[PATCH] USB: Kconfig fixes for usb/gadget

This prevents gadget drivers from being selected when no controller has
been selected, by adding an additional boolean and depending on it.
It's mostly to help "allmodconfig".

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 10 insertions, 1 deletions

diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 3b24f9f2c234..ff075a53c8d6 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -53,6 +53,9 @@ config USB_GADGET_DEBUG_FILES
            driver on a new board.   Enable these files by choosing "Y"
            here.  If in doubt, or to conserve kernel memory, say "N".
 
+config  USB_GADGET_SELECTED
+        boolean
+
 #
 # USB Peripheral Controller Support
 #
@@ -85,6 +88,7 @@ config USB_NET2280
         tristate
         depends on USB_GADGET_NET2280
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 config USB_GADGET_PXA2XX
         boolean "PXA 25x or IXP 4xx"
@@ -105,6 +109,7 @@ config USB_PXA2XX
         tristate
         depends on USB_GADGET_PXA2XX
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 # if there's only one gadget driver, using only two bulk endpoints,
 # don't waste memory for the other endpoints
@@ -134,6 +139,7 @@ config USB_GOKU
         tristate
         depends on USB_GADGET_GOKU
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 
 config USB_GADGET_LH7A40X
@@ -146,6 +152,7 @@ config USB_LH7A40X
         tristate
         depends on USB_GADGET_LH7A40X
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 
 config USB_GADGET_OMAP
@@ -167,6 +174,7 @@ config USB_OMAP
         tristate
         depends on USB_GADGET_OMAP
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 config USB_OTG
         boolean "OTG Support"
@@ -207,6 +215,7 @@ config USB_DUMMY_HCD
         tristate
         depends on USB_GADGET_DUMMY_HCD
         default USB_GADGET
+        select USB_GADGET_SELECTED
 
 # NOTE:  Please keep dummy_hcd LAST so that "real hardware" appears
 # first and will be selected by default.
@@ -226,7 +235,7 @@ config USB_GADGET_DUALSPEED
 #
 choice
         tristate "USB Gadget Drivers"
-        depends on USB_GADGET
+        depends on USB_GADGET && USB_GADGET_SELECTED
         default USB_ETH
         help
           A Linux "Gadget Driver" talks to the USB Peripheral Controller