On Wed, Sep 2, 2020 at 5:07 PM Vadym Kochan <vadym.koc...@plvision.eu> wrote:
>
> The following features are supported:
>
> - VLAN-aware bridge offloading
> - VLAN-unaware bridge offloading
> - FDB offloading (learning, ageing)
> - Switchport configuration
>
> Currently there are some limitations like:
>
> - Only 1 VLAN-aware bridge instance supported
> - FDB ageing timeout parameter is set globally per device
>
> Co-developed-by: Serhiy Boiko <serhiy.bo...@plvision.eu>
> Signed-off-by: Serhiy Boiko <serhiy.bo...@plvision.eu>
> Co-developed-by: Serhiy Pshyk <serhiy.ps...@plvision.eu>
> Signed-off-by: Serhiy Pshyk <serhiy.ps...@plvision.eu>
> Co-developed-by: Taras Chornyi <taras.chor...@plvision.eu>
> Signed-off-by: Taras Chornyi <taras.chor...@plvision.eu>
> Signed-off-by: Vadym Kochan <vadym.koc...@plvision.eu>
> +int prestera_switchdev_init(struct prestera_switch *sw)
> +{
> + struct prestera_switchdev *swdev;
> + int err;
> +
> + swdev = kzalloc(sizeof(*swdev), GFP_KERNEL);
> + if (!swdev)
> + return -ENOMEM;
> +
> + sw->swdev = swdev;
> + swdev->sw = sw;
> +
> + INIT_LIST_HEAD(&swdev->bridge_list);
> +
> + swdev_wq = alloc_ordered_workqueue("%s_ordered", 0, "prestera_br");
> + if (!swdev_wq) {
> + err = -ENOMEM;
> + goto err_alloc_wq;
> + }
> +
> + err = prestera_switchdev_handler_init(swdev);
> + if (err)
> + goto err_swdev_init;
> +
> + err = prestera_fdb_init(sw);
> + if (err)
> + goto err_fdb_init;
> +
> + return 0;
> +
> +err_fdb_init:
> +err_swdev_init:
> +err_alloc_wq:
> + kfree(swdev);
> +
> + return err;
> +}
> +
> +void prestera_switchdev_fini(struct prestera_switch *sw)
> +{
> + struct prestera_switchdev *swdev = sw->swdev;
> +
> + prestera_fdb_fini(sw);
> + prestera_switchdev_handler_fini(swdev);
> + destroy_workqueue(swdev_wq);
this cleanup is also needed on the error path of prestera_switchdev_init
> + kfree(swdev);
> +}
