1*4882a593Smuzhiyun /* SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause) */ 2*4882a593Smuzhiyun /* 3*4882a593Smuzhiyun * Copyright(c) 2018 - 2020 Intel Corporation. 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * This file is provided under a dual BSD/GPLv2 license. When using or 6*4882a593Smuzhiyun * redistributing this file, you may do so under either license. 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * GPL LICENSE SUMMARY 9*4882a593Smuzhiyun * 10*4882a593Smuzhiyun * This program is free software; you can redistribute it and/or modify 11*4882a593Smuzhiyun * it under the terms of version 2 of the GNU General Public License as 12*4882a593Smuzhiyun * published by the Free Software Foundation. 13*4882a593Smuzhiyun * 14*4882a593Smuzhiyun * This program is distributed in the hope that it will be useful, but 15*4882a593Smuzhiyun * WITHOUT ANY WARRANTY; without even the implied warranty of 16*4882a593Smuzhiyun * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 17*4882a593Smuzhiyun * General Public License for more details. 18*4882a593Smuzhiyun * 19*4882a593Smuzhiyun * BSD LICENSE 20*4882a593Smuzhiyun * 21*4882a593Smuzhiyun * Redistribution and use in source and binary forms, with or without 22*4882a593Smuzhiyun * modification, are permitted provided that the following conditions 23*4882a593Smuzhiyun * are met: 24*4882a593Smuzhiyun * 25*4882a593Smuzhiyun * - Redistributions of source code must retain the above copyright 26*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer. 27*4882a593Smuzhiyun * - Redistributions in binary form must reproduce the above copyright 28*4882a593Smuzhiyun * notice, this list of conditions and the following disclaimer in 29*4882a593Smuzhiyun * the documentation and/or other materials provided with the 30*4882a593Smuzhiyun * distribution. 31*4882a593Smuzhiyun * - Neither the name of Intel Corporation nor the names of its 32*4882a593Smuzhiyun * contributors may be used to endorse or promote products derived 33*4882a593Smuzhiyun * from this software without specific prior written permission. 34*4882a593Smuzhiyun * 35*4882a593Smuzhiyun * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 36*4882a593Smuzhiyun * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 37*4882a593Smuzhiyun * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 38*4882a593Smuzhiyun * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 39*4882a593Smuzhiyun * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 40*4882a593Smuzhiyun * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 41*4882a593Smuzhiyun * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 42*4882a593Smuzhiyun * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 43*4882a593Smuzhiyun * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 44*4882a593Smuzhiyun * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 45*4882a593Smuzhiyun * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 46*4882a593Smuzhiyun * 47*4882a593Smuzhiyun */ 48*4882a593Smuzhiyun #ifndef _HFI1_MSIX_H 49*4882a593Smuzhiyun #define _HFI1_MSIX_H 50*4882a593Smuzhiyun 51*4882a593Smuzhiyun #include "hfi.h" 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun /* MSIx interface */ 54*4882a593Smuzhiyun int msix_initialize(struct hfi1_devdata *dd); 55*4882a593Smuzhiyun int msix_request_irqs(struct hfi1_devdata *dd); 56*4882a593Smuzhiyun void msix_clean_up_interrupts(struct hfi1_devdata *dd); 57*4882a593Smuzhiyun int msix_request_general_irq(struct hfi1_devdata *dd); 58*4882a593Smuzhiyun int msix_request_rcd_irq(struct hfi1_ctxtdata *rcd); 59*4882a593Smuzhiyun int msix_request_sdma_irq(struct sdma_engine *sde); 60*4882a593Smuzhiyun void msix_free_irq(struct hfi1_devdata *dd, u8 msix_intr); 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun /* Netdev interface */ 63*4882a593Smuzhiyun void msix_netdev_synchronize_irq(struct hfi1_devdata *dd); 64*4882a593Smuzhiyun int msix_netdev_request_rcd_irq(struct hfi1_ctxtdata *rcd); 65*4882a593Smuzhiyun 66*4882a593Smuzhiyun #endif 67