This patch adds support for WOL on Magic Packet and on link change
Signed-off-by: Maxim Levitsky <[email protected]>
---
--- linux-2.6.20-mod/drivers/net/tulip/dmfe.c 2007-02-15 18:27:37.000000000 +0200
+++ linux-2.6.20-test/drivers/net/tulip/dmfe.c 2007-02-15 18:31:43.000000000 +0200
@@ -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 (stru
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
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 ne
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 *
{
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 *
/* 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 *
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 *
/* 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);
-
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