Release 4.16 drivers/net/ethernet/aquantia/atlantic/aq_nic.h

/*
 * aQuantia Corporation Network Driver
 * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 */

/* File aq_nic.h: Declaration of common code for NIC. */

#ifndef AQ_NIC_H

#define AQ_NIC_H

#include "aq_common.h"
#include "aq_rss.h"
#include "aq_hw.h"

struct aq_ring_s;
struct aq_hw_ops;
struct aq_fw_s;
struct aq_vec_s;


struct aq_nic_cfg_s {
	
const struct aq_hw_caps_s *aq_hw_caps;
	
u64 hw_features;
	
u32 rxds;		/* rx ring size, descriptors # */
	
u32 txds;		/* tx ring size, descriptors # */
	
u32 vecs;		/* vecs==allocated irqs */
	
u32 irq_type;
	
u32 itr;
	
u16 rx_itr;
	
u16 tx_itr;
	
u32 num_rss_queues;
	
u32 mtu;
	
u32 flow_control;
	
u32 link_speed_msk;
	
u32 vlan_id;
	
u16 is_mc_list_enabled;
	
u16 mc_list_count;
	
bool is_autoneg;
	
bool is_polling;
	
bool is_rss;
	
bool is_lro;
	
u8  tcs;
	
struct aq_rss_parameters aq_rss;
};


#define AQ_NIC_FLAG_STARTED     0x00000004U

#define AQ_NIC_FLAG_STOPPING    0x00000008U

#define AQ_NIC_FLAG_RESETTING   0x00000010U

#define AQ_NIC_FLAG_CLOSING     0x00000020U

#define AQ_NIC_LINK_DOWN        0x04000000U

#define AQ_NIC_FLAG_ERR_UNPLUG  0x40000000U

#define AQ_NIC_FLAG_ERR_HW      0x80000000U


#define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
	((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))


struct aq_nic_s {
	
atomic_t flags;
	
struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX];
	
struct aq_ring_s *aq_ring_tx[AQ_CFG_VECS_MAX * AQ_CFG_TCS_MAX];
	
struct aq_hw_s *aq_hw;
	
struct net_device *ndev;
	
unsigned int aq_vecs;
	
unsigned int packet_filter;
	
unsigned int power_state;
	
u8 port;
	
const struct aq_hw_ops *aq_hw_ops;
	
const struct aq_fw_ops *aq_fw_ops;
	
struct aq_nic_cfg_s aq_nic_cfg;
	
struct timer_list service_timer;
	
struct timer_list polling_timer;
	
struct aq_hw_link_status_s link_status;
	
struct {
		
u32 count;
		
u8 ar[AQ_CFG_MULTICAST_ADDRESS_MAX][ETH_ALEN];
	
} mc_list;

	
struct pci_dev *pdev;
	
unsigned int msix_entry_mask;
};



static inline struct device *aq_nic_get_dev(struct aq_nic_s *self)
{
	return self->ndev->dev.parent;
}

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void aq_nic_ndev_init(struct aq_nic_s *self);
struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
			struct aq_ring_s *ring);
struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
int aq_nic_init(struct aq_nic_s *self);
void aq_nic_cfg_start(struct aq_nic_s *self);
int aq_nic_ndev_register(struct aq_nic_s *self);
void aq_nic_ndev_free(struct aq_nic_s *self);
int aq_nic_start(struct aq_nic_s *self);
int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
int aq_nic_get_regs_count(struct aq_nic_s *self);
void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
int aq_nic_stop(struct aq_nic_s *self);
void aq_nic_deinit(struct aq_nic_s *self);
void aq_nic_free_hot_resources(struct aq_nic_s *self);
void aq_nic_free_vectors(struct aq_nic_s *self);
int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
void aq_nic_get_link_ksettings(struct aq_nic_s *self,
			       struct ethtool_link_ksettings *cmd);
int aq_nic_set_link_ksettings(struct aq_nic_s *self,
			      const struct ethtool_link_ksettings *cmd);
struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
u32 aq_nic_get_fw_version(struct aq_nic_s *self);
int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
void aq_nic_shutdown(struct aq_nic_s *self);

#endif /* AQ_NIC_H */
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Directory: drivers/net/ethernet/aquantia/atlantic

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