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[SCSI] bfa: Support for FC BB credit recovery

Browse Source 
This patch includes changes to  1) Enable/disable fc credit recovery on
Brocade FC adapter port operating at max supported speed. 2) Get credit
recovery status and stats related to credit loss and recovered credits

Signed-off-by: Vijaya Mohan Guvva <vmohan@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
tirimbino
Vijaya Mohan Guvva 12 years ago committed by James Bottomley
parent 32d3d793fb
commit bbe37a67d9
10 changed files with 202 additions and 104 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
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  1. 10
      drivers/scsi/bfa/bfa_defs.h
  2. 49
      drivers/scsi/bfa/bfa_defs_svc.h
  3. 62
      drivers/scsi/bfa/bfa_fcs.c
  4. 5
      drivers/scsi/bfa/bfa_fcs.h
  5. 2
      drivers/scsi/bfa/bfa_fcs_rport.c
  6. 95
      drivers/scsi/bfa/bfa_svc.c
  7. 12
      drivers/scsi/bfa/bfa_svc.h
  8. 47
      drivers/scsi/bfa/bfad_bsg.c
  9. 19
      drivers/scsi/bfa/bfad_bsg.h
  10. 5
      drivers/scsi/bfa/bfi_ms.h

10
drivers/scsi/bfa/bfa_defs.h
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@ -185,6 +185,8 @@ enum bfa_status {
BFA_STATUS_FAA_DISABLED = 198, /* FAA is already disabled */
BFA_STATUS_FAA_ACQUIRED = 199, /* FAA is already acquired */
BFA_STATUS_FAA_ACQ_ADDR = 200, /* Acquiring addr */
BFA_STATUS_BBCR_FC_ONLY = 201, /*!< BBCredit Recovery is supported for *
* FC mode only */
BFA_STATUS_ERROR_TRUNK_ENABLED = 203, /* Trunk enabled on adapter */
BFA_STATUS_MAX_ENTRY_REACHED = 212, /* MAX entry reached */
BFA_STATUS_TOPOLOGY_LOOP = 230, /* Topology is set to Loop */
@ -198,6 +200,14 @@ enum bfa_status {
BFA_STATUS_CMD_NOTSUPP_MEZZ = 239, /* Cmd not supported for MEZZ card */
BFA_STATUS_FRU_NOT_PRESENT = 240, /* fru module not present */
BFA_STATUS_DPORT_ERR = 245, /* D-port mode is enabled */
BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT = 258, /*!< BB credit recovery is
* supported at max port speed alone */
BFA_STATUS_ERROR_BBCR_ENABLED = 259, /*!< BB credit recovery
* is enabled */
BFA_STATUS_INVALID_BBSCN = 260, /*!< Invalid BBSCN value.
* Valid range is [1-15] */
BFA_STATUS_BBCR_CFG_NO_CHANGE = 265, /*!< BBCR is operational.
* Disable BBCR and try this operation again. */
BFA_STATUS_MAX_VAL /* Unknown error code */
};
#define bfa_status_t enum bfa_status

49
drivers/scsi/bfa/bfa_defs_svc.h
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@ -257,8 +257,6 @@ struct bfa_fw_port_lksm_stats_s {
u32 nos_tx; /* No. of times NOS tx started */
u32 hwsm_lrr_rx; /* No. of times LRR rx-ed by HWSM */
u32 hwsm_lr_rx; /* No. of times LR rx-ed by HWSM */
u32 bbsc_lr; /* LKSM LR tx for credit recovery */
u32 rsvd;
};
struct bfa_fw_port_snsm_stats_s {
@ -409,7 +407,7 @@ struct bfa_fw_trunk_stats_s {
u32 rsvd; /* padding for 64 bit alignment */
};
struct bfa_fw_advsm_stats_s {
struct bfa_fw_aport_stats_s {
u32 flogi_sent; /* Flogi sent */
u32 flogi_acc_recvd; /* Flogi Acc received */
u32 flogi_rjt_recvd; /* Flogi rejects received */
@ -419,6 +417,12 @@ struct bfa_fw_advsm_stats_s {
u32 elp_accepted; /* ELP Accepted */
u32 elp_rejected; /* ELP rejected */
u32 elp_dropped; /* ELP dropped */
u32 bbcr_lr_count; /*!< BBCR Link Resets */
u32 frame_lost_intrs; /*!< BBCR Frame loss intrs */
u32 rrdy_lost_intrs; /*!< BBCR Rrdy loss intrs */
u32 rsvd;
};
/*
@ -489,7 +493,7 @@ struct bfa_fw_stats_s {
struct bfa_fw_fcxchg_stats_s fcxchg_stats;
struct bfa_fw_lps_stats_s lps_stats;
struct bfa_fw_trunk_stats_s trunk_stats;
struct bfa_fw_advsm_stats_s advsm_stats;
struct bfa_fw_aport_stats_s aport_stats;
struct bfa_fw_mac_mod_stats_s macmod_stats;
struct bfa_fw_ct_mod_stats_s ctmod_stats;
struct bfa_fw_eth_sndrcv_stats_s ethsndrcv_stats;
@ -545,6 +549,27 @@ struct bfa_qos_attr_s {
struct bfa_qos_bw_s qos_bw_op; /* QOS bw operational */
};
enum bfa_bbcr_state {
BFA_BBCR_DISABLED, /*!< BBCR is disable */
BFA_BBCR_ONLINE, /*!< BBCR is online */
BFA_BBCR_OFFLINE, /*!< BBCR is offline */
};
enum bfa_bbcr_err_reason {
BFA_BBCR_ERR_REASON_NONE, /*!< Unknown */
BFA_BBCR_ERR_REASON_SPEED_UNSUP, /*!< Port speed < max sup_speed */
BFA_BBCR_ERR_REASON_PEER_UNSUP, /*!< BBCR is disable on peer port */
BFA_BBCR_ERR_REASON_NON_BRCD_SW, /*!< Connected to non BRCD switch */
BFA_BBCR_ERR_REASON_FLOGI_RJT, /*!< Login rejected by the switch */
};
struct bfa_bbcr_attr_s {
u8 state;
u8 peer_bb_scn;
u8 reason;
u8 rsvd;
};
/*
* These fields should be displayed only from the CLI.
* There will be a separate BFAL API (get_qos_vc_attr ?)
@ -892,6 +917,9 @@ struct bfa_defs_fcpim_throttle_s {
u16 rsvd;
};
#define BFA_BB_SCN_DEF 3
#define BFA_BB_SCN_MAX 0x0F
/*
* Physical port configuration
*/
@ -907,8 +935,8 @@ struct bfa_port_cfg_s {
u8 tx_bbcredit; /* transmit buffer credits */
u8 ratelimit; /* ratelimit enabled or not */
u8 trl_def_speed; /* ratelimit default speed */
u8 bb_scn; /* BB_SCN value from FLOGI Exchg */
u8 bb_scn_state; /* Config state of BB_SCN */
u8 bb_cr_enabled; /*!< Config state of BB_SCN */
u8 bb_scn; /*!< BB_SCN value for FLOGI Exchg */
u8 faa_state; /* FAA enabled/disabled */
u8 rsvd1;
u16 path_tov; /* device path timeout */
@ -1052,6 +1080,7 @@ struct bfa_port_link_s {
struct bfa_qos_attr_s qos_attr; /* QoS Attributes */
union {
struct bfa_fcport_loop_info_s loop_info;
struct bfa_bbcr_attr_s bbcr_attr;
union {
struct bfa_qos_vc_attr_s qos_vc_attr;
/* VC info from ELP */
@ -1215,9 +1244,11 @@ struct bfa_port_fc_stats_s {
u64 bad_os_count; /* Invalid ordered sets */
u64 err_enc_out; /* Encoding err nonframe_8b10b */
u64 err_enc; /* Encoding err frame_8b10b */
u64 bbsc_frames_lost; /* Credit Recovery-Frames Lost */
u64 bbsc_credits_lost; /* Credit Recovery-Credits Lost */
u64 bbsc_link_resets; /* Credit Recovery-Link Resets */
u64 bbcr_frames_lost; /*!< BBCR Frames Lost */
u64 bbcr_rrdys_lost; /*!< BBCR RRDYs Lost */
u64 bbcr_link_resets; /*!< BBCR Link Resets */
u64 bbcr_frame_lost_intrs; /*!< BBCR Frame loss intrs */
u64 bbcr_rrdy_lost_intrs; /*!< BBCR Rrdy loss intrs */
u64 loop_timeouts; /* Loop timeouts */
};

62
drivers/scsi/bfa/bfa_fcs.c
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@ -240,9 +240,6 @@ static void bfa_fcs_fabric_flogiacc_comp(void *fcsarg,
u32 rsp_len,
u32 resid_len,
struct fchs_s *rspfchs);
static u8 bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric);
static bfa_boolean_t bfa_fcs_fabric_is_bbscn_enabled(
struct bfa_fcs_fabric_s *fabric);
static void bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
enum bfa_fcs_fabric_event event);
@ -404,8 +401,7 @@ bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_CONT_OP:
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
fabric->bb_credit,
bfa_fcs_fabric_oper_bbscn(fabric));
fabric->bb_credit);
fabric->fab_type = BFA_FCS_FABRIC_SWITCHED;
if (fabric->auth_reqd && fabric->is_auth) {
@ -433,8 +429,7 @@ bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_NO_FABRIC:
fabric->fab_type = BFA_FCS_FABRIC_N2N;
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
fabric->bb_credit,
bfa_fcs_fabric_oper_bbscn(fabric));
fabric->bb_credit);
bfa_fcs_fabric_notify_online(fabric);
bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric);
break;
@ -602,8 +597,7 @@ bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
case BFA_FCS_FABRIC_SM_NO_FABRIC:
bfa_trc(fabric->fcs, fabric->bb_credit);
bfa_fcport_set_tx_bbcredit(fabric->fcs->bfa,
fabric->bb_credit,
bfa_fcs_fabric_oper_bbscn(fabric));
fabric->bb_credit);
break;
case BFA_FCS_FABRIC_SM_RETRY_OP:
@ -965,10 +959,6 @@ bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status)
case BFA_STATUS_FABRIC_RJT:
fabric->stats.flogi_rejects++;
if (fabric->lps->lsrjt_rsn == FC_LS_RJT_RSN_LOGICAL_ERROR &&
fabric->lps->lsrjt_expl == FC_LS_RJT_EXP_NO_ADDL_INFO)
fabric->fcs->bbscn_flogi_rjt = BFA_TRUE;
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
return;
@ -1014,14 +1004,11 @@ bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
{
struct bfa_s *bfa = fabric->fcs->bfa;
struct bfa_lport_cfg_s *pcfg = &fabric->bport.port_cfg;
u8 alpa = 0, bb_scn = 0;
u8 alpa = 0;
if (bfa_fcs_fabric_is_bbscn_enabled(fabric) &&
(!fabric->fcs->bbscn_flogi_rjt))
bb_scn = BFA_FCS_PORT_DEF_BB_SCN;
bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_fcport_get_maxfrsize(bfa),
pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd, bb_scn);
pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd);
fabric->stats.flogi_sent++;
}
@ -1101,40 +1088,6 @@ bfa_fcs_fabric_stop(struct bfa_fcs_fabric_s *fabric)
bfa_wc_wait(&fabric->stop_wc);
}
/*
* Computes operating BB_SCN value
*/
static u8
bfa_fcs_fabric_oper_bbscn(struct bfa_fcs_fabric_s *fabric)
{
u8 pr_bbscn = fabric->lps->pr_bbscn;
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa);
if (!(fcport->cfg.bb_scn_state && pr_bbscn))
return 0;
/* return max of local/remote bb_scn values */
return ((pr_bbscn > BFA_FCS_PORT_DEF_BB_SCN) ?
pr_bbscn : BFA_FCS_PORT_DEF_BB_SCN);
}
/*
* Check if BB_SCN can be enabled.
*/
static bfa_boolean_t
bfa_fcs_fabric_is_bbscn_enabled(struct bfa_fcs_fabric_s *fabric)
{
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(fabric->fcs->bfa);
if (bfa_ioc_get_fcmode(&fabric->fcs->bfa->ioc) &&
fcport->cfg.bb_scn_state &&
!bfa_fcport_is_qos_enabled(fabric->fcs->bfa) &&
!bfa_fcport_is_trunk_enabled(fabric->fcs->bfa))
return BFA_TRUE;
else
return BFA_FALSE;
}
/*
* Delete all vports and wait for vport delete completions.
*/
@ -1273,7 +1226,6 @@ void
bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric)
{
bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
fabric->fcs->bbscn_flogi_rjt = BFA_FALSE;
bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN);
}
@ -1480,7 +1432,6 @@ bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
}
fabric->bb_credit = be16_to_cpu(flogi->csp.bbcred);
fabric->lps->pr_bbscn = (be16_to_cpu(flogi->csp.rxsz) >> 12);
bport->port_topo.pn2n.rem_port_wwn = flogi->port_name;
bport->port_topo.pn2n.reply_oxid = fchs->ox_id;
@ -1513,8 +1464,7 @@ bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
n2n_port->reply_oxid, pcfg->pwwn,
pcfg->nwwn,
bfa_fcport_get_maxfrsize(bfa),
bfa_fcport_get_rx_bbcredit(bfa),
bfa_fcs_fabric_oper_bbscn(fabric));
bfa_fcport_get_rx_bbcredit(bfa), 0);
bfa_fcxp_send(fcxp, NULL, fabric->vf_id, fabric->lps->bfa_tag,
BFA_FALSE, FC_CLASS_3,

5
drivers/scsi/bfa/bfa_fcs.h
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@ -258,9 +258,6 @@ struct bfa_fcs_fabric_s;
#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ 48
#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ 16
/* bb_scn value in 2^bb_scn */
#define BFA_FCS_PORT_DEF_BB_SCN 3
/*
* Get FC port ID for a logical port.
*/
@ -683,8 +680,6 @@ struct bfa_fcs_s {
struct bfa_trc_mod_s *trcmod; /* tracing module */
bfa_boolean_t vf_enabled; /* VF mode is enabled */
bfa_boolean_t fdmi_enabled; /* FDMI is enabled */
bfa_boolean_t bbscn_enabled; /* Driver Config Parameter */
bfa_boolean_t bbscn_flogi_rjt;/* FLOGI reject due to BB_SCN */
bfa_boolean_t min_cfg; /* min cfg enabled/disabled */
u16 port_vfid; /* port default VF ID */
struct bfa_fcs_driver_info_s driver_info;

2
drivers/scsi/bfa/bfa_fcs_rport.c
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@ -2577,7 +2577,7 @@ bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi)
port->fabric->bb_credit = be16_to_cpu(plogi->csp.bbcred);
bfa_fcport_set_tx_bbcredit(port->fcs->bfa,
port->fabric->bb_credit, 0);
port->fabric->bb_credit);
}
}

95
drivers/scsi/bfa/bfa_svc.c
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@ -1614,7 +1614,6 @@ bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
lps->lp_mac = rsp->lp_mac;
lps->brcd_switch = rsp->brcd_switch;
lps->fcf_mac = rsp->fcf_mac;
lps->pr_bbscn = rsp->bb_scn;
break;
@ -1744,7 +1743,6 @@ bfa_lps_send_login(struct bfa_lps_s *lps)
m->nwwn = lps->nwwn;
m->fdisc = lps->fdisc;
m->auth_en = lps->auth_en;
m->bb_scn = lps->bb_scn;
bfa_reqq_produce(lps->bfa, lps->reqq, m->mh);
list_del(&lps->qe);
@ -1940,7 +1938,7 @@ bfa_lps_delete(struct bfa_lps_s *lps)
*/
void
bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en, uint8_t bb_scn)
wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
{
lps->uarg = uarg;
lps->alpa = alpa;
@ -1949,7 +1947,6 @@ bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
lps->nwwn = nwwn;
lps->fdisc = BFA_FALSE;
lps->auth_en = auth_en;
lps->bb_scn = bb_scn;
bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
}
@ -3158,6 +3155,8 @@ bfa_fcport_update_linkinfo(struct bfa_fcport_s *fcport)
fcport->qos_attr = pevent->link_state.qos_attr;
fcport->qos_vc_attr = pevent->link_state.attr.vc_fcf.qos_vc_attr;
if (fcport->cfg.bb_cr_enabled)
fcport->bbcr_attr = pevent->link_state.attr.bbcr_attr;
/*
* update trunk state if applicable
*/
@ -3177,7 +3176,6 @@ bfa_fcport_reset_linkinfo(struct bfa_fcport_s *fcport)
{
fcport->speed = BFA_PORT_SPEED_UNKNOWN;
fcport->topology = BFA_PORT_TOPOLOGY_NONE;
fcport->bbsc_op_state = BFA_FALSE;
}
/*
@ -3629,6 +3627,11 @@ bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
fcport->qos_attr.qos_bw_op =
i2hmsg.penable_rsp->port_cfg.qos_bw;
if (fcport->cfg.bb_cr_enabled)
fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
else
fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
bfa_sm_send_event(fcport, BFA_FCPORT_SM_FWRSP);
}
break;
@ -3639,6 +3642,11 @@ bfa_fcport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
break;
case BFI_FCPORT_I2H_EVENT:
if (fcport->cfg.bb_cr_enabled)
fcport->bbcr_attr.state = BFA_BBCR_OFFLINE;
else
fcport->bbcr_attr.state = BFA_BBCR_DISABLED;
if (i2hmsg.event->link_state.linkstate == BFA_PORT_LINKUP)
bfa_sm_send_event(fcport, BFA_FCPORT_SM_LINKUP);
else {
@ -3964,14 +3972,11 @@ bfa_fcport_get_rx_bbcredit(struct bfa_s *bfa)
}
void
bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit, u8 bb_scn)
bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit)
{
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
fcport->cfg.tx_bbcredit = (u8)tx_bbcredit;
fcport->cfg.bb_scn = bb_scn;
if (bb_scn)
fcport->bbsc_op_state = BFA_TRUE;
}
/*
@ -4021,7 +4026,6 @@ bfa_fcport_get_attr(struct bfa_s *bfa, struct bfa_port_attr_s *attr)
attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa);
attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa);
attr->port_state = bfa_sm_to_state(hal_port_sm_table, fcport->sm);
attr->bbsc_op_status = fcport->bbsc_op_state;
/* PBC Disabled State */
if (bfa_fcport_is_pbcdisabled(bfa))
@ -4217,6 +4221,77 @@ bfa_fcport_is_trunk_enabled(struct bfa_s *bfa)
return fcport->cfg.trunked;
}
bfa_status_t
bfa_fcport_cfg_bbcr(struct bfa_s *bfa, bfa_boolean_t on_off, u8 bb_scn)
{
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
bfa_trc(bfa, on_off);
if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
return BFA_STATUS_BBCR_FC_ONLY;
if (bfa_mfg_is_mezz(bfa->ioc.attr->card_type) &&
(bfa->ioc.attr->card_type != BFA_MFG_TYPE_CHINOOK))
return BFA_STATUS_CMD_NOTSUPP_MEZZ;
if (on_off) {
if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
return BFA_STATUS_TOPOLOGY_LOOP;
if (fcport->cfg.qos_enabled)
return BFA_STATUS_ERROR_QOS_ENABLED;
if (fcport->cfg.trunked)
return BFA_STATUS_TRUNK_ENABLED;
if ((fcport->cfg.speed != BFA_PORT_SPEED_AUTO) &&
(fcport->cfg.speed < bfa_ioc_speed_sup(&bfa->ioc)))
return BFA_STATUS_ERR_BBCR_SPEED_UNSUPPORT;
if (bfa_ioc_speed_sup(&bfa->ioc) < BFA_PORT_SPEED_8GBPS)
return BFA_STATUS_FEATURE_NOT_SUPPORTED;
if (fcport->cfg.bb_cr_enabled) {
if (bb_scn != fcport->cfg.bb_scn)
return BFA_STATUS_BBCR_CFG_NO_CHANGE;
else
return BFA_STATUS_NO_CHANGE;
}
if ((bb_scn == 0) || (bb_scn > BFA_BB_SCN_MAX))
bb_scn = BFA_BB_SCN_DEF;
fcport->cfg.bb_cr_enabled = on_off;
fcport->cfg.bb_scn = bb_scn;
} else {
if (!fcport->cfg.bb_cr_enabled)
return BFA_STATUS_NO_CHANGE;
fcport->cfg.bb_cr_enabled = on_off;
fcport->cfg.bb_scn = 0;
}
return BFA_STATUS_OK;
}
bfa_status_t
bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
struct bfa_bbcr_attr_s *bbcr_attr)
{
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(bfa);
if (bfa_ioc_get_type(&fcport->bfa->ioc) != BFA_IOC_TYPE_FC)
return BFA_STATUS_BBCR_FC_ONLY;
if (fcport->cfg.topology == BFA_PORT_TOPOLOGY_LOOP)
return BFA_STATUS_TOPOLOGY_LOOP;
*bbcr_attr = fcport->bbcr_attr;
return BFA_STATUS_OK;
}
void
bfa_fcport_dportenable(struct bfa_s *bfa)
{

12
drivers/scsi/bfa/bfa_svc.h
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@ -405,8 +405,6 @@ struct bfa_lps_s {
bfa_status_t status; /* login status */
u16 pdusz; /* max receive PDU size */
u16 pr_bbcred; /* BB_CREDIT from peer */
u8 pr_bbscn; /* BB_SCN from peer */
u8 bb_scn; /* local BB_SCN */
u8 lsrjt_rsn; /* LSRJT reason */
u8 lsrjt_expl; /* LSRJT explanation */
u8 lun_mask; /* LUN mask flag */
@ -510,11 +508,11 @@ struct bfa_fcport_s {
bfa_boolean_t diag_busy; /* diag busy status */
bfa_boolean_t beacon; /* port beacon status */
bfa_boolean_t link_e2e_beacon; /* link beacon status */
bfa_boolean_t bbsc_op_state; /* Cred recov Oper State */
struct bfa_fcport_trunk_s trunk;
u16 fcoe_vlan;
struct bfa_mem_dma_s fcport_dma;
bfa_boolean_t stats_dma_ready;
struct bfa_bbcr_attr_s bbcr_attr;
};
#define BFA_FCPORT_MOD(__bfa) (&(__bfa)->modules.fcport)
@ -556,7 +554,7 @@ bfa_status_t bfa_fcport_set_qos_bw(struct bfa_s *bfa,
struct bfa_qos_bw_s *qos_bw);
enum bfa_port_speed bfa_fcport_get_ratelim_speed(struct bfa_s *bfa);
void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit, u8 bb_scn);
void bfa_fcport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
bfa_boolean_t bfa_fcport_is_ratelim(struct bfa_s *bfa);
void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
bfa_boolean_t link_e2e_beacon);
@ -571,6 +569,10 @@ void bfa_fcport_dportenable(struct bfa_s *bfa);
void bfa_fcport_dportdisable(struct bfa_s *bfa);
bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa);
void bfa_fcport_cfg_faa(struct bfa_s *bfa, u8 state);
bfa_status_t bfa_fcport_cfg_bbcr(struct bfa_s *bfa,
bfa_boolean_t on_off, u8 bb_scn);
bfa_status_t bfa_fcport_get_bbcr_attr(struct bfa_s *bfa,
struct bfa_bbcr_attr_s *bbcr_attr);
/*
* bfa rport API functions
@ -667,7 +669,7 @@ struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
void bfa_lps_delete(struct bfa_lps_s *lps);
void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa,
u16 pdusz, wwn_t pwwn, wwn_t nwwn,
bfa_boolean_t auth_en, u8 bb_scn);
bfa_boolean_t auth_en);
void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz,
wwn_t pwwn, wwn_t nwwn);
void bfa_lps_fdisclogo(struct bfa_lps_s *lps);

47
drivers/scsi/bfa/bfad_bsg.c
Unescape View File

@ -402,25 +402,43 @@ bfad_iocmd_port_cfg_maxfrsize(struct bfad_s *bfad, void *cmd)
}
int
bfad_iocmd_port_cfg_bbsc(struct bfad_s *bfad, void *cmd, unsigned int v_cmd)
bfad_iocmd_port_cfg_bbcr(struct bfad_s *bfad, unsigned int cmd, void *pcmd)
{
struct bfa_bsg_gen_s *iocmd = (struct bfa_bsg_gen_s *)cmd;
struct bfa_fcport_s *fcport = BFA_FCPORT_MOD(&bfad->bfa);
unsigned long flags;
struct bfa_bsg_bbcr_enable_s *iocmd =
(struct bfa_bsg_bbcr_enable_s *)pcmd;
unsigned long flags;
int rc;
spin_lock_irqsave(&bfad->bfad_lock, flags);
if (bfa_ioc_get_type(&bfad->bfa.ioc) == BFA_IOC_TYPE_FC) {
if (v_cmd == IOCMD_PORT_BBSC_ENABLE)
fcport->cfg.bb_scn_state = BFA_TRUE;
else if (v_cmd == IOCMD_PORT_BBSC_DISABLE)
fcport->cfg.bb_scn_state = BFA_FALSE;
if (cmd == IOCMD_PORT_BBCR_ENABLE)
rc = bfa_fcport_cfg_bbcr(&bfad->bfa, BFA_TRUE, iocmd->bb_scn);
else if (cmd == IOCMD_PORT_BBCR_DISABLE)
rc = bfa_fcport_cfg_bbcr(&bfad->bfa, BFA_FALSE, 0);
else {
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
return -EINVAL;
}
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
iocmd->status = BFA_STATUS_OK;
iocmd->status = rc;
return 0;
}
int
bfad_iocmd_port_get_bbcr_attr(struct bfad_s *bfad, void *pcmd)
{
struct bfa_bsg_bbcr_attr_s *iocmd = (struct bfa_bsg_bbcr_attr_s *) pcmd;
unsigned long flags;
spin_lock_irqsave(&bfad->bfad_lock, flags);
iocmd->status =
bfa_fcport_get_bbcr_attr(&bfad->bfa, &iocmd->attr);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
return 0;
}
static int
bfad_iocmd_lport_get_attr(struct bfad_s *bfad, void *cmd)
{
@ -2750,9 +2768,12 @@ bfad_iocmd_handler(struct bfad_s *bfad, unsigned int cmd, void *iocmd,
case IOCMD_PORT_CFG_MAXFRSZ:
rc = bfad_iocmd_port_cfg_maxfrsize(bfad, iocmd);
break;
case IOCMD_PORT_BBSC_ENABLE:
case IOCMD_PORT_BBSC_DISABLE:
rc = bfad_iocmd_port_cfg_bbsc(bfad, iocmd, cmd);
case IOCMD_PORT_BBCR_ENABLE:
case IOCMD_PORT_BBCR_DISABLE:
rc = bfad_iocmd_port_cfg_bbcr(bfad, cmd, iocmd);
break;
case IOCMD_PORT_BBCR_GET_ATTR:
rc = bfad_iocmd_port_get_bbcr_attr(bfad, iocmd);
break;
case IOCMD_LPORT_GET_ATTR:
rc = bfad_iocmd_lport_get_attr(bfad, iocmd);

19
drivers/scsi/bfa/bfad_bsg.h
Unescape View File

@ -46,8 +46,9 @@ enum {
IOCMD_PORT_CFG_ALPA,
IOCMD_PORT_CFG_MAXFRSZ,
IOCMD_PORT_CLR_ALPA,
IOCMD_PORT_BBSC_ENABLE,
IOCMD_PORT_BBSC_DISABLE,
IOCMD_PORT_BBCR_ENABLE,
IOCMD_PORT_BBCR_DISABLE,
IOCMD_PORT_BBCR_GET_ATTR,
IOCMD_LPORT_GET_ATTR,
IOCMD_LPORT_GET_RPORTS,
IOCMD_LPORT_GET_STATS,
@ -495,6 +496,20 @@ struct bfa_bsg_port_cfg_mode_s {
struct bfa_port_cfg_mode_s cfg;
};
struct bfa_bsg_bbcr_enable_s {
bfa_status_t status;
u16 bfad_num;
u8 bb_scn;
u8 rsvd;
};
struct bfa_bsg_bbcr_attr_s {
bfa_status_t status;
u16 bfad_num;
u16 rsvd;
struct bfa_bbcr_attr_s attr;
};
struct bfa_bsg_faa_attr_s {
bfa_status_t status;
u16 bfad_num;

5
drivers/scsi/bfa/bfi_ms.h
Unescape View File

@ -276,8 +276,7 @@ struct bfi_fcport_enable_req_s {
struct bfi_fcport_set_svc_params_req_s {
struct bfi_mhdr_s mh; /* msg header */
__be16 tx_bbcredit; /* Tx credits */
u8 bb_scn; /* BB_SC FC credit recovery */
u8 rsvd;
u8 rsvd[2];
};
/*
@ -446,8 +445,8 @@ struct bfi_lps_login_rsp_s {
mac_t fcf_mac;
u8 ext_status;
u8 brcd_switch; /* attached peer is brcd switch */
u8 bb_scn; /* atatched port's bb_scn */
u8 bfa_tag;
u8 rsvd;
};
struct bfi_lps_logout_req_s {

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