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| author |   Yuval Mintz <yuvalmin@broadcom.com> | 2012-06-06 17:13:06 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2012-06-07 13:18:54 -0700 |
| commit | 80f12eccce775dc6bb93dba9b52529740f929237 (patch) | |
| tree | 128d6e76e0140a6df12540b23adf0cc00c71f13a /net/core | |
| parent | net: Update kernel-doc for __alloc_skb() (diff) | |
| download | linux-dev-80f12eccce775dc6bb93dba9b52529740f929237.tar.xz linux-dev-80f12eccce775dc6bb93dba9b52529740f929237.zip | |
Added kernel support in EEE Ethtool commands
This patch extends the kernel's ethtool interface by adding support
for 2 new EEE commands - get_eee and set_eee.
Thanks goes to Giuseppe Cavallaro for his original patch adding this support.
Signed-off-by: Yuval Mintz <yuvalmin@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
Reviewed-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/ethtool.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c index 9c2afb480270..c73d0a59212c 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -729,6 +729,40 @@ static int ethtool_set_wol(struct net_device *dev, char __user *useraddr) return dev->ethtool_ops->set_wol(dev, &wol); } +static int ethtool_get_eee(struct net_device *dev, char __user *useraddr) +{ + struct ethtool_eee edata; + int rc; + + if (!dev->ethtool_ops->get_eee) + return -EOPNOTSUPP; + + memset(&edata, 0, sizeof(struct ethtool_eee)); + edata.cmd = ETHTOOL_GEEE; + rc = dev->ethtool_ops->get_eee(dev, &edata); + + if (rc) + return rc; + + if (copy_to_user(useraddr, &edata, sizeof(edata))) + return -EFAULT; + + return 0; +} + +static int ethtool_set_eee(struct net_device *dev, char __user *useraddr) +{ + struct ethtool_eee edata; + + if (!dev->ethtool_ops->set_eee) + return -EOPNOTSUPP; + + if (copy_from_user(&edata, useraddr, sizeof(edata))) + return -EFAULT; + + return dev->ethtool_ops->set_eee(dev, &edata); +} + static int ethtool_nway_reset(struct net_device *dev) { if (!dev->ethtool_ops->nway_reset) @@ -1471,6 +1505,12 @@ int dev_ethtool(struct net *net, struct ifreq *ifr) rc = ethtool_set_value_void(dev, useraddr, dev->ethtool_ops->set_msglevel); break; + case ETHTOOL_GEEE: + rc = ethtool_get_eee(dev, useraddr); + break; + case ETHTOOL_SEEE: + rc = ethtool_set_eee(dev, useraddr); + break; case ETHTOOL_NWAY_RST: rc = ethtool_nway_reset(dev); break; |