b43: add Kconfig option for compiling SSB driver

It is always "y" for now, b43 will not compile without CONFIG_SSB yet.
This is just a first step of dropping SSB dependency.

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

3 files changed, 24 insertions, 9 deletions

diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index e02db1be1723..d5add69aac8f 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -31,6 +31,11 @@ config B43_BCMA
         depends on B43 && BCMA && BROKEN
         default y
 
+config B43_SSB
+        bool
+        depends on B43 && SSB
+        default y
+
 # Auto-select SSB PCI-HOST support, if possible
 config B43_PCI_AUTOSELECT
         bool
diff --git a/drivers/net/wireless/b43/bus.c b/drivers/net/wireless/b43/bus.c
index 8a10b82f8ea7..4200713eb597 100644
--- a/drivers/net/wireless/b43/bus.c
+++ b/drivers/net/wireless/b43/bus.c
@@ -25,7 +25,7 @@
 
 
 /* SSB */
-
+#ifdef CONFIG_B43_SSB
 static inline int b43_bus_ssb_bus_may_powerdown(struct b43_bus_dev *dev)
 {
         return ssb_bus_may_powerdown(dev->sdev->bus);
@@ -124,3 +124,4 @@ struct b43_bus_dev *b43_bus_dev_ssb_init(struct ssb_device *sdev)
 
         return dev;
 }
+#endif /* CONFIG_B43_SSB */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index acee7b6af29a..834df5a3fb6a 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -123,6 +123,7 @@ static const struct bcma_device_id b43_bcma_tbl[] = {
 MODULE_DEVICE_TABLE(bcma, b43_bcma_tbl);
 #endif
 
+#ifdef CONFIG_B43_SSB
 static const struct ssb_device_id b43_ssb_tbl[] = {
         SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 5),
         SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 6),
@@ -136,8 +137,8 @@ static const struct ssb_device_id b43_ssb_tbl[] = {
         SSB_DEVICE(SSB_VENDOR_BROADCOM, SSB_DEV_80211, 16),
         SSB_DEVTABLE_END
 };
-
 MODULE_DEVICE_TABLE(ssb, b43_ssb_tbl);
+#endif
 
 /* Channel and ratetables are shared for all devices.
  * They can't be const, because ieee80211 puts some precalculated
@@ -5026,6 +5027,7 @@ static struct bcma_driver b43_bcma_driver = {
 };
 #endif
 
+#ifdef CONFIG_B43_SSB
 static
 int b43_ssb_probe(struct ssb_device *sdev, const struct ssb_device_id *id)
 {
@@ -5103,6 +5105,14 @@ static void b43_ssb_remove(struct ssb_device *sdev)
         }
 }
 
+static struct ssb_driver b43_ssb_driver = {
+        .name           = KBUILD_MODNAME,
+        .id_table       = b43_ssb_tbl,
+        .probe          = b43_ssb_probe,
+        .remove         = b43_ssb_remove,
+};
+#endif /* CONFIG_B43_SSB */
+
 /* Perform a hardware reset. This can be called from any context. */
 void b43_controller_restart(struct b43_wldev *dev, const char *reason)
 {
@@ -5113,13 +5123,6 @@ void b43_controller_restart(struct b43_wldev *dev, const char *reason)
         ieee80211_queue_work(dev->wl->hw, &dev->restart_work);
 }
 
-static struct ssb_driver b43_ssb_driver = {
-        .name           = KBUILD_MODNAME,
-        .id_table       = b43_ssb_tbl,
-        .probe          = b43_ssb_probe,
-        .remove         = b43_ssb_remove,
-};
-
 static void b43_print_driverinfo(void)
 {
         const char *feat_pci = "", *feat_pcmcia = "", *feat_nphy = "",
@@ -5163,14 +5166,18 @@ static int __init b43_init(void)
         if (err)
                 goto err_sdio_exit;
 #endif
+#ifdef CONFIG_B43_SSB
         err = ssb_driver_register(&b43_ssb_driver);
         if (err)
                 goto err_bcma_driver_exit;
+#endif
         b43_print_driverinfo();
 
         return err;
 
+#ifdef CONFIG_B43_SSB
 err_bcma_driver_exit:
+#endif
 #ifdef CONFIG_B43_BCMA
         bcma_driver_unregister(&b43_bcma_driver);
 err_sdio_exit:
@@ -5185,7 +5192,9 @@ err_dfs_exit:
 
 static void __exit b43_exit(void)
 {
+#ifdef CONFIG_B43_SSB
         ssb_driver_unregister(&b43_ssb_driver);
+#endif
 #ifdef CONFIG_B43_BCMA
         bcma_driver_unregister(&b43_bcma_driver);
 #endif