1*ca853deeSEric Joyner /* SPDX-License-Identifier: BSD-3-Clause */ 2*ca853deeSEric Joyner /* Copyright (c) 2021, Intel Corporation 3*ca853deeSEric Joyner * All rights reserved. 4*ca853deeSEric Joyner * 5*ca853deeSEric Joyner * Redistribution and use in source and binary forms, with or without 6*ca853deeSEric Joyner * modification, are permitted provided that the following conditions are met: 7*ca853deeSEric Joyner * 8*ca853deeSEric Joyner * 1. Redistributions of source code must retain the above copyright notice, 9*ca853deeSEric Joyner * this list of conditions and the following disclaimer. 10*ca853deeSEric Joyner * 11*ca853deeSEric Joyner * 2. Redistributions in binary form must reproduce the above copyright 12*ca853deeSEric Joyner * notice, this list of conditions and the following disclaimer in the 13*ca853deeSEric Joyner * documentation and/or other materials provided with the distribution. 14*ca853deeSEric Joyner * 15*ca853deeSEric Joyner * 3. Neither the name of the Intel Corporation nor the names of its 16*ca853deeSEric Joyner * contributors may be used to endorse or promote products derived from 17*ca853deeSEric Joyner * this software without specific prior written permission. 18*ca853deeSEric Joyner * 19*ca853deeSEric Joyner * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20*ca853deeSEric Joyner * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21*ca853deeSEric Joyner * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22*ca853deeSEric Joyner * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 23*ca853deeSEric Joyner * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24*ca853deeSEric Joyner * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25*ca853deeSEric Joyner * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26*ca853deeSEric Joyner * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27*ca853deeSEric Joyner * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28*ca853deeSEric Joyner * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29*ca853deeSEric Joyner * POSSIBILITY OF SUCH DAMAGE. 30*ca853deeSEric Joyner */ 31*ca853deeSEric Joyner 32*ca853deeSEric Joyner #ifndef _IAVF_ALLOC_H_ 33*ca853deeSEric Joyner #define _IAVF_ALLOC_H_ 34*ca853deeSEric Joyner 35*ca853deeSEric Joyner struct iavf_hw; 36*ca853deeSEric Joyner 37*ca853deeSEric Joyner /* Memory allocation types */ 38*ca853deeSEric Joyner enum iavf_memory_type { 39*ca853deeSEric Joyner iavf_mem_arq_buf = 0, /* ARQ indirect command buffer */ 40*ca853deeSEric Joyner iavf_mem_asq_buf = 1, 41*ca853deeSEric Joyner iavf_mem_atq_buf = 2, /* ATQ indirect command buffer */ 42*ca853deeSEric Joyner iavf_mem_arq_ring = 3, /* ARQ descriptor ring */ 43*ca853deeSEric Joyner iavf_mem_atq_ring = 4, /* ATQ descriptor ring */ 44*ca853deeSEric Joyner iavf_mem_pd = 5, /* Page Descriptor */ 45*ca853deeSEric Joyner iavf_mem_bp = 6, /* Backing Page - 4KB */ 46*ca853deeSEric Joyner iavf_mem_bp_jumbo = 7, /* Backing Page - > 4KB */ 47*ca853deeSEric Joyner iavf_mem_reserved 48*ca853deeSEric Joyner }; 49*ca853deeSEric Joyner 50*ca853deeSEric Joyner /* prototype for functions used for dynamic memory allocation */ 51*ca853deeSEric Joyner enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw, 52*ca853deeSEric Joyner struct iavf_dma_mem *mem, 53*ca853deeSEric Joyner enum iavf_memory_type type, 54*ca853deeSEric Joyner u64 size, u32 alignment); 55*ca853deeSEric Joyner enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw, 56*ca853deeSEric Joyner struct iavf_dma_mem *mem); 57*ca853deeSEric Joyner enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw, 58*ca853deeSEric Joyner struct iavf_virt_mem *mem, 59*ca853deeSEric Joyner u32 size); 60*ca853deeSEric Joyner enum iavf_status iavf_free_virt_mem(struct iavf_hw *hw, 61*ca853deeSEric Joyner struct iavf_virt_mem *mem); 62*ca853deeSEric Joyner 63*ca853deeSEric Joyner #endif /* _IAVF_ALLOC_H_ */ 64