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1/* SPDX-License-Identifier: GPL-2.0-only */2/****************************************************************************3 * Driver for Solarflare network controllers and boards4 * Copyright 2018 Solarflare Communications Inc.5 *6 * This program is free software; you can redistribute it and/or modify it7 * under the terms of the GNU General Public License version 2 as published8 * by the Free Software Foundation, incorporated herein by reference.9 */10 11#ifndef EFX_COMMON_H12#define EFX_COMMON_H13 14int efx_siena_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask,15 unsigned int mem_map_size);16void efx_siena_fini_io(struct efx_nic *efx);17int efx_siena_init_struct(struct efx_nic *efx, struct pci_dev *pci_dev,18 struct net_device *net_dev);19void efx_siena_fini_struct(struct efx_nic *efx);20 21#define EFX_MAX_DMAQ_SIZE 4096UL22#define EFX_DEFAULT_DMAQ_SIZE 1024UL23#define EFX_MIN_DMAQ_SIZE 512UL24 25#define EFX_MAX_EVQ_SIZE 16384UL26#define EFX_MIN_EVQ_SIZE 512UL27 28void efx_siena_link_clear_advertising(struct efx_nic *efx);29void efx_siena_link_set_wanted_fc(struct efx_nic *efx, u8 wanted_fc);30 31void efx_siena_start_all(struct efx_nic *efx);32void efx_siena_stop_all(struct efx_nic *efx);33 34void efx_siena_net_stats(struct net_device *net_dev,35 struct rtnl_link_stats64 *stats);36 37int efx_siena_create_reset_workqueue(void);38void efx_siena_queue_reset_work(struct efx_nic *efx);39void efx_siena_flush_reset_workqueue(struct efx_nic *efx);40void efx_siena_destroy_reset_workqueue(void);41 42void efx_siena_start_monitor(struct efx_nic *efx);43 44int __efx_siena_reconfigure_port(struct efx_nic *efx);45int efx_siena_reconfigure_port(struct efx_nic *efx);46 47#define EFX_ASSERT_RESET_SERIALISED(efx) \48 do { \49 if ((efx->state == STATE_READY) || \50 (efx->state == STATE_RECOVERY) || \51 (efx->state == STATE_DISABLED)) \52 ASSERT_RTNL(); \53 } while (0)54 55int efx_siena_try_recovery(struct efx_nic *efx);56void efx_siena_reset_down(struct efx_nic *efx, enum reset_type method);57void efx_siena_watchdog(struct net_device *net_dev, unsigned int txqueue);58int efx_siena_reset_up(struct efx_nic *efx, enum reset_type method, bool ok);59int efx_siena_reset(struct efx_nic *efx, enum reset_type method);60void efx_siena_schedule_reset(struct efx_nic *efx, enum reset_type type);61 62/* Dummy PHY ops for PHY drivers */63int efx_siena_port_dummy_op_int(struct efx_nic *efx);64void efx_siena_port_dummy_op_void(struct efx_nic *efx);65 66static inline int efx_check_disabled(struct efx_nic *efx)67{68 if (efx->state == STATE_DISABLED || efx->state == STATE_RECOVERY) {69 netif_err(efx, drv, efx->net_dev,70 "device is disabled due to earlier errors\n");71 return -EIO;72 }73 return 0;74}75 76static inline void efx_schedule_channel(struct efx_channel *channel)77{78 netif_vdbg(channel->efx, intr, channel->efx->net_dev,79 "channel %d scheduling NAPI poll on CPU%d\n",80 channel->channel, raw_smp_processor_id());81 82 napi_schedule(&channel->napi_str);83}84 85static inline void efx_schedule_channel_irq(struct efx_channel *channel)86{87 channel->event_test_cpu = raw_smp_processor_id();88 efx_schedule_channel(channel);89}90 91#ifdef CONFIG_SFC_SIENA_MCDI_LOGGING92void efx_siena_init_mcdi_logging(struct efx_nic *efx);93void efx_siena_fini_mcdi_logging(struct efx_nic *efx);94#else95static inline void efx_siena_init_mcdi_logging(struct efx_nic *efx) {}96static inline void efx_siena_fini_mcdi_logging(struct efx_nic *efx) {}97#endif98 99void efx_siena_mac_reconfigure(struct efx_nic *efx, bool mtu_only);100int efx_siena_set_mac_address(struct net_device *net_dev, void *data);101void efx_siena_set_rx_mode(struct net_device *net_dev);102int efx_siena_set_features(struct net_device *net_dev, netdev_features_t data);103void efx_siena_link_status_changed(struct efx_nic *efx);104unsigned int efx_siena_xdp_max_mtu(struct efx_nic *efx);105int efx_siena_change_mtu(struct net_device *net_dev, int new_mtu);106 107extern const struct pci_error_handlers efx_siena_err_handlers;108 109netdev_features_t efx_siena_features_check(struct sk_buff *skb,110 struct net_device *dev,111 netdev_features_t features);112 113int efx_siena_get_phys_port_id(struct net_device *net_dev,114 struct netdev_phys_item_id *ppid);115 116int efx_siena_get_phys_port_name(struct net_device *net_dev,117 char *name, size_t len);118#endif119