From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G

---
 kernel/include/sound/control.h |   76 ++++++++++++++++++--------------------
 1 files changed, 36 insertions(+), 40 deletions(-)

diff --git a/kernel/include/sound/control.h b/kernel/include/sound/control.h
index 6011a58..77d9fa1 100644
--- a/kernel/include/sound/control.h
+++ b/kernel/include/sound/control.h
@@ -1,25 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 #ifndef __SOUND_CONTROL_H
 #define __SOUND_CONTROL_H
 
 /*
  *  Header file for control interface
  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
- *
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of the GNU General Public License as published by
- *   the Free Software Foundation; either version 2 of the License, or
- *   (at your option) any later version.
- *
- *   This program is distributed in the hope that it will be useful,
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *   GNU General Public License for more details.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/wait.h>
@@ -37,6 +22,16 @@
 				    unsigned int size,
 				    unsigned int __user *tlv);
 
+/* internal flag for skipping validations */
+#ifdef CONFIG_SND_CTL_VALIDATION
+#define SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK	(1 << 27)
+#define snd_ctl_skip_validation(info) \
+	((info)->access & SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK)
+#else
+#define SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK	0
+#define snd_ctl_skip_validation(info)		true
+#endif
+
 enum {
 	SNDRV_CTL_TLV_OP_READ = 0,
 	SNDRV_CTL_TLV_OP_WRITE = 1,
@@ -47,7 +42,7 @@
 	snd_ctl_elem_iface_t iface;	/* interface identifier */
 	unsigned int device;		/* device/client number */
 	unsigned int subdevice;		/* subdevice (substream) number */
-	const unsigned char *name;	/* ASCII name of item */
+	const char *name;		/* ASCII name of item */
 	unsigned int index;		/* index of item */
 	unsigned int access;		/* access rights */
 	unsigned int count;		/* count of same elements */
@@ -80,7 +75,7 @@
 	unsigned long private_value;
 	void *private_data;
 	void (*private_free)(struct snd_kcontrol *kcontrol);
-	struct snd_kcontrol_volatile vd[0];	/* volatile data */
+	struct snd_kcontrol_volatile vd[];	/* volatile data */
 };
 
 #define snd_kcontrol(n) list_entry(n, struct snd_kcontrol, list)
@@ -193,20 +188,21 @@
  */
 struct snd_kcontrol *snd_ctl_make_virtual_master(char *name,
 						 const unsigned int *tlv);
-int _snd_ctl_add_slave(struct snd_kcontrol *master, struct snd_kcontrol *slave,
-		       unsigned int flags);
-/* optional flags for slave */
-#define SND_CTL_SLAVE_NEED_UPDATE	(1 << 0)
+int _snd_ctl_add_follower(struct snd_kcontrol *master,
+			  struct snd_kcontrol *follower,
+			  unsigned int flags);
+/* optional flags for follower */
+#define SND_CTL_FOLLOWER_NEED_UPDATE	(1 << 0)
 
 /**
- * snd_ctl_add_slave - Add a virtual slave control
+ * snd_ctl_add_follower - Add a virtual follower control
  * @master: vmaster element
- * @slave: slave element to add
+ * @follower: follower element to add
  *
- * Add a virtual slave control to the given master element created via
+ * Add a virtual follower control to the given master element created via
  * snd_ctl_create_virtual_master() beforehand.
  *
- * All slaves must be the same type (returning the same information
+ * All followers must be the same type (returning the same information
  * via info callback).  The function doesn't check it, so it's your
  * responsibility.
  *
@@ -218,18 +214,18 @@
  * Return: Zero if successful or a negative error code.
  */
 static inline int
-snd_ctl_add_slave(struct snd_kcontrol *master, struct snd_kcontrol *slave)
+snd_ctl_add_follower(struct snd_kcontrol *master, struct snd_kcontrol *follower)
 {
-	return _snd_ctl_add_slave(master, slave, 0);
+	return _snd_ctl_add_follower(master, follower, 0);
 }
 
 /**
- * snd_ctl_add_slave_uncached - Add a virtual slave control
+ * snd_ctl_add_follower_uncached - Add a virtual follower control
  * @master: vmaster element
- * @slave: slave element to add
+ * @follower: follower element to add
  *
- * Add a virtual slave control to the given master.
- * Unlike snd_ctl_add_slave(), the element added via this function
+ * Add a virtual follower control to the given master.
+ * Unlike snd_ctl_add_follower(), the element added via this function
  * is supposed to have volatile values, and get callback is called
  * at each time queried from the master.
  *
@@ -240,10 +236,10 @@
  * Return: Zero if successful or a negative error code.
  */
 static inline int
-snd_ctl_add_slave_uncached(struct snd_kcontrol *master,
-			   struct snd_kcontrol *slave)
+snd_ctl_add_follower_uncached(struct snd_kcontrol *master,
+			      struct snd_kcontrol *follower)
 {
-	return _snd_ctl_add_slave(master, slave, SND_CTL_SLAVE_NEED_UPDATE);
+	return _snd_ctl_add_follower(master, follower, SND_CTL_FOLLOWER_NEED_UPDATE);
 }
 
 int snd_ctl_add_vmaster_hook(struct snd_kcontrol *kctl,
@@ -251,11 +247,11 @@
 			     void *private_data);
 void snd_ctl_sync_vmaster(struct snd_kcontrol *kctl, bool hook_only);
 #define snd_ctl_sync_vmaster_hook(kctl)	snd_ctl_sync_vmaster(kctl, true)
-int snd_ctl_apply_vmaster_slaves(struct snd_kcontrol *kctl,
-				 int (*func)(struct snd_kcontrol *vslave,
-					     struct snd_kcontrol *slave,
-					     void *arg),
-				 void *arg);
+int snd_ctl_apply_vmaster_followers(struct snd_kcontrol *kctl,
+				    int (*func)(struct snd_kcontrol *vfollower,
+						struct snd_kcontrol *follower,
+						void *arg),
+				    void *arg);
 
 /*
  * Helper functions for jack-detection controls

--
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