From bfea578352aaaed08555e86c9951b3932f39d122 Mon Sep 17 00:00:00 2001
From: Robert Noland <rnoland@2hip.net>
Date: Fri, 22 Aug 2008 21:45:41 -0400
Subject: [FreeBSD] Add drm_drawable_free_all()

---
 bsd-core/drmP.h         |  3 +++
 bsd-core/drm_drawable.c | 19 +++++++++++++++++++
 bsd-core/drm_drv.c      |  2 ++
 3 files changed, 24 insertions(+)

(limited to 'bsd-core')

diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h
index 473427f3..74487e55 100644
--- a/bsd-core/drmP.h
+++ b/bsd-core/drmP.h
@@ -1031,6 +1031,9 @@ int	drm_update_draw(struct drm_device *dev, void *data,
 struct drm_drawable_info *drm_get_drawable_info(struct drm_device *dev,
 						int handle);
 
+/* Drawable support (drm_drawable.c) */
+void drm_drawable_free_all(struct drm_device *dev);
+
 /* Authentication IOCTL support (drm_auth.c) */
 int	drm_getmagic(struct drm_device *dev, void *data,
 		     struct drm_file *file_priv);
diff --git a/bsd-core/drm_drawable.c b/bsd-core/drm_drawable.c
index 268b956c..1d85cb45 100644
--- a/bsd-core/drm_drawable.c
+++ b/bsd-core/drm_drawable.c
@@ -151,3 +151,22 @@ int drm_update_draw(struct drm_device *dev, void *data,
 		return EINVAL;
 	}
 }
+
+void drm_drawable_free_all(struct drm_device *dev)
+{
+	struct bsd_drm_drawable_info *info, *next;
+
+	DRM_SPINLOCK(&dev->drw_lock);
+	for (info = RB_MIN(drawable_tree, &dev->drw_head);
+	    info != NULL ; info = next) {
+		next = RB_NEXT(drawable_tree, &dev->drw_head, info);
+		RB_REMOVE(drawable_tree, &dev->drw_head,
+		    (struct bsd_drm_drawable_info *)info);
+		DRM_SPINUNLOCK(&dev->drw_lock);
+		free_unr(dev->drw_unrhdr, info->handle);
+		drm_free(info, sizeof(struct bsd_drm_drawable_info),
+		    DRM_MEM_DRAWABLE);
+		DRM_SPINLOCK(&dev->drw_lock);
+	}
+	DRM_SPINUNLOCK(&dev->drw_lock);
+}
diff --git a/bsd-core/drm_drv.c b/bsd-core/drm_drv.c
index d369af4c..32b284e1 100644
--- a/bsd-core/drm_drv.c
+++ b/bsd-core/drm_drv.c
@@ -460,6 +460,8 @@ static int drm_lastclose(struct drm_device *dev)
 		dev->magiclist[i].head = dev->magiclist[i].tail = NULL;
 	}
 
+	drm_drawable_free_all(dev);
+
 				/* Clear AGP information */
 	if ( dev->agp ) {
 		drm_agp_mem_t *entry;
-- 
cgit v1.2.3