diff options
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_iocb.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_iocb.c | 101 |
1 files changed, 97 insertions, 4 deletions
diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index bdf1994251b9..aed4ce66e6cf 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -2749,6 +2749,10 @@ static void qla2x00_els_dcmd2_sp_done(srb_t *sp, int res) struct scsi_qla_host *vha = sp->vha; struct event_arg ea; struct qla_work_evt *e; + struct fc_port *conflict_fcport; + port_id_t cid; /* conflict Nport id */ + u32 *fw_status = sp->u.iocb_cmd.u.els_plogi.fw_status; + u16 lid; ql_dbg(ql_dbg_disc, vha, 0x3072, "%s ELS done rc %d hdl=%x, portid=%06x %8phC\n", @@ -2760,14 +2764,102 @@ static void qla2x00_els_dcmd2_sp_done(srb_t *sp, int res) if (sp->flags & SRB_WAKEUP_ON_COMP) complete(&lio->u.els_plogi.comp); else { - if (res) { - set_bit(RELOGIN_NEEDED, &vha->dpc_flags); - } else { + switch (fw_status[0]) { + case CS_DATA_UNDERRUN: + case CS_COMPLETE: memset(&ea, 0, sizeof(ea)); ea.fcport = fcport; ea.data[0] = MBS_COMMAND_COMPLETE; ea.sp = sp; qla24xx_handle_plogi_done_event(vha, &ea); + break; + + case CS_IOCB_ERROR: + switch (fw_status[1]) { + case LSC_SCODE_PORTID_USED: + lid = fw_status[2] & 0xffff; + qlt_find_sess_invalidate_other(vha, + wwn_to_u64(fcport->port_name), + fcport->d_id, lid, &conflict_fcport); + if (conflict_fcport) { + /* + * Another fcport shares the same + * loop_id & nport id; conflict + * fcport needs to finish cleanup + * before this fcport can proceed + * to login. + */ + conflict_fcport->conflict = fcport; + fcport->login_pause = 1; + ql_dbg(ql_dbg_disc, vha, 0x20ed, + "%s %d %8phC pid %06x inuse with lid %#x post gidpn\n", + __func__, __LINE__, + fcport->port_name, + fcport->d_id.b24, lid); + } else { + ql_dbg(ql_dbg_disc, vha, 0x20ed, + "%s %d %8phC pid %06x inuse with lid %#x sched del\n", + __func__, __LINE__, + fcport->port_name, + fcport->d_id.b24, lid); + qla2x00_clear_loop_id(fcport); + set_bit(lid, vha->hw->loop_id_map); + fcport->loop_id = lid; + fcport->keep_nport_handle = 0; + qlt_schedule_sess_for_deletion(fcport); + } + break; + + case LSC_SCODE_NPORT_USED: + cid.b.domain = (fw_status[2] >> 16) & 0xff; + cid.b.area = (fw_status[2] >> 8) & 0xff; + cid.b.al_pa = fw_status[2] & 0xff; + cid.b.rsvd_1 = 0; + + ql_dbg(ql_dbg_disc, vha, 0x20ec, + "%s %d %8phC lid %#x in use with pid %06x post gnl\n", + __func__, __LINE__, fcport->port_name, + fcport->loop_id, cid.b24); + set_bit(fcport->loop_id, + vha->hw->loop_id_map); + fcport->loop_id = FC_NO_LOOP_ID; + qla24xx_post_gnl_work(vha, fcport); + break; + + case LSC_SCODE_NOXCB: + vha->hw->exch_starvation++; + if (vha->hw->exch_starvation > 5) { + ql_log(ql_log_warn, vha, 0xd046, + "Exchange starvation. Resetting RISC\n"); + vha->hw->exch_starvation = 0; + set_bit(ISP_ABORT_NEEDED, + &vha->dpc_flags); + qla2xxx_wake_dpc(vha); + } + /* fall through */ + default: + ql_dbg(ql_dbg_disc, vha, 0x20eb, + "%s %8phC cmd error fw_status 0x%x 0x%x 0x%x\n", + __func__, sp->fcport->port_name, + fw_status[0], fw_status[1], fw_status[2]); + + fcport->flags &= ~FCF_ASYNC_SENT; + fcport->disc_state = DSC_LOGIN_FAILED; + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + break; + } + break; + + default: + ql_dbg(ql_dbg_disc, vha, 0x20eb, + "%s %8phC cmd error 2 fw_status 0x%x 0x%x 0x%x\n", + __func__, sp->fcport->port_name, + fw_status[0], fw_status[1], fw_status[2]); + + sp->fcport->flags &= ~FCF_ASYNC_SENT; + sp->fcport->disc_state = DSC_LOGIN_FAILED; + set_bit(RELOGIN_NEEDED, &vha->dpc_flags); + break; } e = qla2x00_alloc_work(vha, QLA_EVT_UNMAP); @@ -2801,11 +2893,12 @@ qla24xx_els_dcmd2_iocb(scsi_qla_host_t *vha, int els_opcode, return -ENOMEM; } + fcport->flags |= FCF_ASYNC_SENT; + fcport->disc_state = DSC_LOGIN_PEND; elsio = &sp->u.iocb_cmd; ql_dbg(ql_dbg_io, vha, 0x3073, "Enter: PLOGI portid=%06x\n", fcport->d_id.b24); - fcport->flags |= FCF_ASYNC_SENT; sp->type = SRB_ELS_DCMD; sp->name = "ELS_DCMD"; sp->fcport = fcport; |