From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Horman Subject: [PATCH/RFC 05/12] rocker: Support Open vSwitch (-like) flow stats Date: Wed, 28 Sep 2016 14:42:55 +0200 Message-ID: <1475066582-1971-6-git-send-email-simon.horman@netronome.com> References: <1475066582-1971-1-git-send-email-simon.horman@netronome.com> Cc: Simon Horman To: netdev@vger.kernel.org, dev@openvswitch.org Return-path: Received: from mail-wm0-f41.google.com ([74.125.82.41]:36210 "EHLO mail-wm0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932268AbcI1MnQ (ORCPT ); Wed, 28 Sep 2016 08:43:16 -0400 Received: by mail-wm0-f41.google.com with SMTP id w84so233852497wmg.1 for ; Wed, 28 Sep 2016 05:43:15 -0700 (PDT) In-Reply-To: <1475066582-1971-1-git-send-email-simon.horman@netronome.com> Sender: netdev-owner@vger.kernel.org List-ID: Prototype an implementation of the new switchdev_port_obj_get SDO for the SWITCHDEV_OBJ_OVS_FLOW object type. This allows retrieval of statistics for Open vSwitch (-like) flows which have been programmed into hardware. Signed-off-by: Simon Horman --- drivers/net/ethernet/rocker/rocker.h | 2 ++ drivers/net/ethernet/rocker/rocker_main.c | 30 ++++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/drivers/net/ethernet/rocker/rocker.h b/drivers/net/ethernet/rocker/rocker.h index ebcc863fd25e..332adce701fa 100644 --- a/drivers/net/ethernet/rocker/rocker.h +++ b/drivers/net/ethernet/rocker/rocker.h @@ -122,6 +122,8 @@ struct rocker_world_ops { struct switchdev_trans *trans); int (*port_obj_sw_flow_del)(struct rocker_port *rocker_port, const struct switchdev_obj_sw_flow *sw_flow); + int (*port_obj_sw_flow_get_stats)(struct rocker_port *rocker_port, + const struct switchdev_obj_sw_flow *sw_flow); int (*port_obj_fib4_add)(struct rocker_port *rocker_port, const struct switchdev_obj_ipv4_fib *fib4, struct switchdev_trans *trans); diff --git a/drivers/net/ethernet/rocker/rocker_main.c b/drivers/net/ethernet/rocker/rocker_main.c index e019772689a6..6c6a486cced6 100644 --- a/drivers/net/ethernet/rocker/rocker_main.c +++ b/drivers/net/ethernet/rocker/rocker_main.c @@ -1703,6 +1703,16 @@ static int rocker_world_port_obj_sw_flow_del(struct rocker_port *rocker_port, return wops->port_obj_sw_flow_del(rocker_port, sw_flow); } +static int rocker_world_port_obj_sw_flow_get_stats(struct rocker_port *rocker_port, + const struct switchdev_obj_sw_flow *sw_flow) +{ + struct rocker_world_ops *wops = rocker_port->rocker->wops; + + if (!wops->port_obj_sw_flow_get_stats) + return -EOPNOTSUPP; + return wops->port_obj_sw_flow_get_stats(rocker_port, sw_flow); +} + static int rocker_world_port_master_linked(struct rocker_port *rocker_port, struct net_device *master) { @@ -2197,12 +2207,32 @@ static int rocker_port_obj_dump(struct net_device *dev, return err; } +static int rocker_port_obj_get(struct net_device *dev, + struct switchdev_obj *obj) +{ + struct rocker_port *rocker_port = netdev_priv(dev); + int err = 0; + + switch (obj->id) { + case SWITCHDEV_OBJ_SW_FLOW: + err = rocker_world_port_obj_sw_flow_get_stats(rocker_port, + SWITCHDEV_OBJ_SW_FLOW(obj)); + break; + default: + err = -EOPNOTSUPP; + break; + } + + return err; +} + static const struct switchdev_ops rocker_port_switchdev_ops = { .switchdev_port_attr_get = rocker_port_attr_get, .switchdev_port_attr_set = rocker_port_attr_set, .switchdev_port_obj_add = rocker_port_obj_add, .switchdev_port_obj_del = rocker_port_obj_del, .switchdev_port_obj_dump = rocker_port_obj_dump, + .switchdev_port_obj_get = rocker_port_obj_get, }; /******************** -- 2.7.0.rc3.207.g0ac5344