ipts: Cleanup ipts-state.h to pass checkpatch

Signed-off-by: Dorian Stoll <dorian.stoll@tmsp.io>

drivers/misc/ipts/ipts-state.h

@@ -1,29 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
- * Intel Precise Touch & Stylus state codes
  *
- * Copyright (c) 2016, Intel Corporation.
+ * Intel Precise Touch & Stylus
+ * Copyright (c) 2016 Intel Corporation
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
  */
 
 #ifndef _IPTS_STATE_H_
 #define _IPTS_STATE_H_
 
-/* ipts driver states */
-typedef enum ipts_state {
+// IPTS driver states
+enum ipts_state {
  IPTS_STA_NONE,
  IPTS_STA_INIT,
  IPTS_STA_RESOURCE_READY,
  IPTS_STA_HID_STARTED,
  IPTS_STA_RAW_DATA_STARTED,
  IPTS_STA_STOPPING
-} ipts_state_t;
+};
 
 #endif // _IPTS_STATE_H_