hid: rkvr: add sync process before start snesor data transfer if sync_string no empty

[firefly-linux-kernel-4.4.55.git] / drivers / hid / hid-rkvr.h

diff --git a/drivers/hid/hid-rkvr.h b/drivers/hid/hid-rkvr.h
index df2778fc803d1a22d7540528d68bf11ce23798c6..ff1cd9fd4c69f1b2e85995b7cf55d28f6f43ec94 100644 (file)
--- a/drivers/hid/hid-rkvr.h
+++ b/drivers/hid/hid-rkvr.h
@@ -9,6 +9,16 @@
 #ifndef __HID_RKVR_H
 #define __HID_RKVR_H
 
+#define HIDRKVRHANDSHAKE(len)  _IOC(_IOC_WRITE, 'H', 0x07, len)
+#define HID_REPORT_ID_R        4
+#define HID_REPORT_ID_W        5
+#define HID_REPORT_ID_CRYP     6
+#define HID_REGR_REPORT        (4 - 1)
+#define HID_REGW_REPORT        (5 - 1)
+
+#define HID_SYNCW_REPORT       (7 - 1)
+#define HID_SYNCR_REPORT       (8 - 1)
+
 enum tracker_message_type {
        TrackerMessage_None              = 0,
        TrackerMessage_Sensors           = 1,
@@ -21,6 +31,7 @@ enum tracker_message_type {
 #define DYNAMIC_LOAD_MPU6500 0
 
 int rkvr_sensor_register_callback(int (*callback)(char *, size_t, void *), void *priv);
+int rkvr_sensor_sync_inv(const char *p, size_t c);
 
 struct rkvr_iio_hw_device {
        struct device *dev;