diff options
Diffstat (limited to 'drivers/pci/intel-iommu.c')
| -rw-r--r-- | drivers/pci/intel-iommu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index c933980..59de563 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -2581,6 +2581,11 @@ int intel_map_sg(struct device *hwdev, struct scatterlist *sglist, int nelems, return nelems; } +static int intel_mapping_error(struct device *dev, dma_addr_t dma_addr) +{ + return !dma_addr; +} + struct dma_map_ops intel_dma_ops = { .alloc_coherent = intel_alloc_coherent, .free_coherent = intel_free_coherent, @@ -2588,6 +2593,7 @@ struct dma_map_ops intel_dma_ops = { .unmap_sg = intel_unmap_sg, .map_page = intel_map_page, .unmap_page = intel_unmap_page, + .mapping_error = intel_mapping_error, }; static inline int iommu_domain_cache_init(void) |
