Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211-next

14 files changed, 116 insertions, 96 deletions

diff --git a/drivers/net/wireless/ath/ath6kl/cfg80211.c b/drivers/net/wireless/ath/ath6kl/cfg80211.c
index 83d8c5eabbee..5516a8ccc3c6 100644
--- a/drivers/net/wireless/ath/ath6kl/cfg80211.c
+++ b/drivers/net/wireless/ath/ath6kl/cfg80211.c
@@ -1074,15 +1074,18 @@ out:
 void ath6kl_cfg80211_ch_switch_notify(struct ath6kl_vif *vif, int freq,
                                       enum wmi_phy_mode mode)
 {
-        enum nl80211_channel_type type;
+        struct cfg80211_chan_def chandef;
 
         ath6kl_dbg(ATH6KL_DBG_WLAN_CFG,
                    "channel switch notify nw_type %d freq %d mode %d\n",
                    vif->nw_type, freq, mode);
 
-        type = (mode == WMI_11G_HT20) ? NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT;
+        cfg80211_chandef_create(&chandef,
+                                ieee80211_get_channel(vif->ar->wiphy, freq),
+                                (mode == WMI_11G_HT20) ?
+                                        NL80211_CHAN_HT20 : NL80211_CHAN_NO_HT);
 
-        cfg80211_ch_switch_notify(vif->ndev, freq, type);
+        cfg80211_ch_switch_notify(vif->ndev, &chandef);
 }
 
 static int ath6kl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *ndev,
@@ -1594,8 +1597,8 @@ static int ath6kl_cfg80211_join_ibss(struct wiphy *wiphy,
         vif->ssid_len = ibss_param->ssid_len;
         memcpy(vif->ssid, ibss_param->ssid, vif->ssid_len);
 
-        if (ibss_param->channel)
-                vif->ch_hint = ibss_param->channel->center_freq;
+        if (ibss_param->chandef.chan)
+                vif->ch_hint = ibss_param->chandef.chan->center_freq;
 
         if (ibss_param->channel_fixed) {
                 /*
@@ -2878,7 +2881,7 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev,
         p.ssid_len = vif->ssid_len;
         memcpy(p.ssid, vif->ssid, vif->ssid_len);
         p.dot11_auth_mode = vif->dot11_auth_mode;
-        p.ch = cpu_to_le16(info->channel->center_freq);
+        p.ch = cpu_to_le16(info->chandef.chan->center_freq);
 
         /* Enable uAPSD support by default */
         res = ath6kl_wmi_ap_set_apsd(ar->wmi, vif->fw_vif_idx, true);
@@ -2909,8 +2912,9 @@ static int ath6kl_start_ap(struct wiphy *wiphy, struct net_device *dev,
                         return res;
         }
 
-        if (ath6kl_set_htcap(vif, info->channel->band,
-                             info->channel_type != NL80211_CHAN_NO_HT))
+        if (ath6kl_set_htcap(vif, info->chandef.chan->band,
+                             cfg80211_get_chandef_type(&info->chandef)
+                                        != NL80211_CHAN_NO_HT))
                 return -EIO;
 
         /*
@@ -3006,7 +3010,6 @@ static int ath6kl_change_station(struct wiphy *wiphy, struct net_device *dev,
 static int ath6kl_remain_on_channel(struct wiphy *wiphy,
                                     struct wireless_dev *wdev,
                                     struct ieee80211_channel *chan,
-                                    enum nl80211_channel_type channel_type,
                                     unsigned int duration,
                                     u64 *cookie)
 {
@@ -3165,10 +3168,8 @@ static bool ath6kl_is_p2p_go_ssid(const u8 *buf, size_t len)
 
 static int ath6kl_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
                           struct ieee80211_channel *chan, bool offchan,
-                          enum nl80211_channel_type channel_type,
-                          bool channel_type_valid, unsigned int wait,
-                          const u8 *buf, size_t len, bool no_cck,
-                          bool dont_wait_for_ack, u64 *cookie)
+                          unsigned int wait, const u8 *buf, size_t len,
+                          bool no_cck, bool dont_wait_for_ack, u64 *cookie)
 {
         struct ath6kl_vif *vif = ath6kl_vif_from_wdev(wdev);
         struct ath6kl *ar = ath6kl_priv(vif->ndev);
diff --git a/drivers/net/wireless/ath/ath6kl/wmi.c b/drivers/net/wireless/ath/ath6kl/wmi.c
index 55ccf9770339..998f8b0f62fd 100644
--- a/drivers/net/wireless/ath/ath6kl/wmi.c
+++ b/drivers/net/wireless/ath/ath6kl/wmi.c
@@ -474,7 +474,7 @@ static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap,
                 return -EINVAL;
         }
         id = vif->last_roc_id;
-        cfg80211_ready_on_channel(&vif->wdev, id, chan, NL80211_CHAN_NO_HT,
+        cfg80211_ready_on_channel(&vif->wdev, id, chan,
                                   dur, GFP_ATOMIC);
 
         return 0;
@@ -513,8 +513,7 @@ static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi,
         else
                 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */
         vif->last_cancel_roc_id = 0;
-        cfg80211_remain_on_channel_expired(&vif->wdev, id, chan,
-                                           NL80211_CHAN_NO_HT, GFP_ATOMIC);
+        cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC);
 
         return 0;
 }
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index 769c134c6618..2044fdb55558 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -1013,8 +1013,8 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
         else
                 WL_CONN("No BSSID specified\n");
 
-        if (params->channel)
-                WL_CONN("channel: %d\n", params->channel->center_freq);
+        if (params->chandef.chan)
+                WL_CONN("channel: %d\n", params->chandef.chan->center_freq);
         else
                 WL_CONN("no channel specified\n");
 
@@ -1087,12 +1087,12 @@ brcmf_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
         }
 
         /* Channel */
-        if (params->channel) {
+        if (params->chandef.chan) {
                 u32 target_channel;
 
                 cfg->channel =
                         ieee80211_frequency_to_channel(
-                                params->channel->center_freq);
+                                params->chandef.chan->center_freq);
                 if (params->channel_fixed) {
                         /* adding chanspec */
                         brcmf_ch_to_chanspec(cfg->channel,
@@ -3506,7 +3506,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
         s32 bssidx = 0;
 
         WL_TRACE("channel_type=%d, beacon_interval=%d, dtim_period=%d,\n",
-                 settings->channel_type, settings->beacon_interval,
+                 cfg80211_get_chandef_type(&settings->chandef),
+                 settings->beacon_interval,
                  settings->dtim_period);
         WL_TRACE("ssid=%s(%zu), auth_type=%d, inactivity_timeout=%d\n",
                  settings->ssid, settings->ssid_len, settings->auth_type,
diff --git a/drivers/net/wireless/iwlwifi/dvm/dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h
index 8141f91c3725..29c571a56251 100644
--- a/drivers/net/wireless/iwlwifi/dvm/dev.h
+++ b/drivers/net/wireless/iwlwifi/dvm/dev.h
@@ -789,7 +789,6 @@ struct iwl_priv {
         /* remain-on-channel offload support */
         struct ieee80211_channel *hw_roc_channel;
         struct delayed_work hw_roc_disable_work;
-        enum nl80211_channel_type hw_roc_chantype;
         int hw_roc_duration;
         bool hw_roc_setup, hw_roc_start_notified;
 
diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
index 932ad357edbd..fb959b00b208 100644
--- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c
+++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c
@@ -1037,7 +1037,6 @@ done:
 static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
                                      struct ieee80211_vif *vif,
                                      struct ieee80211_channel *channel,
-                                     enum nl80211_channel_type channel_type,
                                      int duration)
 {
         struct iwl_priv *priv = IWL_MAC80211_GET_DVM(hw);
@@ -1069,7 +1068,6 @@ static int iwlagn_mac_remain_on_channel(struct ieee80211_hw *hw,
         }
 
         priv->hw_roc_channel = channel;
-        priv->hw_roc_chantype = channel_type;
         /* convert from ms to TU */
         priv->hw_roc_duration = DIV_ROUND_UP(1000 * duration, 1024);
         priv->hw_roc_start_notified = false;
diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c
index 1c10b542ab23..ec36868f6fc5 100644
--- a/drivers/net/wireless/libertas/cfg.c
+++ b/drivers/net/wireless/libertas/cfg.c
@@ -436,19 +436,19 @@ static int lbs_add_wpa_tlv(u8 *tlv, const u8 *ie, u8 ie_len)
  */
 
 static int lbs_cfg_set_monitor_channel(struct wiphy *wiphy,
-                                       struct ieee80211_channel *channel,
-                                       enum nl80211_channel_type channel_type)
+                                       struct cfg80211_chan_def *chandef)
 {
         struct lbs_private *priv = wiphy_priv(wiphy);
         int ret = -ENOTSUPP;
 
         lbs_deb_enter_args(LBS_DEB_CFG80211, "freq %d, type %d",
-                           channel->center_freq, channel_type);
+                           chandef->chan->center_freq,
+                           cfg80211_get_chandef_type(chandef));
 
-        if (channel_type != NL80211_CHAN_NO_HT)
+        if (cfg80211_get_chandef_type(chandef) != NL80211_CHAN_NO_HT)
                 goto out;
 
-        ret = lbs_set_channel(priv, channel->hw_value);
+        ret = lbs_set_channel(priv, chandef->chan->hw_value);
 
  out:
         lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret);
@@ -1734,7 +1734,7 @@ static void lbs_join_post(struct lbs_private *priv,
         /* Fake DS channel IE */
         *fake++ = WLAN_EID_DS_PARAMS;
         *fake++ = 1;
-        *fake++ = params->channel->hw_value;
+        *fake++ = params->chandef.chan->hw_value;
         /* Fake IBSS params IE */
         *fake++ = WLAN_EID_IBSS_PARAMS;
         *fake++ = 2;
@@ -1755,7 +1755,7 @@ static void lbs_join_post(struct lbs_private *priv,
         lbs_deb_hex(LBS_DEB_CFG80211, "IE", fake_ie, fake - fake_ie);
 
         bss = cfg80211_inform_bss(priv->wdev->wiphy,
-                                  params->channel,
+                                  params->chandef.chan,
                                   bssid,
                                   0,
                                   capability,
@@ -1833,7 +1833,7 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
         cmd.bss.beaconperiod = cpu_to_le16(params->beacon_interval);
         cmd.bss.ds.header.id = WLAN_EID_DS_PARAMS;
         cmd.bss.ds.header.len = 1;
-        cmd.bss.ds.channel = params->channel->hw_value;
+        cmd.bss.ds.channel = params->chandef.chan->hw_value;
         cmd.bss.ibss.header.id = WLAN_EID_IBSS_PARAMS;
         cmd.bss.ibss.header.len = 2;
         cmd.bss.ibss.atimwindow = 0;
@@ -1942,7 +1942,7 @@ static int lbs_ibss_start_new(struct lbs_private *priv,
         cmd.ibss.atimwindow = 0;
         cmd.ds.header.id = WLAN_EID_DS_PARAMS;
         cmd.ds.header.len = 1;
-        cmd.ds.channel = params->channel->hw_value;
+        cmd.ds.channel = params->chandef.chan->hw_value;
         /* Only v8 and below support setting probe delay */
         if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8)
                 cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME);
@@ -1987,18 +1987,18 @@ static int lbs_join_ibss(struct wiphy *wiphy, struct net_device *dev,
 
         lbs_deb_enter(LBS_DEB_CFG80211);
 
-        if (!params->channel) {
+        if (!params->chandef.chan) {
                 ret = -ENOTSUPP;
                 goto out;
         }
 
-        ret = lbs_set_channel(priv, params->channel->hw_value);
+        ret = lbs_set_channel(priv, params->chandef.chan->hw_value);
         if (ret)
                 goto out;
 
         /* Search if someone is beaconing. This assumes that the
          * bss list is populated already */
-        bss = cfg80211_get_bss(wiphy, params->channel, params->bssid,
+        bss = cfg80211_get_bss(wiphy, params->chandef.chan, params->bssid,
                 params->ssid, params->ssid_len,
                 WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS);
 
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 3baa51f1bb83..2aa8a1aa1184 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -681,7 +681,7 @@ static void mac80211_hwsim_tx_iter(void *_data, u8 *addr,
                 return;
 
         if (!hwsim_chans_compat(data->channel,
-                                rcu_dereference(vif->chanctx_conf)->channel))
+                                rcu_dereference(vif->chanctx_conf)->def.chan))
                 return;
 
         data->receive = true;
@@ -832,7 +832,7 @@ static void mac80211_hwsim_tx(struct ieee80211_hw *hw,
         } else {
                 chanctx_conf = rcu_dereference(txi->control.vif->chanctx_conf);
                 if (chanctx_conf)
-                        channel = chanctx_conf->channel;
+                        channel = chanctx_conf->def.chan;
                 else
                         channel = NULL;
         }
@@ -977,7 +977,7 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
                 return;
 
         mac80211_hwsim_tx_frame(hw, skb,
-                                rcu_dereference(vif->chanctx_conf)->channel);
+                                rcu_dereference(vif->chanctx_conf)->def.chan);
 }
 
 
@@ -1107,9 +1107,8 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw,
         }
 
         if (changed & BSS_CHANGED_HT) {
-                wiphy_debug(hw->wiphy, "  HT: op_mode=0x%x, chantype=%s\n",
-                            info->ht_operation_mode,
-                            hwsim_chantypes[info->channel_type]);
+                wiphy_debug(hw->wiphy, "  HT: op_mode=0x%x\n",
+                            info->ht_operation_mode);
         }
 
         if (changed & BSS_CHANGED_BASIC_RATES) {
@@ -1368,7 +1367,6 @@ static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw,
                                   struct cfg80211_scan_request *req)
 {
         struct mac80211_hwsim_data *hwsim = hw->priv;
-        int i;
 
         mutex_lock(&hwsim->mutex);
         if (WARN_ON(hwsim->tmp_chan || hwsim->hw_scan_request)) {
@@ -1381,11 +1379,6 @@ static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw,
         mutex_unlock(&hwsim->mutex);
 
         wiphy_debug(hw->wiphy, "hwsim hw_scan request\n");
-        for (i = 0; i < req->n_channels; i++)
-                printk(KERN_DEBUG "hwsim hw_scan freq %d\n",
-                        req->channels[i]->center_freq);
-        print_hex_dump(KERN_DEBUG, "scan IEs: ", DUMP_PREFIX_OFFSET,
-                        16, 1, req->ie, req->ie_len, 1);
 
         ieee80211_queue_delayed_work(hwsim->hw, &hwsim->hw_scan, 0);
 
@@ -1455,7 +1448,6 @@ static void hw_roc_done(struct work_struct *work)
 static int mac80211_hwsim_roc(struct ieee80211_hw *hw,
                               struct ieee80211_vif *vif,
                               struct ieee80211_channel *chan,
-                              enum nl80211_channel_type channel_type,
                               int duration)
 {
         struct mac80211_hwsim_data *hwsim = hw->priv;
@@ -1498,16 +1490,20 @@ static int mac80211_hwsim_add_chanctx(struct ieee80211_hw *hw,
                                       struct ieee80211_chanctx_conf *ctx)
 {
         hwsim_set_chanctx_magic(ctx);
-        wiphy_debug(hw->wiphy, "add channel context %d MHz/%d\n",
-                    ctx->channel->center_freq, ctx->channel_type);
+        wiphy_debug(hw->wiphy,
+                    "add channel context control: %d MHz/width: %d/cfreqs:%d/%d MHz\n",
+                    ctx->def.chan->center_freq, ctx->def.width,
+                    ctx->def.center_freq1, ctx->def.center_freq2);
         return 0;
 }
 
 static void mac80211_hwsim_remove_chanctx(struct ieee80211_hw *hw,
                                           struct ieee80211_chanctx_conf *ctx)
 {
-        wiphy_debug(hw->wiphy, "remove channel context %d MHz/%d\n",
-                    ctx->channel->center_freq, ctx->channel_type);
+        wiphy_debug(hw->wiphy,
+                    "remove channel context control: %d MHz/width: %d/cfreqs:%d/%d MHz\n",
+                    ctx->def.chan->center_freq, ctx->def.width,
+                    ctx->def.center_freq1, ctx->def.center_freq2);
         hwsim_check_chanctx_magic(ctx);
         hwsim_clear_chanctx_magic(ctx);
 }
@@ -1517,8 +1513,10 @@ static void mac80211_hwsim_change_chanctx(struct ieee80211_hw *hw,
                                           u32 changed)
 {
         hwsim_check_chanctx_magic(ctx);
-        wiphy_debug(hw->wiphy, "change channel context %#x (%d MHz/%d)\n",
-                    changed, ctx->channel->center_freq, ctx->channel_type);
+        wiphy_debug(hw->wiphy,
+                    "change channel context control: %d MHz/width: %d/cfreqs:%d/%d MHz\n",
+                    ctx->def.chan->center_freq, ctx->def.width,
+                    ctx->def.center_freq1, ctx->def.center_freq2);
 }
 
 static int mac80211_hwsim_assign_vif_chanctx(struct ieee80211_hw *hw,
@@ -1640,7 +1638,7 @@ static void hwsim_send_ps_poll(void *dat, u8 *mac, struct ieee80211_vif *vif)
 
         rcu_read_lock();
         mac80211_hwsim_tx_frame(data->hw, skb,
-                                rcu_dereference(vif->chanctx_conf)->channel);
+                                rcu_dereference(vif->chanctx_conf)->def.chan);
         rcu_read_unlock();
 }
 
@@ -1672,7 +1670,7 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac,
 
         rcu_read_lock();
         mac80211_hwsim_tx_frame(data->hw, skb,
-                                rcu_dereference(vif->chanctx_conf)->channel);
+                                rcu_dereference(vif->chanctx_conf)->def.chan);
         rcu_read_unlock();
 }
 
@@ -2204,6 +2202,34 @@ static int __init init_mac80211_hwsim(void)
                         sband->ht_cap.mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
 
                         hw->wiphy->bands[band] = sband;
+
+                        if (channels == 1)
+                                continue;
+
+                        sband->vht_cap.vht_supported = true;
+                        sband->vht_cap.cap =
+                                IEEE80211_VHT_CAP_MAX_MPDU_LENGTH_11454 |
+                                IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ |
+                                IEEE80211_VHT_CAP_RXLDPC |
+                                IEEE80211_VHT_CAP_SHORT_GI_80 |
+                                IEEE80211_VHT_CAP_SHORT_GI_160 |
+                                IEEE80211_VHT_CAP_TXSTBC |
+                                IEEE80211_VHT_CAP_RXSTBC_1 |
+                                IEEE80211_VHT_CAP_RXSTBC_2 |
+                                IEEE80211_VHT_CAP_RXSTBC_3 |
+                                IEEE80211_VHT_CAP_RXSTBC_4 |
+                                IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT;
+                        sband->vht_cap.vht_mcs.rx_mcs_map =
+                                cpu_to_le16(IEEE80211_VHT_MCS_SUPPORT_0_8 << 0 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_8 << 2 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_9 << 4 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_8 << 6 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_8 << 8 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_9 << 10 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_9 << 12 |
+                                            IEEE80211_VHT_MCS_SUPPORT_0_8 << 14);
+                        sband->vht_cap.vht_mcs.tx_mcs_map =
+                                sband->vht_cap.vht_mcs.rx_mcs_map;
                 }
                 /* By default all radios are belonging to the first group */
                 data->group = 1;
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 41be319665eb..3b1c27712ad9 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -180,10 +180,8 @@ mwifiex_form_mgmt_frame(struct sk_buff *skb, const u8 *buf, size_t len)
 static int
 mwifiex_cfg80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
                          struct ieee80211_channel *chan, bool offchan,
-                         enum nl80211_channel_type channel_type,
-                         bool channel_type_valid, unsigned int wait,
-                         const u8 *buf, size_t len, bool no_cck,
-                         bool dont_wait_for_ack, u64 *cookie)
+                         unsigned int wait, const u8 *buf, size_t len,
+                         bool no_cck, bool dont_wait_for_ack, u64 *cookie)
 {
         struct sk_buff *skb;
         u16 pkt_len;
@@ -253,7 +251,6 @@ static int
 mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
                                    struct wireless_dev *wdev,
                                    struct ieee80211_channel *chan,
-                                   enum nl80211_channel_type channel_type,
                                    unsigned int duration, u64 *cookie)
 {
         struct mwifiex_private *priv = mwifiex_netdev_get_priv(wdev->netdev);
@@ -271,15 +268,14 @@ mwifiex_cfg80211_remain_on_channel(struct wiphy *wiphy,
         }
 
         ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_SET, chan,
-                                         &channel_type, duration);
+                                         duration);
 
         if (!ret) {
                 *cookie = random32() | 1;
                 priv->roc_cfg.cookie = *cookie;
                 priv->roc_cfg.chan = *chan;
-                priv->roc_cfg.chan_type = channel_type;
 
-                cfg80211_ready_on_channel(wdev, *cookie, chan, channel_type,
+                cfg80211_ready_on_channel(wdev, *cookie, chan,
                                           duration, GFP_ATOMIC);
 
                 wiphy_dbg(wiphy, "info: ROC, cookie = 0x%llx\n", *cookie);
@@ -302,13 +298,11 @@ mwifiex_cfg80211_cancel_remain_on_channel(struct wiphy *wiphy,
                 return -ENOENT;
 
         ret = mwifiex_remain_on_chan_cfg(priv, HostCmd_ACT_GEN_REMOVE,
-                                         &priv->roc_cfg.chan,
-                                         &priv->roc_cfg.chan_type, 0);
+                                         &priv->roc_cfg.chan, 0);
 
         if (!ret) {
                 cfg80211_remain_on_channel_expired(wdev, cookie,
                                                    &priv->roc_cfg.chan,
-                                                   priv->roc_cfg.chan_type,
                                                    GFP_ATOMIC);
 
                 memset(&priv->roc_cfg, 0, sizeof(struct mwifiex_roc_cfg));
@@ -1297,21 +1291,23 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy,
                 return -EINVAL;
         }
 
-        bss_cfg->channel =
-            (u8)ieee80211_frequency_to_channel(params->channel->center_freq);
+        bss_cfg->channel = ieee80211_frequency_to_channel(
+                                params->chandef.chan->center_freq);
 
         /* Set appropriate bands */
-        if (params->channel->band == IEEE80211_BAND_2GHZ) {
+        if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
                 bss_cfg->band_cfg = BAND_CONFIG_BG;
 
-                if (params->channel_type == NL80211_CHAN_NO_HT)
+                if (cfg80211_get_chandef_type(&params->chandef) ==
+                                                NL80211_CHAN_NO_HT)
                         config_bands = BAND_B | BAND_G;
                 else
                         config_bands = BAND_B | BAND_G | BAND_GN;
         } else {
                 bss_cfg->band_cfg = BAND_CONFIG_A;
 
-                if (params->channel_type == NL80211_CHAN_NO_HT)
+                if (cfg80211_get_chandef_type(&params->chandef) ==
+                                                NL80211_CHAN_NO_HT)
                         config_bands = BAND_A;
                 else
                         config_bands = BAND_AN | BAND_A;
@@ -1684,7 +1680,7 @@ static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
         int index = 0, i;
         u8 config_bands = 0;
 
-        if (params->channel->band == IEEE80211_BAND_2GHZ) {
+        if (params->chandef.chan->band == IEEE80211_BAND_2GHZ) {
                 if (!params->basic_rates) {
                         config_bands = BAND_B | BAND_G;
                 } else {
@@ -1709,10 +1705,12 @@ static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
                         }
                 }
 
-                if (params->channel_type != NL80211_CHAN_NO_HT)
+                if (cfg80211_get_chandef_type(&params->chandef) !=
+                                                NL80211_CHAN_NO_HT)
                         config_bands |= BAND_GN;
         } else {
-                if (params->channel_type == NL80211_CHAN_NO_HT)
+                if (cfg80211_get_chandef_type(&params->chandef) !=
+                                                NL80211_CHAN_NO_HT)
                         config_bands = BAND_A;
                 else
                         config_bands = BAND_AN | BAND_A;
@@ -1729,9 +1727,10 @@ static int mwifiex_set_ibss_params(struct mwifiex_private *priv,
         }
 
         adapter->sec_chan_offset =
-                mwifiex_chan_type_to_sec_chan_offset(params->channel_type);
-        priv->adhoc_channel =
-                ieee80211_frequency_to_channel(params->channel->center_freq);
+                mwifiex_chan_type_to_sec_chan_offset(
+                        cfg80211_get_chandef_type(&params->chandef));
+        priv->adhoc_channel = ieee80211_frequency_to_channel(
+                                params->chandef.chan->center_freq);
 
         wiphy_dbg(wiphy, "info: set ibss band %d, chan %d, chan offset %d\n",
                   config_bands, priv->adhoc_channel, adapter->sec_chan_offset);
@@ -1765,7 +1764,8 @@ mwifiex_cfg80211_join_ibss(struct wiphy *wiphy, struct net_device *dev,
 
         ret = mwifiex_cfg80211_assoc(priv, params->ssid_len, params->ssid,
                                      params->bssid, priv->bss_mode,
-                                     params->channel, NULL, params->privacy);
+                                     params->chandef.chan, NULL,
+                                     params->privacy);
 done:
         if (!ret) {
                 cfg80211_ibss_joined(priv->netdev, priv->cfg_bssid, GFP_KERNEL);
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index db57dd430e92..1b3cfc821940 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -371,7 +371,6 @@ struct wps {
 struct mwifiex_roc_cfg {
         u64 cookie;
         struct ieee80211_channel chan;
-        enum nl80211_channel_type chan_type;
 };
 
 struct mwifiex_adapter;
@@ -1018,7 +1017,6 @@ int mwifiex_get_ver_ext(struct mwifiex_private *priv);
 
 int mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
                                struct ieee80211_channel *chan,
-                               enum nl80211_channel_type *channel_type,
                                unsigned int duration);
 
 int mwifiex_set_bss_role(struct mwifiex_private *priv, u8 bss_role);
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index 5b0d71969ba7..41aafc7454ed 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -421,7 +421,6 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
                 cfg80211_remain_on_channel_expired(priv->wdev,
                                                    priv->roc_cfg.cookie,
                                                    &priv->roc_cfg.chan,
-                                                   priv->roc_cfg.chan_type,
                                                    GFP_ATOMIC);
 
                 memset(&priv->roc_cfg, 0x00, sizeof(struct mwifiex_roc_cfg));
diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index c8b50c70a03d..237c8d2ba9f2 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -1044,7 +1044,6 @@ mwifiex_get_ver_ext(struct mwifiex_private *priv)
 int
 mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
                            struct ieee80211_channel *chan,
-                           enum nl80211_channel_type *ct,
                            unsigned int duration)
 {
         struct host_cmd_ds_remain_on_chan roc_cfg;
@@ -1054,7 +1053,7 @@ mwifiex_remain_on_chan_cfg(struct mwifiex_private *priv, u16 action,
         roc_cfg.action = cpu_to_le16(action);
         if (action == HostCmd_ACT_GEN_SET) {
                 roc_cfg.band_cfg = chan->band;
-                sc = mwifiex_chan_type_to_sec_chan_offset(*ct);
+                sc = mwifiex_chan_type_to_sec_chan_offset(NL80211_CHAN_NO_HT);
                 roc_cfg.band_cfg |= (sc << 2);
 
                 roc_cfg.channel =
diff --git a/drivers/net/wireless/orinoco/cfg.c b/drivers/net/wireless/orinoco/cfg.c
index 7b751fba7e1f..d01edd2c50c5 100644
--- a/drivers/net/wireless/orinoco/cfg.c
+++ b/drivers/net/wireless/orinoco/cfg.c
@@ -161,24 +161,23 @@ static int orinoco_scan(struct wiphy *wiphy,
 }
 
 static int orinoco_set_monitor_channel(struct wiphy *wiphy,
-                                       struct ieee80211_channel *chan,
-                                       enum nl80211_channel_type channel_type)
+                                       struct cfg80211_chan_def *chandef)
 {
         struct orinoco_private *priv = wiphy_priv(wiphy);
         int err = 0;
         unsigned long flags;
         int channel;
 
-        if (!chan)
+        if (!chandef->chan)
                 return -EINVAL;
 
-        if (channel_type != NL80211_CHAN_NO_HT)
+        if (cfg80211_get_chandef_type(chandef) != NL80211_CHAN_NO_HT)
                 return -EINVAL;
 
-        if (chan->band != IEEE80211_BAND_2GHZ)
+        if (chandef->chan->band != IEEE80211_BAND_2GHZ)
                 return -EINVAL;
 
-        channel = ieee80211_freq_to_dsss_chan(chan->center_freq);
+        channel = ieee80211_freq_to_dsss_chan(chandef->chan->center_freq);
 
         if ((channel < 1) || (channel > NUM_CHANNELS) ||
              !(priv->channel_mask & (1 << (channel - 1))))
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 5390af36c064..abe1d039be81 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -2293,7 +2293,7 @@ static int rndis_join_ibss(struct wiphy *wiphy, struct net_device *dev,
 {
         struct rndis_wlan_private *priv = wiphy_priv(wiphy);
         struct usbnet *usbdev = priv->usbdev;
-        struct ieee80211_channel *channel = params->channel;
+        struct ieee80211_channel *channel = params->chandef.chan;
         struct ndis_80211_ssid ssid;
         enum nl80211_auth_type auth_type;
         int ret, alg, length, chan = -1;
diff --git a/drivers/net/wireless/ti/wlcore/main.c b/drivers/net/wireless/ti/wlcore/main.c
index 380cf1ff6cd1..4f1a05b92d2d 100644
--- a/drivers/net/wireless/ti/wlcore/main.c
+++ b/drivers/net/wireless/ti/wlcore/main.c
@@ -3791,7 +3791,7 @@ static void wl1271_bss_info_changed_ap(struct wl1271 *wl,
 
         /* Handle HT information change */
         if ((changed & BSS_CHANGED_HT) &&
-            (bss_conf->channel_type != NL80211_CHAN_NO_HT)) {
+            (bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT)) {
                 ret = wl1271_acx_set_ht_information(wl, wlvif,
                                         bss_conf->ht_operation_mode);
                 if (ret < 0) {
@@ -3905,7 +3905,8 @@ sta_not_found:
                         u32 rates;
                         int ieoffset;
                         wlvif->aid = bss_conf->aid;
-                        wlvif->channel_type = bss_conf->channel_type;
+                        wlvif->channel_type =
+                                cfg80211_get_chandef_type(&bss_conf->chandef);
                         wlvif->beacon_int = bss_conf->beacon_int;
                         do_join = true;
                         set_assoc = true;
@@ -4071,7 +4072,7 @@ sta_not_found:
         /* Handle new association with HT. Do this after join. */
         if (sta_exists) {
                 if ((changed & BSS_CHANGED_HT) &&
-                    (bss_conf->channel_type != NL80211_CHAN_NO_HT)) {
+                    (bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT)) {
                         ret = wl1271_acx_set_ht_capabilities(wl,
                                                              &sta_ht_cap,
                                                              true,
@@ -4098,7 +4099,7 @@ sta_not_found:
 
         /* Handle HT information change. Done after join. */
         if ((changed & BSS_CHANGED_HT) &&
-            (bss_conf->channel_type != NL80211_CHAN_NO_HT)) {
+            (bss_conf->chandef.width != NL80211_CHAN_WIDTH_20_NOHT)) {
                 ret = wl1271_acx_set_ht_information(wl, wlvif,
                                         bss_conf->ht_operation_mode);
                 if (ret < 0) {