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mac80211: power management wext hooks 

This patch implements the power management routines wireless extensions
for mac80211.
For now we only support switching PS mode between on and off.

Signed-off-by: Samuel Ortiz <sameo@openedhand.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Samuel Ortiz 2008-07-04 10:49:31 +02:00 committed by John W. Linville
parent 79d16385c7
commit 49292d5635
2 changed files with 43 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
include/net/mac80211.h
View File

@ -407,11 +407,13 @@ struct ieee80211_rx_status {
* @IEEE80211_CONF_SHORT_SLOT_TIME: use 802.11g short slot time
* @IEEE80211_CONF_RADIOTAP: add radiotap header at receive time (if supported)
* @IEEE80211_CONF_SUPPORT_HT_MODE: use 802.11n HT capabilities (if supported)
* @IEEE80211_CONF_PS: Enable 802.11 power save mode
*/
enum ieee80211_conf_flags {
IEEE80211_CONF_SHORT_SLOT_TIME = (1<<0),
IEEE80211_CONF_RADIOTAP = (1<<1),
IEEE80211_CONF_SUPPORT_HT_MODE = (1<<2),
IEEE80211_CONF_PS = (1<<3),
};
/**

43
net/mac80211/wext.c
View File

@ -1009,6 +1009,45 @@ static int ieee80211_ioctl_giwencode(struct net_device *dev,
return 0;
}
static int ieee80211_ioctl_siwpower(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *wrq,
char *extra)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_conf *conf = &local->hw.conf;
if (wrq->disabled) {
conf->flags &= ~IEEE80211_CONF_PS;
return ieee80211_hw_config(local);
}
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 */
conf->flags |= IEEE80211_CONF_PS;
break;
default: /* Otherwise we don't support it */
return -EINVAL;
}
return ieee80211_hw_config(local);
}
static int ieee80211_ioctl_giwpower(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *wrqu,
char *extra)
{
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_conf *conf = &local->hw.conf;
wrqu->power.disabled = !(conf->flags & IEEE80211_CONF_PS);
return 0;
}
static int ieee80211_ioctl_siwauth(struct net_device *dev,
struct iw_request_info *info,
struct iw_param *data, char *extra)
@ -1211,8 +1250,8 @@ static const iw_handler ieee80211_handler[] =
(iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */
(iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */
(iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */
(iw_handler) NULL, /* SIOCSIWPOWER */
(iw_handler) NULL, /* SIOCGIWPOWER */
(iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */
(iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) NULL, /* -- hole -- */
(iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */