From f13515acdcb5a40c6e324cb00b4a1ce269a94e1f Mon Sep 17 00:00:00 2001 From: Quinn Tran Date: Thu, 28 Dec 2017 12:33:15 -0800 Subject: [PATCH] scsi: qla2xxx: Replace GPDB with async ADISC command Replace call to Get Port DataBase MB with PDO_FORCE_ADISC flag with async ADISC command so driver can see ADISC command has error or not. Signed-off-by: Quinn Tran Signed-off-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_def.h | 2 + drivers/scsi/qla2xxx/qla_gs.c | 20 ++++++---- drivers/scsi/qla2xxx/qla_init.c | 65 ++++++++++++++++++--------------- 3 files changed, 50 insertions(+), 37 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 043dd51a2760..ca2ad477a4df 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -2277,6 +2277,7 @@ enum discovery_state { DSC_GPSC, DSC_UPD_FCPORT, DSC_LOGIN_COMPLETE, + DSC_ADISC, DSC_DELETE_PEND, }; @@ -2303,6 +2304,7 @@ enum fcport_mgt_event { FCME_GPNID_DONE, FCME_GFFID_DONE, FCME_DELETE_DONE, + FCME_ADISC_DONE, }; enum rscn_addr_format { diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c index 07fe17a986b0..bb96219ce525 100644 --- a/drivers/scsi/qla2xxx/qla_gs.c +++ b/drivers/scsi/qla2xxx/qla_gs.c @@ -2823,15 +2823,19 @@ void qla24xx_handle_gidpn_event(scsi_qla_host_t *vha, struct event_arg *ea) "%s %d %8phC post %s\n", __func__, __LINE__, fcport->port_name, (atomic_read(&fcport->state) == - FCS_ONLINE) ? "gpdb" : "gnl"); + FCS_ONLINE) ? "adisc" : "gnl"); if (atomic_read(&fcport->state) == - FCS_ONLINE) - qla24xx_post_gpdb_work(vha, - fcport, PDO_FORCE_ADISC); - else + FCS_ONLINE) { + u16 data[2]; + + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work( + vha, fcport, data); + } else { qla24xx_post_gnl_work(vha, fcport); + } break; } } else { /* fcport->d_id.b24 != ea->id.b24 */ @@ -3172,6 +3176,7 @@ void qla24xx_async_gpnid_done(scsi_qla_host_t *vha, srb_t *sp) void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) { fc_port_t *fcport, *conflict, *t; + u16 data[2]; ql_dbg(ql_dbg_disc, vha, 0xffff, "%s %d port_id: %06x\n", @@ -3246,8 +3251,9 @@ void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha, struct event_arg *ea) ql_dbg(ql_dbg_disc, vha, 0x210d, "%s %d %8phC revalidate session with ADISC\n", __func__, __LINE__, fcport->port_name); - qla24xx_post_gpdb_work(vha, fcport, - PDO_FORCE_ADISC); + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work(vha, fcport, + data); break; case DSC_DELETED: ql_dbg(ql_dbg_disc, vha, 0x210d, diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index fc307752b2f5..93d0077ba388 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -41,6 +41,7 @@ static void qla24xx_handle_plogi_done_event(struct scsi_qla_host *, struct event_arg *); static void qla24xx_handle_prli_done_event(struct scsi_qla_host *, struct event_arg *); +static void qla24xx_handle_gpdb_event(scsi_qla_host_t *, struct event_arg *); /* SRB Extensions ---------------------------------------------------------- */ @@ -277,17 +278,31 @@ done: fcport->flags &= ~FCF_ASYNC_SENT; return rval; } +static +void qla24xx_handle_adisc_event(scsi_qla_host_t *vha, struct event_arg *ea) +{ + qla24xx_handle_gpdb_event(vha, ea); +} static void qla2x00_async_adisc_sp_done(void *ptr, int res) { srb_t *sp = ptr; struct scsi_qla_host *vha = sp->vha; - struct srb_iocb *lio = &sp->u.iocb_cmd; + struct event_arg ea; + + ql_dbg(ql_dbg_disc, vha, 0x2066, + "Async done-%s res %x %8phC\n", + sp->name, res, sp->fcport->port_name); + + memset(&ea, 0, sizeof(ea)); + ea.event = FCME_ADISC_DONE; + ea.rc = res; + ea.fcport = sp->fcport; + ea.sp = sp; + + qla2x00_fcport_event_handler(vha, &ea); - if (!test_bit(UNLOADING, &vha->dpc_flags)) - qla2x00_post_async_adisc_done_work(sp->vha, sp->fcport, - lio->u.logio.data); sp->free(sp); } @@ -319,15 +334,15 @@ qla2x00_async_adisc(struct scsi_qla_host *vha, fc_port_t *fcport, goto done_free_sp; ql_dbg(ql_dbg_disc, vha, 0x206f, - "Async-adisc - hdl=%x loopid=%x portid=%02x%02x%02x.\n", - sp->handle, fcport->loop_id, fcport->d_id.b.domain, - fcport->d_id.b.area, fcport->d_id.b.al_pa); + "Async-adisc - hdl=%x loopid=%x portid=%06x %8phC.\n", + sp->handle, fcport->loop_id, fcport->d_id.b24, fcport->port_name); return rval; done_free_sp: sp->free(sp); done: fcport->flags &= ~FCF_ASYNC_SENT; + qla2x00_post_async_adisc_work(vha, fcport, data); return rval; } @@ -869,7 +884,6 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) int rval = ea->rc; fc_port_t *fcport = ea->fcport; unsigned long flags; - u16 opt = ea->sp->u.iocb_cmd.u.mbx.out_mb[10]; fcport->flags &= ~FCF_ASYNC_SENT; @@ -900,8 +914,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) } spin_lock_irqsave(&vha->hw->tgt.sess_lock, flags); - if (opt != PDO_FORCE_ADISC) - ea->fcport->login_gen++; + ea->fcport->login_gen++; ea->fcport->deleted = 0; ea->fcport->logout_on_delete = 1; @@ -941,6 +954,7 @@ void qla24xx_handle_gpdb_event(scsi_qla_host_t *vha, struct event_arg *ea) int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) { + u16 data[2]; if (fcport->login_retry == 0) return 0; @@ -999,23 +1013,11 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) break; } - if (fcport->flags & FCF_FCP2_DEVICE) { - u8 opt = PDO_FORCE_ADISC; - - ql_dbg(ql_dbg_disc, vha, 0x20c9, - "%s %d %8phC post gpdb\n", - __func__, __LINE__, fcport->port_name); - - fcport->disc_state = DSC_GPDB; - qla24xx_post_gpdb_work(vha, fcport, opt); - } else { - ql_dbg(ql_dbg_disc, vha, 0x20cf, - "%s %d %8phC post login\n", - __func__, __LINE__, fcport->port_name); - fcport->disc_state = DSC_LOGIN_PEND; - qla2x00_post_async_login_work(vha, fcport, NULL); - } - + ql_dbg(ql_dbg_disc, vha, 0x20cf, + "%s %d %8phC post login\n", + __func__, __LINE__, fcport->port_name); + fcport->disc_state = DSC_LOGIN_PEND; + qla2x00_post_async_login_work(vha, fcport, NULL); break; case DSC_LOGIN_FAILED: @@ -1029,10 +1031,10 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport) case DSC_LOGIN_COMPLETE: /* recheck login state */ ql_dbg(ql_dbg_disc, vha, 0x20d1, - "%s %d %8phC post gpdb\n", + "%s %d %8phC post adisc\n", __func__, __LINE__, fcport->port_name); - - qla24xx_post_gpdb_work(vha, fcport, PDO_FORCE_ADISC); + data[0] = data[1] = 0; + qla2x00_post_async_adisc_work(vha, fcport, data); break; default: @@ -1264,6 +1266,9 @@ void qla2x00_fcport_event_handler(scsi_qla_host_t *vha, struct event_arg *ea) case FCME_DELETE_DONE: qla24xx_handle_delete_done_event(vha, ea); break; + case FCME_ADISC_DONE: + qla24xx_handle_adisc_event(vha, ea); + break; default: BUG_ON(1); break; -- 2.30.2