Needed if you want to use swiotlb, harmless otherwise.

Signed-off-by: Tony Breeds <t...@bakeyournoodle.com>
---
 arch/powerpc/sysdev/ppc4xx_pci.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
index ab3293a..45148ef 100644
--- a/arch/powerpc/sysdev/ppc4xx_pci.c
+++ b/arch/powerpc/sysdev/ppc4xx_pci.c
@@ -185,9 +185,15 @@ static int __init ppc4xx_parse_dma_ranges(struct 
pci_controller *hose,
  out:
        dma_offset_set = 1;
        pci_dram_offset = res->start;
+       hose->dma_window_base_cur = res->start;
+       hose->dma_window_size = resource_size(res);
 
        printk(KERN_INFO "4xx PCI DMA offset set to 0x%08lx\n",
               pci_dram_offset);
+       printk(KERN_INFO "4xx PCI DMA window base to 0x%016llx\n",
+              (unsigned long long)hose->dma_window_base_cur);
+       printk(KERN_INFO "DMA window size 0x%016llx\n",
+              (unsigned long long)hose->dma_window_size);
        return 0;
 }
 
-- 
1.7.6.4

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