drivers/input/touchscreen/IST3032B/ist30xx_tracking.h

#ifndef __IST30XX_TRACKING_H__
#define __IST30XX_TRACKING_H__


#define IST30XX_RINGBUF_NO_ERR      (0)
#define IST30XX_RINGBUF_NOT_ENOUGH  (1)
#define IST30XX_RINGBUF_EMPTY       (2)
#define IST30XX_RINGBUF_FULL        (3)
#define IST30XX_RINGBUF_TIMEOUT     (4)
#define IST30XX_RINGBUF_SIZE        (1024)

#define TRACK_PWR_OFF           (0x0)
#define TRACK_PWR_ON            (0x1)
#define TRACK_PWR_RESET         (0x3)
#define TRACK_INTR_ENABLE       (0x4)
#define TRACK_INTR_DISABLE      (0x5)
#define TRACK_CMD_SCAN          (0x11)
#define TRACK_CMD_TACON         (0x12)
#define TRACK_CMD_TADISCON      (0x13)
#define TRACK_CMD_FWUPDATE      (0x14)
#define TRACK_CMD_PRUPDATE      (0x15)
#define TRACK_CMD_CALIB         (0x16)
#define TRACK_CMD_CHKSUM        (0x17)
#define TRACK_CMD_CHKSUM_ALL    (0x18)
#define TRACK_POS_FINGER        (0x20)
#define TRACK_POS_KEY           (0x30)
#define TRACK_POS_UNKNOWN       (0x3F)


typedef struct _IST30XX_RINGBUF {
	u16	RingBufCtr; // Number of characters in the ring buffer
	u16	RingBufInIdx;
	u16	RingBufOutIdx;
	u32	TimeBuf[IST30XX_RINGBUF_SIZE];          // Ring buffer for time
	u32	StatusBuf[IST30XX_RINGBUF_SIZE];        // Ring buffer for status
} IST30XX_RING_BUF;


void ist30xx_tracking_init(void);
void ist30xx_tracking_deinit(void);

int ist30xx_put_track(u32 ms, u32 status);
int ist30xx_get_track(u32 *ms, u32 *status);

int ist30xx_get_track_cnt(void);

int ist30xx_tracking(u32 status);

int ist30xx_init_tracking_sysfs(void);

#endif  // __IST30XX_TRACKING_H__