From d320b593b55739db798047b1623eaf228524f5ed Mon Sep 17 00:00:00 2001
From: Peter Wu <peter@lekensteyn.nl>
Date: Wed, 19 Mar 2014 21:56:09 +0100
Subject: unifying: fix mixup of reporting flags, HidppMsg tweaks

The "address" and "value" split for short and long HID++ messages only
make sense for HID++ 1.0 register accesses. For others, use "params".

Also fix a mixup of reporting flags.

Signed-off-by: Peter Wu <peter@lekensteyn.nl>
---
 hw/usb/hid-logitech-dj.c | 10 +++++-----
 hw/usb/hid-logitech-dj.h | 30 ++++++++++++++++++++----------
 2 files changed, 25 insertions(+), 15 deletions(-)

diff --git a/hw/usb/hid-logitech-dj.c b/hw/usb/hid-logitech-dj.c
index 551ed768ee..d8bcbb06d7 100644
--- a/hw/usb/hid-logitech-dj.c
+++ b/hw/usb/hid-logitech-dj.c
@@ -73,10 +73,10 @@ static void hidpp_queue_error(USBLtunifyState *s, HidppMsg *msg, uint8_t err)
         report->report_id = HIDPP_SHORT;
         report->device_index = msg->device_index;
         report->sub_id = 0x8F;
-        report->address = msg->hidpp_s.sub_id;
-        report->value[0] = msg->hidpp_s.address;
-        report->value[1] = err;
-        report->value[2] = 0;
+        report->params[0] = msg->hidpp_s.sub_id;
+        report->params[1] = msg->hidpp_s.address;
+        report->params[2] = err;
+        report->params[3] = 0;
     }
 }
 
@@ -168,7 +168,7 @@ static bool hidpp_process_receiver_report(USBLtunifyState *s, HidppMsg *msg)
             break;
         case SET_REG(0x00): /* Enable HID++ notifs */
             rcvr->reporting_flags = ms->value[1];
-            rcvr->reporting_flags &= REPORTING_FLAG_RECV_MASK;
+            rcvr->reporting_flags &= REPORTING_FLAG_RCV_MASK;
             memset(ms->value, 0, 3);
             hidpp_queue_output_report(s, msg);
             break;
diff --git a/hw/usb/hid-logitech-dj.h b/hw/usb/hid-logitech-dj.h
index 0ba7a5f61b..fae86b8d19 100644
--- a/hw/usb/hid-logitech-dj.h
+++ b/hw/usb/hid-logitech-dj.h
@@ -49,16 +49,26 @@ typedef struct {
     uint8_t report_id;
     uint8_t device_index;
     uint8_t sub_id;
-    uint8_t address;
-    uint8_t value[3];
+    union {
+        uint8_t params[4];
+        struct {
+            uint8_t address;
+            uint8_t value[3];
+        }; /* for register queries */
+    };
 } HidppMsgShort;
 
 typedef struct {
     uint8_t report_id;
     uint8_t device_index;
     uint8_t sub_id;
-    uint8_t address;
-    uint8_t value[16];
+    union {
+        uint8_t params[17];
+        struct {
+            uint8_t address;
+            uint8_t value[16];
+        }; /* for register queries */
+    };
 } HidppMsgLong;
 
 typedef struct {
@@ -127,10 +137,8 @@ typedef struct {
         struct firmware_version version;
     } info; /* static information */
 
-#define REPORTING_FLAG_DEV_WIRELESS_NOTIFS  1
-#define REPORTING_FLAG_DEV_SOFTWARE_PRESENT (1 << 3)
-#define REPORTING_FLAG_DEV_MASK             (REPORTING_FLAG_WIRELESS_NOTIFS | \
-                                             REPORTING_FLAG_SOFTWARE_PRESENT)
+#define REPORTING_FLAG_DEV_BATTERY_STATUS   (1 << 4)
+#define REPORTING_FLAG_DEV_MASK             REPORTING_FLAG_DEV_BATTERY_STATUS
     int reporting_flags;
     uint8_t activity_counter[MAX_DEVICES];
     /* TODO: pairing lock open or closed (+ timeout) */
@@ -172,8 +180,10 @@ typedef struct {
     } mode;
     bool powered_on;
     uint8_t report_interval;
-#define REPORTING_FLAG_RECV_BATTERY_STATUS (1 << 4)
-#define REPORTING_FLAG_RECV_MASK           REPORTING_FLAG_RECV_BATTERY_STATUS
+#define REPORTING_FLAG_RCV_WIRELESS_NOTIFS   1
+#define REPORTING_FLAG_RCV_SOFTWARE_PRESENT (1 << 3)
+#define REPORTING_FLAG_RCV_MASK             (REPORTING_FLAG_RCV_WIRELESS_NOTIFS | \
+                                             REPORTING_FLAG_RCV_SOFTWARE_PRESENT)
     int reporting_flags;
 
     /* TODO: status (device seen or not, encrypted link) */
-- 
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