34 lines
717 B
C
34 lines
717 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) STMicroelectronics SA 2015
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* Authors: Yannick Fertre <yannick.fertre@st.com>
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* Hugues Fruchet <hugues.fruchet@st.com>
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*/
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#ifndef HVA_MEM_H
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#define HVA_MEM_H
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/**
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* struct hva_buffer - hva buffer
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*
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* @name: name of requester
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* @paddr: physical address (for hardware)
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* @vaddr: virtual address (kernel can read/write)
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* @size: size of buffer
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*/
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struct hva_buffer {
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const char *name;
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dma_addr_t paddr;
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void *vaddr;
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u32 size;
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};
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int hva_mem_alloc(struct hva_ctx *ctx,
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__u32 size,
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const char *name,
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struct hva_buffer **buf);
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void hva_mem_free(struct hva_ctx *ctx,
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struct hva_buffer *buf);
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#endif /* HVA_MEM_H */
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