ptep += ARM_LPAE_LVL_IDX(iova, lvl, data);
/* If we can install a leaf entry at this level, then do so */
- if (size == block_size && (size & cfg->pgsize_bitmap))
+ if (size == block_size)
return arm_lpae_init_pte(data, iova, paddr, prot, lvl, ptep);
/* We can't allocate tables at the final level */
phys_addr_t paddr, size_t size, int iommu_prot)
{
struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops);
+ struct io_pgtable_cfg *cfg = &data->iop.cfg;
arm_lpae_iopte *ptep = data->pgd;
int ret, lvl = ARM_LPAE_START_LVL(data);
arm_lpae_iopte prot;
if (!(iommu_prot & (IOMMU_READ | IOMMU_WRITE)))
return 0;
+ if (WARN_ON(!size || (size & cfg->pgsize_bitmap) != size))
+ return -EINVAL;
+
if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias) ||
paddr >= (1ULL << data->iop.cfg.oas)))
return -ERANGE;
size_t size, struct iommu_iotlb_gather *gather)
{
struct arm_lpae_io_pgtable *data = io_pgtable_ops_to_data(ops);
+ struct io_pgtable_cfg *cfg = &data->iop.cfg;
arm_lpae_iopte *ptep = data->pgd;
int lvl = ARM_LPAE_START_LVL(data);
+ if (WARN_ON(!size || (size & cfg->pgsize_bitmap) != size))
+ return 0;
+
if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias)))
return 0;