Changes in uspace/lib/usb/include/usb/classes/hid_report_items.h [b7d9606:2571089] in mainline

File:

• uspace/lib/usb/include/usb/classes/hid_report_items.h (modified) (2 diffs)

uspace/lib/usb/include/usb/classes/hid_report_items.h

@@ -1 +1 @@
 /*
- * Copyright (c) 2010 Vojtech Horky
+ * Copyright (c) 2011 Matej Klonfar
  * All rights reserved.
  *
@@ -37 +37 @@
 
 #include <stdint.h>
+
+/**
+ * Item prefix
+ */
+#define USB_HID_ITEM_SIZE(data)         ((uint8_t)(data & 0x3))
+#define USB_HID_ITEM_TAG(data)          ((uint8_t)((data & 0xF0) >> 4))
+#define USB_HID_ITEM_TAG_CLASS(data)    ((uint8_t)((data & 0xC) >> 2))
+#define USB_HID_ITEM_IS_LONG(data)      (data == 0xFE)
+
+
+/**
+ * Input/Output/Feature Item flags
+ */
+/** Constant (1) / Variable (0) */
+#define USB_HID_ITEM_FLAG_CONSTANT(flags)       ((flags & 0x1) == 0x1)
+/** Variable (1) / Array (0) */
+#define USB_HID_ITEM_FLAG_VARIABLE(flags)       ((flags & 0x2) == 0x2)
+/** Absolute / Relative*/
+#define USB_HID_ITEM_FLAG_RELATIVE(flags)       ((flags & 0x4) == 0x4)
+/** Wrap / No Wrap */
+#define USB_HID_ITEM_FLAG_WRAP(flags)           ((flags & 0x8) == 0x8)
+#define USB_HID_ITEM_FLAG_LINEAR(flags)         ((flags & 0x10) == 0x10)
+#define USB_HID_ITEM_FLAG_PREFERRED(flags)      ((flags & 0x20) == 0x20)
+#define USB_HID_ITEM_FLAG_POSITION(flags)       ((flags & 0x40) == 0x40)
+#define USB_HID_ITEM_FLAG_VOLATILE(flags)       ((flags & 0x80) == 0x80)
+#define USB_HID_ITEM_FLAG_BUFFERED(flags)       ((flags & 0x100) == 0x100)
 
 /* MAIN ITEMS */