diff options
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 4 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_crtn.h | 1 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 274 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hw.h | 47 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_mbox.c | 17 |
5 files changed, 309 insertions, 34 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 7a0da125aa7d..14151de23fd7 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -121,7 +121,9 @@ struct lpfc_stats { uint32_t elsRcvLOGO; uint32_t elsRcvPRLO; uint32_t elsRcvPRLI; - uint32_t elsRcvRRQ; + uint32_t elsRcvLIRR; + uint32_t elsRcvRPS; + uint32_t elsRcvRPL; uint32_t elsXmitFLOGI; uint32_t elsXmitPLOGI; uint32_t elsXmitPRLI; diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index eda353b918ab..0ae49811b916 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -26,6 +26,7 @@ void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *); int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *); +void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *); void lpfc_set_slim(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); int lpfc_reg_login(struct lpfc_hba *, uint32_t, uint8_t *, LPFC_MBOXQ_t *, uint32_t); diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 20f1a0713db2..9c9e7661de59 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -2654,41 +2654,243 @@ lpfc_els_rcv_rnid(struct lpfc_hba * phba, } static int -lpfc_els_rcv_rrq(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb, +lpfc_els_rcv_lirr(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb, + struct lpfc_nodelist * ndlp) +{ + struct ls_rjt stat; + + /* For now, unconditionally reject this command */ + stat.un.b.lsRjtRsvd0 = 0; + stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; + stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; + stat.un.b.vendorUnique = 0; + lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); + return 0; +} + +void +lpfc_els_rsp_rps_acc(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +{ + struct lpfc_sli *psli; + struct lpfc_sli_ring *pring; + MAILBOX_t *mb; + IOCB_t *icmd; + RPS_RSP *rps_rsp; + uint8_t *pcmd; + struct lpfc_iocbq *elsiocb; + struct lpfc_nodelist *ndlp; + uint16_t xri, status; + uint32_t cmdsize; + + psli = &phba->sli; + pring = &psli->ring[LPFC_ELS_RING]; + mb = &pmb->mb; + + ndlp = (struct lpfc_nodelist *) pmb->context2; + xri = (uint16_t) ((unsigned long)(pmb->context1)); + pmb->context1 = 0; + pmb->context2 = 0; + + if (mb->mbxStatus) { + mempool_free( pmb, phba->mbox_mem_pool); + return; + } + + cmdsize = sizeof(RPS_RSP) + sizeof(uint32_t); + mempool_free( pmb, phba->mbox_mem_pool); + if ((elsiocb = lpfc_prep_els_iocb(phba, 0, cmdsize, 3, + ndlp, ELS_CMD_ACC)) == 0) { + return; + } + + icmd = &elsiocb->iocb; + icmd->ulpContext = xri; + + pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); + *((uint32_t *) (pcmd)) = ELS_CMD_ACC; + pcmd += sizeof (uint32_t); /* Skip past command */ + rps_rsp = (RPS_RSP *)pcmd; + + if (phba->fc_topology != TOPOLOGY_LOOP) + status = 0x10; + else + status = 0x8; + if (phba->fc_flag & FC_FABRIC) + status |= 0x4; + + rps_rsp->rsvd1 = 0; + rps_rsp->portStatus = be16_to_cpu(status); + rps_rsp->linkFailureCnt = be32_to_cpu(mb->un.varRdLnk.linkFailureCnt); + rps_rsp->lossSyncCnt = be32_to_cpu(mb->un.varRdLnk.lossSyncCnt); + rps_rsp->lossSignalCnt = be32_to_cpu(mb->un.varRdLnk.lossSignalCnt); + rps_rsp->primSeqErrCnt = be32_to_cpu(mb->un.varRdLnk.primSeqErrCnt); + rps_rsp->invalidXmitWord = be32_to_cpu(mb->un.varRdLnk.invalidXmitWord); + rps_rsp->crcCnt = be32_to_cpu(mb->un.varRdLnk.crcCnt); + + /* Xmit ELS RPS ACC response tag <ulpIoTag> */ + lpfc_printf_log(phba, KERN_INFO, LOG_ELS, + "%d:0128 Xmit ELS RPS ACC response tag x%x " + "Data: x%x x%x x%x x%x x%x\n", + phba->brd_no, + elsiocb->iocb.ulpIoTag, + elsiocb->iocb.ulpContext, ndlp->nlp_DID, + ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); + + elsiocb->iocb_cmpl = lpfc_cmpl_els_acc; + phba->fc_stat.elsXmitACC++; + if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { + lpfc_els_free_iocb(phba, elsiocb); + } + return; +} + +static int +lpfc_els_rcv_rps(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb, struct lpfc_nodelist * ndlp) { - struct lpfc_dmabuf *pcmd; uint32_t *lp; + uint8_t flag; + LPFC_MBOXQ_t *mbox; + struct lpfc_dmabuf *pcmd; + RPS *rps; + struct ls_rjt stat; + + if((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && + (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { + stat.un.b.lsRjtRsvd0 = 0; + stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; + stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; + stat.un.b.vendorUnique = 0; + lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); + } + + pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; + lp = (uint32_t *) pcmd->virt; + flag = (be32_to_cpu(*lp++) & 0xf); + rps = (RPS *) lp; + + if ((flag == 0) || + ((flag == 1) && (be32_to_cpu(rps->un.portNum) == 0)) || + ((flag == 2) && (memcmp(&rps->un.portName, &phba->fc_portname, + sizeof (struct lpfc_name)) == 0))) { + if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC))) { + lpfc_read_lnk_stat(phba, mbox); + mbox->context1 = + (void *)((unsigned long)cmdiocb->iocb.ulpContext); + mbox->context2 = ndlp; + mbox->mbox_cmpl = lpfc_els_rsp_rps_acc; + if (lpfc_sli_issue_mbox (phba, mbox, + (MBX_NOWAIT | MBX_STOP_IOCB)) != MBX_NOT_FINISHED) { + /* Mbox completion will send ELS Response */ + return 0; + } + mempool_free(mbox, phba->mbox_mem_pool); + } + } + stat.un.b.lsRjtRsvd0 = 0; + stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; + stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; + stat.un.b.vendorUnique = 0; + lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); + return 0; +} + +int +lpfc_els_rsp_rpl_acc(struct lpfc_hba * phba, uint16_t cmdsize, + struct lpfc_iocbq * oldiocb, struct lpfc_nodelist * ndlp) +{ IOCB_t *icmd; + IOCB_t *oldcmd; + RPL_RSP rpl_rsp; + struct lpfc_iocbq *elsiocb; struct lpfc_sli_ring *pring; struct lpfc_sli *psli; - RRQ *rrq; - uint32_t cmd, did; + uint8_t *pcmd; psli = &phba->sli; - pring = &psli->ring[LPFC_FCP_RING]; - icmd = &cmdiocb->iocb; - did = icmd->un.elsreq64.remoteID; + pring = &psli->ring[LPFC_ELS_RING]; /* ELS ring */ + + if ((elsiocb = + lpfc_prep_els_iocb(phba, 0, cmdsize, oldiocb->retry, + ndlp, ELS_CMD_ACC)) == 0) { + return 1; + } + icmd = &elsiocb->iocb; + oldcmd = &oldiocb->iocb; + icmd->ulpContext = oldcmd->ulpContext; /* Xri */ + + pcmd = (((struct lpfc_dmabuf *) elsiocb->context2)->virt); + *((uint32_t *) (pcmd)) = ELS_CMD_ACC; + pcmd += sizeof (uint16_t); + *((uint16_t *)(pcmd)) = be16_to_cpu(cmdsize); + pcmd += sizeof(uint16_t); + + /* Setup the RPL ACC payload */ + rpl_rsp.listLen = be32_to_cpu(1); + rpl_rsp.index = 0; + rpl_rsp.port_num_blk.portNum = 0; + rpl_rsp.port_num_blk.portID = be32_to_cpu(phba->fc_myDID); + memcpy(&rpl_rsp.port_num_blk.portName, &phba->fc_portname, + sizeof(struct lpfc_name)); + + memcpy(pcmd, &rpl_rsp, cmdsize - sizeof(uint32_t)); + + + /* Xmit ELS RPL ACC response tag <ulpIoTag> */ + lpfc_printf_log(phba, KERN_INFO, LOG_ELS, + "%d:0128 Xmit ELS RPL ACC response tag x%x " + "Data: x%x x%x x%x x%x x%x\n", + phba->brd_no, + elsiocb->iocb.ulpIoTag, + elsiocb->iocb.ulpContext, ndlp->nlp_DID, + ndlp->nlp_flag, ndlp->nlp_state, ndlp->nlp_rpi); + + elsiocb->iocb_cmpl = lpfc_cmpl_els_acc; + + phba->fc_stat.elsXmitACC++; + if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) { + lpfc_els_free_iocb(phba, elsiocb); + return 1; + } + return 0; +} + +static int +lpfc_els_rcv_rpl(struct lpfc_hba * phba, struct lpfc_iocbq * cmdiocb, + struct lpfc_nodelist * ndlp) +{ + struct lpfc_dmabuf *pcmd; + uint32_t *lp; + uint32_t maxsize; + uint16_t cmdsize; + RPL *rpl; + struct ls_rjt stat; + + if((ndlp->nlp_state != NLP_STE_UNMAPPED_NODE) && + (ndlp->nlp_state != NLP_STE_MAPPED_NODE)) { + stat.un.b.lsRjtRsvd0 = 0; + stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; + stat.un.b.lsRjtRsnCodeExp = LSEXP_CANT_GIVE_DATA; + stat.un.b.vendorUnique = 0; + lpfc_els_rsp_reject(phba, stat.un.lsRjtError, cmdiocb, ndlp); + } + pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; lp = (uint32_t *) pcmd->virt; + rpl = (RPL *) (lp + 1); - cmd = *lp++; - rrq = (RRQ *) lp; + maxsize = be32_to_cpu(rpl->maxsize); - /* RRQ received */ - /* Get oxid / rxid from payload and abort it */ - spin_lock_irq(phba->host->host_lock); - if ((rrq->SID == be32_to_cpu(phba->fc_myDID))) { - lpfc_sli_abort_iocb(phba, pring, 0, 0, rrq->Oxid, - LPFC_CTX_CTX); - } else { - lpfc_sli_abort_iocb(phba, pring, 0, 0, rrq->Rxid, - LPFC_CTX_CTX); + /* We support only one port */ + if ((rpl->index == 0) && + ((maxsize == 0) || + ((maxsize * sizeof(uint32_t)) >= sizeof(RPL_RSP)))) { + cmdsize = sizeof(uint32_t) + sizeof(RPL_RSP); } - - spin_unlock_irq(phba->host->host_lock); - /* ACCEPT the rrq request */ - lpfc_els_rsp_acc(phba, ELS_CMD_ACC, cmdiocb, ndlp, NULL, 0); + else { + cmdsize = sizeof(uint32_t) + maxsize * sizeof(uint32_t); + } + lpfc_els_rsp_rpl_acc(phba, cmdsize, cmdiocb, ndlp); return 0; } @@ -3201,10 +3403,6 @@ lpfc_els_unsol_event(struct lpfc_hba * phba, phba->fc_stat.elsRcvFAN++; lpfc_els_rcv_fan(phba, elsiocb, ndlp); break; - case ELS_CMD_RRQ: - phba->fc_stat.elsRcvRRQ++; - lpfc_els_rcv_rrq(phba, elsiocb, ndlp); - break; case ELS_CMD_PRLI: phba->fc_stat.elsRcvPRLI++; if (phba->hba_state < LPFC_DISC_AUTH) { @@ -3213,9 +3411,33 @@ lpfc_els_unsol_event(struct lpfc_hba * phba, } lpfc_disc_state_machine(phba, ndlp, elsiocb, NLP_EVT_RCV_PRLI); break; + case ELS_CMD_LIRR: + phba->fc_stat.elsRcvLIRR++; + lpfc_els_rcv_lirr(phba, elsiocb, ndlp); + if (newnode) { + mempool_free( ndlp, phba->nlp_mem_pool); + } + break; + case ELS_CMD_RPS: + phba->fc_stat.elsRcvRPS++; + lpfc_els_rcv_rps(phba, elsiocb, ndlp); + if (newnode) { + mempool_free( ndlp, phba->nlp_mem_pool); + } + break; + case ELS_CMD_RPL: + phba->fc_stat.elsRcvRPL++; + lpfc_els_rcv_rpl(phba, elsiocb, ndlp); + if (newnode) { + mempool_free( ndlp, phba->nlp_mem_pool); + } + break; case ELS_CMD_RNID: phba->fc_stat.elsRcvRNID++; lpfc_els_rcv_rnid(phba, elsiocb, ndlp); + if (newnode) { + mempool_free( ndlp, phba->nlp_mem_pool); + } break; default: /* Unsupported ELS command, reject */ diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 1ea565e0561f..e613dd07d2ad 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -454,10 +454,13 @@ struct serv_parm { /* Structure is in Big Endian format */ #define ELS_CMD_ADISC 0x52000000 #define ELS_CMD_FARP 0x54000000 #define ELS_CMD_FARPR 0x55000000 +#define ELS_CMD_RPS 0x56000000 +#define ELS_CMD_RPL 0x57000000 #define ELS_CMD_FAN 0x60000000 #define ELS_CMD_RSCN 0x61040000 #define ELS_CMD_SCR 0x62000000 #define ELS_CMD_RNID 0x78000000 +#define ELS_CMD_LIRR 0x7A000000 #else /* __LITTLE_ENDIAN_BITFIELD */ #define ELS_CMD_MASK 0xffff #define ELS_RSP_MASK 0xff @@ -486,10 +489,13 @@ struct serv_parm { /* Structure is in Big Endian format */ #define ELS_CMD_ADISC 0x52 #define ELS_CMD_FARP 0x54 #define ELS_CMD_FARPR 0x55 +#define ELS_CMD_RPS 0x56 +#define ELS_CMD_RPL 0x57 #define ELS_CMD_FAN 0x60 #define ELS_CMD_RSCN 0x0461 #define ELS_CMD_SCR 0x62 #define ELS_CMD_RNID 0x78 +#define ELS_CMD_LIRR 0x7A #endif /* @@ -758,12 +764,40 @@ typedef struct _RNID { /* Structure is in Big Endian format */ } un; } RNID; -typedef struct _RRQ { /* Structure is in Big Endian format */ - uint32_t SID; - uint16_t Oxid; - uint16_t Rxid; - uint8_t resv[32]; /* optional association hdr */ -} RRQ; +typedef struct _RPS { /* Structure is in Big Endian format */ + union { + uint32_t portNum; + struct lpfc_name portName; + } un; +} RPS; + +typedef struct _RPS_RSP { /* Structure is in Big Endian format */ + uint16_t rsvd1; + uint16_t portStatus; + uint32_t linkFailureCnt; + uint32_t lossSyncCnt; + uint32_t lossSignalCnt; + uint32_t primSeqErrCnt; + uint32_t invalidXmitWord; + uint32_t crcCnt; +} RPS_RSP; + +typedef struct _RPL { /* Structure is in Big Endian format */ + uint32_t maxsize; + uint32_t index; +} RPL; + +typedef struct _PORT_NUM_BLK { + uint32_t portNum; + uint32_t portID; + struct lpfc_name portName; +} PORT_NUM_BLK; + +typedef struct _RPL_RSP { /* Structure is in Big Endian format */ + uint32_t listLen; + uint32_t index; + PORT_NUM_BLK port_num_blk; +} RPL_RSP; /* This is used for RSCN command */ typedef struct _D_ID { /* Structure is in Big Endian format */ @@ -804,7 +838,6 @@ typedef struct _ELS_PKT { /* Structure is in Big Endian format */ FARP farp; /* Payload for FARP/ACC */ FAN fan; /* Payload for FAN */ SCR scr; /* Payload for SCR/ACC */ - RRQ rrq; /* Payload for RRQ */ RNID rnid; /* Payload for RNID */ uint8_t pad[128 - 4]; /* Pad out to payload of 128 bytes */ } un; diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index e3bc8d3f7302..6c4b21a32c7f 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -336,6 +336,23 @@ lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) return; } +/*************************************************/ +/* lpfc_read_lnk_stat Issue a READ LINK STATUS */ +/* mailbox command */ +/*************************************************/ +void +lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb) +{ + MAILBOX_t *mb; + + mb = &pmb->mb; + memset(pmb, 0, sizeof (LPFC_MBOXQ_t)); + + mb->mbxCommand = MBX_READ_LNK_STAT; + mb->mbxOwner = OWN_HOST; + return; +} + /********************************************/ /* lpfc_reg_login Issue a REG_LOGIN */ /* mailbox command */ |