[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>

1 files changed, 7 insertions, 1 deletions

diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index beb30a748ea5..66fb72531b34 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -1348,7 +1348,7 @@ int
 bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
 {
         struct bfad_s   *bfad;
-        int             error = -ENODEV, retval;
+        int             error = -ENODEV, retval, i;
 
         /* For single port cards - only claim function 0 */
         if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P) &&
@@ -1372,6 +1372,12 @@ bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
         bfa_trc_init(bfad->trcmod);
         bfa_trc(bfad, bfad_inst);
 
+        /* AEN INIT */
+        INIT_LIST_HEAD(&bfad->free_aen_q);
+        INIT_LIST_HEAD(&bfad->active_aen_q);
+        for (i = 0; i < BFA_AEN_MAX_ENTRY; i++)
+                list_add_tail(&bfad->aen_list[i].qe, &bfad->free_aen_q);
+
         if (!(bfad_load_fwimg(pdev))) {
                 kfree(bfad->trcmod);
                 goto out_alloc_trace_failure;