Because we will choose the minimum value between STRTAB_L1_SZ_SHIFT and IDR1.SIDSIZE, so enlarge STRTAB_L1_SZ_SHIFT will not impact the platforms whose IDR1.SIDSIZE is smaller than old STRTAB_L1_SZ_SHIFT value.
Signed-off-by: Zhen Lei <[email protected]> --- drivers/iommu/arm-smmu-v3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 87c3d9b..d799feb 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -206,7 +206,7 @@ * Linear: Enough to cover 1 << IDR1.SIDSIZE entries * 2lvl: 8k L1 entries, 256 lazy entries per table (each table covers a PCI bus) */ -#define STRTAB_L1_SZ_SHIFT 16 +#define STRTAB_L1_SZ_SHIFT 20 #define STRTAB_SPLIT 8 #define STRTAB_L1_DESC_DWORDS 1 -- 1.8.0 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
