mirror of
https://github.com/Motorhead1991/qemu.git
synced 2025-07-27 04:13:53 -06:00
5fcabe628b
Now that all of the Property arrays are counted, we can remove the terminator object from each array. Update the assertions in device_class_set_props to match. With struct Property being 88 bytes, this was a rather large form of terminator. Saves 30k from qemu-system-aarch64. Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Tested-by: Lei Yang <leiyang@redhat.com> Link: https://lore.kernel.org/r/20241218134251.4724-21-richard.henderson@linaro.org Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*
|
|
* Vhost-user GPIO virtio device
|
|
*
|
|
* Copyright (c) 2022 Viresh Kumar <viresh.kumar@linaro.org>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0-or-later
|
|
*/
|
|
|
|
#include "qemu/osdep.h"
|
|
#include "qapi/error.h"
|
|
#include "hw/qdev-properties.h"
|
|
#include "hw/virtio/virtio-bus.h"
|
|
#include "hw/virtio/vhost-user-gpio.h"
|
|
#include "standard-headers/linux/virtio_ids.h"
|
|
#include "standard-headers/linux/virtio_gpio.h"
|
|
|
|
static const Property vgpio_properties[] = {
|
|
DEFINE_PROP_CHR("chardev", VHostUserBase, chardev),
|
|
};
|
|
|
|
static void vgpio_realize(DeviceState *dev, Error **errp)
|
|
{
|
|
VHostUserBase *vub = VHOST_USER_BASE(dev);
|
|
VHostUserBaseClass *vubc = VHOST_USER_BASE_GET_CLASS(dev);
|
|
|
|
/* Fixed for GPIO */
|
|
vub->virtio_id = VIRTIO_ID_GPIO;
|
|
vub->num_vqs = 2;
|
|
vub->config_size = sizeof(struct virtio_gpio_config);
|
|
|
|
vubc->parent_realize(dev, errp);
|
|
}
|
|
|
|
static const VMStateDescription vu_gpio_vmstate = {
|
|
.name = "vhost-user-gpio",
|
|
.unmigratable = 1,
|
|
};
|
|
|
|
static void vu_gpio_class_init(ObjectClass *klass, void *data)
|
|
{
|
|
DeviceClass *dc = DEVICE_CLASS(klass);
|
|
VHostUserBaseClass *vubc = VHOST_USER_BASE_CLASS(klass);
|
|
|
|
dc->vmsd = &vu_gpio_vmstate;
|
|
device_class_set_props(dc, vgpio_properties);
|
|
device_class_set_parent_realize(dc, vgpio_realize,
|
|
&vubc->parent_realize);
|
|
set_bit(DEVICE_CATEGORY_INPUT, dc->categories);
|
|
}
|
|
|
|
static const TypeInfo vu_gpio_info = {
|
|
.name = TYPE_VHOST_USER_GPIO,
|
|
.parent = TYPE_VHOST_USER_BASE,
|
|
.instance_size = sizeof(VHostUserGPIO),
|
|
.class_init = vu_gpio_class_init,
|
|
};
|
|
|
|
static void vu_gpio_register_types(void)
|
|
{
|
|
type_register_static(&vu_gpio_info);
|
|
}
|
|
|
|
type_init(vu_gpio_register_types)
|