pci_sun4v: Use of_get_property().

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 7 insertions, 14 deletions

diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 4839c503c88d..6bed2f6bf7cd 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -587,22 +587,15 @@ static unsigned long __init probe_existing_entries(struct pci_pbm_info *pbm,
 
 static int __init pci_sun4v_iommu_init(struct pci_pbm_info *pbm)
 {
+        static const u32 vdma_default[] = { 0x80000000, 0x80000000 };
         struct iommu *iommu = pbm->iommu;
-        struct property *prop;
         unsigned long num_tsb_entries, sz, tsbsize;
-        u32 vdma[2], dma_mask, dma_offset;
-
-        prop = of_find_property(pbm->prom_node, "virtual-dma", NULL);
-        if (prop) {
-                u32 *val = prop->value;
-
-                vdma[0] = val[0];
-                vdma[1] = val[1];
-        } else {
-                /* No property, use default values. */
-                vdma[0] = 0x80000000;
-                vdma[1] = 0x80000000;
-        }
+        u32 dma_mask, dma_offset;
+        const u32 *vdma;
+
+        vdma = of_get_property(pbm->prom_node, "virtual-dma", NULL);
+        if (!vdma)
+                vdma = vdma_default;
 
         if ((vdma[0] | vdma[1]) & ~IO_PAGE_MASK) {
                 printk(KERN_ERR PFX "Strange virtual-dma[%08x:%08x].\n",