28 строки
1.0 KiB
C
28 строки
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2018-2019 Synopsys, Inc. and/or its affiliates.
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* Synopsys DesignWare eDMA v0 core
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*
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* Author: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
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*/
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#ifndef _DW_EDMA_V0_CORE_H
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#define _DW_EDMA_V0_CORE_H
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#include <linux/dma/edma.h>
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/* eDMA management callbacks */
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void dw_edma_v0_core_off(struct dw_edma *chan);
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u16 dw_edma_v0_core_ch_count(struct dw_edma *chan, enum dw_edma_dir dir);
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enum dma_status dw_edma_v0_core_ch_status(struct dw_edma_chan *chan);
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void dw_edma_v0_core_clear_done_int(struct dw_edma_chan *chan);
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void dw_edma_v0_core_clear_abort_int(struct dw_edma_chan *chan);
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u32 dw_edma_v0_core_status_done_int(struct dw_edma *chan, enum dw_edma_dir dir);
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u32 dw_edma_v0_core_status_abort_int(struct dw_edma *chan, enum dw_edma_dir dir);
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void dw_edma_v0_core_start(struct dw_edma_chunk *chunk, bool first);
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int dw_edma_v0_core_device_config(struct dw_edma_chan *chan);
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/* eDMA debug fs callbacks */
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void dw_edma_v0_core_debugfs_on(struct dw_edma *dw);
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#endif /* _DW_EDMA_V0_CORE_H */
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