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Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/mmu.h')
-rw-r--r--arch/powerpc/include/asm/book3s/64/mmu.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h
index 805d4105e9bb..77529a3e3811 100644
--- a/arch/powerpc/include/asm/book3s/64/mmu.h
+++ b/arch/powerpc/include/asm/book3s/64/mmu.h
@@ -65,6 +65,8 @@ extern struct patb_entry *partition_tb;
* MAX_USER_CONTEXT * 16 bytes of space.
*/
#define PRTB_SIZE_SHIFT (CONTEXT_BITS + 4)
+#define PRTB_ENTRIES (1ul << CONTEXT_BITS)
+
/*
* Power9 currently only support 64K partition table size.
*/
@@ -73,13 +75,20 @@ extern struct patb_entry *partition_tb;
typedef unsigned long mm_context_id_t;
struct spinlock;
+/* Maximum possible number of NPUs in a system. */
+#define NV_MAX_NPUS 8
+
typedef struct {
mm_context_id_t id;
u16 user_psize; /* page size index */
+ /* NPU NMMU context */
+ struct npu_context *npu_context;
+
#ifdef CONFIG_PPC_MM_SLICES
u64 low_slices_psize; /* SLB page size encodings */
unsigned char high_slices_psize[SLICE_ARRAY_SIZE];
+ unsigned long addr_limit;
#else
u16 sllp; /* SLB page size encoding */
#endif