From 0e44eb209343663ad7041ebf9f5d4c393bd89ae9 Mon Sep 17 00:00:00 2001 From: Shahar Levi Date: Mon, 16 May 2011 15:35:30 +0300 Subject: [PATCH] wl12xx: Enable beacon early termination in 2.4GHz band only Beacon early termination doesn't help much in the 5GHz band and masks channel switch IE Beacons. Thus, change the code to use BET only in 2.4GHz. [Reworded the commit log slightly -- Luca.] Signed-off-by: Shahar Levi Signed-off-by: Luciano Coelho --- drivers/net/wireless/wl12xx/event.c | 11 +++++++---- drivers/net/wireless/wl12xx/ps.c | 8 +++++--- 2 files changed, 12 insertions(+), 7 deletions(-) diff --git a/drivers/net/wireless/wl12xx/event.c b/drivers/net/wireless/wl12xx/event.c index 0c60ffe..a16dee5 100644 --- a/drivers/net/wireless/wl12xx/event.c +++ b/drivers/net/wireless/wl12xx/event.c @@ -133,10 +133,13 @@ static int wl1271_event_ps_report(struct wl1271 *wl, if (ret < 0) break; - /* enable beacon early termination */ - ret = wl1271_acx_bet_enable(wl, true); - if (ret < 0) - break; + /* + * BET has only a minor effect in 5GHz and masks + * channel switch IEs, so we only enable BET on 2.4GHz + */ + if (wl->band == IEEE80211_BAND_2GHZ) + /* enable beacon early termination */ + ret = wl1271_acx_bet_enable(wl, true); if (wl->ps_compl) { complete(wl->ps_compl); diff --git a/drivers/net/wireless/wl12xx/ps.c b/drivers/net/wireless/wl12xx/ps.c index b59b6771..d3e377d7f 100644 --- a/drivers/net/wireless/wl12xx/ps.c +++ b/drivers/net/wireless/wl12xx/ps.c @@ -169,9 +169,11 @@ int wl1271_ps_set_mode(struct wl1271 *wl, enum wl1271_cmd_ps_mode mode, wl1271_debug(DEBUG_PSM, "leaving psm"); /* disable beacon early termination */ - ret = wl1271_acx_bet_enable(wl, false); - if (ret < 0) - return ret; + if (wl->band == IEEE80211_BAND_2GHZ) { + ret = wl1271_acx_bet_enable(wl, false); + if (ret < 0) + return ret; + } /* disable beacon filtering */ ret = wl1271_acx_beacon_filter_opt(wl, false); -- 2.7.4