pata_artop: Use ioread8.

Support for non x86 targets.

Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>

diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c
index 96c05c9..3731dea 100644 (file)
--- a/drivers/ata/pata_artop.c
+++ b/drivers/ata/pata_artop.c
@@ -340,6 +340,18 @@ static void atp8xx_fixup(struct pci_dev *pdev)
        }
 }
 
+static int is_fast(struct pci_dev *pdev)
+{
+       int ret = 0;
+       void __iomem *addr;
+
+       addr = pci_iomap(pdev, 4, 1);
+       if (ioread8(addr) & 0x10)
+               ret = 1;
+       pci_iounmap(pdev, addr);
+
+       return ret;
+}
 /**
  *     artop_init_one - Register ARTOP ATA PCI device with kernel services
  *     @pdev: PCI device to register
@@ -398,10 +410,8 @@ static int artop_init_one (struct pci_dev *pdev, const struct pci_device_id *id)
        else if (id->driver_data == 1)  /* 6260 */
                ppi[0] = &info_626x;
        else if (id->driver_data == 2)  { /* 6280 or 6280 + fast */
-               unsigned long io = pci_resource_start(pdev, 4);
-
                ppi[0] = &info_628x;
-               if (inb(io) & 0x10)
+               if (is_fast(pdev))
                        ppi[0] = &info_628x_fast;
        }