Update base address information in vendor pasid table info to pass that to user-space for stage1 table management.
Signed-off-by: Vivek Gautam <[email protected]> Cc: Joerg Roedel <[email protected]> Cc: Will Deacon <[email protected]> Cc: Robin Murphy <[email protected]> Cc: Jean-Philippe Brucker <[email protected]> Cc: Eric Auger <[email protected]> Cc: Alex Williamson <[email protected]> Cc: Kevin Tian <[email protected]> Cc: Jacob Pan <[email protected]> Cc: Liu Yi L <[email protected]> Cc: Lorenzo Pieralisi <[email protected]> Cc: Shameerali Kolothum Thodi <[email protected]> --- drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-cd-lib.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-cd-lib.c b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-cd-lib.c index 8a7187534706..ec37476c8d09 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-cd-lib.c +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-cd-lib.c @@ -55,6 +55,9 @@ static __le64 *arm_smmu_get_cd_ptr(struct iommu_vendor_psdtable_cfg *pst_cfg, if (arm_smmu_alloc_cd_leaf_table(dev, l1_desc)) return NULL; + if (s1cfg->s1fmt == STRTAB_STE_0_S1FMT_LINEAR) + pst_cfg->base = l1_desc->l2ptr_dma; + l1ptr = cdcfg->cdtab + idx * CTXDESC_L1_DESC_DWORDS; arm_smmu_write_cd_l1_desc(l1ptr, l1_desc); /* An invalid L1CD can be cached */ @@ -211,6 +214,9 @@ static int arm_smmu_alloc_cd_tables(struct iommu_vendor_psdtable_cfg *pst_cfg) goto err_free_l1; } + if (s1cfg->s1fmt == STRTAB_STE_0_S1FMT_64K_L2) + pst_cfg->base = cdcfg->cdtab_dma; + return 0; err_free_l1: -- 2.17.1
