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nl80211: move scan API to wdev

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The new P2P Device will have to be able to scan for
P2P search, so move scanning to use struct wireless_dev
instead of struct net_device.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2012-06-18 19:17:03 +02:00
parent 1c90f9d404
commit fd0142844e
14 changed files with 57 additions and 47 deletions
Download patch file Download diff file Expand all files Collapse all files

24
net/wireless/scan.c
View file

@ -23,7 +23,7 @@
void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak)
{
struct cfg80211_scan_request *request;
struct net_device *dev;
struct wireless_dev *wdev;
#ifdef CONFIG_CFG80211_WEXT
union iwreq_data wrqu;
#endif
@ -35,29 +35,31 @@ void ___cfg80211_scan_done(struct cfg80211_registered_device *rdev, bool leak)
if (!request)
return;
dev = request->dev;
wdev = request->wdev;
/*
* This must be before sending the other events!
* Otherwise, wpa_supplicant gets completely confused with
* wext events.
*/
cfg80211_sme_scan_done(dev);
if (wdev->netdev)
cfg80211_sme_scan_done(wdev->netdev);
if (request->aborted)
nl80211_send_scan_aborted(rdev, dev);
nl80211_send_scan_aborted(rdev, wdev);
else
nl80211_send_scan_done(rdev, dev);
nl80211_send_scan_done(rdev, wdev);
#ifdef CONFIG_CFG80211_WEXT
if (!request->aborted) {
if (wdev->netdev && !request->aborted) {
memset(&wrqu, 0, sizeof(wrqu));
wireless_send_event(dev, SIOCGIWSCAN, &wrqu, NULL);
wireless_send_event(wdev->netdev, SIOCGIWSCAN, &wrqu, NULL);
}
#endif
dev_put(dev);
if (wdev->netdev)
dev_put(wdev->netdev);
rdev->scan_req = NULL;
@ -955,7 +957,7 @@ int cfg80211_wext_siwscan(struct net_device *dev,
}
creq->wiphy = wiphy;
creq->dev = dev;
creq->wdev = dev->ieee80211_ptr;
/* SSIDs come after channels */
creq->ssids = (void *)&creq->channels[n_channels];
creq->n_channels = n_channels;
@ -1024,12 +1026,12 @@ int cfg80211_wext_siwscan(struct net_device *dev,
creq->rates[i] = (1 << wiphy->bands[i]->n_bitrates) - 1;
rdev->scan_req = creq;
err = rdev->ops->scan(wiphy, dev, creq);
err = rdev->ops->scan(wiphy, creq);
if (err) {
rdev->scan_req = NULL;
/* creq will be freed below */
} else {
nl80211_send_scan_start(rdev, dev);
nl80211_send_scan_start(rdev, dev->ieee80211_ptr);
/* creq now owned by driver */
creq = NULL;
dev_hold(dev);