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/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (c) 2019 HiSilicon Limited. */
#ifndef HISI_ACC_SGL_H
#define HISI_ACC_SGL_H
struct hisi_acc_sgl_pool {
struct hisi_acc_hw_sgl *sgl;
dma_addr_t sgl_dma;
size_t size;
u32 count;
size_t sgl_size;
};
struct hisi_acc_hw_sgl *
hisi_acc_sg_buf_map_to_hw_sgl(struct device *dev,
struct scatterlist *sgl,
struct hisi_acc_sgl_pool *pool,
u32 index, dma_addr_t *hw_sgl_dma);
void hisi_acc_sg_buf_unmap(struct device *dev, struct scatterlist *sgl,
struct hisi_acc_hw_sgl *hw_sgl);
int hisi_acc_create_sgl_pool(struct device *dev, struct hisi_acc_sgl_pool *pool,
u32 count);
void hisi_acc_free_sgl_pool(struct device *dev, struct hisi_acc_sgl_pool *pool);
#endif
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