lpfc: Remove global lpfc_delay_discovery attribute in leiu of per-hba lpfc_delay_discovery

Remove global lpfc_delay_discovery attribute in leiu of per-hba
lpfc_delay_discovery
Signed-off-by: NDick Kennedy <dick.kennedy@broadcom.com>
Signed-off-by: NJames Smart <james.smart@broadcom.com>
Reviewed-by: NHannes Reinecke <hare@suse.com>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/lpfc/lpfc.h

@@ -754,6 +754,7 @@ struct lpfc_hba {
 	uint32_t cfg_iocb_cnt;
 	uint32_t cfg_suppress_link_up;
 	uint32_t cfg_rrq_xri_bitmap_sz;
+	uint32_t cfg_delay_discovery;
 #define LPFC_INITIALIZE_LINK              0	/* do normal init_link mbox */
 #define LPFC_DELAY_INIT_LINK              1	/* layered driver hold off */
 #define LPFC_DELAY_INIT_LINK_INDEFINITELY 2	/* wait, manual intervention */

drivers/scsi/lpfc/lpfc_attr.c

@@ -4815,11 +4815,8 @@ MODULE_PARM_DESC(lpfc_prot_guard, "host protection guard type");
  * accept and FCID/Fabric name/Fabric portname is changed.
  * Default value is 0.
  */
-int lpfc_delay_discovery;
-module_param(lpfc_delay_discovery, int, S_IRUGO);
-MODULE_PARM_DESC(lpfc_delay_discovery,
-	"Delay NPort discovery when Clean Address bit is cleared. "
-	"Allowed values: 0,1.");
+LPFC_ATTR(delay_discovery, 0, 0, 1,
+	"Delay NPort discovery when Clean Address bit is cleared.");
 
 /*
  * lpfc_sg_seg_cnt - Initial Maximum DMA Segment Count
@@ -5938,6 +5935,7 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
 	lpfc_request_firmware_upgrade_init(phba, lpfc_req_fw_upgrade);
 	lpfc_suppress_link_up_init(phba, lpfc_suppress_link_up);
 	lpfc_iocb_cnt_init(phba, lpfc_iocb_cnt);
+	lpfc_delay_discovery_init(phba, lpfc_delay_discovery);
 	phba->cfg_enable_dss = 1;
 	lpfc_enable_mds_diags_init(phba, lpfc_enable_mds_diags);
 	return;

drivers/scsi/lpfc/lpfc_crtn.h

@@ -360,7 +360,6 @@ extern struct scsi_host_template lpfc_vport_template;
 extern struct fc_function_template lpfc_transport_functions;
 extern struct fc_function_template lpfc_vport_transport_functions;
 extern int lpfc_sli_mode;
-extern int lpfc_delay_discovery;
 
 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 int  lpfc_vport_symbolic_port_name(struct lpfc_vport *, char *,	size_t);

drivers/scsi/lpfc/lpfc_els.c

@@ -594,6 +594,7 @@ static uint8_t
 lpfc_check_clean_addr_bit(struct lpfc_vport *vport,
 		struct serv_parm *sp)
 {
+	struct lpfc_hba *phba = vport->phba;
 	uint8_t fabric_param_changed = 0;
 	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 
@@ -615,7 +616,7 @@ lpfc_check_clean_addr_bit(struct lpfc_vport *vport,
 	 * - lpfc_delay_discovery module parameter is set.
 	 */
 	if (fabric_param_changed && !sp->cmn.clean_address_bit &&
-	    (vport->fc_prevDID || lpfc_delay_discovery)) {
+	    (vport->fc_prevDID || phba->cfg_delay_discovery)) {
 		spin_lock_irq(shost->host_lock);
 		vport->fc_flag |= FC_DISC_DELAYED;
 		spin_unlock_irq(shost->host_lock);