From: James Smart Date: Fri, 5 Dec 2008 03:38:46 +0000 (-0500) Subject: [SCSI] lpfc 8.3.0 : Rework RSCN netlink event to send entire RSCN payload X-Git-Tag: v2.6.29-rc1~555^2~53 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=ddcc50f0f3538e4771c8ab9e8ec685a22c90d88c;p=linux-2.6-omap-h63xx.git [SCSI] lpfc 8.3.0 : Rework RSCN netlink event to send entire RSCN payload Rework RSCN netlink event to send entire RSCN payload Also replaces (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX) with LPFC_NL_VENDOR_ID Signed-off-by: James Smart Signed-off-by: James Bottomley --- diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 630bd28fb99..50c2faa50f0 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -3886,6 +3886,49 @@ lpfc_rscn_recovery_check(struct lpfc_vport *vport) return 0; } +/** + * lpfc_send_rscn_event: Send an RSCN event to management application. + * @vport: pointer to a host virtual N_Port data structure. + * @cmdiocb: pointer to lpfc command iocb data structure. + * + * lpfc_send_rscn_event sends an RSCN netlink event to management + * applications. + */ +static void +lpfc_send_rscn_event(struct lpfc_vport *vport, + struct lpfc_iocbq *cmdiocb) +{ + struct lpfc_dmabuf *pcmd; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); + uint32_t *payload_ptr; + uint32_t payload_len; + struct lpfc_rscn_event_header *rscn_event_data; + + pcmd = (struct lpfc_dmabuf *) cmdiocb->context2; + payload_ptr = (uint32_t *) pcmd->virt; + payload_len = be32_to_cpu(*payload_ptr & ~ELS_CMD_MASK); + + rscn_event_data = kmalloc(sizeof(struct lpfc_rscn_event_header) + + payload_len, GFP_KERNEL); + if (!rscn_event_data) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, + "0147 Failed to allocate memory for RSCN event\n"); + return; + } + rscn_event_data->event_type = FC_REG_RSCN_EVENT; + rscn_event_data->payload_length = payload_len; + memcpy(rscn_event_data->rscn_payload, payload_ptr, + payload_len); + + fc_host_post_vendor_event(shost, + fc_get_event_number(), + sizeof(struct lpfc_els_event_header) + payload_len, + (char *)rscn_event_data, + LPFC_NL_VENDOR_ID); + + kfree(rscn_event_data); +} + /** * lpfc_els_rcv_rscn: Process an unsolicited rscn iocb. * @vport: pointer to a host virtual N_Port data structure. @@ -3933,6 +3976,10 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, "0214 RSCN received Data: x%x x%x x%x x%x\n", vport->fc_flag, payload_len, *lp, vport->fc_rscn_id_cnt); + + /* Send an RSCN event to the management application */ + lpfc_send_rscn_event(vport, cmdiocb); + for (i = 0; i < payload_len/sizeof(uint32_t); i++) fc_host_post_event(shost, fc_get_event_number(), FCH_EVT_RSCN, lp[i]); @@ -5128,7 +5175,7 @@ lpfc_send_els_failure_event(struct lpfc_hba *phba, fc_get_event_number(), sizeof(lsrjt_event), (char *)&lsrjt_event, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); return; } if ((rspiocbp->iocb.ulpStatus == IOSTAT_NPORT_BSY) || @@ -5146,7 +5193,7 @@ lpfc_send_els_failure_event(struct lpfc_hba *phba, fc_get_event_number(), sizeof(fabric_event), (char *)&fabric_event, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); return; } @@ -5164,32 +5211,68 @@ lpfc_send_els_failure_event(struct lpfc_hba *phba, static void lpfc_send_els_event(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, - uint32_t cmd) + uint32_t *payload) { - struct lpfc_els_event_header els_data; + struct lpfc_els_event_header *els_data = NULL; + struct lpfc_logo_event *logo_data = NULL; struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - els_data.event_type = FC_REG_ELS_EVENT; - switch (cmd) { + if (*payload == ELS_CMD_LOGO) { + logo_data = kmalloc(sizeof(struct lpfc_logo_event), GFP_KERNEL); + if (!logo_data) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, + "0148 Failed to allocate memory " + "for LOGO event\n"); + return; + } + els_data = &logo_data->header; + } else { + els_data = kmalloc(sizeof(struct lpfc_els_event_header), + GFP_KERNEL); + if (!els_data) { + lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS, + "0149 Failed to allocate memory " + "for ELS event\n"); + return; + } + } + els_data->event_type = FC_REG_ELS_EVENT; + switch (*payload) { case ELS_CMD_PLOGI: - els_data.subcategory = LPFC_EVENT_PLOGI_RCV; + els_data->subcategory = LPFC_EVENT_PLOGI_RCV; break; case ELS_CMD_PRLO: - els_data.subcategory = LPFC_EVENT_PRLO_RCV; + els_data->subcategory = LPFC_EVENT_PRLO_RCV; break; case ELS_CMD_ADISC: - els_data.subcategory = LPFC_EVENT_ADISC_RCV; + els_data->subcategory = LPFC_EVENT_ADISC_RCV; + break; + case ELS_CMD_LOGO: + els_data->subcategory = LPFC_EVENT_LOGO_RCV; + /* Copy the WWPN in the LOGO payload */ + memcpy(logo_data->logo_wwpn, &payload[2], + sizeof(struct lpfc_name)); break; default: return; } - memcpy(els_data.wwpn, &ndlp->nlp_portname, sizeof(struct lpfc_name)); - memcpy(els_data.wwnn, &ndlp->nlp_nodename, sizeof(struct lpfc_name)); - fc_host_post_vendor_event(shost, - fc_get_event_number(), - sizeof(els_data), - (char *)&els_data, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + memcpy(els_data->wwpn, &ndlp->nlp_portname, sizeof(struct lpfc_name)); + memcpy(els_data->wwnn, &ndlp->nlp_nodename, sizeof(struct lpfc_name)); + if (*payload == ELS_CMD_LOGO) { + fc_host_post_vendor_event(shost, + fc_get_event_number(), + sizeof(struct lpfc_logo_event), + (char *)logo_data, + LPFC_NL_VENDOR_ID); + kfree(logo_data); + } else { + fc_host_post_vendor_event(shost, + fc_get_event_number(), + sizeof(struct lpfc_els_event_header), + (char *)els_data, + LPFC_NL_VENDOR_ID); + kfree(els_data); + } return; } @@ -5296,7 +5379,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, phba->fc_stat.elsRcvPLOGI++; ndlp = lpfc_plogi_confirm_nport(phba, payload, ndlp); - lpfc_send_els_event(vport, ndlp, cmd); + lpfc_send_els_event(vport, ndlp, payload); if (vport->port_state < LPFC_DISC_AUTH) { if (!(phba->pport->fc_flag & FC_PT2PT) || (phba->pport->fc_flag & FC_PT2PT_PLOGI)) { @@ -5334,6 +5417,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, did, vport->port_state, ndlp->nlp_flag); phba->fc_stat.elsRcvLOGO++; + lpfc_send_els_event(vport, ndlp, payload); if (vport->port_state < LPFC_DISC_AUTH) { rjt_err = LSRJT_UNABLE_TPC; break; @@ -5346,7 +5430,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, did, vport->port_state, ndlp->nlp_flag); phba->fc_stat.elsRcvPRLO++; - lpfc_send_els_event(vport, ndlp, cmd); + lpfc_send_els_event(vport, ndlp, payload); if (vport->port_state < LPFC_DISC_AUTH) { rjt_err = LSRJT_UNABLE_TPC; break; @@ -5364,7 +5448,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, "RCV ADISC: did:x%x/ste:x%x flg:x%x", did, vport->port_state, ndlp->nlp_flag); - lpfc_send_els_event(vport, ndlp, cmd); + lpfc_send_els_event(vport, ndlp, payload); phba->fc_stat.elsRcvADISC++; if (vport->port_state < LPFC_DISC_AUTH) { rjt_err = LSRJT_UNABLE_TPC; diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index a1a70d9ffc2..65fddf4ac3c 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -387,7 +387,7 @@ lpfc_send_fastpath_evt(struct lpfc_hba *phba, fc_get_event_number(), evt_data_size, evt_data, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); lpfc_free_fast_evt(phba, fast_evt_data); return; diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h index 5de5dabbbee..81d1df418e4 100644 --- a/drivers/scsi/lpfc/lpfc_hw.h +++ b/drivers/scsi/lpfc/lpfc_hw.h @@ -65,6 +65,9 @@ #define SLI3_IOCB_RSP_SIZE 64 +/* vendor ID used in SCSI netlink calls */ +#define LPFC_NL_VENDOR_ID (SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX) + /* Common Transport structures and definitions */ union CtRevisionId { diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 909be3301bb..1e2a9521853 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -833,8 +833,7 @@ lpfc_handle_eratt(struct lpfc_hba *phba) fc_host_post_vendor_event(shost, fc_get_event_number(), sizeof(board_event), (char *) &board_event, - SCSI_NL_VID_TYPE_PCI - | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); if (phba->work_hs & HS_FFER6) { /* Re-establishing Link */ @@ -2646,7 +2645,7 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid) fc_host_post_vendor_event(shost, fc_get_event_number(), sizeof(adapter_event), (char *) &adapter_event, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); scsi_scan_host(shost); diff --git a/drivers/scsi/lpfc/lpfc_nl.h b/drivers/scsi/lpfc/lpfc_nl.h index 1accb5a9f4e..991ad53bd3c 100644 --- a/drivers/scsi/lpfc/lpfc_nl.h +++ b/drivers/scsi/lpfc/lpfc_nl.h @@ -52,6 +52,13 @@ * The payload sent via the fc transport is one-way driver->application. */ +/* RSCN event header */ +struct lpfc_rscn_event_header { + uint32_t event_type; + uint32_t payload_length; /* RSCN data length in bytes */ + uint32_t rscn_payload[]; +}; + /* els event header */ struct lpfc_els_event_header { uint32_t event_type; @@ -65,6 +72,7 @@ struct lpfc_els_event_header { #define LPFC_EVENT_PRLO_RCV 0x02 #define LPFC_EVENT_ADISC_RCV 0x04 #define LPFC_EVENT_LSRJT_RCV 0x08 +#define LPFC_EVENT_LOGO_RCV 0x10 /* special els lsrjt event */ struct lpfc_lsrjt_event { @@ -74,6 +82,11 @@ struct lpfc_lsrjt_event { uint32_t explanation; }; +/* special els logo event */ +struct lpfc_logo_event { + struct lpfc_els_event_header header; + uint8_t logo_wwpn[8]; +}; /* fabric event header */ struct lpfc_fabric_event_header { @@ -125,6 +138,7 @@ struct lpfc_scsi_varqueuedepth_event { /* special case scsi check condition event */ struct lpfc_scsi_check_condition_event { struct lpfc_scsi_event_header scsi_event; + uint8_t opcode; uint8_t sense_key; uint8_t asc; uint8_t ascq; diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index bd186741182..b7896609800 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -1560,7 +1560,7 @@ lpfc_device_reset_handler(struct scsi_cmnd *cmnd) fc_get_event_number(), sizeof(scsi_event), (char *)&scsi_event, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); if (!rdata || pnode->nlp_state != NLP_STE_MAPPED_NODE) { lpfc_printf_vlog(vport, KERN_ERR, LOG_FCP, @@ -1657,7 +1657,7 @@ lpfc_bus_reset_handler(struct scsi_cmnd *cmnd) fc_get_event_number(), sizeof(scsi_event), (char *)&scsi_event, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); lpfc_block_error_handler(cmnd); /* diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index 8ab5babdeeb..215f9a56f82 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -4005,7 +4005,7 @@ lpfc_sli_async_event_handler(struct lpfc_hba * phba, shost = lpfc_shost_from_vport(phba->pport); fc_host_post_vendor_event(shost, fc_get_event_number(), sizeof(temp_event_data), (char *) &temp_event_data, - SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX); + LPFC_NL_VENDOR_ID); }