X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fblock%2Fcciss.c;h=28f2c177a54167a0ce7d3bd9e3f1dbe7ac1d7995;hb=ad2c10f8f00d3fe2e37dd8a107e7cf4ac0459489;hp=3e9fb6e4a52a39f433e04c1a2f8a672823224215;hpb=adb2705a89e8b41abcf29c0ed86f4ce93ab36734;p=pandora-kernel.git

diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 3e9fb6e4a52a..28f2c177a541 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -1135,7 +1135,7 @@ static int revalidate_allvol(ctlr_info_t *host)
 		/* this is for the online array utilities */
 		if (!drv->heads && i)
 			continue;
-		blk_queue_hardsect_size(host->queue, drv->block_size);
+		blk_queue_hardsect_size(drv->queue, drv->block_size);
 		set_capacity(disk, drv->nr_blocks);
 		add_disk(disk);
 	}
@@ -1691,7 +1691,7 @@ static int cciss_revalidate(struct gendisk *disk)
 	cciss_read_capacity(h->ctlr, logvol, size_buff, 1, &total_size, &block_size);
 	cciss_geometry_inquiry(h->ctlr, logvol, 1, total_size, block_size, inq_buff, drv);
 
-	blk_queue_hardsect_size(h->queue, drv->block_size);
+	blk_queue_hardsect_size(drv->queue, drv->block_size);
 	set_capacity(disk, drv->nr_blocks);
 
 	kfree(size_buff);
@@ -1713,10 +1713,9 @@ static unsigned long pollcomplete(int ctlr)
 
 	for (i = 20 * HZ; i > 0; i--) {
 		done = hba[ctlr]->access.command_completed(hba[ctlr]);
-		if (done == FIFO_EMPTY) {
-			set_current_state(TASK_UNINTERRUPTIBLE);
-			schedule_timeout(1);
-		} else
+		if (done == FIFO_EMPTY)
+			schedule_timeout_uninterruptible(1);
+		else
 			return (done);
 	}
 	/* Invalid address to tell caller we ran out of time */
@@ -2248,12 +2247,12 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs)
  	 * them up.  We will also keep track of the next queue to run so
  	 * that every queue gets a chance to be started first.
  	*/
- 	for (j=0; j < NWD; j++){
- 		int curr_queue = (start_queue + j) % NWD;
+	for (j=0; j < h->highest_lun + 1; j++){
+		int curr_queue = (start_queue + j) % (h->highest_lun + 1);
  		/* make sure the disk has been added and the drive is real
  		 * because this can be called from the middle of init_one.
  		*/
- 		if(!(h->gendisk[curr_queue]->queue) ||
+		if(!(h->drv[curr_queue].queue) ||
 		 		   !(h->drv[curr_queue].heads))
  			continue;
  		blk_start_queue(h->gendisk[curr_queue]->queue);
@@ -2264,14 +2263,14 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id, struct pt_regs *regs)
  		if ((find_first_zero_bit(h->cmd_pool_bits, NR_CMDS)) == NR_CMDS)
  		{
  			if (curr_queue == start_queue){
- 				h->next_to_run = (start_queue + 1) % NWD;
+				h->next_to_run = (start_queue + 1) % (h->highest_lun + 1);
  				goto cleanup;
  			} else {
  				h->next_to_run = curr_queue;
  				goto cleanup;
  	}
  		} else {
- 			curr_queue = (curr_queue + 1) % NWD;
+			curr_queue = (curr_queue + 1) % (h->highest_lun + 1);
  		}
  	}
 
@@ -2279,7 +2278,6 @@ cleanup:
 	spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
 	return IRQ_HANDLED;
 }
-
 /* 
  *  We cannot read the structure directly, for portablity we must use 
  *   the io functions.
@@ -2789,13 +2787,6 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 	}
 
 	spin_lock_init(&hba[i]->lock);
-	q = blk_init_queue(do_cciss_request, &hba[i]->lock);
-	if (!q)
-		goto clean4;
-
-	q->backing_dev_info.ra_pages = READ_AHEAD;
-	hba[i]->queue = q;
-	q->queuedata = hba[i];
 
 	/* Initialize the pdev driver private data. 
 		have it point to hba[i].  */
@@ -2817,6 +2808,20 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 
 	cciss_procinit(i);
 
+	for(j=0; j < NWD; j++) { /* mfm */
+		drive_info_struct *drv = &(hba[i]->drv[j]);
+		struct gendisk *disk = hba[i]->gendisk[j];
+
+		q = blk_init_queue(do_cciss_request, &hba[i]->lock);
+		if (!q) {
+			printk(KERN_ERR
+			   "cciss:  unable to allocate queue for disk %d\n",
+			   j);
+			break;
+		}
+		drv->queue = q;
+
+		q->backing_dev_info.ra_pages = READ_AHEAD;
 	blk_queue_bounce_limit(q, hba[i]->pdev->dma_mask);
 
 	/* This is a hardware imposed limit. */
@@ -2827,26 +2832,23 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 
 	blk_queue_max_sectors(q, 512);
 
-
-	for(j=0; j<NWD; j++) {
-		drive_info_struct *drv = &(hba[i]->drv[j]);
-		struct gendisk *disk = hba[i]->gendisk[j];
-
+		q->queuedata = hba[i];
 		sprintf(disk->disk_name, "cciss/c%dd%d", i, j);
 		sprintf(disk->devfs_name, "cciss/host%d/target%d", i, j);
 		disk->major = hba[i]->major;
 		disk->first_minor = j << NWD_SHIFT;
 		disk->fops = &cciss_fops;
-		disk->queue = hba[i]->queue;
+		disk->queue = q;
 		disk->private_data = drv;
 		/* we must register the controller even if no disks exist */
 		/* this is for the online array utilities */
 		if(!drv->heads && j)
 			continue;
-		blk_queue_hardsect_size(hba[i]->queue, drv->block_size);
+		blk_queue_hardsect_size(q, drv->block_size);
 		set_capacity(disk, drv->nr_blocks);
 		add_disk(disk);
 	}
+
 	return(1);
 
 clean4:
@@ -2912,10 +2914,10 @@ static void __devexit cciss_remove_one (struct pci_dev *pdev)
 	for (j = 0; j < NWD; j++) {
 		struct gendisk *disk = hba[i]->gendisk[j];
 		if (disk->flags & GENHD_FL_UP)
+			blk_cleanup_queue(disk->queue);
 			del_gendisk(disk);
 	}
 
-	blk_cleanup_queue(hba[i]->queue);
 	pci_free_consistent(hba[i]->pdev, NR_CMDS * sizeof(CommandList_struct),
 			    hba[i]->cmd_pool, hba[i]->cmd_pool_dhandle);
 	pci_free_consistent(hba[i]->pdev, NR_CMDS * sizeof( ErrorInfo_struct),