diff options
Diffstat (limited to 'drivers/gpu/drm/drm_atomic.c')
-rw-r--r-- | drivers/gpu/drm/drm_atomic.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c index dac0875e669c..d99ab2f6663f 100644 --- a/drivers/gpu/drm/drm_atomic.c +++ b/drivers/gpu/drm/drm_atomic.c @@ -1564,72 +1564,6 @@ void drm_atomic_clean_old_fb(struct drm_device *dev, } EXPORT_SYMBOL(drm_atomic_clean_old_fb); -int drm_atomic_remove_fb(struct drm_framebuffer *fb) -{ - struct drm_modeset_acquire_ctx ctx; - struct drm_device *dev = fb->dev; - struct drm_atomic_state *state; - struct drm_plane *plane; - int ret = 0; - unsigned plane_mask; - - state = drm_atomic_state_alloc(dev); - if (!state) - return -ENOMEM; - - drm_modeset_acquire_init(&ctx, 0); - state->acquire_ctx = &ctx; - -retry: - plane_mask = 0; - ret = drm_modeset_lock_all_ctx(dev, &ctx); - if (ret) - goto unlock; - - drm_for_each_plane(plane, dev) { - struct drm_plane_state *plane_state; - - if (plane->state->fb != fb) - continue; - - plane_state = drm_atomic_get_plane_state(state, plane); - if (IS_ERR(plane_state)) { - ret = PTR_ERR(plane_state); - goto unlock; - } - - drm_atomic_set_fb_for_plane(plane_state, NULL); - ret = drm_atomic_set_crtc_for_plane(plane_state, NULL); - if (ret) - goto unlock; - - plane_mask |= BIT(drm_plane_index(plane)); - - plane->old_fb = plane->fb; - plane->fb = NULL; - } - - if (plane_mask) - ret = drm_atomic_commit(state); - -unlock: - if (plane_mask) - drm_atomic_clean_old_fb(dev, plane_mask, ret); - - if (ret == -EDEADLK) { - drm_modeset_backoff(&ctx); - goto retry; - } - - if (ret || !plane_mask) - drm_atomic_state_free(state); - - drm_modeset_drop_locks(&ctx); - drm_modeset_acquire_fini(&ctx); - - return ret; -} - int drm_mode_atomic_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) { |