dynamically enable/disable kernel config options for kmod packages based on build system config

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8026 3c298f89-4303-0410-b956-a3cf2f4a3e73

5 files changed, 15 insertions, 17 deletions

diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 1e63279c08..e063165d35 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -98,7 +98,7 @@ define BuildKernel
 	$(call Kernel/Prepare)
 	touch $$@
 
-  $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG)
+  $(STAMP_CONFIGURED): $(STAMP_PREPARED) $(LINUX_CONFIG) $(GENERIC_LINUX_CONFIG) $(TOPDIR)/.config
 	$(call Kernel/Configure)
 	touch $$@
 
diff --git a/include/kernel-defaults.mk b/include/kernel-defaults.mk
index 1bd6b427ad..409b7d723a 100644
--- a/include/kernel-defaults.mk
+++ b/include/kernel-defaults.mk
@@ -46,11 +46,11 @@ define Kernel/Configure/2.6
 	-$(MAKE) $(KERNEL_MAKEOPTS) CC="$(KERNEL_CC)" oldconfig prepare scripts
 endef
 define Kernel/Configure/Default
-	@if [ -f "./config/profile-$(PROFILE)" ]; then \
-		$(SCRIPT_DIR)/config.pl '+' $(GENERIC_LINUX_CONFIG) '+' $(LINUX_CONFIG) ./config/profile-$(PROFILE) > $(LINUX_DIR)/.config; \
-	else \
-		$(SCRIPT_DIR)/config.pl '+' $(GENERIC_LINUX_CONFIG) $(LINUX_CONFIG) > $(LINUX_DIR)/.config; \
-	fi
+	$(SCRIPT_DIR)/config.pl '+' $(GENERIC_LINUX_CONFIG) \
+		$(if $(wildcard ./config/profile-$(PROFILE)),'+' $(LINUX_CONFIG) ./config/profile-$(PROFILE), $(LINUX_CONFIG)) \
+		> $(LINUX_DIR)/.config.target
+	$(SCRIPT_DIR)/metadata.pl kconfig $(TMP_DIR)/.packageinfo $(TOPDIR)/.config > $(LINUX_DIR)/.config.override
+	$(SCRIPT_DIR)/config.pl 'm+' $(LINUX_DIR)/.config.target $(LINUX_DIR)/.config.override >$(LINUX_DIR)/.config
 	$(call Kernel/Configure/$(KERNEL))
 	rm -rf $(KERNEL_BUILD_DIR)/modules
 	@rm -f $(BUILD_DIR)/linux
diff --git a/include/kernel.mk b/include/kernel.mk
index 057faac99b..d27f8ac6ac 100644
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -52,7 +52,6 @@ GENERIC_PATCH_DIR := $(GENERIC_PLATFORM_DIR)/patches$(shell [ -d "$(GENERIC_PLAT
 
 define KernelPackage/Defaults
   FILES:=
-  KCONFIG:=m
   AUTOLOAD:=
 endef
 
@@ -91,7 +90,6 @@ define KernelPackage
     TITLE:=$(TITLE)
     SECTION:=kernel
     CATEGORY:=Kernel modules
-    DEFAULT:=$(KMOD_DEFAULT)
     DESCRIPTION:=$(DESCRIPTION)
     EXTRA_DEPENDS:=kernel (=$(LINUX_VERSION)-$(BOARD)-$(LINUX_RELEASE))
     $(call KernelPackage/$(1))
@@ -99,15 +97,13 @@ define KernelPackage
     $(call KernelPackage/$(1)/$(BOARD)-$(KERNEL))
   endef
 
-  ifeq ($(findstring m,$(KCONFIG)),m)
-    ifneq ($(strip $(FILES)),)
-      define Package/kmod-$(1)/install
-		mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
-		$(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
-		$(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
-		$(call KernelPackage/$(1)/install,$$(1))
-      endef
-    endif
+  ifneq ($(strip $(FILES)),)
+    define Package/kmod-$(1)/install
+	  mkdir -p $$(1)/lib/modules/$(LINUX_VERSION)
+	  $(CP) -L $$(FILES) $$(1)/lib/modules/$(LINUX_VERSION)/
+	  $(call ModuleAutoLoad,$(1),$$(1),$(AUTOLOAD))
+	  $(call KernelPackage/$(1)/install,$$(1))
+    endef
   endif
   $$(eval $$(call BuildPackage,kmod-$(1)))
 
diff --git a/include/package-defaults.mk b/include/package-defaults.mk
index 877fff8338..c0e13f412f 100644
--- a/include/package-defaults.mk
+++ b/include/package-defaults.mk
@@ -31,6 +31,7 @@ define Package/Default
   SUBMENUDEP:=
   TITLE:=
   DESCRIPTION:=
+  KCONFIG:=
 endef
 
 Build/Patch:=$(Build/Patch/Default)
diff --git a/include/package-dumpinfo.mk b/include/package-dumpinfo.mk
index effb8637bd..bc075e1bc0 100644
--- a/include/package-dumpinfo.mk
+++ b/include/package-dumpinfo.mk
@@ -28,6 +28,7 @@ ifneq ($(DUMP),)
 		echo "Category: $(CATEGORY)"; \
 		echo "Title: $(TITLE)"; \
 		echo "Maintainer: $(MAINTAINER)"; \
+		$(if $(KCONFIG),echo "Kernel-Config: $(KCONFIG)";) \
 		echo -n "Description: "; \
 		getvar $(call shvar,Package/$(1)/description); \
 		$(if $(URL),echo;echo "$(URL)";) \