LOOP_SERDES][0] = HNAE3_MAC_INTER_LOOP_SERDES;
-	st_param[HNAE3_MAC_INTER_LOOP_SERDES][1] =
-			h->flags & HNAE3_SUPPORT_SERDES_LOOPBACK;
+	st_param[HNAE3_LOOP_SERIAL_SERDES][0] = HNAE3_LOOP_SERIAL_SERDES;
+	st_param[HNAE3_LOOP_SERIAL_SERDES][1] =
+			h->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
+
+	st_param[HNAE3_LOOP_PARALLEL_SERDES][0] =
+			HNAE3_LOOP_PARALLEL_SERDES;
+	st_param[HNAE3_LOOP_PARALLEL_SERDES][1] =
+			h->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
 
 	if (if_running)
 		ndev->netdev_ops->ndo_stop(ndev);

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_cmd.h

@@ -778,6 +778,7 @@ struct hclge_reset_cmd {
 };
 
 #define HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B	BIT(0)
+#define HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B	BIT(2)
 #define HCLGE_CMD_SERDES_DONE_B			BIT(0)
 #define HCLGE_CMD_SERDES_SUCCESS_B		BIT(1)
 struct hclge_serdes_lb_cmd {

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_dcb.c

@@ -184,7 +184,9 @@ static int hclge_ieee_setets(struct hnae3_handle *h, struct ieee_ets *ets)
 	if (ret)
 		return ret;
 
-	hclge_tm_schd_info_update(hdev, num_tc);
+	ret = hclge_tm_schd_info_update(hdev, num_tc);
+	if (ret)
+		return ret;
 
 	ret = hclge_ieee_ets_to_tm_info(hdev, ets);
 	if (ret)
@@ -310,7 +312,9 @@ static int hclge_setup_tc(struct hnae3_handle *h, u8 tc, u8 *prio_tc)
 		return -EINVAL;
 	}
 
-	hclge_tm_schd_info_update(hdev, tc);
+	ret = hclge_tm_schd_info_update(hdev, tc);
+	if (ret)
+		return ret;
 
 	ret = hclge_tm_prio_tc_info_update(hdev, prio_tc);
 	if (ret)

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c

@@ -49,8 +49,9 @@ static const struct pci_device_id ae_algo_pci_tbl[] = {
 MODULE_DEVICE_TABLE(pci, ae_algo_pci_tbl);
 
 static const char hns3_nic_test_strs[][ETH_GSTRING_LEN] = {
-	"Mac    Loopback test",
-	"Serdes Loopback test",
+	"App    Loopback test",
+	"Serdes serial Loopback test",
+	"Serdes parallel Loopback test",
 	"Phy    Loopback test"
 };
 
@@ -475,7 +476,10 @@ static void hclge_update_stats(struct hnae3_handle *handle,
 
 static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset)
 {
-#define HCLGE_LOOPBACK_TEST_FLAGS 0x7
+#define HCLGE_LOOPBACK_TEST_FLAGS (HNAE3_SUPPORT_APP_LOOPBACK |\
+		HNAE3_SUPPORT_PHY_LOOPBACK |\
+		HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK |\
+		HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK)
 
 	struct hclge_vport *vport = hclge_get_vport(handle);
 	struct hclge_dev *hdev = vport->back;
@@ -489,15 +493,17 @@ static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset)
 	if (stringset == ETH_SS_TEST) {
 		/* clear loopback bit flags at first */
 		handle->flags = (handle->flags & (~HCLGE_LOOPBACK_TEST_FLAGS));
-		if (hdev->hw.mac.speed == HCLGE_MAC_SPEED_10M ||
+		if (hdev->pdev->revision >= HNAE3_REVISION_ID_21 ||
+		    hdev->hw.mac.speed == HCLGE_MAC_SPEED_10M ||
 		    hdev->hw.mac.speed == HCLGE_MAC_SPEED_100M ||
 		    hdev->hw.mac.speed == HCLGE_MAC_SPEED_1G) {
 			count += 1;
-			handle->flags |= HNAE3_SUPPORT_MAC_LOOPBACK;
+			handle->flags |= HNAE3_SUPPORT_APP_LOOPBACK;
 		}
 
-		count++;
-		handle->flags |= HNAE3_SUPPORT_SERDES_LOOPBACK;
+		count += 2;
+		handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
+		handle->flags |= HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
 	} else if (stringset == ETH_SS_STATS) {
 		count = ARRAY_SIZE(g_mac_stats_string) +
 			hclge_tqps_get_sset_count(handle, stringset);
@@ -521,21 +527,27 @@ static void hclge_get_strings(struct hnae3_handle *handle,
 					   p);
 		p = hclge_tqps_get_strings(handle, p);
 	} else if (stringset == ETH_SS_TEST) {
-		if (handle->flags & HNAE3_SUPPORT_MAC_LOOPBACK) {
+		if (handle->flags & HNAE3_SUPPORT_APP_LOOPBACK) {
 			memcpy(p,
-			       hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_MAC],
+			       hns3_nic_test_strs[HNAE3_LOOP_APP],
 			       ETH_GSTRING_LEN);
 			p += ETH_GSTRING_LEN;
 		}
-		if (handle->flags & HNAE3_SUPPORT_SERDES_LOOPBACK) {
+		if (handle->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK) {
 			memcpy(p,
-			       hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_SERDES],
+			       hns3_nic_test_strs[HNAE3_LOOP_SERIAL_SERDES],
+			       ETH_GSTRING_LEN);
+			p += ETH_GSTRING_LEN;
+		}
+		if (handle->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK) {
+			memcpy(p,
+			       hns3_nic_test_strs[HNAE3_LOOP_PARALLEL_SERDES],
 			       ETH_GSTRING_LEN);
 			p += ETH_GSTRING_LEN;
 		}
 		if (handle->flags & HNAE3_SUPPORT_PHY_LOOPBACK) {
 			memcpy(p,
-			       hns3_nic_test_strs[HNAE3_MAC_INTER_LOOP_PHY],
+			       hns3_nic_test_strs[HNAE3_LOOP_PHY],
 			       ETH_GSTRING_LEN);
 			p += ETH_GSTRING_LEN;
 		}
@@ -1344,11 +1356,13 @@ static int hclge_tx_buffer_calc(struct hclge_dev *hdev,
 static int hclge_rx_buffer_calc(struct hclge_dev *hdev,
 				struct hclge_pkt_buf_alloc *buf_alloc)
 {
-	u32 rx_all = hdev->pkt_buf_size;
+#define HCLGE_BUF_SIZE_UNIT	128
+	u32 rx_all = hdev->pkt_buf_size, aligned_mps;
 	int no_pfc_priv_num, pfc_priv_num;
 	struct hclge_priv_buf *priv;
 	int i;
 
+	aligned_mps = round_up(hdev->mps, HCLGE_BUF_SIZE_UNIT);
 	rx_all -= hclge_get_tx_buff_alloced(buf_alloc);
 
 	/* When DCB is not supported, rx private
@@ -1367,13 +1381,13 @@ static int hclge_rx_buffer_calc(struct hclge_dev *hdev,
 		if (hdev->hw_tc_map & BIT(i)) {
 			priv->enable = 1;
 			if (hdev->tm_info.hw_pfc_map & BIT(i)) {
-				priv->wl.low = hdev->mps;
-				priv->wl.high = priv->wl.low + hdev->mps;
+				priv->wl.low = aligned_mps;
+				priv->wl.high = priv->wl.low + aligned_mps;
 				priv->buf_size = priv->wl.high +
 						HCLGE_DEFAULT_DV;
 			} else {
 				priv->wl.low = 0;
-				priv->wl.high = 2 * hdev->mps;
+				priv->wl.high = 2 * aligned_mps;
 				priv->buf_size = priv->wl.high;
 			}
 		} else {
@@ -1405,11 +1419,11 @@ static int hclge_rx_buffer_calc(struct hclge_dev *hdev,
 
 		if (hdev->tm_info.hw_pfc_map & BIT(i)) {
 			priv->wl.low = 128;
-			priv->wl.high = priv->wl.low + hdev->mps;
+			priv->wl.high = priv->wl.low + aligned_mps;
 			priv->buf_size = priv->wl.high + HCLGE_DEFAULT_DV;
 		} else {
 			priv->wl.low = 0;
-			priv->wl.high = hdev->mps;
+			priv->wl.high = aligned_mps;
 			priv->buf_size = priv->wl.high;
 		}
 	}
@@ -3345,7 +3359,7 @@ static void hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable)
 			"mac enable fail, ret =%d.\n", ret);
 }
 
-static int hclge_set_mac_loopback(struct hclge_dev *hdev, bool en)
+static int hclge_set_app_loopback(struct hclge_dev *hdev, bool en)
 {
 	struct hclge_config_mac_mode_cmd *req;
 	struct hclge_desc desc;
@@ -3381,22 +3395,37 @@ static int hclge_set_mac_loopback(struct hclge_dev *hdev, bool en)
 	return ret;
 }
 
-static int hclge_set_serdes_loopback(struct hclge_dev *hdev, bool en)
+static int hclge_set_serdes_loopback(struct hclge_dev *hdev, bool en,
+				     enum hnae3_loop loop_mode)
 {
 #define HCLGE_SERDES_RETRY_MS	10
 #define HCLGE_SERDES_RETRY_NUM	100
 	struct hclge_serdes_lb_cmd *req;
 	struct hclge_desc desc;
 	int ret, i = 0;
+	u8 loop_mode_b;
 
 	req = (struct hclge_serdes_lb_cmd *)desc.data;
 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SERDES_LOOPBACK, false);
 
+	switch (loop_mode) {
+	case HNAE3_LOOP_SERIAL_SERDES:
+		loop_mode_b = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
+		break;
+	case HNAE3_LOOP_PARALLEL_SERDES:
+		loop_mode_b = HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B;
+		break;
+	default:
+		dev_err(&hdev->pdev->dev,
+			"unsupported serdes loopback mode %d\n", loop_mode);
+		return -ENOTSUPP;
+	}
+
 	if (en) {
-		req->enable = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
-		req->mask = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
+		req->enable = loop_mode_b;
+		req->mask = loop_mode_b;
 	} else {
-		req->mask = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
+		req->mask = loop_mode_b;
 	}
 
 	ret = hclge_cmd_send(&hdev->hw, &desc, 1);
@@ -3459,11 +3488,12 @@ static int hclge_set_loopback(struct hnae3_handle *handle,
 	int i, ret;
 
 	switch (loop_mode) {
-	case HNAE3_MAC_INTER_LOOP_MAC:
-		ret = hclge_set_mac_loopback(hdev, en);
+	case HNAE3_LOOP_APP:
+		ret = hclge_set_app_loopback(hdev, en);
 		break;
-	case HNAE3_MAC_INTER_LOOP_SERDES:
-		ret = hclge_set_serdes_loopback(hdev, en);
+	case HNAE3_LOOP_SERIAL_SERDES:
+	case HNAE3_LOOP_PARALLEL_SERDES:
+		ret = hclge_set_serdes_loopback(hdev, en, loop_mode);
 		break;
 	default:
 		ret = -ENOTSUPP;
@@ -5629,18 +5659,12 @@ static void hclge_get_channels(struct hnae3_handle *handle,
 }
 
 static void hclge_get_tqps_and_rss_info(struct hnae3_handle *handle,
-					u16 *free_tqps, u16 *max_rss_size)
+					u16 *alloc_tqps, u16 *max_rss_size)
 {
 	struct hclge_vport *vport = hclge_get_vport(handle);
 	struct hclge_dev *hdev = vport->back;
-	u16 temp_tqps = 0;
-	int i;
 
-	for (i = 0; i < hdev->num_tqps; i++) {
-		if (!hdev->htqp[i].alloced)
-			temp_tqps++;
-	}
-	*free_tqps = temp_tqps;
+	*alloc_tqps = vport->alloc_tqps;
 	*max_rss_size = hdev->rss_size_max;
 }
 

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.c

@@ -193,6 +193,7 @@ static int hclge_pause_param_cfg(struct hclge_dev *hdev, const u8 *addr,
 	hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_MAC_PARA, false);
 
 	ether_addr_copy(pause_param->mac_addr, addr);
+	ether_addr_copy(pause_param->mac_addr_extra, addr);
 	pause_param->pause_trans_gap = pause_trans_gap;
 	pause_param->pause_trans_time = cpu_to_le16(pause_trans_time);
 
@@ -1279,10 +1280,15 @@ int hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc)
 	return 0;
 }
 
-void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc)
+int hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc)
 {
 	u8 i, bit_map = 0;
 
+	for (i = 0; i < hdev->num_alloc_vport; i++) {
+		if (num_tc > hdev->vport[i].alloc_tqps)
+			return -EINVAL;
+	}
+
 	hdev->tm_info.num_tc = num_tc;
 
 	for (i = 0; i < hdev->tm_info.num_tc; i++)
@@ -1296,6 +1302,8 @@ void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc)
 	hdev->hw_tc_map = bit_map;
 
 	hclge_tm_schd_info_init(hdev);
+
+	return 0;
 }
 
 int hclge_tm_init_hw(struct hclge_dev *hdev)

drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_tm.h

@@ -106,6 +106,10 @@ struct hclge_cfg_pause_param_cmd {
 	u8 pause_trans_gap;
 	u8 rsvd;
 	__le16 pause_trans_time;
+	u8 rsvd1[6];
+	/* extra mac address to do double check for pause frame */
+	u8 mac_addr_extra[ETH_ALEN];
+	u16 rsvd2;
 };
 
 struct hclge_pfc_stats_cmd {
@@ -128,7 +132,7 @@ int hclge_tm_schd_init(struct hclge_dev *hdev);
 int hclge_pause_setup_hw(struct hclge_dev *hdev);
 int hclge_tm_schd_mode_hw(struct hclge_dev *hdev);
 int hclge_tm_prio_tc_info_update(struct hclge_dev *hdev, u8 *prio_tc);
-void hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
+int hclge_tm_schd_info_update(struct hclge_dev *hdev, u8 num_tc);
 int hclge_tm_dwrr_cfg(struct hclge_dev *hdev);
 int hclge_tm_map_cfg(struct hclge_dev *hdev);
 int hclge_tm_init_hw(struct hclge_dev *hdev);

drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c

@@ -1975,11 +1975,11 @@ static void hclgevf_get_channels(struct hnae3_handle *handle,
 }
 
 static void hclgevf_get_tqps_and_rss_info(struct hnae3_handle *handle,
-					  u16 *free_tqps, u16 *max_rss_size)
+					  u16 *alloc_tqps, u16 *max_rss_size)
 {
 	struct hclgevf_dev *hdev = hclgevf_ae_get_hdev(handle);
 
-	*free_tqps = 0;
+	*alloc_tqps = hdev->num_tqps;
 	*max_rss_size = hdev->rss_size_max;
 }