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2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/sound/pci/ak4531_codec.c
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@@ -1,22 +1,7 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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  *  Universal routines for AK4531 codec
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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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  */
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 #include <linux/delay.h>
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@@ -270,7 +255,7 @@
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 static const DECLARE_TLV_DB_SCALE(db_scale_mono, -2800, 400, 0);
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 static const DECLARE_TLV_DB_SCALE(db_scale_input, -5000, 200, 0);
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-static struct snd_kcontrol_new snd_ak4531_controls[] = {
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+static const struct snd_kcontrol_new snd_ak4531_controls[] = {
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 AK4531_DOUBLE_TLV("Master Playback Switch", 0,
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 		  AK4531_LMASTER, AK4531_RMASTER, 7, 7, 1, 1,
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@@ -350,7 +335,7 @@
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 	return snd_ak4531_free(ak4531);
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 }
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-static u8 snd_ak4531_initial_map[0x19 + 1] = {
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+static const u8 snd_ak4531_initial_map[0x19 + 1] = {
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 	0x9f,		/* 00: Master Volume Lch */
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 	0x9f,		/* 01: Master Volume Rch */
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 	0x9f,		/* 02: Voice Volume Lch */
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@@ -386,7 +371,7 @@
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 	unsigned int idx;
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 	int err;
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 	struct snd_ak4531 *ak4531;
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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_ak4531_dev_free,
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 	};
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@@ -481,8 +466,5 @@
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 static void
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 snd_ak4531_proc_init(struct snd_card *card, struct snd_ak4531 *ak4531)
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 {
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-	struct snd_info_entry *entry;
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-
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-	if (! snd_card_proc_new(card, "ak4531", &entry))
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-		snd_info_set_text_ops(entry, ak4531, snd_ak4531_proc_read);
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+	snd_card_ro_proc_new(card, "ak4531", ak4531, snd_ak4531_proc_read);
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 }