175a6faf6SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 297bde5c4SDavid VomLehn /* 397bde5c4SDavid VomLehn * aQuantia Corporation Network Driver 41a64f8dcSEgor Pomozov * Copyright (C) 2014-2019 aQuantia Corporation. All rights reserved 597bde5c4SDavid VomLehn */ 697bde5c4SDavid VomLehn 797bde5c4SDavid VomLehn /* File aq_nic.h: Declaration of common code for NIC. */ 897bde5c4SDavid VomLehn 997bde5c4SDavid VomLehn #ifndef AQ_NIC_H 1097bde5c4SDavid VomLehn #define AQ_NIC_H 1197bde5c4SDavid VomLehn 1297bde5c4SDavid VomLehn #include "aq_common.h" 1397bde5c4SDavid VomLehn #include "aq_rss.h" 141a713f87SIgor Russkikh #include "aq_hw.h" 1597bde5c4SDavid VomLehn 1697bde5c4SDavid VomLehn struct aq_ring_s; 1797bde5c4SDavid VomLehn struct aq_hw_ops; 18db550615SIgor Russkikh struct aq_fw_s; 19db550615SIgor Russkikh struct aq_vec_s; 2062c1c2e6SDmitry Bogdanov struct aq_macsec_cfg; 211a64f8dcSEgor Pomozov struct aq_ptp_s; 225a1bf9efSDmitry Bezrukov enum aq_rx_filter_type; 2397bde5c4SDavid VomLehn 248009bb19SNikita Danilov enum aq_fc_mode { 258009bb19SNikita Danilov AQ_NIC_FC_OFF = 0, 268009bb19SNikita Danilov AQ_NIC_FC_TX, 278009bb19SNikita Danilov AQ_NIC_FC_RX, 288009bb19SNikita Danilov AQ_NIC_FC_FULL, 298009bb19SNikita Danilov }; 308009bb19SNikita Danilov 318009bb19SNikita Danilov struct aq_fc_info { 328009bb19SNikita Danilov enum aq_fc_mode req; 338009bb19SNikita Danilov enum aq_fc_mode cur; 348009bb19SNikita Danilov }; 358009bb19SNikita Danilov 3697bde5c4SDavid VomLehn struct aq_nic_cfg_s { 374cbc9f92SIgor Russkikh const struct aq_hw_caps_s *aq_hw_caps; 38bbb67a44SDmitry Bogdanov u64 features; 3997bde5c4SDavid VomLehn u32 rxds; /* rx ring size, descriptors # */ 4097bde5c4SDavid VomLehn u32 txds; /* tx ring size, descriptors # */ 413dd3e236SIgor Russkikh u32 vecs; /* allocated rx/tx vectors */ 423dd3e236SIgor Russkikh u32 link_irq_vec; 4397bde5c4SDavid VomLehn u32 irq_type; 4497bde5c4SDavid VomLehn u32 itr; 45b82ee71aSIgor Russkikh u16 rx_itr; 46b82ee71aSIgor Russkikh u16 tx_itr; 4746f4c29dSIgor Russkikh u32 rxpageorder; 4897bde5c4SDavid VomLehn u32 num_rss_queues; 4997bde5c4SDavid VomLehn u32 mtu; 508009bb19SNikita Danilov struct aq_fc_info fc; 5197bde5c4SDavid VomLehn u32 link_speed_msk; 520e1a0ddeSYana Esina u32 wol; 53d3ed7c5cSIgor Russkikh u8 is_vlan_rx_strip; 54d3ed7c5cSIgor Russkikh u8 is_vlan_tx_insert; 5548dd73d0SDmitry Bogdanov bool is_vlan_force_promisc; 5697bde5c4SDavid VomLehn u16 is_mc_list_enabled; 5797bde5c4SDavid VomLehn u16 mc_list_count; 5897bde5c4SDavid VomLehn bool is_autoneg; 5997bde5c4SDavid VomLehn bool is_polling; 6097bde5c4SDavid VomLehn bool is_rss; 6197bde5c4SDavid VomLehn bool is_lro; 62ea4b4d7fSIgor Russkikh u32 priv_flags; 6397bde5c4SDavid VomLehn u8 tcs; 6497bde5c4SDavid VomLehn struct aq_rss_parameters aq_rss; 6592ab6407SYana Esina u32 eee_speeds; 6697bde5c4SDavid VomLehn }; 6797bde5c4SDavid VomLehn 6897bde5c4SDavid VomLehn #define AQ_NIC_FLAG_STARTED 0x00000004U 6997bde5c4SDavid VomLehn #define AQ_NIC_FLAG_STOPPING 0x00000008U 7097bde5c4SDavid VomLehn #define AQ_NIC_FLAG_RESETTING 0x00000010U 7197bde5c4SDavid VomLehn #define AQ_NIC_FLAG_CLOSING 0x00000020U 7204a18399SEgor Pomozov #define AQ_NIC_PTP_DPATH_UP 0x02000000U 7397bde5c4SDavid VomLehn #define AQ_NIC_LINK_DOWN 0x04000000U 7497bde5c4SDavid VomLehn #define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U 7597bde5c4SDavid VomLehn #define AQ_NIC_FLAG_ERR_HW 0x80000000U 7697bde5c4SDavid VomLehn 77837c6378SNikita Danilov #define AQ_NIC_WOL_MODES (WAKE_MAGIC |\ 78837c6378SNikita Danilov WAKE_PHY) 790e1a0ddeSYana Esina 8097bde5c4SDavid VomLehn #define AQ_NIC_TCVEC2RING(_NIC_, _TC_, _VEC_) \ 8197bde5c4SDavid VomLehn ((_TC_) * AQ_CFG_TCS_MAX + (_VEC_)) 8297bde5c4SDavid VomLehn 8354bcb3d1SDmitry Bogdanov struct aq_hw_rx_fl2 { 8454bcb3d1SDmitry Bogdanov struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS]; 8554bcb3d1SDmitry Bogdanov }; 8654bcb3d1SDmitry Bogdanov 87a6ed6f22SDmitry Bogdanov struct aq_hw_rx_fl3l4 { 88a6ed6f22SDmitry Bogdanov u8 active_ipv4; 89a6ed6f22SDmitry Bogdanov u8 active_ipv6:2; 90a6ed6f22SDmitry Bogdanov u8 is_ipv6; 915a1bf9efSDmitry Bezrukov u8 reserved_count; 92a6ed6f22SDmitry Bogdanov }; 93a6ed6f22SDmitry Bogdanov 948d0bcb01SDmitry Bogdanov struct aq_hw_rx_fltrs_s { 958d0bcb01SDmitry Bogdanov struct hlist_head filter_list; 968d0bcb01SDmitry Bogdanov u16 active_filters; 9754bcb3d1SDmitry Bogdanov struct aq_hw_rx_fl2 fl2; 98a6ed6f22SDmitry Bogdanov struct aq_hw_rx_fl3l4 fl3l4; 995a1bf9efSDmitry Bezrukov /*filter ether type */ 1005a1bf9efSDmitry Bezrukov u8 fet_reserved_count; 1018d0bcb01SDmitry Bogdanov }; 1028d0bcb01SDmitry Bogdanov 103db550615SIgor Russkikh struct aq_nic_s { 104db550615SIgor Russkikh atomic_t flags; 10558128fa0SNikita Danilov u32 msg_enable; 106db550615SIgor Russkikh struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX]; 107db550615SIgor Russkikh struct aq_ring_s *aq_ring_tx[AQ_CFG_VECS_MAX * AQ_CFG_TCS_MAX]; 108db550615SIgor Russkikh struct aq_hw_s *aq_hw; 109db550615SIgor Russkikh struct net_device *ndev; 110db550615SIgor Russkikh unsigned int aq_vecs; 111db550615SIgor Russkikh unsigned int packet_filter; 112db550615SIgor Russkikh unsigned int power_state; 113db550615SIgor Russkikh u8 port; 1148fcb98f4SIgor Russkikh const struct aq_hw_ops *aq_hw_ops; 1150c58c35fSIgor Russkikh const struct aq_fw_ops *aq_fw_ops; 116db550615SIgor Russkikh struct aq_nic_cfg_s aq_nic_cfg; 117db550615SIgor Russkikh struct timer_list service_timer; 11849544935SIgor Russkikh struct work_struct service_task; 119db550615SIgor Russkikh struct timer_list polling_timer; 120db550615SIgor Russkikh struct aq_hw_link_status_s link_status; 121db550615SIgor Russkikh struct { 122db550615SIgor Russkikh u32 count; 12394b3b542SIgor Russkikh u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN]; 124db550615SIgor Russkikh } mc_list; 1257975d2afSDmitry Bogdanov /* Bitmask of currently assigned vlans from linux */ 1267975d2afSDmitry Bogdanov unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 127db550615SIgor Russkikh 128db550615SIgor Russkikh struct pci_dev *pdev; 129db550615SIgor Russkikh unsigned int msix_entry_mask; 130a09bd81bSIgor Russkikh u32 irqvecs; 131f5dce08aSNikita Danilov /* mutex to serialize FW interface access operations */ 132f5dce08aSNikita Danilov struct mutex fwreq_mutex; 13362c1c2e6SDmitry Bogdanov #if IS_ENABLED(CONFIG_MACSEC) 13462c1c2e6SDmitry Bogdanov struct aq_macsec_cfg *macsec_cfg; 13562c1c2e6SDmitry Bogdanov #endif 1361a64f8dcSEgor Pomozov /* PTP support */ 1371a64f8dcSEgor Pomozov struct aq_ptp_s *aq_ptp; 1388d0bcb01SDmitry Bogdanov struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs; 139db550615SIgor Russkikh }; 140db550615SIgor Russkikh 141db550615SIgor Russkikh static inline struct device *aq_nic_get_dev(struct aq_nic_s *self) 142db550615SIgor Russkikh { 143db550615SIgor Russkikh return self->ndev->dev.parent; 144db550615SIgor Russkikh } 145db550615SIgor Russkikh 14623ee07adSIgor Russkikh void aq_nic_ndev_init(struct aq_nic_s *self); 14797bde5c4SDavid VomLehn struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev); 14897bde5c4SDavid VomLehn void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx, 14997bde5c4SDavid VomLehn struct aq_ring_s *ring); 15097bde5c4SDavid VomLehn struct net_device *aq_nic_get_ndev(struct aq_nic_s *self); 15197bde5c4SDavid VomLehn int aq_nic_init(struct aq_nic_s *self); 15223ee07adSIgor Russkikh void aq_nic_cfg_start(struct aq_nic_s *self); 15397bde5c4SDavid VomLehn int aq_nic_ndev_register(struct aq_nic_s *self); 15497bde5c4SDavid VomLehn void aq_nic_ndev_free(struct aq_nic_s *self); 15597bde5c4SDavid VomLehn int aq_nic_start(struct aq_nic_s *self); 15604a18399SEgor Pomozov unsigned int aq_nic_map_skb(struct aq_nic_s *self, struct sk_buff *skb, 15704a18399SEgor Pomozov struct aq_ring_s *ring); 15897bde5c4SDavid VomLehn int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb); 15997bde5c4SDavid VomLehn int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p); 16097bde5c4SDavid VomLehn int aq_nic_get_regs_count(struct aq_nic_s *self); 161*aec0f1aaSDmitry Bogdanov u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data); 16297bde5c4SDavid VomLehn int aq_nic_stop(struct aq_nic_s *self); 163837c6378SNikita Danilov void aq_nic_deinit(struct aq_nic_s *self, bool link_down); 164837c6378SNikita Danilov void aq_nic_set_power(struct aq_nic_s *self); 16597bde5c4SDavid VomLehn void aq_nic_free_hot_resources(struct aq_nic_s *self); 16623ee07adSIgor Russkikh void aq_nic_free_vectors(struct aq_nic_s *self); 16797bde5c4SDavid VomLehn int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu); 16897bde5c4SDavid VomLehn int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev); 16997bde5c4SDavid VomLehn int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags); 17097bde5c4SDavid VomLehn int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev); 17197bde5c4SDavid VomLehn unsigned int aq_nic_get_link_speed(struct aq_nic_s *self); 172f8244ab5SPhilippe Reynes void aq_nic_get_link_ksettings(struct aq_nic_s *self, 173f8244ab5SPhilippe Reynes struct ethtool_link_ksettings *cmd); 174f8244ab5SPhilippe Reynes int aq_nic_set_link_ksettings(struct aq_nic_s *self, 175f8244ab5SPhilippe Reynes const struct ethtool_link_ksettings *cmd); 17697bde5c4SDavid VomLehn struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self); 17797bde5c4SDavid VomLehn u32 aq_nic_get_fw_version(struct aq_nic_s *self); 178ea4b4d7fSIgor Russkikh int aq_nic_set_loopback(struct aq_nic_s *self); 179b82ee71aSIgor Russkikh int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self); 18090869ddfSIgor Russkikh void aq_nic_shutdown(struct aq_nic_s *self); 1815a1bf9efSDmitry Bezrukov u8 aq_nic_reserve_filter(struct aq_nic_s *self, enum aq_rx_filter_type type); 1825a1bf9efSDmitry Bezrukov void aq_nic_release_filter(struct aq_nic_s *self, enum aq_rx_filter_type type, 1835a1bf9efSDmitry Bezrukov u32 location); 18497bde5c4SDavid VomLehn #endif /* AQ_NIC_H */ 185