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target/arm: Drop kvm_arm_sve_supported

This function has only one real use, so inline it and
drop the stubs.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20260216034432.23912-7-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
master
Richard Henderson 1 month ago
committed by Peter Maydell
parent
commit
4d08afde4b
  1. 5
      target/arm/kvm-stub.c
  2. 9
      target/arm/kvm.c
  3. 12
      target/arm/kvm_arm.h

5
target/arm/kvm-stub.c

@ -37,11 +37,6 @@ bool kvm_arm_pmu_supported(void)
return false;
}
bool kvm_arm_sve_supported(void)
{
return false;
}
bool kvm_arm_mte_supported(void)
{
return false;

9
target/arm/kvm.c

@ -246,7 +246,6 @@ static int get_host_cpu_reg(int fd, ARMHostCPUFeatures *ahcf,
static uint32_t kvm_arm_sve_get_vls(int fd)
{
/* Only call this function if kvm_arm_sve_supported() returns true. */
uint64_t vls[KVM_ARM64_SVE_VLS_WORDS];
struct kvm_one_reg reg = {
.id = KVM_REG_ARM64_SVE_VLS,
@ -298,7 +297,7 @@ static bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
* Ask for SVE if supported, so that we can query ID_AA64ZFR0,
* which is otherwise RAZ.
*/
sve_supported = kvm_arm_sve_supported();
sve_supported = kvm_check_extension(kvm_state, KVM_CAP_ARM_SVE);
if (sve_supported) {
init.features[0] |= 1 << KVM_ARM_VCPU_SVE;
}
@ -1937,11 +1936,6 @@ bool kvm_arm_el2_supported(void)
return kvm_check_extension(kvm_state, KVM_CAP_ARM_EL2);
}
bool kvm_arm_sve_supported(void)
{
return kvm_check_extension(kvm_state, KVM_CAP_ARM_SVE);
}
bool kvm_arm_mte_supported(void)
{
return kvm_check_extension(kvm_state, KVM_CAP_ARM_MTE);
@ -2000,7 +1994,6 @@ int kvm_arch_init_vcpu(CPUState *cs)
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_PMU_V3;
}
if (cpu_isar_feature(aa64_sve, cpu)) {
assert(kvm_arm_sve_supported());
cpu->kvm_init_features[0] |= 1 << KVM_ARM_VCPU_SVE;
}
if (cpu_isar_feature(aa64_pauth, cpu)) {

12
target/arm/kvm_arm.h

@ -176,13 +176,6 @@ bool kvm_arm_aarch32_supported(void);
*/
bool kvm_arm_pmu_supported(void);
/**
* kvm_arm_sve_supported:
*
* Returns true if KVM can enable SVE and false otherwise.
*/
bool kvm_arm_sve_supported(void);
/**
* kvm_arm_mte_supported:
*
@ -208,11 +201,6 @@ static inline bool kvm_arm_pmu_supported(void)
return false;
}
static inline bool kvm_arm_sve_supported(void)
{
return false;
}
static inline bool kvm_arm_mte_supported(void)
{
return false;

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