1 #ifndef _HFI1_USER_EXP_RCV_H 2 #define _HFI1_USER_EXP_RCV_H 3 /* 4 * Copyright(c) 2015, 2016 Intel Corporation. 5 * 6 * This file is provided under a dual BSD/GPLv2 license. When using or 7 * redistributing this file, you may do so under either license. 8 * 9 * GPL LICENSE SUMMARY 10 * 11 * This program is free software; you can redistribute it and/or modify 12 * it under the terms of version 2 of the GNU General Public License as 13 * published by the Free Software Foundation. 14 * 15 * This program is distributed in the hope that it will be useful, but 16 * WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 18 * General Public License for more details. 19 * 20 * BSD LICENSE 21 * 22 * Redistribution and use in source and binary forms, with or without 23 * modification, are permitted provided that the following conditions 24 * are met: 25 * 26 * - Redistributions of source code must retain the above copyright 27 * notice, this list of conditions and the following disclaimer. 28 * - Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in 30 * the documentation and/or other materials provided with the 31 * distribution. 32 * - Neither the name of Intel Corporation nor the names of its 33 * contributors may be used to endorse or promote products derived 34 * from this software without specific prior written permission. 35 * 36 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 37 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 38 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 39 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 40 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 42 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 43 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 44 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 45 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 46 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 47 * 48 */ 49 50 #include "hfi.h" 51 52 #define EXP_TID_TIDLEN_MASK 0x7FFULL 53 #define EXP_TID_TIDLEN_SHIFT 0 54 #define EXP_TID_TIDCTRL_MASK 0x3ULL 55 #define EXP_TID_TIDCTRL_SHIFT 20 56 #define EXP_TID_TIDIDX_MASK 0x3FFULL 57 #define EXP_TID_TIDIDX_SHIFT 22 58 #define EXP_TID_GET(tid, field) \ 59 (((tid) >> EXP_TID_TID##field##_SHIFT) & EXP_TID_TID##field##_MASK) 60 61 #define EXP_TID_SET(field, value) \ 62 (((value) & EXP_TID_TID##field##_MASK) << \ 63 EXP_TID_TID##field##_SHIFT) 64 #define EXP_TID_CLEAR(tid, field) ({ \ 65 (tid) &= ~(EXP_TID_TID##field##_MASK << \ 66 EXP_TID_TID##field##_SHIFT); \ 67 }) 68 #define EXP_TID_RESET(tid, field, value) do { \ 69 EXP_TID_CLEAR(tid, field); \ 70 (tid) |= EXP_TID_SET(field, (value)); \ 71 } while (0) 72 73 int hfi1_user_exp_rcv_init(struct file *); 74 int hfi1_user_exp_rcv_free(struct hfi1_filedata *); 75 int hfi1_user_exp_rcv_setup(struct file *, struct hfi1_tid_info *); 76 int hfi1_user_exp_rcv_clear(struct file *, struct hfi1_tid_info *); 77 int hfi1_user_exp_rcv_invalid(struct file *, struct hfi1_tid_info *); 78 79 #endif /* _HFI1_USER_EXP_RCV_H */ 80