diff options
Diffstat (limited to 'drivers/gpu/drm/vc4/vc4_plane.c')
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_plane.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c index fa6809d8b0fe..2968b3ebb895 100644 --- a/drivers/gpu/drm/vc4/vc4_plane.c +++ b/drivers/gpu/drm/vc4/vc4_plane.c @@ -759,9 +759,26 @@ void vc4_plane_async_set_fb(struct drm_plane *plane, struct drm_framebuffer *fb) vc4_state->dlist[vc4_state->ptr0_offset] = addr; } +static int vc4_prepare_fb(struct drm_plane *plane, + struct drm_plane_state *state) +{ + struct vc4_bo *bo; + struct dma_fence *fence; + + if ((plane->state->fb == state->fb) || !state->fb) + return 0; + + bo = to_vc4_bo(&drm_fb_cma_get_gem_obj(state->fb, 0)->base); + fence = reservation_object_get_excl_rcu(bo->resv); + drm_atomic_set_fence_for_plane(state, fence); + + return 0; +} + static const struct drm_plane_helper_funcs vc4_plane_helper_funcs = { .atomic_check = vc4_plane_atomic_check, .atomic_update = vc4_plane_atomic_update, + .prepare_fb = vc4_prepare_fb, }; static void vc4_plane_destroy(struct drm_plane *plane) @@ -885,7 +902,7 @@ struct drm_plane *vc4_plane_init(struct drm_device *dev, ret = drm_universal_plane_init(dev, plane, 0, &vc4_plane_funcs, formats, num_formats, - type, NULL); + NULL, type, NULL); drm_plane_helper_add(plane, &vc4_plane_helper_funcs); |