diff options
-rw-r--r-- | drivers/iommu/intel/pasid.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/iommu/intel/pasid.c b/drivers/iommu/intel/pasid.c index 06ddb3c927f5..8f92b92f3d2a 100644 --- a/drivers/iommu/intel/pasid.c +++ b/drivers/iommu/intel/pasid.c @@ -336,6 +336,15 @@ static inline void pasid_set_fault_enable(struct pasid_entry *pe) } /* + * Setup the WPE(Write Protect Enable) field (Bit 132) of a + * scalable mode PASID entry. + */ +static inline void pasid_set_wpe(struct pasid_entry *pe) +{ + pasid_set_bits(&pe->val[2], 1 << 4, 1 << 4); +} + +/* * Setup the P(Present) field (Bit 0) of a scalable mode PASID * entry. */ |