[linux.git] / include / linux / pch_dma.h

/*
 * Copyright (c) 2010 Intel Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef PCH_DMA_H
#define PCH_DMA_H

#include <linux/dmaengine.h>

enum pch_dma_width {
	PCH_DMA_WIDTH_1_BYTE,
	PCH_DMA_WIDTH_2_BYTES,
	PCH_DMA_WIDTH_4_BYTES,
};

struct pch_dma_slave {
	struct device		*dma_dev;
	unsigned int		chan_id;
	dma_addr_t		tx_reg;
	dma_addr_t		rx_reg;
	enum pch_dma_width	width;
};

#endif
Commit	Line	Data
0c42bd0e YW	1	/*
	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.
	16	*/
	17
	18	#ifndef PCH_DMA_H
	19	#define PCH_DMA_H
	20
	21	#include <linux/dmaengine.h>
	22
	23	enum pch_dma_width {
	24	PCH_DMA_WIDTH_1_BYTE,
	25	PCH_DMA_WIDTH_2_BYTES,
	26	PCH_DMA_WIDTH_4_BYTES,
	27	};
	28
	29	struct pch_dma_slave {
	30	struct device *dma_dev;
	31	unsigned int chan_id;
	32	dma_addr_t tx_reg;
	33	dma_addr_t rx_reg;
	34	enum pch_dma_width width;
	35	};
	36
	37	#endif