From patchwork Thu Sep 29 12:03:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Machon X-Patchwork-Id: 12993966 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F04F9C433F5 for ; Thu, 29 Sep 2022 11:55:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235591AbiI2LzV (ORCPT ); Thu, 29 Sep 2022 07:55:21 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44204 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235550AbiI2Ly7 (ORCPT ); Thu, 29 Sep 2022 07:54:59 -0400 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.153.233]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 90DC42195; Thu, 29 Sep 2022 04:54:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1664452484; x=1695988484; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gvLTUJpUvV2pYzW+d1DB5vq6/GIuNsYPNE7m4vfLchY=; b=KDk38qbGt4HKYcEP3WdbxXlbw818xbh+xYTszhXFntGbbChMlEW0p91D VQKTpND4sXi1ZQJfdgjVuxaMC+CZhiACKef0J+ytWE7pBUaH/uNv79yjR Afaz+AxioLqWQodXSD8++uybBSRgPcuu6X3G2MWp7BoCdzeJjLZiLVzMN wj/s2KeWVNDTJBwuWdL1WLHZJTiMEFUnwjM/vut40NR1tDFMB7H0YLzlz 4j5YbaWOH/hVSI3U3twGmenLMPNRHCX/iVV8gfClfJlf549jbRvWheXXU bT8oLgOdj2S+/TW8t8GgpMBB05cH88CQD9spHf6oHD+SQgaGhADbpEUOY w==; X-IronPort-AV: E=Sophos;i="5.93,355,1654585200"; d="scan'208";a="182465605" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa5.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 29 Sep 2022 04:54:43 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex02.mchp-main.com (10.10.85.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.12; Thu, 29 Sep 2022 04:54:41 -0700 Received: from DEN-LT-70577.microchip.com (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.12 via Frontend Transport; Thu, 29 Sep 2022 04:54:38 -0700 From: Daniel Machon To: CC: , , , , , , , , , , , , , , , , , Subject: [PATCH net-next 6/6] net: microchip: sparx5: add support for offloading default prio Date: Thu, 29 Sep 2022 14:03:42 +0200 Message-ID: <20220929120342.2069359-7-daniel.machon@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220929120342.2069359-1-daniel.machon@microchip.com> References: <20220929120342.2069359-1-daniel.machon@microchip.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Add support for offloading default prio {ETHERTYPE, 0, prio}. Signed-off-by: Daniel Machon --- .../ethernet/microchip/sparx5/sparx5_dcb.c | 12 ++++++++++ .../ethernet/microchip/sparx5/sparx5_port.c | 23 +++++++++++++++++++ .../ethernet/microchip/sparx5/sparx5_port.h | 5 ++++ 3 files changed, 40 insertions(+) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c b/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c index 0cc46672b59c..50df24972643 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_dcb.c @@ -34,6 +34,13 @@ static int sparx5_dcb_app_validate(struct net_device *dev, int err = 0; switch (app->selector) { + /* Default priority checks */ + case IEEE_8021QAZ_APP_SEL_ETHERTYPE: + if (app->protocol != 0) + err = -EINVAL; + else if (app->priority >= SPX5_PRIOS) + err = -ERANGE; + break; /* Dscp checks */ case IEEE_8021QAZ_APP_SEL_DSCP: if (app->protocol > 63) @@ -119,6 +126,11 @@ static int sparx5_dcb_app_update(struct net_device *dev) dscp_map = &qos.dscp.map; pcp_map = &qos.pcp.map; + /* Get default prio. */ + qos.default_prio = dcb_ieee_getapp_default_prio_mask(dev); + if (qos.default_prio) + qos.default_prio = fls(qos.default_prio) - 1; + /* Get dscp ingress mapping */ dcb_ieee_getapp_dscp_prio_mask_map(dev, dscp_map); for (i = 0; i < ARRAY_SIZE(dscp_map->map); i++) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c index fb5e321c4896..73ebe76d7e50 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_port.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_port.c @@ -1151,6 +1151,7 @@ int sparx5_port_qos_set(struct sparx5_port *port, { sparx5_port_qos_dscp_set(port, &qos->dscp); sparx5_port_qos_pcp_set(port, &qos->pcp); + sparx5_port_qos_default_set(port, qos); return 0; } @@ -1220,3 +1221,25 @@ int sparx5_port_qos_dscp_set(const struct sparx5_port *port, return 0; } + +int sparx5_port_qos_default_set(const struct sparx5_port *port, + const struct sparx5_port_qos *qos) +{ + struct sparx5 *sparx5 = port->sparx5; + + /* Set default prio and dp level */ + spx5_rmw(ANA_CL_QOS_CFG_DEFAULT_QOS_VAL_SET(qos->default_prio) | + ANA_CL_QOS_CFG_DEFAULT_DP_VAL_SET(0), + ANA_CL_QOS_CFG_DEFAULT_QOS_VAL | + ANA_CL_QOS_CFG_DEFAULT_DP_VAL, + sparx5, ANA_CL_QOS_CFG(port->portno)); + + /* Set default pcp and dei for untagged frames */ + spx5_rmw(ANA_CL_VLAN_CTRL_PORT_PCP_SET(0) | + ANA_CL_VLAN_CTRL_PORT_DEI_SET(0), + ANA_CL_VLAN_CTRL_PORT_PCP | + ANA_CL_VLAN_CTRL_PORT_DEI, + sparx5, ANA_CL_VLAN_CTRL(port->portno)); + + return 0; +} diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_port.h b/drivers/net/ethernet/microchip/sparx5/sparx5_port.h index 00def02455a7..698d7d5a5c4e 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_port.h +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_port.h @@ -110,6 +110,7 @@ struct sparx5_port_qos_dscp { struct sparx5_port_qos { struct sparx5_port_qos_pcp pcp; struct sparx5_port_qos_dscp dscp; + u8 default_prio; }; int sparx5_port_qos_set(struct sparx5_port *port, struct sparx5_port_qos *qos); @@ -119,4 +120,8 @@ int sparx5_port_qos_pcp_set(const struct sparx5_port *port, int sparx5_port_qos_dscp_set(const struct sparx5_port *port, struct sparx5_port_qos_dscp *qos); + +int sparx5_port_qos_default_set(const struct sparx5_port *port, + const struct sparx5_port_qos *qos); + #endif /* __SPARX5_PORT_H__ */