net: wireless: bcmdhd: Add wake_lock to dhd_open() and dhd_stop()

Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

diff --git a/drivers/net/wireless/bcmdhd/dhd_linux.c b/drivers/net/wireless/bcmdhd/dhd_linux.c
index 397492ce6ddf1d8474c49c5d0224c5b3ef8df1f8..193625c8ccf67347966a97dd012184973287e1f1 100644 (file)
--- a/drivers/net/wireless/bcmdhd/dhd_linux.c
+++ b/drivers/net/wireless/bcmdhd/dhd_linux.c
@@ -2254,10 +2254,10 @@ dhd_stop(struct net_device *net)
 {
        int ifidx;
        dhd_info_t *dhd = *(dhd_info_t **)netdev_priv(net);
-
+       DHD_OS_WAKE_LOCK(&dhd->pub);
        DHD_TRACE(("%s: Enter\n", __FUNCTION__));
        if (dhd->pub.up == 0) {
-               return 0;
+               goto exit;
        }
        ifidx = dhd_net2idx(dhd, net);
 
@@ -2286,13 +2286,15 @@ dhd_stop(struct net_device *net)
        dhd_prot_stop(&dhd->pub);
 
 #if defined(WL_CFG80211)
-       if (ifidx == 0)
+       if (ifidx == 0 && !dhd_download_fw_on_driverload)
                wl_android_wifi_off(net);
 #endif
        dhd->pub.hang_was_sent = 0;
        dhd->pub.rxcnt_timeout = 0;
        dhd->pub.txcnt_timeout = 0;
        OLD_MOD_DEC_USE_COUNT;
+exit:
+       DHD_OS_WAKE_UNLOCK(&dhd->pub);
        return 0;
 }
 
@@ -2306,7 +2308,7 @@ dhd_open(struct net_device *net)
 #endif
        int ifidx;
        int32 ret = 0;
-
+       DHD_OS_WAKE_LOCK(&dhd->pub);
        /* Update FW path if it was changed */
        if ((firmware_path != NULL) && (firmware_path[0] != '\0')) {
                if (firmware_path[strlen(firmware_path)-1] == '\n')
@@ -2328,20 +2330,23 @@ dhd_open(struct net_device *net)
 
        if (ifidx < 0) {
                DHD_ERROR(("%s: Error: called with invalid IF\n", __FUNCTION__));
-               return -1;
+               ret = -1;
+               goto exit;
        }
 
        if (!dhd->iflist[ifidx] || dhd->iflist[ifidx]->state == WLC_E_IF_DEL) {
                DHD_ERROR(("%s: Error: called when IF already deleted\n", __FUNCTION__));
-               return -1;
+               ret = -1;
+               goto exit;
        }
 
        if (ifidx == 0) {
                atomic_set(&dhd->pend_8021x_cnt, 0);
 #if defined(WL_CFG80211)
                DHD_ERROR(("\n%s\n", dhd_version));
-               wl_android_wifi_on(net);
-#endif
+               if (!dhd_download_fw_on_driverload)
+                       wl_android_wifi_on(net);
+#endif /* defined(WL_CFG80211) */
 
                if (dhd->pub.busstate != DHD_BUS_DATA) {
                        int ret;
@@ -2349,7 +2354,8 @@ dhd_open(struct net_device *net)
                        /* try to bring up bus */
                        if ((ret = dhd_bus_start(&dhd->pub)) != 0) {
                                DHD_ERROR(("%s: failed with code %d\n", __FUNCTION__, ret));
-                               return -1;
+                               ret = -1;
+                               goto exit;
                        }
 
                }
@@ -2368,7 +2374,8 @@ dhd_open(struct net_device *net)
 #if defined(WL_CFG80211)
                if (unlikely(wl_cfg80211_up())) {
                        DHD_ERROR(("%s: failed to bring up cfg80211\n", __FUNCTION__));
-                       return -1;
+                       ret = -1;
+                       goto exit;
                }
 #endif /* WL_CFG80211 */
        }
@@ -2382,6 +2389,8 @@ dhd_open(struct net_device *net)
 #endif
 
        OLD_MOD_INC_USE_COUNT;
+exit:
+       DHD_OS_WAKE_UNLOCK(&dhd->pub);
        return ret;
 }