From 7826f304b1efa5ab839cf029742290f51c4fa009 Mon Sep 17 00:00:00 2001 From: Krishna Gudipati Date: Wed, 20 Jul 2011 16:59:13 -0700 Subject: [SCSI] bfa: Add FC-transport based Asynchronous Event Notification support. - Added support to post vendor unique events on fc_host. - Supports adapter, port, ioc, flash and remote port based AEN events. Signed-off-by: Krishna Gudipati Signed-off-by: James Bottomley --- drivers/scsi/bfa/bfa_ioc.c | 176 ++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 174 insertions(+), 2 deletions(-) (limited to 'drivers/scsi/bfa/bfa_ioc.c') diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c index d6c2bf3..27c5565 100644 --- a/drivers/scsi/bfa/bfa_ioc.c +++ b/drivers/scsi/bfa/bfa_ioc.c @@ -16,6 +16,7 @@ */ #include "bfad_drv.h" +#include "bfad_im.h" #include "bfa_ioc.h" #include "bfi_reg.h" #include "bfa_defs.h" @@ -458,6 +459,7 @@ bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc) ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK); bfa_ioc_event_notify(ioc, BFA_IOC_E_ENABLED); BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC enabled\n"); + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE); } static void @@ -502,6 +504,7 @@ bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc) struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; bfa_fsm_send_event(&ioc->iocpf, IOCPF_E_DISABLE); BFA_LOG(KERN_INFO, bfad, bfa_log_level, "IOC disabled\n"); + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE); } /* @@ -1966,6 +1969,7 @@ bfa_ioc_fail_notify(struct bfa_ioc_s *ioc) BFA_LOG(KERN_CRIT, bfad, bfa_log_level, "Heart Beat of IOC has failed\n"); + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL); } @@ -1980,6 +1984,7 @@ bfa_ioc_pf_fwmismatch(struct bfa_ioc_s *ioc) BFA_LOG(KERN_WARNING, bfad, bfa_log_level, "Running firmware version is incompatible " "with the driver version\n"); + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH); } bfa_status_t @@ -2679,6 +2684,43 @@ bfa_ioc_get_mfg_mac(struct bfa_ioc_s *ioc) } /* + * Send AEN notification + */ +void +bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event) +{ + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + struct bfa_aen_entry_s *aen_entry; + enum bfa_ioc_type_e ioc_type; + + bfad_get_aen_entry(bfad, aen_entry); + if (!aen_entry) + return; + + ioc_type = bfa_ioc_get_type(ioc); + switch (ioc_type) { + case BFA_IOC_TYPE_FC: + aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn; + break; + case BFA_IOC_TYPE_FCoE: + aen_entry->aen_data.ioc.pwwn = ioc->attr->pwwn; + aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc); + break; + case BFA_IOC_TYPE_LL: + aen_entry->aen_data.ioc.mac = bfa_ioc_get_mac(ioc); + break; + default: + WARN_ON(ioc_type != BFA_IOC_TYPE_FC); + break; + } + + /* Send the AEN notification */ + aen_entry->aen_data.ioc.ioc_type = ioc_type; + bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq, + BFA_AEN_CAT_IOC, event); +} + +/* * Retrieve saved firmware trace from a prior IOC failure. */ bfa_status_t @@ -2879,6 +2921,10 @@ bfa_ioc_check_attr_wwns(struct bfa_ioc_s *ioc) { if (bfa_ioc_get_type(ioc) == BFA_IOC_TYPE_LL) return; + if (ioc->attr->nwwn == 0) + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_NWWN); + if (ioc->attr->pwwn == 0) + bfa_ioc_aen_post(ioc, BFA_IOC_AEN_INVALID_PWWN); } /* @@ -3443,6 +3489,54 @@ bfa_sfp_notify(void *sfp_arg, enum bfa_ioc_event_e event) } /* + * SFP's State Change Notification post to AEN + */ +static void +bfa_sfp_scn_aen_post(struct bfa_sfp_s *sfp, struct bfi_sfp_scn_s *rsp) +{ + struct bfad_s *bfad = (struct bfad_s *)sfp->ioc->bfa->bfad; + struct bfa_aen_entry_s *aen_entry; + enum bfa_port_aen_event aen_evt = 0; + + bfa_trc(sfp, (((u64)rsp->pomlvl) << 16) | (((u64)rsp->sfpid) << 8) | + ((u64)rsp->event)); + + bfad_get_aen_entry(bfad, aen_entry); + if (!aen_entry) + return; + + aen_entry->aen_data.port.ioc_type = bfa_ioc_get_type(sfp->ioc); + aen_entry->aen_data.port.pwwn = sfp->ioc->attr->pwwn; + aen_entry->aen_data.port.mac = bfa_ioc_get_mac(sfp->ioc); + + switch (rsp->event) { + case BFA_SFP_SCN_INSERTED: + aen_evt = BFA_PORT_AEN_SFP_INSERT; + break; + case BFA_SFP_SCN_REMOVED: + aen_evt = BFA_PORT_AEN_SFP_REMOVE; + break; + case BFA_SFP_SCN_FAILED: + aen_evt = BFA_PORT_AEN_SFP_ACCESS_ERROR; + break; + case BFA_SFP_SCN_UNSUPPORT: + aen_evt = BFA_PORT_AEN_SFP_UNSUPPORT; + break; + case BFA_SFP_SCN_POM: + aen_evt = BFA_PORT_AEN_SFP_POM; + aen_entry->aen_data.port.level = rsp->pomlvl; + break; + default: + bfa_trc(sfp, rsp->event); + WARN_ON(1); + } + + /* Send the AEN notification */ + bfad_im_post_vendor_event(aen_entry, bfad, ++sfp->ioc->ioc_aen_seq, + BFA_AEN_CAT_PORT, aen_evt); +} + +/* * SFP get data send */ static void @@ -3482,6 +3576,50 @@ bfa_sfp_getdata(struct bfa_sfp_s *sfp, enum bfi_sfp_mem_e memtype) } /* + * SFP scn handler + */ +static void +bfa_sfp_scn(struct bfa_sfp_s *sfp, struct bfi_mbmsg_s *msg) +{ + struct bfi_sfp_scn_s *rsp = (struct bfi_sfp_scn_s *) msg; + + switch (rsp->event) { + case BFA_SFP_SCN_INSERTED: + sfp->state = BFA_SFP_STATE_INSERTED; + sfp->data_valid = 0; + bfa_sfp_scn_aen_post(sfp, rsp); + break; + case BFA_SFP_SCN_REMOVED: + sfp->state = BFA_SFP_STATE_REMOVED; + sfp->data_valid = 0; + bfa_sfp_scn_aen_post(sfp, rsp); + break; + case BFA_SFP_SCN_FAILED: + sfp->state = BFA_SFP_STATE_FAILED; + sfp->data_valid = 0; + bfa_sfp_scn_aen_post(sfp, rsp); + break; + case BFA_SFP_SCN_UNSUPPORT: + sfp->state = BFA_SFP_STATE_UNSUPPORT; + bfa_sfp_scn_aen_post(sfp, rsp); + if (!sfp->lock) + bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL); + break; + case BFA_SFP_SCN_POM: + bfa_sfp_scn_aen_post(sfp, rsp); + break; + case BFA_SFP_SCN_VALID: + sfp->state = BFA_SFP_STATE_VALID; + if (!sfp->lock) + bfa_sfp_getdata(sfp, BFI_SFP_MEM_ALL); + break; + default: + bfa_trc(sfp, rsp->event); + WARN_ON(1); + } +} + +/* * SFP show complete */ static void @@ -3645,7 +3783,7 @@ bfa_sfp_intr(void *sfparg, struct bfi_mbmsg_s *msg) break; case BFI_SFP_I2H_SCN: - bfa_trc(sfp, msg->mh.msg_id); + bfa_sfp_scn(sfp, msg); break; default: @@ -3838,6 +3976,26 @@ bfa_sfp_speed(struct bfa_sfp_s *sfp, enum bfa_port_speed portspeed, BFA_ROUNDUP(0x010000 + sizeof(struct bfa_mfg_block_s), BFA_FLASH_SEG_SZ) static void +bfa_flash_aen_audit_post(struct bfa_ioc_s *ioc, enum bfa_audit_aen_event event, + int inst, int type) +{ + struct bfad_s *bfad = (struct bfad_s *)ioc->bfa->bfad; + struct bfa_aen_entry_s *aen_entry; + + bfad_get_aen_entry(bfad, aen_entry); + if (!aen_entry) + return; + + aen_entry->aen_data.audit.pwwn = ioc->attr->pwwn; + aen_entry->aen_data.audit.partition_inst = inst; + aen_entry->aen_data.audit.partition_type = type; + + /* Send the AEN notification */ + bfad_im_post_vendor_event(aen_entry, bfad, ++ioc->ioc_aen_seq, + BFA_AEN_CAT_AUDIT, event); +} + +static void bfa_flash_cb(struct bfa_flash_s *flash) { flash->op_busy = 0; @@ -3978,6 +4136,7 @@ bfa_flash_intr(void *flasharg, struct bfi_mbmsg_s *msg) struct bfi_flash_erase_rsp_s *erase; struct bfi_flash_write_rsp_s *write; struct bfi_flash_read_rsp_s *read; + struct bfi_flash_event_s *event; struct bfi_mbmsg_s *msg; } m; @@ -4061,8 +4220,19 @@ bfa_flash_intr(void *flasharg, struct bfi_mbmsg_s *msg) } break; case BFI_FLASH_I2H_BOOT_VER_RSP: + break; case BFI_FLASH_I2H_EVENT: - bfa_trc(flash, msg->mh.msg_id); + status = be32_to_cpu(m.event->status); + bfa_trc(flash, status); + if (status == BFA_STATUS_BAD_FWCFG) + bfa_ioc_aen_post(flash->ioc, BFA_IOC_AEN_FWCFG_ERROR); + else if (status == BFA_STATUS_INVALID_VENDOR) { + u32 param; + param = be32_to_cpu(m.event->param); + bfa_trc(flash, param); + bfa_ioc_aen_post(flash->ioc, + BFA_IOC_AEN_INVALID_VENDOR); + } break; default: @@ -4204,6 +4374,8 @@ bfa_flash_erase_part(struct bfa_flash_s *flash, enum bfa_flash_part_type type, flash->instance = instance; bfa_flash_erase_send(flash); + bfa_flash_aen_audit_post(flash->ioc, BFA_AUDIT_AEN_FLASH_ERASE, + instance, type); return BFA_STATUS_OK; } -- cgit v1.1