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 975ECC433EF for ; Sun, 23 Jan 2022 17:40:53 +0000 (UTC) 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:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=9cUMC82LRybhD4SNYpWsZyQ1ECHNxz2G3hUmmrWgajU=; b=Hi+jJjynWN0qVf cVr5S4H4L/3LYTysR32zQb2+CEGPv3uM/oGnxijd3me97FbfBO3isWN0ve+z3y5BZI4k/e0PDjp/q je2gzpDLouBfKiSfm82jkwBkdW9DpP++3UiuxKZghCTIFlevkQbFgCfQAjSpCyKz7FPgDKzSsU7Bu bmxro/MaYj+XN1LsBfg71UdsvgYPs9uhflE7PLwfuyOwLRdh4s/Y1kpV98XUxWUwtcgPQtukgnVdl 8j4hTDAfpajcLVu1ec34JBIFIWJcxqAfmJM56VFdMnGTPrk9JI1qXeUhCaBWB9fsYF1hr4BNJCguS /Q043VIT3BcMbn5g5Q3g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBgq7-001VKz-TR; Sun, 23 Jan 2022 17:39:44 +0000 Received: from vps0.lunn.ch ([185.16.172.187]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1nBgq5-001VKS-0O for linux-arm-kernel@lists.infradead.org; Sun, 23 Jan 2022 17:39:42 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lunn.ch; s=20171124; h=In-Reply-To:Content-Disposition:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:From:Sender:Reply-To:Subject: Date:Message-ID:To:Cc:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Content-Disposition:In-Reply-To:References; bh=TpeFrxH14YUq45bMnvehHjYdMHvlZ8HQZ1rF7DFjtM0=; b=HDVD6mcewueDYju4m+947+6S7s 9IC6udZX/q4dlqxA5MVOk5IIyklMKNYUmFg1lQBfVUvRszN8ZXEtKOEalV3lcp++dji2jb/is4Pd1 vFfsc/c9sZWIiinIC+kpE2pHNjLq7oH5uaeLuuWVjXpKMprgCiGPHJ5ZB+O0JSe9XbU4=; Received: from andrew by vps0.lunn.ch with local (Exim 4.94.2) (envelope-from ) id 1nBgpq-002Oqt-BT; Sun, 23 Jan 2022 18:39:26 +0100 Date: Sun, 23 Jan 2022 18:39:26 +0100 From: Andrew Lunn To: Jisheng Zhang Cc: Giuseppe Cavallaro , Alexandre Torgue , Jose Abreu , "David S . Miller" , Jakub Kicinski , Maxime Coquelin , netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] net: stmmac: don't stop RXC during LPI Message-ID: References: <20220123141245.1060-1-jszhang@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220123_093941_076014_BBB821CE X-CRM114-Status: UNSURE ( 7.40 ) X-CRM114-Notice: Please train this message. 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: , 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 > I think this is a common issue because the MAC needs phy's RXC for RX > logic. But it's better to let other stmmac users verify. The issue > can easily be reproduced on platforms with PHY_POLL external phy. What is the relevance of PHY polling here? Are you saying if the PHY is using interrupts you do not see this issue? Andrew _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel