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lpfc: Modularize and cleanup FDMI code in driver

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Modularize, cleanup, add comments - for FDMI code in driver

Note: I don't like the comments with leading # - but as we have a lot if
present, I'm deferring to handle it in one big fix later.

Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com>
Signed-off-by: James Smart <james.smart@avagotech.com>
Reviewed-by: Hannes Reinicke <hare@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
James Smart
2015-12-16 18:11:58 -05:00
committed by Martin K. Petersen
parent c90261dcd8
commit 4258e98ee3
9 changed files with 1458 additions and 753 deletions
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99
drivers/scsi/lpfc/lpfc_els.c
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@@ -688,6 +688,21 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
sp->cmn.bbRcvSizeLsb;
fabric_param_changed = lpfc_check_clean_addr_bit(vport, sp);
if (fabric_param_changed) {
/* Reset FDMI attribute masks based on config parameter */
if (phba->cfg_fdmi_on == LPFC_FDMI_NO_SUPPORT) {
vport->fdmi_hba_mask = 0;
vport->fdmi_port_mask = 0;
} else {
/* Setup appropriate attribute masks */
vport->fdmi_hba_mask = LPFC_FDMI2_HBA_ATTR;
if (phba->cfg_fdmi_on == LPFC_FDMI_SMART_SAN)
vport->fdmi_port_mask = LPFC_FDMI2_SMART_ATTR;
else
vport->fdmi_port_mask = LPFC_FDMI2_PORT_ATTR;
}
}
memcpy(&vport->fabric_portname, &sp->portName,
sizeof(struct lpfc_name));
memcpy(&vport->fabric_nodename, &sp->nodeName,
@@ -4690,6 +4705,23 @@ lpfc_rdp_res_link_error(struct fc_rdp_link_error_status_desc *desc,
desc->length = cpu_to_be32(sizeof(desc->info));
}
int
lpfc_rdp_res_fec_desc(struct fc_fec_rdp_desc *desc, READ_LNK_VAR *stat)
{
if (bf_get(lpfc_read_link_stat_gec2, stat) == 0)
return 0;
desc->tag = cpu_to_be32(RDP_FEC_DESC_TAG);
desc->info.CorrectedBlocks =
cpu_to_be32(stat->fecCorrBlkCount);
desc->info.UncorrectableBlocks =
cpu_to_be32(stat->fecUncorrBlkCount);
desc->length = cpu_to_be32(sizeof(desc->info));
return sizeof(struct fc_fec_rdp_desc);
}
void
lpfc_rdp_res_speed(struct fc_rdp_port_speed_desc *desc, struct lpfc_hba *phba)
{
@@ -4800,7 +4832,7 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
struct ls_rjt *stat;
struct fc_rdp_res_frame *rdp_res;
uint32_t cmdsize;
int rc;
int rc, fec_size;
if (status != SUCCESS)
goto error;
@@ -4840,8 +4872,9 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
lpfc_rdp_res_diag_port_names(&rdp_res->diag_port_names_desc, phba);
lpfc_rdp_res_attach_port_names(&rdp_res->attached_port_names_desc,
vport, ndlp);
rdp_res->length = cpu_to_be32(RDP_DESC_PAYLOAD_SIZE);
fec_size = lpfc_rdp_res_fec_desc(&rdp_res->fec_desc,
&rdp_context->link_stat);
rdp_res->length = cpu_to_be32(fec_size + RDP_DESC_PAYLOAD_SIZE);
elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp;
phba->fc_stat.elsXmitACC++;
@@ -7704,6 +7737,35 @@ lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
}
}
void
lpfc_start_fdmi(struct lpfc_vport *vport)
{
struct lpfc_hba *phba = vport->phba;
struct lpfc_nodelist *ndlp;
/* If this is the first time, allocate an ndlp and initialize
* it. Otherwise, make sure the node is enabled and then do the
* login.
*/
ndlp = lpfc_findnode_did(vport, FDMI_DID);
if (!ndlp) {
ndlp = mempool_alloc(phba->nlp_mem_pool, GFP_KERNEL);
if (ndlp) {
lpfc_nlp_init(vport, ndlp, FDMI_DID);
ndlp->nlp_type |= NLP_FABRIC;
} else {
return;
}
}
if (!NLP_CHK_NODE_ACT(ndlp))
ndlp = lpfc_enable_node(vport, ndlp, NLP_STE_NPR_NODE);
if (ndlp) {
lpfc_nlp_set_state(vport, ndlp, NLP_STE_PLOGI_ISSUE);
lpfc_issue_els_plogi(vport, ndlp->nlp_DID, 0);
}
}
/**
* lpfc_do_scr_ns_plogi - Issue a plogi to the name server for scr
* @phba: pointer to lpfc hba data structure.
@@ -7720,7 +7782,7 @@ lpfc_els_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
void
lpfc_do_scr_ns_plogi(struct lpfc_hba *phba, struct lpfc_vport *vport)
{
struct lpfc_nodelist *ndlp, *ndlp_fdmi;
struct lpfc_nodelist *ndlp;
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
/*
@@ -7778,32 +7840,9 @@ lpfc_do_scr_ns_plogi(struct lpfc_hba *phba, struct lpfc_vport *vport)
return;
}
if (vport->cfg_fdmi_on & LPFC_FDMI_SUPPORT) {
/* If this is the first time, allocate an ndlp and initialize
* it. Otherwise, make sure the node is enabled and then do the
* login.
*/
ndlp_fdmi = lpfc_findnode_did(vport, FDMI_DID);
if (!ndlp_fdmi) {
ndlp_fdmi = mempool_alloc(phba->nlp_mem_pool,
GFP_KERNEL);
if (ndlp_fdmi) {
lpfc_nlp_init(vport, ndlp_fdmi, FDMI_DID);
ndlp_fdmi->nlp_type |= NLP_FABRIC;
} else
return;
}
if (!NLP_CHK_NODE_ACT(ndlp_fdmi))
ndlp_fdmi = lpfc_enable_node(vport,
ndlp_fdmi,
NLP_STE_NPR_NODE);
if (ndlp_fdmi) {
lpfc_nlp_set_state(vport, ndlp_fdmi,
NLP_STE_PLOGI_ISSUE);
lpfc_issue_els_plogi(vport, ndlp_fdmi->nlp_DID, 0);
}
}
if ((phba->cfg_fdmi_on > LPFC_FDMI_NO_SUPPORT) &&
(vport->load_flag & FC_ALLOW_FDMI))
lpfc_start_fdmi(vport);
}
/**