From: "Gary Zambrano" <zambrano@broadcom.com>
To: "Jeff Garzik" <jeff@garzik.org>
Cc: netdev@vger.kernel.org
Subject: [PATCH 3/4] b44: add parameter to init_hw for wol
Date: Wed, 24 May 2006 07:40:50 -0700 [thread overview]
Message-ID: <1148481650.2976.54.camel@dhcp-10-7-81-7.broadcom.com> (raw)
This patch adds a parameter to init_hw() for wol.
Signed-off-by: Gary Zambrano <zambrano@broadcom.com>
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index 81d1f36..6eea1fc 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -107,7 +107,7 @@ MODULE_DEVICE_TABLE(pci, b44_pci_tbl);
static void b44_halt(struct b44 *);
static void b44_init_rings(struct b44 *);
-static void b44_init_hw(struct b44 *);
+static void b44_init_hw(struct b44 *, int);
static int dma_desc_align_mask;
static int dma_desc_sync_size;
@@ -875,7 +875,7 @@ static int b44_poll(struct net_device *n
spin_lock_irq(&bp->lock);
b44_halt(bp);
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
netif_wake_queue(bp->dev);
spin_unlock_irq(&bp->lock);
done = 1;
@@ -944,7 +944,7 @@ static void b44_tx_timeout(struct net_de
b44_halt(bp);
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
spin_unlock_irq(&bp->lock);
@@ -1059,7 +1059,7 @@ static int b44_change_mtu(struct net_dev
b44_halt(bp);
dev->mtu = new_mtu;
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
spin_unlock_irq(&bp->lock);
b44_enable_ints(bp);
@@ -1354,14 +1354,15 @@ static int b44_set_mac_addr(struct net_d
* packet processing. Invoked with bp->lock held.
*/
static void __b44_set_rx_mode(struct net_device *);
-static void b44_init_hw(struct b44 *bp)
+static void b44_init_hw(struct b44 *bp, int full)
{
u32 val;
b44_chip_reset(bp);
- b44_phy_reset(bp);
- b44_setup_phy(bp);
-
+ if (full) {
+ b44_phy_reset(bp);
+ b44_setup_phy(bp);
+ }
/* Enable CRC32, set proper LED modes and power on PHY */
bw32(bp, B44_MAC_CTRL, MAC_CTRL_CRC32_ENAB | MAC_CTRL_PHY_LEDCTRL);
bw32(bp, B44_RCV_LAZY, (1 << RCV_LAZY_FC_SHIFT));
@@ -1374,16 +1375,21 @@ static void b44_init_hw(struct b44 *bp)
bw32(bp, B44_TXMAXLEN, bp->dev->mtu + ETH_HLEN + 8 + RX_HEADER_LEN);
bw32(bp, B44_TX_WMARK, 56); /* XXX magic */
- bw32(bp, B44_DMATX_CTRL, DMATX_CTRL_ENABLE);
- bw32(bp, B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset);
- bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
+ if (full){
+ bw32(bp, B44_DMATX_CTRL, DMATX_CTRL_ENABLE);
+ bw32(bp, B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset);
+ bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
(bp->rx_offset << DMARX_CTRL_ROSHIFT)));
- bw32(bp, B44_DMARX_ADDR, bp->rx_ring_dma + bp->dma_offset);
+ bw32(bp, B44_DMARX_ADDR, bp->rx_ring_dma + bp->dma_offset);
- bw32(bp, B44_DMARX_PTR, bp->rx_pending);
- bp->rx_prod = bp->rx_pending;
+ bw32(bp, B44_DMARX_PTR, bp->rx_pending);
+ bp->rx_prod = bp->rx_pending;
- bw32(bp, B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
+ bw32(bp, B44_MIB_CTRL, MIB_CTRL_CLR_ON_READ);
+ }else{
+ bw32(bp, B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
+ (bp->rx_offset << DMARX_CTRL_ROSHIFT)));
+ }
val = br32(bp, B44_ENET_CTRL);
bw32(bp, B44_ENET_CTRL, (val | ENET_CTRL_ENABLE));
@@ -1399,7 +1405,7 @@ static int b44_open(struct net_device *d
goto out;
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
b44_check_phy(bp);
@@ -1598,7 +1604,7 @@ static int b44_close(struct net_device *
netif_poll_enable(dev);
if (bp->flags & B44_FLAG_WOL_ENABLE){
- b44_init_hw(bp);
+ b44_init_hw(bp, 0);
b44_setup_wol(bp);
}
@@ -1860,7 +1866,7 @@ static int b44_set_ringparam(struct net_
b44_halt(bp);
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
netif_wake_queue(bp->dev);
spin_unlock_irq(&bp->lock);
@@ -1903,7 +1909,7 @@ static int b44_set_pauseparam(struct net
if (bp->flags & B44_FLAG_PAUSE_AUTO) {
b44_halt(bp);
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
} else {
__b44_set_flow_ctrl(bp, bp->flags);
}
@@ -2281,7 +2287,7 @@ static int b44_resume(struct pci_dev *pd
spin_lock_irq(&bp->lock);
b44_init_rings(bp);
- b44_init_hw(bp);
+ b44_init_hw(bp, 1);
netif_device_attach(bp->dev);
spin_unlock_irq(&bp->lock);
reply other threads:[~2006-05-24 21:43 UTC|newest]
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