drm: don't export dri1 locking functions

Only used by ioctl, not by any in-tree drivers.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/drm_lock.c

@@ -37,6 +37,8 @@
 
 static int drm_notifier(void *priv);
 
+static int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context);
+
 /**
  * Lock ioctl.
  *
@@ -172,6 +174,7 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
  *
  * Attempt to mark the lock as held by the given context, via the \p cmpxchg instruction.
  */
+static
 int drm_lock_take(struct drm_lock_data *lock_data,
 		  unsigned int context)
 {
@@ -208,7 +211,6 @@ int drm_lock_take(struct drm_lock_data *lock_data,
 	}
 	return 0;
 }
-EXPORT_SYMBOL(drm_lock_take);
 
 /**
  * This takes a lock forcibly and hands it to context.	Should ONLY be used
@@ -276,7 +278,6 @@ int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context)
 	wake_up_interruptible(&lock_data->lock_queue);
 	return 0;
 }
-EXPORT_SYMBOL(drm_lock_free);
 
 /**
  * If we get here, it means that the process has called DRM_IOCTL_LOCK
@@ -339,7 +340,6 @@ void drm_idlelock_take(struct drm_lock_data *lock_data)
 	}
 	spin_unlock_bh(&lock_data->spinlock);
 }
-EXPORT_SYMBOL(drm_idlelock_take);
 
 void drm_idlelock_release(struct drm_lock_data *lock_data)
 {
@@ -359,8 +359,6 @@ void drm_idlelock_release(struct drm_lock_data *lock_data)
 	}
 	spin_unlock_bh(&lock_data->spinlock);
 }
-EXPORT_SYMBOL(drm_idlelock_release);
-
 
 int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv)
 {
@@ -369,5 +367,3 @@ int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv)
 		_DRM_LOCK_IS_HELD(master->lock.hw_lock->lock) &&
 		master->lock.file_priv == file_priv);
 }
-
-EXPORT_SYMBOL(drm_i_have_hw_lock);

include/drm/drmP.h

@@ -1252,7 +1252,6 @@ extern int drm_lock(struct drm_device *dev, void *data,
 		    struct drm_file *file_priv);
 extern int drm_unlock(struct drm_device *dev, void *data,
 		      struct drm_file *file_priv);
-extern int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context);
 extern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context);
 extern void drm_idlelock_take(struct drm_lock_data *lock_data);
 extern void drm_idlelock_release(struct drm_lock_data *lock_data);