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

   1 /*
   2  * aQuantia Corporation Network Driver
   3  * Copyright (C) 2014-2017 aQuantia Corporation. All rights reserved
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms and conditions of the GNU General Public License,
   7  * version 2, as published by the Free Software Foundation.
   8  */
   9
  10 /* File aq_nic.h: Declaration of common code for NIC. */
  11
  12 #ifndef AQ_NIC_H
  13 #define AQ_NIC_H
  14
  15 #include "aq_common.h"
  16 #include "aq_rss.h"
  17
  18 struct aq_ring_s;
  19 struct aq_pci_func_s;
  20 struct aq_hw_ops;
  21
  22 #define AQ_NIC_FC_OFF    0U
  23 #define AQ_NIC_FC_TX     1U
  24 #define AQ_NIC_FC_RX     2U
  25 #define AQ_NIC_FC_FULL   3U
  26 #define AQ_NIC_FC_AUTO   4U
  27
  28 #define AQ_NIC_RATE_10G        BIT(0)
  29 #define AQ_NIC_RATE_5G         BIT(1)
  30 #define AQ_NIC_RATE_5GSR       BIT(2)
  31 #define AQ_NIC_RATE_2GS        BIT(3)
  32 #define AQ_NIC_RATE_1G         BIT(4)
  33 #define AQ_NIC_RATE_100M       BIT(5)
  34
  35 struct aq_nic_cfg_s {
  36         struct aq_hw_caps_s *aq_hw_caps;
  37         u64 hw_features;
  38         u32 rxds;               /* rx ring size, descriptors # */
  39         u32 txds;               /* tx ring size, descriptors # */
  40         u32 vecs;               /* vecs==allocated irqs */
  41         u32 irq_type;
  42         u32 itr;
  43         u16 rx_itr;
  44         u16 tx_itr;
  45         u32 num_rss_queues;
  46         u32 mtu;
  47         u32 ucp_0x364;
  48         u32 flow_control;
  49         u32 link_speed_msk;
  50         u32 vlan_id;
  51         u16 is_mc_list_enabled;
  52         u16 mc_list_count;
  53         bool is_autoneg;
  54         bool is_polling;
  55         bool is_rss;
  56         bool is_lro;
  57         u8  tcs;
  58         struct aq_rss_parameters aq_rss;
  59 };
  60
  61 #define AQ_NIC_FLAG_STARTED     0x00000004U
  62 #define AQ_NIC_FLAG_STOPPING    0x00000008U
  63 #define AQ_NIC_FLAG_RESETTING   0x00000010U
  64 #define AQ_NIC_FLAG_CLOSING     0x00000020U
  65 #define AQ_NIC_LINK_DOWN        0x04000000U
  66 #define AQ_NIC_FLAG_ERR_UNPLUG  0x40000000U
  67 #define AQ_NIC_FLAG_ERR_HW      0x80000000U
  68
  69 #define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \
  70         ((_TC_) * AQ_CFG_TCS_MAX + (_VEC_))
  71
  72 struct aq_nic_s *aq_nic_alloc_cold(const struct net_device_ops *ndev_ops,
  73                                    const struct ethtool_ops *et_ops,
  74                                    struct device *dev,
  75                                    struct aq_pci_func_s *aq_pci_func,
  76                                    unsigned int port,
  77                                    const struct aq_hw_ops *aq_hw_ops);
  78 int aq_nic_ndev_init(struct aq_nic_s *self);
  79 struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev);
  80 void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx,
  81                         struct aq_ring_s *ring);
  82 struct device *aq_nic_get_dev(struct aq_nic_s *self);
  83 struct net_device *aq_nic_get_ndev(struct aq_nic_s *self);
  84 int aq_nic_init(struct aq_nic_s *self);
  85 int aq_nic_cfg_start(struct aq_nic_s *self);
  86 int aq_nic_ndev_register(struct aq_nic_s *self);
  87 void aq_nic_ndev_free(struct aq_nic_s *self);
  88 int aq_nic_start(struct aq_nic_s *self);
  89 int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb);
  90 int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p);
  91 int aq_nic_get_regs_count(struct aq_nic_s *self);
  92 void aq_nic_get_stats(struct aq_nic_s *self, u64 *data);
  93 int aq_nic_stop(struct aq_nic_s *self);
  94 void aq_nic_deinit(struct aq_nic_s *self);
  95 void aq_nic_free_hot_resources(struct aq_nic_s *self);
  96 int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu);
  97 int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev);
  98 int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags);
  99 int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev);
 100 unsigned int aq_nic_get_link_speed(struct aq_nic_s *self);
 101 void aq_nic_get_link_ksettings(struct aq_nic_s *self,
 102                                struct ethtool_link_ksettings *cmd);
 103 int aq_nic_set_link_ksettings(struct aq_nic_s *self,
 104                               const struct ethtool_link_ksettings *cmd);
 105 struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self);
 106 u32 aq_nic_get_fw_version(struct aq_nic_s *self);
 107 int aq_nic_change_pm_state(struct aq_nic_s *self, pm_message_t *pm_msg);
 108 int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self);
 109
 110 #endif /* AQ_NIC_H */