Commit 50b12f59 authored by Helmut Schaa's avatar Helmut Schaa Committed by John W. Linville

cfg80211: Add new BSS attribute ht_opmode

Add a new BSS attribute to allow hostapd to set the current HT opmode.
Otherwise drivers won't be able to set up protection for HT rates in
AP mode.

Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarHelmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 7659a193
......@@ -849,6 +849,8 @@ enum nl80211_commands {
* flag isn't set, the frame will be rejected. This is also used as an
* nl80211 capability flag.
*
* @NL80211_ATTR_BSS_HTOPMODE: HT operation mode (u16)
*
* @NL80211_ATTR_MAX: highest attribute number currently defined
* @__NL80211_ATTR_AFTER_LAST: internal use
*/
......@@ -1025,6 +1027,8 @@ enum nl80211_attrs {
NL80211_ATTR_OFFCHANNEL_TX_OK,
NL80211_ATTR_BSS_HT_OPMODE,
/* add attributes here, update the policy in nl80211.c */
__NL80211_ATTR_AFTER_LAST,
......
......@@ -605,6 +605,8 @@ struct mpath_info {
* (or NULL for no change)
* @basic_rates_len: number of basic rates
* @ap_isolate: do not forward packets between connected stations
* @ht_opmode: HT Operation mode
* (u16 = opmode, -1 = do not change)
*/
struct bss_parameters {
int use_cts_prot;
......@@ -613,6 +615,7 @@ struct bss_parameters {
u8 *basic_rates;
u8 basic_rates_len;
int ap_isolate;
int ht_opmode;
};
/*
......
......@@ -121,6 +121,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_BSS_SHORT_SLOT_TIME] = { .type = NLA_U8 },
[NL80211_ATTR_BSS_BASIC_RATES] = { .type = NLA_BINARY,
.len = NL80211_MAX_SUPP_RATES },
[NL80211_ATTR_BSS_HT_OPMODE] = { .type = NLA_U16 },
[NL80211_ATTR_MESH_PARAMS] = { .type = NLA_NESTED },
......@@ -2462,6 +2463,7 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
params.use_short_preamble = -1;
params.use_short_slot_time = -1;
params.ap_isolate = -1;
params.ht_opmode = -1;
if (info->attrs[NL80211_ATTR_BSS_CTS_PROT])
params.use_cts_prot =
......@@ -2480,6 +2482,9 @@ static int nl80211_set_bss(struct sk_buff *skb, struct genl_info *info)
}
if (info->attrs[NL80211_ATTR_AP_ISOLATE])
params.ap_isolate = !!nla_get_u8(info->attrs[NL80211_ATTR_AP_ISOLATE]);
if (info->attrs[NL80211_ATTR_BSS_HT_OPMODE])
params.ht_opmode =
nla_get_u16(info->attrs[NL80211_ATTR_BSS_HT_OPMODE]);
if (!rdev->ops->change_bss)
return -EOPNOTSUPP;
......
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