/*
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* aQuantia Corporation Network Driver
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* Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
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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 and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*/
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/* File aq_nic.h: Declaration of common code for NIC. */
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#ifndef AQ_NIC_H
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#define AQ_NIC_H
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#include "aq_common.h"
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#include "aq_rss.h"
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#include "aq_hw.h"
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struct aq_ring_s;
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struct aq_hw_ops;
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struct aq_fw_s;
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struct aq_vec_s;
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struct aq_nic_cfg_s {
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const struct aq_hw_caps_s *aq_hw_caps;
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u64 hw_features;
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u32 rxds; /* rx ring size, descriptors # */
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u32 txds; /* tx ring size, descriptors # */
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u32 vecs; /* vecs==allocated irqs */
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u32 irq_type;
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u32 itr;
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u16 rx_itr;
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u16 tx_itr;
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u32 num_rss_queues;
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u32 mtu;
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u32 flow_control;
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u32 link_speed_msk;
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u32 vlan_id;
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u16 is_mc_list_enabled;
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u16 mc_list_count;
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bool is_autoneg;
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bool is_polling;
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bool is_rss;
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bool is_lro;
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u8 tcs;
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struct aq_rss_parameters aq_rss;
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};
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#define AQ_NIC_FLAG_STARTED 0x00000004U
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#define AQ_NIC_FLAG_STOPPING 0x00000008U
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#define AQ_NIC_FLAG_RESETTING 0x00000010U
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#define AQ_NIC_FLAG_CLOSING 0x00000020U
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#define AQ_NIC_LINK_DOWN 0x04000000U
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#define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U
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#define AQ_NIC_FLAG_ERR_HW 0x80000000U
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#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
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((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))
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struct aq_nic_s {
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atomic_t flags;
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struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
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struct aq_ring_s *aq_ring_tx[AQ_CFG_VECS_MAX * AQ_CFG_TCS_MAX];
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struct aq_hw_s *aq_hw;
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struct net_device *ndev;
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unsigned int aq_vecs;
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unsigned int packet_filter;
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unsigned int power_state;
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u8 port;
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const struct aq_hw_ops *aq_hw_ops;
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const struct aq_fw_ops *aq_fw_ops;
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struct aq_nic_cfg_s aq_nic_cfg;
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struct timer_list service_timer;
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struct timer_list polling_timer;
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struct aq_hw_link_status_s link_status;
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struct {
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u32 count;
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u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN];
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} mc_list;
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struct pci_dev *pdev;
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unsigned int msix_entry_mask;
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u32 irqvecs;
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};
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static inline struct device *aq_nic_get_dev(struct aq_nic_s *self)
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{
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return self->ndev->dev.parent;
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}
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void aq_nic_ndev_init(struct aq_nic_s *self);
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struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
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void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
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struct aq_ring_s *ring);
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struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
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int aq_nic_init(struct aq_nic_s *self);
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void aq_nic_cfg_start(struct aq_nic_s *self);
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int aq_nic_ndev_register(struct aq_nic_s *self);
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void aq_nic_ndev_free(struct aq_nic_s *self);
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int aq_nic_start(struct aq_nic_s *self);
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int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
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int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
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int aq_nic_get_regs_count(struct aq_nic_s *self);
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void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
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int aq_nic_stop(struct aq_nic_s *self);
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void aq_nic_deinit(struct aq_nic_s *self);
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void aq_nic_free_hot_resources(struct aq_nic_s *self);
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void aq_nic_free_vectors(struct aq_nic_s *self);
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int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
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int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
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int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
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int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
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unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
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void aq_nic_get_link_ksettings(struct aq_nic_s *self,
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struct ethtool_link_ksettings *cmd);
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int aq_nic_set_link_ksettings(struct aq_nic_s *self,
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const struct ethtool_link_ksettings *cmd);
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struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
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u32 aq_nic_get_fw_version(struct aq_nic_s *self);
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int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
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int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
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void aq_nic_shutdown(struct aq_nic_s *self);
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#endif /* AQ_NIC_H */
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