Support HID mouse reports with an ID header (Lenovo)

6 years ago · 688f2e673c
parent a2edc90302
commit 688f2e673c
2 changed files with 5 additions and 0 deletions
--- a/Downstream/Inc/downstream_hid.h
+++ b/Downstream/Inc/downstream_hid.h
@ -51,6 +51,7 @@

 #define HID_ITEM_REPORT_SIZE        0x74        //'global' report size
 #define HID_ITEM_REPORT_COUNT       0x94        //'global' report count
+#define HID_ITEM_REPORT_ID          0x84

 #define HID_ITEM_INPUT              0x80        //'main' input
 #define HID_ITEM_INPUT_ABS          0x02
--- a/Downstream/Src/downstream_hid.c
+++ b/Downstream/Src/downstream_hid.c
@ -152,6 +152,10 @@ static HAL_StatusTypeDef Downstream_HID_Mouse_ParseReportDescriptor(void)
            currentReportCount = ItemData;
            break;

+        case HID_ITEM_REPORT_ID:
+            currentReportBitIndex += 8;         //Rudimentary support for a single report ID
+            break;
+
        case HID_ITEM_INPUT:
            switch (currentUsagePage)
            {