cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

bnx2fc.h (16972B)


      1/* bnx2fc.h: QLogic Linux FCoE offload driver.
      2 *
      3 * Copyright (c) 2008-2013 Broadcom Corporation
      4 * Copyright (c) 2014-2016 QLogic Corporation
      5 * Copyright (c) 2016-2017 Cavium Inc.
      6 *
      7 * This program is free software; you can redistribute it and/or modify
      8 * it under the terms of the GNU General Public License as published by
      9 * the Free Software Foundation.
     10 *
     11 * Written by: Bhanu Prakash Gollapudi (bprakash@broadcom.com)
     12 */
     13
     14#ifndef _BNX2FC_H_
     15#define _BNX2FC_H_
     16#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
     17
     18#include <linux/module.h>
     19#include <linux/moduleparam.h>
     20#include <linux/kernel.h>
     21#include <linux/skbuff.h>
     22#include <linux/netdevice.h>
     23#include <linux/etherdevice.h>
     24#include <linux/if_ether.h>
     25#include <linux/if_vlan.h>
     26#include <linux/kthread.h>
     27#include <linux/crc32.h>
     28#include <linux/cpu.h>
     29#include <linux/types.h>
     30#include <linux/list.h>
     31#include <linux/delay.h>
     32#include <linux/timer.h>
     33#include <linux/errno.h>
     34#include <linux/pci.h>
     35#include <linux/init.h>
     36#include <linux/dma-mapping.h>
     37#include <linux/workqueue.h>
     38#include <linux/mutex.h>
     39#include <linux/spinlock.h>
     40#include <linux/bitops.h>
     41#include <linux/log2.h>
     42#include <linux/interrupt.h>
     43#include <linux/sched/signal.h>
     44#include <linux/io.h>
     45
     46#include <scsi/scsi.h>
     47#include <scsi/scsi_host.h>
     48#include <scsi/scsi_device.h>
     49#include <scsi/scsi_cmnd.h>
     50#include <scsi/scsi_eh.h>
     51#include <scsi/scsi_tcq.h>
     52#include <scsi/libfc.h>
     53#include <scsi/libfcoe.h>
     54#include <scsi/scsi_transport.h>
     55#include <scsi/scsi_transport_fc.h>
     56#include <scsi/fc/fc_fip.h>
     57#include <scsi/fc/fc_fc2.h>
     58#include <scsi/fc_frame.h>
     59#include <scsi/fc/fc_fcoe.h>
     60#include <scsi/fc/fc_fcp.h>
     61
     62#include "57xx_hsi_bnx2fc.h"
     63#include "../../net/ethernet/broadcom/cnic_if.h"
     64#include  "../../net/ethernet/broadcom/bnx2x/bnx2x_mfw_req.h"
     65#include "bnx2fc_constants.h"
     66
     67#define BNX2FC_NAME		"bnx2fc"
     68#define BNX2FC_VERSION		"2.12.13"
     69
     70#define PFX			"bnx2fc: "
     71
     72#define BCM_CHIP_LEN		16
     73
     74#define BNX2X_DOORBELL_PCI_BAR		2
     75
     76#define BNX2FC_MAX_BD_LEN		0xffff
     77#define BNX2FC_BD_SPLIT_SZ		0xffff
     78#define BNX2FC_MAX_BDS_PER_CMD		255
     79#define BNX2FC_FW_MAX_BDS_PER_CMD	255
     80
     81#define BNX2FC_SQ_WQES_MAX	256
     82
     83#define BNX2FC_SCSI_MAX_SQES	((3 * BNX2FC_SQ_WQES_MAX) / 8)
     84#define BNX2FC_TM_MAX_SQES	((BNX2FC_SQ_WQES_MAX) / 2)
     85#define BNX2FC_ELS_MAX_SQES	(BNX2FC_TM_MAX_SQES - 1)
     86
     87#define BNX2FC_RQ_WQES_MAX	16
     88#define BNX2FC_CQ_WQES_MAX	(BNX2FC_SQ_WQES_MAX + BNX2FC_RQ_WQES_MAX)
     89
     90#define BNX2FC_NUM_MAX_SESS	1024
     91#define BNX2FC_NUM_MAX_SESS_LOG	(ilog2(BNX2FC_NUM_MAX_SESS))
     92
     93#define BNX2FC_MAX_NPIV		256
     94
     95#define BNX2FC_MIN_PAYLOAD		256
     96#define BNX2FC_MAX_PAYLOAD		2048
     97#define BNX2FC_MFS			\
     98			(BNX2FC_MAX_PAYLOAD + sizeof(struct fc_frame_header))
     99#define BNX2FC_MINI_JUMBO_MTU		2500
    100
    101
    102#define BNX2FC_RQ_BUF_SZ		256
    103#define BNX2FC_RQ_BUF_LOG_SZ		(ilog2(BNX2FC_RQ_BUF_SZ))
    104
    105#define BNX2FC_SQ_WQE_SIZE		(sizeof(struct fcoe_sqe))
    106#define BNX2FC_CQ_WQE_SIZE		(sizeof(struct fcoe_cqe))
    107#define BNX2FC_RQ_WQE_SIZE		(BNX2FC_RQ_BUF_SZ)
    108#define BNX2FC_XFERQ_WQE_SIZE		(sizeof(struct fcoe_xfrqe))
    109#define BNX2FC_CONFQ_WQE_SIZE		(sizeof(struct fcoe_confqe))
    110#define BNX2X_DB_SHIFT			3
    111
    112#define BNX2FC_TASK_SIZE		128
    113#define	BNX2FC_TASKS_PER_PAGE		(PAGE_SIZE/BNX2FC_TASK_SIZE)
    114
    115#define BNX2FC_MAX_ROWS_IN_HASH_TBL	8
    116#define BNX2FC_HASH_TBL_CHUNK_SIZE	(16 * 1024)
    117
    118#define BNX2FC_MAX_SEQS			255
    119#define BNX2FC_MAX_RETRY_CNT		3
    120#define BNX2FC_MAX_RPORT_RETRY_CNT	255
    121
    122#define BNX2FC_READ			(1 << 1)
    123#define BNX2FC_WRITE			(1 << 0)
    124
    125#define BNX2FC_MIN_XID			0
    126#define FCOE_MAX_NUM_XIDS		0x2000
    127#define FCOE_MAX_XID_OFFSET		(FCOE_MAX_NUM_XIDS - 1)
    128#define FCOE_XIDS_PER_CPU_OFFSET	((512 * nr_cpu_ids) - 1)
    129#define BNX2FC_MAX_LUN			0xFFFF
    130#define BNX2FC_MAX_FCP_TGT		256
    131#define BNX2FC_MAX_CMD_LEN		16
    132
    133#define BNX2FC_TM_TIMEOUT		60	/* secs */
    134#define BNX2FC_IO_TIMEOUT		20000UL	/* msecs */
    135
    136#define BNX2FC_WAIT_CNT			1200
    137#define BNX2FC_FW_TIMEOUT		(3 * HZ)
    138#define PORT_MAX			2
    139
    140/* FC FCP Status */
    141#define	FC_GOOD				0
    142
    143#define BNX2FC_RNID_HBA			0x7
    144
    145#define SRR_RETRY_COUNT			5
    146#define REC_RETRY_COUNT			1
    147#define BNX2FC_NUM_ERR_BITS		63
    148
    149#define BNX2FC_RELOGIN_WAIT_TIME	200
    150#define BNX2FC_RELOGIN_WAIT_CNT		10
    151
    152#define BNX2FC_STATS(hba, stat, cnt)					\
    153	do {								\
    154		u32 val;						\
    155									\
    156		val = fw_stats->stat.cnt;				\
    157		if (hba->prev_stats.stat.cnt <= val)			\
    158			val -= hba->prev_stats.stat.cnt;		\
    159		else							\
    160			val += (0xfffffff - hba->prev_stats.stat.cnt);	\
    161		hba->bfw_stats.cnt += val;				\
    162	} while (0)
    163
    164/* bnx2fc driver uses only one instance of fcoe_percpu_s */
    165extern struct fcoe_percpu_s bnx2fc_global;
    166
    167extern struct workqueue_struct *bnx2fc_wq;
    168
    169struct bnx2fc_percpu_s {
    170	struct task_struct *iothread;
    171	struct list_head work_list;
    172	spinlock_t fp_work_lock;
    173};
    174
    175struct bnx2fc_fw_stats {
    176	u64	fc_crc_cnt;
    177	u64	fcoe_tx_pkt_cnt;
    178	u64	fcoe_rx_pkt_cnt;
    179	u64	fcoe_tx_byte_cnt;
    180	u64	fcoe_rx_byte_cnt;
    181};
    182
    183struct bnx2fc_hba {
    184	struct list_head list;
    185	struct cnic_dev *cnic;
    186	struct pci_dev *pcidev;
    187	struct net_device *phys_dev;
    188	unsigned long reg_with_cnic;
    189		#define BNX2FC_CNIC_REGISTERED           1
    190	struct bnx2fc_cmd_mgr *cmd_mgr;
    191	spinlock_t hba_lock;
    192	struct mutex hba_mutex;
    193	struct mutex hba_stats_mutex;
    194	unsigned long adapter_state;
    195		#define ADAPTER_STATE_UP		0
    196		#define ADAPTER_STATE_GOING_DOWN	1
    197		#define ADAPTER_STATE_LINK_DOWN		2
    198		#define ADAPTER_STATE_READY		3
    199	unsigned long flags;
    200		#define BNX2FC_FLAG_FW_INIT_DONE	0
    201		#define BNX2FC_FLAG_DESTROY_CMPL	1
    202	u32 next_conn_id;
    203
    204	/* xid resources */
    205	u16 max_xid;
    206	u32 max_tasks;
    207	u32 max_outstanding_cmds;
    208	u32 elstm_xids;
    209
    210	struct fcoe_task_ctx_entry **task_ctx;
    211	dma_addr_t *task_ctx_dma;
    212	struct regpair *task_ctx_bd_tbl;
    213	dma_addr_t task_ctx_bd_dma;
    214
    215	int hash_tbl_segment_count;
    216	void **hash_tbl_segments;
    217	void *hash_tbl_pbl;
    218	dma_addr_t hash_tbl_pbl_dma;
    219	struct fcoe_t2_hash_table_entry *t2_hash_tbl;
    220	dma_addr_t t2_hash_tbl_dma;
    221	char *t2_hash_tbl_ptr;
    222	dma_addr_t t2_hash_tbl_ptr_dma;
    223
    224	char *dummy_buffer;
    225	dma_addr_t dummy_buf_dma;
    226
    227	/* Active list of offloaded sessions */
    228	struct bnx2fc_rport **tgt_ofld_list;
    229
    230	/* statistics */
    231	struct bnx2fc_fw_stats bfw_stats;
    232	struct fcoe_statistics_params prev_stats;
    233	struct fcoe_statistics_params *stats_buffer;
    234	dma_addr_t stats_buf_dma;
    235	struct completion stat_req_done;
    236	struct fcoe_capabilities fcoe_cap;
    237
    238	/*destroy handling */
    239	struct timer_list destroy_timer;
    240	wait_queue_head_t destroy_wait;
    241
    242	/* linkdown handling */
    243	wait_queue_head_t shutdown_wait;
    244	int wait_for_link_down;
    245	int num_ofld_sess;
    246	struct list_head vports;
    247
    248	char chip_num[BCM_CHIP_LEN];
    249};
    250
    251struct bnx2fc_interface {
    252	struct list_head list;
    253	unsigned long if_flags;
    254		#define BNX2FC_CTLR_INIT_DONE		0
    255	struct bnx2fc_hba *hba;
    256	struct net_device *netdev;
    257	struct packet_type fcoe_packet_type;
    258	struct packet_type fip_packet_type;
    259	struct workqueue_struct *timer_work_queue;
    260	struct kref kref;
    261	u8 vlan_enabled;
    262	int vlan_id;
    263	bool enabled;
    264	u8 tm_timeout;
    265};
    266
    267#define bnx2fc_from_ctlr(x)			\
    268	((struct bnx2fc_interface *)((x) + 1))
    269
    270#define bnx2fc_to_ctlr(x)					\
    271	((struct fcoe_ctlr *)(((struct fcoe_ctlr *)(x)) - 1))
    272
    273struct bnx2fc_lport {
    274	struct list_head list;
    275	struct fc_lport *lport;
    276};
    277
    278struct bnx2fc_cmd_mgr {
    279	struct bnx2fc_hba *hba;
    280	u16 next_idx;
    281	struct list_head *free_list;
    282	spinlock_t *free_list_lock;
    283	struct io_bdt **io_bdt_pool;
    284	struct bnx2fc_cmd **cmds;
    285};
    286
    287struct bnx2fc_rport {
    288	struct fcoe_port *port;
    289	struct fc_rport *rport;
    290	struct fc_rport_priv *rdata;
    291	void __iomem *ctx_base;
    292#define DPM_TRIGER_TYPE		0x40
    293	u32 io_timeout;
    294	u32 fcoe_conn_id;
    295	u32 context_id;
    296	u32 sid;
    297	int dev_type;
    298
    299	unsigned long flags;
    300#define BNX2FC_FLAG_SESSION_READY	0x1
    301#define BNX2FC_FLAG_OFFLOADED		0x2
    302#define BNX2FC_FLAG_DISABLED		0x3
    303#define BNX2FC_FLAG_DESTROYED		0x4
    304#define BNX2FC_FLAG_OFLD_REQ_CMPL	0x5
    305#define BNX2FC_FLAG_CTX_ALLOC_FAILURE	0x6
    306#define BNX2FC_FLAG_UPLD_REQ_COMPL	0x7
    307#define BNX2FC_FLAG_DISABLE_FAILED	0x9
    308#define BNX2FC_FLAG_ENABLED		0xa
    309
    310	u8 src_addr[ETH_ALEN];
    311	u32 max_sqes;
    312	u32 max_rqes;
    313	u32 max_cqes;
    314	atomic_t free_sqes;
    315
    316	struct b577xx_doorbell_set_prod sq_db;
    317	struct b577xx_fcoe_rx_doorbell rx_db;
    318
    319	struct fcoe_sqe *sq;
    320	dma_addr_t sq_dma;
    321	u16 sq_prod_idx;
    322	u8 sq_curr_toggle_bit;
    323	u32 sq_mem_size;
    324
    325	struct fcoe_cqe *cq;
    326	dma_addr_t cq_dma;
    327	u16 cq_cons_idx;
    328	u8 cq_curr_toggle_bit;
    329	u32 cq_mem_size;
    330
    331	void *rq;
    332	dma_addr_t rq_dma;
    333	u32 rq_prod_idx;
    334	u32 rq_cons_idx;
    335	u32 rq_mem_size;
    336
    337	void *rq_pbl;
    338	dma_addr_t rq_pbl_dma;
    339	u32 rq_pbl_size;
    340
    341	struct fcoe_xfrqe *xferq;
    342	dma_addr_t xferq_dma;
    343	u32 xferq_mem_size;
    344
    345	struct fcoe_confqe *confq;
    346	dma_addr_t confq_dma;
    347	u32 confq_mem_size;
    348
    349	void *confq_pbl;
    350	dma_addr_t confq_pbl_dma;
    351	u32 confq_pbl_size;
    352
    353	struct fcoe_conn_db *conn_db;
    354	dma_addr_t conn_db_dma;
    355	u32 conn_db_mem_size;
    356
    357	struct fcoe_sqe *lcq;
    358	dma_addr_t lcq_dma;
    359	u32 lcq_mem_size;
    360
    361	void *ofld_req[4];
    362	dma_addr_t ofld_req_dma[4];
    363	void *enbl_req;
    364	dma_addr_t enbl_req_dma;
    365
    366	spinlock_t tgt_lock;
    367	spinlock_t cq_lock;
    368	atomic_t num_active_ios;
    369	u32 flush_in_prog;
    370	unsigned long timestamp;
    371	unsigned long retry_delay_timestamp;
    372	struct list_head free_task_list;
    373	struct bnx2fc_cmd *pending_queue[BNX2FC_SQ_WQES_MAX+1];
    374	struct list_head active_cmd_queue;
    375	struct list_head els_queue;
    376	struct list_head io_retire_queue;
    377	struct list_head active_tm_queue;
    378
    379	struct timer_list ofld_timer;
    380	wait_queue_head_t ofld_wait;
    381
    382	struct timer_list upld_timer;
    383	wait_queue_head_t upld_wait;
    384};
    385
    386struct bnx2fc_mp_req {
    387	u8 tm_flags;
    388
    389	u32 req_len;
    390	void *req_buf;
    391	dma_addr_t req_buf_dma;
    392	struct fcoe_bd_ctx *mp_req_bd;
    393	dma_addr_t mp_req_bd_dma;
    394	struct fc_frame_header req_fc_hdr;
    395
    396	u32 resp_len;
    397	void *resp_buf;
    398	dma_addr_t resp_buf_dma;
    399	struct fcoe_bd_ctx *mp_resp_bd;
    400	dma_addr_t mp_resp_bd_dma;
    401	struct fc_frame_header resp_fc_hdr;
    402};
    403
    404struct bnx2fc_els_cb_arg {
    405	struct bnx2fc_cmd *aborted_io_req;
    406	struct bnx2fc_cmd *io_req;
    407	u16 l2_oxid;
    408	u32 offset;
    409	enum fc_rctl r_ctl;
    410};
    411
    412/* bnx2fc command structure */
    413struct bnx2fc_cmd {
    414	struct list_head link;
    415	u8 on_active_queue;
    416	u8 on_tmf_queue;
    417	u8 cmd_type;
    418#define BNX2FC_SCSI_CMD		1
    419#define BNX2FC_TASK_MGMT_CMD		2
    420#define BNX2FC_ABTS			3
    421#define BNX2FC_ELS			4
    422#define BNX2FC_CLEANUP			5
    423#define BNX2FC_SEQ_CLEANUP		6
    424	u8 io_req_flags;
    425	struct kref refcount;
    426	struct fcoe_port *port;
    427	struct bnx2fc_rport *tgt;
    428	struct scsi_cmnd *sc_cmd;
    429	struct bnx2fc_cmd_mgr *cmd_mgr;
    430	struct bnx2fc_mp_req mp_req;
    431	void (*cb_func)(struct bnx2fc_els_cb_arg *cb_arg);
    432	struct bnx2fc_els_cb_arg *cb_arg;
    433	struct delayed_work timeout_work; /* timer for ULP timeouts */
    434	struct completion abts_done;
    435	struct completion cleanup_done;
    436	int wait_for_abts_comp;
    437	int wait_for_cleanup_comp;
    438	u16 xid;
    439	struct fcoe_err_report_entry err_entry;
    440	struct fcoe_task_ctx_entry *task;
    441	struct io_bdt *bd_tbl;
    442	struct fcp_rsp *rsp;
    443	size_t data_xfer_len;
    444	unsigned long req_flags;
    445#define BNX2FC_FLAG_ISSUE_RRQ		0x1
    446#define BNX2FC_FLAG_ISSUE_ABTS		0x2
    447#define BNX2FC_FLAG_ABTS_DONE		0x3
    448#define BNX2FC_FLAG_TM_COMPL		0x4
    449#define BNX2FC_FLAG_TM_TIMEOUT		0x5
    450#define BNX2FC_FLAG_IO_CLEANUP		0x6
    451#define BNX2FC_FLAG_RETIRE_OXID		0x7
    452#define	BNX2FC_FLAG_EH_ABORT		0x8
    453#define BNX2FC_FLAG_IO_COMPL		0x9
    454#define BNX2FC_FLAG_ELS_DONE		0xa
    455#define BNX2FC_FLAG_ELS_TIMEOUT		0xb
    456#define BNX2FC_FLAG_CMD_LOST		0xc
    457#define BNX2FC_FLAG_SRR_SENT		0xd
    458#define BNX2FC_FLAG_ISSUE_CLEANUP_REQ	0xe
    459	u8 rec_retry;
    460	u8 srr_retry;
    461	u32 srr_offset;
    462	u8 srr_rctl;
    463	u32 fcp_resid;
    464	u32 fcp_rsp_len;
    465	u32 fcp_sns_len;
    466	u8 cdb_status; /* SCSI IO status */
    467	u8 fcp_status; /* FCP IO status */
    468	u8 fcp_rsp_code;
    469	u8 scsi_comp_flags;
    470};
    471
    472struct io_bdt {
    473	struct bnx2fc_cmd *io_req;
    474	struct fcoe_bd_ctx *bd_tbl;
    475	dma_addr_t bd_tbl_dma;
    476	u16 bd_valid;
    477};
    478
    479struct bnx2fc_work {
    480	struct list_head list;
    481	struct bnx2fc_rport *tgt;
    482	struct fcoe_task_ctx_entry *task;
    483	unsigned char rq_data[BNX2FC_RQ_BUF_SZ];
    484	u16 wqe;
    485	u8 num_rq;
    486};
    487struct bnx2fc_unsol_els {
    488	struct fc_lport *lport;
    489	struct fc_frame *fp;
    490	struct bnx2fc_hba *hba;
    491	struct work_struct unsol_els_work;
    492};
    493
    494struct bnx2fc_priv {
    495	struct bnx2fc_cmd *io_req;
    496};
    497
    498static inline struct bnx2fc_priv *bnx2fc_priv(struct scsi_cmnd *cmd)
    499{
    500	return scsi_cmd_priv(cmd);
    501}
    502
    503struct bnx2fc_cmd *bnx2fc_cmd_alloc(struct bnx2fc_rport *tgt);
    504struct bnx2fc_cmd *bnx2fc_elstm_alloc(struct bnx2fc_rport *tgt, int type);
    505void bnx2fc_cmd_release(struct kref *ref);
    506int bnx2fc_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *sc_cmd);
    507int bnx2fc_send_fw_fcoe_init_msg(struct bnx2fc_hba *hba);
    508int bnx2fc_send_fw_fcoe_destroy_msg(struct bnx2fc_hba *hba);
    509int bnx2fc_send_session_ofld_req(struct fcoe_port *port,
    510					struct bnx2fc_rport *tgt);
    511int bnx2fc_send_session_enable_req(struct fcoe_port *port,
    512					struct bnx2fc_rport *tgt);
    513int bnx2fc_send_session_disable_req(struct fcoe_port *port,
    514				    struct bnx2fc_rport *tgt);
    515int bnx2fc_send_session_destroy_req(struct bnx2fc_hba *hba,
    516					struct bnx2fc_rport *tgt);
    517int bnx2fc_map_doorbell(struct bnx2fc_rport *tgt);
    518void bnx2fc_indicate_kcqe(void *context, struct kcqe *kcq[],
    519					u32 num_cqe);
    520int bnx2fc_setup_task_ctx(struct bnx2fc_hba *hba);
    521void bnx2fc_free_task_ctx(struct bnx2fc_hba *hba);
    522int bnx2fc_setup_fw_resc(struct bnx2fc_hba *hba);
    523void bnx2fc_free_fw_resc(struct bnx2fc_hba *hba);
    524struct bnx2fc_cmd_mgr *bnx2fc_cmd_mgr_alloc(struct bnx2fc_hba *hba);
    525void bnx2fc_cmd_mgr_free(struct bnx2fc_cmd_mgr *cmgr);
    526void bnx2fc_get_link_state(struct bnx2fc_hba *hba);
    527char *bnx2fc_get_next_rqe(struct bnx2fc_rport *tgt, u8 num_items);
    528void bnx2fc_return_rqe(struct bnx2fc_rport *tgt, u8 num_items);
    529int bnx2fc_get_paged_crc_eof(struct sk_buff *skb, int tlen);
    530int bnx2fc_send_rrq(struct bnx2fc_cmd *aborted_io_req);
    531int bnx2fc_send_adisc(struct bnx2fc_rport *tgt, struct fc_frame *fp);
    532int bnx2fc_send_logo(struct bnx2fc_rport *tgt, struct fc_frame *fp);
    533int bnx2fc_send_rls(struct bnx2fc_rport *tgt, struct fc_frame *fp);
    534int bnx2fc_initiate_cleanup(struct bnx2fc_cmd *io_req);
    535int bnx2fc_initiate_abts(struct bnx2fc_cmd *io_req);
    536void bnx2fc_cmd_timer_set(struct bnx2fc_cmd *io_req,
    537			  unsigned int timer_msec);
    538int bnx2fc_init_mp_req(struct bnx2fc_cmd *io_req);
    539void bnx2fc_init_cleanup_task(struct bnx2fc_cmd *io_req,
    540			      struct fcoe_task_ctx_entry *task,
    541			      u16 orig_xid);
    542void bnx2fc_init_seq_cleanup_task(struct bnx2fc_cmd *seq_clnup_req,
    543				  struct fcoe_task_ctx_entry *task,
    544				  struct bnx2fc_cmd *orig_io_req,
    545				  u32 offset);
    546void bnx2fc_init_mp_task(struct bnx2fc_cmd *io_req,
    547			 struct fcoe_task_ctx_entry *task);
    548void bnx2fc_init_task(struct bnx2fc_cmd *io_req,
    549			     struct fcoe_task_ctx_entry *task);
    550void bnx2fc_add_2_sq(struct bnx2fc_rport *tgt, u16 xid);
    551void bnx2fc_ring_doorbell(struct bnx2fc_rport *tgt);
    552int bnx2fc_eh_abort(struct scsi_cmnd *sc_cmd);
    553int bnx2fc_eh_target_reset(struct scsi_cmnd *sc_cmd);
    554int bnx2fc_eh_device_reset(struct scsi_cmnd *sc_cmd);
    555void bnx2fc_rport_event_handler(struct fc_lport *lport,
    556				struct fc_rport_priv *rport,
    557				enum fc_rport_event event);
    558void bnx2fc_process_scsi_cmd_compl(struct bnx2fc_cmd *io_req,
    559				   struct fcoe_task_ctx_entry *task,
    560				   u8 num_rq, unsigned char *rq_data);
    561void bnx2fc_process_cleanup_compl(struct bnx2fc_cmd *io_req,
    562			       struct fcoe_task_ctx_entry *task,
    563			       u8 num_rq);
    564void bnx2fc_process_abts_compl(struct bnx2fc_cmd *io_req,
    565			       struct fcoe_task_ctx_entry *task,
    566			       u8 num_rq);
    567void bnx2fc_process_tm_compl(struct bnx2fc_cmd *io_req,
    568			     struct fcoe_task_ctx_entry *task,
    569			     u8 num_rq, unsigned char *rq_data);
    570void bnx2fc_process_els_compl(struct bnx2fc_cmd *els_req,
    571			      struct fcoe_task_ctx_entry *task,
    572			      u8 num_rq);
    573void bnx2fc_build_fcp_cmnd(struct bnx2fc_cmd *io_req,
    574			   struct fcp_cmnd *fcp_cmnd);
    575
    576
    577
    578void bnx2fc_flush_active_ios(struct bnx2fc_rport *tgt);
    579struct fc_seq *bnx2fc_elsct_send(struct fc_lport *lport, u32 did,
    580				      struct fc_frame *fp, unsigned int op,
    581				      void (*resp)(struct fc_seq *,
    582						   struct fc_frame *,
    583						   void *),
    584				      void *arg, u32 timeout);
    585void bnx2fc_arm_cq(struct bnx2fc_rport *tgt);
    586int bnx2fc_process_new_cqes(struct bnx2fc_rport *tgt);
    587void bnx2fc_process_cq_compl(struct bnx2fc_rport *tgt, u16 wqe,
    588			     unsigned char *rq_data, u8 num_rq,
    589			     struct fcoe_task_ctx_entry *task);
    590struct bnx2fc_rport *bnx2fc_tgt_lookup(struct fcoe_port *port,
    591					     u32 port_id);
    592void bnx2fc_process_l2_frame_compl(struct bnx2fc_rport *tgt,
    593				   unsigned char *buf,
    594				   u32 frame_len, u16 l2_oxid);
    595int bnx2fc_send_stat_req(struct bnx2fc_hba *hba);
    596int bnx2fc_post_io_req(struct bnx2fc_rport *tgt, struct bnx2fc_cmd *io_req);
    597int bnx2fc_send_rec(struct bnx2fc_cmd *orig_io_req);
    598int bnx2fc_send_srr(struct bnx2fc_cmd *orig_io_req, u32 offset, u8 r_ctl);
    599void bnx2fc_process_seq_cleanup_compl(struct bnx2fc_cmd *seq_clnup_req,
    600				      struct fcoe_task_ctx_entry *task,
    601				      u8 rx_state);
    602int bnx2fc_initiate_seq_cleanup(struct bnx2fc_cmd *orig_io_req, u32 offset,
    603				enum fc_rctl r_ctl);
    604
    605
    606#include "bnx2fc_debug.h"
    607
    608#endif