Merge HEAD from ../scsi-misc-2.6-tmp

[sfrench/cifs-2.6.git] / drivers / scsi / aic7xxx / aic7xxx_osm.c

diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 116d0f51ca2cae984bc50d09c0d13931f6cbcebf..54173887e1605af55efa56fe7da334e85291bb89 100644 (file)
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -635,6 +635,8 @@ ahc_linux_slave_alloc(struct scsi_device *sdev)
        
        targ->sdev[sdev->lun] = sdev;
 
+       spi_period(starget) = 0;
+
        return 0;
 }
 
@@ -1264,14 +1266,12 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
        }
        switch ((dev->flags & (AHC_DEV_Q_BASIC|AHC_DEV_Q_TAGGED))) {
        case AHC_DEV_Q_BASIC:
-               scsi_adjust_queue_depth(sdev,
-                                       MSG_SIMPLE_TASK,
-                                       dev->openings + dev->active);
+               scsi_set_tag_type(sdev, MSG_SIMPLE_TAG);
+               scsi_activate_tcq(sdev, dev->openings + dev->active);
                break;
        case AHC_DEV_Q_TAGGED:
-               scsi_adjust_queue_depth(sdev,
-                                       MSG_ORDERED_TASK,
-                                       dev->openings + dev->active);
+               scsi_set_tag_type(sdev, MSG_ORDERED_TAG);
+               scsi_activate_tcq(sdev, dev->openings + dev->active);
                break;
        default:
                /*
@@ -1280,9 +1280,7 @@ ahc_platform_set_tags(struct ahc_softc *ahc, struct ahc_devinfo *devinfo,
                 * serially on the controller/device.  This should
                 * remove some latency.
                 */
-               scsi_adjust_queue_depth(sdev,
-                                       /*NON-TAGGED*/0,
-                                       /*queue depth*/2);
+               scsi_deactivate_tcq(sdev, 2);
                break;
        }
 }
@@ -1616,9 +1614,9 @@ ahc_send_async(struct ahc_softc *ahc, char channel,
                if (channel == 'B')
                        target_offset += 8;
                starget = ahc->platform_data->starget[target_offset];
-               targ = scsi_transport_target_data(starget);
-               if (targ == NULL)
+               if (starget == NULL)
                        break;
+               targ = scsi_transport_target_data(starget);
 
                target_ppr_options =
                        (spi_dt(starget) ? MSG_EXT_PPR_DT_REQ : 0)
@@ -1635,9 +1633,9 @@ ahc_send_async(struct ahc_softc *ahc, char channel,
                spi_period(starget) = tinfo->curr.period;
                spi_width(starget) = tinfo->curr.width;
                spi_offset(starget) = tinfo->curr.offset;
-               spi_dt(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_DT_REQ;
-               spi_qas(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_QAS_REQ;
-               spi_iu(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_IU_REQ;
+               spi_dt(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_DT_REQ ? 1 : 0;
+               spi_qas(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_QAS_REQ ? 1 : 0;
+               spi_iu(starget) = tinfo->curr.ppr_options & MSG_EXT_PPR_IU_REQ ? 1 : 0;
                spi_display_xfer_agreement(starget);
                break;
        }
@@ -2333,8 +2331,6 @@ ahc_platform_dump_card_state(struct ahc_softc *ahc)
 {
 }
 
-static void ahc_linux_exit(void);
-
 static void ahc_linux_set_width(struct scsi_target *starget, int width)
 {
        struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
@@ -2429,12 +2425,14 @@ static void ahc_linux_set_dt(struct scsi_target *starget, int dt)
        unsigned int ppr_options = tinfo->goal.ppr_options
                & ~MSG_EXT_PPR_DT_REQ;
        unsigned int period = tinfo->goal.period;
+       unsigned int width = tinfo->goal.width;
        unsigned long flags;
        struct ahc_syncrate *syncrate;
 
        if (dt) {
-               period = 9;     /* 12.5ns is the only period valid for DT */
                ppr_options |= MSG_EXT_PPR_DT_REQ;
+               if (!width)
+                       ahc_linux_set_width(starget, 1);
        } else if (period == 9)
                period = 10;    /* if resetting DT, period must be >= 25ns */