staging: comedi: avoid forward declarations

Move a few functions and variables to avoid a couple of forward
declarations.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index d80060a..1c310e7 100644 (file)
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -87,8 +87,62 @@ struct comedi_file_info {
 static DEFINE_SPINLOCK(comedi_file_info_table_lock);
 static struct comedi_file_info *comedi_file_info_table[COMEDI_NUM_MINORS];
 
-static struct comedi_file_info *comedi_clear_minor(unsigned minor);
-static void comedi_free_board_file_info(struct comedi_file_info *info);
+static struct class *comedi_class;
+static struct cdev comedi_cdev;
+
+static void comedi_device_init(struct comedi_device *dev)
+{
+       spin_lock_init(&dev->spinlock);
+       mutex_init(&dev->mutex);
+       dev->minor = -1;
+}
+
+static void comedi_device_cleanup(struct comedi_device *dev)
+{
+       struct module *driver_module = NULL;
+
+       if (dev == NULL)
+               return;
+       mutex_lock(&dev->mutex);
+       if (dev->attached)
+               driver_module = dev->driver->module;
+       comedi_device_detach(dev);
+       while (dev->use_count > 0) {
+               if (driver_module)
+                       module_put(driver_module);
+               module_put(THIS_MODULE);
+               dev->use_count--;
+       }
+       mutex_unlock(&dev->mutex);
+       mutex_destroy(&dev->mutex);
+}
+
+static struct comedi_file_info *comedi_clear_minor(unsigned minor)
+{
+       struct comedi_file_info *info;
+
+       spin_lock(&comedi_file_info_table_lock);
+       info = comedi_file_info_table[minor];
+       comedi_file_info_table[minor] = NULL;
+       spin_unlock(&comedi_file_info_table_lock);
+       return info;
+}
+
+static void comedi_free_board_file_info(struct comedi_file_info *info)
+{
+       if (info) {
+               struct comedi_device *dev = info->device;
+               if (dev) {
+                       if (dev->class_dev) {
+                               device_destroy(comedi_class,
+                                              MKDEV(COMEDI_MAJOR, dev->minor));
+                       }
+                       comedi_device_cleanup(dev);
+                       kfree(dev);
+               }
+               kfree(info);
+       }
+}
 
 static struct comedi_file_info *comedi_file_info_from_minor(unsigned minor)
 {
@@ -2212,9 +2266,6 @@ static const struct file_operations comedi_fops = {
        .llseek = noop_llseek,
 };
 
-static struct class *comedi_class;
-static struct cdev comedi_cdev;
-
 void comedi_error(const struct comedi_device *dev, const char *s)
 {
        dev_err(dev->class_dev, "%s: %s\n", dev->driver->driver_name, s);
@@ -2264,33 +2315,6 @@ void comedi_event(struct comedi_device *dev, struct comedi_subdevice *s)
 }
 EXPORT_SYMBOL(comedi_event);
 
-static void comedi_device_init(struct comedi_device *dev)
-{
-       spin_lock_init(&dev->spinlock);
-       mutex_init(&dev->mutex);
-       dev->minor = -1;
-}
-
-static void comedi_device_cleanup(struct comedi_device *dev)
-{
-       struct module *driver_module = NULL;
-
-       if (dev == NULL)
-               return;
-       mutex_lock(&dev->mutex);
-       if (dev->attached)
-               driver_module = dev->driver->module;
-       comedi_device_detach(dev);
-       while (dev->use_count > 0) {
-               if (driver_module)
-                       module_put(driver_module);
-               module_put(THIS_MODULE);
-               dev->use_count--;
-       }
-       mutex_unlock(&dev->mutex);
-       mutex_destroy(&dev->mutex);
-}
-
 /* Note: the ->mutex is pre-locked on successful return */
 struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device)
 {
@@ -2339,33 +2363,6 @@ struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device)
        return dev;
 }
 
-static struct comedi_file_info *comedi_clear_minor(unsigned minor)
-{
-       struct comedi_file_info *info;
-
-       spin_lock(&comedi_file_info_table_lock);
-       info = comedi_file_info_table[minor];
-       comedi_file_info_table[minor] = NULL;
-       spin_unlock(&comedi_file_info_table_lock);
-       return info;
-}
-
-static void comedi_free_board_file_info(struct comedi_file_info *info)
-{
-       if (info) {
-               struct comedi_device *dev = info->device;
-               if (dev) {
-                       if (dev->class_dev) {
-                               device_destroy(comedi_class,
-                                              MKDEV(COMEDI_MAJOR, dev->minor));
-                       }
-                       comedi_device_cleanup(dev);
-                       kfree(dev);
-               }
-               kfree(info);
-       }
-}
-
 static void comedi_free_board_minor(unsigned minor)
 {
        BUG_ON(minor >= COMEDI_NUM_BOARD_MINORS);