300 	struct vmw_fifo_state *fifo_state = &dev_priv->fifo;  in vmw_local_fifo_reserve()  local
305 	uint32_t reserveable = fifo_state->capabilities & SVGA_FIFO_CAP_RESERVE;  in vmw_local_fifo_reserve()
308 	mutex_lock(&fifo_state->fifo_mutex);  in vmw_local_fifo_reserve()
316 	BUG_ON(fifo_state->reserved_size != 0);  in vmw_local_fifo_reserve()
317 	BUG_ON(fifo_state->dynamic_buffer != NULL);  in vmw_local_fifo_reserve()
319 	fifo_state->reserved_size = bytes;  in vmw_local_fifo_reserve()
353 				fifo_state->using_bounce_buffer = false;  in vmw_local_fifo_reserve()
366 			fifo_state->using_bounce_buffer = true;  in vmw_local_fifo_reserve()
367 			if (bytes < fifo_state->static_buffer_size)  in vmw_local_fifo_reserve()
368 				return fifo_state->static_buffer;  in vmw_local_fifo_reserve()
370 				fifo_state->dynamic_buffer = vmalloc(bytes);  in vmw_local_fifo_reserve()
371 				if (!fifo_state->dynamic_buffer)  in vmw_local_fifo_reserve()
373 				return fifo_state->dynamic_buffer;  in vmw_local_fifo_reserve()
378 	fifo_state->reserved_size = 0;  in vmw_local_fifo_reserve()
379 	mutex_unlock(&fifo_state->fifo_mutex);  in vmw_local_fifo_reserve()
408 static void vmw_fifo_res_copy(struct vmw_fifo_state *fifo_state,  in vmw_fifo_res_copy()  argument
415 	uint32_t *buffer = (fifo_state->dynamic_buffer != NULL) ?  in vmw_fifo_res_copy()
416 	    fifo_state->dynamic_buffer : fifo_state->static_buffer;  in vmw_fifo_res_copy()
429 static void vmw_fifo_slow_copy(struct vmw_fifo_state *fifo_state,  in vmw_fifo_slow_copy()  argument
434 	uint32_t *buffer = (fifo_state->dynamic_buffer != NULL) ?  in vmw_fifo_slow_copy()
435 	    fifo_state->dynamic_buffer : fifo_state->static_buffer;  in vmw_fifo_slow_copy()
451 	struct vmw_fifo_state *fifo_state = &dev_priv->fifo;  in vmw_local_fifo_commit()  local
456 	bool reserveable = fifo_state->capabilities & SVGA_FIFO_CAP_RESERVE;  in vmw_local_fifo_commit()
458 	if (fifo_state->dx)  in vmw_local_fifo_commit()
461 	fifo_state->dx = false;  in vmw_local_fifo_commit()
463 	BUG_ON(bytes > fifo_state->reserved_size);  in vmw_local_fifo_commit()
465 	fifo_state->reserved_size = 0;  in vmw_local_fifo_commit()
467 	if (fifo_state->using_bounce_buffer) {  in vmw_local_fifo_commit()
469 			vmw_fifo_res_copy(fifo_state, fifo_mem,  in vmw_local_fifo_commit()
472 			vmw_fifo_slow_copy(fifo_state, fifo_mem,  in vmw_local_fifo_commit()
475 		if (fifo_state->dynamic_buffer) {  in vmw_local_fifo_commit()
476 			vfree(fifo_state->dynamic_buffer);  in vmw_local_fifo_commit()
477 			fifo_state->dynamic_buffer = NULL;  in vmw_local_fifo_commit()
482 	down_write(&fifo_state->rwsem);  in vmw_local_fifo_commit()
483 	if (fifo_state->using_bounce_buffer || reserveable) {  in vmw_local_fifo_commit()
494 	up_write(&fifo_state->rwsem);  in vmw_local_fifo_commit()
496 	mutex_unlock(&fifo_state->fifo_mutex);  in vmw_local_fifo_commit()
541 	struct vmw_fifo_state *fifo_state = &dev_priv->fifo;  in vmw_fifo_send_fence()  local
560 	if (!(fifo_state->capabilities & SVGA_FIFO_CAP_FENCE)) {  in vmw_fifo_send_fence()
575 	(void) vmw_marker_push(&fifo_state->marker_queue, *seqno);  in vmw_fifo_send_fence()
576 	vmw_update_seqno(dev_priv, fifo_state);  in vmw_fifo_send_fence()