修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 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]);
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@@ -366,6 +348,7 @@
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 {
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 	struct snd_jack_kctl *jack_kctl;
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 #ifdef CONFIG_SND_JACK_INPUT_DEV
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+	struct input_dev *idev;
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 	int i;
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 #endif
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354
 
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@@ -377,26 +360,28 @@
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 					    status & jack_kctl->mask_bits);
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 #ifdef CONFIG_SND_JACK_INPUT_DEV
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-	if (!jack->input_dev)
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+	idev = input_get_device(jack->input_dev);
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+	if (!idev)
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 		return;
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 	for (i = 0; i < ARRAY_SIZE(jack->key); i++) {
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 		int testbit = SND_JACK_BTN_0 >> i;
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 		if (jack->type & testbit)
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-			input_report_key(jack->input_dev, jack->key[i],
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+			input_report_key(idev, jack->key[i],
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 					 status & testbit);
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 	}
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 	for (i = 0; i < ARRAY_SIZE(jack_switch_types); i++) {
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 		int testbit = 1 << i;
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 		if (jack->type & testbit)
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-			input_report_switch(jack->input_dev,
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+			input_report_switch(idev,
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 					    jack_switch_types[i],
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 					    status & testbit);
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 	}
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-	input_sync(jack->input_dev);
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+	input_sync(idev);
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+	input_put_device(idev);
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 #endif /* CONFIG_SND_JACK_INPUT_DEV */
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 }
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 EXPORT_SYMBOL(snd_jack_report);