From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5532F304BA3 for ; Sun, 12 Apr 2026 09:56:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775987796; cv=none; b=h9t5rbXjBBhA0dDFPyzKBPYLhS0/O706S+qROPCrNd3Kv5ACXQSD7X5rS1FmwP3wpxu6HV1gK9YDmyIJetE4hwtv3uTeogxnD/lr8fqokP2uIHerf7MGdt0CsQhgKkaJ8w4ZrdtI1+DZKVihpn2Ka1JcGILHWV9WDahuH1DPU5k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775987796; c=relaxed/simple; bh=bWTAU7CtOZ3is69U6C/L35u5+9IkLvK6b+Gt8sgHq14=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To:Cc; b=ZppIiurM/S8JPtVNHVuoILucZyKhLkuYG6s7gP4gtHmUHnLK3085cKBII/vnmOR9bjDgWo2tufoeQijjCyYBtI7PnxRD1xZrOdzgLIkjwvY1Y5iLCd2vbNtsXMe+rS6wRUF4eycxNNqy31+atrQRZJ/9unXPvf+GsxQbmAlVJ68= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=re+ASIDo; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="re+ASIDo" 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 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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 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