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dmfe: add support for Wake on lan

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Add support for WOL on Magic Packet and on link change

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: Valerie Henson <val_henson@linux.intel.com>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Maxim Levitsky 2007-03-06 02:41:54 -08:00 committed by Jeff Garzik
parent bc8a8387ba
commit f1069046b4
1 changed files with 64 additions and 2 deletions
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66
drivers/net/tulip/dmfe.c
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@ -122,6 +122,11 @@
#define DM9801_NOISE_FLOOR 8
#define DM9802_NOISE_FLOOR 5
#define DMFE_WOL_LINKCHANGE 0x20000000
#define DMFE_WOL_SAMPLEPACKET 0x10000000
#define DMFE_WOL_MAGICPACKET 0x08000000
#define DMFE_10MHF 0
#define DMFE_100MHF 1
#define DMFE_10MFD 4
@ -248,6 +253,7 @@ struct dmfe_board_info {
u8 wait_reset; /* Hardware failed, need to reset */
u8 dm910x_chk_mode; /* Operating mode check */
u8 first_in_callback; /* Flag to record state */
u8 wol_mode; /* user WOL settings */
struct timer_list timer;
/* System defined statistic counter */
@ -428,6 +434,7 @@ static int __devinit dmfe_init_one (struct pci_dev *pdev,
db->chip_id = ent->driver_data;
db->ioaddr = pci_resource_start(pdev, 0);
db->chip_revision = dev_rev;
db->wol_mode = 0;
db->pdev = pdev;
@ -1062,7 +1069,11 @@ static void dmfe_set_filter_mode(struct DEVICE * dev)
spin_unlock_irqrestore(&db->lock, flags);
}
static void netdev_get_drvinfo(struct net_device *dev,
/*
* Ethtool interace
*/
static void dmfe_ethtool_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
struct dmfe_board_info *np = netdev_priv(dev);
@ -1076,9 +1087,35 @@ static void netdev_get_drvinfo(struct net_device *dev,
dev->base_addr, dev->irq);
}
static int dmfe_ethtool_set_wol(struct net_device *dev,
struct ethtool_wolinfo *wolinfo)
{
struct dmfe_board_info *db = netdev_priv(dev);
if (wolinfo->wolopts & (WAKE_UCAST | WAKE_MCAST | WAKE_BCAST |
WAKE_ARP | WAKE_MAGICSECURE))
return -EOPNOTSUPP;
db->wol_mode = wolinfo->wolopts;
return 0;
}
static void dmfe_ethtool_get_wol(struct net_device *dev,
struct ethtool_wolinfo *wolinfo)
{
struct dmfe_board_info *db = netdev_priv(dev);
wolinfo->supported = WAKE_PHY | WAKE_MAGIC;
wolinfo->wolopts = db->wol_mode;
return;
}
static const struct ethtool_ops netdev_ethtool_ops = {
.get_drvinfo = netdev_get_drvinfo,
.get_drvinfo = dmfe_ethtool_get_drvinfo,
.get_link = ethtool_op_get_link,
.set_wol = dmfe_ethtool_set_wol,
.get_wol = dmfe_ethtool_get_wol,
};
/*
@ -2052,6 +2089,7 @@ static int dmfe_suspend(struct pci_dev *pci_dev, pm_message_t state)
{
struct net_device *dev = pci_get_drvdata(pci_dev);
struct dmfe_board_info *db = netdev_priv(dev);
u32 tmp;
/* Disable upper layer interface */
netif_device_detach(dev);
@ -2067,6 +2105,20 @@ static int dmfe_suspend(struct pci_dev *pci_dev, pm_message_t state)
/* Fre RX buffers */
dmfe_free_rxbuffer(db);
/* Enable WOL */
pci_read_config_dword(pci_dev, 0x40, &tmp);
tmp &= ~(DMFE_WOL_LINKCHANGE|DMFE_WOL_MAGICPACKET);
if (db->wol_mode & WAKE_PHY)
tmp |= DMFE_WOL_LINKCHANGE;
if (db->wol_mode & WAKE_MAGIC)
tmp |= DMFE_WOL_MAGICPACKET;
pci_write_config_dword(pci_dev, 0x40, tmp);
pci_enable_wake(pci_dev, PCI_D3hot, 1);
pci_enable_wake(pci_dev, PCI_D3cold, 1);
/* Power down device*/
pci_set_power_state(pci_dev, pci_choose_state (pci_dev,state));
pci_save_state(pci_dev);
@ -2077,6 +2129,7 @@ static int dmfe_suspend(struct pci_dev *pci_dev, pm_message_t state)
static int dmfe_resume(struct pci_dev *pci_dev)
{
struct net_device *dev = pci_get_drvdata(pci_dev);
u32 tmp;
pci_restore_state(pci_dev);
pci_set_power_state(pci_dev, PCI_D0);
@ -2084,6 +2137,15 @@ static int dmfe_resume(struct pci_dev *pci_dev)
/* Re-initilize DM910X board */
dmfe_init_dm910x(dev);
/* Disable WOL */
pci_read_config_dword(pci_dev, 0x40, &tmp);
tmp &= ~(DMFE_WOL_LINKCHANGE | DMFE_WOL_MAGICPACKET);
pci_write_config_dword(pci_dev, 0x40, tmp);
pci_enable_wake(pci_dev, PCI_D3hot, 0);
pci_enable_wake(pci_dev, PCI_D3cold, 0);
/* Restart upper layer interface */
netif_device_attach(dev);