The hook gem_prime_mmap in struct drm_driver is deprecated. Document
the new requirements.
Signed-off-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
---
Documentation/gpu/todo.rst | 11 -----------
include/drm/drm_drv.h | 11 +++++++----
2 files changed, 7 insertions(+), 15 deletions(-)
diff --git a/Documentation/gpu/todo.rst b/Documentation/gpu/todo.rst
index 12e61869939e..50ad731d579b 100644
--- a/Documentation/gpu/todo.rst
+++ b/Documentation/gpu/todo.rst
@@ -268,17 +268,6 @@ Contact: Daniel Vetter
Level: Intermediate
-Clean up mmap forwarding
-------------------------
-
-A lot of drivers forward gem mmap calls to dma-buf mmap for imported buffers.
-And also a lot of them forward dma-buf mmap to the gem mmap implementations.
-There's drm_gem_prime_mmap() for this now, but still needs to be rolled out.
-
-Contact: Daniel Vetter
-
-Level: Intermediate
-
Generic fbdev defio support
---------------------------
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h
index b439ae1921b8..40d93a52cf7a 100644
--- a/include/drm/drm_drv.h
+++ b/include/drm/drm_drv.h
@@ -385,11 +385,14 @@ struct drm_driver {
* mmap hook for GEM drivers, used to implement dma-buf mmap in the
* PRIME helpers.
*
- * FIXME: There's way too much duplication going on here, and also moved
- * to &drm_gem_object_funcs.
+ * This hook only exists for historical reasons. Drivers must use
+ * drm_gem_prime_mmap() to implement it.
+ *
+ * FIXME: Convert all drivers to implement mmap in struct
+ * &drm_gem_object_funcs and inline drm_gem_prime_mmap() into
+ * its callers. This hook should be removed afterwards.
*/
- int (*gem_prime_mmap)(struct drm_gem_object *obj,
- struct vm_area_struct *vma);
+ int (*gem_prime_mmap)(struct drm_gem_object *obj, struct vm_area_struct *vma);
/**
* @dumb_create:
--
2.31.1
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