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 d7ad2d4a069f31832a9bd404351b84075eef4096..731562f026f5df1dc9c64221d29ec8703fb8e99d 100644 (file)
--- 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");