xref: /linux/drivers/dma/dw-edma/dw-edma-v0-core.h (revision 7e4b8a4fbe2cecab0959e862604803d063f50029)
1*7e4b8a4fSGustavo Pimentel /* SPDX-License-Identifier: GPL-2.0 */
2*7e4b8a4fSGustavo Pimentel /*
3*7e4b8a4fSGustavo Pimentel  * Copyright (c) 2018-2019 Synopsys, Inc. and/or its affiliates.
4*7e4b8a4fSGustavo Pimentel  * Synopsys DesignWare eDMA v0 core
5*7e4b8a4fSGustavo Pimentel  *
6*7e4b8a4fSGustavo Pimentel  * Author: Gustavo Pimentel <gustavo.pimentel@synopsys.com>
7*7e4b8a4fSGustavo Pimentel  */
8*7e4b8a4fSGustavo Pimentel 
9*7e4b8a4fSGustavo Pimentel #ifndef _DW_EDMA_V0_CORE_H
10*7e4b8a4fSGustavo Pimentel #define _DW_EDMA_V0_CORE_H
11*7e4b8a4fSGustavo Pimentel 
12*7e4b8a4fSGustavo Pimentel #include <linux/dma/edma.h>
13*7e4b8a4fSGustavo Pimentel 
14*7e4b8a4fSGustavo Pimentel /* eDMA management callbacks */
15*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_off(struct dw_edma *chan);
16*7e4b8a4fSGustavo Pimentel u16 dw_edma_v0_core_ch_count(struct dw_edma *chan, enum dw_edma_dir dir);
17*7e4b8a4fSGustavo Pimentel enum dma_status dw_edma_v0_core_ch_status(struct dw_edma_chan *chan);
18*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_clear_done_int(struct dw_edma_chan *chan);
19*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_clear_abort_int(struct dw_edma_chan *chan);
20*7e4b8a4fSGustavo Pimentel u32 dw_edma_v0_core_status_done_int(struct dw_edma *chan, enum dw_edma_dir dir);
21*7e4b8a4fSGustavo Pimentel u32 dw_edma_v0_core_status_abort_int(struct dw_edma *chan, enum dw_edma_dir dir);
22*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_start(struct dw_edma_chunk *chunk, bool first);
23*7e4b8a4fSGustavo Pimentel int dw_edma_v0_core_device_config(struct dw_edma_chan *chan);
24*7e4b8a4fSGustavo Pimentel /* eDMA debug fs callbacks */
25*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_debugfs_on(struct dw_edma_chip *chip);
26*7e4b8a4fSGustavo Pimentel void dw_edma_v0_core_debugfs_off(void);
27*7e4b8a4fSGustavo Pimentel 
28*7e4b8a4fSGustavo Pimentel #endif /* _DW_EDMA_V0_CORE_H */
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