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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/input/joystick/db9.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Copyright (c) 1999-2001 Vojtech Pavlik
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  *
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@@ -10,19 +11,6 @@
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  */
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 /*
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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  */
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 #include <linux/kernel.h>
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@@ -259,7 +247,7 @@
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 			db9_saturn_write_sub(port, type, 3, powered, 0);
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 			return data[0] = 0xe3;
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 		}
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-		/* else: fall through */
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+		fallthrough;
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 	default:
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 		return data[0];
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 	}
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@@ -279,14 +267,14 @@
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 		switch (data[j]) {
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 		case 0x16: /* multi controller (analog 4 axis) */
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 			input_report_abs(dev, db9_abs[5], data[j + 6]);
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-			/* fall through */
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+			fallthrough;
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 		case 0x15: /* mission stick (analog 3 axis) */
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 			input_report_abs(dev, db9_abs[3], data[j + 4]);
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 			input_report_abs(dev, db9_abs[4], data[j + 5]);
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-			/* fall through */
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+			fallthrough;
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 		case 0x13: /* racing controller (analog 1 axis) */
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 			input_report_abs(dev, db9_abs[2], data[j + 3]);
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-			/* fall through */
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+			fallthrough;
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 		case 0x34: /* saturn keyboard (udlr ZXC ASD QE Esc) */
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 		case 0x02: /* digital pad (digital 2 axis + buttons) */
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 			input_report_abs(dev, db9_abs[0], !(data[j + 1] & 128) - !(data[j + 1] & 64));
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@@ -380,7 +368,7 @@
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 			input_report_abs(dev2, ABS_X, (data & DB9_RIGHT ? 0 : 1) - (data & DB9_LEFT ? 0 : 1));
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 			input_report_abs(dev2, ABS_Y, (data & DB9_DOWN  ? 0 : 1) - (data & DB9_UP   ? 0 : 1));
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 			input_report_key(dev2, BTN_TRIGGER, ~data & DB9_FIRE1);
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-			/* fall through */
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+			fallthrough;
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 		case DB9_MULTI_0802:
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