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path: root/drivers/net/wireless/mac80211_hwsim.c
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Diffstat (limited to 'drivers/net/wireless/mac80211_hwsim.c')
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c105
1 files changed, 60 insertions, 45 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index d4fdc8b7d7d8..e789c6e9938c 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);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-19 00:59:11 +0100