pci: use pci_ioremap_bar() in drivers/serial

Use the newly introduced pci_ioremap_bar() function in drivers/serial.
pci_ioremap_bar() just takes a pci device and a bar number, with the goal
of making it really hard to get wrong, while also having a central place
to stick sanity checks.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index e371a9c15341..a07015d646dd 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -398,8 +398,7 @@ static int sbs_init(struct pci_dev *dev)
 {
         u8 __iomem *p;
 
-        p = ioremap_nocache(pci_resource_start(dev, 0),
-                                                pci_resource_len(dev, 0));
+        p = pci_ioremap_bar(dev, 0);
 
         if (p == NULL)
                 return -ENOMEM;
@@ -423,8 +422,7 @@ static void __devexit sbs_exit(struct pci_dev *dev)
 {
         u8 __iomem *p;
 
-        p = ioremap_nocache(pci_resource_start(dev, 0),
-                                        pci_resource_len(dev, 0));
+        p = pci_ioremap_bar(dev, 0);
         /* FIXME: What if resource_len < OCT_REG_CR_OFF */
         if (p != NULL)
                 writeb(0, p + OCT_REG_CR_OFF);