/* bnx2fc.h: QLogic Linux FCoE offload driver. * * Copyright (c) 2008-2013 Broadcom Corporation * Copyright (c) 2014-2016 QLogic Corporation * Copyright (c) 2016-2017 Cavium Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation. * * Written by: Bhanu Prakash Gollapudi ([email protected]) */ #ifndef _BNX2FC_H_ #define _BNX2FC_H_ #define pr_fmt(fmt) … #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/kernel.h> #include <linux/skbuff.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/if_ether.h> #include <linux/if_vlan.h> #include <linux/kthread.h> #include <linux/crc32.h> #include <linux/cpu.h> #include <linux/types.h> #include <linux/list.h> #include <linux/delay.h> #include <linux/timer.h> #include <linux/errno.h> #include <linux/pci.h> #include <linux/init.h> #include <linux/dma-mapping.h> #include <linux/workqueue.h> #include <linux/mutex.h> #include <linux/spinlock.h> #include <linux/bitops.h> #include <linux/log2.h> #include <linux/interrupt.h> #include <linux/sched/signal.h> #include <linux/io.h> #include <scsi/scsi.h> #include <scsi/scsi_host.h> #include <scsi/scsi_device.h> #include <scsi/scsi_cmnd.h> #include <scsi/scsi_eh.h> #include <scsi/scsi_tcq.h> #include <scsi/libfc.h> #include <scsi/libfcoe.h> #include <scsi/scsi_transport.h> #include <scsi/scsi_transport_fc.h> #include <scsi/fc/fc_fip.h> #include <scsi/fc/fc_fc2.h> #include <scsi/fc_frame.h> #include <scsi/fc/fc_fcoe.h> #include <scsi/fc/fc_fcp.h> #include "57xx_hsi_bnx2fc.h" #include "../../net/ethernet/broadcom/cnic_if.h" #include "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h" #include "bnx2fc_constants.h" #define BNX2FC_NAME … #define BNX2FC_VERSION … #define PFX … #define BCM_CHIP_LEN … #define BNX2X_DOORBELL_PCI_BAR … #define BNX2FC_MAX_BD_LEN … #define BNX2FC_BD_SPLIT_SZ … #define BNX2FC_MAX_BDS_PER_CMD … #define BNX2FC_FW_MAX_BDS_PER_CMD … #define BNX2FC_SQ_WQES_MAX … #define BNX2FC_SCSI_MAX_SQES … #define BNX2FC_TM_MAX_SQES … #define BNX2FC_ELS_MAX_SQES … #define BNX2FC_RQ_WQES_MAX … #define BNX2FC_CQ_WQES_MAX … #define BNX2FC_NUM_MAX_SESS … #define BNX2FC_NUM_MAX_SESS_LOG … #define BNX2FC_MAX_NPIV … #define BNX2FC_MIN_PAYLOAD … #define BNX2FC_MAX_PAYLOAD … #define BNX2FC_MFS … #define BNX2FC_MINI_JUMBO_MTU … #define BNX2FC_RQ_BUF_SZ … #define BNX2FC_RQ_BUF_LOG_SZ … #define BNX2FC_SQ_WQE_SIZE … #define BNX2FC_CQ_WQE_SIZE … #define BNX2FC_RQ_WQE_SIZE … #define BNX2FC_XFERQ_WQE_SIZE … #define BNX2FC_CONFQ_WQE_SIZE … #define BNX2X_DB_SHIFT … #define BNX2FC_TASK_SIZE … #define BNX2FC_TASKS_PER_PAGE … #define BNX2FC_MAX_ROWS_IN_HASH_TBL … #define BNX2FC_HASH_TBL_CHUNK_SIZE … #define BNX2FC_MAX_SEQS … #define BNX2FC_MAX_RETRY_CNT … #define BNX2FC_MAX_RPORT_RETRY_CNT … #define BNX2FC_READ … #define BNX2FC_WRITE … #define BNX2FC_MIN_XID … #define FCOE_MAX_NUM_XIDS … #define FCOE_MAX_XID_OFFSET … #define FCOE_XIDS_PER_CPU_OFFSET … #define BNX2FC_MAX_LUN … #define BNX2FC_MAX_FCP_TGT … #define BNX2FC_MAX_CMD_LEN … #define BNX2FC_TM_TIMEOUT … #define BNX2FC_IO_TIMEOUT … #define BNX2FC_WAIT_CNT … #define BNX2FC_FW_TIMEOUT … #define PORT_MAX … /* FC FCP Status */ #define FC_GOOD … #define BNX2FC_RNID_HBA … #define SRR_RETRY_COUNT … #define REC_RETRY_COUNT … #define BNX2FC_NUM_ERR_BITS … #define BNX2FC_RELOGIN_WAIT_TIME … #define BNX2FC_RELOGIN_WAIT_CNT … #define BNX2FC_STATS(hba, stat, cnt) … /* bnx2fc driver uses only one instance of fcoe_percpu_s */ extern struct fcoe_percpu_s bnx2fc_global; extern struct workqueue_struct *bnx2fc_wq; struct bnx2fc_percpu_s { … }; struct bnx2fc_fw_stats { … }; struct bnx2fc_hba { … }; struct bnx2fc_interface { … }; #define bnx2fc_from_ctlr(x) … #define bnx2fc_to_ctlr(x) … struct bnx2fc_lport { … }; struct bnx2fc_cmd_mgr { … }; struct bnx2fc_rport { … }; struct bnx2fc_mp_req { … }; struct bnx2fc_els_cb_arg { … }; /* bnx2fc command structure */ struct bnx2fc_cmd { … }; struct io_bdt { … }; struct bnx2fc_work { … }; struct bnx2fc_unsol_els { … }; struct bnx2fc_priv { … }; static inline struct bnx2fc_priv *bnx2fc_priv(struct scsi_cmnd *cmd) { … } struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt); struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type); void bnx2fc_cmd_release(struct kref *ref); int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd); int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba); int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba); int bnx2fc_send_session_ofld_req(struct fcoe_port *port, struct bnx2fc_rport *tgt); int bnx2fc_send_session_enable_req(struct fcoe_port *port, struct bnx2fc_rport *tgt); int bnx2fc_send_session_disable_req(struct fcoe_port *port, struct bnx2fc_rport *tgt); int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba, struct bnx2fc_rport *tgt); int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt); void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[], u32 num_cqe); int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba); void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba); int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba); void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba); struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba); void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr); void bnx2fc_get_link_state(struct bnx2fc_hba *hba); char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items); void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items); int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen); int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req); int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp); int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp); int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp); int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req); int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req); void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req, unsigned int timer_msec); int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req); void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task, u16 orig_xid); void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req, struct fcoe_task_ctx_entry *task, struct bnx2fc_cmd *orig_io_req, u32 offset); void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task); void bnx2fc_init_task(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task); void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid); void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt); int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd); int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd); int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd); void bnx2fc_rport_event_handler(struct fc_lport *lport, struct fc_rport_priv *rport, enum fc_rport_event event); void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task, u8 num_rq, unsigned char *rq_data); void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task, u8 num_rq); void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task, u8 num_rq); void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req, struct fcoe_task_ctx_entry *task, u8 num_rq, unsigned char *rq_data); void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req, struct fcoe_task_ctx_entry *task, u8 num_rq); void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req, struct fcp_cmnd *fcp_cmnd); void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt); struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did, struct fc_frame *fp, unsigned int op, void (*resp)(struct fc_seq *, struct fc_frame *, void *), void *arg, u32 timeout); void bnx2fc_arm_cq(struct bnx2fc_rport *tgt); int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt); void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe, unsigned char *rq_data, u8 num_rq, struct fcoe_task_ctx_entry *task); struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port, u32 port_id); void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt, unsigned char *buf, u32 frame_len, u16 l2_oxid); int bnx2fc_send_stat_req(struct bnx2fc_hba *hba); int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req); int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req); int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl); void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req, struct fcoe_task_ctx_entry *task, u8 rx_state); int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset, enum fc_rctl r_ctl); #include "bnx2fc_debug.h" #endif
Codebase Browser
linux