1 /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ 2 /* 3 * Copyright(c) 2018 Intel Corporation. 4 * 5 * This file is provided under a dual BSD/GPLv2 license. When using or 6 * redistributing this file, you may do so under either license. 7 * 8 * GPL LICENSE SUMMARY 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of version 2 of the GNU General Public License as 12 * published by the Free Software Foundation. 13 * 14 * This program is distributed in the hope that it will be useful, but 15 * WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17 * General Public License for more details. 18 * 19 * BSD LICENSE 20 * 21 * Redistribution and use in source and binary forms, with or without 22 * modification, are permitted provided that the following conditions 23 * are met: 24 * 25 * - Redistributions of source code must retain the above copyright 26 * notice, this list of conditions and the following disclaimer. 27 * - Redistributions in binary form must reproduce the above copyright 28 * notice, this list of conditions and the following disclaimer in 29 * the documentation and/or other materials provided with the 30 * distribution. 31 * - Neither the name of Intel Corporation nor the names of its 32 * contributors may be used to endorse or promote products derived 33 * from this software without specific prior written permission. 34 * 35 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 36 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 37 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 38 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 39 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 41 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 42 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 43 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 44 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 45 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 46 * 47 */ 48 #ifndef _HFI1_MSIX_H 49 #define _HFI1_MSIX_H 50 51 #include "hfi.h" 52 53 /* MSIx interface */ 54 int msix_initialize(struct hfi1_devdata *dd); 55 int msix_request_irqs(struct hfi1_devdata *dd); 56 void msix_clean_up_interrupts(struct hfi1_devdata *dd); 57 int msix_request_rcd_irq(struct hfi1_ctxtdata *rcd); 58 int msix_request_sdma_irq(struct sdma_engine *sde); 59 void msix_free_irq(struct hfi1_devdata *dd, u8 msix_intr); 60 61 /* VNIC interface */ 62 void msix_vnic_synchronize_irq(struct hfi1_devdata *dd); 63 64 #endif 65