[PATCH 3/3] net: move the eth_dev status detection at driver level
Jean-Christophe PLAGNIOL-VILLARD
plagnioj at jcrosoft.com
Sun Sep 9 11:44:02 EDT 2012
as this is depend on the phy link status
If not phylib used force active
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>
---
drivers/net/altera_tse.c | 3 ++-
drivers/net/at91_ether.c | 2 ++
drivers/net/cs8900.c | 1 +
drivers/net/designware.c | 2 ++
drivers/net/dm9k.c | 2 +-
drivers/net/ep93xx.c | 2 +-
drivers/net/fec_imx.c | 2 ++
drivers/net/fec_mpc5200.c | 2 +-
drivers/net/gianfar.c | 2 ++
drivers/net/ks8851_mll.c | 2 +-
drivers/net/macb.c | 2 ++
drivers/net/miidev.c | 10 ++++++++++
drivers/net/netx_eth.c | 2 +-
drivers/net/smc91111.c | 2 +-
drivers/net/smc911x.c | 2 +-
drivers/net/tap.c | 1 +
drivers/net/usb/usbnet.c | 3 ++-
include/miidev.h | 1 +
net/eth.c | 4 +++-
19 files changed, 37 insertions(+), 10 deletions(-)
diff --git a/drivers/net/altera_tse.c b/drivers/net/altera_tse.c
index dd96b3c..5009ab6 100644
--- a/drivers/net/altera_tse.c
+++ b/drivers/net/altera_tse.c
@@ -350,7 +350,8 @@ static int tse_eth_open(struct eth_device *edev)
struct altera_tse_priv *priv = edev->priv;
int ret;
- ret = phy_device_connect(priv->miidev, priv->phy_addr, NULL);
+ ret = phy_device_connect(priv->miidev, priv->phy_addr,
+ mii_generic_update_link);
if (ret)
return ret;
diff --git a/drivers/net/at91_ether.c b/drivers/net/at91_ether.c
index 45fa4c5..7a90682 100644
--- a/drivers/net/at91_ether.c
+++ b/drivers/net/at91_ether.c
@@ -152,6 +152,8 @@ static void update_linkspeed(struct mii_device *mdev)
else {} /* 10 Half Duplex */
}
at91_emac_write(AT91_EMAC_CFG, mac_cfg);
+
+ edev->active = mdev->phydev->link;
}
static int at91_ether_open(struct eth_device *edev)
diff --git a/drivers/net/cs8900.c b/drivers/net/cs8900.c
index ef00ea6..3f7fa05 100644
--- a/drivers/net/cs8900.c
+++ b/drivers/net/cs8900.c
@@ -255,6 +255,7 @@ static int cs8900_open(struct eth_device *dev)
struct cs8900_priv *priv = (struct cs8900_priv *)dev->priv;
cs8900_reset(priv);
cs8900_reginit(priv);
+ edev->active = 1;
return 0;
}
diff --git a/drivers/net/designware.c b/drivers/net/designware.c
index a883301..8cb2334 100644
--- a/drivers/net/designware.c
+++ b/drivers/net/designware.c
@@ -243,6 +243,8 @@ static void dwc_update_linkspeed(struct mii_device *mdev)
else
conf |= MII_PORTSELECT;
writel(conf, &mac_p->conf);
+
+ edev->active = mdev->phydev->link;
}
static int dwc_ether_open(struct eth_device *dev)
diff --git a/drivers/net/dm9k.c b/drivers/net/dm9k.c
index f140891..5b89632 100644
--- a/drivers/net/dm9k.c
+++ b/drivers/net/dm9k.c
@@ -473,7 +473,7 @@ static int dm9k_eth_open(struct eth_device *edev)
{
struct dm9k *priv = (struct dm9k *)edev->priv;
- return phy_device_connect(&priv->miidev, 0, NULL);
+ return phy_device_connect(&priv->miidev, 0, mii_generic_update_link);
}
static void dm9k_write_length(struct dm9k *priv, unsigned length)
diff --git a/drivers/net/ep93xx.c b/drivers/net/ep93xx.c
index e19d38e..d979328 100644
--- a/drivers/net/ep93xx.c
+++ b/drivers/net/ep93xx.c
@@ -204,7 +204,7 @@ static int ep93xx_eth_open(struct eth_device *edev)
pr_debug("+ep93xx_eth_open\n");
- ret = phy_device_connect(&priv->miidev, 0, NULL);
+ ret = phy_device_connect(&priv->miidev, 0, mii_generic_update_link);
if (ret)
return ret;
diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c
index 0aa56b0..e46c5e3 100644
--- a/drivers/net/fec_imx.c
+++ b/drivers/net/fec_imx.c
@@ -361,6 +361,8 @@ static void fec_update_linkspeed(struct mii_device *mdev)
rcntl |= FEC_R_CNTRL_RMII_10T;
writel(rcntl, fec->regs + FEC_R_CNTRL);
}
+
+ edev->active = mdev->phydev->link;
}
/**
diff --git a/drivers/net/fec_mpc5200.c b/drivers/net/fec_mpc5200.c
index 05db70d..d0c29c6 100644
--- a/drivers/net/fec_mpc5200.c
+++ b/drivers/net/fec_mpc5200.c
@@ -412,7 +412,7 @@ static int mpc5xxx_fec_open(struct eth_device *edev)
if (fec->xcv_type != SEVENWIRE) {
return phy_device_connect(&fec->miidev, CONFIG_PHY_ADDR,
- NULL);
+ mii_generic_update_link);
}
return 0;
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index c71a3b6..2738010 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -97,6 +97,8 @@ static void gfar_adjust_link(struct mii_device *mdev)
else
priv->speed = 10;
+ edev->active = mdev->phydev->link;
+
if (priv->link) {
/* clear all bits relative with interface mode */
ecntrl = in_be32(regs + GFAR_ECNTRL_OFFSET);
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
index c5e4a56..c2dee38 100644
--- a/drivers/net/ks8851_mll.c
+++ b/drivers/net/ks8851_mll.c
@@ -788,7 +788,7 @@ static int ks8851_eth_open(struct eth_device *edev)
ks_enable_qmu(priv);
- ret = phy_device_connect(&priv->miidev, 1, NULL);
+ ret = phy_device_connect(&priv->miidev, 1, mii_generic_update_link);
if (ret)
return ret;
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index 8b14ce5..c8519d7 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -232,6 +232,8 @@ static void macb_adjust_link(struct mii_device *mdev)
reg |= MACB_BIT(SPD);
writel(reg, macb->regs + MACB_NCFGR);
+
+ edev->active = mdev->phydev->link;
}
static int macb_open(struct eth_device *edev)
diff --git a/drivers/net/miidev.c b/drivers/net/miidev.c
index 4e0ee13..37bc53e 100644
--- a/drivers/net/miidev.c
+++ b/drivers/net/miidev.c
@@ -31,6 +31,16 @@
static LIST_HEAD(miidev_list);
+void mii_generic_update_link(struct mii_device *bus)
+{
+ struct eth_device *edev = bus->edev;
+
+ if (!bus->phydev)
+ edev->active = 1;
+ else
+ edev->active = bus->phydev->link;
+}
+
static ssize_t miidev_read(struct cdev *cdev, void *_buf, size_t count, loff_t offset, ulong flags)
{
int i = count;
diff --git a/drivers/net/netx_eth.c b/drivers/net/netx_eth.c
index 9af7346..87775c7 100644
--- a/drivers/net/netx_eth.c
+++ b/drivers/net/netx_eth.c
@@ -197,7 +197,7 @@ static int netx_eth_open(struct eth_device *edev)
{
struct netx_eth_priv *priv = (struct netx_eth_priv *)edev->priv;
- return phy_device_connect(&priv->miidev, 0, NULL);
+ return phy_device_connect(&priv->miidev, 0, mii_generic_update_link);
}
static void netx_eth_halt (struct eth_device *edev)
diff --git a/drivers/net/smc91111.c b/drivers/net/smc91111.c
index 658b0f2..38a7f0a 100644
--- a/drivers/net/smc91111.c
+++ b/drivers/net/smc91111.c
@@ -900,7 +900,7 @@ static int smc91c111_eth_open(struct eth_device *edev)
smc91c111_enable(edev);
- return phy_device_connect(&priv->miidev, 0, NULL);
+ return phy_device_connect(&priv->miidev, 0, mii_generic_update_link);
}
static int smc91c111_eth_send(struct eth_device *edev, void *packet,
diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c
index 5d3e330..cfa1715 100644
--- a/drivers/net/smc911x.c
+++ b/drivers/net/smc911x.c
@@ -311,7 +311,7 @@ static int smc911x_eth_open(struct eth_device *edev)
struct smc911x_priv *priv = (struct smc911x_priv *)edev->priv;
int ret;
- ret = phy_device_connect(&priv->miidev, 1, NULL);
+ ret = phy_device_connect(&priv->miidev, 1, mii_generic_update_link);
if (ret)
return ret;
diff --git a/drivers/net/tap.c b/drivers/net/tap.c
index 32496a8..6d76d6a 100644
--- a/drivers/net/tap.c
+++ b/drivers/net/tap.c
@@ -55,6 +55,7 @@ int tap_eth_rx (struct eth_device *edev)
int tap_eth_open(struct eth_device *edev)
{
+ edev->active = 1;
return 0;
}
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 0b11e1b..d650f2d 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -170,7 +170,8 @@ static int usbnet_open(struct eth_device *edev)
dev_dbg(&edev->dev, "%s\n",__func__);
- return phy_device_connect(&dev->miidev, dev->phy_addr, NULL);
+ return phy_device_connect(&dev->miidev, dev->phy_addr,
+ mii_generic_update_link);
}
static void usbnet_halt(struct eth_device *edev)
diff --git a/include/miidev.h b/include/miidev.h
index 9bea683..6ac742e 100644
--- a/include/miidev.h
+++ b/include/miidev.h
@@ -50,6 +50,7 @@ struct mii_device {
int mii_register(struct mii_device *dev);
void mii_unregister(struct mii_device *mdev);
+void mii_generic_update_link(struct mii_device *bus);
static int inline mii_write(struct mii_device *dev, int addr, int reg, int value)
{
diff --git a/net/eth.c b/net/eth.c
index c034eaa..0e3db01 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -139,9 +139,11 @@ int eth_send(void *packet, int length)
ret = eth_current->open(eth_current);
if (ret)
return ret;
- eth_current->active = 1;
}
+ if (!eth_current->active)
+ return -ENETDOWN;
+
led_trigger_network(LED_TRIGGER_NET_TX);
return eth_current->send(eth_current, packet, length);
--
1.7.10.4
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