bfad_drv.h revision be540a991e2097c313d7304e0daaf89d68011bb9
17725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 2a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati * Copyright (c) 2005-2010 Brocade Communications Systems, Inc. 37725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * All rights reserved 47725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * www.brocade.com 57725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * 67725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * Linux driver for Brocade Fibre Channel Host Bus Adapter. 77725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * 87725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * This program is free software; you can redistribute it and/or modify it 97725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * under the terms of the GNU General Public License (GPL) Version 2 as 107725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * published by the Free Software Foundation 117725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * 127725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * This program is distributed in the hope that it will be useful, but 137725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * WITHOUT ANY WARRANTY; without even the implied warranty of 147725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 157725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * General Public License for more details. 167725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 177725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 18acdc79a60cb3cbbc9f07bb5032d890e9cf94f0ffJing Huang/* 197725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * Contains base driver definitions. 207725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 217725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 22acdc79a60cb3cbbc9f07bb5032d890e9cf94f0ffJing Huang/* 237725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * bfa_drv.h Linux driver data structures. 247725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 257725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 267725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#ifndef __BFAD_DRV_H__ 277725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define __BFAD_DRV_H__ 287725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 29f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/types.h> 30f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/version.h> 31f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/pci.h> 32f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/dma-mapping.h> 33f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/idr.h> 34f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/interrupt.h> 35f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/cdev.h> 36f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/fs.h> 37f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/delay.h> 38f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/vmalloc.h> 39f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/workqueue.h> 40f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <linux/bitops.h> 41f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <scsi/scsi.h> 42f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <scsi/scsi_host.h> 43f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <scsi/scsi_tcq.h> 44f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <scsi/scsi_transport_fc.h> 45f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#include <scsi/scsi_transport.h> 467725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 47a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#include "bfa_modules.h" 48a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#include "bfa_fcs.h" 49a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#include "bfa_defs_fcs.h" 50a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 51a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#include "bfa_plog.h" 52a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#include "bfa_cs.h" 53a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 54a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_DRIVER_NAME "bfa" 557725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#ifdef BFA_DRIVER_VERSION 567725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION 577725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#else 58395eb20238f5f1d5fba0ae284760a68095dd9e66Krishna Gudipati#define BFAD_DRIVER_VERSION "2.3.2.3" 597725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#endif 607725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 61a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_PROTO_NAME FCPI_NAME 627725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_IRQ_FLAGS IRQF_SHARED 637725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 64a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#ifndef FC_PORTSPEED_8GBIT 65a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define FC_PORTSPEED_8GBIT 0x10 66a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#endif 67a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 687725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 697725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * BFAD flags 707725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 717725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_MSIX_ON 0x00000001 727725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_HAL_INIT_DONE 0x00000002 737725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_DRV_INIT_DONE 0x00000004 747725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_CFG_PPORT_DONE 0x00000008 757725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_HAL_START_DONE 0x00000010 767725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_PORT_ONLINE 0x00000020 777725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_RPORT_ONLINE 0x00000040 78a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_FCS_INIT_DONE 0x00000080 79a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_HAL_INIT_FAIL 0x00000100 80a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_FC4_PROBE_DONE 0x00000200 817725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_PORT_DELETE 0x00000001 827725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 837725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 847725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * BFAD related definition 857725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 867725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define SCSI_SCAN_DELAY HZ 877725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_STOP_TIMEOUT 30 887725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define BFAD_SUSPEND_TIMEOUT BFAD_STOP_TIMEOUT 897725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 907725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 917725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * BFAD configuration parameter default values 927725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 93a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_LUN_QUEUE_DEPTH 32 94a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define BFAD_IO_MAX_SGE SG_ALL 957725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 967725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define bfad_isr_t irq_handler_t 977725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 987725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#define MAX_MSIX_ENTRY 22 997725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1007725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_msix_s { 1017725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_s *bfad; 1027725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct msix_entry msix; 103a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char name[32]; 104a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati}; 105a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 106a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati/* 107a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati * Only append to the enums defined here to avoid any versioning 108a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati * needed between trace utility and driver version 109a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati */ 110a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatienum { 111a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFA_TRC_LDRV_BFAD = 1, 112a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFA_TRC_LDRV_IM = 2, 1137725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1147725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1157725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangenum bfad_port_pvb_type { 1167725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang BFAD_PORT_PHYS_BASE = 0, 1177725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang BFAD_PORT_PHYS_VPORT = 1, 1187725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang BFAD_PORT_VF_BASE = 2, 1197725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang BFAD_PORT_VF_VPORT = 3, 1207725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1217725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1227725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 1237725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * PORT data structure 1247725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 1257725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_port_s { 1267725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct list_head list_entry; 127a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfad_s *bfad; 128a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfa_fcs_lport_s *fcs_port; 129a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 roles; 130a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati s32 flags; 131a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 supported_fc4s; 1327725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang enum bfad_port_pvb_type pvb_type; 1337725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_im_port_s *im_port; /* IM specific data */ 134ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang /* port debugfs specific data */ 135ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang struct dentry *port_debugfs_root; 1367725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1377725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1387725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 1397725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * VPORT data structure 1407725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 1417725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_vport_s { 1427725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_port_s drv_port; 1437725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_fcs_vport_s fcs_vport; 1447725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion *comp_del; 145d9883548a0b0afec4786e6c5cd8d03d43a30b779Jing Huang struct list_head list_entry; 1467725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1477725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1487725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 1497725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * VF data structure 1507725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 1517725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_vf_s { 1527725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang bfa_fcs_vf_t fcs_vf; 1537725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_port_s base_port; /* base port for vf */ 1547725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_s *bfad; 1557725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1567725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1577725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_cfg_param_s { 158a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 rport_del_timeout; 159a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 ioc_queue_depth; 160a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 lun_queue_depth; 161a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 io_max_sge; 162a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 binding_method; 163a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati}; 164a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 165a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiunion bfad_tmp_buf { 166a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati /* From struct bfa_adapter_attr_s */ 167a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char manufacturer[BFA_ADAPTER_MFG_NAME_LEN]; 168a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char serial_num[BFA_ADAPTER_SERIAL_NUM_LEN]; 169a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char model[BFA_ADAPTER_MODEL_NAME_LEN]; 170a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char fw_ver[BFA_VERSION_LEN]; 171a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char optrom_ver[BFA_VERSION_LEN]; 172a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 173a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati /* From struct bfa_ioc_pci_attr_s */ 174a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u8 chip_rev[BFA_IOC_CHIP_REV_LEN]; /* chip revision */ 175a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 176a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati wwn_t wwn[BFA_FCS_MAX_LPORTS]; 1777725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 1787725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 1797725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 1807725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * BFAD (PCI function) data structure 1817725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 1827725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_s { 183a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati bfa_sm_t sm; /* state machine */ 1847725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct list_head list_entry; 185a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfa_s bfa; 186a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfa_fcs_s bfa_fcs; 1877725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct pci_dev *pcidev; 1887725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang const char *pci_name; 1897725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_pcidev_s hal_pcidev; 1907725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_ioc_pci_attr_s pci_attr; 1917725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang void __iomem *pci_bar0_kva; 192111892082ed7a3214bc7a7ec6b8b20e8f847501aKrishna Gudipati void __iomem *pci_bar2_kva; 1937725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion comp; 1947725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion suspend; 1957725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion disable_comp; 1967725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang bfa_boolean_t disable_active; 1977725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_port_s pport; /* physical port of the BFAD */ 1987725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_meminfo_s meminfo; 1997725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_iocfc_cfg_s ioc_cfg; 200a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 inst_no; /* BFAD instance number */ 201a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 bfad_flags; 2027725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang spinlock_t bfad_lock; 203e67143243a1a6b47e1bdcda189ffac46d2a8744dKrishna Gudipati struct task_struct *bfad_tsk; 2047725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_cfg_param_s cfg_data; 2057725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY]; 206a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati int nvec; 207a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char adapter_name[BFA_ADAPTER_SYM_NAME_LEN]; 208a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati char port_name[BFA_ADAPTER_SYM_NAME_LEN]; 2097725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct timer_list hal_tmo; 2107725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang unsigned long hs_start; 2117725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_im_s *im; /* IM specific data */ 2127725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_trc_mod_s *trcmod; 2137725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_plog_s plog_buf; 214a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati int ref_count; 215a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati union bfad_tmp_buf tmp_buf; 2167725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct fc_host_statistics link_stats; 217a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct list_head pbc_vport_list; 218ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang /* debugfs specific data */ 219ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang char *regdata; 220ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang u32 reglen; 221ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huang struct dentry *bfad_dentry_files[5]; 222d9883548a0b0afec4786e6c5cd8d03d43a30b779Jing Huang}; 223d9883548a0b0afec4786e6c5cd8d03d43a30b779Jing Huang 224a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati/* BFAD state machine events */ 225a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatienum bfad_sm_event { 226a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_CREATE = 1, 227a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_KTHREAD_CREATE_FAILED = 2, 228a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_INIT = 3, 229a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_INIT_SUCCESS = 4, 230a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_INIT_FAILED = 5, 231a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_INTR_INIT_FAILED = 6, 232a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_FCS_EXIT_COMP = 7, 233a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_EXIT_COMP = 8, 234a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati BFAD_E_STOP = 9 2357725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 2367725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2377725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 2387725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * RPORT data structure 2397725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 2407725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_rport_s { 2417725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_fcs_rport_s fcs_rport; 2427725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 2437725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2447725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_buf_info { 245a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati void *virt; 2467725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang dma_addr_t phys; 247a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 size; 2487725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 2497725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2507725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_fcxp { 2517725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfad_port_s *port; 2527725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_rport_s *bfa_rport; 2537725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang bfa_status_t req_status; 254a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u16 tag; 255a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u16 rsp_len; 256a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u16 rsp_maxlen; 257a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u8 use_ireqbuf; 258a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u8 use_irspbuf; 259a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 num_req_sgles; 260a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati u32 num_rsp_sgles; 261a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct fchs_s fchs; 262a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati void *reqbuf_info; 263a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati void *rspbuf_info; 2647725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_sge_s *req_sge; 2657725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct bfa_sge_s *rsp_sge; 2667725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang fcxp_send_cb_t send_cbfn; 267a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati void *send_cbarg; 268a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati void *bfa_fcxp; 2697725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion comp; 2707725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 2717725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2727725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangstruct bfad_hal_comp { 2737725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang bfa_status_t status; 2747725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang struct completion comp; 2757725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang}; 2767725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2777725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang/* 2787725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * Macro to obtain the immediate lower power 2797725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang * of two for the integer. 2807725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang */ 281a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati#define nextLowerInt(x) \ 282a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatido { \ 28352f94b6fd0d1ff9d935c52f8a6360834ed871d92Maggie int __i; \ 284a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati (*x)--; \ 28552f94b6fd0d1ff9d935c52f8a6360834ed871d92Maggie for (__i = 1; __i < (sizeof(int)*8); __i <<= 1) \ 28652f94b6fd0d1ff9d935c52f8a6360834ed871d92Maggie (*x) = (*x) | (*x) >> __i; \ 287a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati (*x)++; \ 288a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati (*x) = (*x) >> 1; \ 2897725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang} while (0) 2907725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 2917725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 292f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang#define BFA_LOG(level, bfad, mask, fmt, arg...) \ 293f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhangdo { \ 294f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang if (((mask) == 4) || (level[1] <= '4')) \ 295f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhang dev_printk(level, &((bfad)->pcidev)->dev, fmt, ##arg); \ 296a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati} while (0) 2977725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 298a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatibfa_status_t bfad_vport_create(struct bfad_s *bfad, u16 vf_id, 299a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfa_lport_cfg_s *port_cfg, 300a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct device *dev); 301a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatibfa_status_t bfad_vf_create(struct bfad_s *bfad, u16 vf_id, 302a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati struct bfa_lport_cfg_s *port_cfg); 303a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatibfa_status_t bfad_cfg_pport(struct bfad_s *bfad, enum bfa_lport_role role); 304a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatibfa_status_t bfad_drv_init(struct bfad_s *bfad); 305a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatibfa_status_t bfad_start_ops(struct bfad_s *bfad); 306a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_drv_start(struct bfad_s *bfad); 307a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_uncfg_pport(struct bfad_s *bfad); 308a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_stop(struct bfad_s *bfad); 309a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_fcs_stop(struct bfad_s *bfad); 310a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_remove_intr(struct bfad_s *bfad); 311a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_hal_mem_release(struct bfad_s *bfad); 312a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_hcb_comp(void *arg, bfa_status_t status); 313a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipati 314a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiint bfad_setup_intr(struct bfad_s *bfad); 315a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipativoid bfad_remove_intr(struct bfad_s *bfad); 3167725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg); 3177725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangbfa_status_t bfad_hal_mem_alloc(struct bfad_s *bfad); 3187725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_bfa_tmo(unsigned long data); 3197725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_init_timer(struct bfad_s *bfad); 3207725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangint bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad); 3217725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad); 3227725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_drv_uninit(struct bfad_s *bfad); 323ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huangint bfad_worker(void *ptr); 324ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huangvoid bfad_debugfs_init(struct bfad_port_s *port); 325ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huangvoid bfad_debugfs_exit(struct bfad_port_s *port); 326e67143243a1a6b47e1bdcda189ffac46d2a8744dKrishna Gudipati 3277725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangvoid bfad_pci_remove(struct pci_dev *pdev); 3287725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangint bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid); 329f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhangvoid bfad_rport_online_wait(struct bfad_s *bfad); 330f16a17507b09e10e0cccc4d675ccbfe030d51ef1Maggie Zhangint bfad_get_linkup_delay(struct bfad_s *bfad); 3317725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangint bfad_install_msix_handler(struct bfad_s *bfad); 3327725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 3337725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangextern struct idr bfad_im_port_index; 334a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern struct pci_device_id bfad_id_table[]; 3357725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huangextern struct list_head bfad_list; 336a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern char *os_name; 337a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern char *os_patch; 338a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern char *host_name; 339a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_rports; 340a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_ios; 341a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_tms; 342a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_fcxps; 343a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_ufbufs; 344a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int reqq_size; 345a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int rspq_size; 346a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int num_sgpgs; 347a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int rport_del_timeout; 348a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int bfa_lun_queue_depth; 349a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int bfa_io_max_sge; 3508816624222b12e5d7e291e9d1973fc42b994eb6bJing Huangextern int bfa_log_level; 351a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int ioc_auto_recover; 352a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int bfa_linkup_delay; 353a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int msix_disable_cb; 354a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int msix_disable_ct; 355a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int fdmi_enable; 356be540a991e2097c313d7304e0daaf89d68011bb9Krishna Gudipatiextern int fc_credit_recovery; 357a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int supported_fc4s; 358a36c61f9025b8924f99f54d518763bee7aa84085Krishna Gudipatiextern int pcie_max_read_reqsz; 359ab2a9ba189e889b3e8990e52e90d2cd9606b2aa1Jing Huangextern int bfa_debugfs_enable; 36042b426ecb453cf49c3d16cf1d7a5e5d8cab9869dJing Huangextern struct mutex bfad_mutex; 3617725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang 3627725ccfda59715ecf8f99e3b520a0b84cc2ea79eJing Huang#endif /* __BFAD_DRV_H__ */ 363