1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * Copyright (c) 2010 Intel Corporation 2 * Copyright (c) 2010 Intel Corporation
>> 3 *
>> 4 * This program is free software; you can redistribute it and/or modify
>> 5 * it under the terms of the GNU General Public License version 2 as
>> 6 * published by the Free Software Foundation.
>> 7 *
>> 8 * This program is distributed in the hope that it will be useful,
>> 9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 11 * GNU General Public License for more details.
>> 12 *
>> 13 * You should have received a copy of the GNU General Public License
>> 14 * along with this program; if not, write to the Free Software
>> 15 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
4 */ 16 */
5 17
6 #ifndef PCH_DMA_H 18 #ifndef PCH_DMA_H
7 #define PCH_DMA_H 19 #define PCH_DMA_H
8 20
9 #include <linux/dmaengine.h> 21 #include <linux/dmaengine.h>
10 22
11 enum pch_dma_width { 23 enum pch_dma_width {
12 PCH_DMA_WIDTH_1_BYTE, 24 PCH_DMA_WIDTH_1_BYTE,
13 PCH_DMA_WIDTH_2_BYTES, 25 PCH_DMA_WIDTH_2_BYTES,
14 PCH_DMA_WIDTH_4_BYTES, 26 PCH_DMA_WIDTH_4_BYTES,
15 }; 27 };
16 28
17 struct pch_dma_slave { 29 struct pch_dma_slave {
18 struct device *dma_dev; 30 struct device *dma_dev;
19 unsigned int chan_id; 31 unsigned int chan_id;
20 dma_addr_t tx_reg; 32 dma_addr_t tx_reg;
21 dma_addr_t rx_reg; 33 dma_addr_t rx_reg;
22 enum pch_dma_width width; 34 enum pch_dma_width width;
23 }; 35 };
24 36
25 #endif 37 #endif
26 38
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