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| author | Krishna Gudipati <kgudipat@brocade.com> | 2011-07-20 16:59:13 -0700 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2011-07-27 14:41:24 +0400 |
| commit | 7826f304b1efa5ab839cf029742290f51c4fa009 (patch) | |
| tree | 90b5271779b889c9b503cef0abf05e29286ade64 /drivers/scsi/bfa/bfad_im.h | |
| parent | a53becc9a9dbe4f2961b2bba129b3b2624401021 (diff) | |
| download | blackbird-op-linux-7826f304b1efa5ab839cf029742290f51c4fa009.tar.gz blackbird-op-linux-7826f304b1efa5ab839cf029742290f51c4fa009.zip | |
[SCSI] bfa: Add FC-transport based Asynchronous Event Notification support.
- Added support to post vendor unique events on fc_host.
- Supports adapter, port, ioc, flash and remote port based AEN events.
Signed-off-by: Krishna Gudipati <kgudipat@brocade.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
Diffstat (limited to 'drivers/scsi/bfa/bfad_im.h')
| -rw-r--r-- | drivers/scsi/bfa/bfad_im.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/bfad_im.h b/drivers/scsi/bfa/bfad_im.h index 4fe34d576b05..004b6cf848d9 100644 --- a/drivers/scsi/bfa/bfad_im.h +++ b/drivers/scsi/bfa/bfad_im.h @@ -115,8 +115,30 @@ struct bfad_im_s { struct bfad_s *bfad; struct workqueue_struct *drv_workq; char drv_workq_name[KOBJ_NAME_LEN]; + struct work_struct aen_im_notify_work; }; +#define bfad_get_aen_entry(_drv, _entry) do { \ + unsigned long _flags; \ + spin_lock_irqsave(&(_drv)->bfad_aen_spinlock, _flags); \ + bfa_q_deq(&(_drv)->free_aen_q, &(_entry)); \ + if (_entry) \ + list_add_tail(&(_entry)->qe, &(_drv)->active_aen_q); \ + spin_unlock_irqrestore(&(_drv)->bfad_aen_spinlock, _flags); \ +} while (0) + +/* post fc_host vendor event */ +#define bfad_im_post_vendor_event(_entry, _drv, _cnt, _cat, _evt) do { \ + do_gettimeofday(&(_entry)->aen_tv); \ + (_entry)->bfad_num = (_drv)->inst_no; \ + (_entry)->seq_num = (_cnt); \ + (_entry)->aen_category = (_cat); \ + (_entry)->aen_type = (_evt); \ + if ((_drv)->bfad_flags & BFAD_FC4_PROBE_DONE) \ + queue_work((_drv)->im->drv_workq, \ + &(_drv)->im->aen_im_notify_work); \ +} while (0) + struct Scsi_Host *bfad_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *); bfa_status_t bfad_thread_workq(struct bfad_s *bfad); |
