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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/sound/core/jack.c
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@@ -1,22 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Jack abstraction layer
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  *
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  *  Copyright 2008 Wolfson Microelectronics
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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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  */
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 #include <linux/input.h>
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@@ -33,17 +19,13 @@
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 };
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 #ifdef CONFIG_SND_JACK_INPUT_DEV
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-static int jack_switch_types[] = {
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+static const int jack_switch_types[SND_JACK_SWITCH_TYPES] = {
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 	SW_HEADPHONE_INSERT,
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 	SW_MICROPHONE_INSERT,
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 	SW_LINEOUT_INSERT,
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 	SW_JACK_PHYSICAL_INSERT,
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 	SW_VIDEOOUT_INSERT,
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 	SW_LINEIN_INSERT,
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-	SW_HPHL_OVERCURRENT,
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-	SW_HPHR_OVERCURRENT,
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-	SW_UNSUPPORT_INSERT,
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-	SW_MICROPHONE2_INSERT,
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 };
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 #endif /* CONFIG_SND_JACK_INPUT_DEV */
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@@ -222,7 +204,7 @@
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 	struct snd_jack *jack;
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 	struct snd_jack_kctl *jack_kctl = NULL;
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 	int err;
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-	static struct snd_device_ops ops = {
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+	static const struct snd_device_ops ops = {
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 		.dev_free = snd_jack_dev_free,
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 #ifdef CONFIG_SND_JACK_INPUT_DEV
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 		.dev_register = snd_jack_dev_register,
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@@ -261,7 +243,7 @@
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 		jack->type = type;
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-		for (i = 0; i < ARRAY_SIZE(jack_switch_types); i++)
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+		for (i = 0; i < SND_JACK_SWITCH_TYPES; i++)
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 			if (type & (1 << i))
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 				input_set_capability(jack->input_dev, EV_SW,
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 						     jack_switch_types[i]);