include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit...

[mv-sheeva.git] / include / drm / drmP.h

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index ffac157fb5b2958aa33df80184a535a5fb5b9af6..cca2845bca55f22123b9f86078738e8b0197e807 100644 (file)
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -55,6 +55,7 @@
 #include <linux/mm.h>
 #include <linux/cdev.h>
 #include <linux/mutex.h>
+#include <linux/slab.h>
 #if defined(__alpha__) || defined(__powerpc__)
 #include <asm/pgtable.h>       /* For pte_wrprotect */
 #endif
@@ -801,6 +802,7 @@ struct drm_driver {
         */
        int (*gem_init_object) (struct drm_gem_object *obj);
        void (*gem_free_object) (struct drm_gem_object *obj);
+       void (*gem_free_object_unlocked) (struct drm_gem_object *obj);
 
        /* vga arb irq handler */
        void (*vgaarb_irq)(struct drm_device *dev, bool state);
@@ -1427,6 +1429,7 @@ extern void drm_sysfs_connector_remove(struct drm_connector *connector);
 int drm_gem_init(struct drm_device *dev);
 void drm_gem_destroy(struct drm_device *dev);
 void drm_gem_object_free(struct kref *kref);
+void drm_gem_object_free_unlocked(struct kref *kref);
 struct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev,
                                            size_t size);
 void drm_gem_object_handle_free(struct kref *kref);
@@ -1443,10 +1446,15 @@ drm_gem_object_reference(struct drm_gem_object *obj)
 static inline void
 drm_gem_object_unreference(struct drm_gem_object *obj)
 {
-       if (obj == NULL)
-               return;
+       if (obj != NULL)
+               kref_put(&obj->refcount, drm_gem_object_free);
+}
 
-       kref_put(&obj->refcount, drm_gem_object_free);
+static inline void
+drm_gem_object_unreference_unlocked(struct drm_gem_object *obj)
+{
+       if (obj != NULL)
+               kref_put(&obj->refcount, drm_gem_object_free_unlocked);
 }
 
 int drm_gem_handle_create(struct drm_file *file_priv,
@@ -1475,6 +1483,21 @@ drm_gem_object_handle_unreference(struct drm_gem_object *obj)
        drm_gem_object_unreference(obj);
 }
 
+static inline void
+drm_gem_object_handle_unreference_unlocked(struct drm_gem_object *obj)
+{
+       if (obj == NULL)
+               return;
+
+       /*
+       * Must bump handle count first as this may be the last
+       * ref, in which case the object would disappear before we
+       * checked for a name
+       */
+       kref_put(&obj->handlecount, drm_gem_object_handle_free);
+       drm_gem_object_unreference_unlocked(obj);
+}
+
 struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev,
                                             struct drm_file *filp,
                                             u32 handle);