support to get HID OUT report

2 files changed, 22 insertions, 12 deletions

diff --git a/tools/gen_usb_descriptor.py b/tools/gen_usb_descriptor.py
index fb91fd334..4ad6cfb56 100644
--- a/tools/gen_usb_descriptor.py
+++ b/tools/gen_usb_descriptor.py
@@ -535,7 +535,7 @@ c_file.write("""
 };
 """)
 
-c_file.write("\n");
+c_file.write("\n")
 
 hid_descriptor_length = len(bytes(combined_hid_report_descriptor))
 
@@ -593,12 +593,18 @@ for name in args.hid_devices:
 static uint8_t {name}_report_buffer[{report_length}];
 """.format(name=name.lower(), report_length=hid_report_descriptors.HID_DEVICE_DATA[name].report_length))
 
+    if hid_report_descriptors.HID_DEVICE_DATA[name].out_report_length > 0:
+        c_file.write("""\
+static uint8_t {name}_out_report_buffer[{report_length}];
+""".format(name=name.lower(), report_length=hid_report_descriptors.HID_DEVICE_DATA[name].out_report_length))
+
 # Write out table of device objects.
 c_file.write("""
 usb_hid_device_obj_t usb_hid_devices[] = {
-""");
+""")
 for name in args.hid_devices:
     device_data = hid_report_descriptors.HID_DEVICE_DATA[name]
+    out_report_buffer = '{}_out_report_buffer'.format(name.lower()) if device_data.out_report_length > 0 else 'NULL'
     c_file.write("""\
     {{
         .base          = {{ .type = &usb_hid_device_type }},
@@ -607,11 +613,15 @@ for name in args.hid_devices:
         .report_length = {report_length},
         .usage_page    = {usage_page:#04x},
         .usage         = {usage:#04x},
+        .out_report_buffer = {out_report_buffer},
+        .out_report_length = {out_report_length},
     }},
 """.format(name=name.lower(), report_id=report_ids[name],
            report_length=device_data.report_length,
            usage_page=device_data.usage_page,
-           usage=device_data.usage))
+           usage=device_data.usage,
+           out_report_buffer=out_report_buffer,
+           out_report_length=device_data.out_report_length))
 c_file.write("""\
 };
 """)
diff --git a/tools/hid_report_descriptors.py b/tools/hid_report_descriptors.py
index e13e0dbdd..aaa5b18b1 100644
--- a/tools/hid_report_descriptors.py
+++ b/tools/hid_report_descriptors.py
@@ -18,16 +18,16 @@ from adafruit_usb_descriptor import hid
 
 # Information about each kind of device
 # report_length does not include report ID in first byte, if present when sent.
-DeviceData = namedtuple('DeviceData', ('report_length', 'usage_page', 'usage'))
+DeviceData = namedtuple('DeviceData', ('report_length', 'out_report_length', 'usage_page', 'usage'))
 HID_DEVICE_DATA = {
-    "KEYBOARD" : DeviceData(report_length=8, usage_page=0x01, usage=0x06),    # Generic Desktop, Keyboard
-    "MOUSE" : DeviceData(report_length=4, usage_page=0x01, usage=0x02),       # Generic Desktop, Mouse
-    "CONSUMER" : DeviceData(report_length=2, usage_page=0x0C, usage=0x01),    # Consumer, Consumer Control
-    "SYS_CONTROL" : DeviceData(report_length=1, usage_page=0x01, usage=0x80), # Generic Desktop, Sys Control
-    "GAMEPAD" : DeviceData(report_length=6, usage_page=0x01, usage=0x05),     # Generic Desktop, Game Pad
-    "DIGITIZER" : DeviceData(report_length=5, usage_page=0x0D, usage=0x02),   # Digitizers, Pen
-    "XAC_COMPATIBLE_GAMEPAD" : DeviceData(report_length=3, usage_page=0x01, usage=0x05), # Generic Desktop, Game Pad
-    "RAW" : DeviceData(report_length=64, usage_page=0xFFAF, usage=0xAF),      # Vendor 0xFFAF "Adafruit", 0xAF
+    "KEYBOARD" : DeviceData(report_length=8, out_report_length=1, usage_page=0x01, usage=0x06),    # Generic Desktop, Keyboard
+    "MOUSE" : DeviceData(report_length=4, out_report_length=0, usage_page=0x01, usage=0x02),       # Generic Desktop, Mouse
+    "CONSUMER" : DeviceData(report_length=2, out_report_length=0, usage_page=0x0C, usage=0x01),    # Consumer, Consumer Control
+    "SYS_CONTROL" : DeviceData(report_length=1, out_report_length=0, usage_page=0x01, usage=0x80), # Generic Desktop, Sys Control
+    "GAMEPAD" : DeviceData(report_length=6, out_report_length=0, usage_page=0x01, usage=0x05),     # Generic Desktop, Game Pad
+    "DIGITIZER" : DeviceData(report_length=5, out_report_length=0, usage_page=0x0D, usage=0x02),   # Digitizers, Pen
+    "XAC_COMPATIBLE_GAMEPAD" : DeviceData(report_length=3, out_report_length=0, usage_page=0x01, usage=0x05), # Generic Desktop, Game Pad
+    "RAW" : DeviceData(report_length=64, out_report_length=0, usage_page=0xFFAF, usage=0xAF),      # Vendor 0xFFAF "Adafruit", 0xAF
     }
 
 def keyboard_hid_descriptor(report_id):