/* * Copyright (c) 2007, 2008 QLogic Corporation. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include <linux/device.h> struct ipath_user_sdma_queue; struct ipath_user_sdma_queue * ipath_user_sdma_queue_create(struct device *dev, int unit, int port, int sport); void ipath_user_sdma_queue_destroy(struct ipath_user_sdma_queue *pq); int ipath_user_sdma_writev(struct ipath_devdata *dd, struct ipath_user_sdma_queue *pq, const struct iovec *iov, unsigned long dim); int ipath_user_sdma_make_progress(struct ipath_devdata *dd, struct ipath_user_sdma_queue *pq); void ipath_user_sdma_queue_drain(struct ipath_devdata *dd, struct ipath_user_sdma_queue *pq); u32 ipath_user_sdma_complete_counter(const struct ipath_user_sdma_queue *pq); u32 ipath_user_sdma_inflight_counter(struct ipath_user_sdma_queue *pq);