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 03E7B297105; Mon, 12 May 2025 17:43:00 +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=1747071781; cv=none; b=lvkrdzH1xCOZJrjRD2ruvNa8ckz723Ips+MmCImOTP89hf9RNKYZoul4gn6S5rBl1fZZCH+5xVGrDmEs3Sbq5XkY9xoZqcJd1iWVRT8L4eWv4gON0HQXUV+eM60QZKNtDYayFyjDDcL3onAvtPkXEBYGqfeKjSRfqEr4+DUU1Oc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1747071781; c=relaxed/simple; bh=ddbb87P3F5YCzIfxsHCczLheR5BScPNX+H4v/lbNdn4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=a03joEUtluNd8GvTv0Lu2flC+lbL2HqGahammUKVq6fINGY07aXwlpXYUergKGFbkKY3KxbXc5orBdadJptKWd7xQCiehr29mkqDPXtzQZ3o6DCP6i3rWGFl31ORyN95zhHX5kq9zCG8jJTDiVnkZV7dD6YRvFdfXQ2qThJd5HQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=uRLatgnL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="uRLatgnL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1716BC4CEE7; Mon, 12 May 2025 17:42:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1747071780; bh=ddbb87P3F5YCzIfxsHCczLheR5BScPNX+H4v/lbNdn4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uRLatgnLSN4+IOQp6zrJ0dc1pZHMER6EnDmXRaJM4RQ7RUXOT3u09entHVilcGpic yzk4hvI4RPm7DadyCMF3hvLrVDcCFWFiPoQotZXFrrCx7EhOBS6RLMKZ2WOO70OLU1 uCfrhxO05cf//L/GHlAe2dJXq2y468osfK2t+m80= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Frank Wunderlich , Paolo Abeni , Sasha Levin Subject: [PATCH 6.14 024/197] net: ethernet: mtk_eth_soc: do not reset PSE when setting FE Date: Mon, 12 May 2025 19:37:54 +0200 Message-ID: <20250512172045.336945938@linuxfoundation.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250512172044.326436266@linuxfoundation.org> References: <20250512172044.326436266@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Frank Wunderlich [ Upstream commit e8716b5b0dff1b3d523b4a83fd5e94d57b887c5c ] Remove redundant PSE reset. When setting FE register there is no need to reset PSE, doing so may cause FE to work abnormal. Link: https://git01.mediatek.com/plugins/gitiles/openwrt/feeds/mtk-openwrt-feeds/+/3a5223473e086a4b54a2b9a44df7d9ddcc2bc75a Fixes: dee4dd10c79aa ("net: ethernet: mtk_eth_soc: ppe: add support for multiple PPEs") Signed-off-by: Frank Wunderlich Link: https://patch.msgid.link/18f0ac7d83f82defa3342c11ef0d1362f6b81e88.1746406763.git.daniel@makrotopia.org Signed-off-by: Paolo Abeni Signed-off-by: Sasha Levin --- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c index bf6e572762413..341def2bf1d35 100644 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c @@ -3427,9 +3427,6 @@ static int mtk_open(struct net_device *dev) } mtk_gdm_config(eth, target_mac->id, gdm_config); } - /* Reset and enable PSE */ - mtk_w32(eth, RST_GL_PSE, MTK_RST_GL); - mtk_w32(eth, 0, MTK_RST_GL); napi_enable(ð->tx_napi); napi_enable(ð->rx_napi); -- 2.39.5