diff options
Diffstat (limited to 'drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h')
| -rw-r--r-- | drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h index 454a935de445..d4b7f40ccb02 100644 --- a/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h +++ b/drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h @@ -647,6 +647,8 @@ struct arm_smmu_master { u32 *sids; unsigned int num_sids; bool ats_enabled; + bool sva_enabled; + struct list_head bonds; unsigned int ssid_bits; }; @@ -688,10 +690,34 @@ bool arm_smmu_free_asid(struct arm_smmu_ctx_desc *cd); #ifdef CONFIG_ARM_SMMU_V3_SVA bool arm_smmu_sva_supported(struct arm_smmu_device *smmu); +bool arm_smmu_master_sva_supported(struct arm_smmu_master *master); +bool arm_smmu_master_sva_enabled(struct arm_smmu_master *master); +int arm_smmu_master_enable_sva(struct arm_smmu_master *master); +int arm_smmu_master_disable_sva(struct arm_smmu_master *master); #else /* CONFIG_ARM_SMMU_V3_SVA */ static inline bool arm_smmu_sva_supported(struct arm_smmu_device *smmu) { return false; } + +static inline bool arm_smmu_master_sva_supported(struct arm_smmu_master *master) +{ + return false; +} + +static inline bool arm_smmu_master_sva_enabled(struct arm_smmu_master *master) +{ + return false; +} + +static inline int arm_smmu_master_enable_sva(struct arm_smmu_master *master) +{ + return -ENODEV; +} + +static inline int arm_smmu_master_disable_sva(struct arm_smmu_master *master) +{ + return -ENODEV; +} #endif /* CONFIG_ARM_SMMU_V3_SVA */ #endif /* _ARM_SMMU_V3_H */ |