From patchwork Tue Dec 3 12:43:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Maxime Chevallier X-Patchwork-Id: 13892329 X-Patchwork-Delegate: kuba@kernel.org Received: from relay4-d.mail.gandi.net (relay4-d.mail.gandi.net [217.70.183.196]) (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 411F51EBA1E; Tue, 3 Dec 2024 12:43:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.196 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733229814; cv=none; b=clEn5XrrigVPGJHfv49E0SfNjAmRQhkmEigN34mmqMeABA/hlLHkGZs0zcagIEWOvLjpyMiPmMHmACXICgg1CQbu4FTJmaDFQjZei5Dqx0fPnKEILReiLb0s7blaMfylj9abQWxVSNizFQ6Wa0G/U4WGhXqfbYbPjT9SPdhGZz8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733229814; c=relaxed/simple; bh=L+QULqJLWf2lC6jVuUeDoDYGAekBGCSAwPvk5yMzkkU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GaIOfwCB+qkrFaMXwVo/XUBHMd6znqqNz89ecwcAyRb7yBgCA76HZMmfzNt5M+Z6Ewer7o4m96oZnIbzDNRDhB+7qh9YJ6sLhjLpcsOVMw4jpX+shKr9RsFkB2YtWmI/B+iRjrpU9jflTa1fCVS1hMtik+92pPXDD4BxMhjq+GE= 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=Ia9PCRqr; arc=none smtp.client-ip=217.70.183.196 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="Ia9PCRqr" Received: by mail.gandi.net (Postfix) with ESMTPSA id B5B21E0003; Tue, 3 Dec 2024 12:43:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=gm1; t=1733229809; 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=kO4qimmkm4KM3KoNxb78AKgKXegVwNH/GfsKwklrP78=; b=Ia9PCRqr9xWvN3scbDzCiB9vtP6lGA8kM1xnJSGO2MCEeVNPYLgUl1Nhy9FE1bj4rFpHmA haI+CZVuP5NNA7ScUvyHUjUS0w6u3qGYa4WQng9yXctE1pwP/+G4L+zvADOxRIe80YUmSv zVMcnxHIXNA16jI4QpxzqBxBjjZI5ErNGZEgKAGXzUF7aBtLybhttJlyJmJaF0MFLIvA73 OflKokcuHoa+4rCHwKLSgQEuRa7hWUcveHLeDvc/yYXyHbk3Gei7OJarcOSb3K3Bx/jrq7 r9YOyE9eRQ1X/UBqUn+0LavsGgPOf/bVr3LabriWUGNath5e31iofjTc3mI3zw== From: Maxime Chevallier To: davem@davemloft.net, Andrew Lunn , Jakub Kicinski , Eric Dumazet , Paolo Abeni , Russell King , Christophe Leroy , Heiner Kallweit Cc: Maxime Chevallier , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, thomas.petazzoni@bootlin.com, Simon Horman , Herve Codina , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , linuxppc-dev@lists.ozlabs.org Subject: [PATCH net-next v3 03/10] net: freescale: ucc_geth: Use netdev->phydev to access the PHY Date: Tue, 3 Dec 2024 13:43:14 +0100 Message-ID: <20241203124323.155866-4-maxime.chevallier@bootlin.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241203124323.155866-1-maxime.chevallier@bootlin.com> References: <20241203124323.155866-1-maxime.chevallier@bootlin.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: maxime.chevallier@bootlin.com X-Patchwork-Delegate: kuba@kernel.org As this driver pre-dates phylib, it uses a private pointer to get a reference to the attached phy_device. Drop that pointer and use the netdev's pointer instead. Reviewed-by: Andrew Lunn Signed-off-by: Maxime Chevallier --- V3: No changes drivers/net/ethernet/freescale/ucc_geth.c | 27 ++++++++----------- drivers/net/ethernet/freescale/ucc_geth.h | 1 - .../net/ethernet/freescale/ucc_geth_ethtool.c | 17 ++++++------ 3 files changed, 20 insertions(+), 25 deletions(-) diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index bf9f5901b405..cc5f9ca42a78 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -1646,7 +1646,7 @@ static void ugeth_link_down(struct ucc_geth_private *ugeth) static void adjust_link(struct net_device *dev) { struct ucc_geth_private *ugeth = netdev_priv(dev); - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = dev->phydev; if (phydev->link) ugeth_link_up(ugeth, phydev, phydev->interface, @@ -1727,8 +1727,6 @@ static int init_phy(struct net_device *dev) phy_set_max_speed(phydev, priv->max_speed); - priv->phydev = phydev; - return 0; } @@ -2001,7 +1999,7 @@ static void ucc_geth_set_multi(struct net_device *dev) static void ucc_geth_stop(struct ucc_geth_private *ugeth) { struct ucc_geth __iomem *ug_regs = ugeth->ug_regs; - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = ugeth->ndev->phydev; ugeth_vdbg("%s: IN", __func__); @@ -3316,13 +3314,13 @@ static int ucc_geth_open(struct net_device *dev) goto err; } - phy_start(ugeth->phydev); + phy_start(dev->phydev); napi_enable(&ugeth->napi); netdev_reset_queue(dev); netif_start_queue(dev); device_set_wakeup_capable(&dev->dev, - qe_alive_during_sleep() || ugeth->phydev->irq); + qe_alive_during_sleep() || dev->phydev->irq); device_set_wakeup_enable(&dev->dev, ugeth->wol_en); return err; @@ -3343,8 +3341,7 @@ static int ucc_geth_close(struct net_device *dev) cancel_work_sync(&ugeth->timeout_work); ucc_geth_stop(ugeth); - phy_disconnect(ugeth->phydev); - ugeth->phydev = NULL; + phy_disconnect(dev->phydev); free_irq(ugeth->ug_info->uf_info.irq, ugeth->ndev); @@ -3378,7 +3375,7 @@ static void ucc_geth_timeout_work(struct work_struct *work) ucc_geth_stop(ugeth); ucc_geth_init_mac(ugeth); /* Must start PHY here */ - phy_start(ugeth->phydev); + phy_start(dev->phydev); netif_tx_start_all_queues(dev); } @@ -3421,7 +3418,7 @@ static int ucc_geth_suspend(struct platform_device *ofdev, pm_message_t state) setbits32(&ugeth->ug_regs->maccfg2, MACCFG2_MPE); ucc_fast_enable(ugeth->uccf, COMM_DIR_RX_AND_TX); } else if (!(ugeth->wol_en & WAKE_PHY)) { - phy_stop(ugeth->phydev); + phy_stop(ndev->phydev); } return 0; @@ -3461,8 +3458,8 @@ static int ucc_geth_resume(struct platform_device *ofdev) ugeth->oldspeed = 0; ugeth->oldduplex = -1; - phy_stop(ugeth->phydev); - phy_start(ugeth->phydev); + phy_stop(ndev->phydev); + phy_start(ndev->phydev); napi_enable(&ugeth->napi); netif_device_attach(ndev); @@ -3477,15 +3474,13 @@ static int ucc_geth_resume(struct platform_device *ofdev) static int ucc_geth_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) { - struct ucc_geth_private *ugeth = netdev_priv(dev); - if (!netif_running(dev)) return -EINVAL; - if (!ugeth->phydev) + if (!dev->phydev) return -ENODEV; - return phy_mii_ioctl(ugeth->phydev, rq, cmd); + return phy_mii_ioctl(dev->phydev, rq, cmd); } static const struct net_device_ops ucc_geth_netdev_ops = { diff --git a/drivers/net/ethernet/freescale/ucc_geth.h b/drivers/net/ethernet/freescale/ucc_geth.h index 4294ed096ebb..c08a56b7c9fe 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.h +++ b/drivers/net/ethernet/freescale/ucc_geth.h @@ -1210,7 +1210,6 @@ struct ucc_geth_private { u16 skb_dirtytx[NUM_TX_QUEUES]; struct ugeth_mii_info *mii_info; - struct phy_device *phydev; phy_interface_t phy_interface; int max_speed; uint32_t msg_enable; diff --git a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c index 699f346faf5c..fb5254d7d1ba 100644 --- a/drivers/net/ethernet/freescale/ucc_geth_ethtool.c +++ b/drivers/net/ethernet/freescale/ucc_geth_ethtool.c @@ -103,8 +103,7 @@ static const char rx_fw_stat_gstrings[][ETH_GSTRING_LEN] = { static int uec_get_ksettings(struct net_device *netdev, struct ethtool_link_ksettings *cmd) { - struct ucc_geth_private *ugeth = netdev_priv(netdev); - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = netdev->phydev; if (!phydev) return -ENODEV; @@ -118,8 +117,7 @@ static int uec_set_ksettings(struct net_device *netdev, const struct ethtool_link_ksettings *cmd) { - struct ucc_geth_private *ugeth = netdev_priv(netdev); - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = netdev->phydev; if (!phydev) return -ENODEV; @@ -132,8 +130,10 @@ uec_get_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ucc_geth_private *ugeth = netdev_priv(netdev); + struct phy_device *phydev = netdev->phydev; - pause->autoneg = ugeth->phydev->autoneg; + if (phydev) + pause->autoneg = phydev->autoneg; if (ugeth->ug_info->receiveFlowControl) pause->rx_pause = 1; @@ -146,12 +146,13 @@ uec_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *pause) { struct ucc_geth_private *ugeth = netdev_priv(netdev); + struct phy_device *phydev = netdev->phydev; int ret = 0; ugeth->ug_info->receiveFlowControl = pause->rx_pause; ugeth->ug_info->transmitFlowControl = pause->tx_pause; - if (ugeth->phydev->autoneg) { + if (phydev && phydev->autoneg) { if (netif_running(netdev)) { /* FIXME: automatically restart */ netdev_info(netdev, "Please re-open the interface\n"); @@ -343,7 +344,7 @@ uec_get_drvinfo(struct net_device *netdev, static void uec_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct ucc_geth_private *ugeth = netdev_priv(netdev); - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = netdev->phydev; if (phydev && phydev->irq) wol->supported |= WAKE_PHY; @@ -356,7 +357,7 @@ static void uec_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) static int uec_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) { struct ucc_geth_private *ugeth = netdev_priv(netdev); - struct phy_device *phydev = ugeth->phydev; + struct phy_device *phydev = netdev->phydev; if (wol->wolopts & ~(WAKE_PHY | WAKE_MAGIC)) return -EINVAL;