[ARM] 4/4 Combine oprofile common and init code

There is nothing special about having the init code separate from
the common code, so combine the two.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

3 files changed, 29 insertions, 52 deletions

diff --git a/arch/arm/oprofile/Makefile b/arch/arm/oprofile/Makefile
index 8ffb523e6c77..6a94e54848fd 100644
--- a/arch/arm/oprofile/Makefile
+++ b/arch/arm/oprofile/Makefile
@@ -6,6 +6,6 @@ DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \
                 oprofilefs.o oprofile_stats.o \
                 timer_int.o )
 
-oprofile-y                              := $(DRIVER_OBJS) init.o backtrace.o
-oprofile-$(CONFIG_CPU_XSCALE)           += common.o op_model_xscale.o
+oprofile-y                              := $(DRIVER_OBJS) common.o backtrace.o
+oprofile-$(CONFIG_CPU_XSCALE)           += op_model_xscale.o
 
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index 7ce6dfa06c85..1415930ceee1 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -125,27 +125,37 @@ static void  exit_driverfs(void)
 #define exit_driverfs() do { } while (0)
 #endif /* CONFIG_PM */
 
-int __init op_arm_init(struct oprofile_operations *ops, struct op_arm_model_spec *spec)
+int __init oprofile_arch_init(struct oprofile_operations *ops)
 {
-        init_MUTEX(&op_arm_sem);
-
-        if (spec->init() < 0)
-                return -ENODEV;
-
-        op_arm_model = spec;
-        init_driverfs();
-        ops->create_files = op_arm_create_files;
-        ops->setup = op_arm_setup;
-        ops->shutdown = op_arm_stop;
-        ops->start = op_arm_start;
-        ops->stop = op_arm_stop;
-        ops->cpu_type = op_arm_model->name;
-        printk(KERN_INFO "oprofile: using %s\n", spec->name);
+        struct op_arm_model_spec *spec = NULL;
+        int ret = -ENODEV;
+
+#ifdef CONFIG_CPU_XSCALE
+        spec = &op_xscale_spec;
+#endif
+
+        if (spec) {
+                init_MUTEX(&op_arm_sem);
+
+                if (spec->init() < 0)
+                        return -ENODEV;
+
+                op_arm_model = spec;
+                init_driverfs();
+                ops->create_files = op_arm_create_files;
+                ops->setup = op_arm_setup;
+                ops->shutdown = op_arm_stop;
+                ops->start = op_arm_start;
+                ops->stop = op_arm_stop;
+                ops->cpu_type = op_arm_model->name;
+                ops->backtrace = arm_backtrace;
+                printk(KERN_INFO "oprofile: using %s\n", spec->name);
+        }
 
-        return 0;
+        return ret;
 }
 
-void op_arm_exit(void)
+void oprofile_arch_exit(void)
 {
         if (op_arm_model) {
                 exit_driverfs();
diff --git a/arch/arm/oprofile/init.c b/arch/arm/oprofile/init.c
deleted file mode 100644
index ccd8c54934a2..000000000000
--- a/arch/arm/oprofile/init.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/**
- * @file init.c
- *
- * @remark Copyright 2004 Oprofile Authors
- * @remark Read the file COPYING
- *
- * @author Zwane Mwaikambo
- */
-
-#include <linux/oprofile.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include "op_arm_model.h"
-
-int __init oprofile_arch_init(struct oprofile_operations *ops)
-{
-        int ret = -ENODEV;
-
-#ifdef CONFIG_CPU_XSCALE
-        ret = op_arm_init(ops, &op_xscale_spec);
-#endif
-
-        ops->backtrace = arm_backtrace;
-
-        return ret;
-}
-
-void oprofile_arch_exit(void)
-{
-#ifdef CONFIG_CPU_XSCALE
-        op_arm_exit();
-#endif
-}