test duplicating driver

1 files changed, 62 insertions, 0 deletions

diff --git a/tminit.h b/tminit.h
new file mode 100644
index 0000000..9e4037d
--- /dev/null
+++ b/tminit.h
@@ -0,0 +1,62 @@
+#ifndef TMINIT_H
+#define TMINIT_H
+
+#include <linux/usb.h>
+
+/*
+ * This structs contains (in little endian) the response data
+ * of the wheel to the request 73
+ *
+ * A sufficient research to understand what each field does is not
+ * beign conducted yet. The position and meaning of fields are a
+ * just a very optimistic guess based on instinct....
+ */
+struct __packed tm_wheel_response
+{
+	/*
+	 * Seems to be the type of packet
+	 * - 0x0049 if is data.a (15 bytes)
+	 * - 0x0047 if is data.b (7 bytes)
+	 */
+	uint16_t type;
+
+	union {
+		struct __packed {
+			uint16_t field0;
+			uint16_t field1;
+			/*
+			 * Seems to be the model code of the wheel
+			 * Read table thrustmaster_wheels to values
+			 */
+			uint8_t attachment;
+			uint8_t model;
+
+			uint16_t field2;
+			uint16_t field3;
+			uint16_t field4;
+			uint16_t field5;
+		} a;
+		struct __packed {
+			uint16_t field0;
+			uint16_t field1;
+			uint8_t attachment;
+			uint8_t model;
+		} b;
+	} data;
+};
+
+struct tm_wheel {
+	struct usb_device *usb_dev;
+	struct usb_interface *interface;
+	struct urb *urb;
+
+	struct usb_ctrlrequest *model_request;
+	struct tm_wheel_response *response;
+
+	struct usb_ctrlrequest *change_request;
+};
+
+int thrustmaster_probe(struct tm_wheel *wheel, struct usb_interface *interface);
+void thrustmaster_disconnect(struct tm_wheel *wheel);
+
+#endif /* TMINIT_H */