Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751979AbcJBKHJ (ORCPT ); Sun, 2 Oct 2016 06:07:09 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:35333 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750831AbcJBKG6 (ORCPT ); Sun, 2 Oct 2016 06:06:58 -0400 From: Philippe Reynes To: sebastian.hesselbarth@gmail.com, davem@davemloft.net Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Philippe Reynes Subject: [PATCH 1/2] net: mv643xx_eth: use phydev from struct net_device Date: Sun, 2 Oct 2016 12:06:48 +0200 Message-Id: <1475402809-11593-1-git-send-email-tremyfr@gmail.com> X-Mailer: git-send-email 1.7.4.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8436 Lines: 284 The private structure contain a pointer to phydev, but the structure net_device already contain such pointer. So we can remove the pointer phydev in the private structure, and update the driver to use the one contained in struct net_device. Signed-off-by: Philippe Reynes --- drivers/net/ethernet/marvell/mv643xx_eth.c | 88 ++++++++++++++-------------- 1 files changed, 43 insertions(+), 45 deletions(-) diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 5583118..ae7370d 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -384,8 +384,6 @@ struct mv643xx_eth_private { struct net_device *dev; - struct phy_device *phy; - struct timer_list mib_counters_timer; spinlock_t mib_counters_lock; struct mib_counters mib_counters; @@ -1236,7 +1234,7 @@ static void mv643xx_eth_adjust_link(struct net_device *dev) DISABLE_AUTO_NEG_FOR_FLOW_CTRL | DISABLE_AUTO_NEG_FOR_DUPLEX; - if (mp->phy->autoneg == AUTONEG_ENABLE) { + if (dev->phydev->autoneg == AUTONEG_ENABLE) { /* enable auto negotiation */ pscr &= ~autoneg_disable; goto out_write; @@ -1244,7 +1242,7 @@ static void mv643xx_eth_adjust_link(struct net_device *dev) pscr |= autoneg_disable; - if (mp->phy->speed == SPEED_1000) { + if (dev->phydev->speed == SPEED_1000) { /* force gigabit, half duplex not supported */ pscr |= SET_GMII_SPEED_TO_1000; pscr |= SET_FULL_DUPLEX_MODE; @@ -1253,12 +1251,12 @@ static void mv643xx_eth_adjust_link(struct net_device *dev) pscr &= ~SET_GMII_SPEED_TO_1000; - if (mp->phy->speed == SPEED_100) + if (dev->phydev->speed == SPEED_100) pscr |= SET_MII_SPEED_TO_100; else pscr &= ~SET_MII_SPEED_TO_100; - if (mp->phy->duplex == DUPLEX_FULL) + if (dev->phydev->duplex == DUPLEX_FULL) pscr |= SET_FULL_DUPLEX_MODE; else pscr &= ~SET_FULL_DUPLEX_MODE; @@ -1500,11 +1498,12 @@ static int mv643xx_eth_get_settings_phy(struct mv643xx_eth_private *mp, struct ethtool_cmd *cmd) { + struct net_device *dev = mp->dev; int err; - err = phy_read_status(mp->phy); + err = phy_read_status(dev->phydev); if (err == 0) - err = phy_ethtool_gset(mp->phy, cmd); + err = phy_ethtool_gset(dev->phydev, cmd); /* * The MAC does not support 1000baseT_Half. @@ -1553,23 +1552,21 @@ mv643xx_eth_get_settings_phyless(struct mv643xx_eth_private *mp, static void mv643xx_eth_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { - struct mv643xx_eth_private *mp = netdev_priv(dev); wol->supported = 0; wol->wolopts = 0; - if (mp->phy) - phy_ethtool_get_wol(mp->phy, wol); + if (dev->phydev) + phy_ethtool_get_wol(dev->phydev, wol); } static int mv643xx_eth_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { - struct mv643xx_eth_private *mp = netdev_priv(dev); int err; - if (mp->phy == NULL) + if (!dev->phydev) return -EOPNOTSUPP; - err = phy_ethtool_set_wol(mp->phy, wol); + err = phy_ethtool_set_wol(dev->phydev, wol); /* Given that mv643xx_eth works without the marvell-specific PHY driver, * this debugging hint is useful to have. */ @@ -1583,7 +1580,7 @@ mv643xx_eth_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { struct mv643xx_eth_private *mp = netdev_priv(dev); - if (mp->phy != NULL) + if (dev->phydev) return mv643xx_eth_get_settings_phy(mp, cmd); else return mv643xx_eth_get_settings_phyless(mp, cmd); @@ -1592,10 +1589,9 @@ mv643xx_eth_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) static int mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) { - struct mv643xx_eth_private *mp = netdev_priv(dev); int ret; - if (mp->phy == NULL) + if (!dev->phydev) return -EINVAL; /* @@ -1603,7 +1599,7 @@ mv643xx_eth_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) */ cmd->advertising &= ~ADVERTISED_1000baseT_Half; - ret = phy_ethtool_sset(mp->phy, cmd); + ret = phy_ethtool_sset(dev->phydev, cmd); if (!ret) mv643xx_eth_adjust_link(dev); return ret; @@ -1622,12 +1618,10 @@ static void mv643xx_eth_get_drvinfo(struct net_device *dev, static int mv643xx_eth_nway_reset(struct net_device *dev) { - struct mv643xx_eth_private *mp = netdev_priv(dev); - - if (mp->phy == NULL) + if (!dev->phydev) return -EINVAL; - return genphy_restart_aneg(mp->phy); + return genphy_restart_aneg(dev->phydev); } static int @@ -2326,19 +2320,20 @@ static inline void oom_timer_wrapper(unsigned long data) static void port_start(struct mv643xx_eth_private *mp) { + struct net_device *dev = mp->dev; u32 pscr; int i; /* * Perform PHY reset, if there is a PHY. */ - if (mp->phy != NULL) { + if (dev->phydev) { struct ethtool_cmd cmd; - mv643xx_eth_get_settings(mp->dev, &cmd); - phy_init_hw(mp->phy); - mv643xx_eth_set_settings(mp->dev, &cmd); - phy_start(mp->phy); + mv643xx_eth_get_settings(dev, &cmd); + phy_init_hw(dev->phydev); + mv643xx_eth_set_settings(dev, &cmd); + phy_start(dev->phydev); } /* @@ -2350,7 +2345,7 @@ static void port_start(struct mv643xx_eth_private *mp) wrlp(mp, PORT_SERIAL_CONTROL, pscr); pscr |= DO_NOT_FORCE_LINK_FAIL; - if (mp->phy == NULL) + if (!dev->phydev) pscr |= FORCE_LINK_PASS; wrlp(mp, PORT_SERIAL_CONTROL, pscr); @@ -2534,8 +2529,8 @@ static int mv643xx_eth_stop(struct net_device *dev) del_timer_sync(&mp->rx_oom); netif_carrier_off(dev); - if (mp->phy) - phy_stop(mp->phy); + if (dev->phydev) + phy_stop(dev->phydev); free_irq(dev->irq, dev); port_reset(mp); @@ -2553,13 +2548,12 @@ static int mv643xx_eth_stop(struct net_device *dev) static int mv643xx_eth_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { - struct mv643xx_eth_private *mp = netdev_priv(dev); int ret; - if (mp->phy == NULL) + if (!dev->phydev) return -ENOTSUPP; - ret = phy_mii_ioctl(mp->phy, ifr, cmd); + ret = phy_mii_ioctl(dev->phydev, ifr, cmd); if (!ret) mv643xx_eth_adjust_link(dev); return ret; @@ -3006,7 +3000,8 @@ static struct phy_device *phy_scan(struct mv643xx_eth_private *mp, static void phy_init(struct mv643xx_eth_private *mp, int speed, int duplex) { - struct phy_device *phy = mp->phy; + struct net_device *dev = mp->dev; + struct phy_device *phy = dev->phydev; if (speed == 0) { phy->autoneg = AUTONEG_ENABLE; @@ -3024,6 +3019,7 @@ static void phy_init(struct mv643xx_eth_private *mp, int speed, int duplex) static void init_pscr(struct mv643xx_eth_private *mp, int speed, int duplex) { + struct net_device *dev = mp->dev; u32 pscr; pscr = rdlp(mp, PORT_SERIAL_CONTROL); @@ -3033,7 +3029,7 @@ static void init_pscr(struct mv643xx_eth_private *mp, int speed, int duplex) } pscr = MAX_RX_PACKET_9700BYTE | SERIAL_PORT_CONTROL_RESERVED; - if (mp->phy == NULL) { + if (!dev->phydev) { pscr |= DISABLE_AUTO_NEG_SPEED_GMII; if (speed == SPEED_1000) pscr |= SET_GMII_SPEED_TO_1000; @@ -3072,6 +3068,7 @@ static int mv643xx_eth_probe(struct platform_device *pdev) struct mv643xx_eth_platform_data *pd; struct mv643xx_eth_private *mp; struct net_device *dev; + struct phy_device *phydev = NULL; struct resource *res; int err; @@ -3127,18 +3124,18 @@ static int mv643xx_eth_probe(struct platform_device *pdev) err = 0; if (pd->phy_node) { - mp->phy = of_phy_connect(mp->dev, pd->phy_node, - mv643xx_eth_adjust_link, 0, - PHY_INTERFACE_MODE_GMII); - if (!mp->phy) + phydev = of_phy_connect(mp->dev, pd->phy_node, + mv643xx_eth_adjust_link, 0, + PHY_INTERFACE_MODE_GMII); + if (!phydev) err = -ENODEV; else - phy_addr_set(mp, mp->phy->mdio.addr); + phy_addr_set(mp, phydev->mdio.addr); } else if (pd->phy_addr != MV643XX_ETH_PHY_NONE) { - mp->phy = phy_scan(mp, pd->phy_addr); + phydev = phy_scan(mp, pd->phy_addr); - if (IS_ERR(mp->phy)) - err = PTR_ERR(mp->phy); + if (IS_ERR(phydev)) + err = PTR_ERR(phydev); else phy_init(mp, pd->speed, pd->duplex); } @@ -3222,10 +3219,11 @@ out: static int mv643xx_eth_remove(struct platform_device *pdev) { struct mv643xx_eth_private *mp = platform_get_drvdata(pdev); + struct net_device *dev = mp->dev; unregister_netdev(mp->dev); - if (mp->phy != NULL) - phy_disconnect(mp->phy); + if (dev->phydev) + phy_disconnect(dev->phydev); cancel_work_sync(&mp->tx_timeout_task); if (!IS_ERR(mp->clk)) -- 1.7.4.4