26 lines
408 B
C
26 lines
408 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (c) 2010 Intel Corporation
|
|
*/
|
|
|
|
#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
|