Merge branches 'tracing/doc', 'tracing/ftrace', 'tracing/printk' and 'linus' into...

[linux-2.6-omap-h63xx.git] / arch / x86 / kernel / pci-dma.c

diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 7a3dfceb90e47a341295ca3f1201c232b5beb814..b25428533141a5a73fb8787268864b774c5e9752 100644 (file)
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -38,7 +38,7 @@ EXPORT_SYMBOL(bad_dma_address);
    be probably a smaller DMA mask, but this is bug-to-bug compatible
    to older i386. */
 struct device x86_dma_fallback_dev = {
-       .bus_id = "fallback device",
+       .init_name = "fallback device",
        .coherent_dma_mask = DMA_32BIT_MASK,
        .dma_mask = &x86_dma_fallback_dev.coherent_dma_mask,
 };
@@ -101,11 +101,15 @@ static void __init dma32_free_bootmem(void)
        dma32_bootmem_ptr = NULL;
        dma32_bootmem_size = 0;
 }
+#endif
 
 void __init pci_iommu_alloc(void)
 {
+#ifdef CONFIG_X86_64
        /* free the range so iommu could get some range less than 4G */
        dma32_free_bootmem();
+#endif
+
        /*
         * The order of these functions is important for
         * fall-back/fail-over reasons
@@ -121,15 +125,6 @@ void __init pci_iommu_alloc(void)
        pci_swiotlb_init();
 }
 
-unsigned long iommu_nr_pages(unsigned long addr, unsigned long len)
-{
-       unsigned long size = roundup((addr & ~PAGE_MASK) + len, PAGE_SIZE);
-
-       return size >> PAGE_SHIFT;
-}
-EXPORT_SYMBOL(iommu_nr_pages);
-#endif
-
 void *dma_generic_alloc_coherent(struct device *dev, size_t size,
                                 dma_addr_t *dma_addr, gfp_t flag)
 {