From: Amitkumar Karwar <akarwar@marvell.com>
Date: Fri, 21 Sep 2012 03:23:17 +0000 (-0700)
Subject: mwifiex: disconnect the device before entering suspend state
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=22c22d2710ab828ea36487abd1d7f94f79a86a68;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

mwifiex: disconnect the device before entering suspend state

By default, device is disconnected before entering suspend state.
User can keep the connection alive by using module parameter
"disconect_on_suspend=0".

Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/mwifiex/sta_ioctl.c b/drivers/net/wireless/mwifiex/sta_ioctl.c
index d7ad2d4a069f..731562f026f5 100644
--- a/drivers/net/wireless/mwifiex/sta_ioctl.c
+++ b/drivers/net/wireless/mwifiex/sta_ioctl.c
@@ -26,6 +26,9 @@
 #include "11n.h"
 #include "cfg80211.h"
 
+static int disconnect_on_suspend = 1;
+module_param(disconnect_on_suspend, int, 0644);
+
 /*
  * Copies the multicast address list from device to driver.
  *
@@ -448,6 +451,16 @@ EXPORT_SYMBOL_GPL(mwifiex_cancel_hs);
 int mwifiex_enable_hs(struct mwifiex_adapter *adapter)
 {
 	struct mwifiex_ds_hs_cfg hscfg;
+	struct mwifiex_private *priv;
+	int i;
+
+	if (disconnect_on_suspend) {
+		for (i = 0; i < adapter->priv_num; i++) {
+			priv = adapter->priv[i];
+			if (priv)
+				mwifiex_deauthenticate(priv, NULL);
+		}
+	}
 
 	if (adapter->hs_activated) {
 		dev_dbg(adapter->dev, "cmd: HS Already actived\n");