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#ifndef __ASM_ARCH_DMA_H
#define __ASM_ARCH_DMA_H
#include <linux/list.h>
#include <linux/types.h>
struct ep93xx_dma_buffer {
struct list_head list;
u32 bus_addr;
u16 size;
};
struct ep93xx_dma_m2p_client {
char *name;
u8 flags;
void *cookie;
void (*buffer_started)(void *cookie,
struct ep93xx_dma_buffer *buf);
void (*buffer_finished)(void *cookie,
struct ep93xx_dma_buffer *buf,
int bytes, int error);
/* Internal to the DMA code. */
void *channel;
};
#define EP93XX_DMA_M2P_PORT_I2S1 0x00
#define EP93XX_DMA_M2P_PORT_I2S2 0x01
#define EP93XX_DMA_M2P_PORT_AAC1 0x02
#define EP93XX_DMA_M2P_PORT_AAC2 0x03
#define EP93XX_DMA_M2P_PORT_AAC3 0x04
#define EP93XX_DMA_M2P_PORT_I2S3 0x05
#define EP93XX_DMA_M2P_PORT_UART1 0x06
#define EP93XX_DMA_M2P_PORT_UART2 0x07
#define EP93XX_DMA_M2P_PORT_UART3 0x08
#define EP93XX_DMA_M2P_PORT_IRDA 0x09
#define EP93XX_DMA_M2P_PORT_MASK 0x0f
#define EP93XX_DMA_M2P_TX 0x00
#define EP93XX_DMA_M2P_RX 0x10
#define EP93XX_DMA_M2P_ABORT_ON_ERROR 0x20
#define EP93XX_DMA_M2P_IGNORE_ERROR 0x40
#define EP93XX_DMA_M2P_ERROR_MASK 0x60
int ep93xx_dma_m2p_client_register(struct ep93xx_dma_m2p_client *m2p);
void ep93xx_dma_m2p_client_unregister(struct ep93xx_dma_m2p_client *m2p);
void ep93xx_dma_m2p_submit(struct ep93xx_dma_m2p_client *m2p,
struct ep93xx_dma_buffer *buf);
void ep93xx_dma_m2p_submit_recursive(struct ep93xx_dma_m2p_client *m2p,
struct ep93xx_dma_buffer *buf);
void ep93xx_dma_m2p_flush(struct ep93xx_dma_m2p_client *m2p);
#endif /* __ASM_ARCH_DMA_H */
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