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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z11-20020a17090ab10b00b0022e6374dc2asi4681574pjq.12.2023.02.02.05.02.42; Thu, 02 Feb 2023 05:03:02 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@microchip.com header.s=mchp header.b=ruAuCAvm; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=microchip.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232550AbjBBM7p (ORCPT + 99 others); Thu, 2 Feb 2023 07:59:45 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232300AbjBBM7U (ORCPT ); Thu, 2 Feb 2023 07:59:20 -0500 Received: from esa.microchip.iphmx.com (esa.microchip.iphmx.com [68.232.154.123]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 72B118F25B; Thu, 2 Feb 2023 04:59:11 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1675342752; x=1706878752; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=IPrDFvqI3OZVkXu9LgANLuFGMbNRDf2adVIuQuhodQ4=; b=ruAuCAvm3vIujiNwqYsYVNOBzTXBCBYVAniNwYzHhie02EPuwuY+0sKX wLMni1nTN8t9u3AoLvlirZM1+v3ETOmr+eXf/qsDZt55MWuWN52TkwCNf BqndCA4Fw+zv1Am5jj29rYxZrdzyUk5w8IRi7gAkHesfSwPHXT3dZ6igG wYeQJOw/KMi+S8uT1jQ9UsMXHvrh8Hq1xsFQK7rzqZIQ2iIyHfAAkUcrg mH6PHPvWiWbg0/Pw5ljy48xA3bZF+W2Ey2+eYCrtZ7OTCmIicKW1uhF6S oBTdJvE6pq7ZV/94SJ+PJrmqoIsX9I3L/YCkPCll52K5RCqHoCHFSRWRX Q==; X-IronPort-AV: E=Sophos;i="5.97,267,1669100400"; d="scan'208";a="135251882" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 02 Feb 2023 05:59:11 -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 15.1.2507.16; Thu, 2 Feb 2023 05:59:10 -0700 Received: from che-lt-i67786lx.microchip.com (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.16 via Frontend Transport; Thu, 2 Feb 2023 05:59:06 -0700 From: Rakesh Sankaranarayanan To: , CC: , , , , , , , , , Subject: [RFC PATCH net-next 08/11] net: dsa: microchip: lan937x: avoid mib read for cascaded port Date: Thu, 2 Feb 2023 18:29:27 +0530 Message-ID: <20230202125930.271740-9-rakesh.sankaranarayanan@microchip.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230202125930.271740-1-rakesh.sankaranarayanan@microchip.com> References: <20230202125930.271740-1-rakesh.sankaranarayanan@microchip.com> MIME-Version: 1.0 X-Spam-Status: No, score=-4.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED, RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1756724442462316058?= X-GMAIL-MSGID: =?utf-8?q?1756724442462316058?= Cascaded port need not be involved in mib read process. Unlike cpu port, mib read function will be called for all other ports. Add check to skip function if port is of type DSA_PORT_TYPE_DSA. Signed-off-by: Rakesh Sankaranarayanan --- drivers/net/dsa/microchip/ksz_common.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 0df71156a540..913296c5dd50 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -2230,7 +2230,8 @@ static void ksz_mib_read_work(struct work_struct *work) int i; for (i = 0; i < dev->info->port_cnt; i++) { - if (dsa_is_unused_port(dev->ds, i)) + if (dsa_is_unused_port(dev->ds, i) || + dsa_is_dsa_port(dev->ds, i)) continue; p = &dev->ports[i];