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openwrt-xburst/package/mac80211/patches/310-ibss_ht.patch
nbd 3da2482a77 mac80211: add the work-in-progress IBSS HT patch, with some minor fixes 
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27277 3c298f89-4303-0410-b956-a3cf2f4a3e73
2011-06-24 19:53:22 +00:00

638 lines
20 KiB
Diff
Raw Blame History

--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1038,6 +1038,7 @@ struct cfg80211_ibss_params {
u8 *ssid;
u8 *bssid;
struct ieee80211_channel *channel;
+ enum nl80211_channel_type channel_type;
u8 *ie;
u8 ssid_len, ie_len;
u16 beacon_interval;
@@ -2539,6 +2540,12 @@ struct cfg80211_bss *cfg80211_get_bss(st
const u8 *bssid,
const u8 *ssid, size_t ssid_len,
u16 capa_mask, u16 capa_val);
+struct cfg80211_bss *cfg80211_get_bss_ht(struct wiphy *wiphy,
+ struct ieee80211_channel *channel,
+ const u8 *bssid,
+ const u8 *ssid, size_t ssid_len,
+ u16 capa_mask, u16 capa_val,
+ enum nl80211_channel_type channel_type);
static inline struct cfg80211_bss *
cfg80211_get_ibss(struct wiphy *wiphy,
struct ieee80211_channel *channel,
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -439,6 +439,7 @@ struct ieee80211_if_ibss {
u8 ssid_len, ie_len;
u8 *ie;
struct ieee80211_channel *channel;
+ enum nl80211_channel_type channel_type;
unsigned long ibss_join_req;
/* probe response/beacon for IBSS */
@@ -1121,6 +1122,7 @@ void ieee80211_ibss_notify_scan_complete
void ieee80211_ibss_setup_sdata(struct ieee80211_sub_if_data *sdata);
struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
u8 *bssid, u8 *addr, u32 supp_rates,
+ struct ieee80211_ht_cap *ht_cap,
gfp_t gfp);
int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
struct cfg80211_ibss_params *params);
@@ -1373,6 +1375,12 @@ void ieee80211_recalc_smps(struct ieee80
size_t ieee80211_ie_split(const u8 *ies, size_t ielen,
const u8 *ids, int n_ids, size_t offset);
size_t ieee80211_ie_split_vendor(const u8 *ies, size_t ielen, size_t offset);
+u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_supported_band *sband,
+ u16 cap);
+u8 *ieee80211_ie_build_ht_info(u8 *pos,
+ struct ieee80211_sta_ht_cap *ht_cap,
+ struct ieee80211_channel *channel,
+ enum nl80211_channel_type channel_type);
/* internal work items */
void ieee80211_work_init(struct ieee80211_local *local);
@@ -1401,6 +1409,8 @@ ieee80211_get_channel_mode(struct ieee80
bool ieee80211_set_channel_type(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata,
enum nl80211_channel_type chantype);
+enum nl80211_channel_type ieee80211_ht_info_to_channel_type(
+ struct ieee80211_ht_info *ht_info);
#ifdef CONFIG_MAC80211_NOINLINE
#define debug_noinline noinline
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1007,23 +1007,8 @@ int ieee80211_build_preq_ies(struct ieee
offset = noffset;
}
- if (sband->ht_cap.ht_supported) {
- u16 cap = sband->ht_cap.cap;
- __le16 tmp;
-
- *pos++ = WLAN_EID_HT_CAPABILITY;
- *pos++ = sizeof(struct ieee80211_ht_cap);
- memset(pos, 0, sizeof(struct ieee80211_ht_cap));
- tmp = cpu_to_le16(cap);
- memcpy(pos, &tmp, sizeof(u16));
- pos += sizeof(u16);
- *pos++ = sband->ht_cap.ampdu_factor |
- (sband->ht_cap.ampdu_density <<
- IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT);
- memcpy(pos, &sband->ht_cap.mcs, sizeof(sband->ht_cap.mcs));
- pos += sizeof(sband->ht_cap.mcs);
- pos += 2 + 4 + 1; /* ext info, BF cap, antsel */
- }
+ if (sband->ht_cap.ht_supported)
+ pos = ieee80211_ie_build_ht_cap(pos, sband, sband->ht_cap.cap);
/*
* If adding more here, adjust code in main.c
@@ -1464,3 +1449,100 @@ size_t ieee80211_ie_split_vendor(const u
return pos;
}
+
+u8 *ieee80211_ie_build_ht_cap(u8 *pos, struct ieee80211_supported_band *sband,
+ u16 cap)
+{
+ __le16 tmp;
+
+ *pos++ = WLAN_EID_HT_CAPABILITY;
+ *pos++ = sizeof(struct ieee80211_ht_cap);
+ memset(pos, 0, sizeof(struct ieee80211_ht_cap));
+
+ /* capability flags */
+ tmp = cpu_to_le16(cap);
+ memcpy(pos, &tmp, sizeof(u16));
+ pos += sizeof(u16);
+
+ /* AMPDU parameters */
+ *pos++ = sband->ht_cap.ampdu_factor |
+ (sband->ht_cap.ampdu_density <<
+ IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT);
+
+ /* MCS set */
+ memcpy(pos, &sband->ht_cap.mcs, sizeof(sband->ht_cap.mcs));
+ pos += sizeof(sband->ht_cap.mcs);
+
+ /* extended capabilities */
+ pos += sizeof(__le16);
+
+ /* BF capabilities */
+ pos += sizeof(__le32);
+
+ /* antenna selection */
+ pos += sizeof(u8);
+
+ return pos;
+}
+
+u8 *ieee80211_ie_build_ht_info(u8 *pos,
+ struct ieee80211_sta_ht_cap *ht_cap,
+ struct ieee80211_channel *channel,
+ enum nl80211_channel_type channel_type)
+{
+ struct ieee80211_ht_info *ht_info;
+ /* Build HT Information */
+ *pos++ = WLAN_EID_HT_INFORMATION;
+ *pos++ = sizeof(struct ieee80211_ht_info);
+ ht_info = (struct ieee80211_ht_info *)pos;
+ ht_info->control_chan =
+ ieee80211_frequency_to_channel(channel->center_freq);
+ switch (channel_type) {
+ case NL80211_CHAN_HT40MINUS:
+ ht_info->ht_param = IEEE80211_HT_PARAM_CHA_SEC_BELOW;
+ break;
+ case NL80211_CHAN_HT40PLUS:
+ ht_info->ht_param = IEEE80211_HT_PARAM_CHA_SEC_ABOVE;
+ break;
+ case NL80211_CHAN_HT20:
+ default:
+ ht_info->ht_param = IEEE80211_HT_PARAM_CHA_SEC_NONE;
+ break;
+ }
+ if (ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
+ ht_info->ht_param |= IEEE80211_HT_PARAM_CHAN_WIDTH_ANY;
+ ht_info->operation_mode = 0x0000;
+ ht_info->stbc_param = 0x0000;
+
+ /* It seems that Basic MCS set and Supported MCS set
+ are identical for the first 10 bytes */
+ memset(&ht_info->basic_set, 0, 16);
+ memcpy(&ht_info->basic_set, &ht_cap->mcs, 10);
+
+ return pos + sizeof(struct ieee80211_ht_info);
+}
+
+enum nl80211_channel_type ieee80211_ht_info_to_channel_type(
+ struct ieee80211_ht_info *ht_info)
+{
+ enum nl80211_channel_type channel_type;
+
+ if (!ht_info)
+ return NL80211_CHAN_NO_HT;
+
+ switch (ht_info->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET) {
+ case IEEE80211_HT_PARAM_CHA_SEC_NONE:
+ channel_type = NL80211_CHAN_HT20;
+ break;
+ case IEEE80211_HT_PARAM_CHA_SEC_ABOVE:
+ channel_type = NL80211_CHAN_HT40PLUS;
+ break;
+ case IEEE80211_HT_PARAM_CHA_SEC_BELOW:
+ channel_type = NL80211_CHAN_HT40MINUS;
+ break;
+ default:
+ channel_type = NL80211_CHAN_NO_HT;
+ }
+
+ return channel_type;
+}
--- a/net/mac80211/work.c
+++ b/net/mac80211/work.c
@@ -117,7 +117,6 @@ static void ieee80211_add_ht_ie(struct s
u8 *pos;
u32 flags = channel->flags;
u16 cap = sband->ht_cap.cap;
- __le16 tmp;
if (!sband->ht_cap.ht_supported)
return;
@@ -168,34 +167,8 @@ static void ieee80211_add_ht_ie(struct s
}
/* reserve and fill IE */
-
pos = skb_put(skb, sizeof(struct ieee80211_ht_cap) + 2);
- *pos++ = WLAN_EID_HT_CAPABILITY;
- *pos++ = sizeof(struct ieee80211_ht_cap);
- memset(pos, 0, sizeof(struct ieee80211_ht_cap));
-
- /* capability flags */
- tmp = cpu_to_le16(cap);
- memcpy(pos, &tmp, sizeof(u16));
- pos += sizeof(u16);
-
- /* AMPDU parameters */
- *pos++ = sband->ht_cap.ampdu_factor |
- (sband->ht_cap.ampdu_density <<
- IEEE80211_HT_AMPDU_PARM_DENSITY_SHIFT);
-
- /* MCS set */
- memcpy(pos, &sband->ht_cap.mcs, sizeof(sband->ht_cap.mcs));
- pos += sizeof(sband->ht_cap.mcs);
-
- /* extended capabilities */
- pos += sizeof(__le16);
-
- /* BF capabilities */
- pos += sizeof(__le32);
-
- /* antenna selection */
- pos += sizeof(u8);
+ ieee80211_ie_build_ht_cap(pos, sband, cap);
}
static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata,
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -365,6 +365,18 @@ struct cfg80211_bss *cfg80211_get_bss(st
const u8 *ssid, size_t ssid_len,
u16 capa_mask, u16 capa_val)
{
+ return cfg80211_get_bss_ht(wiphy, channel, bssid, ssid, ssid_len,
+ capa_mask, capa_val, NL80211_CHAN_NO_HT);
+}
+EXPORT_SYMBOL(cfg80211_get_bss);
+
+struct cfg80211_bss *cfg80211_get_bss_ht(struct wiphy *wiphy,
+ struct ieee80211_channel *channel,
+ const u8 *bssid,
+ const u8 *ssid, size_t ssid_len,
+ u16 capa_mask, u16 capa_val,
+ enum nl80211_channel_type channel_type)
+{
struct cfg80211_registered_device *dev = wiphy_to_dev(wiphy);
struct cfg80211_internal_bss *bss, *res = NULL;
unsigned long now = jiffies;
@@ -374,8 +386,27 @@ struct cfg80211_bss *cfg80211_get_bss(st
list_for_each_entry(bss, &dev->bss_list, list) {
if ((bss->pub.capability & capa_mask) != capa_val)
continue;
- if (channel && bss->pub.channel != channel)
- continue;
+ if (channel) {
+ if (bss->pub.channel != channel)
+ continue;
+ if (channel_type == NL80211_CHAN_HT40MINUS ||
+ channel_type == NL80211_CHAN_HT40PLUS) {
+ struct ieee80211_ht_info *ht_info;
+ ht_info = (struct ieee80211_ht_info *)
+ ieee80211_bss_get_ie(&bss->pub,
+ WLAN_EID_HT_INFORMATION);
+ if (!ht_info)
+ continue;
+ if (channel_type == NL80211_CHAN_HT40MINUS &&
+ !(ht_info->ht_param &
+ IEEE80211_HT_PARAM_CHA_SEC_BELOW))
+ continue;
+ if (channel_type == NL80211_CHAN_HT40PLUS &&
+ !(ht_info->ht_param &
+ IEEE80211_HT_PARAM_CHA_SEC_ABOVE))
+ continue;
+ }
+ }
/* Don't get expired BSS structs */
if (time_after(now, bss->ts + IEEE80211_SCAN_RESULT_EXPIRE) &&
!atomic_read(&bss->hold))
@@ -392,7 +423,7 @@ struct cfg80211_bss *cfg80211_get_bss(st
return NULL;
return &res->pub;
}
-EXPORT_SYMBOL(cfg80211_get_bss);
+EXPORT_SYMBOL(cfg80211_get_bss_ht);
struct cfg80211_bss *cfg80211_get_mesh(struct wiphy *wiphy,
struct ieee80211_channel *channel,
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4282,13 +4282,42 @@ static int nl80211_join_ibss(struct sk_b
ibss.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]);
}
- ibss.channel = ieee80211_get_channel(wiphy,
- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]));
+ if (info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
+ enum nl80211_channel_type channel_type;
+
+ channel_type = nla_get_u32(
+ info->attrs[NL80211_ATTR_WIPHY_CHANNEL_TYPE]);
+ if (channel_type != NL80211_CHAN_NO_HT &&
+ channel_type != NL80211_CHAN_HT20 &&
+ channel_type != NL80211_CHAN_HT40PLUS &&
+ channel_type != NL80211_CHAN_HT40MINUS)
+ return -EINVAL;
+ ibss.channel_type = channel_type;
+ } else {
+ ibss.channel_type = NL80211_CHAN_NO_HT;
+ }
+
+ ibss.channel = rdev_freq_to_chan(rdev,
+ nla_get_u32(info->attrs[NL80211_ATTR_WIPHY_FREQ]),
+ ibss.channel_type);
+
if (!ibss.channel ||
+ ibss.channel->flags & IEEE80211_CHAN_PASSIVE_SCAN ||
ibss.channel->flags & IEEE80211_CHAN_NO_IBSS ||
ibss.channel->flags & IEEE80211_CHAN_DISABLED)
return -EINVAL;
+#if 0
+ if ((ibss.channel_type == NL80211_CHAN_HT40PLUS ||
+ ibss.channel_type == NL80211_CHAN_HT40MINUS) &&
+ !can_beacon_sec_chan(&rdev->wiphy, ibss.chan, ibss.channel_type)) {
+ printk(KERN_DEBUG
+ "cfg80211: Secondary channel not "
+ "allowed to initiate communication\n");
+ return -EINVAL;
+ }
+#endif
+
ibss.channel_fixed = !!info->attrs[NL80211_ATTR_FREQ_FIXED];
ibss.privacy = !!info->attrs[NL80211_ATTR_PRIVACY];
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -178,6 +178,8 @@ static void ieee80211_send_addba_resp(st
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
else if (sdata->vif.type == NL80211_IFTYPE_WDS)
memcpy(mgmt->bssid, da, ETH_ALEN);
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -84,6 +84,8 @@ static void ieee80211_send_addba_request
memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
@@ -400,7 +402,8 @@ int ieee80211_start_tx_ba_session(struct
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
sdata->vif.type != NL80211_IFTYPE_AP &&
- sdata->vif.type != NL80211_IFTYPE_WDS)
+ sdata->vif.type != NL80211_IFTYPE_WDS &&
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
return -EINVAL;
if (test_sta_flags(sta, WLAN_STA_BLOCK_BA)) {
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -203,6 +203,8 @@ void ieee80211_send_delba(struct ieee802
memcpy(mgmt->bssid, sdata->vif.addr, ETH_ALEN);
else if (sdata->vif.type == NL80211_IFTYPE_STATION)
memcpy(mgmt->bssid, sdata->u.mgd.bssid, ETH_ALEN);
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ memcpy(mgmt->bssid, sdata->u.ibss.bssid, ETH_ALEN);
mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
IEEE80211_STYPE_ACTION);
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -64,6 +64,7 @@ static void ieee80211_rx_mgmt_auth_ibss(
static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
const u8 *bssid, const int beacon_int,
struct ieee80211_channel *chan,
+ enum nl80211_channel_type channel_type,
const u32 basic_rates,
const u16 capability, u64 tsf)
{
@@ -104,8 +105,12 @@ static void __ieee80211_sta_join_ibss(st
sdata->drop_unencrypted = capability & WLAN_CAPABILITY_PRIVACY ? 1 : 0;
+ /* entering a legacy IBSS. Use given HT configuration. */
+ if (channel_type == NL80211_CHAN_NO_HT)
+ channel_type = ifibss->channel_type;
+
local->oper_channel = chan;
- WARN_ON(!ieee80211_set_channel_type(local, sdata, NL80211_CHAN_NO_HT));
+ WARN_ON(!ieee80211_set_channel_type(local, sdata, channel_type));
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
sband = local->hw.wiphy->bands[chan->band];
@@ -171,6 +176,17 @@ static void __ieee80211_sta_join_ibss(st
memcpy(skb_put(skb, ifibss->ie_len),
ifibss->ie, ifibss->ie_len);
+ if (channel_type != NL80211_CHAN_NO_HT && sband->ht_cap.ht_supported) {
+ pos = skb_put(skb, 4 +
+ sizeof(struct ieee80211_ht_cap) +
+ sizeof(struct ieee80211_ht_info));
+ pos = ieee80211_ie_build_ht_cap(pos, sband, sband->ht_cap.cap);
+ pos = ieee80211_ie_build_ht_info(pos,
+ &sband->ht_cap,
+ chan,
+ channel_type);
+ }
+
if (local->hw.queues >= 4) {
pos = skb_put(skb, 9);
*pos++ = WLAN_EID_VENDOR_SPECIFIC;
@@ -219,6 +235,8 @@ static void ieee80211_sta_join_ibss(stru
u32 basic_rates;
int i, j;
u16 beacon_int = cbss->beacon_interval;
+ const u8 *ht_info_ie;
+ enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT;
lockdep_assert_held(&sdata->u.ibss.mtx);
@@ -242,9 +260,15 @@ static void ieee80211_sta_join_ibss(stru
}
}
+ ht_info_ie = ieee80211_bss_get_ie(cbss, WLAN_EID_HT_INFORMATION);
+ if (ht_info_ie)
+ channel_type = ieee80211_ht_info_to_channel_type(
+ (struct ieee80211_ht_info *) (ht_info_ie + 2));
+
__ieee80211_sta_join_ibss(sdata, cbss->bssid,
beacon_int,
cbss->channel,
+ channel_type,
basic_rates,
cbss->capability,
cbss->tsf);
@@ -310,11 +334,65 @@ static void ieee80211_rx_bss_info(struct
} else
sta = ieee80211_ibss_add_sta(sdata, mgmt->bssid,
mgmt->sa, supp_rates,
- GFP_ATOMIC);
+ elems->ht_cap_elem, GFP_ATOMIC);
}
- if (sta && elems->wmm_info)
- set_sta_flags(sta, WLAN_STA_WME);
+ if (sta) {
+ if (elems->wmm_info)
+ set_sta_flags(sta, WLAN_STA_WME);
+
+ if (elems->ht_info_elem) {
+ struct ieee80211_supported_band *sband =
+ local->hw.wiphy->bands[channel->band];
+ enum nl80211_channel_type channel_type;
+
+ channel_type =
+ ieee80211_ht_info_to_channel_type(
+ elems->ht_info_elem);
+ if (channel_type != local->_oper_channel_type) {
+ struct sk_buff *skb =
+ sdata->u.ibss.presp;
+ struct sk_buff *nskb;
+ u8 *ht_ie;
+
+ nskb = skb_copy(skb, GFP_ATOMIC);
+ ht_ie = (u8 *) cfg80211_find_ie(
+ WLAN_EID_HT_CAPABILITY,
+ nskb->data + 24 +
+ sizeof(mgmt->u.beacon),
+ nskb->len - 24 -
+ sizeof(mgmt->u.beacon));
+
+ if (!ht_ie)
+ ht_ie = skb_put(nskb, 4 +
+ sizeof(struct ieee80211_ht_cap) +
+ sizeof(struct ieee80211_ht_info));
+ ht_ie = ieee80211_ie_build_ht_cap(ht_ie,
+ sband,
+ sband->ht_cap.cap);
+ ht_ie = ieee80211_ie_build_ht_info(
+ ht_ie,
+ &sband->ht_cap,
+ channel,
+ channel_type);
+ sdata->u.ibss.presp = nskb;
+ kfree_skb(skb);
+
+ local->_oper_channel_type =
+ channel_type;
+ WARN_ON(!ieee80211_set_channel_type(
+ local,
+ sdata,
+ channel_type));
+ ieee80211_hw_config(local,
+ IEEE80211_CONF_CHANGE_CHANNEL);
+ }
+ ieee80211_ht_cap_ie_to_sta_ht_cap(sband,
+ elems->ht_cap_elem,
+ &sta->sta.ht_cap);
+
+ }
+ }
rcu_read_unlock();
}
@@ -404,7 +482,7 @@ static void ieee80211_rx_bss_info(struct
ieee80211_sta_join_ibss(sdata, bss);
supp_rates = ieee80211_sta_get_rates(local, elems, band);
ieee80211_ibss_add_sta(sdata, mgmt->bssid, mgmt->sa,
- supp_rates, GFP_KERNEL);
+ supp_rates, elems->ht_cap_elem, GFP_KERNEL);
}
put_bss:
@@ -417,7 +495,8 @@ static void ieee80211_rx_bss_info(struct
* must be callable in atomic context.
*/
struct sta_info *ieee80211_ibss_add_sta(struct ieee80211_sub_if_data *sdata,
- u8 *bssid,u8 *addr, u32 supp_rates,
+ u8 *bssid, u8 *addr, u32 supp_rates,
+ struct ieee80211_ht_cap *ht_cap,
gfp_t gfp)
{
struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
@@ -458,6 +537,11 @@ struct sta_info *ieee80211_ibss_add_sta(
sta->sta.supp_rates[band] = supp_rates |
ieee80211_mandatory_rates(local, band);
+ /* fill in ht rates */
+ if (ht_cap)
+ ieee80211_ht_cap_ie_to_sta_ht_cap(local->hw.wiphy->bands[band],
+ ht_cap, &sta->sta.ht_cap);
+
rate_control_rate_init(sta);
/* If it fails, maybe we raced another insertion? */
@@ -556,8 +640,8 @@ static void ieee80211_sta_create_ibss(st
sdata->drop_unencrypted = 0;
__ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int,
- ifibss->channel, ifibss->basic_rates,
- capability, 0);
+ ifibss->channel, ifibss->channel_type,
+ ifibss->basic_rates, capability, 0);
}
/*
@@ -594,10 +678,10 @@ static void ieee80211_sta_find_ibss(stru
chan = ifibss->channel;
if (!is_zero_ether_addr(ifibss->bssid))
bssid = ifibss->bssid;
- cbss = cfg80211_get_bss(local->hw.wiphy, chan, bssid,
+ cbss = cfg80211_get_bss_ht(local->hw.wiphy, chan, bssid,
ifibss->ssid, ifibss->ssid_len,
WLAN_CAPABILITY_IBSS | WLAN_CAPABILITY_PRIVACY,
- capability);
+ capability, ifibss->channel_type);
if (cbss) {
struct ieee80211_bss *bss;
@@ -896,10 +980,15 @@ int ieee80211_ibss_join(struct ieee80211
struct sk_buff *skb;
skb = dev_alloc_skb(sdata->local->hw.extra_tx_headroom +
- 36 /* bitrates */ +
- 34 /* SSID */ +
- 3 /* DS params */ +
- 4 /* IBSS params */ +
+ sizeof(struct ieee80211_hdr_3addr) +
+ 12 /* struct ieee80211_mgmt.u.beacon */ +
+ 2 + IEEE80211_MAX_SSID_LEN /* max SSID */ +
+ 2 + 8 /* max Supported Rates */ +
+ 3 /* max DS params */ +
+ 4 /* IBSS params */ +
+ 2 + (IEEE80211_MAX_SUPP_RATES - 8) +
+ 2 + sizeof(struct ieee80211_ht_cap) +
+ 2 + sizeof(struct ieee80211_ht_info) +
params->ie_len);
if (!skb)
return -ENOMEM;
@@ -920,13 +1009,14 @@ int ieee80211_ibss_join(struct ieee80211
sdata->vif.bss_conf.beacon_int = params->beacon_interval;
sdata->u.ibss.channel = params->channel;
+ sdata->u.ibss.channel_type = params->channel_type;
sdata->u.ibss.fixed_channel = params->channel_fixed;
/* fix ourselves to that channel now already */
if (params->channel_fixed) {
sdata->local->oper_channel = params->channel;
WARN_ON(!ieee80211_set_channel_type(sdata->local, sdata,
- NL80211_CHAN_NO_HT));
+ params->channel_type));
}
if (params->ie) {
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2138,7 +2138,8 @@ ieee80211_rx_h_action(struct ieee80211_r
if (sdata->vif.type != NL80211_IFTYPE_STATION &&
sdata->vif.type != NL80211_IFTYPE_AP_VLAN &&
sdata->vif.type != NL80211_IFTYPE_AP &&
- sdata->vif.type != NL80211_IFTYPE_WDS)
+ sdata->vif.type != NL80211_IFTYPE_WDS &&
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
break;
/* verify action_code is present */
@@ -2654,7 +2655,8 @@ static int prepare_for_handlers(struct i
else
rate_idx = status->rate_idx;
rx->sta = ieee80211_ibss_add_sta(sdata, bssid,
- hdr->addr2, BIT(rate_idx), GFP_ATOMIC);
+ hdr->addr2, BIT(rate_idx), NULL,
+ GFP_ATOMIC);
}
break;
case NL80211_IFTYPE_MESH_POINT:
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