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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 9B555E64009 for ; Sun, 12 Apr 2026 09:56:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Cc:To:Message-Id: Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=ncnpvs7B3KhxlO+WRuPRM3eg1ZSdDJ0ooKbApZFkLMA=; b=QDLe627VMQVSLNSnCVA3gQcV0k skEe3+d3gXr7JZgsvU9q8UUSdKIV78WXyBM6fTaas94LLXIJdoXknsyXTJJ/ugFKhp+YTb8abf3j+ e6qbjTnV1KEBt55fX7nx0vth4yUmy/IaKHIUyqugXb4BufxfV29XtUIx/bihGmdh0glRbkDQheDMJ 1+eIKvGuqr8m0P1bv6d7HTVfSWfOBSgBMLUvX8lebL64ilRoowiJkDVLUVK9SefdW8sObSyl23Huf EE0fVxzr6n6LS0DV2MhSmlanNUZa1ONIRaEGY2+l6sfZ0m3ZvEYC9LZFWCqM7RPLDb24HKcc1Fg8F gPIjeJ3w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wBrYU-0000000EDu3-481Y; Sun, 12 Apr 2026 09:56:39 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wBrYS-0000000EDtJ-3Xxb; Sun, 12 Apr 2026 09:56:37 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 20C634402E; Sun, 12 Apr 2026 09:56:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7E81FC19424; Sun, 12 Apr 2026 09:56:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775987796; bh=bWTAU7CtOZ3is69U6C/L35u5+9IkLvK6b+Gt8sgHq14=; h=From:Date:Subject:To:Cc:From; b=re+ASIDoyvLcewdruxi3zdzfMhuhe06Y4T2is62zvRj1ZVH706WVGyOBTdaPqO3zr Cb1oh8voTefZCIHL7eYKII+R1xERpT+ZaZhlU1LZZOxwVAeinbNbk6HQwuasK+FNeU 6oZtugDtdUwltwLBim44z7H9eYCOGuxCLMV5K8jNlhF4PsLAwM/RV8/9mdPdFHTsub eG8x+1Vnxz8/Znl6H+PhptGdJy5NNO2Oh4Jt+kN0oV2uyEvxCn5HaHn4fAvLeVjQmF QdMj9ubzAxjQSPEYa1AKYP9XyXjAC2RZSxVvV7yZLtkPxqjP9lCl8VN6VdP2k864m8 xZLnKUYzFoLdA== From: Lorenzo Bianconi Date: Sun, 12 Apr 2026 11:56:25 +0200 Subject: [PATCH net-next] net: airoha: Remove PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260412-airoha_fe_init_remove_mc_en_bit-v1-1-7b6a5a25a74d@kernel.org> X-B4-Tracking: v=1; b=H4sIAAAAAAAC/x3NywqDMBBG4VeRWTegobWXVyllSMc/dRZOShJEE N+9octvc85OBVlR6NHtlLFq0WQNw6kjmYN94HRqJt/7sT8P3gXNaQ4cwWpaOWNJK3gRhvFbqwu 3+3SNIpcoI7XKNyPq9j88yVCdYav0Oo4fH3pjxHsAAAA= X-Change-ID: 20260412-airoha_fe_init_remove_mc_en_bit-a89d7fcc5fc6 To: Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Lorenzo Bianconi Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org X-Mailer: b4 0.14.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260412_025636_929824_15E190DB X-CRM114-Status: GOOD ( 10.72 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org PCE_MC_EN_MASK bit in REG_FE_PCE_CFG configuration performed in airoha_fe_init() is used to duplicate multicast packets and send a copy to the CPU when the traffic is offloaded. This is necessary just if it is requested by the user. Disable multicast packets duplication by default. Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/airoha/airoha_eth.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/ethernet/airoha/airoha_eth.c b/drivers/net/ethernet/airoha/airoha_eth.c index 8e4b043af4bc..9b5b677a7071 100644 --- a/drivers/net/ethernet/airoha/airoha_eth.c +++ b/drivers/net/ethernet/airoha/airoha_eth.c @@ -458,9 +458,8 @@ static int airoha_fe_init(struct airoha_eth *eth) FIELD_PREP(PSE_IQ_RES2_P5_MASK, 0x40) | FIELD_PREP(PSE_IQ_RES2_P4_MASK, 0x34)); - /* enable FE copy engine for MC/KA/DPI */ - airoha_fe_wr(eth, REG_FE_PCE_CFG, - PCE_DPI_EN_MASK | PCE_KA_EN_MASK | PCE_MC_EN_MASK); + /* enable FE copy engine for KA/DPI */ + airoha_fe_wr(eth, REG_FE_PCE_CFG, PCE_DPI_EN_MASK | PCE_KA_EN_MASK); /* set vip queue selection to ring 1 */ airoha_fe_rmw(eth, REG_CDM_FWD_CFG(1), CDM_VIP_QSEL_MASK, FIELD_PREP(CDM_VIP_QSEL_MASK, 0x4)); --- base-commit: 3f3a2aefbc661b837c8e344f944982d61c2ae037 change-id: 20260412-airoha_fe_init_remove_mc_en_bit-a89d7fcc5fc6 Best regards, -- Lorenzo Bianconi