/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright(c) 2013 - 2019 Intel Corporation. */ #ifndef _FM10K_H_ #define _FM10K_H_ #include <linux/types.h> #include <linux/etherdevice.h> #include <linux/cpumask.h> #include <linux/rtnetlink.h> #include <linux/if_vlan.h> #include <linux/pci.h> #include "fm10k_pf.h" #include "fm10k_vf.h" #define FM10K_MAX_JUMBO_FRAME_SIZE … #define MAX_QUEUES … #define FM10K_MIN_RXD … #define FM10K_MAX_RXD … #define FM10K_DEFAULT_RXD … #define FM10K_MIN_TXD … #define FM10K_MAX_TXD … #define FM10K_DEFAULT_TXD … #define FM10K_DEFAULT_TX_WORK … #define FM10K_RXBUFFER_256 … #define FM10K_RX_HDR_LEN … #define FM10K_RXBUFFER_2048 … #define FM10K_RX_BUFSZ … /* How many Rx Buffers do we bundle into one write to the hardware ? */ #define FM10K_RX_BUFFER_WRITE … #define FM10K_MAX_STATIONS … struct fm10k_l2_accel { … }; enum fm10k_ring_state_t { … }; #define check_for_tx_hang(ring) … #define set_check_for_tx_hang(ring) … #define clear_check_for_tx_hang(ring) … struct fm10k_tx_buffer { … }; struct fm10k_rx_buffer { … }; struct fm10k_queue_stats { … }; struct fm10k_tx_queue_stats { … }; struct fm10k_rx_queue_stats { … }; struct fm10k_ring { … } ____cacheline_internodealigned_in_smp; struct fm10k_ring_container { … }; #define FM10K_ITR_MAX … #define FM10K_ITR_10K … #define FM10K_ITR_20K … #define FM10K_ITR_40K … #define FM10K_ITR_ADAPTIVE … #define ITR_IS_ADAPTIVE(itr) … #define FM10K_TX_ITR_DEFAULT … #define FM10K_RX_ITR_DEFAULT … #define FM10K_ITR_ENABLE … static inline struct netdev_queue *txring_txq(const struct fm10k_ring *ring) { … } /* iterator for handling rings in ring container */ #define fm10k_for_each_ring(pos, head) … #define MAX_Q_VECTORS … #define MIN_Q_VECTORS … enum fm10k_non_q_vectors { … }; #define MIN_MSIX_COUNT(hw) … struct fm10k_q_vector { … }; enum fm10k_ring_f_enum { … }; struct fm10k_ring_feature { … }; struct fm10k_iov_data { … }; enum fm10k_macvlan_request_type { … }; struct fm10k_macvlan_request { … }; /* one work queue for entire driver */ extern struct workqueue_struct *fm10k_workqueue; /* The following enumeration contains flags which indicate or enable modified * driver behaviors. To avoid race conditions, the flags are stored in * a BITMAP in the fm10k_intfc structure. The BITMAP should be accessed using * atomic *_bit() operations. */ enum fm10k_flags_t { … }; enum fm10k_state_t { … }; struct fm10k_intfc { … }; static inline void fm10k_mbx_lock(struct fm10k_intfc *interface) { … } static inline void fm10k_mbx_unlock(struct fm10k_intfc *interface) { … } static inline int fm10k_mbx_trylock(struct fm10k_intfc *interface) { … } /* fm10k_test_staterr - test bits in Rx descriptor status and error fields */ static inline __le32 fm10k_test_staterr(union fm10k_rx_desc *rx_desc, const u32 stat_err_bits) { … } /* fm10k_desc_unused - calculate if we have unused descriptors */ static inline u16 fm10k_desc_unused(struct fm10k_ring *ring) { … } #define FM10K_TX_DESC(R, i) … #define FM10K_RX_DESC(R, i) … #define FM10K_MAX_TXD_PWR … #define FM10K_MAX_DATA_PER_TXD … /* Tx Descriptors needed, worst case */ #define TXD_USE_COUNT(S) … #define DESC_NEEDED … enum fm10k_tx_flags { … }; /* This structure is stored as little endian values as that is the native * format of the Rx descriptor. The ordering of these fields is reversed * from the actual ftag header to allow for a single bswap to take care * of placing all of the values in network order */ fm10k_ftag_info; struct fm10k_cb { … }; #define FM10K_CB(skb) … /* main */ extern char fm10k_driver_name[]; int fm10k_init_queueing_scheme(struct fm10k_intfc *interface); void fm10k_clear_queueing_scheme(struct fm10k_intfc *interface); __be16 fm10k_tx_encap_offload(struct sk_buff *skb); netdev_tx_t fm10k_xmit_frame_ring(struct sk_buff *skb, struct fm10k_ring *tx_ring); void fm10k_tx_timeout_reset(struct fm10k_intfc *interface); u64 fm10k_get_tx_pending(struct fm10k_ring *ring, bool in_sw); bool fm10k_check_tx_hang(struct fm10k_ring *tx_ring); void fm10k_alloc_rx_buffers(struct fm10k_ring *rx_ring, u16 cleaned_count); /* PCI */ void fm10k_mbx_free_irq(struct fm10k_intfc *); int fm10k_mbx_request_irq(struct fm10k_intfc *); void fm10k_qv_free_irq(struct fm10k_intfc *interface); int fm10k_qv_request_irq(struct fm10k_intfc *interface); int fm10k_register_pci_driver(void); void fm10k_unregister_pci_driver(void); void fm10k_up(struct fm10k_intfc *interface); void fm10k_down(struct fm10k_intfc *interface); void fm10k_update_stats(struct fm10k_intfc *interface); void fm10k_service_event_schedule(struct fm10k_intfc *interface); void fm10k_macvlan_schedule(struct fm10k_intfc *interface); void fm10k_update_rx_drop_en(struct fm10k_intfc *interface); /* Netdev */ struct net_device *fm10k_alloc_netdev(const struct fm10k_info *info); int fm10k_setup_rx_resources(struct fm10k_ring *); int fm10k_setup_tx_resources(struct fm10k_ring *); void fm10k_free_rx_resources(struct fm10k_ring *); void fm10k_free_tx_resources(struct fm10k_ring *); void fm10k_clean_all_rx_rings(struct fm10k_intfc *); void fm10k_clean_all_tx_rings(struct fm10k_intfc *); void fm10k_unmap_and_free_tx_resource(struct fm10k_ring *, struct fm10k_tx_buffer *); void fm10k_restore_rx_state(struct fm10k_intfc *); void fm10k_reset_rx_state(struct fm10k_intfc *); int fm10k_setup_tc(struct net_device *dev, u8 tc); int fm10k_open(struct net_device *netdev); int fm10k_close(struct net_device *netdev); int fm10k_queue_vlan_request(struct fm10k_intfc *interface, u32 vid, u8 vsi, bool set); int fm10k_queue_mac_request(struct fm10k_intfc *interface, u16 glort, const unsigned char *addr, u16 vid, bool set); void fm10k_clear_macvlan_queue(struct fm10k_intfc *interface, u16 glort, bool vlans); /* Ethtool */ void fm10k_set_ethtool_ops(struct net_device *dev); void fm10k_write_reta(struct fm10k_intfc *interface, const u32 *indir); /* IOV */ s32 fm10k_iov_event(struct fm10k_intfc *interface); s32 fm10k_iov_mbx(struct fm10k_intfc *interface); void fm10k_iov_suspend(struct pci_dev *pdev); int fm10k_iov_resume(struct pci_dev *pdev); void fm10k_iov_disable(struct pci_dev *pdev); int fm10k_iov_configure(struct pci_dev *pdev, int num_vfs); void fm10k_iov_update_stats(struct fm10k_intfc *interface); s32 fm10k_iov_update_pvid(struct fm10k_intfc *interface, u16 glort, u16 pvid); int fm10k_ndo_set_vf_mac(struct net_device *netdev, int vf_idx, u8 *mac); int fm10k_ndo_set_vf_vlan(struct net_device *netdev, int vf_idx, u16 vid, u8 qos, __be16 vlan_proto); int fm10k_ndo_set_vf_bw(struct net_device *netdev, int vf_idx, int __always_unused min_rate, int max_rate); int fm10k_ndo_get_vf_config(struct net_device *netdev, int vf_idx, struct ifla_vf_info *ivi); int fm10k_ndo_get_vf_stats(struct net_device *netdev, int vf_idx, struct ifla_vf_stats *stats); /* DebugFS */ #ifdef CONFIG_DEBUG_FS void fm10k_dbg_q_vector_init(struct fm10k_q_vector *q_vector); void fm10k_dbg_q_vector_exit(struct fm10k_q_vector *q_vector); void fm10k_dbg_intfc_init(struct fm10k_intfc *interface); void fm10k_dbg_intfc_exit(struct fm10k_intfc *interface); void fm10k_dbg_init(void); void fm10k_dbg_exit(void); #else static inline void fm10k_dbg_q_vector_init(struct fm10k_q_vector *q_vector) {} static inline void fm10k_dbg_q_vector_exit(struct fm10k_q_vector *q_vector) {} static inline void fm10k_dbg_intfc_init(struct fm10k_intfc *interface) {} static inline void fm10k_dbg_intfc_exit(struct fm10k_intfc *interface) {} static inline void fm10k_dbg_init(void) {} static inline void fm10k_dbg_exit(void) {} #endif /* CONFIG_DEBUG_FS */ /* DCB */ #ifdef CONFIG_DCB void fm10k_dcbnl_set_ops(struct net_device *dev); #else static inline void fm10k_dcbnl_set_ops(struct net_device *dev) {} #endif #endif /* _FM10K_H_ */
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