diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2019-09-06 14:20:55 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2019-09-09 12:52:21 +0200 |
| commit | f3309105b87956bdadfcc35bf0cefc463f427c9b (patch) | |
| tree | d9ad0521fed52a438f9d31a1b77897314cdc9e68 /include/drm | |
| parent | bc25bb9192c0438d84bf69ab72de02d3a4c3f827 (diff) | |
| download | linux-f3309105b87956bdadfcc35bf0cefc463f427c9b.tar.bz2 | |
drm/vram: Add infrastructure for move_notify()
This patch prepares VRAM helpers for lazy unmapping of buffer objects.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reported-and-tested-by: Davidlohr Bueso <dbueso@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20190906122056.32018-4-tzimmermann@suse.de
Diffstat (limited to 'include/drm')
| -rw-r--r-- | include/drm/drm_vram_mm_helper.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/drm/drm_vram_mm_helper.h b/include/drm/drm_vram_mm_helper.h index 2aacfb1ccfae..7fb8700f45fe 100644 --- a/include/drm/drm_vram_mm_helper.h +++ b/include/drm/drm_vram_mm_helper.h @@ -15,6 +15,8 @@ struct drm_device; &ttm_bo_driver.evict_flags * @verify_access: Provides an implementation for \ struct &ttm_bo_driver.verify_access + * @move_notify: Provides an implementation for + * struct &ttm_bo_driver.move_notify * * These callback function integrate VRAM MM with TTM buffer objects. New * functions can be added if necessary. @@ -23,6 +25,8 @@ struct drm_vram_mm_funcs { void (*evict_flags)(struct ttm_buffer_object *bo, struct ttm_placement *placement); int (*verify_access)(struct ttm_buffer_object *bo, struct file *filp); + void (*move_notify)(struct ttm_buffer_object *bo, bool evict, + struct ttm_mem_reg *new_mem); }; /** |