60 	struct vmw_private *dev_priv = vmw_priv(dev);  in vmw_overlay()  local
61 	return dev_priv ? dev_priv->overlay_priv : NULL;  in vmw_overlay()
96 static int vmw_overlay_send_put(struct vmw_private *dev_priv,  in vmw_overlay_send_put()  argument
103 	bool have_so = (dev_priv->active_display_unit == vmw_du_screen_object);  in vmw_overlay_send_put()
127 	cmds = vmw_fifo_reserve(dev_priv, fifo_size);  in vmw_overlay_send_put()
174 	vmw_fifo_commit(dev_priv, fifo_size);  in vmw_overlay_send_put()
185 static int vmw_overlay_send_stop(struct vmw_private *dev_priv,  in vmw_overlay_send_stop()  argument
197 		cmds = vmw_fifo_reserve(dev_priv, sizeof(*cmds));  in vmw_overlay_send_stop()
201 		ret = vmw_fallback_wait(dev_priv, false, true, 0,  in vmw_overlay_send_stop()
216 	vmw_fifo_commit(dev_priv, sizeof(*cmds));  in vmw_overlay_send_stop()
227 static int vmw_overlay_move_buffer(struct vmw_private *dev_priv,  in vmw_overlay_move_buffer()  argument
232 		return vmw_dmabuf_unpin(dev_priv, buf, inter);  in vmw_overlay_move_buffer()
234 	if (dev_priv->active_display_unit == vmw_du_legacy)  in vmw_overlay_move_buffer()
235 		return vmw_dmabuf_pin_in_vram(dev_priv, buf, inter);  in vmw_overlay_move_buffer()
237 	return vmw_dmabuf_pin_in_vram_or_gmr(dev_priv, buf, inter);  in vmw_overlay_move_buffer()
252 static int vmw_overlay_stop(struct vmw_private *dev_priv,  in vmw_overlay_stop()  argument
256 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_stop()
266 		ret = vmw_overlay_send_stop(dev_priv, stream_id,  in vmw_overlay_stop()
272 		ret = vmw_overlay_move_buffer(dev_priv, stream->buf, false,  in vmw_overlay_stop()
299 static int vmw_overlay_update_stream(struct vmw_private *dev_priv,  in vmw_overlay_update_stream()  argument
304 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_update_stream()
315 		ret = vmw_overlay_stop(dev_priv, arg->stream_id,  in vmw_overlay_update_stream()
323 		ret = vmw_overlay_send_put(dev_priv, buf, arg, interruptible);  in vmw_overlay_update_stream()
335 	ret = vmw_overlay_move_buffer(dev_priv, buf, true, interruptible);  in vmw_overlay_update_stream()
339 	ret = vmw_overlay_send_put(dev_priv, buf, arg, interruptible);  in vmw_overlay_update_stream()
344 		BUG_ON(vmw_overlay_move_buffer(dev_priv, buf, false, false)  in vmw_overlay_update_stream()
365 int vmw_overlay_stop_all(struct vmw_private *dev_priv)  in vmw_overlay_stop_all()  argument
367 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_stop_all()
380 		ret = vmw_overlay_stop(dev_priv, i, false, false);  in vmw_overlay_stop_all()
396 int vmw_overlay_resume_all(struct vmw_private *dev_priv)  in vmw_overlay_resume_all()  argument
398 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_resume_all()
411 		ret = vmw_overlay_update_stream(dev_priv, stream->buf,  in vmw_overlay_resume_all()
430 int vmw_overlay_pause_all(struct vmw_private *dev_priv)  in vmw_overlay_pause_all()  argument
432 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_pause_all()
444 		ret = vmw_overlay_stop(dev_priv, i, true, false);  in vmw_overlay_pause_all()
454 static bool vmw_overlay_available(const struct vmw_private *dev_priv)  in vmw_overlay_available()  argument
456 	return (dev_priv->overlay_priv != NULL &&  in vmw_overlay_available()
457 		((dev_priv->fifo.capabilities & VMW_OVERLAY_CAP_MASK) ==  in vmw_overlay_available()
465 	struct vmw_private *dev_priv = vmw_priv(dev);  in vmw_overlay_ioctl()  local
466 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_ioctl()
473 	if (!vmw_overlay_available(dev_priv))  in vmw_overlay_ioctl()
476 	ret = vmw_user_stream_lookup(dev_priv, tfile, &arg->stream_id, &res);  in vmw_overlay_ioctl()
483 		ret = vmw_overlay_stop(dev_priv, arg->stream_id, false, true);  in vmw_overlay_ioctl()
491 	ret = vmw_overlay_update_stream(dev_priv, buf, arg, true);  in vmw_overlay_ioctl()
502 int vmw_overlay_num_overlays(struct vmw_private *dev_priv)  in vmw_overlay_num_overlays()  argument
504 	if (!vmw_overlay_available(dev_priv))  in vmw_overlay_num_overlays()
510 int vmw_overlay_num_free_overlays(struct vmw_private *dev_priv)  in vmw_overlay_num_free_overlays()  argument
512 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_num_free_overlays()
515 	if (!vmw_overlay_available(dev_priv))  in vmw_overlay_num_free_overlays()
529 int vmw_overlay_claim(struct vmw_private *dev_priv, uint32_t *out)  in vmw_overlay_claim()  argument
531 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_claim()
554 int vmw_overlay_unref(struct vmw_private *dev_priv, uint32_t stream_id)  in vmw_overlay_unref()  argument
556 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_unref()
566 	vmw_overlay_stop(dev_priv, stream_id, false, false);  in vmw_overlay_unref()
573 int vmw_overlay_init(struct vmw_private *dev_priv)  in vmw_overlay_init()  argument
578 	if (dev_priv->overlay_priv)  in vmw_overlay_init()
592 	dev_priv->overlay_priv = overlay;  in vmw_overlay_init()
597 int vmw_overlay_close(struct vmw_private *dev_priv)  in vmw_overlay_close()  argument
599 	struct vmw_overlay *overlay = dev_priv->overlay_priv;  in vmw_overlay_close()
609 			vmw_overlay_stop(dev_priv, i, false, false);  in vmw_overlay_close()
615 	dev_priv->overlay_priv = NULL;  in vmw_overlay_close()