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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-07-13 15:06:37 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-08-01 11:15:08 +1000 |
| commit | 138ee7ee0186dec230dde0c0774dbf5d310bdc39 (patch) | |
| tree | a0e0b9ca49d622a5097b680b6e399f66eba27c0a /arch/powerpc/mm | |
| parent | 8cb8140c4c93975d7db8fbfd2fd68f7a91f74a5d (diff) | |
| download | blackbird-op-linux-138ee7ee0186dec230dde0c0774dbf5d310bdc39.tar.gz blackbird-op-linux-138ee7ee0186dec230dde0c0774dbf5d310bdc39.zip | |
powerpc/mm/hash: Add helper for finding SLBE LLP encoding
Replace opencoding of the same at multiple places with the helper.
No functional change with this patch.
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm')
| -rw-r--r-- | arch/powerpc/mm/hash_native_64.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/mm/hash_native_64.c b/arch/powerpc/mm/hash_native_64.c index 88ce7d212320..d2d8efd79cbf 100644 --- a/arch/powerpc/mm/hash_native_64.c +++ b/arch/powerpc/mm/hash_native_64.c @@ -72,8 +72,7 @@ static inline void __tlbie(unsigned long vpn, int psize, int apsize, int ssize) /* clear out bits after (52) [0....52.....63] */ va &= ~((1ul << (64 - 52)) - 1); va |= ssize << 8; - sllp = ((mmu_psize_defs[apsize].sllp & SLB_VSID_L) >> 6) | - ((mmu_psize_defs[apsize].sllp & SLB_VSID_LP) >> 4); + sllp = get_sllp_encoding(apsize); va |= sllp << 5; asm volatile(ASM_FTR_IFCLR("tlbie %0,0", PPC_TLBIE(%1,%0), %2) : : "r" (va), "r"(0), "i" (CPU_FTR_ARCH_206) @@ -122,8 +121,7 @@ static inline void __tlbiel(unsigned long vpn, int psize, int apsize, int ssize) /* clear out bits after(52) [0....52.....63] */ va &= ~((1ul << (64 - 52)) - 1); va |= ssize << 8; - sllp = ((mmu_psize_defs[apsize].sllp & SLB_VSID_L) >> 6) | - ((mmu_psize_defs[apsize].sllp & SLB_VSID_LP) >> 4); + sllp = get_sllp_encoding(apsize); va |= sllp << 5; asm volatile(".long 0x7c000224 | (%0 << 11) | (0 << 21)" : : "r"(va) : "memory"); |
