diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 235 |
1 files changed, 149 insertions, 86 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 82e8f90c461..8d718964f28 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -19,6 +19,8 @@ * included with this package. * *******************************************************************/ +#include <scsi/scsi_host.h> + struct lpfc_sli2_slim; @@ -165,48 +167,143 @@ struct lpfc_sysfs_mbox { struct lpfcMboxq * mbox; }; +struct lpfc_hba; + +enum discovery_state { + LPFC_STATE_UNKNOWN = 0, /* HBA state is unknown */ + LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ + LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ + LPFC_FABRIC_CFG_LINK = 8, /* Fabric assigned NPORT Id + * configured */ + LPFC_NS_REG = 9, /* Register with NameServer */ + LPFC_NS_QRY = 10, /* Query NameServer for NPort ID list */ + LPFC_BUILD_DISC_LIST = 11, /* Build ADISC and PLOGI lists for + * device authentication / discovery */ + LPFC_DISC_AUTH = 12, /* Processing ADISC list */ + LPFC_VPORT_READY = 32, +}; + +enum hba_state { + LPFC_LINK_UNKNOWN = 0, /* HBA state is unknown */ + LPFC_WARM_START = 1, /* HBA state after selective reset */ + LPFC_INIT_START = 2, /* Initial state after board reset */ + LPFC_INIT_MBX_CMDS = 3, /* Initialize HBA with mbox commands */ + LPFC_LINK_DOWN = 4, /* HBA initialized, link is down */ + LPFC_LINK_UP = 5, /* Link is up - issue READ_LA */ + LPFC_CLEAR_LA = 13, /* authentication cmplt - issue + * CLEAR_LA */ + LPFC_HBA_ERROR = -1 +}; + +struct lpfc_vport { + struct list_head listentry; + struct lpfc_hba *phba; + uint8_t port_type; +#define LPFC_PHYSICAL_PORT 1 +#define LPFC_NPIV_PORT 2 +#define LPFC_FABRIC_PORT 3 + enum discovery_state port_state; + + + uint32_t fc_flag; /* FC flags */ +/* Several of these flags are HBA centric and should be moved to + * phba->link_flag (e.g. FC_PTP, FC_PUBLIC_LOOP) + */ +#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_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 */ + + struct list_head fc_nodes; + + /* 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 serv_parm fc_sparam; /* buffer for our service parameters */ + + uint32_t fc_myDID; /* fibre channel S_ID */ + uint32_t fc_prevDID; /* previous fibre channel S_ID */ + + int32_t stopped; /* HBA has not been restarted since last ERATT */ + uint8_t fc_linkspeed; /* Link speed after last READ_LA */ + + uint32_t num_disc_nodes; /*in addition to hba_state */ + + 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]; + struct lpfc_name fc_nodename; /* fc nodename */ + struct lpfc_name fc_portname; /* fc portname */ + + struct lpfc_work_evt disc_timeout_evt; + + struct timer_list fc_disctmo; /* Discovery rescue timer */ + uint8_t fc_ns_retry; /* retries for fabric nameserver */ + uint32_t fc_prli_sent; /* cntr for outstanding PRLIs */ + + spinlock_t work_port_lock; + uint32_t work_port_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 */ + + struct timer_list fc_fdmitmo; + struct timer_list els_tmofunc; + + int unreg_vpi_cmpl; + + uint8_t load_flag; +#define FC_LOADING 0x1 /* HBA in process of loading drvr */ +#define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ + +}; + struct lpfc_hba { struct lpfc_sli sli; + + enum hba_state link_state; + uint32_t link_flag; /* link state flags */ +#define LS_LOOPBACK_MODE 0x40000 /* NPort is in Loopback mode */ + /* This flag is set while issuing */ + /* INIT_LINK mailbox command */ +#define LS_IGNORE_ERATT 0x80000 /* intr handler should ignore ERATT */ + + uint32_t pgpOffset; /* PGP offset within host memory */ + struct lpfc_sli2_slim *slim2p; + struct lpfc_dmabuf hbqslimp; + 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 */ @@ -216,61 +313,21 @@ struct lpfc_hba { 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_BLOCK_MGMT_IO 0x800 /* Don't allow mgmt mbx or iocb cmds */ -#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 */ -#define FC_LOOPBACK_MODE 0x40000 /* NPort is in Loopback mode */ - /* This flag is set while issuing */ - /* INIT_LINK mailbox command */ -#define FC_IGNORE_ERATT 0x80000 /* intr handler should ignore ERATT */ uint32_t fc_topology; /* link topology, from LINK INIT */ struct lpfc_stats fc_stat; - struct list_head fc_nodes; - - /* 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]; + uint8_t wwnn[8]; + uint8_t wwpn[8]; uint32_t RandomData[7]; uint32_t cfg_log_verbose; @@ -304,18 +361,12 @@ struct lpfc_hba { 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; @@ -353,7 +404,6 @@ struct lpfc_hba { uint8_t soft_wwn_enable; struct timer_list fcp_poll_timer; - struct timer_list els_tmofunc; /* * stat counters @@ -370,6 +420,7 @@ struct lpfc_hba { uint32_t total_scsi_bufs; struct list_head lpfc_iocb_list; uint32_t total_iocbq_bufs; + spinlock_t hbalock; /* pci_mem_pools */ struct pci_pool *lpfc_scsi_dma_buf_pool; @@ -380,21 +431,33 @@ struct lpfc_hba { mempool_t *nlp_mem_pool; struct fc_host_statistics link_stats; + struct list_head port_list; + struct lpfc_vport *pport; /* physical lpfc_vport pointer */ }; +static inline struct Scsi_Host * +lpfc_shost_from_vport(struct lpfc_vport *vport) +{ + return container_of((void *) vport, struct Scsi_Host, hostdata[0]); +} + static inline void -lpfc_set_loopback_flag(struct lpfc_hba *phba) { +lpfc_set_loopback_flag(struct lpfc_hba *phba) +{ if (phba->cfg_topology == FLAGS_LOCAL_LB) - phba->fc_flag |= FC_LOOPBACK_MODE; + phba->link_flag |= LS_LOOPBACK_MODE; else - phba->fc_flag &= ~FC_LOOPBACK_MODE; + phba->link_flag &= ~LS_LOOPBACK_MODE; +} + +static inline int +lpfc_is_link_up(struct lpfc_hba *phba) +{ + return phba->link_state == LPFC_LINK_UP || + phba->link_state == LPFC_CLEAR_LA; } -struct rnidrsp { - void *buf; - uint32_t uniqueid; - struct list_head list; - uint32_t data; -}; + #define FC_REG_DUMP_EVENT 0x10 /* Register for Dump events */ + |