7 files changed, 47 insertions, 6 deletions

diff --git a/drivers/net/wireless/libertas/Kconfig b/drivers/net/wireless/libertas/Kconfig
index 30aa9d48d67e..0485c9957575 100644
--- a/drivers/net/wireless/libertas/Kconfig
+++ b/drivers/net/wireless/libertas/Kconfig
@@ -37,3 +37,9 @@ config LIBERTAS_DEBUG
         depends on LIBERTAS
         ---help---
           Debugging support.
+
+config LIBERTAS_MESH
+        bool "Enable mesh support"
+        depends on LIBERTAS
+        help
+          This enables Libertas' MESH support, used by e.g. the OLPC people.
diff --git a/drivers/net/wireless/libertas/Makefile b/drivers/net/wireless/libertas/Makefile
index b188cd97a053..45e870e33117 100644
--- a/drivers/net/wireless/libertas/Makefile
+++ b/drivers/net/wireless/libertas/Makefile
@@ -5,11 +5,11 @@ libertas-y += cmdresp.o
 libertas-y += debugfs.o
 libertas-y += ethtool.o
 libertas-y += main.o
-libertas-y += mesh.o
 libertas-y += rx.o
 libertas-y += scan.o
 libertas-y += tx.o
 libertas-y += wext.o
+libertas-$(CONFIG_LIBERTAS_MESH) += mesh.o
 
 usb8xxx-objs += if_usb.o
 libertas_cs-objs += if_cs.o
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 4a198113f9be..4a0d8f4188ca 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -998,6 +998,8 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
                 ret = 0;
                 break;
 
+#ifdef CONFIG_LIBERTAS_MESH
+
         case CMD_BT_ACCESS:
                 ret = lbs_cmd_bt_access(cmdptr, cmd_action, pdata_buf);
                 break;
@@ -1006,6 +1008,8 @@ int lbs_prepare_and_send_command(struct lbs_private *priv,
                 ret = lbs_cmd_fwt_access(cmdptr, cmd_action, pdata_buf);
                 break;
 
+#endif
+
         case CMD_802_11_BEACON_CTRL:
                 ret = lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action);
                 break;
diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h
index 159de3ec9c44..7330ab8521cc 100644
--- a/drivers/net/wireless/libertas/dev.h
+++ b/drivers/net/wireless/libertas/dev.h
@@ -39,12 +39,14 @@ struct lbs_private {
 
         /* Mesh */
         struct net_device *mesh_dev; /* Virtual device */
+#ifdef CONFIG_LIBERTAS_MESH
         u32 mesh_connect_status;
         struct lbs_mesh_stats mstats;
         int mesh_open;
         uint16_t mesh_tlv;
         u8 mesh_ssid[IEEE80211_MAX_SSID_LEN + 1];
         u8 mesh_ssid_len;
+#endif
 
         /* Monitor mode */
         struct net_device *rtap_net_dev;
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index 63d020374c2b..3804a58d7f4e 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -114,9 +114,11 @@ const struct ethtool_ops lbs_ethtool_ops = {
         .get_drvinfo = lbs_ethtool_get_drvinfo,
         .get_eeprom =  lbs_ethtool_get_eeprom,
         .get_eeprom_len = lbs_ethtool_get_eeprom_len,
+#ifdef CONFIG_LIBERTAS_MESH
         .get_sset_count = lbs_mesh_ethtool_get_sset_count,
         .get_ethtool_stats = lbs_mesh_ethtool_get_stats,
         .get_strings = lbs_mesh_ethtool_get_strings,
+#endif
         .get_wol = lbs_ethtool_get_wol,
         .set_wol = lbs_ethtool_set_wol,
 };
diff --git a/drivers/net/wireless/libertas/mesh.h b/drivers/net/wireless/libertas/mesh.h
index 388c39281b7d..e2573303a328 100644
--- a/drivers/net/wireless/libertas/mesh.h
+++ b/drivers/net/wireless/libertas/mesh.h
@@ -9,6 +9,8 @@
 #include <net/lib80211.h>
 
 
+#ifdef CONFIG_LIBERTAS_MESH
+
 /* Mesh statistics */
 struct lbs_mesh_stats {
         u32     fwd_bcast_cnt;          /* Fwd: Broadcast counter */
@@ -89,5 +91,20 @@ void lbs_mesh_ethtool_get_strings(struct net_device *dev,
 #define lbs_mesh_open(priv) (priv->mesh_open)
 #define lbs_mesh_connected(priv) (priv->mesh_connect_status == LBS_CONNECTED)
 
+#else
+
+#define lbs_init_mesh(priv)
+#define lbs_deinit_mesh(priv)
+#define lbs_add_mesh(priv)
+#define lbs_remove_mesh(priv)
+#define lbs_mesh_set_dev(priv, dev, rxpd) (dev)
+#define lbs_mesh_set_txpd(priv, dev, txpd)
+#define lbs_mesh_config(priv, enable, chan)
+#define lbs_mesh_open(priv) (0)
+#define lbs_mesh_connected(priv) (0)
+
+#endif
+
+
 
 #endif
diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c
index c0c7bc40b109..f07ba0b6c5f1 100644
--- a/drivers/net/wireless/libertas/wext.c
+++ b/drivers/net/wireless/libertas/wext.c
@@ -298,6 +298,7 @@ static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info,
         return 0;
 }
 
+#ifdef CONFIG_LIBERTAS_MESH
 static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
                          struct iw_point *dwrq, char *extra)
 {
@@ -321,6 +322,7 @@ static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info,
         lbs_deb_leave(LBS_DEB_WEXT);
         return 0;
 }
+#endif
 
 static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info,
                         struct iw_param *vwrq, char *extra)
@@ -422,6 +424,7 @@ static int lbs_get_mode(struct net_device *dev,
         return 0;
 }
 
+#ifdef CONFIG_LIBERTAS_MESH
 static int mesh_wlan_get_mode(struct net_device *dev,
                               struct iw_request_info *info, u32 * uwrq,
                               char *extra)
@@ -433,6 +436,7 @@ static int mesh_wlan_get_mode(struct net_device *dev,
         lbs_deb_leave(LBS_DEB_WEXT);
         return 0;
 }
+#endif
 
 static int lbs_get_txpow(struct net_device *dev,
                           struct iw_request_info *info,
@@ -1010,6 +1014,7 @@ out:
         return ret;
 }
 
+#ifdef CONFIG_LIBERTAS_MESH
 static int lbs_mesh_set_freq(struct net_device *dev,
                              struct iw_request_info *info,
                              struct iw_freq *fwrq, char *extra)
@@ -1061,6 +1066,7 @@ out:
         lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
         return ret;
 }
+#endif
 
 static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info,
                   struct iw_param *vwrq, char *extra)
@@ -2110,6 +2116,7 @@ out:
         return ret;
 }
 
+#ifdef CONFIG_LIBERTAS_MESH
 static int lbs_mesh_get_essid(struct net_device *dev,
                               struct iw_request_info *info,
                               struct iw_point *dwrq, char *extra)
@@ -2163,6 +2170,7 @@ static int lbs_mesh_set_essid(struct net_device *dev,
         lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret);
         return ret;
 }
+#endif
 
 /**
  *  @brief Connect to the AP or Ad-hoc Network with specific bssid
@@ -2269,7 +2277,13 @@ static const iw_handler lbs_handler[] = {
         (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
         (iw_handler) NULL,              /* SIOCSIWPMKSA */
 };
+struct iw_handler_def lbs_handler_def = {
+        .num_standard   = ARRAY_SIZE(lbs_handler),
+        .standard       = (iw_handler *) lbs_handler,
+        .get_wireless_stats = lbs_get_wireless_stats,
+};
 
+#ifdef CONFIG_LIBERTAS_MESH
 static const iw_handler mesh_wlan_handler[] = {
         (iw_handler) NULL,      /* SIOCSIWCOMMIT */
         (iw_handler) lbs_get_name,      /* SIOCGIWNAME */
@@ -2327,14 +2341,10 @@ static const iw_handler mesh_wlan_handler[] = {
         (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */
         (iw_handler) NULL,              /* SIOCSIWPMKSA */
 };
-struct iw_handler_def lbs_handler_def = {
-        .num_standard   = ARRAY_SIZE(lbs_handler),
-        .standard       = (iw_handler *) lbs_handler,
-        .get_wireless_stats = lbs_get_wireless_stats,
-};
 
 struct iw_handler_def mesh_handler_def = {
         .num_standard   = ARRAY_SIZE(mesh_wlan_handler),
         .standard       = (iw_handler *) mesh_wlan_handler,
         .get_wireless_stats = lbs_get_wireless_stats,
 };
+#endif