[SCSI] aacraid: Use resource_size_t for IO mem pointers and offsets

This also stops using the "legacy crap" in Scsi_Host (shost->base is an
unsigned long).

This affected 32-bit systems that have 64-bit resource sizes, causing the
IO address to be truncated.

Signed-off-by: Ben Collins <bcollins@ubuntu.com>
Acked-by: Achim Leubner <Achim_Leubner@pmc-sierra.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/aacraid/aacraid.h

@@ -1052,10 +1052,11 @@ struct aac_dev
 	struct adapter_ops	a_ops;
 	unsigned long		fsrev;		/* Main driver's revision number */
 
-	unsigned long		dbg_base;	/* address of UART
+	resource_size_t		base_start;	/* main IO base */
+	resource_size_t		dbg_base;	/* address of UART
 						 * debug buffer */
 
-	unsigned		base_size, dbg_size;	/* Size of
+	resource_size_t		base_size, dbg_size;	/* Size of
 							 *  mapped in region */
 
 	struct aac_init		*init;		/* Holds initialization info to communicate with adapter */

drivers/scsi/aacraid/linit.c

@@ -1145,11 +1145,11 @@ static int __devinit aac_probe_one(struct pci_dev *pdev,
 		goto out_disable_pdev;
 
 	shost->irq = pdev->irq;
-	shost->base = pci_resource_start(pdev, 0);
 	shost->unique_id = unique_id;
 	shost->max_cmd_len = 16;
 
 	aac = (struct aac_dev *)shost->hostdata;
+	aac->base_start = pci_resource_start(pdev, 0);
 	aac->scsi_host_ptr = shost;
 	aac->pdev = pdev;
 	aac->name = aac_driver_template.name;

drivers/scsi/aacraid/nark.c

@@ -49,14 +49,14 @@ static int aac_nark_ioremap(struct aac_dev * dev, u32 size)
 		dev->base = NULL;
 		return 0;
 	}
-	dev->scsi_host_ptr->base = pci_resource_start(dev->pdev, 2);
+	dev->base_start = pci_resource_start(dev->pdev, 2);
 	dev->regs.rx = ioremap((u64)pci_resource_start(dev->pdev, 0) |
 	  ((u64)pci_resource_start(dev->pdev, 1) << 32),
 	  sizeof(struct rx_registers) - sizeof(struct rx_inbound));
 	dev->base = NULL;
 	if (dev->regs.rx == NULL)
 		return -1;
-	dev->base = ioremap(dev->scsi_host_ptr->base, size);
+	dev->base = ioremap(dev->base_start, size);
 	if (dev->base == NULL) {
 		iounmap(dev->regs.rx);
 		dev->regs.rx = NULL;

drivers/scsi/aacraid/rkt.c

@@ -79,7 +79,7 @@ static int aac_rkt_ioremap(struct aac_dev * dev, u32 size)
 		iounmap(dev->regs.rkt);
 		return 0;
 	}
-	dev->base = dev->regs.rkt = ioremap(dev->scsi_host_ptr->base, size);
+	dev->base = dev->regs.rkt = ioremap(dev->base_start, size);
 	if (dev->base == NULL)
 		return -1;
 	dev->IndexRegs = &dev->regs.rkt->IndexRegs;

drivers/scsi/aacraid/rx.c

@@ -471,7 +471,7 @@ static int aac_rx_ioremap(struct aac_dev * dev, u32 size)
 		iounmap(dev->regs.rx);
 		return 0;
 	}
-	dev->base = dev->regs.rx = ioremap(dev->scsi_host_ptr->base, size);
+	dev->base = dev->regs.rx = ioremap(dev->base_start, size);
 	if (dev->base == NULL)
 		return -1;
 	dev->IndexRegs = &dev->regs.rx->IndexRegs;
@@ -653,7 +653,7 @@ int _aac_rx_init(struct aac_dev *dev)
 			name, instance);
 		goto error_iounmap;
 	}
-	dev->dbg_base = dev->scsi_host_ptr->base;
+	dev->dbg_base = dev->base_start;
 	dev->dbg_base_mapped = dev->base;
 	dev->dbg_size = dev->base_size;
 

drivers/scsi/aacraid/sa.c

@@ -305,7 +305,7 @@ static int aac_sa_ioremap(struct aac_dev * dev, u32 size)
 		iounmap(dev->regs.sa);
 		return 0;
 	}
-	dev->base = dev->regs.sa = ioremap(dev->scsi_host_ptr->base, size);
+	dev->base = dev->regs.sa = ioremap(dev->base_start, size);
 	return (dev->base == NULL) ? -1 : 0;
 }
 
@@ -393,7 +393,7 @@ int aac_sa_init(struct aac_dev *dev)
 			name, instance);
 		goto error_iounmap;
 	}
-	dev->dbg_base = dev->scsi_host_ptr->base;
+	dev->dbg_base = dev->base_start;
 	dev->dbg_base_mapped = dev->base;
 	dev->dbg_size = dev->base_size;
 

drivers/scsi/aacraid/src.c

@@ -435,8 +435,7 @@ static int aac_src_ioremap(struct aac_dev *dev, u32 size)
 	dev->base = NULL;
 	if (dev->regs.src.bar1 == NULL)
 		return -1;
-	dev->base = dev->regs.src.bar0 = ioremap(dev->scsi_host_ptr->base,
-				size);
+	dev->base = dev->regs.src.bar0 = ioremap(dev->base_start, size);
 	if (dev->base == NULL) {
 		iounmap(dev->regs.src.bar1);
 		dev->regs.src.bar1 = NULL;
@@ -459,7 +458,7 @@ static int aac_srcv_ioremap(struct aac_dev *dev, u32 size)
 		dev->base = dev->regs.src.bar0 = NULL;
 		return 0;
 	}
-	dev->base = dev->regs.src.bar0 = ioremap(dev->scsi_host_ptr->base, size);
+	dev->base = dev->regs.src.bar0 = ioremap(dev->base_start, size);
 	if (dev->base == NULL)
 		return -1;
 	dev->IndexRegs = &((struct src_registers __iomem *)
@@ -764,7 +763,7 @@ int aac_srcv_init(struct aac_dev *dev)
 			name, instance);
 		goto error_iounmap;
 	}
-	dev->dbg_base = dev->scsi_host_ptr->base;
+	dev->dbg_base = dev->base_start;
 	dev->dbg_base_mapped = dev->base;
 	dev->dbg_size = dev->base_size;