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mac80211_hwsim: add sw_scan sw_scan_complete

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Simple pre-scan and scan complete callbacks, this at least shows
to me that mac80211 will issue two scans at the same time on the
same wiphy.

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Luis R. Rodriguez 2010-04-08 11:50:47 -04:00 committed by John W. Linville
parent 4f59fce9e0
commit f74cb0f7b1
1 changed files with 41 additions and 4 deletions
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45
drivers/net/wireless/mac80211_hwsim.c
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@ -290,7 +290,8 @@ 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
@ -956,9 +957,9 @@ 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);
@ -966,6 +967,36 @@ 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 = true;
mutex_unlock(&hwsim->mutex);
}
static struct ieee80211_ops mac80211_hwsim_ops =
{
.tx = mac80211_hwsim_tx,
@ -983,6 +1014,8 @@ static struct ieee80211_ops mac80211_hwsim_ops =
.conf_tx = mac80211_hwsim_conf_tx,
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,
};
@ -1178,8 +1211,11 @@ 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);
@ -1284,6 +1320,7 @@ 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) {