From: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Date: Thu, 24 Feb 2011 10:25:42 +0000 (+0200)
Subject: rndis_wlan: use power save only for BCM4320b
X-Git-Tag: firefly_0821_release~7613^2~2196^2~16^2~3
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=63453c05da685323d45b7063cc27cf5e44b4134c;p=firefly-linux-kernel-4.4.55.git

rndis_wlan: use power save only for BCM4320b

BCM4320a breaks when enabling power save (bug 29732). So disable power save
for anything but BCM4320b that is known to work.

Signed-off-by: Jussi Kivilinna <jussi.kivilinna@mbnet.fi>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 848cc2cce247..518542b4bf9e 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -2597,6 +2597,9 @@ static int rndis_set_power_mgmt(struct wiphy *wiphy, struct net_device *dev,
 	__le32 mode;
 	int ret;
 
+	if (priv->device_type != RNDIS_BCM4320B)
+		return -ENOTSUPP;
+
 	netdev_dbg(usbdev->net, "%s(): %s, %d\n", __func__,
 				enabled ? "enabled" : "disabled",
 				timeout);