[MTD] pmc551 pci cleanup

Use pci_resource_start for getting start of regions and pci_iomap to not
doing this directly by using dev->resource... (Thanks to Rolf Eike Beer)

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 5 insertions, 8 deletions

diff --git a/drivers/mtd/devices/pmc551.c b/drivers/mtd/devices/pmc551.c
index 62a918895df4..354e1657cc26 100644
--- a/drivers/mtd/devices/pmc551.c
+++ b/drivers/mtd/devices/pmc551.c
@@ -568,8 +568,7 @@ static u32 fixup_pmc551(struct pci_dev *dev)
                 size >> 10 : size >> 20,
                 (size < 1024) ? 'B' : (size < 1048576) ? 'K' : 'M', size,
                 ((dcmd & (0x1 << 3)) == 0) ? "non-" : "",
-                (unsigned long long)((dev->resource[0].start) &
-                                    PCI_BASE_ADDRESS_MEM_MASK));
+                (unsigned long long)pci_resource_start(dev, 0));
 
         /*
          * Check to see the state of the memory
@@ -705,7 +704,7 @@ static int __init init_pmc551(void)
                 }
 
                 printk(KERN_NOTICE "pmc551: Found PCI V370PDC at 0x%llx\n",
-                        (unsigned long long)PCI_Device->resource[0].start);
+                        (unsigned long long)pci_resource_start(PCI_Device, 0));
 
                 /*
                  * The PMC551 device acts VERY weird if you don't init it
@@ -762,9 +761,7 @@ static int __init init_pmc551(void)
                                 "size %dM\n", asize >> 20);
                         priv->asize = asize;
                 }
-                priv->start = ioremap(((PCI_Device->resource[0].start)
-                                        & PCI_BASE_ADDRESS_MEM_MASK),
-                                      priv->asize);
+                priv->start = pci_iomap(PCI_Device, 0, priv->asize);
 
                 if (!priv->start) {
                         printk(KERN_NOTICE "pmc551: Unable to map IO space\n");
@@ -805,7 +802,7 @@ static int __init init_pmc551(void)
                 if (add_mtd_device(mtd)) {
                         printk(KERN_NOTICE "pmc551: Failed to register new "
                                 "device\n");
-                        iounmap(priv->start);
+                        pci_iounmap(PCI_Device, priv->start);
                         kfree(mtd->priv);
                         kfree(mtd);
                         break;
@@ -856,7 +853,7 @@ static void __exit cleanup_pmc551(void)
                 if (priv->start) {
                         printk(KERN_DEBUG "pmc551: unmapping %dM starting at "
                                 "0x%p\n", priv->asize >> 20, priv->start);
-                        iounmap(priv->start);
+                        pci_iounmap(priv->dev, priv->start);
                 }
                 pci_dev_put(priv->dev);