1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 /* Copyright (C) 2017-2018 Netronome Systems, Inc. */
19 		return nn->port;  in nfp_port_from_netdev()
25 		return repr->port;  in nfp_port_from_netdev()
36 	struct nfp_port *port;  in nfp_port_get_port_parent_id()  local
39 	port = nfp_port_from_netdev(netdev);  in nfp_port_get_port_parent_id()
40 	if (!port)  in nfp_port_get_port_parent_id()
41 		return -EOPNOTSUPP;  in nfp_port_get_port_parent_id()
43 	ppid->id_len = nfp_cpp_serial(port->app->cpp, &serial);  in nfp_port_get_port_parent_id()
44 	memcpy(&ppid->id, serial, ppid->id_len);  in nfp_port_get_port_parent_id()
52 	struct nfp_port *port;  in nfp_port_setup_tc()  local
54 	port = nfp_port_from_netdev(netdev);  in nfp_port_setup_tc()
55 	if (!port)  in nfp_port_setup_tc()
56 		return -EOPNOTSUPP;  in nfp_port_setup_tc()
58 	return nfp_app_setup_tc(port->app, netdev, type, type_data);  in nfp_port_setup_tc()
63 	struct nfp_port *port;  in nfp_port_set_features()  local
65 	port = nfp_port_from_netdev(netdev);  in nfp_port_set_features()
66 	if (!port)  in nfp_port_set_features()
69 	if ((netdev->features & NETIF_F_HW_TC) > (features & NETIF_F_HW_TC) &&  in nfp_port_set_features()
70 	    port->tc_offload_cnt) {  in nfp_port_set_features()
72 		return -EBUSY;  in nfp_port_set_features()
78 struct nfp_eth_table_port *__nfp_port_get_eth_port(struct nfp_port *port)  in __nfp_port_get_eth_port()  argument
80 	if (!port)  in __nfp_port_get_eth_port()
82 	if (port->type != NFP_PORT_PHYS_PORT)  in __nfp_port_get_eth_port()
85 	return port->eth_port;  in __nfp_port_get_eth_port()
88 struct nfp_eth_table_port *nfp_port_get_eth_port(struct nfp_port *port)  in nfp_port_get_eth_port()  argument
90 	if (!__nfp_port_get_eth_port(port))  in nfp_port_get_eth_port()
93 	if (test_bit(NFP_PORT_CHANGED, &port->flags))  in nfp_port_get_eth_port()
94 		if (nfp_net_refresh_eth_port(port))  in nfp_port_get_eth_port()
97 	return __nfp_port_get_eth_port(port);  in nfp_port_get_eth_port()
104 	struct nfp_port *port;  in nfp_port_get_phys_port_name()  local
107 	port = nfp_port_from_netdev(netdev);  in nfp_port_get_phys_port_name()
108 	if (!port)  in nfp_port_get_phys_port_name()
109 		return -EOPNOTSUPP;  in nfp_port_get_phys_port_name()
111 	switch (port->type) {  in nfp_port_get_phys_port_name()
113 		eth_port = __nfp_port_get_eth_port(port);  in nfp_port_get_phys_port_name()
115 			return -EOPNOTSUPP;  in nfp_port_get_phys_port_name()
117 		if (!eth_port->is_split)  in nfp_port_get_phys_port_name()
118 			n = snprintf(name, len, "p%d", eth_port->label_port);  in nfp_port_get_phys_port_name()
120 			n = snprintf(name, len, "p%ds%d", eth_port->label_port,  in nfp_port_get_phys_port_name()
121 				     eth_port->label_subport);  in nfp_port_get_phys_port_name()
124 		if (!port->pf_split)  in nfp_port_get_phys_port_name()
125 			n = snprintf(name, len, "pf%d", port->pf_id);  in nfp_port_get_phys_port_name()
127 			n = snprintf(name, len, "pf%ds%d", port->pf_id,  in nfp_port_get_phys_port_name()
128 				     port->pf_split_id);  in nfp_port_get_phys_port_name()
131 		n = snprintf(name, len, "pf%dvf%d", port->pf_id, port->vf_id);  in nfp_port_get_phys_port_name()
134 		return -EOPNOTSUPP;  in nfp_port_get_phys_port_name()
138 		return -EINVAL;  in nfp_port_get_phys_port_name()
144  * nfp_port_configure() - helper to set the interface configured bit
152  * 0 - configuration successful (or no change);
153  * -ERRNO - configuration failed.
158 	struct nfp_port *port;  in nfp_port_configure()  local
161 	port = nfp_port_from_netdev(netdev);  in nfp_port_configure()
162 	eth_port = __nfp_port_get_eth_port(port);  in nfp_port_configure()
165 	if (port->eth_forced)  in nfp_port_configure()
168 	err = nfp_eth_set_configured(port->app->cpp, eth_port->index, configed);  in nfp_port_configure()
169 	return err < 0 && err != -EOPNOTSUPP ? err : 0;  in nfp_port_configure()
173 			   struct nfp_port *port, unsigned int id)  in nfp_port_init_phy_port()  argument
175 	/* Check if vNIC has external port associated and cfg is OK */  in nfp_port_init_phy_port()
176 	if (!pf->eth_tbl || id >= pf->eth_tbl->count) {  in nfp_port_init_phy_port()
177 		nfp_err(app->cpp,  in nfp_port_init_phy_port()
178 			"NSP port entries don't match vNICs (no entry %d)\n",  in nfp_port_init_phy_port()
179 			id);  in nfp_port_init_phy_port()
180 		return -EINVAL;  in nfp_port_init_phy_port()
182 	if (pf->eth_tbl->ports[id].override_changed) {  in nfp_port_init_phy_port()
183 		nfp_warn(app->cpp,  in nfp_port_init_phy_port()
184 			 "Config changed for port #%d, reboot required before port will be operational\n",  in nfp_port_init_phy_port()
185 			 pf->eth_tbl->ports[id].index);  in nfp_port_init_phy_port()
186 		port->type = NFP_PORT_INVALID;  in nfp_port_init_phy_port()
190 	port->eth_port = &pf->eth_tbl->ports[id];  in nfp_port_init_phy_port()
191 	port->eth_id = pf->eth_tbl->ports[id].index;  in nfp_port_init_phy_port()
192 	port->netdev->dev_port = id;  in nfp_port_init_phy_port()
193 	if (pf->mac_stats_mem)  in nfp_port_init_phy_port()
194 		port->eth_stats =  in nfp_port_init_phy_port()
195 			pf->mac_stats_mem + port->eth_id * NFP_MAC_STATS_SIZE;  in nfp_port_init_phy_port()
204 	struct nfp_port *port;  in nfp_port_alloc()  local
206 	port = kzalloc(sizeof(*port), GFP_KERNEL);  in nfp_port_alloc()
207 	if (!port)  in nfp_port_alloc()
208 		return ERR_PTR(-ENOMEM);  in nfp_port_alloc()
210 	port->netdev = netdev;  in nfp_port_alloc()
211 	port->type = type;  in nfp_port_alloc()
212 	port->app = app;  in nfp_port_alloc()
214 	list_add_tail(&port->port_list, &app->pf->ports);  in nfp_port_alloc()
216 	return port;  in nfp_port_alloc()
219 void nfp_port_free(struct nfp_port *port)  in nfp_port_free()  argument
221 	if (!port)  in nfp_port_free()
223 	list_del(&port->port_list);  in nfp_port_free()
224 	kfree(port);  in nfp_port_free()