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 54A95C54E94 for ; Thu, 26 Jan 2023 07:34:11 +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=XHQ6lP6emkQgrdDbs2PbuKbSomVoStLhyRXE67sI9HY=; b=PUqhmKkXcnF1dm 5tesz+y/Ppf9zn0sLlok/L7aTg/wLT69CCGEAdNR8qEJHfCeZajtg2S1yCW5M0TpbabCeQV902D0e EL8nDsOJcs9PZe1VhkuQa7U7KqX3jKBe0gO54of2OADPxKwybZN2QlgVPmk102ovkAtXEfLRfTm3f mnSEdO0PTaHBGaZWefZiUo4k/3AQ4O9dJMo0dhskbxYdX9PBb4j807L0qm6vYK11SA49wtz8bAOob CjGFLSBtS/0x0/93LR0jekVWUZ6EWvl+Mg+OUdK5Uu2m/vRSCMIqpsZdopiCaWJgeEgaaJCZ9N5Hu FpQv8HgksEk3JcA0ScBQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pKwkc-009qNz-VS; Thu, 26 Jan 2023 07:32:51 +0000 Received: from ams.source.kernel.org ([2604:1380:4601:e00::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pKwkZ-009qNY-AV for linux-arm-kernel@lists.infradead.org; Thu, 26 Jan 2023 07:32:48 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id ABE43B81D00; Thu, 26 Jan 2023 07:32:45 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0C726C433EF; Thu, 26 Jan 2023 07:32:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1674718364; bh=uJex7Agm+AtQyHaWdclWSJ1h9HW1dSHugJEqVU/QF5I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=bgTvrhPiOZTU1IGYW325iwByxCRk3IW1x4zTic5wg/b8nP+Na0XmPahlFKUG/nVtR LyHYWWLbwiYm0SEynmb8eoe318tgfEQ7UpAUgRhQPAEvwTJo39KJFwn1f8eZUVaxOr vZNyvJCg/FrNwjOMEHZvIqjoc+3RPTJ5oLBTzCSIIAK4tjY/vUGxvkD+SXtyIrW+C0 R3u9Yb+A3JHm14ALSD5D/p7k1x10CoV0ivHvsprWFrclE9dL3iK1koaPm/hoTNmSIe GiSSil4yjvt125YQ/uTrHaZ5SMTZl4R25CdVYI5JFryJrpHZe+q8GUPJpzsRpgTO9S Yv4Mled7swbgA== Date: Thu, 26 Jan 2023 15:32:36 +0800 From: Shawn Guo To: Philippe Schenker Cc: devicetree@vger.kernel.org, Philippe Schenker , Andrejs Cainikovs , Fabio Estevam , Francesco Dolcini , Krzysztof Kozlowski , Marcel Ziswiler , NXP Linux Team , Pengutronix Kernel Team , Rob Herring , Sascha Hauer , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: dts: imx8mm-verdin: Do not power down eth-phy Message-ID: <20230126073235.GU20713@T480> References: <20230116140153.23938-1-dev@pschenker.ch> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230116140153.23938-1-dev@pschenker.ch> User-Agent: Mutt/1.9.4 (2018-02-28) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230125_233247_545572_8DA01E87 X-CRM114-Status: GOOD ( 14.45 ) 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 On Mon, Jan 16, 2023 at 03:01:52PM +0100, Philippe Schenker wrote: > From: Philippe Schenker > > Currently if suspending using either freeze or memory state, the fec > driver tries to power down the phy which leads to crash of the kernel > and non-responsible kernel with the following call trace: > > [ 24.839889 ] Call trace: > [ 24.839892 ] phy_error+0x18/0x60 > [ 24.839898 ] kszphy_handle_interrupt+0x6c/0x80 > [ 24.839903 ] phy_interrupt+0x20/0x2c > [ 24.839909 ] irq_thread_fn+0x30/0xa0 > [ 24.839919 ] irq_thread+0x178/0x2c0 > [ 24.839925 ] kthread+0x154/0x160 > [ 24.839932 ] ret_from_fork+0x10/0x20 > > Since there is currently no functionality in the phy subsystem to power > down phys let's just disable the feature of powering-down the ethernet > phy. > > Fixes: 6a57f224f734 ("arm64: dts: freescale: add initial support for verdin imx8m mini") > Signed-off-by: Philippe Schenker Applied, thanks! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel