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authorBen Skeggs <bskeggs@redhat.com>2011-06-09 00:24:59 +0000
committerDave Airlie <airlied@redhat.com>2011-06-21 12:32:33 +1000
commit304eda32920b5e23f6b9bc12eb40c7dc52a464ba (patch)
treec36e760a7ea45158999fe541134bff7841af94c5 /drivers/gpu/drm/drm_gem.c
parenta377e187df725fe7e62d2cec59ec290c5a605d93 (diff)
drm/gem: add hooks to notify driver when object handle is created/destroyed
Nouveau is going to use these hooks to map/unmap objects from a client's private GPU address space. Signed-off-by: Ben Skeggs <bskeggs@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/drm_gem.c')
-rw-r--r--drivers/gpu/drm/drm_gem.c21
1 files changed, 19 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index 74e4ff57801..bad33596639 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -210,6 +210,8 @@ drm_gem_handle_delete(struct drm_file *filp, u32 handle)
idr_remove(&filp->object_idr, handle);
spin_unlock(&filp->table_lock);
+ if (dev->driver->gem_close_object)
+ dev->driver->gem_close_object(obj, filp);
drm_gem_object_handle_unreference_unlocked(obj);
return 0;
@@ -226,7 +228,8 @@ drm_gem_handle_create(struct drm_file *file_priv,
struct drm_gem_object *obj,
u32 *handlep)
{
- int ret;
+ struct drm_device *dev = obj->dev;
+ int ret;
/*
* Get the user-visible handle using idr.
@@ -247,6 +250,15 @@ again:
return ret;
drm_gem_object_handle_reference(obj);
+
+ if (dev->driver->gem_open_object) {
+ ret = dev->driver->gem_open_object(obj, file_priv);
+ if (ret) {
+ drm_gem_handle_delete(file_priv, *handlep);
+ return ret;
+ }
+ }
+
return 0;
}
EXPORT_SYMBOL(drm_gem_handle_create);
@@ -401,7 +413,12 @@ drm_gem_open(struct drm_device *dev, struct drm_file *file_private)
static int
drm_gem_object_release_handle(int id, void *ptr, void *data)
{
+ struct drm_file *file_priv = data;
struct drm_gem_object *obj = ptr;
+ struct drm_device *dev = obj->dev;
+
+ if (dev->driver->gem_close_object)
+ dev->driver->gem_close_object(obj, file_priv);
drm_gem_object_handle_unreference_unlocked(obj);
@@ -417,7 +434,7 @@ void
drm_gem_release(struct drm_device *dev, struct drm_file *file_private)
{
idr_for_each(&file_private->object_idr,
- &drm_gem_object_release_handle, NULL);
+ &drm_gem_object_release_handle, file_private);
idr_remove_all(&file_private->object_idr);
idr_destroy(&file_private->object_idr);