dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

[SCSI] bfa: Fix to allow creation of only 190 vports on CNA. 

Brocade CNA currently supports only 190 vports (instead of 191),
since there are only 192 unicast cam entries reserved for FCoE.

Brocade CNA has a total of 256 unicast cam entries (192 FCoE + 64 LL)

192 cam entries = 1 burned in mac + 1 baseport FPMA mac + 190 vport
FPMA macs.

Made changes to the code to support only 190 vports.

Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Krishna Gudipati 2010-03-03 17:43:45 -08:00 committed by James Bottomley
parent 82794a2e41
commit a046bf0559
6 changed files with 24 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
drivers/scsi/bfa/bfa_lps.c
View File

@ -18,6 +18,7 @@
#include <bfa.h>
#include <bfi/bfi_lps.h>
#include <cs/bfa_debug.h>
#include <defs/bfa_defs_pci.h>
BFA_TRC_FILE(HAL, LPS);
BFA_MODULE(lps);
@ -25,6 +26,12 @@ BFA_MODULE(lps);
#define BFA_LPS_MIN_LPORTS (1)
#define BFA_LPS_MAX_LPORTS (256)
/*
* Maximum Vports supported per physical port or vf.
*/
#define BFA_LPS_MAX_VPORTS_SUPP_CB 255
#define BFA_LPS_MAX_VPORTS_SUPP_CT 190
/**
* forward declarations
*/
@ -598,6 +605,19 @@ bfa_lps_cvl_event(struct bfa_lps_s *lps)
bfa_cb_lps_cvl_event(lps->bfa->bfad, lps->uarg);
}
u32
bfa_lps_get_max_vport(struct bfa_s *bfa)
{
struct bfa_ioc_attr_s ioc_attr;
bfa_get_attr(bfa, &ioc_attr);
if (ioc_attr.pci_attr.device_id == BFA_PCI_DEVICE_ID_CT)
return (BFA_LPS_MAX_VPORTS_SUPP_CT);
else
return (BFA_LPS_MAX_VPORTS_SUPP_CB);
}
/**
* lps_public BFA LPS public functions
*/

1
drivers/scsi/bfa/fcs_vport.h
View File

@ -26,7 +26,6 @@ void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
u32 bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs);
#endif /* __FCS_VPORT_H__ */

1
drivers/scsi/bfa/include/bfa_svc.h
View File

@ -293,6 +293,7 @@ void bfa_uf_free(struct bfa_uf_s *uf);
* bfa lport service api
*/
u32 bfa_lps_get_max_vport(struct bfa_s *bfa);
struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
void bfa_lps_delete(struct bfa_lps_s *lps);
void bfa_lps_discard(struct bfa_lps_s *lps);

8
drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h
View File

@ -34,14 +34,6 @@ struct bfa_fcs_s;
struct bfa_fcs_fabric_s;
/*
* @todo : need to move to a global config file.
* Maximum Vports supported per physical port or vf.
*/
#define BFA_FCS_MAX_VPORTS_SUPP_CB 255
#define BFA_FCS_MAX_VPORTS_SUPP_CT 191
/*
* @todo : need to move to a global config file.
* Maximum Rports supported per port (physical/logical).
*/
#define BFA_FCS_MAX_RPORTS_SUPP 256 /* @todo : tentative value */

3
drivers/scsi/bfa/lport_api.c
View File

@ -235,7 +235,8 @@ bfa_fcs_port_get_info(struct bfa_fcs_port_s *port,
port_info->port_wwn = bfa_fcs_port_get_pwwn(port);
port_info->node_wwn = bfa_fcs_port_get_nwwn(port);
port_info->max_vports_supp = bfa_fcs_vport_get_max(port->fcs);
port_info->max_vports_supp =
bfa_lps_get_max_vport(port->fcs->bfa);
port_info->num_vports_inuse =
bfa_fcs_fabric_vport_count(port->fabric);
port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP;

17
drivers/scsi/bfa/vport.c
View File

@ -616,21 +616,6 @@ bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport)
bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP);
}
u32
bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs)
{
struct bfa_ioc_attr_s ioc_attr;
bfa_get_attr(fcs->bfa, &ioc_attr);
if (ioc_attr.pci_attr.device_id == BFA_PCI_DEVICE_ID_CT)
return BFA_FCS_MAX_VPORTS_SUPP_CT;
else
return BFA_FCS_MAX_VPORTS_SUPP_CB;
}
/**
* fcs_vport_api Virtual port API
*/
@ -667,7 +652,7 @@ bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
return BFA_STATUS_VPORT_EXISTS;
if (bfa_fcs_fabric_vport_count(&fcs->fabric) ==
bfa_fcs_vport_get_max(fcs))
bfa_lps_get_max_vport(fcs->bfa))
return BFA_STATUS_VPORT_MAX;
vport->lps = bfa_lps_alloc(fcs->bfa);