1 /* SPDX-License-Identifier: GPL-2.0-only */ 1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* 2 /*
3 * Copyright (c) 2010 Intel Corporation 3 * Copyright (c) 2010 Intel Corporation
4 */ 4 */
5 5
6 #ifndef PCH_DMA_H 6 #ifndef PCH_DMA_H
7 #define PCH_DMA_H 7 #define PCH_DMA_H
8 8
9 #include <linux/dmaengine.h> 9 #include <linux/dmaengine.h>
10 10
11 enum pch_dma_width { 11 enum pch_dma_width {
12 PCH_DMA_WIDTH_1_BYTE, 12 PCH_DMA_WIDTH_1_BYTE,
13 PCH_DMA_WIDTH_2_BYTES, 13 PCH_DMA_WIDTH_2_BYTES,
14 PCH_DMA_WIDTH_4_BYTES, 14 PCH_DMA_WIDTH_4_BYTES,
15 }; 15 };
16 16
17 struct pch_dma_slave { 17 struct pch_dma_slave {
18 struct device *dma_dev; 18 struct device *dma_dev;
19 unsigned int chan_id; 19 unsigned int chan_id;
20 dma_addr_t tx_reg; 20 dma_addr_t tx_reg;
21 dma_addr_t rx_reg; 21 dma_addr_t rx_reg;
22 enum pch_dma_width width; 22 enum pch_dma_width width;
23 }; 23 };
24 24
25 #endif 25 #endif
26 26
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