summaryrefslogtreecommitdiff
path: root/arch/powerpc/kernel/cputable.c
diff options
context:
space:
mode:
authorNicholas Piggin <npiggin@gmail.com>2017-05-20 14:29:49 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2017-05-25 23:07:45 +1000
commita4700a26107241cc7b9ac8528b2c6714ff99983d (patch)
tree06e152b268a8bb2d1dfc77bd3541f5a88becb810 /arch/powerpc/kernel/cputable.c
parentd75e4919cc0b6fbcbc8d6654ef66d87a9dbf1526 (diff)
powerpc: Add PPC_FEATURE userspace bits for SCV and DARN instructions
Providing "scv" support to userspace requires kernel support, so it must be advertised as independently to the base ISA 3 instruction set. The darn instruction relies on firmware enablement, so it has been decided to split this out from the core ISA 3 feature as well. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/kernel/cputable.c')
-rw-r--r--arch/powerpc/kernel/cputable.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 9b3e88b1a9c8..6f849832a669 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -124,7 +124,8 @@ extern void __restore_cpu_e6500(void);
#define COMMON_USER_POWER9 COMMON_USER_POWER8
#define COMMON_USER2_POWER9 (COMMON_USER2_POWER8 | \
PPC_FEATURE2_ARCH_3_00 | \
- PPC_FEATURE2_HAS_IEEE128)
+ PPC_FEATURE2_HAS_IEEE128 | \
+ PPC_FEATURE2_DARN )
#ifdef CONFIG_PPC_BOOK3E_64
#define COMMON_USER_BOOKE (COMMON_USER_PPC64 | PPC_FEATURE_BOOKE)