diff options
Diffstat (limited to 'drivers/staging/rdma/hfi1/user_sdma.h')
| -rw-r--r-- | drivers/staging/rdma/hfi1/user_sdma.h | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/drivers/staging/rdma/hfi1/user_sdma.h b/drivers/staging/rdma/hfi1/user_sdma.h deleted file mode 100644 index b9240e351161..000000000000 --- a/drivers/staging/rdma/hfi1/user_sdma.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * Copyright(c) 2015, 2016 Intel Corporation. - * - * This file is provided under a dual BSD/GPLv2 license. When using or - * redistributing this file, you may do so under either license. - * - * GPL LICENSE SUMMARY - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of version 2 of the GNU General Public License as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * BSD LICENSE - * - * 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. - * - Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ -#include <linux/device.h> -#include <linux/wait.h> - -#include "common.h" -#include "iowait.h" -#include "user_exp_rcv.h" - -extern uint extended_psn; - -struct hfi1_user_sdma_pkt_q { - struct list_head list; - unsigned ctxt; - unsigned subctxt; - u16 n_max_reqs; - atomic_t n_reqs; - u16 reqidx; - struct hfi1_devdata *dd; - struct kmem_cache *txreq_cache; - struct user_sdma_request *reqs; - struct iowait busy; - unsigned state; - wait_queue_head_t wait; - unsigned long unpinned; - struct rb_root sdma_rb_root; - u32 n_locked; - struct list_head evict; - spinlock_t evict_lock; /* protect evict and n_locked */ -}; - -struct hfi1_user_sdma_comp_q { - u16 nentries; - struct hfi1_sdma_comp_entry *comps; -}; - -int hfi1_user_sdma_alloc_queues(struct hfi1_ctxtdata *, struct file *); -int hfi1_user_sdma_free_queues(struct hfi1_filedata *); -int hfi1_user_sdma_process_request(struct file *, struct iovec *, unsigned long, - unsigned long *); |