Mon, Feb 11, 2019 at 12:40:05AM CET, f.faine...@gmail.com wrote:
>Following patches will change the way we communicate getting or setting
>a port's attribute and use a blocking notifier to perform those tasks.
>
>Prepare DSA to support receiving notifier events targeting
>SWITCHDEV_PORT_ATTR_GET/SET and simply translate that into the existing
>dsa_slave_port_attr_{set,get} calls.
>
>Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
>---
> net/dsa/slave.c | 24 ++++++++++++++++++++++++
> 1 file changed, 24 insertions(+)
>
>diff --git a/net/dsa/slave.c b/net/dsa/slave.c
>index 2e5e7c04821b..2a14a38f5f93 100644
>--- a/net/dsa/slave.c
>+++ b/net/dsa/slave.c
>@@ -1558,6 +1558,27 @@ dsa_slave_switchdev_port_obj_event(unsigned long event,
> return notifier_from_errno(err);
> }
>
>+static int
>+dsa_slave_switchdev_port_attr_event(unsigned long event,
>+ struct net_device *netdev,
>+ struct switchdev_notifier_port_attr_info *port_attr_info)
>+{
>+ int err = -EOPNOTSUPP;
>+
>+ switch (event) {
>+ case SWITCHDEV_PORT_ATTR_SET:
>+ err = dsa_slave_port_attr_set(netdev, port_attr_info->attr,
>+ port_attr_info->trans);
>+ break;
>+ case SWITCHDEV_PORT_ATTR_GET:
>+ err = dsa_slave_port_attr_get(netdev, port_attr_info->attr);
>+ break;
>+ }
>+
>+ port_attr_info->handled = true;
>+ return notifier_from_errno(err);
>+}
>+
> static int dsa_slave_switchdev_blocking_event(struct notifier_block *unused,
> unsigned long event, void *ptr)
> {
>@@ -1570,6 +1591,9 @@ static int dsa_slave_switchdev_blocking_event(struct
>notifier_block *unused,
> case SWITCHDEV_PORT_OBJ_ADD: /* fall through */
> case SWITCHDEV_PORT_OBJ_DEL:
> return dsa_slave_switchdev_port_obj_event(event, dev, ptr);
>+ case SWITCHDEV_PORT_ATTR_SET: /* fallthrough */
The case above has "fall through". It would be nice to be consistent.
Anyway:
Acked-by: Jiri Pirko <j...@mellanox.com>
>+ case SWITCHDEV_PORT_ATTR_GET:
>+ return dsa_slave_switchdev_port_attr_event(event, dev, ptr);
> }
>
> return NOTIFY_DONE;
>--
>2.19.1
>
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