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[PATCH] skge: cleanup ethtool mode support 

Unify mapping of supported modes based on hardware.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
hifive-unleashed-5.1
Stephen Hemminger 2005-06-27 11:33:11 -07:00 committed by Jeff Garzik
parent 89bf5f231f
commit 31b619c5ab
1 changed files with 65 additions and 60 deletions
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125
drivers/net/skge.c
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@ -179,6 +179,36 @@ static int skge_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
return 0;
}
/* Determine supported/adverised modes based on hardware.
* Note: ethtoool ADVERTISED_xxx == SUPPORTED_xxx
*/
static u32 skge_supported_modes(const struct skge_hw *hw)
{
u32 supported;
if (iscopper(hw)) {
supported = SUPPORTED_10baseT_Half
| SUPPORTED_10baseT_Full
| SUPPORTED_100baseT_Half
| SUPPORTED_100baseT_Full
| SUPPORTED_1000baseT_Half
| SUPPORTED_1000baseT_Full
| SUPPORTED_Autoneg| SUPPORTED_TP;
if (hw->chip_id == CHIP_ID_GENESIS)
supported &= ~(SUPPORTED_10baseT_Half
| SUPPORTED_10baseT_Full
| SUPPORTED_100baseT_Half
| SUPPORTED_100baseT_Full);
else if (hw->chip_id == CHIP_ID_YUKON)
supported &= ~SUPPORTED_1000baseT_Half;
} else
supported = SUPPORTED_1000baseT_Full | SUPPORTED_FIBRE
| SUPPORTED_Autoneg;
return supported;
}
static int skge_get_settings(struct net_device *dev,
struct ethtool_cmd *ecmd)
@ -187,35 +217,13 @@ static int skge_get_settings(struct net_device *dev,
struct skge_hw *hw = skge->hw;
ecmd->transceiver = XCVR_INTERNAL;
ecmd->supported = skge_supported_modes(hw);
if (iscopper(hw)) {
if (hw->chip_id == CHIP_ID_GENESIS)
ecmd->supported = SUPPORTED_1000baseT_Full
| SUPPORTED_1000baseT_Half
| SUPPORTED_Autoneg | SUPPORTED_TP;
else {
ecmd->supported = SUPPORTED_10baseT_Half
| SUPPORTED_10baseT_Full
| SUPPORTED_100baseT_Half
| SUPPORTED_100baseT_Full
| SUPPORTED_1000baseT_Half
| SUPPORTED_1000baseT_Full
| SUPPORTED_Autoneg| SUPPORTED_TP;
if (hw->chip_id == CHIP_ID_YUKON)
ecmd->supported &= ~SUPPORTED_1000baseT_Half;
}
ecmd->port = PORT_TP;
ecmd->phy_address = hw->phy_addr;
} else {
ecmd->supported = SUPPORTED_1000baseT_Full
| SUPPORTED_FIBRE
| SUPPORTED_Autoneg;
} else
ecmd->port = PORT_FIBRE;
}
ecmd->advertising = skge->advertising;
ecmd->autoneg = skge->autoneg;
@ -224,60 +232,57 @@ static int skge_get_settings(struct net_device *dev,
return 0;
}
static u32 skge_modes(const struct skge_hw *hw)
{
u32 modes = ADVERTISED_Autoneg
| ADVERTISED_1000baseT_Full | ADVERTISED_1000baseT_Half
| ADVERTISED_100baseT_Full | ADVERTISED_100baseT_Half
| ADVERTISED_10baseT_Full | ADVERTISED_10baseT_Half;
if (iscopper(hw)) {
modes |= ADVERTISED_TP;
switch (hw->chip_id) {
case CHIP_ID_GENESIS:
modes &= ~(ADVERTISED_100baseT_Full
| ADVERTISED_100baseT_Half
| ADVERTISED_10baseT_Full
| ADVERTISED_10baseT_Half);
break;
case CHIP_ID_YUKON:
modes &= ~ADVERTISED_1000baseT_Half;
break;
}
} else {
modes |= ADVERTISED_FIBRE;
modes &= ~ADVERTISED_1000baseT_Half;
}
return modes;
}
static int skge_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
{
struct skge_port *skge = netdev_priv(dev);
const struct skge_hw *hw = skge->hw;
u32 supported = skge_supported_modes(hw);
if (ecmd->autoneg == AUTONEG_ENABLE) {
if (ecmd->advertising & skge_modes(hw))
return -EINVAL;
ecmd->advertising = supported;
skge->duplex = -1;
skge->speed = -1;
} else {
switch (ecmd->speed) {
u32 setting;
switch(ecmd->speed) {
case SPEED_1000:
if (ecmd->duplex == DUPLEX_FULL)
setting = SUPPORTED_1000baseT_Full;
else if (ecmd->duplex == DUPLEX_HALF)
setting = SUPPORTED_1000baseT_Half;
else
return -EINVAL;
break;
case SPEED_100:
if (ecmd->duplex == DUPLEX_FULL)
setting = SUPPORTED_100baseT_Full;
else if (ecmd->duplex == DUPLEX_HALF)
setting = SUPPORTED_100baseT_Half;
else
return -EINVAL;
break;
case SPEED_10:
if (iscopper(hw) || hw->chip_id == CHIP_ID_GENESIS)
if (ecmd->duplex == DUPLEX_FULL)
setting = SUPPORTED_10baseT_Full;
else if (ecmd->duplex == DUPLEX_HALF)
setting = SUPPORTED_10baseT_Half;
else
return -EINVAL;
break;
default:
return -EINVAL;
}
if ((setting & supported) == 0)
return -EINVAL;
skge->speed = ecmd->speed;
skge->duplex = ecmd->duplex;
}
skge->autoneg = ecmd->autoneg;
skge->speed = ecmd->speed;
skge->duplex = ecmd->duplex;
skge->advertising = ecmd->advertising;
if (netif_running(dev)) {
@ -2973,7 +2978,7 @@ static struct net_device *skge_devinit(struct skge_hw *hw, int port,
skge->flow_control = FLOW_MODE_SYMMETRIC;
skge->duplex = -1;
skge->speed = -1;
skge->advertising = skge_modes(hw);
skge->advertising = skge_supported_modes(hw);
hw->dev[port] = dev;