net: hns3: remove unused code of vmdq

Vmdq is not supported yet, the num_vmdq_vport is always 0,
it's a bit confusing when using the num_vport, so remove
these unused codes of vmdq.
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jian Shen <shenjian15@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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

@@ -506,8 +506,6 @@ struct hclge_pf_res_cmd {
 #define HCLGE_CFG_RD_LEN_BYTES	16
 #define HCLGE_CFG_RD_LEN_UNIT	4
 
-#define HCLGE_CFG_VMDQ_S	0
-#define HCLGE_CFG_VMDQ_M	GENMASK(7, 0)
 #define HCLGE_CFG_TC_NUM_S	8
 #define HCLGE_CFG_TC_NUM_M	GENMASK(15, 8)
 #define HCLGE_CFG_TQP_DESC_N_S	16

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

@@ -1292,9 +1292,6 @@ static void hclge_parse_cfg(struct hclge_cfg *cfg, struct hclge_desc *desc)
 	req = (struct hclge_cfg_param_cmd *)desc[0].data;
 
 	/* get the configuration */
-	cfg->vmdq_vport_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
-					      HCLGE_CFG_VMDQ_M,
-					      HCLGE_CFG_VMDQ_S);
 	cfg->tc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
 				      HCLGE_CFG_TC_NUM_M, HCLGE_CFG_TC_NUM_S);
 	cfg->tqp_desc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
@@ -1511,7 +1508,7 @@ static void hclge_init_kdump_kernel_config(struct hclge_dev *hdev)
 		 "Running kdump kernel. Using minimal resources\n");
 
 	/* minimal queue pairs equals to the number of vports */
-	hdev->num_tqps = hdev->num_vmdq_vport + hdev->num_req_vfs + 1;
+	hdev->num_tqps = hdev->num_req_vfs + 1;
 	hdev->num_tx_desc = HCLGE_MIN_TX_DESC;
 	hdev->num_rx_desc = HCLGE_MIN_RX_DESC;
 }
@@ -1526,7 +1523,6 @@ static int hclge_configure(struct hclge_dev *hdev)
 	if (ret)
 		return ret;
 
-	hdev->num_vmdq_vport = cfg.vmdq_vport_num;
 	hdev->base_tqp_pid = 0;
 	hdev->vf_rss_size_max = cfg.vf_rss_size_max;
 	hdev->pf_rss_size_max = cfg.pf_rss_size_max;
@@ -1777,7 +1773,7 @@ static int hclge_map_tqp(struct hclge_dev *hdev)
 	struct hclge_vport *vport = hdev->vport;
 	u16 i, num_vport;
 
-	num_vport = hdev->num_vmdq_vport + hdev->num_req_vfs + 1;
+	num_vport = hdev->num_req_vfs + 1;
 	for (i = 0; i < num_vport; i++)	{
 		int ret;
 
@@ -1819,7 +1815,7 @@ static int hclge_alloc_vport(struct hclge_dev *hdev)
 	int ret;
 
 	/* We need to alloc a vport for main NIC of PF */
-	num_vport = hdev->num_vmdq_vport + hdev->num_req_vfs + 1;
+	num_vport = hdev->num_req_vfs + 1;
 
 	if (hdev->num_tqps < num_vport) {
 		dev_err(&hdev->pdev->dev, "tqps(%u) is less than vports(%d)",
@@ -2889,13 +2885,12 @@ static int hclge_get_mac_phy_link(struct hclge_dev *hdev, int *link_status)
 
 static void hclge_update_link_status(struct hclge_dev *hdev)
 {
+	struct hnae3_handle *rhandle = &hdev->vport[0].roce;
+	struct hnae3_handle *handle = &hdev->vport[0].nic;
 	struct hnae3_client *rclient = hdev->roce_client;
 	struct hnae3_client *client = hdev->nic_client;
-	struct hnae3_handle *rhandle;
-	struct hnae3_handle *handle;
 	int state;
 	int ret;
-	int i;
 
 	if (!client)
 		return;
@@ -2910,15 +2905,11 @@ static void hclge_update_link_status(struct hclge_dev *hdev)
 	}
 
 	if (state != hdev->hw.mac.link) {
-		for (i = 0; i < hdev->num_vmdq_vport + 1; i++) {
-			handle = &hdev->vport[i].nic;
 		client->ops->link_status_change(handle, state);
 		hclge_config_mac_tnl_int(hdev, state);
-			rhandle = &hdev->vport[i].roce;
 		if (rclient && rclient->ops->link_status_change)
-				rclient->ops->link_status_change(rhandle,
-								 state);
-		}
+			rclient->ops->link_status_change(rhandle, state);
+
 		hdev->hw.mac.link = state;
 	}
 
@@ -3498,8 +3489,9 @@ static void hclge_misc_irq_uninit(struct hclge_dev *hdev)
 int hclge_notify_client(struct hclge_dev *hdev,
 			enum hnae3_reset_notify_type type)
 {
+	struct hnae3_handle *handle = &hdev->vport[0].nic;
 	struct hnae3_client *client = hdev->nic_client;
-	u16 i;
+	int ret;
 
 	if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state) || !client)
 		return 0;
@@ -3507,27 +3499,20 @@ int hclge_notify_client(struct hclge_dev *hdev,
 	if (!client->ops->reset_notify)
 		return -EOPNOTSUPP;
 
-	for (i = 0; i < hdev->num_vmdq_vport + 1; i++) {
-		struct hnae3_handle *handle = &hdev->vport[i].nic;
-		int ret;
-
 	ret = client->ops->reset_notify(handle, type);
-		if (ret) {
-			dev_err(&hdev->pdev->dev,
-				"notify nic client failed %d(%d)\n", type, ret);
-			return ret;
-		}
-	}
+	if (ret)
+		dev_err(&hdev->pdev->dev, "notify nic client failed %d(%d)\n",
+			type, ret);
 
-	return 0;
+	return ret;
 }
 
 static int hclge_notify_roce_client(struct hclge_dev *hdev,
 				    enum hnae3_reset_notify_type type)
 {
+	struct hnae3_handle *handle = &hdev->vport[0].roce;
 	struct hnae3_client *client = hdev->roce_client;
 	int ret;
-	u16 i;
 
 	if (!test_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state) || !client)
 		return 0;
@@ -3535,17 +3520,10 @@ static int hclge_notify_roce_client(struct hclge_dev *hdev,
 	if (!client->ops->reset_notify)
 		return -EOPNOTSUPP;
 
-	for (i = 0; i < hdev->num_vmdq_vport + 1; i++) {
-		struct hnae3_handle *handle = &hdev->vport[i].roce;
-
 	ret = client->ops->reset_notify(handle, type);
-		if (ret) {
-			dev_err(&hdev->pdev->dev,
-				"notify roce client failed %d(%d)",
+	if (ret)
+		dev_err(&hdev->pdev->dev, "notify roce client failed %d(%d)",
 			type, ret);
-			return ret;
-		}
-	}
 
 	return ret;
 }
@@ -3613,7 +3591,7 @@ static int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset)
 {
 	int i;
 
-	for (i = hdev->num_vmdq_vport + 1; i < hdev->num_alloc_vport; i++) {
+	for (i = HCLGE_VF_VPORT_START_NUM; i < hdev->num_alloc_vport; i++) {
 		struct hclge_vport *vport = &hdev->vport[i];
 		int ret;
 
@@ -3694,14 +3672,12 @@ void hclge_report_hw_error(struct hclge_dev *hdev,
 			   enum hnae3_hw_error_type type)
 {
 	struct hnae3_client *client = hdev->nic_client;
-	u16 i;
 
 	if (!client || !client->ops->process_hw_error ||
 	    !test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state))
 		return;
 
-	for (i = 0; i < hdev->num_vmdq_vport + 1; i++)
-		client->ops->process_hw_error(&hdev->vport[i].nic, type);
+	client->ops->process_hw_error(&hdev->vport[0].nic, type);
 }
 
 static void hclge_handle_imp_error(struct hclge_dev *hdev)
@@ -4913,58 +4889,44 @@ int hclge_rss_init_hw(struct hclge_dev *hdev)
 
 void hclge_rss_indir_init_cfg(struct hclge_dev *hdev)
 {
-	struct hclge_vport *vport = hdev->vport;
-	int i, j;
+	struct hclge_vport *vport = &hdev->vport[0];
+	int i;
 
-	for (j = 0; j < hdev->num_vmdq_vport + 1; j++) {
 	for (i = 0; i < hdev->ae_dev->dev_specs.rss_ind_tbl_size; i++)
-			vport[j].rss_indirection_tbl[i] =
-				i % vport[j].alloc_rss_size;
-	}
+		vport->rss_indirection_tbl[i] = i % vport->alloc_rss_size;
 }
 
 static int hclge_rss_init_cfg(struct hclge_dev *hdev)
 {
 	u16 rss_ind_tbl_size = hdev->ae_dev->dev_specs.rss_ind_tbl_size;
-	int i, rss_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ;
-	struct hclge_vport *vport = hdev->vport;
+	int rss_algo = HCLGE_RSS_HASH_ALGO_TOEPLITZ;
+	struct hclge_vport *vport = &hdev->vport[0];
+	u16 *rss_ind_tbl;
 
 	if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2)
 		rss_algo = HCLGE_RSS_HASH_ALGO_SIMPLE;
 
-	for (i = 0; i < hdev->num_vmdq_vport + 1; i++) {
-		u16 *rss_ind_tbl;
-
-		vport[i].rss_tuple_sets.ipv4_tcp_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
-		vport[i].rss_tuple_sets.ipv4_udp_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
-		vport[i].rss_tuple_sets.ipv4_sctp_en =
-			HCLGE_RSS_INPUT_TUPLE_SCTP;
-		vport[i].rss_tuple_sets.ipv4_fragment_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
-		vport[i].rss_tuple_sets.ipv6_tcp_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
-		vport[i].rss_tuple_sets.ipv6_udp_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
-		vport[i].rss_tuple_sets.ipv6_sctp_en =
+	vport->rss_tuple_sets.ipv4_tcp_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv4_udp_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv4_sctp_en = HCLGE_RSS_INPUT_TUPLE_SCTP;
+	vport->rss_tuple_sets.ipv4_fragment_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv6_tcp_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv6_udp_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv6_sctp_en =
 		hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2 ?
 		HCLGE_RSS_INPUT_TUPLE_SCTP_NO_PORT :
 		HCLGE_RSS_INPUT_TUPLE_SCTP;
-		vport[i].rss_tuple_sets.ipv6_fragment_en =
-			HCLGE_RSS_INPUT_TUPLE_OTHER;
+	vport->rss_tuple_sets.ipv6_fragment_en = HCLGE_RSS_INPUT_TUPLE_OTHER;
 
-		vport[i].rss_algo = rss_algo;
+	vport->rss_algo = rss_algo;
 
 	rss_ind_tbl = devm_kcalloc(&hdev->pdev->dev, rss_ind_tbl_size,
 				   sizeof(*rss_ind_tbl), GFP_KERNEL);
 	if (!rss_ind_tbl)
 		return -ENOMEM;
 
-		vport[i].rss_indirection_tbl = rss_ind_tbl;
-		memcpy(vport[i].rss_hash_key, hclge_hash_key,
-		       HCLGE_RSS_KEY_SIZE);
-	}
+	vport->rss_indirection_tbl = rss_ind_tbl;
+	memcpy(vport->rss_hash_key, hclge_hash_key, HCLGE_RSS_KEY_SIZE);
 
 	hclge_rss_indir_init_cfg(hdev);
 
@@ -9130,7 +9092,7 @@ static bool hclge_check_vf_mac_exist(struct hclge_vport *vport, int vf_idx,
 		return true;
 
 	vf_idx += HCLGE_VF_VPORT_START_NUM;
-	for (i = hdev->num_vmdq_vport + 1; i < hdev->num_alloc_vport; i++)
+	for (i = HCLGE_VF_VPORT_START_NUM; i < hdev->num_alloc_vport; i++)
 		if (i != vf_idx &&
 		    ether_addr_equal(mac_addr, hdev->vport[i].vf_info.mac))
 			return true;
@@ -10771,7 +10733,6 @@ static void hclge_info_show(struct hclge_dev *hdev)
 	dev_info(dev, "Desc num per TX queue: %u\n", hdev->num_tx_desc);
 	dev_info(dev, "Desc num per RX queue: %u\n", hdev->num_rx_desc);
 	dev_info(dev, "Numbers of vports: %u\n", hdev->num_alloc_vport);
-	dev_info(dev, "Numbers of vmdp vports: %u\n", hdev->num_vmdq_vport);
 	dev_info(dev, "Numbers of VF for this PF: %u\n", hdev->num_req_vfs);
 	dev_info(dev, "HW tc map: 0x%x\n", hdev->hw_tc_map);
 	dev_info(dev, "Total buffer size for TX/RX: %u\n", hdev->pkt_buf_size);
@@ -10886,11 +10847,8 @@ static int hclge_init_client_instance(struct hnae3_client *client,
 				      struct hnae3_ae_dev *ae_dev)
 {
 	struct hclge_dev *hdev = ae_dev->priv;
-	struct hclge_vport *vport;
-	int i, ret;
-
-	for (i = 0; i <  hdev->num_vmdq_vport + 1; i++) {
-		vport = &hdev->vport[i];
+	struct hclge_vport *vport = &hdev->vport[0];
+	int ret;
 
 	switch (client->type) {
 	case HNAE3_CLIENT_KNIC:
@@ -10919,7 +10877,6 @@ static int hclge_init_client_instance(struct hnae3_client *client,
 	default:
 		return -EINVAL;
 	}
-	}
 
 	return 0;
 
@@ -10937,18 +10894,14 @@ static void hclge_uninit_client_instance(struct hnae3_client *client,
 					 struct hnae3_ae_dev *ae_dev)
 {
 	struct hclge_dev *hdev = ae_dev->priv;
-	struct hclge_vport *vport;
-	int i;
+	struct hclge_vport *vport = &hdev->vport[0];
 
-	for (i = 0; i < hdev->num_vmdq_vport + 1; i++) {
-		vport = &hdev->vport[i];
 	if (hdev->roce_client) {
 		clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
 		while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
 			msleep(HCLGE_WAIT_RESET_DONE);
 
-			hdev->roce_client->ops->uninit_instance(&vport->roce,
-								0);
+		hdev->roce_client->ops->uninit_instance(&vport->roce, 0);
 		hdev->roce_client = NULL;
 		vport->roce.client = NULL;
 	}
@@ -10963,7 +10916,6 @@ static void hclge_uninit_client_instance(struct hnae3_client *client,
 		hdev->nic_client = NULL;
 		vport->nic.client = NULL;
 	}
-	}
 }
 
 static int hclge_dev_mem_map(struct hclge_dev *hdev)

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

@@ -348,7 +348,6 @@ struct hclge_tc_info {
 };
 
 struct hclge_cfg {
-	u8 vmdq_vport_num;
 	u8 tc_num;
 	u16 tqp_desc_num;
 	u16 rx_buf_len;
@@ -811,7 +810,6 @@ struct hclge_dev {
 	struct hclge_rst_stats rst_stats;
 	struct semaphore reset_sem;	/* protect reset process */
 	u32 fw_version;
-	u16 num_vmdq_vport;		/* Num vmdq vport this PF has set up */
 	u16 num_tqps;			/* Num task queue pairs of this PF */
 	u16 num_req_vfs;		/* Num VFs requested for this PF */
 

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

@@ -192,7 +192,6 @@ struct hclgevf_tqp {
 };
 
 struct hclgevf_cfg {
-	u8 vmdq_vport_num;
 	u8 tc_num;
 	u16 tqp_desc_num;
 	u16 rx_buf_len;