From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9B47BC43331 for ; Fri, 12 Feb 2021 15:18:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5880064DF2 for ; Fri, 12 Feb 2021 15:18:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231317AbhBLPRx (ORCPT ); Fri, 12 Feb 2021 10:17:53 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48214 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231754AbhBLPRe (ORCPT ); Fri, 12 Feb 2021 10:17:34 -0500 Received: from mail-ed1-x52d.google.com (mail-ed1-x52d.google.com [IPv6:2a00:1450:4864:20::52d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37C81C061793; Fri, 12 Feb 2021 07:16:22 -0800 (PST) Received: by mail-ed1-x52d.google.com with SMTP id g21so73880edm.6; Fri, 12 Feb 2021 07:16:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=dHN/KEqqL5oOLZEZeyQA7jzjeIc7NEY7uPpaXIEmtwA=; b=gt82nsMmAQ+WIrw+CtYGDCHn8MzrKAE6EnVDlgcbV2yi2XhjPPVQL0/0OGYgl8G5kV GpRMlrWB9M8kxqxmTN3TzATAFFZr4oQB4cI2HNrw6u35b1eBmzOCIbMJKk+sX2NKRpj0 b1FHZafx5E4aPfHjhhLJLQR+tvTzeACZJEO9wuLy75frNpgosMkmos4bdHnXlIWeHSox KzjIsH+38IjJUYYdZxsZpGwstSWfD/breQdAn7uJV2UfsBkZl6/q7C+GhDeCYcI0rY6h 51DLov0vgem8sp+M3ZDlZmNfrwgD4pzhc/kNWNzuD/gIc8dlbUUb8kPP5QuRK+zP5G9z wVCg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=dHN/KEqqL5oOLZEZeyQA7jzjeIc7NEY7uPpaXIEmtwA=; b=MRLbdhC8LIr7cLi3WEjKGovkyO6CKU7OtyrRdeqe2YxSyQ/XJ09lZbDyd33rKN7gTL 2N03cIXh09Pg7Jd+10DJ4Q35MwkotlnXZJ+oAF4NtprXShUdbzbDk9Nlps51EidRT8m3 Pqojsp5MARHjNlKckC/MQ2C41LCjPz60LhRagRoHELD4ITakplgw//VuFjVihJjMcqxw AO5D5m+90cpjTIFZxBnJMJ267+6ZtIPpuv3stshUoE35GHub2fFoJmzhY9NJpD9zQz4b V2q39ZsGTA8et/qdTyuempokBWLXxVsB3j13xspgsz/JRvoCb1xxvoF4MVVTBim0Fwr+ Sfvw== X-Gm-Message-State: AOAM532O3EKJ6bhO+dV/NCHGQv1J0C7NBtHYmcfwpDhn0bJ62nEolHZL nOK3xQOHZkQZEEuSZjPVn6I= X-Google-Smtp-Source: ABdhPJxERN6QqoEHDrAuCtFFPYQ0A+bahP95QHpcJVPvMzT8BgrDS2zVg/HPSRHhwwDrXyiNcB3OnA== X-Received: by 2002:a05:6402:100b:: with SMTP id c11mr3820883edu.193.1613142980909; Fri, 12 Feb 2021 07:16:20 -0800 (PST) Received: from localhost.localdomain (5-12-227-87.residential.rdsnet.ro. [5.12.227.87]) by smtp.gmail.com with ESMTPSA id z19sm6515456edr.69.2021.02.12.07.16.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 12 Feb 2021 07:16:20 -0800 (PST) From: Vladimir Oltean To: Jakub Kicinski , "David S. Miller" Cc: Andrew Lunn , Vivien Didelot , Florian Fainelli , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, bridge@lists.linux-foundation.org, Roopa Prabhu , Nikolay Aleksandrov , Jiri Pirko , Ido Schimmel , Claudiu Manoil , Alexandre Belloni , UNGLinuxDriver@microchip.com, Vadym Kochan , Taras Chornyi , Grygorii Strashko , Vignesh Raghavendra , Ioana Ciornei , Ivan Vecera , linux-omap@vger.kernel.org Subject: [PATCH v5 net-next 08/10] net: mscc: ocelot: use separate flooding PGID for broadcast Date: Fri, 12 Feb 2021 17:15:58 +0200 Message-Id: <20210212151600.3357121-9-olteanv@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210212151600.3357121-1-olteanv@gmail.com> References: <20210212151600.3357121-1-olteanv@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org From: Vladimir Oltean In preparation of offloading the bridge port flags which have independent settings for unknown multicast and for broadcast, we should also start reserving one destination Port Group ID for the flooding of broadcast packets, to allow configuring it individually. Signed-off-by: Vladimir Oltean Reviewed-by: Florian Fainelli --- Changes in v5: Restore the PGID_BC value from the ocelot-8021q DSA tagger setup code too. Changes in v4: None. Changes in v3: None. Changes in v2: None. drivers/net/dsa/ocelot/felix.c | 2 ++ drivers/net/ethernet/mscc/ocelot.c | 13 ++++++++----- include/soc/mscc/ocelot.h | 15 ++++++++------- 3 files changed, 18 insertions(+), 12 deletions(-) diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index ae11d3f030ac..00b053d8294f 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -299,6 +299,7 @@ static int felix_setup_tag_8021q(struct dsa_switch *ds, int cpu) cpu_flood = ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)); ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_UC); ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_MC); + ocelot_rmw_rix(ocelot, 0, cpu_flood, ANA_PGID_PGID, PGID_BC); felix->dsa_8021q_ctx = kzalloc(sizeof(*felix->dsa_8021q_ctx), GFP_KERNEL); @@ -412,6 +413,7 @@ static int felix_setup_tag_npi(struct dsa_switch *ds, int cpu) cpu_flood = ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)); ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_UC); ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_MC); + ocelot_rmw_rix(ocelot, cpu_flood, cpu_flood, ANA_PGID_PGID, PGID_BC); return 0; } diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 1654a6e22a7d..1a31598e2ae6 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -1716,7 +1716,7 @@ int ocelot_init(struct ocelot *ocelot) /* Setup flooding PGIDs */ for (i = 0; i < ocelot->num_flooding_pgids; i++) ocelot_write_rix(ocelot, ANA_FLOODING_FLD_MULTICAST(PGID_MC) | - ANA_FLOODING_FLD_BROADCAST(PGID_MC) | + ANA_FLOODING_FLD_BROADCAST(PGID_BC) | ANA_FLOODING_FLD_UNICAST(PGID_UC), ANA_FLOODING, i); ocelot_write(ocelot, ANA_FLOODING_IPMC_FLD_MC6_DATA(PGID_MCIPV6) | @@ -1737,15 +1737,18 @@ int ocelot_init(struct ocelot *ocelot) ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_SRC + port); } - /* Allow broadcast MAC frames. */ for_each_nonreserved_multicast_dest_pgid(ocelot, i) { u32 val = ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports - 1, 0)); ocelot_write_rix(ocelot, val, ANA_PGID_PGID, i); } - ocelot_write_rix(ocelot, - ANA_PGID_PGID_PGID(GENMASK(ocelot->num_phys_ports, 0)), - ANA_PGID_PGID, PGID_MC); + /* Allow broadcast and unknown L2 multicast to the CPU. */ + ocelot_rmw_rix(ocelot, ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), + ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), + ANA_PGID_PGID, PGID_MC); + ocelot_rmw_rix(ocelot, ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), + ANA_PGID_PGID_PGID(BIT(ocelot->num_phys_ports)), + ANA_PGID_PGID, PGID_BC); ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV4); ocelot_write_rix(ocelot, 0, ANA_PGID_PGID, PGID_MCIPV6); diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h index bfce3df61bfd..9acbef1416f1 100644 --- a/include/soc/mscc/ocelot.h +++ b/include/soc/mscc/ocelot.h @@ -54,16 +54,17 @@ * PGID_CPU: used for whitelisting certain MAC addresses, such as the addresses * of the switch port net devices, towards the CPU port module. * PGID_UC: the flooding destinations for unknown unicast traffic. - * PGID_MC: the flooding destinations for broadcast and non-IP multicast - * traffic. + * PGID_MC: the flooding destinations for non-IP multicast traffic. * PGID_MCIPV4: the flooding destinations for IPv4 multicast traffic. * PGID_MCIPV6: the flooding destinations for IPv6 multicast traffic. + * PGID_BC: the flooding destinations for broadcast traffic. */ -#define PGID_CPU 59 -#define PGID_UC 60 -#define PGID_MC 61 -#define PGID_MCIPV4 62 -#define PGID_MCIPV6 63 +#define PGID_CPU 58 +#define PGID_UC 59 +#define PGID_MC 60 +#define PGID_MCIPV4 61 +#define PGID_MCIPV6 62 +#define PGID_BC 63 #define for_each_unicast_dest_pgid(ocelot, pgid) \ for ((pgid) = 0; \ -- 2.25.1