diff options
Diffstat (limited to 'arch/powerpc/mm')
-rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 4 | ||||
-rw-r--r-- | arch/powerpc/mm/pgtable-radix.c | 4 | ||||
-rw-r--r-- | arch/powerpc/mm/tlb-radix.c | 4 |
3 files changed, 12 insertions, 0 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 44d3c3a38e3e..5503078090cd 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -1029,6 +1029,10 @@ void hash__early_init_mmu_secondary(void) { /* Initialize hash table for that CPU */ if (!firmware_has_feature(FW_FEATURE_LPAR)) { + + if (cpu_has_feature(CPU_FTR_POWER9_DD1)) + update_hid_for_hash(); + if (!cpu_has_feature(CPU_FTR_ARCH_300)) mtspr(SPRN_SDR1, _SDR1); else diff --git a/arch/powerpc/mm/pgtable-radix.c b/arch/powerpc/mm/pgtable-radix.c index ed7bddc456b7..688b54517655 100644 --- a/arch/powerpc/mm/pgtable-radix.c +++ b/arch/powerpc/mm/pgtable-radix.c @@ -388,6 +388,10 @@ void radix__early_init_mmu_secondary(void) * update partition table control register and UPRT */ if (!firmware_has_feature(FW_FEATURE_LPAR)) { + + if (cpu_has_feature(CPU_FTR_POWER9_DD1)) + update_hid_for_radix(); + lpcr = mfspr(SPRN_LPCR); mtspr(SPRN_LPCR, lpcr | LPCR_UPRT | LPCR_HR); diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c index bda8c43be78a..3493cf4e0452 100644 --- a/arch/powerpc/mm/tlb-radix.c +++ b/arch/powerpc/mm/tlb-radix.c @@ -50,6 +50,8 @@ static inline void _tlbiel_pid(unsigned long pid, unsigned long ric) for (set = 0; set < POWER9_TLB_SETS_RADIX ; set++) { __tlbiel_pid(pid, set, ric); } + if (cpu_has_feature(CPU_FTR_POWER9_DD1)) + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); return; } @@ -83,6 +85,8 @@ static inline void _tlbiel_va(unsigned long va, unsigned long pid, asm volatile(PPC_TLBIEL(%0, %4, %3, %2, %1) : : "r"(rb), "i"(r), "i"(prs), "i"(ric), "r"(rs) : "memory"); asm volatile("ptesync": : :"memory"); + if (cpu_has_feature(CPU_FTR_POWER9_DD1)) + asm volatile(PPC_INVALIDATE_ERAT : : :"memory"); } static inline void _tlbie_va(unsigned long va, unsigned long pid, |