diff options
| author | Krishna Gudipati <kgudipat@brocade.com> | 2011-06-14 00:42:10 +0200 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-06-29 22:25:57 +0200 |
| commit | d37779f8d98a1d7c5ba904982958167d988f01dd (patch) | |
| tree | 8d73314ba2894c322494d3cfa06f3273b7ff1c35 /drivers/scsi/bfa/bfa_ioc.h | |
| parent | [SCSI] bfa: Introduced generic address len pair to represent DMA memory chunk. (diff) | |
| download | linux-d37779f8d98a1d7c5ba904982958167d988f01dd.tar.xz linux-d37779f8d98a1d7c5ba904982958167d988f01dd.zip | |
[SCSI] bfa: Introduce IOC event notification mechanism.
Introduced a generic event notification callback function that
receives IOC_ENABLED, IOC_DISABLED, IOC_FAILED events and notifies the
modules registered for these events.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfa_ioc.h')
| -rw-r--r-- | drivers/scsi/bfa/bfa_ioc.h | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h index 62318d24f85e..ff8e21d579df 100644 --- a/drivers/scsi/bfa/bfa_ioc.h +++ b/drivers/scsi/bfa/bfa_ioc.h @@ -197,18 +197,26 @@ struct bfa_ioc_cbfn_s { }; /* - * Heartbeat failure notification queue element. + * IOC event notification mechanism. */ -struct bfa_ioc_hbfail_notify_s { +enum bfa_ioc_event_e { + BFA_IOC_E_ENABLED = 1, + BFA_IOC_E_DISABLED = 2, + BFA_IOC_E_FAILED = 3, +}; + +typedef void (*bfa_ioc_notify_cbfn_t)(void *, enum bfa_ioc_event_e); + +struct bfa_ioc_notify_s { struct list_head qe; - bfa_ioc_hbfail_cbfn_t cbfn; + bfa_ioc_notify_cbfn_t cbfn; void *cbarg; }; /* - * Initialize a heartbeat failure notification structure + * Initialize a IOC event notification structure */ -#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do { \ +#define bfa_ioc_notify_init(__notify, __cbfn, __cbarg) do { \ (__notify)->cbfn = (__cbfn); \ (__notify)->cbarg = (__cbarg); \ } while (0) @@ -229,11 +237,11 @@ struct bfa_ioc_s { struct bfa_timer_s sem_timer; struct bfa_timer_s hb_timer; u32 hb_count; - struct list_head hb_notify_q; + struct list_head notify_q; void *dbg_fwsave; int dbg_fwsave_len; bfa_boolean_t dbg_fwsave_once; - enum bfi_mclass ioc_mc; + enum bfi_pcifn_class clscode; struct bfa_ioc_regs_s ioc_regs; struct bfa_trc_mod_s *trcmod; struct bfa_ioc_drv_stats_s stats; @@ -334,7 +342,7 @@ void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, void bfa_ioc_auto_recover(bfa_boolean_t auto_recover); void bfa_ioc_detach(struct bfa_ioc_s *ioc); void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev, - enum bfi_mclass mc); + enum bfi_pcifn_class clscode); void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa); void bfa_ioc_enable(struct bfa_ioc_s *ioc); void bfa_ioc_disable(struct bfa_ioc_s *ioc); |