diff options
| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2016-07-27 06:19:01 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2016-08-01 04:14:57 +0300 |
| commit | 5a25b6f527f9f5bbf5747b1b97e538e6d61bd2f2 (patch) | |
| tree | 892bba1254c0c1249d7e46b2e1b9aa45a490ec07 /arch/powerpc/kernel | |
| parent | a28e46f109c9637b2539b9995078d5df4f7f6c09 (diff) | |
| download | linux-5a25b6f527f9f5bbf5747b1b97e538e6d61bd2f2.tar.xz | |
powerpc/mm: Make MMU_FTR_RADIX a MMU family feature
MMU feature bits are defined such that we use the lower half to
present MMU family features. Remove the strict split of half and
also move Radix to a mmu family feature. Radix introduce a new MMU
model and strictly speaking it is a new MMU family. This also free
up bits which can be used for individual features later.
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/kernel')
| -rw-r--r-- | arch/powerpc/kernel/entry_64.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/exceptions-64s.S | 8 | ||||
| -rw-r--r-- | arch/powerpc/kernel/idle_book3s.S | 2 | ||||
| -rw-r--r-- | arch/powerpc/kernel/prom.c | 2 |
4 files changed, 7 insertions, 7 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index fcb2887f5a33..6b8bc0dd09d4 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -532,7 +532,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_300) #ifdef CONFIG_PPC_STD_MMU_64 BEGIN_MMU_FTR_SECTION b 2f -END_MMU_FTR_SECTION_IFSET(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_RADIX) BEGIN_FTR_SECTION clrrdi r6,r8,28 /* get its ESID */ clrrdi r9,r1,28 /* get current sp ESID */ diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 6200e4925d26..334c7fac7a4a 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -938,7 +938,7 @@ BEGIN_MMU_FTR_SECTION b do_hash_page /* Try to handle as hpte fault */ MMU_FTR_SECTION_ELSE b handle_page_fault -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) .align 7 .globl h_data_storage_common @@ -969,7 +969,7 @@ BEGIN_MMU_FTR_SECTION b do_hash_page /* Try to handle as hpte fault */ MMU_FTR_SECTION_ELSE b handle_page_fault -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) STD_EXCEPTION_COMMON(0xe20, h_instr_storage, unknown_exception) @@ -1390,7 +1390,7 @@ slb_miss_realmode: #ifdef CONFIG_PPC_STD_MMU_64 BEGIN_MMU_FTR_SECTION bl slb_allocate_realmode -END_MMU_FTR_SECTION_IFCLR(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFCLR(MMU_FTR_TYPE_RADIX) #endif /* All done -- return from exception. */ @@ -1404,7 +1404,7 @@ BEGIN_MMU_FTR_SECTION beq- 2f FTR_SECTION_ELSE b 2f -ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_RADIX) +ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX) .machine push .machine "power4" diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S index 335eb6cedae5..4c2222cffbbc 100644 --- a/arch/powerpc/kernel/idle_book3s.S +++ b/arch/powerpc/kernel/idle_book3s.S @@ -570,7 +570,7 @@ common_exit: BEGIN_MMU_FTR_SECTION b no_segments -END_MMU_FTR_SECTION_IFSET(MMU_FTR_RADIX) +END_MMU_FTR_SECTION_IFSET(MMU_FTR_TYPE_RADIX) /* Restore SLB from PACA */ ld r8,PACA_SLBSHADOWPTR(r13) diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index b4b6952e8991..b0245bed6f54 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -170,7 +170,7 @@ static struct ibm_pa_feature { */ {CPU_FTR_TM_COMP, 0, 0, PPC_FEATURE2_HTM_COMP|PPC_FEATURE2_HTM_NOSC_COMP, 22, 0, 0}, - {0, MMU_FTR_RADIX, 0, 0, 40, 0, 0}, + {0, MMU_FTR_TYPE_RADIX, 0, 0, 40, 0, 0}, }; static void __init scan_features(unsigned long node, const unsigned char *ftrs, |