bool coherent;
unsigned long offset;
const struct iommu_ops *iommu;
- u64 mask;
+ u64 mask, end;
ret = of_dma_get_range(np, &dma_addr, &paddr, &size);
if (ret < 0) {
* Limit coherent and dma mask based on size and default mask
* set by the driver.
*/
- mask = DMA_BIT_MASK(ilog2(dma_addr + size - 1) + 1);
+ end = dma_addr + size - 1;
+ mask = DMA_BIT_MASK(ilog2(end) + 1);
dev->coherent_dma_mask &= mask;
*dev->dma_mask &= mask;
- /* ...but only set bus mask if we found valid dma-ranges earlier */
+ /* ...but only set bus limit if we found valid dma-ranges earlier */
if (!ret)
- dev->bus_dma_mask = mask;
+ dev->bus_dma_limit = end;
coherent = of_dma_is_coherent(np);
dev_dbg(dev, "device is%sdma coherent\n",