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Diffstat (limited to '')
-rw-r--r-- | drivers/net/ethernet/sfc/efx_common.h | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/efx_common.h b/drivers/net/ethernet/sfc/efx_common.h new file mode 100644 index 000000000..2c54dac3e --- /dev/null +++ b/drivers/net/ethernet/sfc/efx_common.h @@ -0,0 +1,117 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/**************************************************************************** + * Driver for Solarflare network controllers and boards + * Copyright 2018 Solarflare Communications Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation, incorporated herein by reference. + */ + +#ifndef EFX_COMMON_H +#define EFX_COMMON_H + +int efx_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask, + unsigned int mem_map_size); +void efx_fini_io(struct efx_nic *efx); +int efx_init_struct(struct efx_nic *efx, struct pci_dev *pci_dev); +void efx_fini_struct(struct efx_nic *efx); + +#define EFX_MAX_DMAQ_SIZE 4096UL +#define EFX_DEFAULT_DMAQ_SIZE 1024UL +#define EFX_MIN_DMAQ_SIZE 512UL + +#define EFX_MAX_EVQ_SIZE 16384UL +#define EFX_MIN_EVQ_SIZE 512UL + +void efx_link_clear_advertising(struct efx_nic *efx); +void efx_link_set_wanted_fc(struct efx_nic *efx, u8); + +void efx_start_all(struct efx_nic *efx); +void efx_stop_all(struct efx_nic *efx); + +void efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats); + +int efx_create_reset_workqueue(void); +void efx_queue_reset_work(struct efx_nic *efx); +void efx_flush_reset_workqueue(struct efx_nic *efx); +void efx_destroy_reset_workqueue(void); + +void efx_start_monitor(struct efx_nic *efx); + +int __efx_reconfigure_port(struct efx_nic *efx); +int efx_reconfigure_port(struct efx_nic *efx); + +#define EFX_ASSERT_RESET_SERIALISED(efx) \ + do { \ + if ((efx)->state != STATE_UNINIT && \ + (efx)->state != STATE_PROBED) \ + ASSERT_RTNL(); \ + } while (0) + +int efx_try_recovery(struct efx_nic *efx); +void efx_reset_down(struct efx_nic *efx, enum reset_type method); +void efx_watchdog(struct net_device *net_dev, unsigned int txqueue); +int efx_reset_up(struct efx_nic *efx, enum reset_type method, bool ok); +int efx_reset(struct efx_nic *efx, enum reset_type method); +void efx_schedule_reset(struct efx_nic *efx, enum reset_type type); + +/* Dummy PHY ops for PHY drivers */ +int efx_port_dummy_op_int(struct efx_nic *efx); +void efx_port_dummy_op_void(struct efx_nic *efx); + +static inline int efx_check_disabled(struct efx_nic *efx) +{ + if (efx->state == STATE_DISABLED || efx_recovering(efx->state)) { + netif_err(efx, drv, efx->net_dev, + "device is disabled due to earlier errors\n"); + return -EIO; + } + return 0; +} + +static inline void efx_schedule_channel(struct efx_channel *channel) +{ + netif_vdbg(channel->efx, intr, channel->efx->net_dev, + "channel %d scheduling NAPI poll on CPU%d\n", + channel->channel, raw_smp_processor_id()); + + napi_schedule(&channel->napi_str); +} + +static inline void efx_schedule_channel_irq(struct efx_channel *channel) +{ + channel->event_test_cpu = raw_smp_processor_id(); + efx_schedule_channel(channel); +} + +#ifdef CONFIG_SFC_MCDI_LOGGING +void efx_init_mcdi_logging(struct efx_nic *efx); +void efx_fini_mcdi_logging(struct efx_nic *efx); +#else +static inline void efx_init_mcdi_logging(struct efx_nic *efx) {} +static inline void efx_fini_mcdi_logging(struct efx_nic *efx) {} +#endif + +void efx_mac_reconfigure(struct efx_nic *efx, bool mtu_only); +int efx_set_mac_address(struct net_device *net_dev, void *data); +void efx_set_rx_mode(struct net_device *net_dev); +int efx_set_features(struct net_device *net_dev, netdev_features_t data); +void efx_link_status_changed(struct efx_nic *efx); +unsigned int efx_xdp_max_mtu(struct efx_nic *efx); +int efx_change_mtu(struct net_device *net_dev, int new_mtu); + +extern const struct pci_error_handlers efx_err_handlers; + +netdev_features_t efx_features_check(struct sk_buff *skb, struct net_device *dev, + netdev_features_t features); + +int efx_get_phys_port_id(struct net_device *net_dev, + struct netdev_phys_item_id *ppid); + +int efx_get_phys_port_name(struct net_device *net_dev, + char *name, size_t len); + +void efx_detach_reps(struct efx_nic *efx); +void efx_attach_reps(struct efx_nic *efx); +#endif |