From patchwork Wed Apr 10 08:05:48 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oleksij Rempel X-Patchwork-Id: 13623819 X-Patchwork-Delegate: kuba@kernel.org Received: from metis.whiteo.stw.pengutronix.de (metis.whiteo.stw.pengutronix.de [185.203.201.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 86AEF13D511 for ; Wed, 10 Apr 2024 08:06:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.203.201.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712736369; cv=none; b=tTHdMn9NOhhZ+CnEoEva/Vt4fN+iOhyTbUTQA7/av86E9MSPSVSh86fG4QGs+EV3kp5HfWzSwxbOQDBo9AURXB1lG9Evq5w8AjJalmInuX0/BHp3NZe6olAzL14rX3U0TLSXX+hQ54U0WrbisPYQgY71S5iOCzY7mhDkzPab8Aw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712736369; c=relaxed/simple; bh=QPq++0oGGAhF9jWbCS3UVNaYuVdly7/+G7Nn1QU2JyM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pKNULeSXme3ysYgysUxI0bqhrdPfDH7tm3vc2qSzFPebsdqfrwLq9gruB961gDkJbXMwziREzXxCPGTS/5YHpjMWayCRDtNFvdWKXgmfe4Um7Wt9wcLBNBCaRVsk8TfUYQBzKRrOjbhkuiVvxeo/gu11F57h9G5jvp4kfi/7fY0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de; spf=pass smtp.mailfrom=pengutronix.de; arc=none smtp.client-ip=185.203.201.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=pengutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pengutronix.de Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ruSy0-0004NN-Bg; Wed, 10 Apr 2024 10:06:00 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1ruSxx-00BSav-Rm; Wed, 10 Apr 2024 10:05:57 +0200 Received: from ore by dude04.red.stw.pengutronix.de with local (Exim 4.96) (envelope-from ) id 1ruSxx-005Ctk-2V; Wed, 10 Apr 2024 10:05:57 +0200 From: Oleksij Rempel To: "David S. Miller" , Andrew Lunn , Eric Dumazet , Florian Fainelli , Jakub Kicinski , Paolo Abeni , Vladimir Oltean , Woojung Huh , Arun Ramadoss Cc: Oleksij Rempel , Florian Fainelli , kernel@pengutronix.de, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, UNGLinuxDriver@microchip.com, David Ahern , Simon Horman , Willem de Bruijn , =?utf-8?q?S=C3=B8ren_Andersen?= Subject: [PATCH net-next v6 1/9] net: dsa: add support for DCB get/set apptrust configuration Date: Wed, 10 Apr 2024 10:05:48 +0200 Message-Id: <20240410080556.1241048-2-o.rempel@pengutronix.de> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240410080556.1241048-1-o.rempel@pengutronix.de> References: <20240410080556.1241048-1-o.rempel@pengutronix.de> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: ore@pengutronix.de X-SA-Exim-Scanned: No (on metis.whiteo.stw.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Add DCB support to get/set trust configuration for different packet priority information sources. Some switch allow to chose different source of packet priority classification. For example on KSZ switches it is possible to configure VLAN PCP and/or DSCP sources. Signed-off-by: Oleksij Rempel Reviewed-by: Florian Fainelli --- changes v6: - port_set_apptrust pointer should be tested in dsa_user_dcbnl_set_apptrust() changes v3: - s/to choice/to chose/ --- include/net/dsa.h | 4 ++++ net/dsa/user.c | 28 ++++++++++++++++++++++++++++ 2 files changed, 32 insertions(+) diff --git a/include/net/dsa.h b/include/net/dsa.h index 7c0da9effe4e9..96bde2aa86efd 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -955,6 +955,10 @@ struct dsa_switch_ops { u8 prio); int (*port_del_dscp_prio)(struct dsa_switch *ds, int port, u8 dscp, u8 prio); + int (*port_set_apptrust)(struct dsa_switch *ds, int port, + const u8 *sel, int nsel); + int (*port_get_apptrust)(struct dsa_switch *ds, int port, u8 *sel, + int *nsel); /* * Suspend and resume diff --git a/net/dsa/user.c b/net/dsa/user.c index 16d395bb1a1fe..aa6c26cd63f56 100644 --- a/net/dsa/user.c +++ b/net/dsa/user.c @@ -2136,6 +2136,32 @@ int dsa_user_change_mtu(struct net_device *dev, int new_mtu) return err; } +static int __maybe_unused +dsa_user_dcbnl_set_apptrust(struct net_device *dev, u8 *sel, int nsel) +{ + struct dsa_port *dp = dsa_user_to_port(dev); + struct dsa_switch *ds = dp->ds; + int port = dp->index; + + if (!ds->ops->port_set_apptrust) + return -EOPNOTSUPP; + + return ds->ops->port_set_apptrust(ds, port, sel, nsel); +} + +static int __maybe_unused +dsa_user_dcbnl_get_apptrust(struct net_device *dev, u8 *sel, int *nsel) +{ + struct dsa_port *dp = dsa_user_to_port(dev); + struct dsa_switch *ds = dp->ds; + int port = dp->index; + + if (!ds->ops->port_get_apptrust) + return -EOPNOTSUPP; + + return ds->ops->port_get_apptrust(ds, port, sel, nsel); +} + static int __maybe_unused dsa_user_dcbnl_set_default_prio(struct net_device *dev, struct dcb_app *app) { @@ -2376,6 +2402,8 @@ static const struct ethtool_ops dsa_user_ethtool_ops = { static const struct dcbnl_rtnl_ops __maybe_unused dsa_user_dcbnl_ops = { .ieee_setapp = dsa_user_dcbnl_ieee_setapp, .ieee_delapp = dsa_user_dcbnl_ieee_delapp, + .dcbnl_setapptrust = dsa_user_dcbnl_set_apptrust, + .dcbnl_getapptrust = dsa_user_dcbnl_get_apptrust, }; static void dsa_user_get_stats64(struct net_device *dev,