1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/ist30xxa/ist30xx_tracking.h b/drivers/input/touchscreen/ist30xxa/ist30xx_tracking.h
new file mode 100644
index 00000000..a53175e2
--- /dev/null
+++ b/drivers/input/touchscreen/ist30xxa/ist30xx_tracking.h
@@ -0,0 +1,57 @@
+#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_MAX_LOG_SIZE        (4 * 100 * 1024)    // 4bytes * 100Kbytes, Single touch: about 12minutes
+
+#define TRACK_PWR_ON            (0x1)
+#define TRACK_PWR_OFF           (0x2)
+#define TRACK_PWR_RESET         (0x3)
+#define TRACK_INTR_ENABLE       (0x4)
+#define TRACK_INTR_DISABLE      (0x5)
+#define TRACK_CMD_RUN_DEVICE    (0x10)
+#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_CHECK_CALIB   (0x17)
+#define TRACK_CMD_CHKSUM        (0x18)
+#define TRACK_CMD_CHKSUM_ALL    (0x19)
+#define TRACK_CMD_ENTER_REG     (0x1A)
+#define TRACK_CMD_EXIT_REG      (0x1B)
+#define TRACK_POS_FINGER        (0x20)
+#define TRACK_POS_KEY           (0x30)
+#define TRACK_POS_UNKNOWN       (0x3F)
+
+#define IST30XX_TRACKING_MAGIC  (0x7750 << 16)
+
+
+typedef struct _IST30XX_RINGBUF {
+	u32	RingBufCtr; // Number of characters in the ring buffer
+	u32	RingBufInIdx;
+	u32	RingBufOutIdx;
+	u8	LogBuf[IST30XX_MAX_LOG_SIZE];        // Ring buffer for status
+} IST30XX_RING_BUF;
+
+
+void ist30xx_tracking_init(void);
+void ist30xx_tracking_deinit(void);
+
+int ist30xx_get_track(u32 *track, int cnt);
+int ist30xx_put_track(u32 *track, int cnt);
+int ist30xx_put_track_ms(u32 ms);
+
+u32 ist30xx_get_track_cnt(void);
+
+int ist30xx_tracking(u32 status);
+
+int ist30xx_init_tracking_sysfs(void);
+
+#endif  // __IST30XX_TRACKING_H__