[SCSI] bfa: Support for FC BB credit recovery
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>
diff --git a/drivers/scsi/bfa/bfa_svc.h b/drivers/scsi/bfa/bfa_svc.h
index 8d7fbec..768ed6a 100644
--- a/drivers/scsi/bfa/bfa_svc.h
+++ b/drivers/scsi/bfa/bfa_svc.h
@@ -405,8 +405,6 @@
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 @@
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 @@
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_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 @@
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);