[SCSI] bfa: use pci_iomap() and pci_iounmap()

Use pci_iomap() and pci_iounmap() to simplify the code. Remove uncessary #ifdef
check for ia64 (it was added as a workaound for some RHEL 5.x release which
doesn't export iounmap function)

Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

2 files changed, 1 insertions, 9 deletions

diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index 3a5163d3675d..0baeabadb5b2 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -590,7 +590,6 @@ bfad_init_timer(struct bfad_s *bfad)
 int
 bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
 {
-        unsigned long   bar0_len;
         int             rc = -ENODEV;
 
         if (pci_enable_device(pdev)) {
@@ -610,9 +609,7 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
                         goto out_release_region;
                 }
 
-        bfad->pci_bar0_map = pci_resource_start(pdev, 0);
-        bar0_len = pci_resource_len(pdev, 0);
-        bfad->pci_bar0_kva = ioremap(bfad->pci_bar0_map, bar0_len);
+        bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
 
         if (bfad->pci_bar0_kva == NULL) {
                 BFA_PRINTF(BFA_ERR, "Fail to map bar0\n");
@@ -645,11 +642,7 @@ out:
 void
 bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
 {
-#if defined(__ia64__)
         pci_iounmap(pdev, bfad->pci_bar0_kva);
-#else
-        iounmap(bfad->pci_bar0_kva);
-#endif
         pci_release_regions(pdev);
         pci_disable_device(pdev);
         pci_set_drvdata(pdev, NULL);
diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
index f4b14396c4ac..0639aedcb610 100644
--- a/drivers/scsi/bfa/bfad_drv.h
+++ b/drivers/scsi/bfa/bfad_drv.h
@@ -162,7 +162,6 @@ struct bfad_s {
         const char *pci_name;
         struct bfa_pcidev_s hal_pcidev;
         struct bfa_ioc_pci_attr_s pci_attr;
-        unsigned long   pci_bar0_map;
         void __iomem   *pci_bar0_kva;
         struct completion comp;
         struct completion suspend;