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=-18.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 78E7BC433F5 for ; Fri, 24 Sep 2021 09:44:48 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4FBF460238 for ; Fri, 24 Sep 2021 09:44:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 4FBF460238 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6xFIs7sy0o9WxGGIbN53baZYwRzzjuXrTsdksra16M4=; b=4yLh/2A3BQkqZQ f4ogtHT3qIC3M+cDsOQLCE0R4BbB7+q2L0R3805pQm+w47cofRiPTZhX2lO8OjIKOM4Vgua0OL4f5 gHk/by5DM4vXLDzzWfixZ1qS9tJ12DJyv4yS6wF0ykxeuqysfT+Pjjg4dxpjTfYUAJldVp6i/lodT 8Mc7CTUlvi7t2/PuVUqXgZV3UZX/U1pMCz9jdjCXb31DK2hwv1kmpmbXw5aIIKN/e3Rm998DtVZGu zPtsZUWiVgGP4ewS7Sg2rePaAS5Ld918jgd2PDCnHH4cCwzNlY5LVUTx140dtC1Jbepn8/KilpaCN Jt1WYJZ/zYO0nwbgVidg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mThjn-00DvT9-Eh; Fri, 24 Sep 2021 09:43:23 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mThjE-00DvGj-6b; Fri, 24 Sep 2021 09:42:49 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id EBE5C1A3059; Fri, 24 Sep 2021 11:42:46 +0200 (CEST) Received: from aprdc01srsp001v.ap-rdc01.nxp.com (aprdc01srsp001v.ap-rdc01.nxp.com [165.114.16.16]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 54D1D1A3049; Fri, 24 Sep 2021 11:42:46 +0200 (CEST) Received: from localhost.localdomain (mega.ap.freescale.net [10.192.208.232]) by aprdc01srsp001v.ap-rdc01.nxp.com (Postfix) with ESMTP id 750ED183AC8B; Fri, 24 Sep 2021 17:42:43 +0800 (+08) From: Xiaoliang Yang To: davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: allan.nielsen@microchip.com, joergen.andreasen@microchip.com, UNGLinuxDriver@microchip.com, vinicius.gomes@intel.com, michael.chan@broadcom.com, vishal@chelsio.com, saeedm@mellanox.com, jiri@mellanox.com, idosch@mellanox.com, alexandre.belloni@bootlin.com, kuba@kernel.org, xiaoliang.yang_1@nxp.com, po.liu@nxp.com, vladimir.oltean@nxp.com, leoyang.li@nxp.com, f.fainelli@gmail.com, andrew@lunn.ch, vivien.didelot@gmail.com, claudiu.manoil@nxp.com, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, matthias.bgg@gmail.com, horatiu.vultur@microchip.com Subject: [PATCH v5 net-next 3/9] net: mscc: ocelot: add MAC table stream learn and lookup operations Date: Fri, 24 Sep 2021 17:52:20 +0800 Message-Id: <20210924095226.38079-4-xiaoliang.yang_1@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210924095226.38079-1-xiaoliang.yang_1@nxp.com> References: <20210924095226.38079-1-xiaoliang.yang_1@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210924_024248_551205_D7475AD8 X-CRM114-Status: GOOD ( 11.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Vladimir Oltean ocelot_mact_learn_streamdata() can be used in VSC9959 to overwrite an FDB entry with stream data. The stream data includes SFID and SSID which can be used for PSFP and FRER set. ocelot_mact_lookup() can be used to check if the given {DMAC, VID} FDB entry is exist, and also can retrieve the DEST_IDX and entry type for the FDB entry. Signed-off-by: Vladimir Oltean Signed-off-by: Xiaoliang Yang --- drivers/net/ethernet/mscc/ocelot.c | 50 ++++++++++++++++++++++++++++++ include/soc/mscc/ocelot.h | 5 +++ 2 files changed, 55 insertions(+) diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 35006b0fb963..dc65247b91be 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -114,6 +114,56 @@ int ocelot_mact_forget(struct ocelot *ocelot, } EXPORT_SYMBOL(ocelot_mact_forget); +int ocelot_mact_lookup(struct ocelot *ocelot, int *dst_idx, + struct ocelot_mact_entry *entry) +{ + int val; + + mutex_lock(&ocelot->mact_lock); + + ocelot_mact_select(ocelot, entry->mac, entry->vid); + + /* Issue a read command with MACACCESS_VALID=1. */ + ocelot_write(ocelot, ANA_TABLES_MACACCESS_VALID | + ANA_TABLES_MACACCESS_MAC_TABLE_CMD(MACACCESS_CMD_READ), + ANA_TABLES_MACACCESS); + + if (ocelot_mact_wait_for_completion(ocelot)) { + mutex_unlock(&ocelot->mact_lock); + return -ETIMEDOUT; + } + + /* Read back the entry flags */ + val = ocelot_read(ocelot, ANA_TABLES_MACACCESS); + + mutex_unlock(&ocelot->mact_lock); + + if (!(val & ANA_TABLES_MACACCESS_VALID)) + return -ENOENT; + + *dst_idx = ANA_TABLES_MACACCESS_DEST_IDX_X(val); + entry->type = ANA_TABLES_MACACCESS_ENTRYTYPE_X(val); + + return 0; +} +EXPORT_SYMBOL(ocelot_mact_lookup); + +int ocelot_mact_learn_streamdata(struct ocelot *ocelot, int dst_idx, + struct ocelot_mact_entry *entry, u32 data) +{ + int ret; + + mutex_lock(&ocelot->mact_lock); + ocelot_write(ocelot, data, ANA_TABLES_STREAMDATA); + mutex_unlock(&ocelot->mact_lock); + + ret = ocelot_mact_learn(ocelot, dst_idx, entry->mac, entry->vid, + entry->type); + + return ret; +} +EXPORT_SYMBOL(ocelot_mact_learn_streamdata); + static void ocelot_mact_init(struct ocelot *ocelot) { /* Configure the learning mode entries attributes: diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h index e6773f4d09ce..455293652257 100644 --- a/include/soc/mscc/ocelot.h +++ b/include/soc/mscc/ocelot.h @@ -926,6 +926,11 @@ void ocelot_phylink_mac_link_up(struct ocelot *ocelot, int port, bool tx_pause, bool rx_pause, unsigned long quirks); +int ocelot_mact_lookup(struct ocelot *ocelot, int *dst_idx, + struct ocelot_mact_entry *entry); +int ocelot_mact_learn_streamdata(struct ocelot *ocelot, int dst_idx, + struct ocelot_mact_entry *entry, u32 data); + #if IS_ENABLED(CONFIG_BRIDGE_MRP) int ocelot_mrp_add(struct ocelot *ocelot, int port, const struct switchdev_obj_mrp *mrp); -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel