[PATCH v3 1/9] arm64: Repaint ID_AA64MMFR2_EL1.IDS description

[Marc Zyngier]

ID_AA64MMFR2_EL1.IDS, as described in the sysreg file, is pretty horrible
as it diesctly give the ESR value. Repaint it using the usual NI/IMP
identifiers to describe the absence/presence of FEAT_IDST.

Signed-off-by: Marc Zyngier <maz at kernel.org>
---
 arch/arm64/kvm/hyp/nvhe/sys_regs.c | 2 +-
 arch/arm64/tools/sysreg            | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c
index 82da9b03692d4..107d62921b168 100644
--- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c
+++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c
@@ -134,7 +134,7 @@ static const struct pvm_ftr_bits pvmid_aa64mmfr2[] = {
 	MAX_FEAT(ID_AA64MMFR2_EL1, UAO, IMP),
 	MAX_FEAT(ID_AA64MMFR2_EL1, IESB, IMP),
 	MAX_FEAT(ID_AA64MMFR2_EL1, AT, IMP),
-	MAX_FEAT_ENUM(ID_AA64MMFR2_EL1, IDS, 0x18),
+	MAX_FEAT_ENUM(ID_AA64MMFR2_EL1, IDS, IMP),
 	MAX_FEAT(ID_AA64MMFR2_EL1, TTL, IMP),
 	MAX_FEAT(ID_AA64MMFR2_EL1, BBM, 2),
 	MAX_FEAT(ID_AA64MMFR2_EL1, E0PD, IMP),
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg
index 1c6cdf9d54bba..3261e8791ac03 100644
--- a/arch/arm64/tools/sysreg
+++ b/arch/arm64/tools/sysreg
@@ -2257,8 +2257,8 @@ UnsignedEnum	43:40	FWB
 	0b0001	IMP
 EndEnum
 Enum	39:36	IDS
-	0b0000	0x0
-	0b0001	0x18
+	0b0000	NI
+	0b0001	IMP
 EndEnum
 UnsignedEnum	35:32	AT
 	0b0000	NI
-- 
2.47.3