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alx: fix ethtool support code 

A number of places treated features wrongly, listing not-supported
features instead of supported ones. Also, the get_drvinfo ethtool
callback isn't needed, and alx_get_pauseparam can be simplified.

Reported-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Johannes Berg 2013-06-29 19:23:19 +02:00 committed by David S. Miller
parent 46ab9b347d
commit 7ec5689461
1 changed files with 29 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

64
drivers/net/ethernet/atheros/alx/ethtool.c
View File

@ -46,21 +46,37 @@
#include "reg.h"
#include "hw.h"
static u32 alx_get_supported_speeds(struct alx_hw *hw)
{
u32 supported = SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full;
if (alx_hw_giga(hw))
supported |= SUPPORTED_1000baseT_Full;
BUILD_BUG_ON(SUPPORTED_10baseT_Half != ADVERTISED_10baseT_Half);
BUILD_BUG_ON(SUPPORTED_10baseT_Full != ADVERTISED_10baseT_Full);
BUILD_BUG_ON(SUPPORTED_100baseT_Half != ADVERTISED_100baseT_Half);
BUILD_BUG_ON(SUPPORTED_100baseT_Full != ADVERTISED_100baseT_Full);
BUILD_BUG_ON(SUPPORTED_1000baseT_Full != ADVERTISED_1000baseT_Full);
return supported;
}
static int alx_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
struct alx_priv *alx = netdev_priv(netdev);
struct alx_hw *hw = &alx->hw;
ecmd->supported = SUPPORTED_10baseT_Half |
SUPPORTED_10baseT_Full |
SUPPORTED_100baseT_Half |
SUPPORTED_100baseT_Full |
SUPPORTED_Autoneg |
ecmd->supported = SUPPORTED_Autoneg |
SUPPORTED_TP |
SUPPORTED_Pause;
SUPPORTED_Pause |
SUPPORTED_Asym_Pause;
if (alx_hw_giga(hw))
ecmd->supported |= SUPPORTED_1000baseT_Full;
ecmd->supported |= alx_get_supported_speeds(hw);
ecmd->advertising = ADVERTISED_TP;
if (hw->adv_cfg & ADVERTISED_Autoneg)
@ -68,6 +84,7 @@ static int alx_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ecmd->port = PORT_TP;
ecmd->phy_address = 0;
if (hw->adv_cfg & ADVERTISED_Autoneg)
ecmd->autoneg = AUTONEG_ENABLE;
else
@ -100,7 +117,7 @@ static int alx_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
ASSERT_RTNL();
if (ecmd->autoneg == AUTONEG_ENABLE) {
if (ecmd->advertising & ADVERTISED_1000baseT_Half)
if (ecmd->advertising & ~alx_get_supported_speeds(hw))
return -EINVAL;
adv_cfg = ecmd->advertising | ADVERTISED_Autoneg;
} else {
@ -121,21 +138,10 @@ static void alx_get_pauseparam(struct net_device *netdev,
struct alx_priv *alx = netdev_priv(netdev);
struct alx_hw *hw = &alx->hw;
if (hw->flowctrl & ALX_FC_ANEG &&
hw->adv_cfg & ADVERTISED_Autoneg)
pause->autoneg = AUTONEG_ENABLE;
else
pause->autoneg = AUTONEG_DISABLE;
if (hw->flowctrl & ALX_FC_TX)
pause->tx_pause = 1;
else
pause->tx_pause = 0;
if (hw->flowctrl & ALX_FC_RX)
pause->rx_pause = 1;
else
pause->rx_pause = 0;
pause->autoneg = !!(hw->flowctrl & ALX_FC_ANEG &&
hw->adv_cfg & ADVERTISED_Autoneg);
pause->tx_pause = !!(hw->flowctrl & ALX_FC_TX);
pause->rx_pause = !!(hw->flowctrl & ALX_FC_RX);
}
@ -214,8 +220,7 @@ static int alx_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
struct alx_priv *alx = netdev_priv(netdev);
struct alx_hw *hw = &alx->hw;
if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE |
WAKE_UCAST | WAKE_BCAST | WAKE_MCAST))
if (wol->wolopts & ~(WAKE_MAGIC | WAKE_PHY))
return -EOPNOTSUPP;
hw->sleep_ctrl = 0;
@ -230,22 +235,11 @@ static int alx_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
return 0;
}
static void alx_get_drvinfo(struct net_device *netdev,
struct ethtool_drvinfo *drvinfo)
{
struct alx_priv *alx = netdev_priv(netdev);
strlcpy(drvinfo->driver, alx_drv_name, sizeof(drvinfo->driver));
strlcpy(drvinfo->bus_info, pci_name(alx->hw.pdev),
sizeof(drvinfo->bus_info));
}
const struct ethtool_ops alx_ethtool_ops = {
.get_settings = alx_get_settings,
.set_settings = alx_set_settings,
.get_pauseparam = alx_get_pauseparam,
.set_pauseparam = alx_set_pauseparam,
.get_drvinfo = alx_get_drvinfo,
.get_msglevel = alx_get_msglevel,
.set_msglevel = alx_set_msglevel,
.get_wol = alx_get_wol,