1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2001-2021 Intel Corporation 3 */ 4 5 #ifndef _IAVF_ALLOC_H_ 6 #define _IAVF_ALLOC_H_ 7 8 struct iavf_hw; 9 10 /* Memory allocation types */ 11 enum iavf_memory_type { 12 iavf_mem_arq_buf = 0, /* ARQ indirect command buffer */ 13 iavf_mem_asq_buf = 1, 14 iavf_mem_atq_buf = 2, /* ATQ indirect command buffer */ 15 iavf_mem_arq_ring = 3, /* ARQ descriptor ring */ 16 iavf_mem_atq_ring = 4, /* ATQ descriptor ring */ 17 iavf_mem_pd = 5, /* Page Descriptor */ 18 iavf_mem_bp = 6, /* Backing Page - 4KB */ 19 iavf_mem_bp_jumbo = 7, /* Backing Page - > 4KB */ 20 iavf_mem_reserved 21 }; 22 23 /* prototype for functions used for dynamic memory allocation */ 24 enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw, 25 struct iavf_dma_mem *mem, 26 enum iavf_memory_type type, 27 u64 size, u32 alignment); 28 enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw, 29 struct iavf_dma_mem *mem); 30 enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw, 31 struct iavf_virt_mem *mem, 32 u32 size); 33 enum iavf_status iavf_free_virt_mem(struct iavf_hw *hw, 34 struct iavf_virt_mem *mem); 35 36 #endif /* _IAVF_ALLOC_H_ */ 37