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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/sound/isa/gus/interwave.c
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@@ -1,25 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Driver for AMD InterWave soundcard
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  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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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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  *   1999/07/22		Erik Inge Bolso <knan@mo.himolde.no>
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  *			* mixer group handlers
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- *
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  */
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 #include <linux/init.h>
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@@ -379,7 +364,7 @@
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 static void snd_interwave_detect_memory(struct snd_gus_card *gus)
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 {
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-	static unsigned int lmc[13] =
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+	static const unsigned int lmc[13] =
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 	{
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 		0x00000001, 0x00000101, 0x01010101, 0x00000401,
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 		0x04040401, 0x00040101, 0x04040101, 0x00000004,
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@@ -490,7 +475,7 @@
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 }
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-static struct snd_kcontrol_new snd_interwave_controls[] = {
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+static const struct snd_kcontrol_new snd_interwave_controls[] = {
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 WSS_DOUBLE("Master Playback Switch", 0,
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 		CS4231_LINE_LEFT_OUTPUT, CS4231_LINE_RIGHT_OUTPUT, 7, 7, 1, 1),
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 WSS_DOUBLE("Master Playback Volume", 0,
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@@ -682,6 +667,7 @@
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 		return -EBUSY;
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 	}
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 	iwcard->irq = xirq;
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+	card->sync_irq = iwcard->irq;
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 	err = snd_wss_create(card,
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 			     gus->gf1.port + 0x10c, -1, xirq,
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@@ -802,8 +788,8 @@
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 				   unsigned int dev)
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 {
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 	int err;
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-	static int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
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-	static int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
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+	static const int possible_irqs[] = {5, 11, 12, 9, 7, 15, 3, -1};
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+	static const int possible_dmas[] = {0, 1, 3, 5, 6, 7, -1};
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 	if (irq[dev] == SNDRV_AUTO_IRQ) {
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 		if ((irq[dev] = snd_legacy_find_free_irq(possible_irqs)) < 0) {
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@@ -827,7 +813,7 @@
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 	if (port[dev] != SNDRV_AUTO_PORT)
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 		return snd_interwave_isa_probe1(dev, pdev);
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 	else {
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-		static long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
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+		static const long possible_ports[] = {0x210, 0x220, 0x230, 0x240, 0x250, 0x260};
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 		int i;
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 		for (i = 0; i < ARRAY_SIZE(possible_ports); i++) {
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 			port[dev] = possible_ports[i];