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android_kernel_xiaomi_sm8350/drivers/scsi/lpfc/lpfc.h
James Smart a12e07bc62 [SCSI] lpfc 8.1.11 : Add soft_wwnn sysfs attribute, rename soft_wwn_enable 
The driver now allows both wwpn and wwnn to be set.

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
2006-12-03 09:34:43 -06:00

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/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
* Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of version 2 of the GNU General *
* Public License as published by the Free Software Foundation. *
* This program is distributed in the hope that it will be useful. *
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND *
* WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, *
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
* DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
* TO BE LEGALLY INVALID. See the GNU General Public License for *
* more details, a copy of which can be found in the file COPYING *
* included with this package. *
*******************************************************************/
struct lpfc_sli2_slim;
#define LPFC_MAX_TARGET 256 /* max number of targets supported */
#define LPFC_MAX_DISC_THREADS 64 /* max outstanding discovery els
requests */
#define LPFC_MAX_NS_RETRY 3 /* Number of retry attempts to contact
the NameServer before giving up. */
#define LPFC_DFT_HBA_Q_DEPTH 2048 /* max cmds per hba */
#define LPFC_LC_HBA_Q_DEPTH 1024 /* max cmds per low cost hba */
#define LPFC_LP101_HBA_Q_DEPTH 128 /* max cmds per low cost hba */
#define LPFC_CMD_PER_LUN 3 /* max outstanding cmds per lun */
#define LPFC_SG_SEG_CNT 64 /* sg element count per scsi cmnd */
#define LPFC_IOCB_LIST_CNT 2250 /* list of IOCBs for fast-path usage. */
#define LPFC_Q_RAMP_UP_INTERVAL 120 /* lun q_depth ramp up interval */
/* Define macros for 64 bit support */
#define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr)))
#define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32)))
#define getPaddr(high, low) ((dma_addr_t)( \
(( (u64)(high)<<16 ) << 16)|( (u64)(low))))
/* Provide maximum configuration definitions. */
#define LPFC_DRVR_TIMEOUT 16 /* driver iocb timeout value in sec */
#define FC_MAX_ADPTMSG 64
#define MAX_HBAEVT 32
enum lpfc_polling_flags {
ENABLE_FCP_RING_POLLING = 0x1,
DISABLE_FCP_RING_INT = 0x2
};
/* Provide DMA memory definitions the driver uses per port instance. */
struct lpfc_dmabuf {
struct list_head list;
void *virt; /* virtual address ptr */
dma_addr_t phys; /* mapped address */
};
struct lpfc_dma_pool {
struct lpfc_dmabuf *elements;
uint32_t max_count;
uint32_t current_count;
};
/* Priority bit. Set value to exceed low water mark in lpfc_mem. */
#define MEM_PRI 0x100
/****************************************************************************/
/* Device VPD save area */
/****************************************************************************/
typedef struct lpfc_vpd {
uint32_t status; /* vpd status value */
uint32_t length; /* number of bytes actually returned */
struct {
uint32_t rsvd1; /* Revision numbers */
uint32_t biuRev;
uint32_t smRev;
uint32_t smFwRev;
uint32_t endecRev;
uint16_t rBit;
uint8_t fcphHigh;
uint8_t fcphLow;
uint8_t feaLevelHigh;
uint8_t feaLevelLow;
uint32_t postKernRev;
uint32_t opFwRev;
uint8_t opFwName[16];
uint32_t sli1FwRev;
uint8_t sli1FwName[16];
uint32_t sli2FwRev;
uint8_t sli2FwName[16];
} rev;
} lpfc_vpd_t;
struct lpfc_scsi_buf;
/*
* lpfc stat counters
*/
struct lpfc_stats {
/* Statistics for ELS commands */
uint32_t elsLogiCol;
uint32_t elsRetryExceeded;
uint32_t elsXmitRetry;
uint32_t elsDelayRetry;
uint32_t elsRcvDrop;
uint32_t elsRcvFrame;
uint32_t elsRcvRSCN;
uint32_t elsRcvRNID;
uint32_t elsRcvFARP;
uint32_t elsRcvFARPR;
uint32_t elsRcvFLOGI;
uint32_t elsRcvPLOGI;
uint32_t elsRcvADISC;
uint32_t elsRcvPDISC;
uint32_t elsRcvFAN;
uint32_t elsRcvLOGO;
uint32_t elsRcvPRLO;
uint32_t elsRcvPRLI;
uint32_t elsRcvLIRR;
uint32_t elsRcvRPS;
uint32_t elsRcvRPL;
uint32_t elsXmitFLOGI;
uint32_t elsXmitPLOGI;
uint32_t elsXmitPRLI;
uint32_t elsXmitADISC;
uint32_t elsXmitLOGO;
uint32_t elsXmitSCR;
uint32_t elsXmitRNID;
uint32_t elsXmitFARP;
uint32_t elsXmitFARPR;
uint32_t elsXmitACC;
uint32_t elsXmitLSRJT;
uint32_t frameRcvBcast;
uint32_t frameRcvMulti;
uint32_t strayXmitCmpl;
uint32_t frameXmitDelay;
uint32_t xriCmdCmpl;
uint32_t xriStatErr;
uint32_t LinkUp;
uint32_t LinkDown;
uint32_t LinkMultiEvent;
uint32_t NoRcvBuf;
uint32_t fcpCmd;
uint32_t fcpCmpl;
uint32_t fcpRspErr;
uint32_t fcpRemoteStop;
uint32_t fcpPortRjt;
uint32_t fcpPortBusy;
uint32_t fcpError;
uint32_t fcpLocalErr;
};
enum sysfs_mbox_state {
SMBOX_IDLE,
SMBOX_WRITING,
SMBOX_READING
};
struct lpfc_sysfs_mbox {
enum sysfs_mbox_state state;
size_t offset;
struct lpfcMboxq * mbox;
};
struct lpfc_hba {
struct lpfc_sli sli;
struct lpfc_sli2_slim *slim2p;
dma_addr_t slim2p_mapping;
uint16_t pci_cfg_value;
int32_t hba_state;
#define LPFC_STATE_UNKNOWN 0 /* HBA state is unknown */
#define LPFC_WARM_START 1 /* HBA state after selective reset */
#define LPFC_INIT_START 2 /* Initial state after board reset */
#define LPFC_INIT_MBX_CMDS 3 /* Initialize HBA with mbox commands */
#define LPFC_LINK_DOWN 4 /* HBA initialized, link is down */
#define LPFC_LINK_UP 5 /* Link is up - issue READ_LA */
#define LPFC_LOCAL_CFG_LINK 6 /* local NPORT Id configured */
#define LPFC_FLOGI 7 /* FLOGI sent to Fabric */
#define LPFC_FABRIC_CFG_LINK 8 /* Fabric assigned NPORT Id
configured */
#define LPFC_NS_REG 9 /* Register with NameServer */
#define LPFC_NS_QRY 10 /* Query NameServer for NPort ID list */
#define LPFC_BUILD_DISC_LIST 11 /* Build ADISC and PLOGI lists for
* device authentication / discovery */
#define LPFC_DISC_AUTH 12 /* Processing ADISC list */
#define LPFC_CLEAR_LA 13 /* authentication cmplt - issue
CLEAR_LA */
#define LPFC_HBA_READY 32
#define LPFC_HBA_ERROR -1
int32_t stopped; /* HBA has not been restarted since last ERATT */
uint8_t fc_linkspeed; /* Link speed after last READ_LA */
uint32_t fc_eventTag; /* event tag for link attention */
uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */
uint32_t num_disc_nodes; /*in addition to hba_state */
struct timer_list fc_estabtmo; /* link establishment timer */
struct timer_list fc_disctmo; /* Discovery rescue timer */
struct timer_list fc_fdmitmo; /* fdmi timer */
/* These fields used to be binfo */
struct lpfc_name fc_nodename; /* fc nodename */
struct lpfc_name fc_portname; /* fc portname */
uint32_t fc_pref_DID; /* preferred D_ID */
uint8_t fc_pref_ALPA; /* preferred AL_PA */
uint32_t fc_edtov; /* E_D_TOV timer value */
uint32_t fc_arbtov; /* ARB_TOV timer value */
uint32_t fc_ratov; /* R_A_TOV timer value */
uint32_t fc_rttov; /* R_T_TOV timer value */
uint32_t fc_altov; /* AL_TOV timer value */
uint32_t fc_crtov; /* C_R_TOV timer value */
uint32_t fc_citov; /* C_I_TOV timer value */
uint32_t fc_myDID; /* fibre channel S_ID */
uint32_t fc_prevDID; /* previous fibre channel S_ID */
struct serv_parm fc_sparam; /* buffer for our service parameters */
struct serv_parm fc_fabparam; /* fabric service parameters buffer */
uint8_t alpa_map[128]; /* AL_PA map from READ_LA */
uint8_t fc_ns_retry; /* retries for fabric nameserver */
uint32_t fc_nlp_cnt; /* outstanding NODELIST requests */
uint32_t fc_rscn_id_cnt; /* count of RSCNs payloads in list */
struct lpfc_dmabuf *fc_rscn_id_list[FC_MAX_HOLD_RSCN];
uint32_t lmt;
uint32_t fc_flag; /* FC flags */
#define FC_PT2PT 0x1 /* pt2pt with no fabric */
#define FC_PT2PT_PLOGI 0x2 /* pt2pt initiate PLOGI */
#define FC_DISC_TMO 0x4 /* Discovery timer running */
#define FC_PUBLIC_LOOP 0x8 /* Public loop */
#define FC_LBIT 0x10 /* LOGIN bit in loopinit set */
#define FC_RSCN_MODE 0x20 /* RSCN cmd rcv'ed */
#define FC_NLP_MORE 0x40 /* More node to process in node tbl */
#define FC_OFFLINE_MODE 0x80 /* Interface is offline for diag */
#define FC_FABRIC 0x100 /* We are fabric attached */
#define FC_ESTABLISH_LINK 0x200 /* Reestablish Link */
#define FC_RSCN_DISCOVERY 0x400 /* Authenticate all devices after RSCN*/
#define FC_LOADING 0x1000 /* HBA in process of loading drvr */
#define FC_UNLOADING 0x2000 /* HBA in process of unloading drvr */
#define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */
#define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */
#define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */
#define FC_BYPASSED_MODE 0x20000 /* NPort is in bypassed mode */
uint32_t fc_topology; /* link topology, from LINK INIT */
struct lpfc_stats fc_stat;
/* These are the head/tail pointers for the bind, plogi, adisc, unmap,
* and map lists. Their counters are immediately following.
*/
struct list_head fc_plogi_list;
struct list_head fc_adisc_list;
struct list_head fc_reglogin_list;
struct list_head fc_prli_list;
struct list_head fc_nlpunmap_list;
struct list_head fc_nlpmap_list;
struct list_head fc_npr_list;
struct list_head fc_unused_list;
/* Keep counters for the number of entries in each list. */
uint16_t fc_plogi_cnt;
uint16_t fc_adisc_cnt;
uint16_t fc_reglogin_cnt;
uint16_t fc_prli_cnt;
uint16_t fc_unmap_cnt;
uint16_t fc_map_cnt;
uint16_t fc_npr_cnt;
uint16_t fc_unused_cnt;
struct lpfc_nodelist fc_fcpnodev; /* nodelist entry for no device */
uint32_t nport_event_cnt; /* timestamp for nlplist entry */
uint32_t wwnn[2];
uint32_t RandomData[7];
uint32_t cfg_log_verbose;
uint32_t cfg_lun_queue_depth;
uint32_t cfg_nodev_tmo;
uint32_t cfg_devloss_tmo;
uint32_t cfg_hba_queue_depth;
uint32_t cfg_fcp_class;
uint32_t cfg_use_adisc;
uint32_t cfg_ack0;
uint32_t cfg_topology;
uint32_t cfg_scan_down;
uint32_t cfg_link_speed;
uint32_t cfg_cr_delay;
uint32_t cfg_cr_count;
uint32_t cfg_multi_ring_support;
uint32_t cfg_multi_ring_rctl;
uint32_t cfg_multi_ring_type;
uint32_t cfg_fdmi_on;
uint32_t cfg_discovery_threads;
uint32_t cfg_max_luns;
uint32_t cfg_poll;
uint32_t cfg_poll_tmo;
uint32_t cfg_use_msi;
uint32_t cfg_sg_seg_cnt;
uint32_t cfg_sg_dma_buf_size;
uint64_t cfg_soft_wwnn;
uint64_t cfg_soft_wwpn;
uint32_t dev_loss_tmo_changed;
lpfc_vpd_t vpd; /* vital product data */
struct Scsi_Host *host;
struct pci_dev *pcidev;
struct list_head work_list;
uint32_t work_ha; /* Host Attention Bits for WT */
uint32_t work_ha_mask; /* HA Bits owned by WT */
uint32_t work_hs; /* HS stored in case of ERRAT */
uint32_t work_status[2]; /* Extra status from SLIM */
uint32_t work_hba_events; /* Timeout to be handled */
#define WORKER_DISC_TMO 0x1 /* Discovery timeout */
#define WORKER_ELS_TMO 0x2 /* ELS timeout */
#define WORKER_MBOX_TMO 0x4 /* MBOX timeout */
#define WORKER_FDMI_TMO 0x8 /* FDMI timeout */
wait_queue_head_t *work_wait;
struct task_struct *worker_thread;
unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */
unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */
void __iomem *slim_memmap_p; /* Kernel memory mapped address for
PCI BAR0 */
void __iomem *ctrl_regs_memmap_p;/* Kernel memory mapped address for
PCI BAR2 */
void __iomem *MBslimaddr; /* virtual address for mbox cmds */
void __iomem *HAregaddr; /* virtual address for host attn reg */
void __iomem *CAregaddr; /* virtual address for chip attn reg */
void __iomem *HSregaddr; /* virtual address for host status
reg */
void __iomem *HCregaddr; /* virtual address for host ctl reg */
int brd_no; /* FC board number */
char SerialNumber[32]; /* adapter Serial Number */
char OptionROMVersion[32]; /* adapter BIOS / Fcode version */
char ModelDesc[256]; /* Model Description */
char ModelName[80]; /* Model Name */
char ProgramType[256]; /* Program Type */
char Port[20]; /* Port No */
uint8_t vpd_flag; /* VPD data flag */
#define VPD_MODEL_DESC 0x1 /* valid vpd model description */
#define VPD_MODEL_NAME 0x2 /* valid vpd model name */
#define VPD_PROGRAM_TYPE 0x4 /* valid vpd program type */
#define VPD_PORT 0x8 /* valid vpd port data */
#define VPD_MASK 0xf /* mask for any vpd data */
uint8_t soft_wwn_enable;
struct timer_list fcp_poll_timer;
struct timer_list els_tmofunc;
/*
* stat counters
*/
uint64_t fc4InputRequests;
uint64_t fc4OutputRequests;
uint64_t fc4ControlRequests;
struct lpfc_sysfs_mbox sysfs_mbox;
/* fastpath list. */
spinlock_t scsi_buf_list_lock;
struct list_head lpfc_scsi_buf_list;
uint32_t total_scsi_bufs;
struct list_head lpfc_iocb_list;
uint32_t total_iocbq_bufs;
/* pci_mem_pools */
struct pci_pool *lpfc_scsi_dma_buf_pool;
struct pci_pool *lpfc_mbuf_pool;
struct lpfc_dma_pool lpfc_mbuf_safety_pool;
mempool_t *mbox_mem_pool;
mempool_t *nlp_mem_pool;
struct list_head freebufList;
struct list_head ctrspbuflist;
struct list_head rnidrspbuflist;
struct fc_host_statistics link_stats;
};
struct rnidrsp {
void *buf;
uint32_t uniqueid;
struct list_head list;
uint32_t data;
};
#define FC_REG_DUMP_EVENT 0x10 /* Register for Dump events */
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