linux-kernel - [PATCH 09/16] wl1251: disable power saving in monitor mode

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Message-Id: <1382819655-30430-10-git-send-email-pali.rohar@gmail.com>
Date:	Sat, 26 Oct 2013 22:34:08 +0200
From:	Pali Rohár <pali.rohar@...il.com>
To:	Luciano Coelho <luca@...lho.fi>,
	"John W. Linville" <linville@...driver.com>,
	Johannes Berg <johannes@...solutions.net>,
	"David S. Miller" <davem@...emloft.net>
Cc:	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, freemangordon@....bg,
	aaro.koskinen@....fi, pavel@....cz, sre@...g0.de,
	joni.lapilainen@...il.com, pali.rohar@...il.com,
	David Gnedt <david.gnedt@...izone.at>
Subject: [PATCH 09/16] wl1251: disable power saving in monitor mode

From: David Gnedt <david.gnedt@...izone.at>

Force power saving off while monitor interface is present.

Signed-off-by: David Gnedt <david.gnedt@...izone.at>
---
 drivers/net/wireless/ti/wl1251/main.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/ti/wl1251/main.c b/drivers/net/wireless/ti/wl1251/main.c
index 727f2ee..62cb374 100644
--- a/drivers/net/wireless/ti/wl1251/main.c
+++ b/drivers/net/wireless/ti/wl1251/main.c
@@ -617,7 +617,8 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
 			goto out_sleep;
 	}
 
-	if (conf->flags & IEEE80211_CONF_PS && !wl->psm_requested) {
+	if (conf->flags & IEEE80211_CONF_PS && !wl->psm_requested &&
+	    !wl->monitor_present) {
 		wl1251_debug(DEBUG_PSM, "psm enabled");
 
 		wl->psm_requested = true;
@@ -633,8 +634,8 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
 		ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
 		if (ret < 0)
 			goto out_sleep;
-	} else if (!(conf->flags & IEEE80211_CONF_PS) &&
-		   wl->psm_requested) {
+	} else if ((!(conf->flags & IEEE80211_CONF_PS) || wl->monitor_present)
+		   && wl->psm_requested) {
 		wl1251_debug(DEBUG_PSM, "psm disabled");
 
 		wl->psm_requested = false;
-- 
1.7.10.4

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