Commit 52cafd96 authored by Gary Zambrano's avatar Gary Zambrano Committed by Jeff Garzik
Browse files

[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: default avatarJeff Garzik <jeff@garzik.org>
parent 47b9c3b1
......@@ -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;
}
......
......@@ -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;
......
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment