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nl80211/cfg80211: add STA WME parameters

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Add new NL80211_ATTR_STA_WME nested attribute that contains
wme params needed by the low-level driver (uapsd_queues and
max_sp).

Add these params to the station_parameters struct as well.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Eliad Peller
2011-08-23 14:37:46 +03:00
committed by John W. Linville
parent a21fa87e3a
commit c75786c9ef
3 changed files with 52 additions and 0 deletions
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27
net/wireless/nl80211.c
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@@ -2545,6 +2545,12 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info)
return err;
}
static struct nla_policy
nl80211_sta_wme_policy[NL80211_STA_WME_MAX + 1] __read_mostly = {
[NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 },
[NL80211_STA_WME_MAX_SP] = { .type = NLA_U8 },
};
static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
@@ -2590,6 +2596,27 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info)
if (parse_station_flags(info, &params))
return -EINVAL;
/* parse WME attributes if sta is WME capable */
if ((params.sta_flags_set & NL80211_STA_FLAG_WME) &&
info->attrs[NL80211_ATTR_STA_WME]) {
struct nlattr *tb[NL80211_STA_WME_MAX + 1];
struct nlattr *nla;
nla = info->attrs[NL80211_ATTR_STA_WME];
err = nla_parse_nested(tb, NL80211_STA_WME_MAX, nla,
nl80211_sta_wme_policy);
if (err)
return err;
if (tb[NL80211_STA_WME_UAPSD_QUEUES])
params.uapsd_queues =
nla_get_u8(tb[NL80211_STA_WME_UAPSD_QUEUES]);
if (tb[NL80211_STA_WME_MAX_SP])
params.max_sp =
nla_get_u8(tb[NL80211_STA_WME_MAX_SP]);
}
if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP &&
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN &&
dev->ieee80211_ptr->iftype != NL80211_IFTYPE_MESH_POINT &&