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authorKrishna Gudipati <kgudipat@brocade.com>2011-06-13 15:53:04 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-06-29 15:52:21 -0500
commitbe540a991e2097c313d7304e0daaf89d68011bb9 (patch)
treea44685889c9989546ffac1ee7ad1da7dd641c20c /drivers/scsi/bfa/bfa_fcs_lport.c
parent8b070b4a022f86dd5098308e36426ce29b6b8960 (diff)
downloadop-kernel-dev-be540a991e2097c313d7304e0daaf89d68011bb9.zip
op-kernel-dev-be540a991e2097c313d7304e0daaf89d68011bb9.tar.gz
[SCSI] bfa: FC credit recovery and misc bug fixes.
- Introduce FC credit recovery. - Added module parameter to enable/disable credit recovery. Bug Fixes: - Removed check for ignoring plogi from initiator in switched fabric mode. - The ABTS for PLOGI is going out few millisecs earlier due to FW timer calibration (around 300 miilisecs earlier). So there is a window if an accept comes during this time HBA would have initiated an ABORT. - Added 1 to FC_ELS_TOV for compensating for FW timer. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfa_fcs_lport.c')
-rw-r--r--drivers/scsi/bfa/bfa_fcs_lport.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c
index a0c6f96..479ccbe 100644
--- a/drivers/scsi/bfa/bfa_fcs_lport.c
+++ b/drivers/scsi/bfa/bfa_fcs_lport.c
@@ -2892,7 +2892,8 @@ bfa_fcs_lport_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
bfa_hton3b(FC_MGMT_SERVER),
bfa_fcs_lport_get_fcid(port), 0,
port->port_cfg.pwwn, port->port_cfg.nwwn,
- bfa_fcport_get_maxfrsize(port->fcs->bfa));
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
FC_CLASS_3, len, &fchs,
@@ -3636,7 +3637,7 @@ bfa_fcs_lport_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
bfa_trc(port->fcs, port->pid);
-fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
if (!fcxp) {
port->stats.ns_plogi_alloc_wait++;
bfa_fcs_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
@@ -3649,7 +3650,8 @@ fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
bfa_hton3b(FC_NAME_SERVER),
bfa_fcs_lport_get_fcid(port), 0,
port->port_cfg.pwwn, port->port_cfg.nwwn,
- bfa_fcport_get_maxfrsize(port->fcs->bfa));
+ bfa_fcport_get_maxfrsize(port->fcs->bfa),
+ bfa_fcport_get_rx_bbcredit(port->fcs->bfa));
bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
FC_CLASS_3, len, &fchs,
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