diff options
| -rw-r--r-- | drivers/iommu/arm-smmu-v3.c | 5 | ||||
| -rw-r--r-- | drivers/iommu/arm-smmu.c | 16 |
2 files changed, 17 insertions, 4 deletions
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 735ad2c..4991e79 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -1360,7 +1360,10 @@ static void arm_smmu_tlb_inv_range_nosync(unsigned long iova, size_t size, cmd.tlbi.vmid = smmu_domain->s2_cfg.vmid; } - arm_smmu_cmdq_issue_cmd(smmu, &cmd); + do { + arm_smmu_cmdq_issue_cmd(smmu, &cmd); + cmd.tlbi.addr += granule; + } while (size -= granule); } static struct iommu_gather_ops arm_smmu_gather_ops = { diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 7e04bf5..59ee4b8 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -597,12 +597,18 @@ static void arm_smmu_tlb_inv_range_nosync(unsigned long iova, size_t size, if (!IS_ENABLED(CONFIG_64BIT) || smmu->version == ARM_SMMU_V1) { iova &= ~12UL; iova |= ARM_SMMU_CB_ASID(cfg); - writel_relaxed(iova, reg); + do { + writel_relaxed(iova, reg); + iova += granule; + } while (size -= granule); #ifdef CONFIG_64BIT } else { iova >>= 12; iova |= (u64)ARM_SMMU_CB_ASID(cfg) << 48; - writeq_relaxed(iova, reg); + do { + writeq_relaxed(iova, reg); + iova += granule >> 12; + } while (size -= granule); #endif } #ifdef CONFIG_64BIT @@ -610,7 +616,11 @@ static void arm_smmu_tlb_inv_range_nosync(unsigned long iova, size_t size, reg = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, cfg->cbndx); reg += leaf ? ARM_SMMU_CB_S2_TLBIIPAS2L : ARM_SMMU_CB_S2_TLBIIPAS2; - writeq_relaxed(iova >> 12, reg); + iova >>= 12; + do { + writeq_relaxed(iova, reg); + iova += granule >> 12; + } while (size -= granule); #endif } else { reg = ARM_SMMU_GR0(smmu) + ARM_SMMU_GR0_TLBIVMID; |
