From 86478875eb4d2e7108b914f8a5e53be260816d5c Mon Sep 17 00:00:00 2001 From: James Smart Date: Thu, 21 May 2015 13:55:21 -0400 Subject: [PATCH] lpfc: Add support for RDP ELS command. Signed-off-by: Dick Kennedy Signed-off-by: James Smart Reviewed-by: Hannes Reinecke Signed-off-by: James Bottomley --- drivers/scsi/lpfc/lpfc.h | 1 + drivers/scsi/lpfc/lpfc_crtn.h | 2 + drivers/scsi/lpfc/lpfc_els.c | 420 ++++++++++++++++++++++++++++++++++ drivers/scsi/lpfc/lpfc_hw.h | 169 ++++++++++++++ drivers/scsi/lpfc/lpfc_hw4.h | 201 ++++++++++++++++ drivers/scsi/lpfc/lpfc_mbox.c | 152 ++++++++++++ drivers/scsi/lpfc/lpfc_sli4.h | 10 + 7 files changed, 955 insertions(+) diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 3246d09d22ff..a5a56fa31e70 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -231,6 +231,7 @@ struct lpfc_stats { uint32_t elsRcvRTV; uint32_t elsRcvECHO; uint32_t elsRcvLCB; + uint32_t elsRcvRDP; uint32_t elsXmitFLOGI; uint32_t elsXmitFDISC; uint32_t elsXmitPLOGI; diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index 587e3e962f2b..b0e6fe46448d 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -498,3 +498,5 @@ bool lpfc_disable_oas_lun(struct lpfc_hba *, struct lpfc_name *, bool lpfc_find_next_oas_lun(struct lpfc_hba *, struct lpfc_name *, struct lpfc_name *, uint64_t *, struct lpfc_name *, struct lpfc_name *, uint64_t *, uint32_t *); +int lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox); +void lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb); diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 3975276d1155..724b61c7ae9e 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -4615,6 +4615,422 @@ lpfc_els_disc_plogi(struct lpfc_vport *vport) return sentplogi; } +void +lpfc_rdp_res_link_service(struct fc_rdp_link_service_desc *desc, + uint32_t word0) +{ + + desc->tag = cpu_to_be32(RDP_LINK_SERVICE_DESC_TAG); + desc->payload.els_req = word0; + desc->length = cpu_to_be32(sizeof(desc->payload)); +} + +void +lpfc_rdp_res_sfp_desc(struct fc_rdp_sfp_desc *desc, + uint8_t *page_a0, uint8_t *page_a2) +{ + uint16_t wavelength; + uint16_t temperature; + uint16_t rx_power; + uint16_t tx_bias; + uint16_t tx_power; + uint16_t vcc; + uint16_t flag = 0; + struct sff_trasnceiver_codes_byte4 *trasn_code_byte4; + struct sff_trasnceiver_codes_byte5 *trasn_code_byte5; + + desc->tag = cpu_to_be32(RDP_SFP_DESC_TAG); + + trasn_code_byte4 = (struct sff_trasnceiver_codes_byte4 *) + &page_a0[SSF_TRANSCEIVER_CODE_B4]; + trasn_code_byte5 = (struct sff_trasnceiver_codes_byte5 *) + &page_a0[SSF_TRANSCEIVER_CODE_B5]; + + if ((trasn_code_byte4->fc_sw_laser) || + (trasn_code_byte5->fc_sw_laser_sl) || + (trasn_code_byte5->fc_sw_laser_sn)) { /* check if its short WL */ + flag |= (SFP_FLAG_PT_SWLASER << SFP_FLAG_PT_SHIFT); + } else if (trasn_code_byte4->fc_lw_laser) { + wavelength = (page_a0[SSF_WAVELENGTH_B1] << 8) | + page_a0[SSF_WAVELENGTH_B0]; + if (wavelength == SFP_WAVELENGTH_LC1310) + flag |= SFP_FLAG_PT_LWLASER_LC1310 << SFP_FLAG_PT_SHIFT; + if (wavelength == SFP_WAVELENGTH_LL1550) + flag |= SFP_FLAG_PT_LWLASER_LL1550 << SFP_FLAG_PT_SHIFT; + } + /* check if its SFP+ */ + flag |= ((page_a0[SSF_IDENTIFIER] == SFF_PG0_IDENT_SFP) ? + SFP_FLAG_CT_SFP_PLUS : SFP_FLAG_CT_UNKNOWN) + << SFP_FLAG_CT_SHIFT; + + /* check if its OPTICAL */ + flag |= ((page_a0[SSF_CONNECTOR] == SFF_PG0_CONNECTOR_LC) ? + SFP_FLAG_IS_OPTICAL_PORT : 0) + << SFP_FLAG_IS_OPTICAL_SHIFT; + + temperature = (page_a2[SFF_TEMPERATURE_B1] << 8 | + page_a2[SFF_TEMPERATURE_B0]); + vcc = (page_a2[SFF_VCC_B1] << 8 | + page_a2[SFF_VCC_B0]); + tx_power = (page_a2[SFF_TXPOWER_B1] << 8 | + page_a2[SFF_TXPOWER_B0]); + tx_bias = (page_a2[SFF_TX_BIAS_CURRENT_B1] << 8 | + page_a2[SFF_TX_BIAS_CURRENT_B0]); + rx_power = (page_a2[SFF_RXPOWER_B1] << 8 | + page_a2[SFF_RXPOWER_B0]); + desc->sfp_info.temperature = cpu_to_be16(temperature); + desc->sfp_info.rx_power = cpu_to_be16(rx_power); + desc->sfp_info.tx_bias = cpu_to_be16(tx_bias); + desc->sfp_info.tx_power = cpu_to_be16(tx_power); + desc->sfp_info.vcc = cpu_to_be16(vcc); + + desc->sfp_info.flags = cpu_to_be16(flag); + desc->length = cpu_to_be32(sizeof(desc->sfp_info)); +} + +void +lpfc_rdp_res_link_error(struct fc_rdp_link_error_status_desc *desc, + READ_LNK_VAR *stat) +{ + uint32_t type; + + desc->tag = cpu_to_be32(RDP_LINK_ERROR_STATUS_DESC_TAG); + + type = VN_PT_PHY_PF_PORT << VN_PT_PHY_SHIFT; + + desc->info.port_type = cpu_to_be32(type); + + desc->info.link_status.link_failure_cnt = + cpu_to_be32(stat->linkFailureCnt); + desc->info.link_status.loss_of_synch_cnt = + cpu_to_be32(stat->lossSyncCnt); + desc->info.link_status.loss_of_signal_cnt = + cpu_to_be32(stat->lossSignalCnt); + desc->info.link_status.primitive_seq_proto_err = + cpu_to_be32(stat->primSeqErrCnt); + desc->info.link_status.invalid_trans_word = + cpu_to_be32(stat->invalidXmitWord); + desc->info.link_status.invalid_crc_cnt = cpu_to_be32(stat->crcCnt); + + desc->length = cpu_to_be32(sizeof(desc->info)); +} + +void +lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba) +{ + uint16_t rdp_cap = 0; + uint16_t rdp_speed; + + desc->tag = cpu_to_be32(RDP_PORT_SPEED_DESC_TAG); + + switch (phba->sli4_hba.link_state.speed) { + case LPFC_FC_LA_SPEED_1G: + rdp_speed = RDP_PS_1GB; + break; + case LPFC_FC_LA_SPEED_2G: + rdp_speed = RDP_PS_2GB; + break; + case LPFC_FC_LA_SPEED_4G: + rdp_speed = RDP_PS_4GB; + break; + case LPFC_FC_LA_SPEED_8G: + rdp_speed = RDP_PS_8GB; + break; + case LPFC_FC_LA_SPEED_10G: + rdp_speed = RDP_PS_10GB; + break; + case LPFC_FC_LA_SPEED_16G: + rdp_speed = RDP_PS_16GB; + break; + case LPFC_FC_LA_SPEED_32G: + rdp_speed = RDP_PS_32GB; + break; + default: + rdp_speed = RDP_PS_UNKNOWN; + break; + } + + desc->info.port_speed.speed = cpu_to_be16(rdp_speed); + + if (phba->lmt & LMT_16Gb) + rdp_cap |= RDP_PS_16GB; + if (phba->lmt & LMT_10Gb) + rdp_cap |= RDP_PS_10GB; + if (phba->lmt & LMT_8Gb) + rdp_cap |= RDP_PS_8GB; + if (phba->lmt & LMT_4Gb) + rdp_cap |= RDP_PS_4GB; + if (phba->lmt & LMT_2Gb) + rdp_cap |= RDP_PS_2GB; + if (phba->lmt & LMT_1Gb) + rdp_cap |= RDP_PS_1GB; + + if (rdp_cap == 0) + rdp_cap = RDP_CAP_UNKNOWN; + + desc->info.port_speed.capabilities = cpu_to_be16(rdp_cap); + desc->length = cpu_to_be32(sizeof(desc->info)); +} + +void +lpfc_rdp_res_diag_port_names(struct fc_rdp_port_name_desc *desc, + struct lpfc_hba *phba) +{ + + desc->tag = cpu_to_be32(RDP_PORT_NAMES_DESC_TAG); + + memcpy(desc->port_names.wwnn, phba->wwnn, + sizeof(desc->port_names.wwnn)); + + memcpy(desc->port_names.wwpn, &phba->wwpn, + sizeof(desc->port_names.wwpn)); + + desc->length = cpu_to_be32(sizeof(desc->port_names)); +} + +void +lpfc_rdp_res_attach_port_names(struct fc_rdp_port_name_desc *desc, + struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) +{ + + desc->tag = cpu_to_be32(RDP_PORT_NAMES_DESC_TAG); + if (vport->fc_flag & FC_FABRIC) { + memcpy(desc->port_names.wwnn, &vport->fabric_nodename, + sizeof(desc->port_names.wwnn)); + + memcpy(desc->port_names.wwpn, &vport->fabric_portname, + sizeof(desc->port_names.wwpn)); + } else { /* Point to Point */ + memcpy(desc->port_names.wwnn, &ndlp->nlp_nodename, + sizeof(desc->port_names.wwnn)); + + memcpy(desc->port_names.wwnn, &ndlp->nlp_portname, + sizeof(desc->port_names.wwpn)); + } + + desc->length = cpu_to_be32(sizeof(desc->port_names)); +} + +void +lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context, + int status) +{ + struct lpfc_nodelist *ndlp = rdp_context->ndlp; + struct lpfc_vport *vport = ndlp->vport; + struct lpfc_iocbq *elsiocb; + IOCB_t *icmd; + uint8_t *pcmd; + struct ls_rjt *stat; + struct fc_rdp_res_frame *rdp_res; + uint32_t cmdsize; + int rc; + + if (status != SUCCESS) + goto error; + cmdsize = sizeof(struct fc_rdp_res_frame); + + elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, + lpfc_max_els_tries, rdp_context->ndlp, + rdp_context->ndlp->nlp_DID, ELS_CMD_ACC); + lpfc_nlp_put(ndlp); + if (!elsiocb) + goto free_rdp_context; + + icmd = &elsiocb->iocb; + icmd->ulpContext = rdp_context->rx_id; + icmd->unsli3.rcvsli3.ox_id = rdp_context->ox_id; + + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, + "2171 Xmit RDP response tag x%x xri x%x, " + "did x%x, nlp_flag x%x, nlp_state x%x, rpi x%x", + elsiocb->iotag, elsiocb->iocb.ulpContext, + ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state, + ndlp->nlp_rpi); + rdp_res = (struct fc_rdp_res_frame *) + (((struct lpfc_dmabuf *) elsiocb->context2)->virt); + pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); + memset(pcmd, 0, sizeof(struct fc_rdp_res_frame)); + *((uint32_t *) (pcmd)) = ELS_CMD_ACC; + + /* For RDP payload */ + lpfc_rdp_res_link_service(&rdp_res->link_service_desc, ELS_CMD_RDP); + + lpfc_rdp_res_sfp_desc(&rdp_res->sfp_desc, + rdp_context->page_a0, rdp_context->page_a2); + lpfc_rdp_res_speed(&rdp_res->portspeed_desc, phba); + lpfc_rdp_res_link_error(&rdp_res->link_error_desc, + &rdp_context->link_stat); + lpfc_rdp_res_diag_port_names(&rdp_res->diag_port_names_desc, phba); + lpfc_rdp_res_attach_port_names(&rdp_res->attached_port_names_desc, + vport, ndlp); + rdp_res->length = cpu_to_be32(RDP_DESC_PAYLOAD_SIZE); + + elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; + + phba->fc_stat.elsXmitACC++; + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); + if (rc == IOCB_ERROR) + lpfc_els_free_iocb(phba, elsiocb); + + kfree(rdp_context); + + return; +error: + cmdsize = 2 * sizeof(uint32_t); + elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize, lpfc_max_els_tries, + ndlp, ndlp->nlp_DID, ELS_CMD_LS_RJT); + lpfc_nlp_put(ndlp); + if (!elsiocb) + goto free_rdp_context; + + icmd = &elsiocb->iocb; + icmd->ulpContext = rdp_context->rx_id; + icmd->unsli3.rcvsli3.ox_id = rdp_context->ox_id; + pcmd = (uint8_t *) (((struct lpfc_dmabuf *) elsiocb->context2)->virt); + + *((uint32_t *) (pcmd)) = ELS_CMD_LS_RJT; + stat = (struct ls_rjt *)(pcmd + sizeof(uint32_t)); + stat->un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC; + + phba->fc_stat.elsXmitLSRJT++; + elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp; + rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0); + + if (rc == IOCB_ERROR) + lpfc_els_free_iocb(phba, elsiocb); +free_rdp_context: + kfree(rdp_context); +} + +int +lpfc_get_rdp_info(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context) +{ + LPFC_MBOXQ_t *mbox = NULL; + int rc; + + mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); + if (!mbox) { + lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX | LOG_ELS, + "7105 failed to allocate mailbox memory"); + return 1; + } + + if (lpfc_sli4_dump_page_a0(phba, mbox)) + goto prep_mbox_fail; + mbox->vport = rdp_context->ndlp->vport; + mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a0; + mbox->context2 = (struct lpfc_rdp_context *) rdp_context; + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) + goto issue_mbox_fail; + + return 0; + +prep_mbox_fail: +issue_mbox_fail: + mempool_free(mbox, phba->mbox_mem_pool); + return 1; +} + +/* + * lpfc_els_rcv_rdp - Process an unsolicited RDP ELS. + * @vport: pointer to a host virtual N_Port data structure. + * @cmdiocb: pointer to lpfc command iocb data structure. + * @ndlp: pointer to a node-list data structure. + * + * This routine processes an unsolicited RDP(Read Diagnostic Parameters) + * IOCB. First, the payload of the unsolicited RDP is checked. + * Then it will (1) send MBX_DUMP_MEMORY, Embedded DMP_LMSD sub command TYPE-3 + * for Page A0, (2) send MBX_DUMP_MEMORY, DMP_LMSD for Page A2, + * (3) send MBX_READ_LNK_STAT to get link stat, (4) Call lpfc_els_rdp_cmpl + * gather all data and send RDP response. + * + * Return code + * 0 - Sent the acc response + * 1 - Sent the reject response. + */ +static int +lpfc_els_rcv_rdp(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, + struct lpfc_nodelist *ndlp) +{ + struct lpfc_hba *phba = vport->phba; + struct lpfc_dmabuf *pcmd; + uint8_t rjt_err, rjt_expl = LSEXP_NOTHING_MORE; + struct fc_rdp_req_frame *rdp_req; + struct lpfc_rdp_context *rdp_context; + IOCB_t *cmd = NULL; + struct ls_rjt stat; + + if (phba->sli_rev < LPFC_SLI_REV4 || + (bf_get(lpfc_sli_intf_if_type, + &phba->sli4_hba.sli_intf) != + LPFC_SLI_INTF_IF_TYPE_2)) { + rjt_err = LSRJT_UNABLE_TPC; + rjt_expl = LSEXP_REQ_UNSUPPORTED; + goto error; + } + + if (phba->sli_rev < LPFC_SLI_REV4 || (phba->hba_flag & HBA_FCOE_MODE)) { + rjt_err = LSRJT_UNABLE_TPC; + rjt_expl = LSEXP_REQ_UNSUPPORTED; + goto error; + } + + pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; + rdp_req = (struct fc_rdp_req_frame *) pcmd->virt; + + + lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS, + "2422 ELS RDP Request " + "dec len %d tag x%x port_id %d len %d\n", + be32_to_cpu(rdp_req->rdp_des_length), + be32_to_cpu(rdp_req->nport_id_desc.tag), + be32_to_cpu(rdp_req->nport_id_desc.nport_id), + be32_to_cpu(rdp_req->nport_id_desc.length)); + + if (sizeof(struct fc_rdp_nport_desc) != + be32_to_cpu(rdp_req->rdp_des_length)) + goto rjt_logerr; + if (RDP_N_PORT_DESC_TAG != be32_to_cpu(rdp_req->nport_id_desc.tag)) + goto rjt_logerr; + if (RDP_NPORT_ID_SIZE != + be32_to_cpu(rdp_req->nport_id_desc.length)) + goto rjt_logerr; + rdp_context = kmalloc(sizeof(struct lpfc_rdp_context), GFP_KERNEL); + if (!rdp_context) { + rjt_err = LSRJT_UNABLE_TPC; + goto error; + } + + memset(rdp_context, 0, sizeof(struct lpfc_rdp_context)); + cmd = &cmdiocb->iocb; + rdp_context->ndlp = lpfc_nlp_get(ndlp); + rdp_context->ox_id = cmd->unsli3.rcvsli3.ox_id; + rdp_context->rx_id = cmd->ulpContext; + rdp_context->cmpl = lpfc_els_rdp_cmpl; + if (lpfc_get_rdp_info(phba, rdp_context)) { + lpfc_printf_vlog(ndlp->vport, KERN_WARNING, LOG_ELS, + "2423 Unable to send mailbox"); + kfree(rdp_context); + rjt_err = LSRJT_UNABLE_TPC; + lpfc_nlp_put(ndlp); + goto error; + } + + return 0; + +rjt_logerr: + rjt_err = LSRJT_LOGICAL_ERR; + +error: + memset(&stat, 0, sizeof(stat)); + stat.un.b.lsRjtRsnCode = rjt_err; + stat.un.b.lsRjtRsnCodeExp = rjt_expl; + lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp, NULL); + return 1; +} + + static void lpfc_els_lcb_rsp(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { @@ -7052,6 +7468,10 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, phba->fc_stat.elsRcvLCB++; lpfc_els_rcv_lcb(vport, elsiocb, ndlp); break; + case ELS_CMD_RDP: + phba->fc_stat.elsRcvRDP++; + lpfc_els_rcv_rdp(vport, elsiocb, ndlp); + break; case ELS_CMD_RSCN: phba->fc_stat.elsRcvRSCN++; lpfc_els_rcv_rscn(vport, elsiocb, ndlp); diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 6ad0a6fac9ae..892c5257d87c 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -543,6 +543,7 @@ struct fc_vft_header { #define ELS_CMD_TEST 0x11000000 #define ELS_CMD_RRQ 0x12000000 #define ELS_CMD_REC 0x13000000 +#define ELS_CMD_RDP 0x18000000 #define ELS_CMD_PRLI 0x20100014 #define ELS_CMD_PRLO 0x21100014 #define ELS_CMD_PRLO_ACC 0x02100014 @@ -581,6 +582,7 @@ struct fc_vft_header { #define ELS_CMD_TEST 0x11 #define ELS_CMD_RRQ 0x12 #define ELS_CMD_REC 0x13 +#define ELS_CMD_RDP 0x18 #define ELS_CMD_PRLI 0x14001020 #define ELS_CMD_PRLO 0x14001021 #define ELS_CMD_PRLO_ACC 0x14001002 @@ -1042,6 +1044,168 @@ struct fc_lcb_res_frame { uint16_t lcb_duration; /* LCB Payload Word 2, bit 15:0 */ }; +/* + * Read Diagnostic Parameters (RDP) ELS frame. + */ +#define SFF_PG0_IDENT_SFP 0x3 + +#define SFP_FLAG_PT_OPTICAL 0x0 +#define SFP_FLAG_PT_SWLASER 0x01 +#define SFP_FLAG_PT_LWLASER_LC1310 0x02 +#define SFP_FLAG_PT_LWLASER_LL1550 0x03 +#define SFP_FLAG_PT_MASK 0x0F +#define SFP_FLAG_PT_SHIFT 0 + +#define SFP_FLAG_IS_OPTICAL_PORT 0x01 +#define SFP_FLAG_IS_OPTICAL_MASK 0x010 +#define SFP_FLAG_IS_OPTICAL_SHIFT 4 + +#define SFP_FLAG_IS_DESC_VALID 0x01 +#define SFP_FLAG_IS_DESC_VALID_MASK 0x020 +#define SFP_FLAG_IS_DESC_VALID_SHIFT 5 + +#define SFP_FLAG_CT_UNKNOWN 0x0 +#define SFP_FLAG_CT_SFP_PLUS 0x01 +#define SFP_FLAG_CT_MASK 0x3C +#define SFP_FLAG_CT_SHIFT 6 + +struct fc_rdp_port_name_info { + uint8_t wwnn[8]; + uint8_t wwpn[8]; +}; + + +/* + * Link Error Status Block Structure (FC-FS-3) for RDP + * This similar to RPS ELS + */ +struct fc_link_status { + uint32_t link_failure_cnt; + uint32_t loss_of_synch_cnt; + uint32_t loss_of_signal_cnt; + uint32_t primitive_seq_proto_err; + uint32_t invalid_trans_word; + uint32_t invalid_crc_cnt; + +}; + +#define RDP_PORT_NAMES_DESC_TAG 0x00010003 +struct fc_rdp_port_name_desc { + uint32_t tag; /* 0001 0003h */ + uint32_t length; /* set to size of payload struct */ + struct fc_rdp_port_name_info port_names; +}; + + +struct fc_rdp_link_error_status_payload_info { + struct fc_link_status link_status; /* 24 bytes */ + uint32_t port_type; /* bits 31-30 only */ +}; + +#define RDP_LINK_ERROR_STATUS_DESC_TAG 0x00010002 +struct fc_rdp_link_error_status_desc { + uint32_t tag; /* 0001 0002h */ + uint32_t length; /* set to size of payload struct */ + struct fc_rdp_link_error_status_payload_info info; +}; + +#define VN_PT_PHY_UNKNOWN 0x00 +#define VN_PT_PHY_PF_PORT 0x01 +#define VN_PT_PHY_ETH_MAC 0x10 +#define VN_PT_PHY_SHIFT 30 + +#define RDP_PS_1GB 0x8000 +#define RDP_PS_2GB 0x4000 +#define RDP_PS_4GB 0x2000 +#define RDP_PS_10GB 0x1000 +#define RDP_PS_8GB 0x0800 +#define RDP_PS_16GB 0x0400 +#define RDP_PS_32GB 0x0200 + +#define RDP_CAP_UNKNOWN 0x0001 +#define RDP_PS_UNKNOWN 0x0002 +#define RDP_PS_NOT_ESTABLISHED 0x0001 + +struct fc_rdp_port_speed { + uint16_t capabilities; + uint16_t speed; +}; + +struct fc_rdp_port_speed_info { + struct fc_rdp_port_speed port_speed; +}; + +#define RDP_PORT_SPEED_DESC_TAG 0x00010001 +struct fc_rdp_port_speed_desc { + uint32_t tag; /* 00010001h */ + uint32_t length; /* set to size of payload struct */ + struct fc_rdp_port_speed_info info; +}; + +#define RDP_NPORT_ID_SIZE 4 +#define RDP_N_PORT_DESC_TAG 0x00000003 +struct fc_rdp_nport_desc { + uint32_t tag; /* 0000 0003h, big endian */ + uint32_t length; /* size of RDP_N_PORT_ID struct */ + uint32_t nport_id : 12; + uint32_t reserved : 8; +}; + + +struct fc_rdp_link_service_info { + uint32_t els_req; /* Request payload word 0 value.*/ +}; + +#define RDP_LINK_SERVICE_DESC_TAG 0x00000001 +struct fc_rdp_link_service_desc { + uint32_t tag; /* Descriptor tag 1 */ + uint32_t length; /* set to size of payload struct. */ + struct fc_rdp_link_service_info payload; + /* must be ELS req Word 0(0x18) */ +}; + +struct fc_rdp_sfp_info { + uint16_t temperature; + uint16_t vcc; + uint16_t tx_bias; + uint16_t tx_power; + uint16_t rx_power; + uint16_t flags; +}; + +#define RDP_SFP_DESC_TAG 0x00010000 +struct fc_rdp_sfp_desc { + uint32_t tag; + uint32_t length; /* set to size of sfp_info struct */ + struct fc_rdp_sfp_info sfp_info; +}; + +struct fc_rdp_req_frame { + uint32_t rdp_command; /* ELS command opcode (0x18)*/ + uint32_t rdp_des_length; /* RDP Payload Word 1 */ + struct fc_rdp_nport_desc nport_id_desc; /* RDP Payload Word 2 - 4 */ +}; + + +struct fc_rdp_res_frame { + uint32_t reply_sequence; /* FC word0 LS_ACC or LS_RJT */ + uint32_t length; /* FC Word 1 */ + struct fc_rdp_link_service_desc link_service_desc; /* Word 2 -4 */ + struct fc_rdp_sfp_desc sfp_desc; /* Word 5 -9 */ + struct fc_rdp_port_speed_desc portspeed_desc; /* Word 10-12 */ + struct fc_rdp_link_error_status_desc link_error_desc; /* Word 13-21 */ + struct fc_rdp_port_name_desc diag_port_names_desc; /* Word 22-27 */ + struct fc_rdp_port_name_desc attached_port_names_desc;/* Word 28-33 */ +}; + + +#define RDP_DESC_PAYLOAD_SIZE (sizeof(struct fc_rdp_link_service_desc) \ + + sizeof(struct fc_rdp_sfp_desc) \ + + sizeof(struct fc_rdp_port_speed_desc) \ + + sizeof(struct fc_rdp_link_error_status_desc) \ + + (sizeof(struct fc_rdp_port_name_desc) * 2)) + + /******** FDMI ********/ /* lpfc_sli_ct_request defines the CT_IU preamble for FDMI commands */ @@ -1618,6 +1782,11 @@ typedef struct { /* FireFly BIU registers */ #define TEMPERATURE_OFFSET 0xB0 /* Slim offset for critical temperature event */ +/* + * return code Fail + */ +#define FAILURE 1 + /* * Begin Structure Definitions for Mailbox Commands */ diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h index 9f2bfcc79426..7cc7bec31bfe 100644 --- a/drivers/scsi/lpfc/lpfc_hw4.h +++ b/drivers/scsi/lpfc/lpfc_hw4.h @@ -2455,6 +2455,205 @@ struct lpfc_mbx_supp_pages { #define LPFC_SLI4_PARAMETERS 2 }; +struct lpfc_mbx_memory_dump_type3 { + uint32_t word1; +#define lpfc_mbx_memory_dump_type3_type_SHIFT 0 +#define lpfc_mbx_memory_dump_type3_type_MASK 0x0000000f +#define lpfc_mbx_memory_dump_type3_type_WORD word1 +#define lpfc_mbx_memory_dump_type3_link_SHIFT 24 +#define lpfc_mbx_memory_dump_type3_link_MASK 0x000000ff +#define lpfc_mbx_memory_dump_type3_link_WORD word1 + uint32_t word2; +#define lpfc_mbx_memory_dump_type3_page_no_SHIFT 0 +#define lpfc_mbx_memory_dump_type3_page_no_MASK 0x0000ffff +#define lpfc_mbx_memory_dump_type3_page_no_WORD word2 +#define lpfc_mbx_memory_dump_type3_offset_SHIFT 16 +#define lpfc_mbx_memory_dump_type3_offset_MASK 0x0000ffff +#define lpfc_mbx_memory_dump_type3_offset_WORD word2 + uint32_t word3; +#define lpfc_mbx_memory_dump_type3_length_SHIFT 0 +#define lpfc_mbx_memory_dump_type3_length_MASK 0x00ffffff +#define lpfc_mbx_memory_dump_type3_length_WORD word3 + uint32_t addr_lo; + uint32_t addr_hi; + uint32_t return_len; +}; + +#define DMP_PAGE_A0 0xa0 +#define DMP_PAGE_A2 0xa2 +#define DMP_SFF_PAGE_A0_SIZE 256 +#define DMP_SFF_PAGE_A2_SIZE 256 + +#define SFP_WAVELENGTH_LC1310 1310 +#define SFP_WAVELENGTH_LL1550 1550 + + +/* + * * SFF-8472 TABLE 3.4 + * */ +#define SFF_PG0_CONNECTOR_UNKNOWN 0x00 /* Unknown */ +#define SFF_PG0_CONNECTOR_SC 0x01 /* SC */ +#define SFF_PG0_CONNECTOR_FC_COPPER1 0x02 /* FC style 1 copper connector */ +#define SFF_PG0_CONNECTOR_FC_COPPER2 0x03 /* FC style 2 copper connector */ +#define SFF_PG0_CONNECTOR_BNC 0x04 /* BNC / TNC */ +#define SFF_PG0_CONNECTOR__FC_COAX 0x05 /* FC coaxial headers */ +#define SFF_PG0_CONNECTOR_FIBERJACK 0x06 /* FiberJack */ +#define SFF_PG0_CONNECTOR_LC 0x07 /* LC */ +#define SFF_PG0_CONNECTOR_MT 0x08 /* MT - RJ */ +#define SFF_PG0_CONNECTOR_MU 0x09 /* MU */ +#define SFF_PG0_CONNECTOR_SF 0x0A /* SG */ +#define SFF_PG0_CONNECTOR_OPTICAL_PIGTAIL 0x0B /* Optical pigtail */ +#define SFF_PG0_CONNECTOR_OPTICAL_PARALLEL 0x0C /* MPO Parallel Optic */ +#define SFF_PG0_CONNECTOR_HSSDC_II 0x20 /* HSSDC II */ +#define SFF_PG0_CONNECTOR_COPPER_PIGTAIL 0x21 /* Copper pigtail */ +#define SFF_PG0_CONNECTOR_RJ45 0x22 /* RJ45 */ + +/* SFF-8472 Table 3.1 Diagnostics: Data Fields Address/Page A0 */ + +#define SSF_IDENTIFIER 0 +#define SSF_EXT_IDENTIFIER 1 +#define SSF_CONNECTOR 2 +#define SSF_TRANSCEIVER_CODE_B0 3 +#define SSF_TRANSCEIVER_CODE_B1 4 +#define SSF_TRANSCEIVER_CODE_B2 5 +#define SSF_TRANSCEIVER_CODE_B3 6 +#define SSF_TRANSCEIVER_CODE_B4 7 +#define SSF_TRANSCEIVER_CODE_B5 8 +#define SSF_TRANSCEIVER_CODE_B6 9 +#define SSF_TRANSCEIVER_CODE_B7 10 +#define SSF_ENCODING 11 +#define SSF_BR_NOMINAL 12 +#define SSF_RATE_IDENTIFIER 13 +#define SSF_LENGTH_9UM_KM 14 +#define SSF_LENGTH_9UM 15 +#define SSF_LENGTH_50UM_OM2 16 +#define SSF_LENGTH_62UM_OM1 17 +#define SFF_LENGTH_COPPER 18 +#define SSF_LENGTH_50UM_OM3 19 +#define SSF_VENDOR_NAME 20 +#define SSF_VENDOR_OUI 36 +#define SSF_VENDOR_PN 40 +#define SSF_VENDOR_REV 56 +#define SSF_WAVELENGTH_B1 60 +#define SSF_WAVELENGTH_B0 61 +#define SSF_CC_BASE 63 +#define SSF_OPTIONS_B1 64 +#define SSF_OPTIONS_B0 65 +#define SSF_BR_MAX 66 +#define SSF_BR_MIN 67 +#define SSF_VENDOR_SN 68 +#define SSF_DATE_CODE 84 +#define SSF_MONITORING_TYPEDIAGNOSTIC 92 +#define SSF_ENHANCED_OPTIONS 93 +#define SFF_8472_COMPLIANCE 94 +#define SSF_CC_EXT 95 +#define SSF_A0_VENDOR_SPECIFIC 96 + +/* SFF-8472 Table 3.1a Diagnostics: Data Fields Address/Page A2 */ + +#define SSF_AW_THRESHOLDS 0 +#define SSF_EXT_CAL_CONSTANTS 56 +#define SSF_CC_DMI 95 +#define SFF_TEMPERATURE_B1 96 +#define SFF_TEMPERATURE_B0 97 +#define SFF_VCC_B1 98 +#define SFF_VCC_B0 99 +#define SFF_TX_BIAS_CURRENT_B1 100 +#define SFF_TX_BIAS_CURRENT_B0 101 +#define SFF_TXPOWER_B1 102 +#define SFF_TXPOWER_B0 103 +#define SFF_RXPOWER_B1 104 +#define SFF_RXPOWER_B0 105 +#define SSF_STATUS_CONTROL 110 +#define SSF_ALARM_FLAGS_B1 112 +#define SSF_ALARM_FLAGS_B0 113 +#define SSF_WARNING_FLAGS_B1 116 +#define SSF_WARNING_FLAGS_B0 117 +#define SSF_EXT_TATUS_CONTROL_B1 118 +#define SSF_EXT_TATUS_CONTROL_B0 119 +#define SSF_A2_VENDOR_SPECIFIC 120 +#define SSF_USER_EEPROM 128 +#define SSF_VENDOR_CONTROL 148 + + +/* + * Tranceiver codes Fibre Channel SFF-8472 + * Table 3.5. + */ + +struct sff_trasnceiver_codes_byte0 { + uint8_t inifiband:4; + uint8_t teng_ethernet:4; +}; + +struct sff_trasnceiver_codes_byte1 { + uint8_t sonet:6; + uint8_t escon:2; +}; + +struct sff_trasnceiver_codes_byte2 { + uint8_t soNet:8; +}; + +struct sff_trasnceiver_codes_byte3 { + uint8_t ethernet:8; +}; + +struct sff_trasnceiver_codes_byte4 { + uint8_t fc_el_lo:1; + uint8_t fc_lw_laser:1; + uint8_t fc_sw_laser:1; + uint8_t fc_md_distance:1; + uint8_t fc_lg_distance:1; + uint8_t fc_int_distance:1; + uint8_t fc_short_distance:1; + uint8_t fc_vld_distance:1; +}; + +struct sff_trasnceiver_codes_byte5 { + uint8_t reserved1:1; + uint8_t reserved2:1; + uint8_t fc_sfp_active:1; /* Active cable */ + uint8_t fc_sfp_passive:1; /* Passive cable */ + uint8_t fc_lw_laser:1; /* Longwave laser */ + uint8_t fc_sw_laser_sl:1; + uint8_t fc_sw_laser_sn:1; + uint8_t fc_el_hi:1; /* Electrical enclosure high bit */ +}; + +struct sff_trasnceiver_codes_byte6 { + uint8_t fc_tm_sm:1; /* Single Mode */ + uint8_t reserved:1; + uint8_t fc_tm_m6:1; /* Multimode, 62.5um (M6) */ + uint8_t fc_tm_tv:1; /* Video Coax (TV) */ + uint8_t fc_tm_mi:1; /* Miniature Coax (MI) */ + uint8_t fc_tm_tp:1; /* Twisted Pair (TP) */ + uint8_t fc_tm_tw:1; /* Twin Axial Pair */ +}; + +struct sff_trasnceiver_codes_byte7 { + uint8_t fc_sp_100MB:1; /* 100 MB/sec */ + uint8_t reserve:1; + uint8_t fc_sp_200mb:1; /* 200 MB/sec */ + uint8_t fc_sp_3200MB:1; /* 3200 MB/sec */ + uint8_t fc_sp_400MB:1; /* 400 MB/sec */ + uint8_t fc_sp_1600MB:1; /* 1600 MB/sec */ + uint8_t fc_sp_800MB:1; /* 800 MB/sec */ + uint8_t fc_sp_1200MB:1; /* 1200 MB/sec */ +}; + +/* User writable non-volatile memory, SFF-8472 Table 3.20 */ +struct user_eeprom { + uint8_t vendor_name[16]; + uint8_t vendor_oui[3]; + uint8_t vendor_pn[816]; + uint8_t vendor_rev[4]; + uint8_t vendor_sn[16]; + uint8_t datecode[6]; + uint8_t lot_code[2]; + uint8_t reserved191[57]; +}; + struct lpfc_mbx_pc_sli4_params { uint32_t word1; #define qs_SHIFT 0 @@ -3054,6 +3253,7 @@ struct lpfc_mqe { struct lpfc_mbx_get_prof_cfg get_prof_cfg; struct lpfc_mbx_wr_object wr_object; struct lpfc_mbx_get_port_name get_port_name; + struct lpfc_mbx_memory_dump_type3 mem_dump_type3; struct lpfc_mbx_nop nop; } un; }; @@ -3199,6 +3399,7 @@ struct lpfc_acqe_fc_la { #define LPFC_FC_LA_SPEED_8G 0x8 #define LPFC_FC_LA_SPEED_10G 0xA #define LPFC_FC_LA_SPEED_16G 0x10 +#define LPFC_FC_LA_SPEED_32G 0x20 #define lpfc_acqe_fc_la_topology_SHIFT 16 #define lpfc_acqe_fc_la_topology_MASK 0x000000FF #define lpfc_acqe_fc_la_topology_WORD word0 diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c index 816f596cda60..eb627724417e 100644 --- a/drivers/scsi/lpfc/lpfc_mbox.c +++ b/drivers/scsi/lpfc/lpfc_mbox.c @@ -2255,6 +2255,158 @@ lpfc_sli4_dump_cfg_rg23(struct lpfc_hba *phba, struct lpfcMboxq *mbox) return 0; } +void +lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq) +{ + MAILBOX_t *mb; + int rc = FAILURE; + struct lpfc_rdp_context *rdp_context = + (struct lpfc_rdp_context *)(mboxq->context2); + + mb = &mboxq->u.mb; + if (mb->mbxStatus) + goto mbx_failed; + + memcpy(&rdp_context->link_stat, &mb->un.varRdLnk, sizeof(READ_LNK_VAR)); + + rc = SUCCESS; + +mbx_failed: + lpfc_sli4_mbox_cmd_free(phba, mboxq); + rdp_context->cmpl(phba, rdp_context, rc); +} + +void +lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) +{ + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) mbox->context1; + struct lpfc_rdp_context *rdp_context = + (struct lpfc_rdp_context *)(mbox->context2); + + if (bf_get(lpfc_mqe_status, &mbox->u.mqe)) + goto error; + + lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a2, + DMP_SFF_PAGE_A2_SIZE); + + /* We don't need dma buffer for link stat. */ + lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + + memset(mbox, 0, sizeof(*mbox)); + lpfc_read_lnk_stat(phba, mbox); + mbox->vport = rdp_context->ndlp->vport; + mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_link_stat; + mbox->context2 = (struct lpfc_rdp_context *) rdp_context; + if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) == MBX_NOT_FINISHED) + goto error; + + return; + +error: + lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + lpfc_sli4_mbox_cmd_free(phba, mbox); + rdp_context->cmpl(phba, rdp_context, FAILURE); +} + +void +lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox) +{ + int rc; + struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (mbox->context1); + struct lpfc_rdp_context *rdp_context = + (struct lpfc_rdp_context *)(mbox->context2); + + if (bf_get(lpfc_mqe_status, &mbox->u.mqe)) + goto error; + + lpfc_sli_bemem_bcopy(mp->virt, &rdp_context->page_a0, + DMP_SFF_PAGE_A0_SIZE); + + memset(mbox, 0, sizeof(*mbox)); + + memset(mp->virt, 0, DMP_SFF_PAGE_A2_SIZE); + INIT_LIST_HEAD(&mp->list); + + /* save address for completion */ + mbox->context1 = mp; + mbox->vport = rdp_context->ndlp->vport; + + bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY); + bf_set(lpfc_mbx_memory_dump_type3_type, + &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD); + bf_set(lpfc_mbx_memory_dump_type3_link, + &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port); + bf_set(lpfc_mbx_memory_dump_type3_page_no, + &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A2); + bf_set(lpfc_mbx_memory_dump_type3_length, + &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A2_SIZE); + mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys); + mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys); + + mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a2; + mbox->context2 = (struct lpfc_rdp_context *) rdp_context; + rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT); + if (rc == MBX_NOT_FINISHED) + goto error; + + return; + +error: + lpfc_mbuf_free(phba, mp->virt, mp->phys); + kfree(mp); + lpfc_sli4_mbox_cmd_free(phba, mbox); + rdp_context->cmpl(phba, rdp_context, FAILURE); +} + + +/* + * lpfc_sli4_dump_sfp_pagea0 - Dump sli4 read SFP Diagnostic. + * @phba: pointer to the hba structure containing. + * @mbox: pointer to lpfc mbox command to initialize. + * + * This function create a SLI4 dump mailbox command to dump configure + * type 3 page 0xA0. + */ +int +lpfc_sli4_dump_page_a0(struct lpfc_hba *phba, struct lpfcMboxq *mbox) +{ + struct lpfc_dmabuf *mp = NULL; + + memset(mbox, 0, sizeof(*mbox)); + + mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL); + if (mp) + mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys); + if (!mp || !mp->virt) { + kfree(mp); + lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX, + "3569 dump type 3 page 0xA0 allocation failed\n"); + return 1; + } + + memset(mp->virt, 0, LPFC_BPL_SIZE); + INIT_LIST_HEAD(&mp->list); + + bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_DUMP_MEMORY); + /* save address for completion */ + mbox->context1 = mp; + + bf_set(lpfc_mbx_memory_dump_type3_type, + &mbox->u.mqe.un.mem_dump_type3, DMP_LMSD); + bf_set(lpfc_mbx_memory_dump_type3_link, + &mbox->u.mqe.un.mem_dump_type3, phba->sli4_hba.physical_port); + bf_set(lpfc_mbx_memory_dump_type3_page_no, + &mbox->u.mqe.un.mem_dump_type3, DMP_PAGE_A0); + bf_set(lpfc_mbx_memory_dump_type3_length, + &mbox->u.mqe.un.mem_dump_type3, DMP_SFF_PAGE_A0_SIZE); + mbox->u.mqe.un.mem_dump_type3.addr_lo = putPaddrLow(mp->phys); + mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys); + + return 0; +} + /** * lpfc_reg_fcfi - Initialize the REG_FCFI mailbox command * @phba: pointer to the hba structure containing the FCF index and RQ ID. diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h index 2ce6cb58fa8d..d1a5b057c6f3 100644 --- a/drivers/scsi/lpfc/lpfc_sli4.h +++ b/drivers/scsi/lpfc/lpfc_sli4.h @@ -652,6 +652,16 @@ struct lpfc_rsrc_blks { uint16_t rsrc_used; }; +struct lpfc_rdp_context { + struct lpfc_nodelist *ndlp; + uint16_t ox_id; + uint16_t rx_id; + READ_LNK_VAR link_stat; + uint8_t page_a0[DMP_SFF_PAGE_A0_SIZE]; + uint8_t page_a2[DMP_SFF_PAGE_A2_SIZE]; + void (*cmpl)(struct lpfc_hba *, struct lpfc_rdp_context*, int); +}; + struct lpfc_lcb_context { uint8_t sub_command; uint8_t type;