diff options
Diffstat (limited to 'drivers/iommu/tegra-smmu.c')
| -rw-r--r-- | drivers/iommu/tegra-smmu.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 046add7acb61..9bfff94ca348 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -1111,7 +1111,7 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev, smmu->pfn_mask = BIT_MASK(mc->soc->num_address_bits - PAGE_SHIFT) - 1; dev_dbg(dev, "address bits: %u, PFN mask: %#lx\n", mc->soc->num_address_bits, smmu->pfn_mask); - smmu->tlb_mask = (smmu->soc->num_tlb_lines << 1) - 1; + smmu->tlb_mask = (1 << fls(smmu->soc->num_tlb_lines)) - 1; dev_dbg(dev, "TLB lines: %u, mask: %#lx\n", smmu->soc->num_tlb_lines, smmu->tlb_mask); |