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wifisim: Support the setting of the number of simulated WiFi interfaces. 

Signed-off-by: liqinhui <liqinhui@xiaomi.com>
This commit is contained in:
liqinhui 2024-03-28 20:14:10 +08:00 committed by Xiang Xiao
parent f1a566f7f6
commit e04aa9ac51
2 changed files with 26 additions and 4 deletions
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7
drivers/net/Kconfig
View File

@ -745,4 +745,11 @@ config WIFI_SIM_CONFDIR
BSS configuration will be accessed. This is a string and should not
include any trailing '/'.
config WIFI_SIM_NUMBER
int "Number of Simulated WiFi Device"
default 0
depends on DRIVERS_WIFI_SIM
---help---
The number of simulated wifi network devices.
endif # NETDEVICES

23
drivers/virtio/virtio-net.c
View File

@ -193,6 +193,10 @@ static const struct netdev_ops_s g_virtio_net_ops =
virtio_net_txfree
};
#ifdef CONFIG_DRIVERS_WIFI_SIM
static uint8_t g_netdev_num = 0;
#endif
/****************************************************************************
* Private Functions
****************************************************************************/
@ -651,18 +655,27 @@ static int virtio_net_probe(FAR struct virtio_device *vdev)
netdev->ops = &g_virtio_net_ops;
#ifdef CONFIG_DRIVERS_WIFI_SIM
ret = wifi_sim_init(&priv->lower);
if (ret < 0)
/* If the WiFi interfaces has reached the setting value,
* no more WiFi interfaces will be created.
*/
if (g_netdev_num < CONFIG_WIFI_SIM_NUMBER)
{
goto err_with_virtqueues;
ret = wifi_sim_init(&priv->lower);
if (ret < 0)
{
goto err_with_virtqueues;
}
}
#endif
/* Register the net deivce */
ret = netdev_lower_register(netdev,
#ifdef CONFIG_DRIVERS_WIFI_SIM
NET_LL_IEEE80211
g_netdev_num++ < CONFIG_WIFI_SIM_NUMBER ?
NET_LL_IEEE80211 : NET_LL_ETHERNET
#else
NET_LL_ETHERNET
#endif
@ -672,6 +685,7 @@ static int virtio_net_probe(FAR struct virtio_device *vdev)
vrterr("netdev_lower_register failed, ret=%d\n", ret);
#ifdef CONFIG_DRIVERS_WIFI_SIM
wifi_sim_remove(&priv->lower);
g_netdev_num--;
#endif
goto err_with_virtqueues;
}
@ -700,6 +714,7 @@ static void virtio_net_remove(FAR struct virtio_device *vdev)
virtio_reset_device(vdev);
virtio_delete_virtqueues(vdev);
#ifdef CONFIG_DRIVERS_WIFI_SIM
g_netdev_num--;
wifi_sim_remove(&priv->lower);
#endif
kmm_free(priv);