X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fgianfar.c;h=baa35144134c8a1459a7d104bc6e74db6123f4aa;hb=1d68e93d65d63814388d1a0b3de028de6dc27ae0;hp=ebbbd6ca6204e28ba605cd980d8b6d5e1a408047;hpb=05668381140309088443bf5dc53add4104610fbb;p=linux-2.6-omap-h63xx.git diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index ebbbd6ca620..baa35144134 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -9,7 +9,7 @@ * Author: Andy Fleming * Maintainer: Kumar Gala * - * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. + * Copyright (c) 2002-2006 Freescale Semiconductor, Inc. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -119,9 +119,9 @@ struct sk_buff *gfar_new_skb(struct net_device *dev, struct rxbd8 *bdp); static struct net_device_stats *gfar_get_stats(struct net_device *dev); static int gfar_set_mac_address(struct net_device *dev); static int gfar_change_mtu(struct net_device *dev, int new_mtu); -static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs); -static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs); -static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs); +static irqreturn_t gfar_error(int irq, void *dev_id); +static irqreturn_t gfar_transmit(int irq, void *dev_id); +static irqreturn_t gfar_interrupt(int irq, void *dev_id); static void adjust_link(struct net_device *dev); static void init_registers(struct net_device *dev); static int init_phy(struct net_device *dev); @@ -133,6 +133,9 @@ static void gfar_set_hash_for_addr(struct net_device *dev, u8 *addr); #ifdef CONFIG_GFAR_NAPI static int gfar_poll(struct net_device *dev, int *budget); #endif +#ifdef CONFIG_NET_POLL_CONTROLLER +static void gfar_netpoll(struct net_device *dev); +#endif int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int length); static void gfar_vlan_rx_register(struct net_device *netdev, @@ -143,7 +146,7 @@ void gfar_start(struct net_device *dev); static void gfar_clear_exact_match(struct net_device *dev); static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr); -extern struct ethtool_ops gfar_ethtool_ops; +extern const struct ethtool_ops gfar_ethtool_ops; MODULE_AUTHOR("Freescale Semiconductor, Inc"); MODULE_DESCRIPTION("Gianfar Ethernet Driver"); @@ -259,6 +262,9 @@ static int gfar_probe(struct platform_device *pdev) #ifdef CONFIG_GFAR_NAPI dev->poll = gfar_poll; dev->weight = GFAR_DEV_WEIGHT; +#endif +#ifdef CONFIG_NET_POLL_CONTROLLER + dev->poll_controller = gfar_netpoll; #endif dev->stop = gfar_close; dev->get_stats = gfar_get_stats; @@ -392,6 +398,38 @@ static int gfar_remove(struct platform_device *pdev) } +/* Reads the controller's registers to determine what interface + * connects it to the PHY. + */ +static phy_interface_t gfar_get_interface(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + u32 ecntrl = gfar_read(&priv->regs->ecntrl); + + if (ecntrl & ECNTRL_SGMII_MODE) + return PHY_INTERFACE_MODE_SGMII; + + if (ecntrl & ECNTRL_TBI_MODE) { + if (ecntrl & ECNTRL_REDUCED_MODE) + return PHY_INTERFACE_MODE_RTBI; + else + return PHY_INTERFACE_MODE_TBI; + } + + if (ecntrl & ECNTRL_REDUCED_MODE) { + if (ecntrl & ECNTRL_REDUCED_MII_MODE) + return PHY_INTERFACE_MODE_RMII; + else + return PHY_INTERFACE_MODE_RGMII; + } + + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT) + return PHY_INTERFACE_MODE_GMII; + + return PHY_INTERFACE_MODE_MII; +} + + /* Initializes driver's PHY state, and attaches to the PHY. * Returns 0 on success. */ @@ -403,6 +441,7 @@ static int init_phy(struct net_device *dev) SUPPORTED_1000baseT_Full : 0; struct phy_device *phydev; char phy_id[BUS_ID_SIZE]; + phy_interface_t interface; priv->oldlink = 0; priv->oldspeed = 0; @@ -410,7 +449,9 @@ static int init_phy(struct net_device *dev) snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id); - phydev = phy_connect(dev, phy_id, &adjust_link, 0); + interface = gfar_get_interface(dev); + + phydev = phy_connect(dev, phy_id, &adjust_link, 0, interface); if (IS_ERR(phydev)) { printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name); @@ -947,7 +988,7 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev) /* Set up checksumming */ if (likely((dev->features & NETIF_F_IP_CSUM) - && (CHECKSUM_HW == skb->ip_summed))) { + && (CHECKSUM_PARTIAL == skb->ip_summed))) { fcb = gfar_add_fcb(skb, txbdp); status |= TXBD_TOE; gfar_tx_checksum(skb, fcb); @@ -1063,7 +1104,7 @@ static void gfar_vlan_rx_register(struct net_device *dev, tempval |= TCTRL_VLINS; gfar_write(&priv->regs->tctrl, tempval); - + /* Enable VLAN tag extraction */ tempval = gfar_read(&priv->regs->rctrl); tempval |= RCTRL_VLEX; @@ -1173,7 +1214,7 @@ static void gfar_timeout(struct net_device *dev) } /* Interrupt Handler for Transmit complete */ -static irqreturn_t gfar_transmit(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t gfar_transmit(int irq, void *dev_id) { struct net_device *dev = (struct net_device *) dev_id; struct gfar_private *priv = netdev_priv(dev); @@ -1305,7 +1346,7 @@ static inline void count_errors(unsigned short status, struct gfar_private *priv } } -irqreturn_t gfar_receive(int irq, void *dev_id, struct pt_regs *regs) +irqreturn_t gfar_receive(int irq, void *dev_id) { struct net_device *dev = (struct net_device *) dev_id; struct gfar_private *priv = netdev_priv(dev); @@ -1536,8 +1577,35 @@ static int gfar_poll(struct net_device *dev, int *budget) } #endif +#ifdef CONFIG_NET_POLL_CONTROLLER +/* + * Polling 'interrupt' - used by things like netconsole to send skbs + * without having to re-enable interrupts. It's not called while + * the interrupt routine is executing. + */ +static void gfar_netpoll(struct net_device *dev) +{ + struct gfar_private *priv = netdev_priv(dev); + + /* If the device has multiple interrupts, run tx/rx */ + if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MULTI_INTR) { + disable_irq(priv->interruptTransmit); + disable_irq(priv->interruptReceive); + disable_irq(priv->interruptError); + gfar_interrupt(priv->interruptTransmit, dev); + enable_irq(priv->interruptError); + enable_irq(priv->interruptReceive); + enable_irq(priv->interruptTransmit); + } else { + disable_irq(priv->interruptTransmit); + gfar_interrupt(priv->interruptTransmit, dev); + enable_irq(priv->interruptTransmit); + } +} +#endif + /* The interrupt handler for devices with one interrupt */ -static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t gfar_interrupt(int irq, void *dev_id) { struct net_device *dev = dev_id; struct gfar_private *priv = netdev_priv(dev); @@ -1550,11 +1618,11 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs) /* Check for reception */ if ((events & IEVENT_RXF0) || (events & IEVENT_RXB0)) - gfar_receive(irq, dev_id, regs); + gfar_receive(irq, dev_id); /* Check for transmit completion */ if ((events & IEVENT_TXF) || (events & IEVENT_TXB)) - gfar_transmit(irq, dev_id, regs); + gfar_transmit(irq, dev_id); /* Update error statistics */ if (events & IEVENT_TXE) { @@ -1578,7 +1646,7 @@ static irqreturn_t gfar_interrupt(int irq, void *dev_id, struct pt_regs *regs) priv->stats.rx_errors++; priv->extra_stats.rx_bsy++; - gfar_receive(irq, dev_id, regs); + gfar_receive(irq, dev_id); #ifndef CONFIG_GFAR_NAPI /* Clear the halt bit in RSTAT */ @@ -1708,9 +1776,6 @@ static void gfar_set_multi(struct net_device *dev) u32 tempval; if(dev->flags & IFF_PROMISC) { - if (netif_msg_drv(priv)) - printk(KERN_INFO "%s: Entering promiscuous mode.\n", - dev->name); /* Set RCTRL to PROM */ tempval = gfar_read(®s->rctrl); tempval |= RCTRL_PROM; @@ -1721,7 +1786,7 @@ static void gfar_set_multi(struct net_device *dev) tempval &= ~(RCTRL_PROM); gfar_write(®s->rctrl, tempval); } - + if(dev->flags & IFF_ALLMULTI) { /* Set the hash to rx all multicast frames */ gfar_write(®s->igaddr0, 0xffffffff); @@ -1860,7 +1925,7 @@ static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr) } /* GFAR error interrupt handler */ -static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t gfar_error(int irq, void *dev_id) { struct net_device *dev = dev_id; struct gfar_private *priv = netdev_priv(dev); @@ -1901,7 +1966,7 @@ static irqreturn_t gfar_error(int irq, void *dev_id, struct pt_regs *regs) priv->stats.rx_errors++; priv->extra_stats.rx_bsy++; - gfar_receive(irq, dev_id, regs); + gfar_receive(irq, dev_id); #ifndef CONFIG_GFAR_NAPI /* Clear the halt bit in RSTAT */ @@ -1957,7 +2022,7 @@ static int __init gfar_init(void) if (err) gfar_mdio_exit(); - + return err; }