[SCSI] scsi_transport_srp: remove tgt dependencies

[linux-2.6-omap-h63xx.git] / drivers / scsi / sd.c

diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 00e46662296f89ebdfe1def87804f10fcd5e390c..2c6116fd457818a27be8552119425030a6143e68 100644 (file)
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -241,7 +241,6 @@ static struct scsi_driver sd_template = {
        },
        .rescan                 = sd_rescan,
        .init_command           = sd_init_command,
-       .issue_flush            = sd_issue_flush,
 };
 
 /*
@@ -684,7 +683,7 @@ static int sd_ioctl(struct inode * inode, struct file * filp,
                case SCSI_IOCTL_GET_BUS_NUMBER:
                        return scsi_ioctl(sdp, cmd, p);
                default:
-                       error = scsi_cmd_ioctl(filp, disk, cmd, p);
+                       error = scsi_cmd_ioctl(filp, disk->queue, disk, cmd, p);
                        if (error != -ENOTTY)
                                return error;
        }
@@ -800,10 +799,17 @@ static int sd_sync_cache(struct scsi_disk *sdkp)
        return 0;
 }
 
-static int sd_issue_flush(struct device *dev, sector_t *error_sector)
+static int sd_issue_flush(struct request_queue *q, struct gendisk *disk,
+                         sector_t *error_sector)
 {
        int ret = 0;
-       struct scsi_disk *sdkp = scsi_disk_get_from_dev(dev);
+       struct scsi_device *sdp = q->queuedata;
+       struct scsi_disk *sdkp;
+
+       if (sdp->sdev_state != SDEV_RUNNING)
+               return -ENXIO;
+
+       sdkp = scsi_disk_get_from_dev(&sdp->sdev_gendev);
 
        if (!sdkp)
                return -ENODEV;
@@ -814,7 +820,7 @@ static int sd_issue_flush(struct device *dev, sector_t *error_sector)
        return ret;
 }
 
-static void sd_prepare_flush(request_queue_t *q, struct request *rq)
+static void sd_prepare_flush(struct request_queue *q, struct request *rq)
 {
        memset(rq->cmd, 0, sizeof(rq->cmd));
        rq->cmd_type = REQ_TYPE_BLOCK_PC;
@@ -1285,7 +1291,7 @@ got_data:
                 */
                int hard_sector = sector_size;
                sector_t sz = (sdkp->capacity/2) * (hard_sector/256);
-               request_queue_t *queue = sdp->request_queue;
+               struct request_queue *queue = sdp->request_queue;
                sector_t mb = sz;
 
                blk_queue_hardsect_size(queue, hard_sector);
@@ -1515,7 +1521,7 @@ static int sd_revalidate_disk(struct gendisk *disk)
        if (!scsi_device_online(sdp))
                goto out;
 
-       buffer = kmalloc(SD_BUF_SIZE, GFP_KERNEL | __GFP_DMA);
+       buffer = kmalloc(SD_BUF_SIZE, GFP_KERNEL);
        if (!buffer) {
                sd_printk(KERN_WARNING, sdkp, "sd_revalidate_disk: Memory "
                          "allocation failure.\n");
@@ -1663,6 +1669,8 @@ static int sd_probe(struct device *dev)
 
        sd_revalidate_disk(gd);
 
+       blk_queue_issue_flush_fn(sdp->request_queue, sd_issue_flush);
+
        gd->driverfs_dev = &sdp->sdev_gendev;
        gd->flags = GENHD_FL_DRIVERFS;
        if (sdp->removable)
@@ -1789,7 +1797,7 @@ static void sd_shutdown(struct device *dev)
 static int sd_suspend(struct device *dev, pm_message_t mesg)
 {
        struct scsi_disk *sdkp = scsi_disk_get_from_dev(dev);
-       int ret;
+       int ret = 0;
 
        if (!sdkp)
                return 0;       /* this can happen */
@@ -1798,30 +1806,34 @@ static int sd_suspend(struct device *dev, pm_message_t mesg)
                sd_printk(KERN_NOTICE, sdkp, "Synchronizing SCSI cache\n");
                ret = sd_sync_cache(sdkp);
                if (ret)
-                       return ret;
+                       goto done;
        }
 
        if (mesg.event == PM_EVENT_SUSPEND &&
            sdkp->device->manage_start_stop) {
                sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n");
                ret = sd_start_stop_device(sdkp, 0);
-               if (ret)
-                       return ret;
        }
 
-       return 0;
+done:
+       scsi_disk_put(sdkp);
+       return ret;
 }
 
 static int sd_resume(struct device *dev)
 {
        struct scsi_disk *sdkp = scsi_disk_get_from_dev(dev);
+       int ret = 0;
 
        if (!sdkp->device->manage_start_stop)
-               return 0;
+               goto done;
 
        sd_printk(KERN_NOTICE, sdkp, "Starting disk\n");
+       ret = sd_start_stop_device(sdkp, 1);
 
-       return sd_start_stop_device(sdkp, 1);
+done:
+       scsi_disk_put(sdkp);
+       return ret;
 }
 
 /**