diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 156 |
1 files changed, 111 insertions, 45 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 74f4d18842cc..4b9019d7d508 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -34,6 +34,17 @@ struct lpfc_sli2_slim; #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 */ +/* + * Following time intervals are used of adjusting SCSI device + * queue depths when there are driver resource error or Firmware + * resource error. + */ +#define QUEUE_RAMP_DOWN_INTERVAL (1 * HZ) /* 1 Second */ +#define QUEUE_RAMP_UP_INTERVAL (300 * HZ) /* 5 minutes */ + +/* Number of exchanges reserved for discovery to complete */ +#define LPFC_DISC_IOCB_BUFF_COUNT 20 + /* Define macros for 64 bit support */ #define putPaddrLow(addr) ((uint32_t) (0xffffffff & (u64)(addr))) #define putPaddrHigh(addr) ((uint32_t) (0xffffffff & (((u64)(addr))>>32))) @@ -97,6 +108,29 @@ typedef struct lpfc_vpd { uint32_t sli2FwRev; uint8_t sli2FwName[16]; } rev; + struct { +#ifdef __BIG_ENDIAN_BITFIELD + uint32_t rsvd2 :24; /* Reserved */ + uint32_t cmv : 1; /* Configure Max VPIs */ + uint32_t ccrp : 1; /* Config Command Ring Polling */ + uint32_t csah : 1; /* Configure Synchronous Abort Handling */ + uint32_t chbs : 1; /* Cofigure Host Backing store */ + uint32_t cinb : 1; /* Enable Interrupt Notification Block */ + uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ + uint32_t cmx : 1; /* Configure Max XRIs */ + uint32_t cmr : 1; /* Configure Max RPIs */ +#else /* __LITTLE_ENDIAN */ + uint32_t cmr : 1; /* Configure Max RPIs */ + uint32_t cmx : 1; /* Configure Max XRIs */ + uint32_t cerbm : 1; /* Configure Enhanced Receive Buf Mgmt */ + uint32_t cinb : 1; /* Enable Interrupt Notification Block */ + uint32_t chbs : 1; /* Cofigure Host Backing store */ + uint32_t csah : 1; /* Configure Synchronous Abort Handling */ + uint32_t ccrp : 1; /* Config Command Ring Polling */ + uint32_t cmv : 1; /* Configure Max VPIs */ + uint32_t rsvd2 :24; /* Reserved */ +#endif + } sli3Feat; } lpfc_vpd_t; struct lpfc_scsi_buf; @@ -129,6 +163,7 @@ struct lpfc_stats { uint32_t elsRcvRPS; uint32_t elsRcvRPL; uint32_t elsXmitFLOGI; + uint32_t elsXmitFDISC; uint32_t elsXmitPLOGI; uint32_t elsXmitPRLI; uint32_t elsXmitADISC; @@ -174,18 +209,21 @@ struct lpfc_sysfs_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, + LPFC_VPORT_UNKNOWN = 0, /* vport state is unknown */ + LPFC_VPORT_FAILED = 1, /* vport has failed */ + LPFC_LOCAL_CFG_LINK = 6, /* local NPORT Id configured */ + LPFC_FLOGI = 7, /* FLOGI sent to Fabric */ + LPFC_FDISC = 8, /* FDISC sent for vport */ + LPFC_FABRIC_CFG_LINK = 9, /* Fabric assigned NPORT Id + * configured */ + LPFC_NS_REG = 10, /* Register with NameServer */ + LPFC_NS_QRY = 11, /* Query NameServer for NPort ID list */ + LPFC_BUILD_DISC_LIST = 12, /* Build ADISC and PLOGI lists for + * device authentication / discovery */ + LPFC_DISC_AUTH = 13, /* Processing ADISC list */ + LPFC_VPORT_READY = 32, }; enum hba_state { @@ -195,8 +233,9 @@ enum hba_state { 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 + LPFC_CLEAR_LA = 6, /* authentication cmplt - issue * CLEAR_LA */ + LPFC_HBA_READY = 32, LPFC_HBA_ERROR = -1 }; @@ -209,26 +248,30 @@ struct lpfc_vport { #define LPFC_FABRIC_PORT 3 enum discovery_state port_state; + uint16_t vpi; 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 */ +#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 /* Auth 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 */ +#define FC_RFF_NOT_SUPPORTED 0x40000 /* RFF_ID was rejected by switch */ +#define FC_VPORT_NEEDS_REG_VPI 0x80000 /* Needs to have its vpi registered */ +#define FC_RSCN_DEFERRED 0x100000 /* A deferred RSCN being processed */ struct list_head fc_nodes; @@ -269,6 +312,9 @@ struct lpfc_vport { #define WORKER_ELS_TMO 0x2 /* ELS timeout */ #define WORKER_MBOX_TMO 0x4 /* MBOX timeout */ #define WORKER_FDMI_TMO 0x8 /* FDMI timeout */ +#define WORKER_FABRIC_BLOCK_TMO 0x10 /* fabric block timout */ +#define WORKER_RAMP_DOWN_QUEUE 0x20 /* Decrease Q depth */ +#define WORKER_RAMP_UP_QUEUE 0x40 /* Increase Q depth */ struct timer_list fc_fdmitmo; struct timer_list els_tmofunc; @@ -278,10 +324,10 @@ struct lpfc_vport { uint8_t load_flag; #define FC_LOADING 0x1 /* HBA in process of loading drvr */ #define FC_UNLOADING 0x2 /* HBA in process of unloading drvr */ - + char *vname; /* Application assigned name */ + struct fc_vport *fc_vport; }; - struct hbq_s { uint16_t entry_count; /* Current number of HBQ slots */ uint32_t next_hbqPutIdx; /* Index to next HBQ slot to use */ @@ -289,33 +335,38 @@ struct hbq_s { uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */ }; -#define MAX_HBQS 16 +#define LPFC_MAX_HBQS 16 +/* this matches the possition in the lpfc_hbq_defs array */ +#define LPFC_ELS_HBQ 0 struct lpfc_hba { struct lpfc_sli sli; uint32_t sli_rev; /* SLI2 or SLI3 */ uint32_t sli3_options; /* Mask of enabled SLI3 options */ -#define LPFC_SLI3_ENABLED 0x01 -#define LPFC_SLI3_HBQ_ENABLED 0x02 -#define LPFC_SLI3_INB_ENABLED 0x04 +#define LPFC_SLI3_ENABLED 0x01 +#define LPFC_SLI3_HBQ_ENABLED 0x02 +#define LPFC_SLI3_NPIV_ENABLED 0x04 +#define LPFC_SLI3_VPORT_TEARDOWN 0x08 uint32_t iocb_cmd_size; uint32_t iocb_rsp_size; enum hba_state link_state; uint32_t link_flag; /* link state flags */ -#define LS_LOOPBACK_MODE 0x40000 /* NPort is in Loopback mode */ +#define LS_LOOPBACK_MODE 0x1 /* 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 */ +#define LS_NPIV_FAB_SUPPORTED 0x2 /* Fabric supports NPIV */ +#define LS_IGNORE_ERATT 0x3 /* intr handler should ignore ERATT */ struct lpfc_sli2_slim *slim2p; struct lpfc_dmabuf hbqslimp; dma_addr_t slim2p_mapping; - uint16_t pci_cfg_value; + uint8_t work_found; +#define LPFC_MAX_WORKER_ITERATION 4 uint8_t fc_linkspeed; /* Link speed after last READ_LA */ @@ -325,7 +376,7 @@ struct lpfc_hba { struct timer_list fc_estabtmo; /* link establishment timer */ /* These fields used to be binfo */ uint32_t fc_pref_DID; /* preferred D_ID */ - uint8_t fc_pref_ALPA; /* preferred AL_PA */ + 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 */ @@ -355,6 +406,8 @@ struct lpfc_hba { uint32_t cfg_nodev_tmo; uint32_t cfg_devloss_tmo; uint32_t cfg_hba_queue_depth; + uint32_t cfg_peer_port_login; + uint32_t cfg_vport_restrict_login; uint32_t cfg_fcp_class; uint32_t cfg_use_adisc; uint32_t cfg_ack0; @@ -391,11 +444,9 @@ struct lpfc_hba { wait_queue_head_t *work_wait; struct task_struct *worker_thread; - struct hbq_dmabuf *hbq_buffer_pool; - uint32_t hbq_buffer_count; - uint32_t hbq_buff_count; /* Current hbq buffers */ + struct list_head hbq_buffer_list; uint32_t hbq_count; /* Count of configured HBQs */ - struct hbq_s hbqs[MAX_HBQS]; /* local copy of hbq indicies */ + struct hbq_s hbqs[LPFC_MAX_HBQS]; /* local copy of hbq indicies */ unsigned long pci_bar0_map; /* Physical address for PCI BAR0 */ unsigned long pci_bar2_map; /* Physical address for PCI BAR2 */ @@ -413,7 +464,7 @@ struct lpfc_hba { struct lpfc_hgp __iomem *host_gp; /* Host side get/put pointers */ uint32_t __iomem *hbq_put; /* Address in SLIM to HBQ put ptrs */ - uint32_t __iomem *hbq_get; /* Address in SLIM to HBQ get ptrs */ + uint32_t *hbq_get; /* Host mem address of HBQ get ptrs */ int brd_no; /* FC board number */ @@ -464,6 +515,22 @@ struct lpfc_hba { struct fc_host_statistics link_stats; struct list_head port_list; struct lpfc_vport *pport; /* physical lpfc_vport pointer */ + uint16_t max_vpi; /* Maximum virtual nports */ + uint16_t vpi_cnt; /* Nport count */ +#define LPFC_MAX_VPI 100 /* Max number of VPorts supported */ + unsigned long *vpi_bmask; /* vpi allocation table */ + + /* Data structure used by fabric iocb scheduler */ + struct list_head fabric_iocb_list; + atomic_t fabric_iocb_count; + struct timer_list fabric_block_timer; + unsigned long bit_flags; +#define FABRIC_COMANDS_BLOCKED 0 + atomic_t num_rsrc_err; + atomic_t num_cmd_success; + unsigned long last_rsrc_error_time; + unsigned long last_ramp_down_time; + unsigned long last_ramp_up_time; }; static inline struct Scsi_Host * @@ -485,10 +552,9 @@ static inline int lpfc_is_link_up(struct lpfc_hba *phba) { return phba->link_state == LPFC_LINK_UP || - phba->link_state == LPFC_CLEAR_LA; + phba->link_state == LPFC_CLEAR_LA || + phba->link_state == LPFC_HBA_READY; } - - #define FC_REG_DUMP_EVENT 0x10 /* Register for Dump events */ |