[Blackfin] arch: Add proper SW System Reset delay sequence

[linux-2.6] / drivers / firewire / fw-sbp2.c

diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c
index 5596df65c8ed3b11d49c91d97cc36f3e858478c0..c2169d215bf7473d3fa2a983bd3852b8ab329a24 100644 (file)
--- a/drivers/firewire/fw-sbp2.c
+++ b/drivers/firewire/fw-sbp2.c
@@ -650,13 +650,14 @@ static void sbp2_login(struct work_struct *work)
        if (sbp2_send_management_orb(lu, node_id, generation,
                                SBP2_LOGIN_REQUEST, lu->lun, &response) < 0) {
                if (lu->retries++ < 5) {
-                       queue_delayed_work(sbp2_wq, &lu->work,
-                                          DIV_ROUND_UP(HZ, 5));
+                       if (queue_delayed_work(sbp2_wq, &lu->work,
+                                              DIV_ROUND_UP(HZ, 5)))
+                               kref_get(&lu->tgt->kref);
                } else {
                        fw_error("failed to login to %s LUN %04x\n",
                                 unit->device.bus_id, lu->lun);
-                       kref_put(&lu->tgt->kref, sbp2_release_target);
                }
+               kref_put(&lu->tgt->kref, sbp2_release_target);
                return;
        }
 
@@ -914,7 +915,9 @@ static void sbp2_reconnect(struct work_struct *work)
                        lu->retries = 0;
                        PREPARE_DELAYED_WORK(&lu->work, sbp2_login);
                }
-               queue_delayed_work(sbp2_wq, &lu->work, DIV_ROUND_UP(HZ, 5));
+               if (queue_delayed_work(sbp2_wq, &lu->work, DIV_ROUND_UP(HZ, 5)))
+                       kref_get(&lu->tgt->kref);
+               kref_put(&lu->tgt->kref, sbp2_release_target);
                return;
        }
 
@@ -1235,6 +1238,12 @@ static int sbp2_scsi_slave_alloc(struct scsi_device *sdev)
 
        sdev->allow_restart = 1;
 
+       /*
+        * Update the dma alignment (minimum alignment requirements for
+        * start and end of DMA transfers) to be a sector
+        */
+       blk_queue_update_dma_alignment(sdev->request_queue, 511);
+
        if (lu->tgt->workarounds & SBP2_WORKAROUND_INQUIRY_36)
                sdev->inquiry_len = 36;