pci_schizo: Use of_get_property() and delete spurious local vars.

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

1 files changed, 8 insertions, 17 deletions

diff --git a/arch/sparc64/kernel/pci_schizo.c b/arch/sparc64/kernel/pci_schizo.c
index 64904b180f49..e1c565744d3f 100644
--- a/arch/sparc64/kernel/pci_schizo.c
+++ b/arch/sparc64/kernel/pci_schizo.c
@@ -1152,24 +1152,17 @@ static void schizo_pbm_strbuf_init(struct pci_pbm_info *pbm)
 
 static int schizo_pbm_iommu_init(struct pci_pbm_info *pbm)
 {
-        struct iommu *iommu = pbm->iommu;
+        static const u32 vdma_default[] = { 0xc0000000, 0x40000000 };
         unsigned long i, tagbase, database;
-        struct property *prop;
-        u32 vdma[2], dma_mask;
+        struct iommu *iommu = pbm->iommu;
         int tsbsize, err;
+        const u32 *vdma;
+        u32 dma_mask;
         u64 control;
 
-        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] = 0xc0000000;
-                vdma[1] = 0x40000000;
-        }
+        vdma = of_get_property(pbm->prom_node, "virtual-dma", NULL);
+        if (!vdma)
+                vdma = vdma_default;
 
         dma_mask = vdma[0];
         switch (vdma[1]) {
@@ -1284,7 +1277,6 @@ static int schizo_pbm_iommu_init(struct pci_pbm_info *pbm)
 
 static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
 {
-        struct property *prop;
         u64 tmp;
 
         schizo_write(pbm->pbm_regs + SCHIZO_PCI_IRQ_RETRY, 5);
@@ -1298,8 +1290,7 @@ static void schizo_pbm_hw_init(struct pci_pbm_info *pbm)
             pbm->chip_version >= 0x2)
                 tmp |= 0x3UL << SCHIZO_PCICTRL_PTO_SHIFT;
 
-        prop = of_find_property(pbm->prom_node, "no-bus-parking", NULL);
-        if (!prop)
+        if (!of_find_property(pbm->prom_node, "no-bus-parking", NULL))
                 tmp |= SCHIZO_PCICTRL_PARK;
         else
                 tmp &= ~SCHIZO_PCICTRL_PARK;