diff options
Diffstat (limited to 'drivers/iommu/mtk_iommu.c')
| -rw-r--r-- | drivers/iommu/mtk_iommu.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 937478cd8966..b5b95d9a372e 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -126,9 +126,17 @@ #define SHARE_PGTABLE BIT(10) /* 2 HW share pgtable */ #define DCM_DISABLE BIT(11) #define STD_AXI_MODE BIT(12) /* For non MM iommu */ +/* 2 bits: iommu type */ +#define MTK_IOMMU_TYPE_MM (0x0 << 13) +#define MTK_IOMMU_TYPE_INFRA (0x1 << 13) +#define MTK_IOMMU_TYPE_MASK (0x3 << 13) -#define MTK_IOMMU_HAS_FLAG(pdata, _x) \ - ((((pdata)->flags) & (_x)) == (_x)) +#define MTK_IOMMU_HAS_FLAG_MASK(pdata, _x, mask) \ + ((((pdata)->flags) & (mask)) == (_x)) + +#define MTK_IOMMU_HAS_FLAG(pdata, _x) MTK_IOMMU_HAS_FLAG_MASK(pdata, _x, _x) +#define MTK_IOMMU_IS_TYPE(pdata, _x) MTK_IOMMU_HAS_FLAG_MASK(pdata, _x,\ + MTK_IOMMU_TYPE_MASK) struct mtk_iommu_domain { struct io_pgtable_cfg cfg; |