From 0abead3d93e8dc45eb430d2c4984b90622dbf6ee Mon Sep 17 00:00:00 2001
From: Jon Medhurst <tixy@linaro.org>
Date: Thu, 10 May 2012 17:35:03 +0100
Subject: gator: Add config for building the module in-tree

Signed-off-by: Jon Medhurst <tixy@linaro.org>
---
 drivers/Kconfig        |  2 ++
 drivers/Makefile       |  2 ++
 drivers/gator/Kconfig  | 33 +++++++++++++++++++++++++++++++++
 drivers/gator/Makefile | 14 +++++++++-----
 4 files changed, 46 insertions(+), 5 deletions(-)
 create mode 100644 drivers/gator/Kconfig

diff --git a/drivers/Kconfig b/drivers/Kconfig
index 5afe5d1f199..6b7e6f6c102 100644
--- a/drivers/Kconfig
+++ b/drivers/Kconfig
@@ -136,4 +136,6 @@ source "drivers/virt/Kconfig"
 
 source "drivers/devfreq/Kconfig"
 
+source "drivers/gator/Kconfig"
+
 endmenu
diff --git a/drivers/Makefile b/drivers/Makefile
index c07be024b96..5c20031df74 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -132,3 +132,5 @@ obj-$(CONFIG_VIRT_DRIVERS)	+= virt/
 obj-$(CONFIG_HYPERV)		+= hv/
 
 obj-$(CONFIG_PM_DEVFREQ)	+= devfreq/
+
+obj-$(CONFIG_GATOR)		+= gator/
diff --git a/drivers/gator/Kconfig b/drivers/gator/Kconfig
new file mode 100644
index 00000000000..14b3d619d18
--- /dev/null
+++ b/drivers/gator/Kconfig
@@ -0,0 +1,33 @@
+config GATOR
+	tristate "Gator module for ARM's Streamline Performance Analyzer"
+	default m
+	depends on PROFILING
+	depends on HIGH_RES_TIMERS
+	depends on LOCAL_TIMERS || !(ARM && SMP)
+	select TRACING
+
+config GATOR_WITH_MALI_SUPPORT
+	bool
+
+choice
+	prompt "Enable Mali GPU support in Gator"
+	depends on GATOR
+	optional
+
+config GATOR_MALI_400MP
+	bool "Mali-400MP"
+	select GATOR_WITH_MALI_SUPPORT
+
+config GATOR_MALI_T6XX
+	bool "Mali-T604 or Mali-T658"
+	select GATOR_WITH_MALI_SUPPORT
+
+endchoice
+
+config GATOR_MALI_PATH
+	string "Path to Mali driver"
+	depends on GATOR_WITH_MALI_SUPPORT
+	default "drivers/gpu/arm/mali400mp"
+	help
+	  The gator code adds this to its include path so it can get the Mali
+	  trace headers with: #include "linux/mali_linux_trace.h"
diff --git a/drivers/gator/Makefile b/drivers/gator/Makefile
index 667637e50c4..5f4ab48452e 100644
--- a/drivers/gator/Makefile
+++ b/drivers/gator/Makefile
@@ -3,7 +3,7 @@ ifneq ($(KERNELRELEASE),)
 # Uncomment the following line to enable kernel stack unwinding within gator, or update gator_backtrace.c
 # EXTRA_CFLAGS +=	-DGATOR_KERNEL_STACK_UNWINDING
 
-obj-m := gator.o
+obj-$(CONFIG_GATOR) := gator.o
 
 gator-y :=	gator_main.o \
 		gator_events_irq.o \
@@ -15,13 +15,17 @@ gator-y :=	gator_main.o \
 
 gator-y +=	gator_events_mmaped.o
 
-ifneq ($(GATOR_WITH_MALI_SUPPORT),)
-ifeq ($(GATOR_WITH_MALI_SUPPORT),MALI_T6xx)
+ifeq ($(CONFIG_GATOR_WITH_MALI_SUPPORT),y)
+
+ifeq ($(CONFIG_GATOR_MALI_T6XX),y)
 gator-y +=	gator_events_mali_t6xx.o
 else
 gator-y +=	gator_events_mali.o
 endif
-EXTRA_CFLAGS +=	-DMALI_SUPPORT=$(GATOR_WITH_MALI_SUPPORT)
+
+ccflags-y += -I$(CONFIG_GATOR_MALI_PATH)
+ccflags-$(CONFIG_GATOR_MALI_400MP) += -DMALI_SUPPORT=MALI_400
+ccflags-$(CONFIG_GATOR_MALI_T6XX) += -DMALI_SUPPORT=MALI_T6xx
 endif
 
 gator-$(CONFIG_ARM) +=	gator_events_armv6.o \
@@ -38,7 +42,7 @@ clean-files := gator_events.h
 silent_chk_events.h = :
 gator_events.h: FORCE
 	@$($(quiet)chk_events.h)
-	$(Q)cd $(obj) ; $(CONFIG_SHELL) $(obj)/gator_events.sh $@
+	$(Q)cd $(srctree)/$(src) ; $(CONFIG_SHELL) gator_events.sh $(objtree)/$(obj)/$@
 
 else
 
-- 
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