diff options
Diffstat (limited to 'arch/x86/kernel/pci-gart_64.c')
| -rw-r--r-- | arch/x86/kernel/pci-gart_64.c | 25 |
1 files changed, 12 insertions, 13 deletions
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c index faf3229f8fb..c07455d1695 100644 --- 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; } |