16e173d3bSMartin Habets /* SPDX-License-Identifier: GPL-2.0-only */
26e173d3bSMartin Habets /****************************************************************************
36e173d3bSMartin Habets * Driver for Solarflare network controllers and boards
46e173d3bSMartin Habets * Copyright 2018 Solarflare Communications Inc.
56e173d3bSMartin Habets *
66e173d3bSMartin Habets * This program is free software; you can redistribute it and/or modify it
76e173d3bSMartin Habets * under the terms of the GNU General Public License version 2 as published
86e173d3bSMartin Habets * by the Free Software Foundation, incorporated herein by reference.
96e173d3bSMartin Habets */
106e173d3bSMartin Habets
116e173d3bSMartin Habets #ifndef EFX_COMMON_H
126e173d3bSMartin Habets #define EFX_COMMON_H
136e173d3bSMartin Habets
1471ad88f6SMartin Habets int efx_siena_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask,
156e173d3bSMartin Habets unsigned int mem_map_size);
1671ad88f6SMartin Habets void efx_siena_fini_io(struct efx_nic *efx);
1771ad88f6SMartin Habets int efx_siena_init_struct(struct efx_nic *efx, struct pci_dev *pci_dev,
186e173d3bSMartin Habets struct net_device *net_dev);
1971ad88f6SMartin Habets void efx_siena_fini_struct(struct efx_nic *efx);
206e173d3bSMartin Habets
216e173d3bSMartin Habets #define EFX_MAX_DMAQ_SIZE 4096UL
226e173d3bSMartin Habets #define EFX_DEFAULT_DMAQ_SIZE 1024UL
236e173d3bSMartin Habets #define EFX_MIN_DMAQ_SIZE 512UL
246e173d3bSMartin Habets
256e173d3bSMartin Habets #define EFX_MAX_EVQ_SIZE 16384UL
266e173d3bSMartin Habets #define EFX_MIN_EVQ_SIZE 512UL
276e173d3bSMartin Habets
2871ad88f6SMartin Habets void efx_siena_link_clear_advertising(struct efx_nic *efx);
2971ad88f6SMartin Habets void efx_siena_link_set_wanted_fc(struct efx_nic *efx, u8 wanted_fc);
306e173d3bSMartin Habets
3171ad88f6SMartin Habets void efx_siena_start_all(struct efx_nic *efx);
3271ad88f6SMartin Habets void efx_siena_stop_all(struct efx_nic *efx);
336e173d3bSMartin Habets
3471ad88f6SMartin Habets void efx_siena_net_stats(struct net_device *net_dev,
3571ad88f6SMartin Habets struct rtnl_link_stats64 *stats);
366e173d3bSMartin Habets
3771ad88f6SMartin Habets int efx_siena_create_reset_workqueue(void);
3871ad88f6SMartin Habets void efx_siena_queue_reset_work(struct efx_nic *efx);
3971ad88f6SMartin Habets void efx_siena_flush_reset_workqueue(struct efx_nic *efx);
4071ad88f6SMartin Habets void efx_siena_destroy_reset_workqueue(void);
416e173d3bSMartin Habets
4271ad88f6SMartin Habets void efx_siena_start_monitor(struct efx_nic *efx);
436e173d3bSMartin Habets
4471ad88f6SMartin Habets int __efx_siena_reconfigure_port(struct efx_nic *efx);
4571ad88f6SMartin Habets int efx_siena_reconfigure_port(struct efx_nic *efx);
466e173d3bSMartin Habets
476e173d3bSMartin Habets #define EFX_ASSERT_RESET_SERIALISED(efx) \
486e173d3bSMartin Habets do { \
496e173d3bSMartin Habets if ((efx->state == STATE_READY) || \
506e173d3bSMartin Habets (efx->state == STATE_RECOVERY) || \
516e173d3bSMartin Habets (efx->state == STATE_DISABLED)) \
526e173d3bSMartin Habets ASSERT_RTNL(); \
536e173d3bSMartin Habets } while (0)
546e173d3bSMartin Habets
5571ad88f6SMartin Habets int efx_siena_try_recovery(struct efx_nic *efx);
5671ad88f6SMartin Habets void efx_siena_reset_down(struct efx_nic *efx, enum reset_type method);
5771ad88f6SMartin Habets void efx_siena_watchdog(struct net_device *net_dev, unsigned int txqueue);
5871ad88f6SMartin Habets int efx_siena_reset_up(struct efx_nic *efx, enum reset_type method, bool ok);
5971ad88f6SMartin Habets int efx_siena_reset(struct efx_nic *efx, enum reset_type method);
6071ad88f6SMartin Habets void efx_siena_schedule_reset(struct efx_nic *efx, enum reset_type type);
616e173d3bSMartin Habets
626e173d3bSMartin Habets /* Dummy PHY ops for PHY drivers */
6371ad88f6SMartin Habets int efx_siena_port_dummy_op_int(struct efx_nic *efx);
6471ad88f6SMartin Habets void efx_siena_port_dummy_op_void(struct efx_nic *efx);
656e173d3bSMartin Habets
efx_check_disabled(struct efx_nic * efx)666e173d3bSMartin Habets static inline int efx_check_disabled(struct efx_nic *efx)
676e173d3bSMartin Habets {
686e173d3bSMartin Habets if (efx->state == STATE_DISABLED || efx->state == STATE_RECOVERY) {
696e173d3bSMartin Habets netif_err(efx, drv, efx->net_dev,
706e173d3bSMartin Habets "device is disabled due to earlier errors\n");
716e173d3bSMartin Habets return -EIO;
726e173d3bSMartin Habets }
736e173d3bSMartin Habets return 0;
746e173d3bSMartin Habets }
756e173d3bSMartin Habets
efx_schedule_channel(struct efx_channel * channel)766e173d3bSMartin Habets static inline void efx_schedule_channel(struct efx_channel *channel)
776e173d3bSMartin Habets {
786e173d3bSMartin Habets netif_vdbg(channel->efx, intr, channel->efx->net_dev,
796e173d3bSMartin Habets "channel %d scheduling NAPI poll on CPU%d\n",
806e173d3bSMartin Habets channel->channel, raw_smp_processor_id());
816e173d3bSMartin Habets
826e173d3bSMartin Habets napi_schedule(&channel->napi_str);
836e173d3bSMartin Habets }
846e173d3bSMartin Habets
efx_schedule_channel_irq(struct efx_channel * channel)856e173d3bSMartin Habets static inline void efx_schedule_channel_irq(struct efx_channel *channel)
866e173d3bSMartin Habets {
876e173d3bSMartin Habets channel->event_test_cpu = raw_smp_processor_id();
886e173d3bSMartin Habets efx_schedule_channel(channel);
896e173d3bSMartin Habets }
906e173d3bSMartin Habets
9158b6b3d5SMartin Habets #ifdef CONFIG_SFC_SIENA_MCDI_LOGGING
9271ad88f6SMartin Habets void efx_siena_init_mcdi_logging(struct efx_nic *efx);
9371ad88f6SMartin Habets void efx_siena_fini_mcdi_logging(struct efx_nic *efx);
946e173d3bSMartin Habets #else
efx_siena_init_mcdi_logging(struct efx_nic * efx)9571ad88f6SMartin Habets static inline void efx_siena_init_mcdi_logging(struct efx_nic *efx) {}
efx_siena_fini_mcdi_logging(struct efx_nic * efx)9671ad88f6SMartin Habets static inline void efx_siena_fini_mcdi_logging(struct efx_nic *efx) {}
976e173d3bSMartin Habets #endif
986e173d3bSMartin Habets
9971ad88f6SMartin Habets void efx_siena_mac_reconfigure(struct efx_nic *efx, bool mtu_only);
10071ad88f6SMartin Habets int efx_siena_set_mac_address(struct net_device *net_dev, void *data);
10171ad88f6SMartin Habets void efx_siena_set_rx_mode(struct net_device *net_dev);
10271ad88f6SMartin Habets int efx_siena_set_features(struct net_device *net_dev, netdev_features_t data);
10371ad88f6SMartin Habets void efx_siena_link_status_changed(struct efx_nic *efx);
10471ad88f6SMartin Habets unsigned int efx_siena_xdp_max_mtu(struct efx_nic *efx);
10571ad88f6SMartin Habets int efx_siena_change_mtu(struct net_device *net_dev, int new_mtu);
1066e173d3bSMartin Habets
10771ad88f6SMartin Habets extern const struct pci_error_handlers efx_siena_err_handlers;
1086e173d3bSMartin Habets
10971ad88f6SMartin Habets netdev_features_t efx_siena_features_check(struct sk_buff *skb,
11071ad88f6SMartin Habets struct net_device *dev,
1116e173d3bSMartin Habets netdev_features_t features);
1126e173d3bSMartin Habets
11371ad88f6SMartin Habets int efx_siena_get_phys_port_id(struct net_device *net_dev,
1146e173d3bSMartin Habets struct netdev_phys_item_id *ppid);
1156e173d3bSMartin Habets
11671ad88f6SMartin Habets int efx_siena_get_phys_port_name(struct net_device *net_dev,
1176e173d3bSMartin Habets char *name, size_t len);
1186e173d3bSMartin Habets #endif
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