static int ibmebus_dma_supported(struct device *dev, u64 mask)
{
- return 1;
+ return mask == DMA_BIT_MASK(64);
+}
+
+static u64 ibmebus_dma_get_required_mask(struct device *dev)
+{
+ return DMA_BIT_MASK(64);
}
static struct dma_map_ops ibmebus_dma_ops = {
- .alloc_coherent = ibmebus_alloc_coherent,
- .free_coherent = ibmebus_free_coherent,
- .map_sg = ibmebus_map_sg,
- .unmap_sg = ibmebus_unmap_sg,
- .dma_supported = ibmebus_dma_supported,
- .map_page = ibmebus_map_page,
- .unmap_page = ibmebus_unmap_page,
+ .alloc_coherent = ibmebus_alloc_coherent,
+ .free_coherent = ibmebus_free_coherent,
+ .map_sg = ibmebus_map_sg,
+ .unmap_sg = ibmebus_unmap_sg,
+ .dma_supported = ibmebus_dma_supported,
+ .get_required_mask = ibmebus_dma_get_required_mask,
+ .map_page = ibmebus_map_page,
+ .unmap_page = ibmebus_unmap_page,
};
static int ibmebus_match_path(struct device *dev, void *data)