diff options
Diffstat (limited to 'drivers/iommu/amd/amd_iommu_types.h')
| -rw-r--r-- | drivers/iommu/amd/amd_iommu_types.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h index 5b1019dab328..1d0a70c85333 100644 --- a/drivers/iommu/amd/amd_iommu_types.h +++ b/drivers/iommu/amd/amd_iommu_types.h @@ -94,6 +94,7 @@ #define FEATURE_HE (1ULL<<8) #define FEATURE_PC (1ULL<<9) #define FEATURE_GAM_VAPIC (1ULL<<21) +#define FEATURE_GIOSUP (1ULL<<48) #define FEATURE_EPHSUP (1ULL<<50) #define FEATURE_SNP (1ULL<<63) @@ -276,6 +277,8 @@ * 512GB Pages are not supported due to a hardware bug */ #define AMD_IOMMU_PGSIZES ((~0xFFFUL) & ~(2ULL << 38)) +/* 4K, 2MB, 1G page sizes are supported */ +#define AMD_IOMMU_PGSIZES_V2 (PAGE_SIZE | (1ULL << 21) | (1ULL << 30)) /* Bit value definition for dte irq remapping fields*/ #define DTE_IRQ_PHYS_ADDR_MASK (((1ULL << 45)-1) << 6) @@ -376,6 +379,7 @@ #define DTE_FLAG_IW (1ULL << 62) #define DTE_FLAG_IOTLB (1ULL << 32) +#define DTE_FLAG_GIOV (1ULL << 54) #define DTE_FLAG_GV (1ULL << 55) #define DTE_FLAG_MASK (0x3ffULL << 32) #define DTE_GLX_SHIFT (56) @@ -434,6 +438,7 @@ #define PD_PASSTHROUGH_MASK (1UL << 2) /* domain has no page translation */ #define PD_IOMMUV2_MASK (1UL << 3) /* domain has gcr3 table */ +#define PD_GIOV_MASK (1UL << 4) /* domain enable GIOV support */ extern bool amd_iommu_dump; #define DUMP_printk(format, arg...) \ @@ -456,6 +461,8 @@ struct irq_remap_table { /* Interrupt remapping feature used? */ extern bool amd_iommu_irq_remap; +extern const struct iommu_ops amd_iommu_ops; + /* IVRS indicates that pre-boot remapping was enabled */ extern bool amdr_ivrs_remap_support; @@ -526,7 +533,8 @@ struct amd_io_pgtable { struct io_pgtable iop; int mode; u64 *root; - atomic64_t pt_root; /* pgtable root and pgtable mode */ + atomic64_t pt_root; /* pgtable root and pgtable mode */ + u64 *pgd; /* v2 pgtable pgd pointer */ }; /* |