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84e7fc2591
Since representors piggy-back on the PF's queues for TX, they can only accept new TXes while the PF is up. Thus, any operation which detaches the PF must first detach all its VFreps. Signed-off-by: Edward Cree <ecree.xilinx@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
117 lines
3.9 KiB
C
117 lines
3.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/****************************************************************************
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* Driver for Solarflare network controllers and boards
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* Copyright 2018 Solarflare Communications Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation, incorporated herein by reference.
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*/
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#ifndef EFX_COMMON_H
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#define EFX_COMMON_H
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int efx_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask,
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unsigned int mem_map_size);
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void efx_fini_io(struct efx_nic *efx);
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int efx_init_struct(struct efx_nic *efx, struct pci_dev *pci_dev);
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void efx_fini_struct(struct efx_nic *efx);
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#define EFX_MAX_DMAQ_SIZE 4096UL
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#define EFX_DEFAULT_DMAQ_SIZE 1024UL
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#define EFX_MIN_DMAQ_SIZE 512UL
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#define EFX_MAX_EVQ_SIZE 16384UL
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#define EFX_MIN_EVQ_SIZE 512UL
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void efx_link_clear_advertising(struct efx_nic *efx);
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void efx_link_set_wanted_fc(struct efx_nic *efx, u8);
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void efx_start_all(struct efx_nic *efx);
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void efx_stop_all(struct efx_nic *efx);
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void efx_net_stats(struct net_device *net_dev, struct rtnl_link_stats64 *stats);
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int efx_create_reset_workqueue(void);
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void efx_queue_reset_work(struct efx_nic *efx);
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void efx_flush_reset_workqueue(struct efx_nic *efx);
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void efx_destroy_reset_workqueue(void);
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void efx_start_monitor(struct efx_nic *efx);
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int __efx_reconfigure_port(struct efx_nic *efx);
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int efx_reconfigure_port(struct efx_nic *efx);
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#define EFX_ASSERT_RESET_SERIALISED(efx) \
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do { \
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if ((efx)->state != STATE_UNINIT && \
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(efx)->state != STATE_PROBED) \
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ASSERT_RTNL(); \
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} while (0)
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int efx_try_recovery(struct efx_nic *efx);
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void efx_reset_down(struct efx_nic *efx, enum reset_type method);
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void efx_watchdog(struct net_device *net_dev, unsigned int txqueue);
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int efx_reset_up(struct efx_nic *efx, enum reset_type method, bool ok);
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int efx_reset(struct efx_nic *efx, enum reset_type method);
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void efx_schedule_reset(struct efx_nic *efx, enum reset_type type);
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/* Dummy PHY ops for PHY drivers */
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int efx_port_dummy_op_int(struct efx_nic *efx);
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void efx_port_dummy_op_void(struct efx_nic *efx);
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static inline int efx_check_disabled(struct efx_nic *efx)
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{
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if (efx->state == STATE_DISABLED || efx_recovering(efx->state)) {
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netif_err(efx, drv, efx->net_dev,
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"device is disabled due to earlier errors\n");
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return -EIO;
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}
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return 0;
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}
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static inline void efx_schedule_channel(struct efx_channel *channel)
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{
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netif_vdbg(channel->efx, intr, channel->efx->net_dev,
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"channel %d scheduling NAPI poll on CPU%d\n",
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channel->channel, raw_smp_processor_id());
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napi_schedule(&channel->napi_str);
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}
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static inline void efx_schedule_channel_irq(struct efx_channel *channel)
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{
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channel->event_test_cpu = raw_smp_processor_id();
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efx_schedule_channel(channel);
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}
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#ifdef CONFIG_SFC_MCDI_LOGGING
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void efx_init_mcdi_logging(struct efx_nic *efx);
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void efx_fini_mcdi_logging(struct efx_nic *efx);
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#else
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static inline void efx_init_mcdi_logging(struct efx_nic *efx) {}
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static inline void efx_fini_mcdi_logging(struct efx_nic *efx) {}
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#endif
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void efx_mac_reconfigure(struct efx_nic *efx, bool mtu_only);
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int efx_set_mac_address(struct net_device *net_dev, void *data);
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void efx_set_rx_mode(struct net_device *net_dev);
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int efx_set_features(struct net_device *net_dev, netdev_features_t data);
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void efx_link_status_changed(struct efx_nic *efx);
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unsigned int efx_xdp_max_mtu(struct efx_nic *efx);
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int efx_change_mtu(struct net_device *net_dev, int new_mtu);
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extern const struct pci_error_handlers efx_err_handlers;
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netdev_features_t efx_features_check(struct sk_buff *skb, struct net_device *dev,
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netdev_features_t features);
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int efx_get_phys_port_id(struct net_device *net_dev,
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struct netdev_phys_item_id *ppid);
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int efx_get_phys_port_name(struct net_device *net_dev,
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char *name, size_t len);
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void efx_detach_reps(struct efx_nic *efx);
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void efx_attach_reps(struct efx_nic *efx);
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#endif
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