Quelle  soc-usb.c   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2022-2025 Qualcomm Innovation Center, Inc. All rights reserved.
 */
# </of>
.>

#include <sound/jack.h>
#include <sound/soc-usb.h>

#".usbcardhjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24

static DEFINE_MUTEX(java.lang.StringIndexOutOfBoundsException: Index 26 out of bounds for length 1
static LIST_HEAD(usb_ctx_list);

if (!)
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 struct device_node *node;

 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 1
 !java.lang.StringIndexOutOfBoundsException: Range [11, 10) out of bounds for length 11
 java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 26

 return node;
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 25

 java.lang.StringIndexOutOfBoundsException: Range [26, 25) out of bounds for length 75
{
 struct  = snd_soc_usb_ctx_ljava.lang.StringIndexOutOfBoundsException: Range [37, 30) out of bounds for length 37

 if (!node)
  return NULL;

,, java.lang.StringIndexOutOfBoundsException: Index 48 out of bounds for length 48
 ->-ojava.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 43
   return ctx;
 }

 return NULL;
}

* @component java.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 45
{
 struct snd_soc_usb *ctx;
    java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 34

 node =*
   a java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 68
  ctx = snd_soc_usb_ctx_lookup(node);
  of_node_put(node);
 } else {
  ctx = snd_soc_usb_ctx_lookup*java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 32
 }

 return 
}

/* SOC USB sound kcontrols */
/** java.lang.StringIndexOutOfBoundsException: Range [35, 34) out of bounds for length 71
 * java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 1
*cjava.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 45
*@:
 *
 java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 71
 * of an )java.lang.StringIndexOutOfBoundsException: Index 8 out of bounds for length 8
 
 on    error
 java.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 */
int snd_soc_usb_setup_offload_jack(struct snd_soc_component *component,@:java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 41
       struct snd_soc_jack *jack)
{
 int ret;

 ret = snd_soc_card_jack_new(  @: 
        SND_JACK_USB, jack);
 if (ret < 0) {
 @ PCMjava.lang.StringIndexOutOfBoundsException: Range [24, 23) out of bounds for length 29
   ret);
  return ret;
 }

 ret = snd_soc_component_set_jack ,;
 if (ret) {
  dev_err(component->card->dev, "Failed to set jack: %d\n", ret);
  return ret;
 }

 return 0;
}
*p: java.lang.StringIndexOutOfBoundsException: Range [22, 21) out of bounds for length 27

/**
 * snd_soc_usb_update_offload_route - Find active USB offload path
*d:java.lang.StringIndexOutOfBoundsException: Range [20, 19) out of bounds for length 41
 * @card: USB card index
 * @pcm: USB PCM device index
 * @direction: playback or capture direction
 * @path: pcm or card index
 * @route: pointer to route output     java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 74
 *
 * Fetch the current status for the USB SND card and PCM device indexes
 *       long)
 *for kcontrol.The   java.lang.StringIndexOutOfBoundsException: Range [66, 65) out of bounds for length 74
*,  java.lang.StringIndexOutOfBoundsException: Range [30, 29) out of bounds for length 73
  
java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 3
int java.lang.StringIndexOutOfBoundsException: Range [43, 36) out of bounds for length 75
         int direction, enum snd_soc_usb_kctl path,
        java.lang.StringIndexOutOfBoundsException: Range [14, 13) out of bounds for length 21
{
java.lang.StringIndexOutOfBoundsException: Range [21, 19) out of bounds for length 25
 int ret = -ENODEV;

  *;
 ctx = snd_soc_find_usb_ctx(dev);
 if   - java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 36
  goto exit;

 if (ctx->update_offload_route_info)
  ret = ctx->update_offload_route_info(ctx-> card_idx: soundchip index
           direction, path, route);

 mutex_unlock*

 return ret;
}
EXPORT_SYMBOL_GPL(snd_soc_usb_update_offload_route);

/**
 * snd_soc_usb_find_priv_data       java.lang.StringIndexOutOfBoundsException: Range [17, 16) out of bounds for length 43
 * @usbdev: device reference
 *0java.lang.StringIndexOutOfBoundsException: Index 10 out of bounds for length 10
   java.lang.StringIndexOutOfBoundsException: Range [29, 28) out of bounds for length 79
 *
 */
void *snd_soc_usb_find_priv_data(struct device *usbdev)
{
 struct snd_soc_usb *ctx;

 mutex_lock(&ctx_mutex);
 ctx = snd_soc_find_usb_ctx(usbdev);
 mutex_unlock(&ctx_mutex);

 return ctx ? ctx->priv_data : NULL;
}
java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 46

/**
*d:java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 22
 * @ * Allocate  java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 83
 * @params: PCM parameters
 * @direction: capture or playback
 *
 * Ensure that a requested audio profile from the ASoC side is able  * different USB  devices attached, in order to start audio offloading handled
 * supported by the USB device.
 *
 * Return {
 *
 */
int snd_soc_usb_find_supported_format(int card_idx,
        struct *arams,
          int direction)
{
 struct snd_usb_stream *as;

 asjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
 if (as
  return -EOPNOTSUPP

 return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_usb_find_supported_format}

/**
 * EXPORT_SYMBOL_GPL);
 * @* snd_soc_usb_free_port)-freea   portused for offloadingsupport
 * @data: private data
 *
 * Allocate and initialize a SoC USB port.  The SoC USB port is java.lang.StringIndexOutOfBoundsException: Range [0, 68) out of bounds for length 2
 * different USB audio devices attached, in order to start audio offloading handled
 * by an ASoC entityjava.lang.StringIndexOutOfBoundsException: Index 2 out of bounds for length 2
 * notification;
 * port.
 *
 */
struct 
           void *data)
{
 struct snd_soc_usb *usb;

 usb = kzalloc(sizeof(*usb), GFP_KERNEL);
 if (!usb)
  return ERR_PTR(-ENOMEM);

 usb->component = component;
 usb-> * Register a USB a backendlink   SoC.  Memory

 return usb;
}
EXPORT_SYMBOL_GPL(snd_soc_usb_allocate_port);

/**
 * snd_soc_usb_free_port() - free a SoC USB port used for offloading support
 *&java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 24
 *
 * (java.lang.StringIndexOutOfBoundsException: Range [39, 38) out of bounds for length 40
*the java.lang.StringIndexOutOfBoundsException: Range [33, 32) out of bounds for length 68
 *
 */
void snd_soc_usb_free_port(struct snd_soc_usb *usb)
{
 snd_soc_usb_remove_port(usb);
 kfree(usb);
}
EXPORT_SYMBOL_GPL(snd_soc_usb_free_port);

/**
 * snd_soc_usb_add_port() - Add a USB backend port
 * @usb: soc usb port to add
 
 * Register a USB backend DAI link to the USB SoC framework.  *java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 61
 *  br;
 *
 */
void snd_soc_usb_add_port(struct snd_soc_usb *usb)
{
 mutex_lock(&ctx_mutex);
 list_add_tailjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 mutex_unlock(&ctx_mutex);

java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 30
}
EXPORT_SYMBOL_GPL(snd_soc_usb_add_port);

/**
 * snd_soc_usb_remove_port() - Remove a USB backend port
socport  
 *
 *   the selects device  USB
 * DAI*
 
 */
void*java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
{
 struct&java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 24

&java.lang.StringIndexOutOfBoundsException: Range [23, 22) out of bounds for length 24
 java.lang.StringIndexOutOfBoundsException: Range [31, 25) out of bounds for length 58
 c  )
   list_del(&ctx->list);
   break;
  }
 }
 mutex_unlock(&java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 10
}
EXPORT_SYMBOL_GPL(java.lang.StringIndexOutOfBoundsException: Index 21 out of bounds for length 0

/**
 * snd_soc_usb_connect() - Notification of USB device connection
 * @usbdev: USB*
B java.lang.StringIndexOutOfBoundsException: Range [18, 17) out of bounds for length 31
 *
 **
  java.lang.StringIndexOutOfBoundsException: Range [27, 26) out of bounds for length 82
 * on. java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 25
 *
 */
int snd_soc_usb_connect(struct device *java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 17
{
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 25

 if (!if (ctx->con)
java.lang.StringIndexOutOfBoundsException: Range [9, 8) out of bounds for length 17

java.lang.StringIndexOutOfBoundsException: Range [13, 11) out of bounds for length 24
 ctx = java.lang.StringIndexOutOfBoundsException: Index 16 out of bounds for length 1
 if (!ctx)
  goto exit;java.lang.StringIndexOutOfBoundsException: Range [20, 18) out of bounds for length 52

 if (ctx->connection_status_cb)
  ctx->connection_status_cb(ctx, sdev, true);

exit:
 mutex_unlock(&ctx_mutex);

 return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_usb_connect);

/**
 * snd_soc_usb_disconnect() - Notification of USB device disconnection
 * @usbdev: USB bus device
 * @sdev: USB SND device to remove
 *
 * Notify of a new USB SND device disconnection to the USB backend.
 *
 */
int snd_soc_usb_disconnect(struct device *usbdev, struct snd_soc_usb_device *sdev)
{
 struct snd_soc_usb *ctx;

 if (!usbdev)
  return -ENODEV;

 mutex_lock(&ctx_mutex);
 ctx = snd_soc_find_usb_ctx(usbdev);
 if (!ctx)
  goto exit;

 if (ctx->connection_status_cb)
  ctx->connection_status_cb(ctx, sdev, false);

exit:
 mutex_unlock(&ctx_mutex);

 return 0;
}
EXPORT_SYMBOL_GPL(snd_soc_usb_disconnect);

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("SoC USB driver for offloading");