iommu/vt-d: Fix PASID table allocation

[firefly-linux-kernel-4.4.55.git] / include / linux / intel-iommu.h

diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 821273ca4873b147136f46f235d83b344b192373..d49e26c6cdc7b5e48e41591f7c73e74d200441a8 100644 (file)
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -235,6 +235,9 @@ static inline void dmar_writeq(void __iomem *addr, u64 val)
 /* low 64 bit */
 #define dma_frcd_page_addr(d) (d & (((u64)-1) << PAGE_SHIFT))
 
+/* PRS_REG */
+#define DMA_PRS_PPR    ((u32)1)
+
 #define IOMMU_WAIT_OP(iommu, offset, op, cond, sts)                    \
 do {                                                                   \
        cycles_t start_time = get_cycles();                             \
@@ -426,6 +429,7 @@ struct intel_iommu {
        struct page_req_dsc *prq;
        unsigned char prq_name[16];    /* Name for PRQ interrupt */
        struct idr pasid_idr;
+       u32 pasid_max;
 #endif
        struct q_inval  *qi;            /* Queued invalidation info */
        u32 *iommu_state; /* Store iommu states between suspend and resume.*/