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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.c96
1 files changed, 82 insertions, 14 deletions
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 7cd5f56..6f8cb3e 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -291,7 +291,8 @@ struct mac80211_hwsim_data {
struct ieee80211_channel *channel;
unsigned long beacon_int; /* in jiffies unit */
unsigned int rx_filter;
- bool started, idle;
+ bool started, idle, scanning;
+ struct mutex mutex;
struct timer_list beacon_timer;
enum ps_mode {
PS_DISABLED, PS_ENABLED, PS_AUTO_POLL, PS_MANUAL_POLL
@@ -651,17 +652,17 @@ static void mac80211_hwsim_beacon(unsigned long arg)
add_timer(&data->beacon_timer);
}
+static const char *hwsim_chantypes[] = {
+ [NL80211_CHAN_NO_HT] = "noht",
+ [NL80211_CHAN_HT20] = "ht20",
+ [NL80211_CHAN_HT40MINUS] = "ht40-",
+ [NL80211_CHAN_HT40PLUS] = "ht40+",
+};
static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
{
struct mac80211_hwsim_data *data = hw->priv;
struct ieee80211_conf *conf = &hw->conf;
- static const char *chantypes[4] = {
- [NL80211_CHAN_NO_HT] = "noht",
- [NL80211_CHAN_HT20] = "ht20",
- [NL80211_CHAN_HT40MINUS] = "ht40-",
- [NL80211_CHAN_HT40PLUS] = "ht40+",
- };
static const char *smps_modes[IEEE80211_SMPS_NUM_MODES] = {
[IEEE80211_SMPS_AUTOMATIC] = "auto",
[IEEE80211_SMPS_OFF] = "off",
@@ -672,7 +673,7 @@ static int mac80211_hwsim_config(struct ieee80211_hw *hw, u32 changed)
printk(KERN_DEBUG "%s:%s (freq=%d/%s idle=%d ps=%d smps=%s)\n",
wiphy_name(hw->wiphy), __func__,
conf->channel->center_freq,
- chantypes[conf->channel_type],
+ hwsim_chantypes[conf->channel_type],
!!(conf->flags & IEEE80211_CONF_IDLE),
!!(conf->flags & IEEE80211_CONF_PS),
smps_modes[conf->smps_mode]);
@@ -760,9 +761,10 @@ 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",
+ printk(KERN_DEBUG " %s: HT: op_mode=0x%x, chantype=%s\n",
wiphy_name(hw->wiphy),
- info->ht_operation_mode);
+ info->ht_operation_mode,
+ hwsim_chantypes[info->channel_type]);
}
if (changed & BSS_CHANGED_BASIC_RATES) {
@@ -829,6 +831,33 @@ static int mac80211_hwsim_conf_tx(
return 0;
}
+static int mac80211_hwsim_get_survey(
+ struct ieee80211_hw *hw, int idx,
+ struct survey_info *survey)
+{
+ struct ieee80211_conf *conf = &hw->conf;
+
+ printk(KERN_DEBUG "%s:%s (idx=%d)\n",
+ wiphy_name(hw->wiphy), __func__, idx);
+
+ if (idx != 0)
+ return -ENOENT;
+
+ /* Current channel */
+ survey->channel = conf->channel;
+
+ /*
+ * Magically conjured noise level --- this is only ok for simulated hardware.
+ *
+ * A real driver which cannot determine the real channel noise MUST NOT
+ * report any noise, especially not a magically conjured one :-)
+ */
+ survey->filled = SURVEY_INFO_NOISE_DBM;
+ survey->noise = -92;
+
+ return 0;
+}
+
#ifdef CONFIG_NL80211_TESTMODE
/*
* This section contains example code for using netlink
@@ -946,6 +975,7 @@ static void hw_scan_done(struct work_struct *work)
}
static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
struct cfg80211_scan_request *req)
{
struct hw_scan_done *hsd = kzalloc(sizeof(*hsd), GFP_KERNEL);
@@ -957,9 +987,9 @@ static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw,
hsd->hw = hw;
INIT_DELAYED_WORK(&hsd->w, hw_scan_done);
- printk(KERN_DEBUG "hwsim scan request\n");
+ printk(KERN_DEBUG "hwsim hw_scan request\n");
for (i = 0; i < req->n_channels; i++)
- printk(KERN_DEBUG "hwsim scan freq %d\n",
+ printk(KERN_DEBUG "hwsim hw_scan freq %d\n",
req->channels[i]->center_freq);
ieee80211_queue_delayed_work(hw, &hsd->w, 2 * HZ);
@@ -967,6 +997,36 @@ static int mac80211_hwsim_hw_scan(struct ieee80211_hw *hw,
return 0;
}
+static void mac80211_hwsim_sw_scan(struct ieee80211_hw *hw)
+{
+ struct mac80211_hwsim_data *hwsim = hw->priv;
+
+ mutex_lock(&hwsim->mutex);
+
+ if (hwsim->scanning) {
+ printk(KERN_DEBUG "two hwsim sw_scans detected!\n");
+ goto out;
+ }
+
+ printk(KERN_DEBUG "hwsim sw_scan request, prepping stuff\n");
+ hwsim->scanning = true;
+
+out:
+ mutex_unlock(&hwsim->mutex);
+}
+
+static void mac80211_hwsim_sw_scan_complete(struct ieee80211_hw *hw)
+{
+ struct mac80211_hwsim_data *hwsim = hw->priv;
+
+ mutex_lock(&hwsim->mutex);
+
+ printk(KERN_DEBUG "hwsim sw_scan_complete\n");
+ hwsim->scanning = false;
+
+ mutex_unlock(&hwsim->mutex);
+}
+
static struct ieee80211_ops mac80211_hwsim_ops =
{
.tx = mac80211_hwsim_tx,
@@ -982,8 +1042,11 @@ static struct ieee80211_ops mac80211_hwsim_ops =
.sta_notify = mac80211_hwsim_sta_notify,
.set_tim = mac80211_hwsim_set_tim,
.conf_tx = mac80211_hwsim_conf_tx,
+ .get_survey = mac80211_hwsim_get_survey,
CFG80211_TESTMODE_CMD(mac80211_hwsim_testmode_cmd)
.ampdu_action = mac80211_hwsim_ampdu_action,
+ .sw_scan_start = mac80211_hwsim_sw_scan,
+ .sw_scan_complete = mac80211_hwsim_sw_scan_complete,
.flush = mac80211_hwsim_flush,
};
@@ -1179,8 +1242,11 @@ static int __init init_mac80211_hwsim(void)
if (radios < 1 || radios > 100)
return -EINVAL;
- if (fake_hw_scan)
+ if (fake_hw_scan) {
mac80211_hwsim_ops.hw_scan = mac80211_hwsim_hw_scan;
+ mac80211_hwsim_ops.sw_scan_start = NULL;
+ mac80211_hwsim_ops.sw_scan_complete = NULL;
+ }
spin_lock_init(&hwsim_radio_lock);
INIT_LIST_HEAD(&hwsim_radios);
@@ -1235,7 +1301,8 @@ static int __init init_mac80211_hwsim(void)
hw->flags = IEEE80211_HW_MFP_CAPABLE |
IEEE80211_HW_SIGNAL_DBM |
IEEE80211_HW_SUPPORTS_STATIC_SMPS |
- IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS;
+ IEEE80211_HW_SUPPORTS_DYNAMIC_SMPS |
+ IEEE80211_HW_AMPDU_AGGREGATION;
/* ask mac80211 to reserve space for magic */
hw->vif_data_size = sizeof(struct hwsim_vif_priv);
@@ -1285,6 +1352,7 @@ static int __init init_mac80211_hwsim(void)
}
/* By default all radios are belonging to the first group */
data->group = 1;
+ mutex_init(&data->mutex);
/* Work to be done prior to ieee80211_register_hw() */
switch (regtest) {
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