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cfg80211: implement iwpower

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Just on/off and timeout, and with a hacky cfg80211 method
until we figure out what we want, though this is probably
sufficient as we want to use pm_qos for wifi everywhere.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2009-07-01 21:26:57 +02:00
committed by John W. Linville
parent f21293549f
commit bc92afd920
10 changed files with 151 additions and 135 deletions
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60
net/wireless/wext-compat.c
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@@ -987,3 +987,63 @@ int cfg80211_wext_giwauth(struct net_device *dev,
return -EOPNOTSUPP;
}
EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth);
int cfg80211_wext_siwpower(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *wrq, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy);
bool ps = wdev->wext.ps;
int timeout = wdev->wext.ps_timeout;
int err;
if (wdev->iftype != NL80211_IFTYPE_STATION)
return -EINVAL;
if (!rdev->ops->set_power_mgmt)
return -EOPNOTSUPP;
if (wrq->disabled) {
ps = false;
} else {
switch (wrq->flags & IW_POWER_MODE) {
case IW_POWER_ON: /* If not specified */
case IW_POWER_MODE: /* If set all mask */
case IW_POWER_ALL_R: /* If explicitely state all */
ps = true;
break;
default: /* Otherwise we ignore */
return -EINVAL;
}
if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT))
return -EINVAL;
if (wrq->flags & IW_POWER_TIMEOUT)
timeout = wrq->value / 1000;
}
err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, ps, timeout);
if (err)
return err;
wdev->wext.ps = ps;
wdev->wext.ps_timeout = timeout;
return 0;
}
EXPORT_SYMBOL_GPL(cfg80211_wext_siwpower);
int cfg80211_wext_giwpower(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *wrq, char *extra)
{
struct wireless_dev *wdev = dev->ieee80211_ptr;
wrq->disabled = !wdev->wext.ps;
return 0;
}
EXPORT_SYMBOL_GPL(cfg80211_wext_giwpower);