From 7826f304b1efa5ab839cf029742290f51c4fa009 Mon Sep 17 00:00:00 2001 From: Krishna Gudipati Date: Wed, 20 Jul 2011 16:59:13 -0700 Subject: [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 Signed-off-by: James Bottomley --- drivers/scsi/bfa/bfad_im.h | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'drivers/scsi/bfa/bfad_im.h') 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); -- cgit v1.2.1