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[04/18] wlcore: AP: don't start mac80211 PS on non-peer HLIDs

Message ID 1392032854-28126-5-git-send-email-eliad@wizery.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Eliad Peller Feb. 10, 2014, 11:47 a.m. UTC 
From: Arik Nemtsov <arik@wizery.com>

It seems the wl18xx FW sometimes sends spurious changes on the PSM state
of the broadcast HLID. This causes us to search for a station on a
non-peer link and fail, causing warnings in our log.

Prevent the driver from considering PSM changes for any non-peer HLIDs.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Eliad Peller <eliad@wizery.com>
---
 drivers/net/wireless/ti/wlcore/ps.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/net/wireless/ti/wlcore/ps.c b/drivers/net/wireless/ti/wlcore/ps.c
index 26bfc36..b52516e 100644
--- a/drivers/net/wireless/ti/wlcore/ps.c
+++ b/drivers/net/wireless/ti/wlcore/ps.c
@@ -280,7 +280,11 @@  void wl12xx_ps_link_start(struct wl1271 *wl, struct wl12xx_vif *wlvif,
 	struct ieee80211_sta *sta;
 	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
 
-	if (test_bit(hlid, &wl->ap_ps_map))
+	if (WARN_ON_ONCE(wlvif->bss_type != BSS_TYPE_AP_BSS))
+		return;
+
+	if (!test_bit(hlid, wlvif->ap.sta_hlid_map) ||
+	    test_bit(hlid, &wl->ap_ps_map))
 		return;
 
 	wl1271_debug(DEBUG_PSM, "start mac80211 PSM on hlid %d pkts %d "