* Based on e1000 ethtool support
*
* Author: Andy Fleming
- * Maintainer: Kumar Gala (kumar.gala@freescale.com)
+ * Maintainer: Kumar Gala
*
* Copyright (c) 2003,2004 Freescale Semiconductor, Inc.
*
- * This software may be used and distributed according to
- * the terms of the GNU Public License, Version 2, incorporated herein
+ * This software may be used and distributed according to
+ * the terms of the GNU Public License, Version 2, incorporated herein
* by reference.
*/
-#include <linux/config.h>
#include <linux/kernel.h>
-#include <linux/sched.h>
#include <linux/string.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <asm/irq.h>
#include <asm/uaccess.h>
#include <linux/module.h>
-#include <linux/version.h>
#include <linux/crc32.h>
#include <asm/types.h>
-#include <asm/uaccess.h>
#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
#include "gianfar.h"
-#define is_power_of_2(x) ((x) != 0 && (((x) & ((x) - 1)) == 0))
-
-extern int startup_gfar(struct net_device *dev);
-extern void stop_gfar(struct net_device *dev);
-extern void gfar_halt(struct net_device *dev);
extern void gfar_start(struct net_device *dev);
extern int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit);
+#define GFAR_MAX_COAL_USECS 0xffff
+#define GFAR_MAX_COAL_FRAMES 0xff
static void gfar_fill_stats(struct net_device *dev, struct ethtool_stats *dummy,
u64 * buf);
static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf);
static void gfar_gstrings(struct net_device *dev, u32 stringset, u8 * buf)
{
struct gfar_private *priv = netdev_priv(dev);
-
- if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
+
+ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
memcpy(buf, stat_gstrings, GFAR_STATS_LEN * ETH_GSTRING_LEN);
else
memcpy(buf, stat_gstrings,
struct gfar_private *priv = netdev_priv(dev);
u64 *extra = (u64 *) & priv->extra_stats;
- if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON) {
- u32 *rmon = (u32 *) & priv->regs->rmon;
+ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON) {
+ u32 __iomem *rmon = (u32 __iomem *) & priv->regs->rmon;
struct gfar_stats *stats = (struct gfar_stats *) buf;
for (i = 0; i < GFAR_RMON_LEN; i++)
- stats->rmon[i] = (u64) (rmon[i]);
+ stats->rmon[i] = (u64) gfar_read(&rmon[i]);
for (i = 0; i < GFAR_EXTRA_STATS_LEN; i++)
stats->extra[i] = extra[i];
buf[i] = extra[i];
}
-/* Returns the number of stats (and their corresponding strings) */
-static int gfar_stats_count(struct net_device *dev)
+static int gfar_sset_count(struct net_device *dev, int sset)
{
struct gfar_private *priv = netdev_priv(dev);
- if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
- return GFAR_STATS_LEN;
- else
- return GFAR_EXTRA_STATS_LEN;
+ switch (sset) {
+ case ETH_SS_STATS:
+ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_RMON)
+ return GFAR_STATS_LEN;
+ else
+ return GFAR_EXTRA_STATS_LEN;
+ default:
+ return -EOPNOTSUPP;
+ }
}
/* Fills in the drvinfo structure with some basic info */
strncpy(drvinfo->version, gfar_driver_version, GFAR_INFOSTR_LEN);
strncpy(drvinfo->fw_version, "N/A", GFAR_INFOSTR_LEN);
strncpy(drvinfo->bus_info, "N/A", GFAR_INFOSTR_LEN);
- drvinfo->n_stats = GFAR_STATS_LEN;
- drvinfo->testinfo_len = 0;
drvinfo->regdump_len = 0;
drvinfo->eedump_len = 0;
}
+
+static int gfar_ssettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+ struct phy_device *phydev = priv->phydev;
+
+ if (NULL == phydev)
+ return -ENODEV;
+
+ return phy_ethtool_sset(phydev, cmd);
+}
+
+
/* Return the current settings in the ethtool_cmd structure */
static int gfar_gsettings(struct net_device *dev, struct ethtool_cmd *cmd)
{
struct gfar_private *priv = netdev_priv(dev);
- uint gigabit_support =
- priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT ?
- SUPPORTED_1000baseT_Full : 0;
- uint gigabit_advert =
- priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT ?
- ADVERTISED_1000baseT_Full: 0;
-
- cmd->supported = (SUPPORTED_10baseT_Half
- | SUPPORTED_100baseT_Half
- | SUPPORTED_100baseT_Full
- | gigabit_support | SUPPORTED_Autoneg);
-
- /* For now, we always advertise everything */
- cmd->advertising = (ADVERTISED_10baseT_Half
- | ADVERTISED_100baseT_Half
- | ADVERTISED_100baseT_Full
- | gigabit_advert | ADVERTISED_Autoneg);
-
- cmd->speed = priv->mii_info->speed;
- cmd->duplex = priv->mii_info->duplex;
- cmd->port = PORT_MII;
- cmd->phy_address = priv->mii_info->mii_id;
- cmd->transceiver = XCVR_EXTERNAL;
- cmd->autoneg = AUTONEG_ENABLE;
- cmd->maxtxpkt = priv->txcount;
- cmd->maxrxpkt = priv->rxcount;
+ struct phy_device *phydev = priv->phydev;
- return 0;
+ if (NULL == phydev)
+ return -ENODEV;
+
+ cmd->maxtxpkt = get_icft_value(priv->txic);
+ cmd->maxrxpkt = get_icft_value(priv->rxic);
+
+ return phy_ethtool_gset(phydev, cmd);
}
/* Return the length of the register structure */
{
int i;
struct gfar_private *priv = netdev_priv(dev);
- u32 *theregs = (u32 *) priv->regs;
+ u32 __iomem *theregs = (u32 __iomem *) priv->regs;
u32 *buf = (u32 *) regbuf;
for (i = 0; i < sizeof (struct gfar) / sizeof (u32); i++)
- buf[i] = theregs[i];
+ buf[i] = gfar_read(&theregs[i]);
}
/* Convert microseconds to ethernet clock ticks, which changes
unsigned int count;
/* The timer is different, depending on the interface speed */
- switch (priv->mii_info->speed) {
- case 1000:
+ switch (priv->phydev->speed) {
+ case SPEED_1000:
count = GFAR_GBIT_TIME;
break;
- case 100:
+ case SPEED_100:
count = GFAR_100_TIME;
break;
- case 10:
+ case SPEED_10:
default:
count = GFAR_10_TIME;
break;
unsigned int count;
/* The timer is different, depending on the interface speed */
- switch (priv->mii_info->speed) {
- case 1000:
+ switch (priv->phydev->speed) {
+ case SPEED_1000:
count = GFAR_GBIT_TIME;
break;
- case 100:
+ case SPEED_100:
count = GFAR_100_TIME;
break;
- case 10:
+ case SPEED_10:
default:
count = GFAR_10_TIME;
break;
static int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals)
{
struct gfar_private *priv = netdev_priv(dev);
-
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
+ unsigned long rxtime;
+ unsigned long rxcount;
+ unsigned long txtime;
+ unsigned long txcount;
+
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
return -EOPNOTSUPP;
- cvals->rx_coalesce_usecs = gfar_ticks2usecs(priv, priv->rxtime);
- cvals->rx_max_coalesced_frames = priv->rxcount;
+ if (NULL == priv->phydev)
+ return -ENODEV;
+
+ rxtime = get_ictt_value(priv->rxic);
+ rxcount = get_icft_value(priv->rxic);
+ txtime = get_ictt_value(priv->txic);
+ txcount = get_icft_value(priv->txic);;
+ cvals->rx_coalesce_usecs = gfar_ticks2usecs(priv, rxtime);
+ cvals->rx_max_coalesced_frames = rxcount;
- cvals->tx_coalesce_usecs = gfar_ticks2usecs(priv, priv->txtime);
- cvals->tx_max_coalesced_frames = priv->txcount;
+ cvals->tx_coalesce_usecs = gfar_ticks2usecs(priv, txtime);
+ cvals->tx_max_coalesced_frames = txcount;
cvals->use_adaptive_rx_coalesce = 0;
cvals->use_adaptive_tx_coalesce = 0;
{
struct gfar_private *priv = netdev_priv(dev);
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_COALESCE))
return -EOPNOTSUPP;
/* Set up rx coalescing */
else
priv->rxcoalescing = 1;
- priv->rxtime = gfar_usecs2ticks(priv, cvals->rx_coalesce_usecs);
- priv->rxcount = cvals->rx_max_coalesced_frames;
+ if (NULL == priv->phydev)
+ return -ENODEV;
+
+ /* Check the bounds of the values */
+ if (cvals->rx_coalesce_usecs > GFAR_MAX_COAL_USECS) {
+ pr_info("Coalescing is limited to %d microseconds\n",
+ GFAR_MAX_COAL_USECS);
+ return -EINVAL;
+ }
+
+ if (cvals->rx_max_coalesced_frames > GFAR_MAX_COAL_FRAMES) {
+ pr_info("Coalescing is limited to %d frames\n",
+ GFAR_MAX_COAL_FRAMES);
+ return -EINVAL;
+ }
+
+ priv->rxic = mk_ic_value(
+ gfar_usecs2ticks(priv, cvals->rx_coalesce_usecs),
+ cvals->rx_max_coalesced_frames);
/* Set up tx coalescing */
if ((cvals->tx_coalesce_usecs == 0) ||
else
priv->txcoalescing = 1;
- priv->txtime = gfar_usecs2ticks(priv, cvals->tx_coalesce_usecs);
- priv->txcount = cvals->tx_max_coalesced_frames;
+ /* Check the bounds of the values */
+ if (cvals->tx_coalesce_usecs > GFAR_MAX_COAL_USECS) {
+ pr_info("Coalescing is limited to %d microseconds\n",
+ GFAR_MAX_COAL_USECS);
+ return -EINVAL;
+ }
+
+ if (cvals->tx_max_coalesced_frames > GFAR_MAX_COAL_FRAMES) {
+ pr_info("Coalescing is limited to %d frames\n",
+ GFAR_MAX_COAL_FRAMES);
+ return -EINVAL;
+ }
+ priv->txic = mk_ic_value(
+ gfar_usecs2ticks(priv, cvals->tx_coalesce_usecs),
+ cvals->tx_max_coalesced_frames);
+
+ gfar_write(&priv->regs->rxic, 0);
if (priv->rxcoalescing)
- gfar_write(&priv->regs->rxic,
- mk_ic_value(priv->rxcount, priv->rxtime));
- else
- gfar_write(&priv->regs->rxic, 0);
+ gfar_write(&priv->regs->rxic, priv->rxic);
+ gfar_write(&priv->regs->txic, 0);
if (priv->txcoalescing)
- gfar_write(&priv->regs->txic,
- mk_ic_value(priv->txcount, priv->txtime));
- else
- gfar_write(&priv->regs->txic, 0);
+ gfar_write(&priv->regs->txic, priv->txic);
return 0;
}
/* Halt TX and RX, and process the frames which
* have already been received */
- spin_lock_irqsave(&priv->lock, flags);
+ spin_lock_irqsave(&priv->txlock, flags);
+ spin_lock(&priv->rxlock);
+
gfar_halt(dev);
+
+ spin_unlock(&priv->rxlock);
+ spin_unlock_irqrestore(&priv->txlock, flags);
+
gfar_clean_rx_ring(dev, priv->rx_ring_size);
- spin_unlock_irqrestore(&priv->lock, flags);
/* Now we take down the rings to rebuild them */
stop_gfar(dev);
/* Change the size */
priv->rx_ring_size = rvals->rx_pending;
priv->tx_ring_size = rvals->tx_pending;
+ priv->num_txbdfree = priv->tx_ring_size;
/* Rebuild the rings with the new size */
- if (dev->flags & IFF_UP)
+ if (dev->flags & IFF_UP) {
err = startup_gfar(dev);
-
+ netif_wake_queue(dev);
+ }
return err;
}
static int gfar_set_rx_csum(struct net_device *dev, uint32_t data)
{
struct gfar_private *priv = netdev_priv(dev);
+ unsigned long flags;
int err = 0;
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
return -EOPNOTSUPP;
if (dev->flags & IFF_UP) {
- unsigned long flags;
-
/* Halt TX and RX, and process the frames which
* have already been received */
- spin_lock_irqsave(&priv->lock, flags);
+ spin_lock_irqsave(&priv->txlock, flags);
+ spin_lock(&priv->rxlock);
+
gfar_halt(dev);
+
+ spin_unlock(&priv->rxlock);
+ spin_unlock_irqrestore(&priv->txlock, flags);
+
gfar_clean_rx_ring(dev, priv->rx_ring_size);
- spin_unlock_irqrestore(&priv->lock, flags);
/* Now we take down the rings to rebuild them */
stop_gfar(dev);
}
+ spin_lock_irqsave(&priv->bflock, flags);
priv->rx_csum_enable = data;
+ spin_unlock_irqrestore(&priv->bflock, flags);
- if (dev->flags & IFF_UP)
+ if (dev->flags & IFF_UP) {
err = startup_gfar(dev);
-
+ netif_wake_queue(dev);
+ }
return err;
}
{
struct gfar_private *priv = netdev_priv(dev);
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
return 0;
return priv->rx_csum_enable;
static int gfar_set_tx_csum(struct net_device *dev, uint32_t data)
{
- unsigned long flags;
struct gfar_private *priv = netdev_priv(dev);
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
return -EOPNOTSUPP;
- spin_lock_irqsave(&priv->lock, flags);
- gfar_halt(dev);
+ netif_tx_lock_bh(dev);
if (data)
dev->features |= NETIF_F_IP_CSUM;
else
dev->features &= ~NETIF_F_IP_CSUM;
- gfar_start(dev);
- spin_unlock_irqrestore(&priv->lock, flags);
+ netif_tx_unlock_bh(dev);
return 0;
}
{
struct gfar_private *priv = netdev_priv(dev);
- if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
return 0;
return (dev->features & NETIF_F_IP_CSUM) != 0;
}
static uint32_t gfar_get_msglevel(struct net_device *dev)
-{
+{
struct gfar_private *priv = netdev_priv(dev);
return priv->msg_enable;
-}
-
+}
+
static void gfar_set_msglevel(struct net_device *dev, uint32_t data)
-{
+{
struct gfar_private *priv = netdev_priv(dev);
priv->msg_enable = data;
}
+#ifdef CONFIG_PM
+static void gfar_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+
+ if (priv->device_flags & FSL_GIANFAR_DEV_HAS_MAGIC_PACKET) {
+ wol->supported = WAKE_MAGIC;
+ wol->wolopts = priv->wol_en ? WAKE_MAGIC : 0;
+ } else {
+ wol->supported = wol->wolopts = 0;
+ }
+}
+
+static int gfar_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+ unsigned long flags;
+
+ if (!(priv->device_flags & FSL_GIANFAR_DEV_HAS_MAGIC_PACKET) &&
+ wol->wolopts != 0)
+ return -EINVAL;
+
+ if (wol->wolopts & ~WAKE_MAGIC)
+ return -EINVAL;
+
+ spin_lock_irqsave(&priv->bflock, flags);
+ priv->wol_en = wol->wolopts & WAKE_MAGIC ? 1 : 0;
+ device_set_wakeup_enable(&dev->dev, priv->wol_en);
+ spin_unlock_irqrestore(&priv->bflock, flags);
+
+ return 0;
+}
+#endif
-struct ethtool_ops gfar_ethtool_ops = {
+const struct ethtool_ops gfar_ethtool_ops = {
.get_settings = gfar_gsettings,
+ .set_settings = gfar_ssettings,
.get_drvinfo = gfar_gdrvinfo,
.get_regs_len = gfar_reglen,
.get_regs = gfar_get_regs,
.get_ringparam = gfar_gringparam,
.set_ringparam = gfar_sringparam,
.get_strings = gfar_gstrings,
- .get_stats_count = gfar_stats_count,
+ .get_sset_count = gfar_sset_count,
.get_ethtool_stats = gfar_fill_stats,
.get_rx_csum = gfar_get_rx_csum,
.get_tx_csum = gfar_get_tx_csum,
.set_rx_csum = gfar_set_rx_csum,
.set_tx_csum = gfar_set_tx_csum,
+ .set_sg = ethtool_op_set_sg,
.get_msglevel = gfar_get_msglevel,
.set_msglevel = gfar_set_msglevel,
+#ifdef CONFIG_PM
+ .get_wol = gfar_get_wol,
+ .set_wol = gfar_set_wol,
+#endif
};