From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtpout-02.galae.net (smtpout-02.galae.net [185.246.84.56]) (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 58E1D301709 for ; Mon, 10 Nov 2025 09:25:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.246.84.56 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762766714; cv=none; b=SpeFzBdajHGmJCgYjCrAc+hqWaYXshFI6BLqYZ7+zL5vF/CzjVk5cOKP5DhHdUlTdn5KvmAaL4EGAKb0sYsWK4njJhiAzKRkMa6FfOkjQwRJkQYlk2W6CvF9yeql4DmOHw/Jul+smJa1jPIFxlVWk85qQflbwRkpsaxDEtxOhFE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762766714; c=relaxed/simple; bh=VF0B808n4szjmm435IxRlwSJgInTyKl/Z+XdCuwycps=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=OyLSynVr935UYZjJwubzLywJaTuEbwi2wevbL59S9DiqAj9fEeRa23elglUmv0Z6cVTBsj5+1LAsbpbg7s89PUMrBBUQDqmrx8QiK1PzUPjoa1b18F2dCYqGHdnWGfseALAygAsyKCr3m+5FdCQWiijXdkN65UfdgcoAgQ16FXM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com; spf=pass smtp.mailfrom=bootlin.com; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b=lnxNBCka; arc=none smtp.client-ip=185.246.84.56 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=bootlin.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=bootlin.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=bootlin.com header.i=@bootlin.com header.b="lnxNBCka" Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id 8D2121A19A7; Mon, 10 Nov 2025 09:25:03 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id 59113606F5; Mon, 10 Nov 2025 09:25:03 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 8AA66103718C5; Mon, 10 Nov 2025 10:25:01 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1762766702; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=ahBjE0dA+/iYnH6oOmoggBaMYIM7enJhfD8WAtxUp38=; b=lnxNBCkaOxOFAp54kUer4L+fRnjhmQIZTtcp/oI2mUQGrCw1m9pF5QCRlnlrRz0ImBZTrZ smxx6vxaCtlvdD9uqdhZFYd1FSbNJsGPf5pRo/tMx713ONCRAC6tqw5svQdXn+Sf0DKMP2 uICt6xTocnUPNjW7PHEF6peM5xgjU7wiiV89OtDe2ElvwFN+ChM87Jb8gAt8Yoy0Fg4I3t OVORZSmikwH6Z3x0pmsaRpw6VkSuWogq/kYGIRkXKQ49cGHVjDBIE9a+Mr70n+UjG/m2Nc T4H8yW6bvXtclCnURAZZCKGb1DTIrb1Y9fOb4aZmZdHxgzzDSxPfnGrmtxiWoA== From: Romain Gantois Date: Mon, 10 Nov 2025 10:24:53 +0100 Subject: [PATCH net-next v2 1/3] net: phy: dp83869: Restart PHY when configuring mode 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: <20251110-sfp-1000basex-v2-1-dd5e8c1f5652@bootlin.com> References: <20251110-sfp-1000basex-v2-0-dd5e8c1f5652@bootlin.com> In-Reply-To: <20251110-sfp-1000basex-v2-0-dd5e8c1f5652@bootlin.com> To: Andrew Lunn , Heiner Kallweit , Russell King , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: Maxime Chevallier , Thomas Petazzoni , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Romain Gantois X-Mailer: b4 0.14.3 X-Last-TLS-Session-Version: TLSv1.3 The DP83869 PHY requires a software restart when the OP_MODE is changed. Add this restart in dp83869_configure_mode(). Signed-off-by: Romain Gantois --- drivers/net/phy/dp83869.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/net/phy/dp83869.c b/drivers/net/phy/dp83869.c index 1f381d7b13ff..309bf608d630 100644 --- a/drivers/net/phy/dp83869.c +++ b/drivers/net/phy/dp83869.c @@ -792,11 +792,17 @@ static int dp83869_configure_mode(struct phy_device *phydev, case DP83869_RGMII_1000_BASE: case DP83869_RGMII_100_BASE: ret = dp83869_configure_fiber(phydev, dp83869); + if (ret) + return ret; break; default: return -EINVAL; } + ret = phy_write(phydev, DP83869_CTRL, DP83869_SW_RESTART); + + usleep_range(10, 20); + return ret; } -- 2.51.2