nfp: separate data path information from the reset of adapter structure

Move all data path information into a separate structure.  This way
we will be able to allocate new data path with all new rings etc.
and swap it in easily.

No functional changes.
Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/netronome/nfp/nfp_net.h

@@ -50,14 +50,14 @@
 
 #include "nfp_net_ctrl.h"
 
-#define nn_err(nn, fmt, args...)  netdev_err((nn)->netdev, fmt, ## args)
-#define nn_warn(nn, fmt, args...) netdev_warn((nn)->netdev, fmt, ## args)
-#define nn_info(nn, fmt, args...) netdev_info((nn)->netdev, fmt, ## args)
-#define nn_dbg(nn, fmt, args...)  netdev_dbg((nn)->netdev, fmt, ## args)
-#define nn_warn_ratelimit(nn, fmt, args...)				\
+#define nn_err(nn, fmt, args...)  netdev_err((nn)->dp.netdev, fmt, ## args)
+#define nn_warn(nn, fmt, args...) netdev_warn((nn)->dp.netdev, fmt, ## args)
+#define nn_info(nn, fmt, args...) netdev_info((nn)->dp.netdev, fmt, ## args)
+#define nn_dbg(nn, fmt, args...)  netdev_dbg((nn)->dp.netdev, fmt, ## args)
+#define nn_dp_warn(dp, fmt, args...)					\
 	do {								\
 		if (unlikely(net_ratelimit()))				\
-			netdev_warn((nn)->netdev, fmt, ## args);	\
+			netdev_warn((dp)->netdev, fmt, ## args);	\
 	} while (0)
 
 /* Max time to wait for NFP to respond on updates (in seconds) */
@@ -434,18 +434,62 @@ struct nfp_stat_pair {
 };
 
 /**
- * struct nfp_net - NFP network device structure
+ * struct nfp_net_dp - NFP network device datapath data structure
  * @dev:		Backpointer to struct device
- * @netdev:             Backpointer to net_device structure
- * @is_vf:              Is the driver attached to a VF?
+ * @netdev:		Backpointer to net_device structure
+ * @is_vf:		Is the driver attached to a VF?
  * @bpf_offload_skip_sw:  Offloaded BPF program will not be rerun by cls_bpf
  * @bpf_offload_xdp:	Offloaded BPF program is XDP
  * @chained_metadata_format:  Firemware will use new metadata format
- * @ctrl:               Local copy of the control register/word.
- * @fl_bufsz:           Currently configured size of the freelist buffers
+ * @ctrl:		Local copy of the control register/word.
+ * @fl_bufsz:		Currently configured size of the freelist buffers
  * @rx_offset:		Offset in the RX buffers where packet data starts
  * @xdp_prog:		Installed XDP program
- * @fw_ver:             Firmware version
+ * @tx_rings:		Array of pre-allocated TX ring structures
+ * @rx_rings:		Array of pre-allocated RX ring structures
+ *
+ * @txd_cnt:		Size of the TX ring in number of descriptors
+ * @rxd_cnt:		Size of the RX ring in number of descriptors
+ * @num_r_vecs:		Number of used ring vectors
+ * @num_tx_rings:	Currently configured number of TX rings
+ * @num_stack_tx_rings:	Number of TX rings used by the stack (not XDP)
+ * @num_rx_rings:	Currently configured number of RX rings
+ */
+struct nfp_net_dp {
+	struct device *dev;
+	struct net_device *netdev;
+
+	unsigned is_vf:1;
+	unsigned bpf_offload_skip_sw:1;
+	unsigned bpf_offload_xdp:1;
+	unsigned chained_metadata_format:1;
+
+	u32 ctrl;
+	u32 fl_bufsz;
+
+	u32 rx_offset;
+
+	struct bpf_prog *xdp_prog;
+
+	struct nfp_net_tx_ring *tx_rings;
+	struct nfp_net_rx_ring *rx_rings;
+
+	/* Cold data follows */
+
+	unsigned int txd_cnt;
+	unsigned int rxd_cnt;
+
+	unsigned int num_r_vecs;
+
+	unsigned int num_tx_rings;
+	unsigned int num_stack_tx_rings;
+	unsigned int num_rx_rings;
+};
+
+/**
+ * struct nfp_net - NFP network device structure
+ * @dp:			Datapath structure
+ * @fw_ver:		Firmware version
  * @cap:                Capabilities advertised by the Firmware
  * @max_mtu:            Maximum support MTU advertised by the Firmware
  * @rss_hfunc:		RSS selected hash function
@@ -457,17 +501,9 @@ struct nfp_stat_pair {
  * @rx_filter_change:	Jiffies when statistics last changed
  * @rx_filter_stats_timer:  Timer for polling filter offload statistics
  * @rx_filter_lock:	Lock protecting timer state changes (teardown)
+ * @max_r_vecs:		Number of allocated interrupt vectors for RX/TX
  * @max_tx_rings:       Maximum number of TX rings supported by the Firmware
  * @max_rx_rings:       Maximum number of RX rings supported by the Firmware
- * @num_tx_rings:       Currently configured number of TX rings
- * @num_stack_tx_rings:	Number of TX rings used by the stack (not XDP)
- * @num_rx_rings:       Currently configured number of RX rings
- * @txd_cnt:            Size of the TX ring in number of descriptors
- * @rxd_cnt:            Size of the RX ring in number of descriptors
- * @tx_rings:           Array of pre-allocated TX ring structures
- * @rx_rings:           Array of pre-allocated RX ring structures
- * @max_r_vecs:	        Number of allocated interrupt vectors for RX/TX
- * @num_r_vecs:         Number of used ring vectors
  * @r_vecs:             Pre-allocated array of ring vectors
  * @irq_entries:        Pre-allocated array of MSI-X entries
  * @lsc_handler:        Handler for Link State Change interrupt
@@ -502,25 +538,10 @@ struct nfp_stat_pair {
  * @eth_port:		Translated ETH Table port entry
  */
 struct nfp_net {
-	struct device *dev;
-	struct net_device *netdev;
-
-	unsigned is_vf:1;
-	unsigned bpf_offload_skip_sw:1;
-	unsigned bpf_offload_xdp:1;
-	unsigned chained_metadata_format:1;
-
-	u32 ctrl;
-	u32 fl_bufsz;
-
-	u32 rx_offset;
-
-	struct bpf_prog *xdp_prog;
-
-	struct nfp_net_tx_ring *tx_rings;
-	struct nfp_net_rx_ring *rx_rings;
+	struct nfp_net_dp dp;
 
 	struct nfp_net_fw_version fw_ver;
+
 	u32 cap;
 	u32 max_mtu;
 
@@ -537,18 +558,10 @@ struct nfp_net {
 	unsigned int max_tx_rings;
 	unsigned int max_rx_rings;
 
-	unsigned int num_tx_rings;
-	unsigned int num_stack_tx_rings;
-	unsigned int num_rx_rings;
-
 	int stride_tx;
 	int stride_rx;
 
-	int txd_cnt;
-	int rxd_cnt;
-
 	unsigned int max_r_vecs;
-	unsigned int num_r_vecs;
 	struct nfp_net_r_vector r_vecs[NFP_NET_MAX_R_VECS];
 	struct msix_entry irq_entries[NFP_NET_MAX_IRQS];
 

drivers/net/ethernet/netronome/nfp/nfp_net_debugfs.c

@@ -54,7 +54,7 @@ static int nfp_net_debugfs_rx_q_read(struct seq_file *file, void *data)
 		goto out;
 	nn = r_vec->nfp_net;
 	rx_ring = r_vec->rx_ring;
-	if (!netif_running(nn->netdev))
+	if (!netif_running(nn->dp.netdev))
 		goto out;
 
 	rxd_cnt = rx_ring->cnt;
@@ -145,7 +145,7 @@ static int nfp_net_debugfs_tx_q_read(struct seq_file *file, void *data)
 	if (!r_vec->nfp_net || !tx_ring)
 		goto out;
 	nn = r_vec->nfp_net;
-	if (!netif_running(nn->netdev))
+	if (!netif_running(nn->dp.netdev))
 		goto out;
 
 	txd_cnt = tx_ring->cnt;

drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c

@@ -127,9 +127,9 @@ static const struct _nfp_net_et_stats nfp_net_et_stats[] = {
 };
 
 #define NN_ET_GLOBAL_STATS_LEN ARRAY_SIZE(nfp_net_et_stats)
-#define NN_ET_RVEC_STATS_LEN (nn->num_r_vecs * 3)
+#define NN_ET_RVEC_STATS_LEN (nn->dp.num_r_vecs * 3)
 #define NN_ET_RVEC_GATHER_STATS 7
-#define NN_ET_QUEUE_STATS_LEN ((nn->num_tx_rings + nn->num_rx_rings) * 2)
+#define NN_ET_QUEUE_STATS_LEN ((nn->dp.num_tx_rings + nn->dp.num_rx_rings) * 2)
 #define NN_ET_STATS_LEN (NN_ET_GLOBAL_STATS_LEN + NN_ET_RVEC_GATHER_STATS + \
 			 NN_ET_RVEC_STATS_LEN + NN_ET_QUEUE_STATS_LEN)
 
@@ -180,29 +180,29 @@ static void nfp_net_get_ringparam(struct net_device *netdev,
 
 	ring->rx_max_pending = NFP_NET_MAX_RX_DESCS;
 	ring->tx_max_pending = NFP_NET_MAX_TX_DESCS;
-	ring->rx_pending = nn->rxd_cnt;
-	ring->tx_pending = nn->txd_cnt;
+	ring->rx_pending = nn->dp.rxd_cnt;
+	ring->tx_pending = nn->dp.txd_cnt;
 }
 
 static int nfp_net_set_ring_size(struct nfp_net *nn, u32 rxd_cnt, u32 txd_cnt)
 {
 	struct nfp_net_ring_set *reconfig_rx = NULL, *reconfig_tx = NULL;
 	struct nfp_net_ring_set rx = {
-		.n_rings = nn->num_rx_rings,
-		.mtu = nn->netdev->mtu,
+		.n_rings = nn->dp.num_rx_rings,
+		.mtu = nn->dp.netdev->mtu,
 		.dcnt = rxd_cnt,
 	};
 	struct nfp_net_ring_set tx = {
-		.n_rings = nn->num_tx_rings,
+		.n_rings = nn->dp.num_tx_rings,
 		.dcnt = txd_cnt,
 	};
 
-	if (nn->rxd_cnt != rxd_cnt)
+	if (nn->dp.rxd_cnt != rxd_cnt)
 		reconfig_rx = ℞
-	if (nn->txd_cnt != txd_cnt)
+	if (nn->dp.txd_cnt != txd_cnt)
 		reconfig_tx = &tx;
 
-	return nfp_net_ring_reconfig(nn, &nn->xdp_prog,
+	return nfp_net_ring_reconfig(nn, &nn->dp.xdp_prog,
 				     reconfig_rx, reconfig_tx);
 }
 
@@ -224,11 +224,11 @@ static int nfp_net_set_ringparam(struct net_device *netdev,
 	    txd_cnt < NFP_NET_MIN_TX_DESCS || txd_cnt > NFP_NET_MAX_TX_DESCS)
 		return -EINVAL;
 
-	if (nn->rxd_cnt == rxd_cnt && nn->txd_cnt == txd_cnt)
+	if (nn->dp.rxd_cnt == rxd_cnt && nn->dp.txd_cnt == txd_cnt)
 		return 0;
 
 	nn_dbg(nn, "Change ring size: RxQ %u->%u, TxQ %u->%u\n",
-	       nn->rxd_cnt, rxd_cnt, nn->txd_cnt, txd_cnt);
+	       nn->dp.rxd_cnt, rxd_cnt, nn->dp.txd_cnt, txd_cnt);
 
 	return nfp_net_set_ring_size(nn, rxd_cnt, txd_cnt);
 }
@@ -246,7 +246,7 @@ static void nfp_net_get_strings(struct net_device *netdev,
 			memcpy(p, nfp_net_et_stats[i].name, ETH_GSTRING_LEN);
 			p += ETH_GSTRING_LEN;
 		}
-		for (i = 0; i < nn->num_r_vecs; i++) {
+		for (i = 0; i < nn->dp.num_r_vecs; i++) {
 			sprintf(p, "rvec_%u_rx_pkts", i);
 			p += ETH_GSTRING_LEN;
 			sprintf(p, "rvec_%u_tx_pkts", i);
@@ -268,13 +268,13 @@ static void nfp_net_get_strings(struct net_device *netdev,
 		p += ETH_GSTRING_LEN;
 		strncpy(p, "tx_lso", ETH_GSTRING_LEN);
 		p += ETH_GSTRING_LEN;
-		for (i = 0; i < nn->num_tx_rings; i++) {
+		for (i = 0; i < nn->dp.num_tx_rings; i++) {
 			sprintf(p, "txq_%u_pkts", i);
 			p += ETH_GSTRING_LEN;
 			sprintf(p, "txq_%u_bytes", i);
 			p += ETH_GSTRING_LEN;
 		}
-		for (i = 0; i < nn->num_rx_rings; i++) {
+		for (i = 0; i < nn->dp.num_rx_rings; i++) {
 			sprintf(p, "rxq_%u_pkts", i);
 			p += ETH_GSTRING_LEN;
 			sprintf(p, "rxq_%u_bytes", i);
@@ -312,7 +312,7 @@ static void nfp_net_get_stats(struct net_device *netdev,
 			break;
 		}
 	}
-	for (j = 0; j < nn->num_r_vecs; j++) {
+	for (j = 0; j < nn->dp.num_r_vecs; j++) {
 		unsigned int start;
 
 		do {
@@ -338,13 +338,13 @@ static void nfp_net_get_stats(struct net_device *netdev,
 	}
 	for (j = 0; j < NN_ET_RVEC_GATHER_STATS; j++)
 		data[i++] = gathered_stats[j];
-	for (j = 0; j < nn->num_tx_rings; j++) {
+	for (j = 0; j < nn->dp.num_tx_rings; j++) {
 		io_p = nn->ctrl_bar + NFP_NET_CFG_TXR_STATS(j);
 		data[i++] = readq(io_p);
 		io_p = nn->ctrl_bar + NFP_NET_CFG_TXR_STATS(j) + 8;
 		data[i++] = readq(io_p);
 	}
-	for (j = 0; j < nn->num_rx_rings; j++) {
+	for (j = 0; j < nn->dp.num_rx_rings; j++) {
 		io_p = nn->ctrl_bar + NFP_NET_CFG_RXR_STATS(j);
 		data[i++] = readq(io_p);
 		io_p = nn->ctrl_bar + NFP_NET_CFG_RXR_STATS(j) + 8;
@@ -411,7 +411,7 @@ static int nfp_net_get_rxnfc(struct net_device *netdev,
 
 	switch (cmd->cmd) {
 	case ETHTOOL_GRXRINGS:
-		cmd->data = nn->num_rx_rings;
+		cmd->data = nn->dp.num_rx_rings;
 		return 0;
 	case ETHTOOL_GRXFH:
 		return nfp_net_get_rss_hash_opts(nn, cmd);
@@ -745,16 +745,16 @@ static void nfp_net_get_channels(struct net_device *netdev,
 	struct nfp_net *nn = netdev_priv(netdev);
 	unsigned int num_tx_rings;
 
-	num_tx_rings = nn->num_tx_rings;
-	if (nn->xdp_prog)
-		num_tx_rings -= nn->num_rx_rings;
+	num_tx_rings = nn->dp.num_tx_rings;
+	if (nn->dp.xdp_prog)
+		num_tx_rings -= nn->dp.num_rx_rings;
 
 	channel->max_rx = min(nn->max_rx_rings, nn->max_r_vecs);
 	channel->max_tx = min(nn->max_tx_rings, nn->max_r_vecs);
 	channel->max_combined = min(channel->max_rx, channel->max_tx);
 	channel->max_other = NFP_NET_NON_Q_VECTORS;
-	channel->combined_count = min(nn->num_rx_rings, num_tx_rings);
-	channel->rx_count = nn->num_rx_rings - channel->combined_count;
+	channel->combined_count = min(nn->dp.num_rx_rings, num_tx_rings);
+	channel->rx_count = nn->dp.num_rx_rings - channel->combined_count;
 	channel->tx_count = num_tx_rings - channel->combined_count;
 	channel->other_count = NFP_NET_NON_Q_VECTORS;
 }
@@ -765,25 +765,25 @@ static int nfp_net_set_num_rings(struct nfp_net *nn, unsigned int total_rx,
 	struct nfp_net_ring_set *reconfig_rx = NULL, *reconfig_tx = NULL;
 	struct nfp_net_ring_set rx = {
 		.n_rings = total_rx,
-		.mtu = nn->netdev->mtu,
-		.dcnt = nn->rxd_cnt,
+		.mtu = nn->dp.netdev->mtu,
+		.dcnt = nn->dp.rxd_cnt,
 	};
 	struct nfp_net_ring_set tx = {
 		.n_rings = total_tx,
-		.dcnt = nn->txd_cnt,
+		.dcnt = nn->dp.txd_cnt,
 	};
 
-	if (nn->num_rx_rings != total_rx)
+	if (nn->dp.num_rx_rings != total_rx)
 		reconfig_rx = &rx;
-	if (nn->num_stack_tx_rings != total_tx ||
-	    (nn->xdp_prog && reconfig_rx))
+	if (nn->dp.num_stack_tx_rings != total_tx ||
+	    (nn->dp.xdp_prog && reconfig_rx))
 		reconfig_tx = &tx;
 
 	/* nfp_net_check_config() will catch tx.n_rings > nn->max_tx_rings */
-	if (nn->xdp_prog)
+	if (nn->dp.xdp_prog)
 		tx.n_rings += total_rx;
 
-	return nfp_net_ring_reconfig(nn, &nn->xdp_prog,
+	return nfp_net_ring_reconfig(nn, &nn->dp.xdp_prog,
 				     reconfig_rx, reconfig_tx);
 }
 

drivers/net/ethernet/netronome/nfp/nfp_net_main.c

@@ -130,7 +130,7 @@ static u8 __iomem *nfp_net_map_area(struct nfp_cpp *cpp,
 }
 
 static void
-nfp_net_get_mac_addr_hwinfo(struct nfp_net *nn, struct nfp_cpp *cpp,
+nfp_net_get_mac_addr_hwinfo(struct nfp_net_dp *dp, struct nfp_cpp *cpp,
 			    unsigned int id)
 {
 	u8 mac_addr[ETH_ALEN];
@@ -141,22 +141,22 @@ nfp_net_get_mac_addr_hwinfo(struct nfp_net *nn, struct nfp_cpp *cpp,
 
 	mac_str = nfp_hwinfo_lookup(cpp, name);
 	if (!mac_str) {
-		dev_warn(nn->dev, "Can't lookup MAC address. Generate\n");
-		eth_hw_addr_random(nn->netdev);
+		dev_warn(dp->dev, "Can't lookup MAC address. Generate\n");
+		eth_hw_addr_random(dp->netdev);
 		return;
 	}
 
 	if (sscanf(mac_str, "%02hhx:%02hhx:%02hhx:%02hhx:%02hhx:%02hhx",
 		   &mac_addr[0], &mac_addr[1], &mac_addr[2],
 		   &mac_addr[3], &mac_addr[4], &mac_addr[5]) != 6) {
-		dev_warn(nn->dev,
+		dev_warn(dp->dev,
 			 "Can't parse MAC address (%s). Generate.\n", mac_str);
-		eth_hw_addr_random(nn->netdev);
+		eth_hw_addr_random(dp->netdev);
 		return;
 	}
 
-	ether_addr_copy(nn->netdev->dev_addr, mac_addr);
-	ether_addr_copy(nn->netdev->perm_addr, mac_addr);
+	ether_addr_copy(dp->netdev->dev_addr, mac_addr);
+	ether_addr_copy(dp->netdev->perm_addr, mac_addr);
 }
 
 /**
@@ -179,12 +179,12 @@ nfp_net_get_mac_addr(struct nfp_net *nn, struct nfp_pf *pf, unsigned int id)
 
 			nn->eth_port = &pf->eth_tbl->ports[i];
 
-			ether_addr_copy(nn->netdev->dev_addr, mac_addr);
-			ether_addr_copy(nn->netdev->perm_addr, mac_addr);
+			ether_addr_copy(nn->dp.netdev->dev_addr, mac_addr);
+			ether_addr_copy(nn->dp.netdev->perm_addr, mac_addr);
 			return;
 		}
 
-	nfp_net_get_mac_addr_hwinfo(nn, pf->cpp, id);
+	nfp_net_get_mac_addr_hwinfo(&nn->dp, pf->cpp, id);
 }
 
 static unsigned int nfp_net_pf_get_num_ports(struct nfp_pf *pf)
@@ -309,7 +309,7 @@ nfp_net_pf_alloc_port_netdev(struct nfp_pf *pf, void __iomem *ctrl_bar,
 	nn->ctrl_bar = ctrl_bar;
 	nn->tx_bar = tx_bar;
 	nn->rx_bar = rx_bar;
-	nn->is_vf = 0;
+	nn->dp.is_vf = 0;
 	nn->stride_rx = stride;
 	nn->stride_tx = stride;
 
@@ -331,7 +331,7 @@ nfp_net_pf_init_port_netdev(struct nfp_pf *pf, struct nfp_net *nn,
 	 */
 	nn->me_freq_mhz = 1200;
 
-	err = nfp_net_netdev_init(nn->netdev);
+	err = nfp_net_netdev_init(nn->dp.netdev);
 	if (err)
 		return err;
 
@@ -400,7 +400,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf,
 	/* Get MSI-X vectors */
 	wanted_irqs = 0;
 	list_for_each_entry(nn, &pf->ports, port_list)
-		wanted_irqs += NFP_NET_NON_Q_VECTORS + nn->num_r_vecs;
+		wanted_irqs += NFP_NET_NON_Q_VECTORS + nn->dp.num_r_vecs;
 	pf->irq_entries = kcalloc(wanted_irqs, sizeof(*pf->irq_entries),
 				  GFP_KERNEL);
 	if (!pf->irq_entries) {
@@ -445,7 +445,7 @@ nfp_net_pf_spawn_netdevs(struct nfp_pf *pf,
 err_prev_deinit:
 	list_for_each_entry_continue_reverse(nn, &pf->ports, port_list) {
 		nfp_net_debugfs_dir_clean(&nn->debugfs_dir);
-		nfp_net_netdev_clean(nn->netdev);
+		nfp_net_netdev_clean(nn->dp.netdev);
 	}
 	nfp_net_irqs_disable(pf->pdev);
 err_vec_free:
@@ -571,7 +571,7 @@ void nfp_net_pci_remove(struct nfp_pf *pf)
 	list_for_each_entry(nn, &pf->ports, port_list) {
 		nfp_net_debugfs_dir_clean(&nn->debugfs_dir);
 
-		nfp_net_netdev_clean(nn->netdev);
+		nfp_net_netdev_clean(nn->dp.netdev);
 	}
 
 	nfp_net_pf_free_netdevs(pf);

drivers/net/ethernet/netronome/nfp/nfp_net_offload.c

@@ -58,7 +58,7 @@ void nfp_net_filter_stats_timer(unsigned long data)
 
 	spin_lock_bh(&nn->rx_filter_lock);
 
-	if (nn->ctrl & NFP_NET_CFG_CTRL_BPF)
+	if (nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF)
 		mod_timer(&nn->rx_filter_stats_timer,
 			  jiffies + NFP_NET_STAT_POLL_IVL);
 
@@ -132,7 +132,7 @@ nfp_net_bpf_get_act(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf)
 			return NN_ACT_TC_DROP;
 
 		if (is_tcf_mirred_egress_redirect(a) &&
-		    tcf_mirred_ifindex(a) == nn->netdev->ifindex)
+		    tcf_mirred_ifindex(a) == nn->dp.netdev->ifindex)
 			return NN_ACT_TC_REDIR;
 	}
 
@@ -160,7 +160,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn,
 	act = ret;
 
 	max_mtu = nn_readb(nn, NFP_NET_CFG_BPF_INL_MTU) * 64 - 32;
-	if (max_mtu < nn->netdev->mtu) {
+	if (max_mtu < nn->dp.netdev->mtu) {
 		nn_info(nn, "BPF offload not supported with MTU larger than HW packet split boundary\n");
 		return -ENOTSUPP;
 	}
@@ -168,7 +168,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn,
 	start_off = nn_readw(nn, NFP_NET_CFG_BPF_START);
 	done_off = nn_readw(nn, NFP_NET_CFG_BPF_DONE);
 
-	*code = dma_zalloc_coherent(nn->dev, code_sz, dma_addr, GFP_KERNEL);
+	*code = dma_zalloc_coherent(nn->dp.dev, code_sz, dma_addr, GFP_KERNEL);
 	if (!*code)
 		return -ENOMEM;
 
@@ -180,7 +180,7 @@ nfp_net_bpf_offload_prepare(struct nfp_net *nn,
 	return 0;
 
 out:
-	dma_free_coherent(nn->dev, code_sz, *code, *dma_addr);
+	dma_free_coherent(nn->dp.dev, code_sz, *code, *dma_addr);
 	return ret;
 }
 
@@ -193,7 +193,7 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags,
 	u64 bpf_addr = dma_addr;
 	int err;
 
-	nn->bpf_offload_skip_sw = !!(tc_flags & TCA_CLS_FLAGS_SKIP_SW);
+	nn->dp.bpf_offload_skip_sw = !!(tc_flags & TCA_CLS_FLAGS_SKIP_SW);
 
 	if (dense_mode)
 		bpf_addr |= NFP_NET_CFG_BPF_CFG_8CTX;
@@ -207,13 +207,13 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags,
 		nn_err(nn, "FW command error while loading BPF: %d\n", err);
 
 	/* Enable passing packets through BPF function */
-	nn->ctrl |= NFP_NET_CFG_CTRL_BPF;
-	nn_writel(nn, NFP_NET_CFG_CTRL, nn->ctrl);
+	nn->dp.ctrl |= NFP_NET_CFG_CTRL_BPF;
+	nn_writel(nn, NFP_NET_CFG_CTRL, nn->dp.ctrl);
 	err = nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_GEN);
 	if (err)
 		nn_err(nn, "FW command error while enabling BPF: %d\n", err);
 
-	dma_free_coherent(nn->dev, code_sz, code, dma_addr);
+	dma_free_coherent(nn->dp.dev, code_sz, code, dma_addr);
 
 	nfp_net_bpf_stats_reset(nn);
 	mod_timer(&nn->rx_filter_stats_timer, jiffies + NFP_NET_STAT_POLL_IVL);
@@ -221,16 +221,16 @@ nfp_net_bpf_load_and_start(struct nfp_net *nn, u32 tc_flags,
 
 static int nfp_net_bpf_stop(struct nfp_net *nn)
 {
-	if (!(nn->ctrl & NFP_NET_CFG_CTRL_BPF))
+	if (!(nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF))
 		return 0;
 
 	spin_lock_bh(&nn->rx_filter_lock);
-	nn->ctrl &= ~NFP_NET_CFG_CTRL_BPF;
+	nn->dp.ctrl &= ~NFP_NET_CFG_CTRL_BPF;
 	spin_unlock_bh(&nn->rx_filter_lock);
-	nn_writel(nn, NFP_NET_CFG_CTRL, nn->ctrl);
+	nn_writel(nn, NFP_NET_CFG_CTRL, nn->dp.ctrl);
 
 	del_timer_sync(&nn->rx_filter_stats_timer);
-	nn->bpf_offload_skip_sw = 0;
+	nn->dp.bpf_offload_skip_sw = 0;
 
 	return nfp_net_reconfig(nn, NFP_NET_CFG_UPDATE_GEN);
 }
@@ -254,7 +254,7 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf)
 		 * frames which didn't have BPF applied in the hardware should
 		 * be fine if software fallback is available, though.
 		 */
-		if (nn->bpf_offload_skip_sw)
+		if (nn->dp.bpf_offload_skip_sw)
 			return -EBUSY;
 
 		err = nfp_net_bpf_offload_prepare(nn, cls_bpf, &res, &code,
@@ -269,7 +269,7 @@ int nfp_net_bpf_offload(struct nfp_net *nn, struct tc_cls_bpf_offload *cls_bpf)
 		return 0;
 
 	case TC_CLSBPF_ADD:
-		if (nn->ctrl & NFP_NET_CFG_CTRL_BPF)
+		if (nn->dp.ctrl & NFP_NET_CFG_CTRL_BPF)
 			return -EBUSY;
 
 		err = nfp_net_bpf_offload_prepare(nn, cls_bpf, &res, &code,

drivers/net/ethernet/netronome/nfp/nfp_netvf_main.c

@@ -84,12 +84,12 @@ static void nfp_netvf_get_mac_addr(struct nfp_net *nn)
 	put_unaligned_be16(nn_readw(nn, NFP_NET_CFG_MACADDR + 6), &mac_addr[4]);
 
 	if (!is_valid_ether_addr(mac_addr)) {
-		eth_hw_addr_random(nn->netdev);
+		eth_hw_addr_random(nn->dp.netdev);
 		return;
 	}
 
-	ether_addr_copy(nn->netdev->dev_addr, mac_addr);
-	ether_addr_copy(nn->netdev->perm_addr, mac_addr);
+	ether_addr_copy(nn->dp.netdev->dev_addr, mac_addr);
+	ether_addr_copy(nn->dp.netdev->perm_addr, mac_addr);
 }
 
 static int nfp_netvf_pci_probe(struct pci_dev *pdev,
@@ -211,7 +211,7 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev,
 
 	nn->fw_ver = fw_ver;
 	nn->ctrl_bar = ctrl_bar;
-	nn->is_vf = 1;
+	nn->dp.is_vf = 1;
 	nn->stride_tx = stride;
 	nn->stride_rx = stride;
 
@@ -268,7 +268,8 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev,
 
 	num_irqs = nfp_net_irqs_alloc(pdev, vf->irq_entries,
 				      NFP_NET_MIN_PORT_IRQS,
-				      NFP_NET_NON_Q_VECTORS + nn->num_r_vecs);
+				      NFP_NET_NON_Q_VECTORS +
+				      nn->dp.num_r_vecs);
 	if (!num_irqs) {
 		nn_warn(nn, "Unable to allocate MSI-X Vectors. Exiting\n");
 		err = -EIO;
@@ -282,7 +283,7 @@ static int nfp_netvf_pci_probe(struct pci_dev *pdev,
 	 */
 	nn->me_freq_mhz = 1200;
 
-	err = nfp_net_netdev_init(nn->netdev);
+	err = nfp_net_netdev_init(nn->dp.netdev);
 	if (err)
 		goto err_irqs_disable;
 
@@ -327,7 +328,7 @@ static void nfp_netvf_pci_remove(struct pci_dev *pdev)
 	nfp_net_debugfs_dir_clean(&nn->debugfs_dir);
 	nfp_net_debugfs_dir_clean(&vf->ddir);
 
-	nfp_net_netdev_clean(nn->netdev);
+	nfp_net_netdev_clean(nn->dp.netdev);
 
 	nfp_net_irqs_disable(pdev);