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authorMark Brown <broonie@kernel.org>2022-09-05 23:54:03 +0100
committerCatalin Marinas <catalin.marinas@arm.com>2022-09-09 10:59:02 +0100
commit55adc08d7e6433357f2b3b4fee248ae9da1fe2fa (patch)
tree72a7823a60772424141db34bd424a871a6f9139f /arch/arm64/kvm/hyp/nvhe
parentarm64/sysreg: Add _EL1 into ID_AA64MMFR2_EL1 definition names (diff)
downloadlinux-dev-55adc08d7e6433357f2b3b4fee248ae9da1fe2fa.tar.xz
linux-dev-55adc08d7e6433357f2b3b4fee248ae9da1fe2fa.zip
arm64/sysreg: Add _EL1 into ID_AA64PFR0_EL1 definition names
Normally we include the full register name in the defines for fields within registers but this has not been followed for ID registers. In preparation for automatic generation of defines add the _EL1s into the defines for ID_AA64PFR0_EL1 to follow the convention. No functional changes. Signed-off-by: Mark Brown <broonie@kernel.org> Reviewed-by: Kristina Martsenko <kristina.martsenko@arm.com> Link: https://lore.kernel.org/r/20220905225425.1871461-7-broonie@kernel.org Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/kvm/hyp/nvhe')
-rw-r--r--arch/arm64/kvm/hyp/nvhe/pkvm.c20
-rw-r--r--arch/arm64/kvm/hyp/nvhe/sys_regs.c8
2 files changed, 14 insertions, 14 deletions
diff --git a/arch/arm64/kvm/hyp/nvhe/pkvm.c b/arch/arm64/kvm/hyp/nvhe/pkvm.c
index 823eb4d03956..d1fa03e2a449 100644
--- a/arch/arm64/kvm/hyp/nvhe/pkvm.c
+++ b/arch/arm64/kvm/hyp/nvhe/pkvm.c
@@ -20,35 +20,35 @@ static void pvm_init_traps_aa64pfr0(struct kvm_vcpu *vcpu)
u64 cptr_set = 0;
/* Protected KVM does not support AArch32 guests. */
- BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL0),
- PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_ELx_64BIT_ONLY);
- BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1),
- PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_ELx_64BIT_ONLY);
+ BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL0),
+ PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_EL1_ELx_64BIT_ONLY);
+ BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1),
+ PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) != ID_AA64PFR0_EL1_ELx_64BIT_ONLY);
/*
* Linux guests assume support for floating-point and Advanced SIMD. Do
* not change the trapping behavior for these from the KVM default.
*/
- BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_FP),
+ BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_FP),
PVM_ID_AA64PFR0_ALLOW));
- BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_ASIMD),
+ BUILD_BUG_ON(!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_ASIMD),
PVM_ID_AA64PFR0_ALLOW));
/* Trap RAS unless all current versions are supported */
- if (FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_RAS), feature_ids) <
- ID_AA64PFR0_RAS_V1P1) {
+ if (FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_RAS), feature_ids) <
+ ID_AA64PFR0_EL1_RAS_V1P1) {
hcr_set |= HCR_TERR | HCR_TEA;
hcr_clear |= HCR_FIEN;
}
/* Trap AMU */
- if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_AMU), feature_ids)) {
+ if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_AMU), feature_ids)) {
hcr_clear |= HCR_AMVOFFEN;
cptr_set |= CPTR_EL2_TAM;
}
/* Trap SVE */
- if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_SVE), feature_ids))
+ if (!FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_SVE), feature_ids))
cptr_set |= CPTR_EL2_TZ;
vcpu->arch.hcr_el2 |= hcr_set;
diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c
index e20fa4475dac..2ebf93336437 100644
--- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c
+++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c
@@ -92,9 +92,9 @@ static u64 get_pvm_id_aa64pfr0(const struct kvm_vcpu *vcpu)
PVM_ID_AA64PFR0_RESTRICT_UNSIGNED);
/* Spectre and Meltdown mitigation in KVM */
- set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV2),
+ set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV2),
(u64)kvm->arch.pfr0_csv2);
- set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_CSV3),
+ set_mask |= FIELD_PREP(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_CSV3),
(u64)kvm->arch.pfr0_csv3);
return (id_aa64pfr0_el1_sys_val & allow_mask) | set_mask;
@@ -281,8 +281,8 @@ static bool pvm_access_id_aarch32(struct kvm_vcpu *vcpu,
* No support for AArch32 guests, therefore, pKVM has no sanitized copy
* of AArch32 feature id registers.
*/
- BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1),
- PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_ELx_64BIT_ONLY);
+ BUILD_BUG_ON(FIELD_GET(ARM64_FEATURE_MASK(ID_AA64PFR0_EL1_EL1),
+ PVM_ID_AA64PFR0_RESTRICT_UNSIGNED) > ID_AA64PFR0_EL1_ELx_64BIT_ONLY);
return pvm_access_raz_wi(vcpu, p, r);
}