disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/drivers/net/ethernet/dnet.c
..
..
@@ -1,12 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Dave DNET Ethernet Controller driver
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  *
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  * Copyright (C) 2008 Dave S.r.l. <www.dave.eu>
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  * Copyright (C) 2009 Ilya Yanok, Emcraft Systems Ltd, <yanok@emcraft.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License version 2 as
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- * published by the Free Software Foundation.
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7
  */
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8
 #include <linux/io.h>
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9
 #include <linux/module.h>
..
..
@@ -284,13 +281,11 @@
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 	/* mask with MAC supported features */
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 	if (bp->capabilities & DNET_HAS_GIGABIT)
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-		phydev->supported &= PHY_GBIT_FEATURES;
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+		phy_set_max_speed(phydev, SPEED_1000);
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 	else
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-		phydev->supported &= PHY_BASIC_FEATURES;
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+		phy_set_max_speed(phydev, SPEED_100);
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287
 
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-	phydev->supported |= SUPPORTED_Asym_Pause | SUPPORTED_Pause;
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-
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-	phydev->advertising = phydev->supported;
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+	phy_support_asym_pause(phydev);
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289
 
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 	bp->link = 0;
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 	bp->speed = 0;
..
..
@@ -512,23 +507,20 @@
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 {
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508
 
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 	struct dnet *bp = netdev_priv(dev);
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-	u32 tx_status, irq_enable;
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-	unsigned int len, i, tx_cmd, wrsz;
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+	unsigned int i, tx_cmd, wrsz;
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 	unsigned long flags;
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 	unsigned int *bufp;
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+	u32 irq_enable;
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514
 
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-	tx_status = dnet_readl(bp, TX_STATUS);
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+	dnet_readl(bp, TX_STATUS);
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516
 
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 	pr_debug("start_xmit: len %u head %p data %p\n",
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 	       skb->len, skb->head, skb->data);
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 	dnet_print_skb(skb);
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520
 
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-	/* frame size (words) */
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-	len = (skb->len + 3) >> 2;
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-
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 	spin_lock_irqsave(&bp->lock, flags);
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522
 
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-	tx_status = dnet_readl(bp, TX_STATUS);
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+	dnet_readl(bp, TX_STATUS);
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524
 
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 	bufp = (unsigned int *)(((unsigned long) skb->data) & ~0x3UL);
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 	wrsz = (u32) skb->len + 3;
..
..
@@ -550,7 +542,7 @@
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 	if (dnet_readl(bp, TX_FIFO_WCNT) > DNET_FIFO_TX_DATA_AF_TH) {
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 		netif_stop_queue(dev);
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-		tx_status = dnet_readl(bp, INTR_SRC);
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+		dnet_readl(bp, INTR_SRC);
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 		irq_enable = dnet_readl(bp, INTR_ENB);
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 		irq_enable |= DNET_INTR_ENB_TX_FIFOAE;
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 		dnet_writel(bp, irq_enable, INTR_ENB);
..
..
@@ -558,10 +550,10 @@
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550
 
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 	skb_tx_timestamp(skb);
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552
 
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+	spin_unlock_irqrestore(&bp->lock, flags);
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+
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 	/* free the buffer */
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 	dev_kfree_skb(skb);
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-
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-	spin_unlock_irqrestore(&bp->lock, flags);
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557
 
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 	return NETDEV_TX_OK;
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 }
..
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@@ -730,24 +722,10 @@
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 	return nstat;
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723
 }
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724
 
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-static int dnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
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-{
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-	struct phy_device *phydev = dev->phydev;
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-
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-	if (!netif_running(dev))
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-		return -EINVAL;
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-
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-	if (!phydev)
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-		return -ENODEV;
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-
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-	return phy_mii_ioctl(phydev, rq, cmd);
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-}
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-
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 static void dnet_get_drvinfo(struct net_device *dev,
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 			     struct ethtool_drvinfo *info)
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 {
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 	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
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-	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
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 	strlcpy(info->bus_info, "0", sizeof(info->bus_info));
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 }
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731
 
..
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@@ -764,7 +742,7 @@
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 	.ndo_stop		= dnet_close,
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 	.ndo_get_stats		= dnet_get_stats,
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 	.ndo_start_xmit		= dnet_start_xmit,
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-	.ndo_do_ioctl		= dnet_ioctl,
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+	.ndo_do_ioctl		= phy_do_ioctl_running,
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 	.ndo_set_mac_address	= eth_mac_addr,
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 	.ndo_validate_addr	= eth_validate_addr,
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 };
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@@ -795,8 +773,7 @@
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 	spin_lock_init(&bp->lock);
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-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
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-	bp->regs = devm_ioremap_resource(&pdev->dev, res);
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+	bp->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
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 	if (IS_ERR(bp->regs)) {
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 		err = PTR_ERR(bp->regs);
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 		goto err_out_free_dev;