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; 62a83fe6b6SDmitry Bezrukov bool is_qos; 630aa7bc3eSDmitry Bezrukov bool is_ptp; 640aa7bc3eSDmitry Bezrukov enum aq_tc_mode tc_mode; 65ea4b4d7fSIgor Russkikh u32 priv_flags; 6697bde5c4SDavid VomLehn u8 tcs; 67a83fe6b6SDmitry Bezrukov u8 prio_tc_map[8]; 687327699fSMark Starovoytov u32 tc_max_rate[AQ_CFG_TCS_MAX]; 6997bde5c4SDavid VomLehn struct aq_rss_parameters aq_rss; 7092ab6407SYana Esina u32 eee_speeds; 7197bde5c4SDavid VomLehn }; 7297bde5c4SDavid VomLehn 7397bde5c4SDavid VomLehn #define AQ_NIC_FLAG_STARTED 0x00000004U 7497bde5c4SDavid VomLehn #define AQ_NIC_FLAG_STOPPING 0x00000008U 7597bde5c4SDavid VomLehn #define AQ_NIC_FLAG_RESETTING 0x00000010U 7697bde5c4SDavid VomLehn #define AQ_NIC_FLAG_CLOSING 0x00000020U 7704a18399SEgor Pomozov #define AQ_NIC_PTP_DPATH_UP 0x02000000U 7897bde5c4SDavid VomLehn #define AQ_NIC_LINK_DOWN 0x04000000U 7997bde5c4SDavid VomLehn #define AQ_NIC_FLAG_ERR_UNPLUG 0x40000000U 8097bde5c4SDavid VomLehn #define AQ_NIC_FLAG_ERR_HW 0x80000000U 8197bde5c4SDavid VomLehn 82837c6378SNikita Danilov #define AQ_NIC_WOL_MODES (WAKE_MAGIC |\ 83837c6378SNikita Danilov WAKE_PHY) 840e1a0ddeSYana Esina 85b9e98926SMark Starovoytov #define AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) \ 86b9e98926SMark Starovoytov (((_NIC_CFG_)->tc_mode == AQ_TC_MODE_4TCS) ? 8 : 4) 87a83fe6b6SDmitry Bezrukov 88b9e98926SMark Starovoytov #define AQ_NIC_CFG_TCVEC2RING(_NIC_CFG_, _TC_, _VEC_) \ 89b9e98926SMark Starovoytov ((_TC_) * AQ_NIC_CFG_RING_PER_TC(_NIC_CFG_) + (_VEC_)) 90a83fe6b6SDmitry Bezrukov 91a83fe6b6SDmitry Bezrukov #define AQ_NIC_RING2QMAP(_NIC_, _ID_) \ 92b9e98926SMark Starovoytov ((_ID_) / AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg) * \ 93b9e98926SMark Starovoytov (_NIC_)->aq_vecs + \ 94b9e98926SMark Starovoytov ((_ID_) % AQ_NIC_CFG_RING_PER_TC(&(_NIC_)->aq_nic_cfg))) 9597bde5c4SDavid VomLehn 9654bcb3d1SDmitry Bogdanov struct aq_hw_rx_fl2 { 9754bcb3d1SDmitry Bogdanov struct aq_rx_filter_vlan aq_vlans[AQ_VLAN_MAX_FILTERS]; 9854bcb3d1SDmitry Bogdanov }; 9954bcb3d1SDmitry Bogdanov 100a6ed6f22SDmitry Bogdanov struct aq_hw_rx_fl3l4 { 101a6ed6f22SDmitry Bogdanov u8 active_ipv4; 102a6ed6f22SDmitry Bogdanov u8 active_ipv6:2; 103a6ed6f22SDmitry Bogdanov u8 is_ipv6; 1045a1bf9efSDmitry Bezrukov u8 reserved_count; 105a6ed6f22SDmitry Bogdanov }; 106a6ed6f22SDmitry Bogdanov 1078d0bcb01SDmitry Bogdanov struct aq_hw_rx_fltrs_s { 1088d0bcb01SDmitry Bogdanov struct hlist_head filter_list; 1098d0bcb01SDmitry Bogdanov u16 active_filters; 11054bcb3d1SDmitry Bogdanov struct aq_hw_rx_fl2 fl2; 111a6ed6f22SDmitry Bogdanov struct aq_hw_rx_fl3l4 fl3l4; 1125a1bf9efSDmitry Bezrukov /*filter ether type */ 1135a1bf9efSDmitry Bezrukov u8 fet_reserved_count; 1148d0bcb01SDmitry Bogdanov }; 1158d0bcb01SDmitry Bogdanov 116db550615SIgor Russkikh struct aq_nic_s { 117db550615SIgor Russkikh atomic_t flags; 11858128fa0SNikita Danilov u32 msg_enable; 119db550615SIgor Russkikh struct aq_vec_s *aq_vec[AQ_CFG_VECS_MAX]; 120a83fe6b6SDmitry Bezrukov struct aq_ring_s *aq_ring_tx[AQ_HW_QUEUES_MAX]; 121db550615SIgor Russkikh struct aq_hw_s *aq_hw; 122db550615SIgor Russkikh struct net_device *ndev; 123db550615SIgor Russkikh unsigned int aq_vecs; 124db550615SIgor Russkikh unsigned int packet_filter; 125db550615SIgor Russkikh unsigned int power_state; 126db550615SIgor Russkikh u8 port; 1278fcb98f4SIgor Russkikh const struct aq_hw_ops *aq_hw_ops; 1280c58c35fSIgor Russkikh const struct aq_fw_ops *aq_fw_ops; 129db550615SIgor Russkikh struct aq_nic_cfg_s aq_nic_cfg; 130db550615SIgor Russkikh struct timer_list service_timer; 13149544935SIgor Russkikh struct work_struct service_task; 132db550615SIgor Russkikh struct timer_list polling_timer; 133db550615SIgor Russkikh struct aq_hw_link_status_s link_status; 134db550615SIgor Russkikh struct { 135db550615SIgor Russkikh u32 count; 13694b3b542SIgor Russkikh u8 ar[AQ_HW_MULTICAST_ADDRESS_MAX][ETH_ALEN]; 137db550615SIgor Russkikh } mc_list; 1387975d2afSDmitry Bogdanov /* Bitmask of currently assigned vlans from linux */ 1397975d2afSDmitry Bogdanov unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)]; 140db550615SIgor Russkikh 141db550615SIgor Russkikh struct pci_dev *pdev; 142db550615SIgor Russkikh unsigned int msix_entry_mask; 143a09bd81bSIgor Russkikh u32 irqvecs; 144f5dce08aSNikita Danilov /* mutex to serialize FW interface access operations */ 145f5dce08aSNikita Danilov struct mutex fwreq_mutex; 14662c1c2e6SDmitry Bogdanov #if IS_ENABLED(CONFIG_MACSEC) 14762c1c2e6SDmitry Bogdanov struct aq_macsec_cfg *macsec_cfg; 14862c1c2e6SDmitry Bogdanov #endif 1491a64f8dcSEgor Pomozov /* PTP support */ 1501a64f8dcSEgor Pomozov struct aq_ptp_s *aq_ptp; 1518d0bcb01SDmitry Bogdanov struct aq_hw_rx_fltrs_s aq_hw_rx_fltrs; 152db550615SIgor Russkikh }; 153db550615SIgor Russkikh 154db550615SIgor Russkikh static inline struct device *aq_nic_get_dev(struct aq_nic_s *self) 155db550615SIgor Russkikh { 156db550615SIgor Russkikh return self->ndev->dev.parent; 157db550615SIgor Russkikh } 158db550615SIgor Russkikh 15923ee07adSIgor Russkikh void aq_nic_ndev_init(struct aq_nic_s *self); 16097bde5c4SDavid VomLehn struct aq_nic_s *aq_nic_alloc_hot(struct net_device *ndev); 16197bde5c4SDavid VomLehn void aq_nic_set_tx_ring(struct aq_nic_s *self, unsigned int idx, 16297bde5c4SDavid VomLehn struct aq_ring_s *ring); 16397bde5c4SDavid VomLehn struct net_device *aq_nic_get_ndev(struct aq_nic_s *self); 16497bde5c4SDavid VomLehn int aq_nic_init(struct aq_nic_s *self); 16523ee07adSIgor Russkikh void aq_nic_cfg_start(struct aq_nic_s *self); 16697bde5c4SDavid VomLehn int aq_nic_ndev_register(struct aq_nic_s *self); 16797bde5c4SDavid VomLehn void aq_nic_ndev_free(struct aq_nic_s *self); 16897bde5c4SDavid VomLehn int aq_nic_start(struct aq_nic_s *self); 16904a18399SEgor Pomozov unsigned int aq_nic_map_skb(struct aq_nic_s *self, struct sk_buff *skb, 17004a18399SEgor Pomozov struct aq_ring_s *ring); 17197bde5c4SDavid VomLehn int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb); 17297bde5c4SDavid VomLehn int aq_nic_get_regs(struct aq_nic_s *self, struct ethtool_regs *regs, void *p); 17397bde5c4SDavid VomLehn int aq_nic_get_regs_count(struct aq_nic_s *self); 174aec0f1aaSDmitry Bogdanov u64 *aq_nic_get_stats(struct aq_nic_s *self, u64 *data); 17597bde5c4SDavid VomLehn int aq_nic_stop(struct aq_nic_s *self); 176837c6378SNikita Danilov void aq_nic_deinit(struct aq_nic_s *self, bool link_down); 177837c6378SNikita Danilov void aq_nic_set_power(struct aq_nic_s *self); 17897bde5c4SDavid VomLehn void aq_nic_free_hot_resources(struct aq_nic_s *self); 17923ee07adSIgor Russkikh void aq_nic_free_vectors(struct aq_nic_s *self); 180*14ef766bSMark Starovoytov int aq_nic_realloc_vectors(struct aq_nic_s *self); 18197bde5c4SDavid VomLehn int aq_nic_set_mtu(struct aq_nic_s *self, int new_mtu); 18297bde5c4SDavid VomLehn int aq_nic_set_mac(struct aq_nic_s *self, struct net_device *ndev); 18397bde5c4SDavid VomLehn int aq_nic_set_packet_filter(struct aq_nic_s *self, unsigned int flags); 18497bde5c4SDavid VomLehn int aq_nic_set_multicast_list(struct aq_nic_s *self, struct net_device *ndev); 18597bde5c4SDavid VomLehn unsigned int aq_nic_get_link_speed(struct aq_nic_s *self); 186f8244ab5SPhilippe Reynes void aq_nic_get_link_ksettings(struct aq_nic_s *self, 187f8244ab5SPhilippe Reynes struct ethtool_link_ksettings *cmd); 188f8244ab5SPhilippe Reynes int aq_nic_set_link_ksettings(struct aq_nic_s *self, 189f8244ab5SPhilippe Reynes const struct ethtool_link_ksettings *cmd); 19097bde5c4SDavid VomLehn struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self); 19197bde5c4SDavid VomLehn u32 aq_nic_get_fw_version(struct aq_nic_s *self); 192ea4b4d7fSIgor Russkikh int aq_nic_set_loopback(struct aq_nic_s *self); 193b82ee71aSIgor Russkikh int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self); 19490869ddfSIgor Russkikh void aq_nic_shutdown(struct aq_nic_s *self); 1955a1bf9efSDmitry Bezrukov u8 aq_nic_reserve_filter(struct aq_nic_s *self, enum aq_rx_filter_type type); 1965a1bf9efSDmitry Bezrukov void aq_nic_release_filter(struct aq_nic_s *self, enum aq_rx_filter_type type, 1975a1bf9efSDmitry Bezrukov u32 location); 198a83fe6b6SDmitry Bezrukov int aq_nic_setup_tc_mqprio(struct aq_nic_s *self, u32 tcs, u8 *prio_tc_map); 1997327699fSMark Starovoytov int aq_nic_setup_tc_max_rate(struct aq_nic_s *self, const unsigned int tc, 2007327699fSMark Starovoytov const u32 max_rate); 20197bde5c4SDavid VomLehn #endif /* AQ_NIC_H */ 202