diff options
| author | Len Brown <len.brown@intel.com> | 2011-03-18 18:06:08 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2011-03-18 18:06:08 -0400 |
| commit | 05534c9ffc9d5d950b14de8ba49a7609dc59b0b8 (patch) | |
| tree | 65a01a1e0bc0e28c64fb5105cc763949f5412b4b /lib/swiotlb.c | |
| parent | dd87cc53c42f3260b7eb7f60822de0fa9e58af59 (diff) | |
| parent | 589c7a39ae2f2b74fd13ae344ca1dcca61da6bca (diff) | |
Merge branch 'acpica' into release
Diffstat (limited to 'lib/swiotlb.c')
| -rw-r--r-- | lib/swiotlb.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/swiotlb.c b/lib/swiotlb.c index c47bbe11b80..93ca08b8a45 100644 --- a/lib/swiotlb.c +++ b/lib/swiotlb.c @@ -686,8 +686,10 @@ dma_addr_t swiotlb_map_page(struct device *dev, struct page *page, /* * Ensure that the address returned is DMA'ble */ - if (!dma_capable(dev, dev_addr, size)) - panic("map_single: bounce buffer is not DMA'ble"); + if (!dma_capable(dev, dev_addr, size)) { + swiotlb_tbl_unmap_single(dev, map, size, dir); + dev_addr = swiotlb_virt_to_bus(dev, io_tlb_overflow_buffer); + } return dev_addr; } |