1 files changed, 60 insertions, 45 deletions

diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index d4fdc8b7d7d..e789c6e9938 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -280,7 +280,6 @@ struct mac80211_hwsim_data {
 	struct ieee80211_rate rates[ARRAY_SIZE(hwsim_rates)];
 
 	struct ieee80211_channel *channel;
-	int radio_enabled;
 	unsigned long beacon_int; /* in jiffies unit */
 	unsigned int rx_filter;
 	int started;
@@ -291,6 +290,14 @@ struct mac80211_hwsim_data {
 	bool ps_poll_pending;
 	struct dentry *debugfs;
 	struct dentry *debugfs_ps;
+
+	/*
+	 * Only radios in the same group can communicate together (the
+	 * channel has to match too). Each bit represents a group. A
+	 * radio can be in more then one group.
+	 */
+	u64 group;
+	struct dentry *debugfs_group;
 };
 
 
@@ -410,9 +417,9 @@ static bool mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
 		if (data == data2)
 			continue;
 
-		if (!data2->started || !data2->radio_enabled ||
-		    !hwsim_ps_rx_ok(data2, skb) ||
-		    data->channel->center_freq != data2->channel->center_freq)
+		if (!data2->started || !hwsim_ps_rx_ok(data2, skb) ||
+		    data->channel->center_freq != data2->channel->center_freq ||
+		    !(data->group & data2->group))
 			continue;
 
 		nskb = skb_copy(skb, GFP_ATOMIC);
@@ -432,7 +439,6 @@ static bool mac80211_hwsim_tx_frame(struct ieee80211_hw *hw,
 
 static int mac80211_hwsim_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 {
-	struct mac80211_hwsim_data *data = hw->priv;
 	bool ack;
 	struct ieee80211_tx_info *txi;
 
@@ -444,13 +450,6 @@ static int mac80211_hwsim_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
 		return NETDEV_TX_OK;
 	}
 
-	if (!data->radio_enabled) {
-		printk(KERN_DEBUG "%s: dropped TX frame since radio "
-		       "disabled\n", wiphy_name(hw->wiphy));
-		dev_kfree_skb(skb);
-		return NETDEV_TX_OK;
-	}
-
 	ack = mac80211_hwsim_tx_frame(hw, skb);
 
 	txi = IEEE80211_SKB_CB(skb);
@@ -537,7 +536,7 @@ static void mac80211_hwsim_beacon(unsigned long arg)
 	struct ieee80211_hw *hw = (struct ieee80211_hw *) arg;
 	struct mac80211_hwsim_data *data = hw->priv;
 
-	if (!data->started || !data->radio_enabled)
+	if (!data->started)
 		return;
 
 	ieee80211_iterate_active_interfaces_atomic(
@@ -553,18 +552,14 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
 	struct mac80211_hwsim_data *data = hw->priv;
 	struct ieee80211_conf *conf = &hw->conf;
 
-	printk(KERN_DEBUG "%s:%s (freq=%d radio_enabled=%d beacon_int=%d)\n",
+	printk(KERN_DEBUG "%s:%s (freq=%d idle=%d ps=%d)\n",
 	       wiphy_name(hw->wiphy), __func__,
-	       conf->channel->center_freq, conf->radio_enabled,
-	       conf->beacon_int);
+	       conf->channel->center_freq,
+	       !!(conf->flags & IEEE80211_CONF_IDLE),
+	       !!(conf->flags & IEEE80211_CONF_PS));
 
 	data->channel = conf->channel;
-	data->radio_enabled = conf->radio_enabled;
-	data->beacon_int = 1024 * conf->beacon_int / 1000 * HZ / 1000;
-	if (data->beacon_int < 1)
-		data->beacon_int = 1;
-
-	if (!data->started || !data->radio_enabled)
+	if (!data->started || !data->beacon_int)
 		del_timer(&data->beacon_timer);
 	else
 		mod_timer(&data->beacon_timer, jiffies + data->beacon_int);
@@ -592,35 +587,26 @@ static void mac80211_hwsim_configure_filter(struct ieee80211_hw *hw,
 	*total_flags = data->rx_filter;
 }
 
-static int mac80211_hwsim_config_interface(struct ieee80211_hw *hw,
-					   struct ieee80211_vif *vif,
-					   struct ieee80211_if_conf *conf)
-{
-	struct hwsim_vif_priv *vp = (void *)vif->drv_priv;
-
-	hwsim_check_magic(vif);
-	if (conf->changed & IEEE80211_IFCC_BSSID) {
-		DECLARE_MAC_BUF(mac);
-		printk(KERN_DEBUG "%s:%s: BSSID changed: %pM\n",
-		       wiphy_name(hw->wiphy), __func__,
-		       conf->bssid);
-		memcpy(vp->bssid, conf->bssid, ETH_ALEN);
-	}
-	return 0;
-}
-
 static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw,
 					    struct ieee80211_vif *vif,
 					    struct ieee80211_bss_conf *info,
 					    u32 changed)
 {
 	struct hwsim_vif_priv *vp = (void *)vif->drv_priv;
+	struct mac80211_hwsim_data *data = hw->priv;
 
 	hwsim_check_magic(vif);
 
 	printk(KERN_DEBUG "%s:%s(changed=0x%x)\n",
 	       wiphy_name(hw->wiphy), __func__, changed);
 
+	if (changed & BSS_CHANGED_BSSID) {
+		printk(KERN_DEBUG "%s:%s: BSSID changed: %pM\n",
+		       wiphy_name(hw->wiphy), __func__,
+		       info->bssid);
+		memcpy(vp->bssid, info->bssid, ETH_ALEN);
+	}
+
 	if (changed & BSS_CHANGED_ASSOC) {
 		printk(KERN_DEBUG "  %s: ASSOC: assoc=%d aid=%d\n",
 		       wiphy_name(hw->wiphy), info->assoc, info->aid);
@@ -628,6 +614,14 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw,
 		vp->aid = info->aid;
 	}
 
+	if (changed & BSS_CHANGED_BEACON_INT) {
+		printk(KERN_DEBUG "  %s: BCNINT: %d\n",
+		       wiphy_name(hw->wiphy), info->beacon_int);
+		data->beacon_int = 1024 * info->beacon_int / 1000 * HZ / 1000;
+		if (WARN_ON(!data->beacon_int))
+			data->beacon_int = 1;
+	}
+
 	if (changed & BSS_CHANGED_ERP_CTS_PROT) {
 		printk(KERN_DEBUG "  %s: ERP_CTS_PROT: %d\n",
 		       wiphy_name(hw->wiphy), info->use_cts_prot);
@@ -646,7 +640,7 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw,
 	if (changed & BSS_CHANGED_HT) {
 		printk(KERN_DEBUG "  %s: HT: op_mode=0x%x\n",
 		       wiphy_name(hw->wiphy),
-		       info->ht.operation_mode);
+		       info->ht_operation_mode);
 	}
 
 	if (changed & BSS_CHANGED_BASIC_RATES) {
@@ -704,7 +698,6 @@ static const struct ieee80211_ops mac80211_hwsim_ops =
 	.remove_interface = mac80211_hwsim_remove_interface,
 	.config = mac80211_hwsim_config,
 	.configure_filter = mac80211_hwsim_configure_filter,
-	.config_interface = mac80211_hwsim_config_interface,
 	.bss_info_changed = mac80211_hwsim_bss_info_changed,
 	.sta_notify = mac80211_hwsim_sta_notify,
 	.set_tim = mac80211_hwsim_set_tim,
@@ -725,6 +718,7 @@ static void mac80211_hwsim_free(void)
 	spin_unlock_bh(&hwsim_radio_lock);
 
 	list_for_each_entry(data, &tmplist, list) {
+		debugfs_remove(data->debugfs_group);
 		debugfs_remove(data->debugfs_ps);
 		debugfs_remove(data->debugfs);
 		ieee80211_unregister_hw(data->hw);
@@ -782,8 +776,7 @@ static void hwsim_send_ps_poll(void *dat, u8 *mac, struct ieee80211_vif *vif)
 	pspoll->aid = cpu_to_le16(0xc000 | vp->aid);
 	memcpy(pspoll->bssid, vp->bssid, ETH_ALEN);
 	memcpy(pspoll->ta, mac, ETH_ALEN);
-	if (data->radio_enabled &&
-	    !mac80211_hwsim_tx_frame(data->hw, skb))
+	if (!mac80211_hwsim_tx_frame(data->hw, skb))
 		printk(KERN_DEBUG "%s: PS-Poll frame not ack'ed\n", __func__);
 	dev_kfree_skb(skb);
 }
@@ -814,8 +807,7 @@ static void hwsim_send_nullfunc(struct mac80211_hwsim_data *data, u8 *mac,
 	memcpy(hdr->addr1, vp->bssid, ETH_ALEN);
 	memcpy(hdr->addr2, mac, ETH_ALEN);
 	memcpy(hdr->addr3, vp->bssid, ETH_ALEN);
-	if (data->radio_enabled &&
-	    !mac80211_hwsim_tx_frame(data->hw, skb))
+	if (!mac80211_hwsim_tx_frame(data->hw, skb))
 		printk(KERN_DEBUG "%s: nullfunc frame not ack'ed\n", __func__);
 	dev_kfree_skb(skb);
 }
@@ -877,6 +869,24 @@ DEFINE_SIMPLE_ATTRIBUTE(hwsim_fops_ps, hwsim_fops_ps_read, hwsim_fops_ps_write,
 			"%llu\n");
 
 
+static int hwsim_fops_group_read(void *dat, u64 *val)
+{
+	struct mac80211_hwsim_data *data = dat;
+	*val = data->group;
+	return 0;
+}
+
+static int hwsim_fops_group_write(void *dat, u64 val)
+{
+	struct mac80211_hwsim_data *data = dat;
+	data->group = val;
+	return 0;
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(hwsim_fops_group,
+			hwsim_fops_group_read, hwsim_fops_group_write,
+			"%llx\n");
+
 static int __init init_mac80211_hwsim(void)
 {
 	int i, err = 0;
@@ -981,6 +991,8 @@ static int __init init_mac80211_hwsim(void)
 
 			hw->wiphy->bands[band] = sband;
 		}
+		/* By default all radios are belonging to the first group */
+		data->group = 1;
 
 		/* Work to be done prior to ieee80211_register_hw() */
 		switch (regtest) {
@@ -1105,6 +1117,9 @@ static int __init init_mac80211_hwsim(void)
 		data->debugfs_ps = debugfs_create_file("ps", 0666,
 						       data->debugfs, data,
 						       &hwsim_fops_ps);
+		data->debugfs_group = debugfs_create_file("group", 0666,
+							data->debugfs, data,
+							&hwsim_fops_group);
 
 		setup_timer(&data->beacon_timer, mac80211_hwsim_beacon,
 			    (unsigned long) hw);