修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/sound/pci/ice1712/juli.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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  *   ALSA driver for ICEnsemble VT1724 (Envy24HT)
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  *
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@@ -5,22 +6,6 @@
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  *
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  *	Copyright (c) 2004 Jaroslav Kysela <perex@perex.cz>
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  *	              2008 Pavel Hofman <dustin@seznam.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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  */
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 #include <linux/delay.h>
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@@ -358,7 +343,7 @@
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 	return 0;
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 }
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-static struct snd_kcontrol_new juli_mute_controls[] = {
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+static const struct snd_kcontrol_new juli_mute_controls[] = {
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 	{
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 		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
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 		.name = "Master Playback Switch",
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@@ -412,7 +397,7 @@
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 	},
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 };
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-static char *slave_vols[] = {
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+static const char * const follower_vols[] = {
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 	PCM_VOLUME,
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 	MONITOR_AN_IN_VOLUME,
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 	MONITOR_DIG_IN_VOLUME,
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@@ -433,16 +418,16 @@
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 	return snd_ctl_find_id(card, &sid);
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 }
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-static void add_slaves(struct snd_card *card,
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-		       struct snd_kcontrol *master,
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-		       char * const *list)
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+static void add_followers(struct snd_card *card,
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+			  struct snd_kcontrol *master,
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+			  const char * const *list)
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 {
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 	for (; *list; list++) {
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-		struct snd_kcontrol *slave = ctl_find(card, *list);
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-		/* dev_dbg(card->dev, "add_slaves - %s\n", *list); */
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-		if (slave) {
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-			/* dev_dbg(card->dev, "slave %s found\n", *list); */
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-			snd_ctl_add_slave(master, slave);
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+		struct snd_kcontrol *follower = ctl_find(card, *list);
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+		/* dev_dbg(card->dev, "add_followers - %s\n", *list); */
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+		if (follower) {
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+			/* dev_dbg(card->dev, "follower %s found\n", *list); */
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+			snd_ctl_add_follower(master, follower);
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 		}
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 	}
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 }
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@@ -469,7 +454,7 @@
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 					      juli_master_db_scale);
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 	if (!vmaster)
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 		return -ENOMEM;
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-	add_slaves(ice->card, vmaster, slave_vols);
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+	add_followers(ice->card, vmaster, follower_vols);
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 	err = snd_ctl_add(ice->card, vmaster);
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 	if (err < 0)
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 		return err;
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@@ -666,7 +651,7 @@
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  * hence the driver needs to sets up it properly.
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  */
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-static unsigned char juli_eeprom[] = {
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+static const unsigned char juli_eeprom[] = {
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 	[ICE_EEP2_SYSCONF]     = 0x2b,	/* clock 512, mpu401, 1xADC, 1xDACs,
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 					   SPDIF in */
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 	[ICE_EEP2_ACLINK]      = 0x80,	/* I2S */