bna: HW Error Counter Fix

Change details:
 - Heartbeat failure counter is not incrementing under some scenarios.
   Update hbfails and hb_count stats during hwerror event.

Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bna/bfa_defs.h

@@ -153,6 +153,7 @@ struct bfa_ioc_drv_stats {
 	u32	enable_reqs;
 	u32	disable_replies;
 	u32	enable_replies;
+	u32	rsvd;
 };
 
 /**

drivers/net/bna/bfa_ioc.c

@@ -2029,6 +2029,8 @@ bfa_nw_ioc_mbox_isr(struct bfa_ioc *ioc)
 void
 bfa_nw_ioc_error_isr(struct bfa_ioc *ioc)
 {
+	bfa_ioc_stats(ioc, ioc_hbfails);
+	bfa_ioc_stats_hb_count(ioc, ioc->hb_count);
 	bfa_fsm_send_event(ioc, IOC_E_HWERROR);
 }
 
@@ -2255,6 +2257,7 @@ bfa_ioc_recover(struct bfa_ioc *ioc)
 {
 	pr_crit("Heart Beat of IOC has failed\n");
 	bfa_ioc_stats(ioc, ioc_hbfails);
+	bfa_ioc_stats_hb_count(ioc, ioc->hb_count);
 	bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
 }
 

drivers/net/bna/bfa_ioc.h

@@ -237,6 +237,8 @@ struct bfa_ioc_hwif {
 	BFI_ADAPTER_GETP(NPORTS, (__ioc)->attr->adapter_prop)
 
 #define bfa_ioc_stats(_ioc, _stats)	((_ioc)->stats._stats++)
+#define bfa_ioc_stats_hb_count(_ioc, _hb_count)	\
+	((_ioc)->stats.hb_count = (_hb_count))
 #define BFA_IOC_FWIMG_MINSZ	(16 * 1024)
 #define BFA_IOC_FWIMG_TYPE(__ioc)					\
 	(((__ioc)->ctdev) ?						\