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Message-Id: <20190201220657.30170-4-f.fainelli@gmail.com> Date: Fri, 1 Feb 2019 14:06:47 -0800 From: Florian Fainelli <f.fainelli@...il.com> To: netdev@...r.kernel.org Cc: Florian Fainelli <f.fainelli@...il.com>, Michael Chan <michael.chan@...adcom.com>, "David S. Miller" <davem@...emloft.net>, Derek Chickles <dchickles@...vell.com>, Satanand Burla <sburla@...vell.com>, Felix Manlunas <fmanlunas@...vell.com>, Saeed Mahameed <saeedm@...lanox.com>, Leon Romanovsky <leon@...nel.org>, Jiri Pirko <jiri@...lanox.com>, Ido Schimmel <idosch@...lanox.com>, Alexandre Belloni <alexandre.belloni@...tlin.com>, Microchip Linux Driver Support <UNGLinuxDriver@...rochip.com>, Jakub Kicinski <jakub.kicinski@...ronome.com>, Ioana Radulescu <ruxandra.radulescu@....com>, Ioana Ciornei <ioana.ciornei@....com>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Ivan Vecera <ivecera@...hat.com>, Andrew Lunn <andrew@...n.ch>, Vivien Didelot <vivien.didelot@...il.com>, Dirk van der Merwe <dirk.vandermerwe@...ronome.com>, "Francois H. Theron" <francois.theron@...ronome.com>, Simon Horman <simon.horman@...ronome.com>, Quentin Monnet <quentin.monnet@...ronome.com>, Daniel Borkmann <daniel@...earbox.net>, Eric Dumazet <edumazet@...gle.com>, John Hurley <john.hurley@...ronome.com>, Edwin Peer <edwin.peer@...ronome.com>, linux-kernel@...r.kernel.org (open list), linux-rdma@...r.kernel.org (open list:MELLANOX MLX5 core VPI driver), oss-drivers@...ronome.com (open list:NETRONOME ETHERNET DRIVERS), devel@...verdev.osuosl.org (open list:STAGING SUBSYSTEM) Subject: [RFC net-next 03/13] net: dsa: Handle SWITCHDEV_PORT_ATTR_GET/SET 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.fainelli@...il.com> --- net/dsa/slave.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 91de3a663226..bc7d5092a1c7 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -1549,6 +1549,27 @@ 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) { @@ -1561,6 +1582,9 @@ 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 */ + case SWITCHDEV_PORT_ATTR_GET: + return dsa_slave_switchdev_port_attr_event(event, dev, ptr); } return NOTIFY_DONE; -- 2.17.1
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