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authorKrishna Gudipati <kgudipat@brocade.com>2011-07-20 17:02:11 -0700
committerJames Bottomley <JBottomley@Parallels.com>2011-07-27 14:48:52 +0400
commit37ea0558b87abb151245bc750070a4dcda490aca (patch)
tree352d00d22b8f9c91ace2dc8d72dc465deb6ffa7b /drivers/scsi/bfa/bfa_svc.h
parent[SCSI] bfa: Add support for IO profiling. (diff)
downloadlinux-dev-37ea0558b87abb151245bc750070a4dcda490aca.tar.xz
linux-dev-37ea0558b87abb151245bc750070a4dcda490aca.zip
[SCSI] bfa: Added support to collect and reset fcport stats
- Added support to collect and reset fcport stats. - Modified design to allow multiple requests for fcport stats. - fcport will remember the stats request in its stats_pending queue and service each of the queued requests after receiving a firmware response for the prior request. Signed-off-by: Krishna Gudipati <kgudipat@brocade.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfa_svc.h')
-rw-r--r--drivers/scsi/bfa/bfa_svc.h14
1 files changed, 5 insertions, 9 deletions
diff --git a/drivers/scsi/bfa/bfa_svc.h b/drivers/scsi/bfa/bfa_svc.h
index fbe513a671b5..01db3520070f 100644
--- a/drivers/scsi/bfa/bfa_svc.h
+++ b/drivers/scsi/bfa/bfa_svc.h
@@ -441,7 +441,6 @@ void bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
*/
#define BFA_FCPORT(_bfa) (&((_bfa)->modules.port))
-typedef void (*bfa_cb_port_t) (void *cbarg, enum bfa_status status);
/*
* Link notification data structure
@@ -495,13 +494,11 @@ struct bfa_fcport_s {
u8 *stats_kva;
u64 stats_pa;
union bfa_fcport_stats_u *stats;
- union bfa_fcport_stats_u *stats_ret; /* driver stats location */
bfa_status_t stats_status; /* stats/statsclr status */
- bfa_boolean_t stats_busy; /* outstanding stats/statsclr */
+ struct list_head stats_pending_q;
+ struct list_head statsclr_pending_q;
bfa_boolean_t stats_qfull;
u32 stats_reset_time; /* stats reset time stamp */
- bfa_cb_port_t stats_cbfn; /* driver callback function */
- void *stats_cbarg; /* *!< user callback arg */
bfa_boolean_t diag_busy; /* diag busy status */
bfa_boolean_t beacon; /* port beacon status */
bfa_boolean_t link_e2e_beacon; /* link beacon status */
@@ -552,10 +549,9 @@ void bfa_fcport_beacon(void *dev, bfa_boolean_t beacon,
bfa_boolean_t link_e2e_beacon);
bfa_boolean_t bfa_fcport_is_linkup(struct bfa_s *bfa);
bfa_status_t bfa_fcport_get_stats(struct bfa_s *bfa,
- union bfa_fcport_stats_u *stats,
- bfa_cb_port_t cbfn, void *cbarg);
-bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa, bfa_cb_port_t cbfn,
- void *cbarg);
+ struct bfa_cb_pending_q_s *cb);
+bfa_status_t bfa_fcport_clear_stats(struct bfa_s *bfa,
+ struct bfa_cb_pending_q_s *cb);
bfa_boolean_t bfa_fcport_is_qos_enabled(struct bfa_s *bfa);
bfa_boolean_t bfa_fcport_is_trunk_enabled(struct bfa_s *bfa);
bfa_status_t bfa_fcport_is_pbcdisabled(struct bfa_s *bfa);