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path: root/drivers/net/tulip/tulip_core.c
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Diffstat (limited to 'drivers/net/tulip/tulip_core.c')
-rw-r--r--drivers/net/tulip/tulip_core.c132
1 files changed, 123 insertions, 9 deletions
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index 254643ed945e..3a8d7efa2acf 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -30,7 +30,6 @@
#include <linux/etherdevice.h>
#include <linux/delay.h>
#include <linux/mii.h>
-#include <linux/ethtool.h>
#include <linux/crc32.h>
#include <asm/unaligned.h>
#include <asm/uaccess.h>
@@ -272,6 +271,7 @@ static void tulip_down(struct net_device *dev);
static struct net_device_stats *tulip_get_stats(struct net_device *dev);
static int private_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
static void set_rx_mode(struct net_device *dev);
+static void tulip_set_wolopts(struct pci_dev *pdev, u32 wolopts);
#ifdef CONFIG_NET_POLL_CONTROLLER
static void poll_tulip(struct net_device *dev);
#endif
@@ -309,6 +309,11 @@ static void tulip_up(struct net_device *dev)
/* Wake the chip from sleep/snooze mode. */
tulip_set_power_state (tp, 0, 0);
+ /* Disable all WOL events */
+ pci_enable_wake(tp->pdev, PCI_D3hot, 0);
+ pci_enable_wake(tp->pdev, PCI_D3cold, 0);
+ tulip_set_wolopts(tp->pdev, 0);
+
/* On some chip revs we must set the MII/SYM port before the reset!? */
if (tp->mii_cnt || (tp->mtable && tp->mtable->has_mii))
iowrite32(0x00040000, ioaddr + CSR6);
@@ -345,8 +350,8 @@ static void tulip_up(struct net_device *dev)
} else if (tp->flags & COMET_MAC_ADDR) {
iowrite32(addr_low, ioaddr + 0xA4);
iowrite32(addr_high, ioaddr + 0xA8);
- iowrite32(0, ioaddr + 0xAC);
- iowrite32(0, ioaddr + 0xB0);
+ iowrite32(0, ioaddr + CSR27);
+ iowrite32(0, ioaddr + CSR28);
}
} else {
/* This is set_rx_mode(), but without starting the transmitter. */
@@ -591,10 +596,10 @@ static void tulip_tx_timeout(struct net_device *dev)
pr_cont(" %02x", buf[j]);
pr_cont(" j=%d\n", j);
}
- printk(KERN_DEBUG " Rx ring %08x: ", (int)tp->rx_ring);
+ printk(KERN_DEBUG " Rx ring %p: ", tp->rx_ring);
for (i = 0; i < RX_RING_SIZE; i++)
pr_cont(" %08x", (unsigned int)tp->rx_ring[i].status);
- printk(KERN_DEBUG " Tx ring %08x: ", (int)tp->tx_ring);
+ printk(KERN_DEBUG " Tx ring %p: ", tp->tx_ring);
for (i = 0; i < TX_RING_SIZE; i++)
pr_cont(" %08x", (unsigned int)tp->tx_ring[i].status);
pr_cont("\n");
@@ -876,8 +881,35 @@ static void tulip_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *in
strcpy(info->bus_info, pci_name(np->pdev));
}
+
+static int tulip_ethtool_set_wol(struct net_device *dev,
+ struct ethtool_wolinfo *wolinfo)
+{
+ struct tulip_private *tp = netdev_priv(dev);
+
+ if (wolinfo->wolopts & (~tp->wolinfo.supported))
+ return -EOPNOTSUPP;
+
+ tp->wolinfo.wolopts = wolinfo->wolopts;
+ device_set_wakeup_enable(&tp->pdev->dev, tp->wolinfo.wolopts);
+ return 0;
+}
+
+static void tulip_ethtool_get_wol(struct net_device *dev,
+ struct ethtool_wolinfo *wolinfo)
+{
+ struct tulip_private *tp = netdev_priv(dev);
+
+ wolinfo->supported = tp->wolinfo.supported;
+ wolinfo->wolopts = tp->wolinfo.wolopts;
+ return;
+}
+
+
static const struct ethtool_ops ops = {
- .get_drvinfo = tulip_get_drvinfo
+ .get_drvinfo = tulip_get_drvinfo,
+ .set_wol = tulip_ethtool_set_wol,
+ .get_wol = tulip_ethtool_get_wol,
};
/* Provide ioctl() calls to examine the MII xcvr state. */
@@ -1093,8 +1125,8 @@ static void set_rx_mode(struct net_device *dev)
iowrite32(3, ioaddr + CSR13);
iowrite32(mc_filter[1], ioaddr + CSR14);
} else if (tp->flags & COMET_MAC_ADDR) {
- iowrite32(mc_filter[0], ioaddr + 0xAC);
- iowrite32(mc_filter[1], ioaddr + 0xB0);
+ iowrite32(mc_filter[0], ioaddr + CSR27);
+ iowrite32(mc_filter[1], ioaddr + CSR28);
}
tp->mc_filter[0] = mc_filter[0];
tp->mc_filter[1] = mc_filter[1];
@@ -1309,6 +1341,12 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
if (pdev->subsystem_vendor == PCI_VENDOR_ID_LMC) {
pr_err(PFX "skipping LMC card\n");
return -ENODEV;
+ } else if (pdev->subsystem_vendor == PCI_VENDOR_ID_SBE &&
+ (pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_T3E3 ||
+ pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_2T3E3_P0 ||
+ pdev->subsystem_device == PCI_SUBDEVICE_ID_SBE_2T3E3_P1)) {
+ pr_err(PFX "skipping SBE T3E3 port\n");
+ return -ENODEV;
}
/*
@@ -1381,6 +1419,13 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
return i;
}
+ /* The chip will fail to enter a low-power state later unless
+ * first explicitly commanded into D0 */
+ if (pci_set_power_state(pdev, PCI_D0)) {
+ printk (KERN_NOTICE PFX
+ "Failed to set power state to D0\n");
+ }
+
irq = pdev->irq;
/* alloc_etherdev ensures aligned and zeroed private structures */
@@ -1427,6 +1472,19 @@ static int __devinit tulip_init_one (struct pci_dev *pdev,
tp->chip_id = chip_idx;
tp->flags = tulip_tbl[chip_idx].flags;
+
+ tp->wolinfo.supported = 0;
+ tp->wolinfo.wolopts = 0;
+ /* COMET: Enable power management only for AN983B */
+ if (chip_idx == COMET ) {
+ u32 sig;
+ pci_read_config_dword (pdev, 0x80, &sig);
+ if (sig == 0x09811317) {
+ tp->flags |= COMET_PM;
+ tp->wolinfo.supported = WAKE_PHY | WAKE_MAGIC;
+ printk(KERN_INFO "tulip_init_one: Enabled WOL support for AN983B\n");
+ }
+ }
tp->pdev = pdev;
tp->base_addr = ioaddr;
tp->revision = pdev->revision;
@@ -1759,11 +1817,43 @@ err_out_free_netdev:
}
+/* set the registers according to the given wolopts */
+static void tulip_set_wolopts (struct pci_dev *pdev, u32 wolopts)
+{
+ struct net_device *dev = pci_get_drvdata(pdev);
+ struct tulip_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->base_addr;
+
+ if (tp->flags & COMET_PM) {
+
+ unsigned int tmp;
+
+ tmp = ioread32(ioaddr + CSR18);
+ tmp &= ~(comet_csr18_pmes_sticky | comet_csr18_apm_mode | comet_csr18_d3a);
+ tmp |= comet_csr18_pm_mode;
+ iowrite32(tmp, ioaddr + CSR18);
+
+ /* Set the Wake-up Control/Status Register to the given WOL options*/
+ tmp = ioread32(ioaddr + CSR13);
+ tmp &= ~(comet_csr13_linkoffe | comet_csr13_linkone | comet_csr13_wfre | comet_csr13_lsce | comet_csr13_mpre);
+ if (wolopts & WAKE_MAGIC)
+ tmp |= comet_csr13_mpre;
+ if (wolopts & WAKE_PHY)
+ tmp |= comet_csr13_linkoffe | comet_csr13_linkone | comet_csr13_lsce;
+ /* Clear the event flags */
+ tmp |= comet_csr13_wfr | comet_csr13_mpr | comet_csr13_lsc;
+ iowrite32(tmp, ioaddr + CSR13);
+ }
+}
+
#ifdef CONFIG_PM
+
static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
{
+ pci_power_t pstate;
struct net_device *dev = pci_get_drvdata(pdev);
+ struct tulip_private *tp = netdev_priv(dev);
if (!dev)
return -EINVAL;
@@ -1779,7 +1869,16 @@ static int tulip_suspend (struct pci_dev *pdev, pm_message_t state)
save_state:
pci_save_state(pdev);
pci_disable_device(pdev);
- pci_set_power_state(pdev, pci_choose_state(pdev, state));
+ pstate = pci_choose_state(pdev, state);
+ if (state.event == PM_EVENT_SUSPEND && pstate != PCI_D0) {
+ int rc;
+
+ tulip_set_wolopts(pdev, tp->wolinfo.wolopts);
+ rc = pci_enable_wake(pdev, pstate, tp->wolinfo.wolopts);
+ if (rc)
+ printk("tulip: pci_enable_wake failed (%d)\n", rc);
+ }
+ pci_set_power_state(pdev, pstate);
return 0;
}
@@ -1788,7 +1887,10 @@ save_state:
static int tulip_resume(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
+ struct tulip_private *tp = netdev_priv(dev);
+ void __iomem *ioaddr = tp->base_addr;
int retval;
+ unsigned int tmp;
if (!dev)
return -EINVAL;
@@ -1809,6 +1911,18 @@ static int tulip_resume(struct pci_dev *pdev)
return retval;
}
+ if (tp->flags & COMET_PM) {
+ pci_enable_wake(pdev, PCI_D3hot, 0);
+ pci_enable_wake(pdev, PCI_D3cold, 0);
+
+ /* Clear the PMES flag */
+ tmp = ioread32(ioaddr + CSR20);
+ tmp |= comet_csr20_pmes;
+ iowrite32(tmp, ioaddr + CSR20);
+
+ /* Disable all wake-up events */
+ tulip_set_wolopts(pdev, 0);
+ }
netif_device_attach(dev);
if (netif_running(dev))
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-18 08:33:34 +0000