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target/arm: Generalize cpu_arm_{get, set}_default_vec_len

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Rename from cpu_arm_{get,set}_sve_default_vec_len,
and take the pointer to default_vq from opaque.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220620175235.60881-15-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-06-20 10:51:58 -07:00 committed by Peter Maydell
parent 0f40784eac
commit 515816a82c
1 changed files with 14 additions and 13 deletions
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27
target/arm/cpu64.c
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@ -638,11 +638,11 @@ static void cpu_arm_set_sve(Object *obj, bool value, Error **errp)
#ifdef CONFIG_USER_ONLY
/* Mirror linux /proc/sys/abi/sve_default_vector_length. */
static void cpu_arm_set_sve_default_vec_len(Object *obj, Visitor *v,
const char *name, void *opaque,
Error **errp)
static void cpu_arm_set_default_vec_len(Object *obj, Visitor *v,
const char *name, void *opaque,
Error **errp)
{
ARMCPU *cpu = ARM_CPU(obj);
uint32_t *ptr_default_vq = opaque;
int32_t default_len, default_vq, remainder;
if (!visit_type_int32(v, name, &default_len, errp)) {
@ -651,7 +651,7 @@ static void cpu_arm_set_sve_default_vec_len(Object *obj, Visitor *v,
/* Undocumented, but the kernel allows -1 to indicate "maximum". */
if (default_len == -1) {
cpu->sve_default_vq = ARM_MAX_VQ;
*ptr_default_vq = ARM_MAX_VQ;
return;
}
@ -675,15 +675,15 @@ static void cpu_arm_set_sve_default_vec_len(Object *obj, Visitor *v,
return;
}
cpu->sve_default_vq = default_vq;
*ptr_default_vq = default_vq;
}
static void cpu_arm_get_sve_default_vec_len(Object *obj, Visitor *v,
const char *name, void *opaque,
Error **errp)
static void cpu_arm_get_default_vec_len(Object *obj, Visitor *v,
const char *name, void *opaque,
Error **errp)
{
ARMCPU *cpu = ARM_CPU(obj);
int32_t value = cpu->sve_default_vq * 16;
uint32_t *ptr_default_vq = opaque;
int32_t value = *ptr_default_vq * 16;
visit_type_int32(v, name, &value, errp);
}
@ -706,8 +706,9 @@ void aarch64_add_sve_properties(Object *obj)
#ifdef CONFIG_USER_ONLY
/* Mirror linux /proc/sys/abi/sve_default_vector_length. */
object_property_add(obj, "sve-default-vector-length", "int32",
cpu_arm_get_sve_default_vec_len,
cpu_arm_set_sve_default_vec_len, NULL, NULL);
cpu_arm_get_default_vec_len,
cpu_arm_set_default_vec_len, NULL,
&cpu->sve_default_vq);
#endif
}