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authorStanislaw Gruszka <sgruszka@redhat.com>2014-04-17 11:08:47 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-07 10:28:16 -0700
commitc2965f4fee71bb2432a2d06989247cbc526b9e55 (patch)
treeb70b7b69d3ee991cd456c013d84e0187bc5b0477 /drivers/net
parentfb2b50456d3361cc81ce9d9161e886fe3d3b7779 (diff)
rt2x00: fix beaconing on USB
commit 8834d3608cc516f13e2e510f4057c263f3d2ce42 upstream. When disable beaconing we clear register with beacon and newer set it back, what make we stop send beacons infinitely. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/rt2x00/rt2x00mac.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c
index ddeb5a709aa3..a87ee9b6585a 100644
--- a/drivers/net/wireless/rt2x00/rt2x00mac.c
+++ b/drivers/net/wireless/rt2x00/rt2x00mac.c
@@ -621,20 +621,18 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
bss_conf->bssid);
/*
- * Update the beacon. This is only required on USB devices. PCI
- * devices fetch beacons periodically.
- */
- if (changes & BSS_CHANGED_BEACON && rt2x00_is_usb(rt2x00dev))
- rt2x00queue_update_beacon(rt2x00dev, vif);
-
- /*
* Start/stop beaconing.
*/
if (changes & BSS_CHANGED_BEACON_ENABLED) {
if (!bss_conf->enable_beacon && intf->enable_beacon) {
- rt2x00queue_clear_beacon(rt2x00dev, vif);
rt2x00dev->intf_beaconing--;
intf->enable_beacon = false;
+ /*
+ * Clear beacon in the H/W for this vif. This is needed
+ * to disable beaconing on this particular interface
+ * and keep it running on other interfaces.
+ */
+ rt2x00queue_clear_beacon(rt2x00dev, vif);
if (rt2x00dev->intf_beaconing == 0) {
/*
@@ -645,11 +643,15 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw,
rt2x00queue_stop_queue(rt2x00dev->bcn);
mutex_unlock(&intf->beacon_skb_mutex);
}
-
-
} else if (bss_conf->enable_beacon && !intf->enable_beacon) {
rt2x00dev->intf_beaconing++;
intf->enable_beacon = true;
+ /*
+ * Upload beacon to the H/W. This is only required on
+ * USB devices. PCI devices fetch beacons periodically.
+ */
+ if (rt2x00_is_usb(rt2x00dev))
+ rt2x00queue_update_beacon(rt2x00dev, vif);
if (rt2x00dev->intf_beaconing == 1) {
/*