1 files changed, 85 insertions, 4 deletions

diff --git a/include/drm/drm_legacy.h b/include/drm/drm_legacy.h
index 8ed04e9be997..58dc8d8cc907 100644
--- a/include/drm/drm_legacy.h
+++ b/include/drm/drm_legacy.h
@@ -33,6 +33,8 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
+#include <linux/agp_backend.h>
+
 #include <drm/drm.h>
 #include <drm/drm_auth.h>
 #include <drm/drm_hashtab.h>
@@ -190,14 +192,13 @@ do {										\
 void drm_legacy_idlelock_take(struct drm_lock_data *lock);
 void drm_legacy_idlelock_release(struct drm_lock_data *lock);
 
+/* drm_irq.c */
+int drm_legacy_irq_uninstall(struct drm_device *dev);
+
 /* drm_pci.c */
 
 #ifdef CONFIG_PCI
 
-struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size,
-				     size_t align);
-void drm_pci_free(struct drm_device *dev, struct drm_dma_handle *dmah);
-
 int drm_legacy_pci_init(const struct drm_driver *driver,
 			struct pci_driver *pdriver);
 void drm_legacy_pci_exit(const struct drm_driver *driver,
@@ -229,6 +230,86 @@ static inline void drm_legacy_pci_exit(const struct drm_driver *driver,
 
 #endif
 
+/*
+ * AGP Support
+ */
+
+struct drm_agp_head {
+	struct agp_kern_info agp_info;
+	struct list_head memory;
+	unsigned long mode;
+	struct agp_bridge_data *bridge;
+	int enabled;
+	int acquired;
+	unsigned long base;
+	int agp_mtrr;
+	int cant_use_aperture;
+	unsigned long page_mask;
+};
+
+#if IS_ENABLED(CONFIG_DRM_LEGACY) && IS_ENABLED(CONFIG_AGP)
+struct drm_agp_head *drm_legacy_agp_init(struct drm_device *dev);
+int drm_legacy_agp_acquire(struct drm_device *dev);
+int drm_legacy_agp_release(struct drm_device *dev);
+int drm_legacy_agp_enable(struct drm_device *dev, struct drm_agp_mode mode);
+int drm_legacy_agp_info(struct drm_device *dev, struct drm_agp_info *info);
+int drm_legacy_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request);
+int drm_legacy_agp_free(struct drm_device *dev, struct drm_agp_buffer *request);
+int drm_legacy_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request);
+int drm_legacy_agp_bind(struct drm_device *dev, struct drm_agp_binding *request);
+#else
+static inline struct drm_agp_head *drm_legacy_agp_init(struct drm_device *dev)
+{
+	return NULL;
+}
+
+static inline int drm_legacy_agp_acquire(struct drm_device *dev)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_release(struct drm_device *dev)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_enable(struct drm_device *dev,
+					struct drm_agp_mode mode)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_info(struct drm_device *dev,
+				      struct drm_agp_info *info)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_alloc(struct drm_device *dev,
+				       struct drm_agp_buffer *request)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_free(struct drm_device *dev,
+				      struct drm_agp_buffer *request)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_unbind(struct drm_device *dev,
+					struct drm_agp_binding *request)
+{
+	return -ENODEV;
+}
+
+static inline int drm_legacy_agp_bind(struct drm_device *dev,
+				      struct drm_agp_binding *request)
+{
+	return -ENODEV;
+}
+#endif
+
 /* drm_memory.c */
 void drm_legacy_ioremap(struct drm_local_map *map, struct drm_device *dev);
 void drm_legacy_ioremap_wc(struct drm_local_map *map, struct drm_device *dev);