1 files changed, 6 insertions, 24 deletions

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index bbb30d882f05..47c7afcb36f2 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -190,7 +190,7 @@ static ssize_t ata_scsi_park_show(struct device *device,
         struct ata_port *ap;
         struct ata_link *link;
         struct ata_device *dev;
-        unsigned long flags;
+        unsigned long flags, now;
         unsigned int uninitialized_var(msecs);
         int rc = 0;
 
@@ -208,10 +208,11 @@ static ssize_t ata_scsi_park_show(struct device *device,
         }
 
         link = dev->link;
+        now = jiffies;
         if (ap->pflags & ATA_PFLAG_EH_IN_PROGRESS &&
             link->eh_context.unloaded_mask & (1 << dev->devno) &&
-            time_after(dev->unpark_deadline, jiffies))
-                msecs = jiffies_to_msecs(dev->unpark_deadline - jiffies);
+            time_after(dev->unpark_deadline, now))
+                msecs = jiffies_to_msecs(dev->unpark_deadline - now);
         else
                 msecs = 0;
 
@@ -708,11 +709,7 @@ static struct ata_queued_cmd *ata_scsi_qc_new(struct ata_device *dev,
 {
         struct ata_queued_cmd *qc;
 
-        if (cmd->request->tag != -1)
-                qc = ata_qc_new_init(dev, cmd->request->tag);
-        else
-                qc = ata_qc_new_init(dev, 0);
-
+        qc = ata_qc_new_init(dev);
         if (qc) {
                 qc->scsicmd = cmd;
                 qc->scsidone = done;
@@ -1107,17 +1104,7 @@ static int ata_scsi_dev_config(struct scsi_device *sdev,
 
                 depth = min(sdev->host->can_queue, ata_id_queue_depth(dev->id));
                 depth = min(ATA_MAX_QUEUE - 1, depth);
-
-                /*
-                 * If this device is behind a port multiplier, we have
-                 * to share the tag map between all devices on that PMP.
-                 * Set up the shared tag map here and we get automatic.
-                 */
-                if (dev->link->ap->pmp_link)
-                        scsi_init_shared_tag_map(sdev->host, ATA_MAX_QUEUE - 1);
-
-                scsi_set_tag_type(sdev, MSG_SIMPLE_TAG);
-                scsi_activate_tcq(sdev, depth);
+                scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, depth);
         }
 
         return 0;
@@ -1957,11 +1944,6 @@ static unsigned int ata_scsiop_inq_std(struct ata_scsi_args *args, u8 *rbuf)
                 hdr[1] |= (1 << 7);
 
         memcpy(rbuf, hdr, sizeof(hdr));
-
-        /* if ncq, set tags supported */
-        if (ata_id_has_ncq(args->id))
-                rbuf[7] |= (1 << 1);
-
         memcpy(&rbuf[8], "ATA     ", 8);
         ata_id_string(args->id, &rbuf[16], ATA_ID_PROD, 16);
         ata_id_string(args->id, &rbuf[32], ATA_ID_FW_REV, 4);