From patchwork Tue Jun 6 15:25:01 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Chevallier X-Patchwork-Id: 13269386 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (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 4789C37B97 for ; Tue, 6 Jun 2023 15:25:26 +0000 (UTC) Received: from relay9-d.mail.gandi.net (relay9-d.mail.gandi.net [IPv6:2001:4b98:dc4:8::229]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 71CC010D4; Tue, 6 Jun 2023 08:25:23 -0700 (PDT) X-GND-Sasl: maxime.chevallier@bootlin.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1686065122; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=X+xPNxPluiQLUdXA04A2YJr3G7ZHNVmkXepB9CnKmbc=; b=Ew3L3o0QOKR4qCyb5VWPw5izdXReDf6atajR2pRNUbswisofsbOUD0F5RfQtJ3SQx4H07U G0ZaEJxSRid+7TRIyhixOR3SpVg1rzLQ+2F/ojh5zbSzdYrnWWrTCjIB1Dz4JI3x7Vx4GK AXYR/AshIMNDC7RQ9lFQb8+aCqka13nZz1Q+MYdzlisG8RsTQZ7c1tzOyFTWgdWPqdiVF6 elvXtwZID/X1fafXAH0s1FIAzneg5CLWU5eao7uAD0ns0kyRrjlvw1EUdPyURqClHk3wdT 3Pgetmamlh+aQbE7qHLJSeMyGdh44spytuAi85HQKtI7VAE0E5OD3C1yugIuHw== X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com X-GND-Sasl: maxime.chevallier@bootlin.com Received: by mail.gandi.net (Postfix) with ESMTPSA id BFAA0FF80B; Tue, 6 Jun 2023 15:25:19 +0000 (UTC) From: Maxime Chevallier To: davem@davemloft.net Cc: Maxime Chevallier , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, alexis.lothore@bootlin.com, thomas.petazzoni@bootlin.com, Andrew Lunn , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Florian Fainelli , Heiner Kallweit , Russell King , Vladimir Oltean , Ioana Ciornei , linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Maxime Coquelin , Jose Abreu , Alexandre Torgue , Giuseppe Cavallaro , Simon Horman , Russell King Subject: [PATCH net-next v3 5/5] net: dwmac_socfpga: explicitly disable autoscan on the regmap-mdio bus Date: Tue, 6 Jun 2023 17:25:01 +0200 Message-Id: <20230606152501.328789-6-maxime.chevallier@bootlin.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230606152501.328789-1-maxime.chevallier@bootlin.com> References: <20230606152501.328789-1-maxime.chevallier@bootlin.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Spam-Status: No, score=-2.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE, SPF_PASS,T_SCC_BODY_TEXT_LINE,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net X-Patchwork-Delegate: kuba@kernel.org Set the .autoscan flag to false on the regmap-mdio bus, to avoid using a random uninitialized value. We don't want autoscan in this case as the mdio device is a PCS and not a PHY. Fixes: 5d1f3fe7d2d5 ("net: stmmac: dwmac-sogfpga: use the lynx pcs driver") Suggested-by: Russell King (Oracle) Signed-off-by: Maxime Chevallier --- V2->V3 : New patch drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c index 1fb808be843b..e1bdf132cede 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-socfpga.c @@ -470,6 +470,7 @@ static int socfpga_dwmac_probe(struct platform_device *pdev) mrc.regmap = pcs_regmap; mrc.parent = &pdev->dev; mrc.valid_addr = 0x0; + mrc.autoscan = false; snprintf(mrc.name, MII_BUS_ID_SIZE, "%s-pcs-mii", ndev->name); pcs_bus = devm_mdio_regmap_register(&pdev->dev, &mrc);