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authorGary Zambrano <zambrano@broadcom.com>2006-06-20 15:34:23 -0700
committerJeff Garzik <jeff@garzik.org>2006-06-22 23:16:13 -0400
commit52cafd965507b7a7bb962486539f6d7422552692 (patch)
tree629aa6883f073b1d28fad4340f3d4d3f5c124230
parent47b9c3b1e6afa3c40e3ac1822cd13946567b5955 (diff)
downloadlinux-52cafd965507b7a7bb962486539f6d7422552692.tar.bz2
[PATCH] b44: add wol
Adds wol to the driver. This is a redo of a previous patch thanks to feedback from Francois Romieu. Signed-off-by Gary Zambrano <zambrano@broadcom.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r--drivers/net/b44.c76
-rw-r--r--drivers/net/b44.h4
2 files changed, 80 insertions, 0 deletions
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 41b1618573c7..73ca729e4cd7 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -1450,6 +1450,41 @@ static void b44_poll_controller(struct net_device *dev)
}
#endif
+
+static void b44_setup_wol(struct b44 *bp)
+{
+ u32 val;
+ u16 pmval;
+
+ bw32(bp, B44_RXCONFIG, RXCONFIG_ALLMULTI);
+
+ if (bp->flags & B44_FLAG_B0_ANDLATER) {
+
+ bw32(bp, B44_WKUP_LEN, WKUP_LEN_DISABLE);
+
+ val = bp->dev->dev_addr[2] << 24 |
+ bp->dev->dev_addr[3] << 16 |
+ bp->dev->dev_addr[4] << 8 |
+ bp->dev->dev_addr[5];
+ bw32(bp, B44_ADDR_LO, val);
+
+ val = bp->dev->dev_addr[0] << 8 |
+ bp->dev->dev_addr[1];
+ bw32(bp, B44_ADDR_HI, val);
+
+ val = br32(bp, B44_DEVCTRL);
+ bw32(bp, B44_DEVCTRL, val | DEVCTRL_MPM | DEVCTRL_PFE);
+
+ }
+
+ val = br32(bp, B44_SBTMSLOW);
+ bw32(bp, B44_SBTMSLOW, val | SBTMSLOW_PE);
+
+ pci_read_config_word(bp->pdev, SSB_PMCSR, &pmval);
+ pci_write_config_word(bp->pdev, SSB_PMCSR, pmval | SSB_PE);
+
+}
+
static int b44_close(struct net_device *dev)
{
struct b44 *bp = netdev_priv(dev);
@@ -1475,6 +1510,11 @@ static int b44_close(struct net_device *dev)
netif_poll_enable(dev);
+ if (bp->flags & B44_FLAG_WOL_ENABLE) {
+ b44_init_hw(bp);
+ b44_setup_wol(bp);
+ }
+
b44_free_consistent(bp);
return 0;
@@ -1831,12 +1871,40 @@ static void b44_get_ethtool_stats(struct net_device *dev,
spin_unlock_irq(&bp->lock);
}
+static void b44_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct b44 *bp = netdev_priv(dev);
+
+ wol->supported = WAKE_MAGIC;
+ if (bp->flags & B44_FLAG_WOL_ENABLE)
+ wol->wolopts = WAKE_MAGIC;
+ else
+ wol->wolopts = 0;
+ memset(&wol->sopass, 0, sizeof(wol->sopass));
+}
+
+static int b44_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct b44 *bp = netdev_priv(dev);
+
+ spin_lock_irq(&bp->lock);
+ if (wol->wolopts & WAKE_MAGIC)
+ bp->flags |= B44_FLAG_WOL_ENABLE;
+ else
+ bp->flags &= ~B44_FLAG_WOL_ENABLE;
+ spin_unlock_irq(&bp->lock);
+
+ return 0;
+}
+
static struct ethtool_ops b44_ethtool_ops = {
.get_drvinfo = b44_get_drvinfo,
.get_settings = b44_get_settings,
.set_settings = b44_set_settings,
.nway_reset = b44_nway_reset,
.get_link = ethtool_op_get_link,
+ .get_wol = b44_get_wol,
+ .set_wol = b44_set_wol,
.get_ringparam = b44_get_ringparam,
.set_ringparam = b44_set_ringparam,
.get_pauseparam = b44_get_pauseparam,
@@ -1915,6 +1983,10 @@ static int __devinit b44_get_invariants(struct b44 *bp)
/* XXX - really required?
bp->flags |= B44_FLAG_BUGGY_TXPTR;
*/
+
+ if (ssb_get_core_rev(bp) >= 7)
+ bp->flags |= B44_FLAG_B0_ANDLATER;
+
out:
return err;
}
@@ -2115,6 +2187,10 @@ static int b44_suspend(struct pci_dev *pdev, pm_message_t state)
spin_unlock_irq(&bp->lock);
free_irq(dev->irq, dev);
+ if (bp->flags & B44_FLAG_WOL_ENABLE) {
+ b44_init_hw(bp);
+ b44_setup_wol(bp);
+ }
pci_disable_device(pdev);
return 0;
}
diff --git a/drivers/net/b44.h b/drivers/net/b44.h
index b178662978f3..1f47777b848b 100644
--- a/drivers/net/b44.h
+++ b/drivers/net/b44.h
@@ -264,6 +264,8 @@
#define SBIDHIGH_VC_SHIFT 16
/* SSB PCI config space registers. */
+#define SSB_PMCSR 0x44
+#define SSB_PE 0x100
#define SSB_BAR0_WIN 0x80
#define SSB_BAR1_WIN 0x84
#define SSB_SPROM_CONTROL 0x88
@@ -420,6 +422,7 @@ struct b44 {
u32 dma_offset;
u32 flags;
+#define B44_FLAG_B0_ANDLATER 0x00000001
#define B44_FLAG_BUGGY_TXPTR 0x00000002
#define B44_FLAG_REORDER_BUG 0x00000004
#define B44_FLAG_PAUSE_AUTO 0x00008000
@@ -435,6 +438,7 @@ struct b44 {
#define B44_FLAG_INTERNAL_PHY 0x10000000
#define B44_FLAG_RX_RING_HACK 0x20000000
#define B44_FLAG_TX_RING_HACK 0x40000000
+#define B44_FLAG_WOL_ENABLE 0x80000000
u32 rx_offset;