30 static void ef100_update_name(struct efx_nic *efx)  in ef100_update_name()  argument
32 	strcpy(efx->name, efx->net_dev->name);  in ef100_update_name()
35 static int ef100_alloc_vis(struct efx_nic *efx, unsigned int *allocated_vis)  in ef100_alloc_vis()  argument
41 	unsigned int tx_vis = efx->n_tx_channels + efx->n_extra_tx_channels;  in ef100_alloc_vis()
42 	unsigned int rx_vis = efx->n_rx_channels;  in ef100_alloc_vis()
46 	EFX_WARN_ON_PARANOID(efx->tx_queues_per_channel != 1);  in ef100_alloc_vis()
48 	tx_vis += efx->n_xdp_channels * efx->xdp_tx_per_channel;  in ef100_alloc_vis()
52 	min_vis = efx->tx_queues_per_channel;  in ef100_alloc_vis()
54 	rc = efx_mcdi_alloc_vis(efx, min_vis, max_vis,  in ef100_alloc_vis()
66 static int ef100_remap_bar(struct efx_nic *efx, int max_vis)  in ef100_remap_bar()  argument
71 	efx->max_vis = max_vis;  in ef100_remap_bar()
72 	uc_mem_map_size = PAGE_ALIGN(max_vis * efx->vi_stride);  in ef100_remap_bar()
75 	membase = ioremap(efx->membase_phys, uc_mem_map_size);  in ef100_remap_bar()
77 		netif_err(efx, probe, efx->net_dev,  in ef100_remap_bar()
82 	iounmap(efx->membase);  in ef100_remap_bar()
83 	efx->membase = membase;  in ef100_remap_bar()
93 	struct efx_nic *efx = efx_netdev_priv(net_dev);  in ef100_net_stop()  local
95 	netif_dbg(efx, ifdown, efx->net_dev, "closing on CPU %d\n",  in ef100_net_stop()
98 	efx_detach_reps(efx);  in ef100_net_stop()
100 	efx_stop_all(efx);  in ef100_net_stop()
101 	efx_mcdi_mac_fini_stats(efx);  in ef100_net_stop()
102 	efx_disable_interrupts(efx);  in ef100_net_stop()
103 	efx_clear_interrupt_affinity(efx);  in ef100_net_stop()
104 	efx_nic_fini_interrupt(efx);  in ef100_net_stop()
105 	efx_remove_filters(efx);  in ef100_net_stop()
106 	efx_fini_napi(efx);  in ef100_net_stop()
107 	efx_remove_channels(efx);  in ef100_net_stop()
108 	efx_mcdi_free_vis(efx);  in ef100_net_stop()
109 	efx_remove_interrupts(efx);  in ef100_net_stop()
111 	efx->state = STATE_NET_DOWN;  in ef100_net_stop()
119 	struct efx_nic *efx = efx_netdev_priv(net_dev);  in ef100_net_open()  local
123 	ef100_update_name(efx);  in ef100_net_open()
124 	netif_dbg(efx, ifup, net_dev, "opening device on CPU %d\n",  in ef100_net_open()
127 	rc = efx_check_disabled(efx);  in ef100_net_open()
131 	rc = efx_probe_interrupts(efx);  in ef100_net_open()
135 	rc = efx_set_channels(efx);  in ef100_net_open()
139 	rc = efx_mcdi_free_vis(efx);  in ef100_net_open()
143 	rc = ef100_alloc_vis(efx, &allocated_vis);  in ef100_net_open()
151 		rc = efx_mcdi_free_vis(efx);  in ef100_net_open()
155 		efx_remove_interrupts(efx);  in ef100_net_open()
156 		efx->max_channels = allocated_vis;  in ef100_net_open()
158 		rc = efx_probe_interrupts(efx);  in ef100_net_open()
162 		rc = efx_set_channels(efx);  in ef100_net_open()
166 		rc = ef100_alloc_vis(efx, &allocated_vis);  in ef100_net_open()
179 	rc = efx_probe_channels(efx);  in ef100_net_open()
183 	rc = ef100_remap_bar(efx, allocated_vis);  in ef100_net_open()
187 	efx_init_napi(efx);  in ef100_net_open()
189 	rc = efx_probe_filters(efx);  in ef100_net_open()
193 	rc = efx_nic_init_interrupt(efx);  in ef100_net_open()
196 	efx_set_interrupt_affinity(efx);  in ef100_net_open()
198 	rc = efx_enable_interrupts(efx);  in ef100_net_open()
205 	(void) efx_mcdi_poll_reboot(efx);  in ef100_net_open()
207 	rc = efx_mcdi_mac_init_stats(efx);  in ef100_net_open()
211 	efx_start_all(efx);  in ef100_net_open()
216 	mutex_lock(&efx->mac_lock);  in ef100_net_open()
217 	if (efx_mcdi_phy_poll(efx))  in ef100_net_open()
218 		efx_link_status_changed(efx);  in ef100_net_open()
219 	mutex_unlock(&efx->mac_lock);  in ef100_net_open()
221 	efx->state = STATE_NET_UP;  in ef100_net_open()
222 	if (netif_running(efx->net_dev))  in ef100_net_open()
223 		efx_attach_reps(efx);  in ef100_net_open()
242 	struct efx_nic *efx = efx_netdev_priv(net_dev);  in ef100_hard_start_xmit()  local
244 	return __ef100_hard_start_xmit(skb, efx, net_dev, NULL);  in ef100_hard_start_xmit()
248 				    struct efx_nic *efx,  in __ef100_hard_start_xmit()  argument
256 	channel = efx_get_tx_channel(efx, skb_get_queue_mapping(skb));  in __ef100_hard_start_xmit()
257 	netif_vdbg(efx, tx_queued, efx->net_dev,  in __ef100_hard_start_xmit()
260 	if (!efx->n_channels || !efx->n_tx_channels || !channel) {  in __ef100_hard_start_xmit()
302 	struct efx_nic *efx = container_of(this, struct efx_nic, netdev_notifier);  in ef100_netdev_event()  local
304 	struct ef100_nic_data *nic_data = efx->nic_data;  in ef100_netdev_event()
307 	if (efx->net_dev == net_dev &&  in ef100_netdev_event()
309 		ef100_update_name(efx);  in ef100_netdev_event()
313 	err = efx_tc_netdev_event(efx, event, net_dev);  in ef100_netdev_event()
323 	struct efx_nic *efx = container_of(this, struct efx_nic, netevent_notifier);  in ef100_netevent_event()  local
324 	struct ef100_nic_data *nic_data = efx->nic_data;  in ef100_netevent_event()
329 	err = efx_tc_netevent_event(efx, event, ptr);  in ef100_netevent_event()
336 static int ef100_register_netdev(struct efx_nic *efx)  in ef100_register_netdev()  argument
338 	struct net_device *net_dev = efx->net_dev;  in ef100_register_netdev()
342 	net_dev->irq = efx->pci_dev->irq;  in ef100_register_netdev()
353 	ef100_update_name(efx);  in ef100_register_netdev()
362 	efx->state = STATE_NET_DOWN;  in ef100_register_netdev()
364 	efx_init_mcdi_logging(efx);  in ef100_register_netdev()
370 	netif_err(efx, drv, efx->net_dev, "could not register net dev\n");  in ef100_register_netdev()
374 static void ef100_unregister_netdev(struct efx_nic *efx)  in ef100_unregister_netdev()  argument
376 	if (efx_dev_registered(efx)) {  in ef100_unregister_netdev()
377 		efx_fini_mcdi_logging(efx);  in ef100_unregister_netdev()
378 		efx->state = STATE_PROBED;  in ef100_unregister_netdev()
379 		unregister_netdev(efx->net_dev);  in ef100_unregister_netdev()
385 	struct efx_nic *efx = &probe_data->efx;  in ef100_remove_netdev()  local
387 	if (!efx->net_dev)  in ef100_remove_netdev()
391 	dev_close(efx->net_dev);  in ef100_remove_netdev()
394 	unregister_netdevice_notifier(&efx->netdev_notifier);  in ef100_remove_netdev()
395 	unregister_netevent_notifier(&efx->netevent_notifier);  in ef100_remove_netdev()
397 	if (!efx->type->is_vf)  in ef100_remove_netdev()
398 		efx_ef100_pci_sriov_disable(efx, true);  in ef100_remove_netdev()
401 	efx_fini_devlink_lock(efx);  in ef100_remove_netdev()
402 	ef100_unregister_netdev(efx);  in ef100_remove_netdev()
405 	ef100_pf_unset_devlink_port(efx);  in ef100_remove_netdev()
406 	efx_fini_tc(efx);  in ef100_remove_netdev()
409 	down_write(&efx->filter_sem);  in ef100_remove_netdev()
410 	efx_mcdi_filter_table_remove(efx);  in ef100_remove_netdev()
411 	up_write(&efx->filter_sem);  in ef100_remove_netdev()
412 	efx_fini_channels(efx);  in ef100_remove_netdev()
413 	kfree(efx->phy_data);  in ef100_remove_netdev()
414 	efx->phy_data = NULL;  in ef100_remove_netdev()
416 	efx_fini_devlink_and_unlock(efx);  in ef100_remove_netdev()
418 	free_netdev(efx->net_dev);  in ef100_remove_netdev()
419 	efx->net_dev = NULL;  in ef100_remove_netdev()
420 	efx->state = STATE_PROBED;  in ef100_remove_netdev()
425 	struct efx_nic *efx = &probe_data->efx;  in ef100_probe_netdev()  local
431 	if (efx->mcdi->fn_flags &  in ef100_probe_netdev()
433 		pci_info(efx->pci_dev, "No network port on this PCI function");  in ef100_probe_netdev()
443 	efx->net_dev = net_dev;  in ef100_probe_netdev()
444 	SET_NETDEV_DEV(net_dev, &efx->pci_dev->dev);  in ef100_probe_netdev()
447 	net_dev->features |= efx->type->offload_features &  in ef100_probe_netdev()
449 	net_dev->hw_features |= efx->type->offload_features;  in ef100_probe_netdev()
450 	net_dev->hw_enc_features |= efx->type->offload_features;  in ef100_probe_netdev()
455 	efx->mdio.dev = net_dev;  in ef100_probe_netdev()
457 	rc = efx_ef100_init_datapath_caps(efx);  in ef100_probe_netdev()
461 	rc = ef100_phy_probe(efx);  in ef100_probe_netdev()
465 	rc = efx_init_channels(efx);  in ef100_probe_netdev()
469 	down_write(&efx->filter_sem);  in ef100_probe_netdev()
470 	rc = ef100_filter_table_probe(efx);  in ef100_probe_netdev()
471 	up_write(&efx->filter_sem);  in ef100_probe_netdev()
475 	netdev_rss_key_fill(efx->rss_context.rx_hash_key,  in ef100_probe_netdev()
476 			    sizeof(efx->rss_context.rx_hash_key));  in ef100_probe_netdev()
479 	efx_mcdi_push_default_indir_table(efx, efx->n_rx_channels);  in ef100_probe_netdev()
481 	nic_data = efx->nic_data;  in ef100_probe_netdev()
482 	rc = ef100_get_mac_address(efx, net_dev->perm_addr, CLIENT_HANDLE_SELF,  in ef100_probe_netdev()
483 				   efx->type->is_vf);  in ef100_probe_netdev()
491 	rc = efx_probe_devlink_and_lock(efx);  in ef100_probe_netdev()
493 		pci_info(efx->pci_dev, "devlink registration failed");  in ef100_probe_netdev()
495 	rc = ef100_register_netdev(efx);  in ef100_probe_netdev()
499 	if (!efx->type->is_vf) {  in ef100_probe_netdev()
500 		rc = ef100_probe_netdev_pf(efx);  in ef100_probe_netdev()
504 		ef100_pf_set_devlink_port(efx);  in ef100_probe_netdev()
508 	efx->netdev_notifier.notifier_call = ef100_netdev_event;  in ef100_probe_netdev()
509 	rc = register_netdevice_notifier(&efx->netdev_notifier);  in ef100_probe_netdev()
511 		netif_err(efx, probe, efx->net_dev,  in ef100_probe_netdev()
516 	efx->netevent_notifier.notifier_call = ef100_netevent_event;  in ef100_probe_netdev()
517 	rc = register_netevent_notifier(&efx->netevent_notifier);  in ef100_probe_netdev()
519 		netif_err(efx, probe, efx->net_dev,  in ef100_probe_netdev()
524 	efx_probe_devlink_unlock(efx);  in ef100_probe_netdev()
529 	ef100_pf_unset_devlink_port(efx);  in ef100_probe_netdev()
531 	efx_probe_devlink_unlock(efx);  in ef100_probe_netdev()