Merge branch 'powerpc-next' of master.kernel.org:/pub/scm/linux/kernel/git/galak...

[sfrench/cifs-2.6.git] / arch / x86 / kernel / pci-gart_64.c

diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c
index faf3229f8fb35feed3dd8ee31d521c33086dc621..c07455d1695f531843df8bf165ce5131bb1ca836 100644 (file)
--- a/arch/x86/kernel/pci-gart_64.c
+++ b/arch/x86/kernel/pci-gart_64.c
@@ -264,9 +264,9 @@ static dma_addr_t dma_map_area(struct device *dev, dma_addr_t phys_mem,
 }
 
 static dma_addr_t
-gart_map_simple(struct device *dev, char *buf, size_t size, int dir)
+gart_map_simple(struct device *dev, phys_addr_t paddr, size_t size, int dir)
 {
-       dma_addr_t map = dma_map_area(dev, virt_to_bus(buf), size, dir);
+       dma_addr_t map = dma_map_area(dev, paddr, size, dir);
 
        flush_gart();
 
@@ -275,18 +275,17 @@ gart_map_simple(struct device *dev, char *buf, size_t size, int dir)
 
 /* Map a single area into the IOMMU */
 static dma_addr_t
-gart_map_single(struct device *dev, void *addr, size_t size, int dir)
+gart_map_single(struct device *dev, phys_addr_t paddr, size_t size, int dir)
 {
-       unsigned long phys_mem, bus;
+       unsigned long bus;
 
        if (!dev)
                dev = &fallback_dev;
 
-       phys_mem = virt_to_phys(addr);
-       if (!need_iommu(dev, phys_mem, size))
-               return phys_mem;
+       if (!need_iommu(dev, paddr, size))
+               return paddr;
 
-       bus = gart_map_simple(dev, addr, size, dir);
+       bus = gart_map_simple(dev, paddr, size, dir);
 
        return bus;
 }
@@ -615,8 +614,8 @@ static __init int init_k8_gatt(struct agp_kern_info *info)
 
  nommu:
        /* Should not happen anymore */
-       printk(KERN_ERR "PCI-DMA: More than 4GB of RAM and no IOMMU\n"
-              KERN_ERR "PCI-DMA: 32bit PCI IO may malfunction.\n");
+       printk(KERN_WARNING "PCI-DMA: More than 4GB of RAM and no IOMMU\n"
+              KERN_WARNING "falling back to iommu=soft.\n");
        return -1;
 }
 
@@ -692,9 +691,9 @@ void __init gart_iommu_init(void)
            !gart_iommu_aperture ||
            (no_agp && init_k8_gatt(&info) < 0)) {
                if (end_pfn > MAX_DMA32_PFN) {
-                       printk(KERN_ERR "WARNING more than 4GB of memory "
-                                       "but GART IOMMU not available.\n"
-                              KERN_ERR "WARNING 32bit PCI may malfunction.\n");
+                       printk(KERN_WARNING "More than 4GB of memory "
+                                         "but GART IOMMU not available.\n"
+                              KERN_WARNING "falling back to iommu=soft.\n");
                }
                return;
        }