cfg80211: Remove default dynamic PS timeout value

Now that the mac80211 is choosing dynamic ps timeouts based on the ps-qos
network latency configuration, configure a default value of -1 as the dynamic
ps timeout in cfg80211. This value allows the mac80211 to determine the value
to be used.

Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index f6b29bf..7d10c01 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -1020,6 +1020,8 @@
  *	RSN IE. It allows for faster roaming between WPA2 BSSIDs.
  * @del_pmksa: Delete a cached PMKID.
  * @flush_pmksa: Flush all cached PMKIDs.
+ * @set_power_mgmt: Configure WLAN power management. A timeout value of -1
+ *	allows the driver to adjust the dynamic ps timeout value.
  * @set_cqm_rssi_config: Configure connection quality monitor RSSI threshold.
  *
  */
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 7fdb940..40cbbbf 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -704,7 +704,8 @@
 			wdev->ps = true;
 		else
 			wdev->ps = false;
-		wdev->ps_timeout = 100;
+		/* allow mac80211 to determine the timeout */
+		wdev->ps_timeout = -1;
 		if (rdev->ops->set_power_mgmt)
 			if (rdev->ops->set_power_mgmt(wdev->wiphy, dev,
 						      wdev->ps,