| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | /* Copyright(c) 2013 - 2018 Intel Corporation. */ |
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| 3 | |
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| 4 | #ifndef _IAVF_ALLOC_H_ |
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| 5 | #define _IAVF_ALLOC_H_ |
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| 6 | |
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| 7 | struct iavf_hw; |
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| 8 | |
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| 9 | /* Memory allocation types */ |
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| 10 | enum iavf_memory_type { |
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| 11 | iavf_mem_arq_buf = 0, /* ARQ indirect command buffer */ |
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| 12 | iavf_mem_asq_buf = 1, |
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| 13 | iavf_mem_atq_buf = 2, /* ATQ indirect command buffer */ |
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| 14 | iavf_mem_arq_ring = 3, /* ARQ descriptor ring */ |
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| 15 | iavf_mem_atq_ring = 4, /* ATQ descriptor ring */ |
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| 16 | iavf_mem_pd = 5, /* Page Descriptor */ |
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| 17 | iavf_mem_bp = 6, /* Backing Page - 4KB */ |
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| 18 | iavf_mem_bp_jumbo = 7, /* Backing Page - > 4KB */ |
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| 19 | iavf_mem_reserved |
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| 20 | }; |
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| 21 | |
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| 22 | /* prototype for functions used for dynamic memory allocation */ |
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| 23 | enum iavf_status iavf_allocate_dma_mem(struct iavf_hw *hw, |
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| 24 | struct iavf_dma_mem *mem, |
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| 25 | enum iavf_memory_type type, |
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| 26 | u64 size, u32 alignment); |
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| 27 | enum iavf_status iavf_free_dma_mem(struct iavf_hw *hw, |
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| 28 | struct iavf_dma_mem *mem); |
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| 29 | enum iavf_status iavf_allocate_virt_mem(struct iavf_hw *hw, |
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| 30 | struct iavf_virt_mem *mem, u32 size); |
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| 31 | void iavf_free_virt_mem(struct iavf_hw *hw, struct iavf_virt_mem *mem); |
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| 32 | |
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| 33 | #endif /* _IAVF_ALLOC_H_ */ |
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| 34 | |
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