ASoC: Remove snd_soc_suspend_device()

The PM core will grow pm_link infrastructure in 2.6.33 which can be
used to implement the intended functionality of the ASoC-specific
device suspend and resume callbacks so drop them.
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

include/sound/soc.h

@@ -223,11 +223,6 @@ int snd_soc_codec_set_cache_io(struct snd_soc_codec *codec,
 			       int addr_bits, int data_bits,
 			       enum snd_soc_control_type control);
 
-#ifdef CONFIG_PM
-int snd_soc_suspend_device(struct device *dev);
-int snd_soc_resume_device(struct device *dev);
-#endif
-
 /* pcm <-> DAI connect */
 void snd_soc_free_pcms(struct snd_soc_device *socdev);
 int snd_soc_new_pcms(struct snd_soc_device *socdev, int idx, const char *xid);

sound/soc/codecs/cs4270.c

@@ -802,22 +802,6 @@ MODULE_DEVICE_TABLE(i2c, cs4270_id);
  * and all registers are written back to the hardware when resuming.
  */
 
-static int cs4270_i2c_suspend(struct i2c_client *client, pm_message_t mesg)
-{
-	struct cs4270_private *cs4270 = i2c_get_clientdata(client);
-	struct snd_soc_codec *codec = &cs4270->codec;
-
-	return snd_soc_suspend_device(codec->dev);
-}
-
-static int cs4270_i2c_resume(struct i2c_client *client)
-{
-	struct cs4270_private *cs4270 = i2c_get_clientdata(client);
-	struct snd_soc_codec *codec = &cs4270->codec;
-
-	return snd_soc_resume_device(codec->dev);
-}
-
 static int cs4270_soc_suspend(struct platform_device *pdev, pm_message_t mesg)
 {
 	struct snd_soc_codec *codec = cs4270_codec;
@@ -853,8 +837,6 @@ static int cs4270_soc_resume(struct platform_device *pdev)
 	return snd_soc_write(codec, CS4270_PWRCTL, reg);
 }
 #else
-#define cs4270_i2c_suspend	NULL
-#define cs4270_i2c_resume	NULL
 #define cs4270_soc_suspend	NULL
 #define cs4270_soc_resume	NULL
 #endif /* CONFIG_PM */
@@ -873,8 +855,6 @@ static struct i2c_driver cs4270_i2c_driver = {
 	.id_table = cs4270_id,
 	.probe = cs4270_i2c_probe,
 	.remove = cs4270_i2c_remove,
-	.suspend = cs4270_i2c_suspend,
-	.resume = cs4270_i2c_resume,
 };
 
 /*

sound/soc/codecs/wm8350.c

@@ -1680,21 +1680,6 @@ static int __devexit wm8350_codec_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8350_codec_suspend(struct platform_device *pdev, pm_message_t m)
-{
-	return snd_soc_suspend_device(&pdev->dev);
-}
-
-static int wm8350_codec_resume(struct platform_device *pdev)
-{
-	return snd_soc_resume_device(&pdev->dev);
-}
-#else
-#define wm8350_codec_suspend NULL
-#define wm8350_codec_resume NULL
-#endif
-
 static struct platform_driver wm8350_codec_driver = {
 	.driver = {
 		   .name = "wm8350-codec",
@@ -1702,8 +1687,6 @@ static struct platform_driver wm8350_codec_driver = {
 		   },
 	.probe = wm8350_codec_probe,
 	.remove = __devexit_p(wm8350_codec_remove),
-	.suspend = wm8350_codec_suspend,
-	.resume = wm8350_codec_resume,
 };
 
 static __init int wm8350_init(void)

sound/soc/codecs/wm8400.c

@@ -1559,21 +1559,6 @@ static int __exit wm8400_codec_remove(struct platform_device *dev)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8400_pdev_suspend(struct platform_device *pdev, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&pdev->dev);
-}
-
-static int wm8400_pdev_resume(struct platform_device *pdev)
-{
-	return snd_soc_resume_device(&pdev->dev);
-}
-#else
-#define wm8400_pdev_suspend NULL
-#define wm8400_pdev_resume NULL
-#endif
-
 static struct platform_driver wm8400_codec_driver = {
 	.driver = {
 		.name = "wm8400-codec",
@@ -1581,8 +1566,6 @@ static struct platform_driver wm8400_codec_driver = {
 	},
 	.probe = wm8400_codec_probe,
 	.remove	= __exit_p(wm8400_codec_remove),
-	.suspend = wm8400_pdev_suspend,
-	.resume = wm8400_pdev_resume,
 };
 
 static int __init wm8400_codec_init(void)

sound/soc/codecs/wm8523.c

@@ -638,21 +638,6 @@ static __devexit int wm8523_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8523_i2c_suspend(struct i2c_client *i2c, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&i2c->dev);
-}
-
-static int wm8523_i2c_resume(struct i2c_client *i2c)
-{
-	return snd_soc_resume_device(&i2c->dev);
-}
-#else
-#define wm8523_i2c_suspend NULL
-#define wm8523_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8523_i2c_id[] = {
 	{ "wm8523", 0 },
 	{ }
@@ -666,8 +651,6 @@ static struct i2c_driver wm8523_i2c_driver = {
 	},
 	.probe =    wm8523_i2c_probe,
 	.remove =   __devexit_p(wm8523_i2c_remove),
-	.suspend =  wm8523_i2c_suspend,
-	.resume =   wm8523_i2c_resume,
 	.id_table = wm8523_i2c_id,
 };
 #endif

sound/soc/codecs/wm8580.c

@@ -961,21 +961,6 @@ static int wm8580_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8580_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8580_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8580_i2c_suspend NULL
-#define wm8580_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8580_i2c_id[] = {
 	{ "wm8580", 0 },
 	{ }
@@ -989,8 +974,6 @@ static struct i2c_driver wm8580_i2c_driver = {
 	},
 	.probe =    wm8580_i2c_probe,
 	.remove =   wm8580_i2c_remove,
-	.suspend =  wm8580_i2c_suspend,
-	.resume =   wm8580_i2c_resume,
 	.id_table = wm8580_i2c_id,
 };
 #endif

sound/soc/codecs/wm8711.c

@@ -548,21 +548,6 @@ static int __devexit wm8711_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8711_spi_suspend(struct spi_device *spi, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&spi->dev);
-}
-
-static int wm8711_spi_resume(struct spi_device *spi)
-{
-	return snd_soc_resume_device(&spi->dev);
-}
-#else
-#define wm8711_spi_suspend NULL
-#define wm8711_spi_resume NULL
-#endif
-
 static struct spi_driver wm8711_spi_driver = {
 	.driver = {
 		.name	= "wm8711",
@@ -570,8 +555,6 @@ static struct spi_driver wm8711_spi_driver = {
 		.owner	= THIS_MODULE,
 	},
 	.probe		= wm8711_spi_probe,
-	.suspend	= wm8711_spi_suspend,
-	.resume		= wm8711_spi_resume,
 	.remove		= __devexit_p(wm8711_spi_remove),
 };
 #endif /* CONFIG_SPI_MASTER */

sound/soc/codecs/wm8731.c

@@ -623,21 +623,6 @@ static int __devexit wm8731_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8731_spi_suspend(struct spi_device *spi, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&spi->dev);
-}
-
-static int wm8731_spi_resume(struct spi_device *spi)
-{
-	return snd_soc_resume_device(&spi->dev);
-}
-#else
-#define wm8731_spi_suspend NULL
-#define wm8731_spi_resume NULL
-#endif
-
 static struct spi_driver wm8731_spi_driver = {
 	.driver = {
 		.name	= "wm8731",
@@ -645,8 +630,6 @@ static struct spi_driver wm8731_spi_driver = {
 		.owner	= THIS_MODULE,
 	},
 	.probe		= wm8731_spi_probe,
-	.suspend	= wm8731_spi_suspend,
-	.resume		= wm8731_spi_resume,
 	.remove		= __devexit_p(wm8731_spi_remove),
 };
 #endif /* CONFIG_SPI_MASTER */
@@ -679,21 +662,6 @@ static __devexit int wm8731_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8731_i2c_suspend(struct i2c_client *i2c, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&i2c->dev);
-}
-
-static int wm8731_i2c_resume(struct i2c_client *i2c)
-{
-	return snd_soc_resume_device(&i2c->dev);
-}
-#else
-#define wm8731_i2c_suspend NULL
-#define wm8731_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8731_i2c_id[] = {
 	{ "wm8731", 0 },
 	{ }
@@ -707,8 +675,6 @@ static struct i2c_driver wm8731_i2c_driver = {
 	},
 	.probe =    wm8731_i2c_probe,
 	.remove =   __devexit_p(wm8731_i2c_remove),
-	.suspend =  wm8731_i2c_suspend,
-	.resume =   wm8731_i2c_resume,
 	.id_table = wm8731_i2c_id,
 };
 #endif

sound/soc/codecs/wm8753.c

@@ -1767,21 +1767,6 @@ static int wm8753_i2c_remove(struct i2c_client *client)
         return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8753_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8753_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8753_i2c_suspend NULL
-#define wm8753_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8753_i2c_id[] = {
 	{ "wm8753", 0 },
 	{ }
@@ -1795,8 +1780,6 @@ static struct i2c_driver wm8753_i2c_driver = {
 	},
 	.probe =    wm8753_i2c_probe,
 	.remove =   wm8753_i2c_remove,
-	.suspend =  wm8753_i2c_suspend,
-	.resume =   wm8753_i2c_resume,
 	.id_table = wm8753_i2c_id,
 };
 #endif
@@ -1852,22 +1835,6 @@ static int __devexit wm8753_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8753_spi_suspend(struct spi_device *spi, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&spi->dev);
-}
-
-static int wm8753_spi_resume(struct spi_device *spi)
-{
-	return snd_soc_resume_device(&spi->dev);
-}
-
-#else
-#define wm8753_spi_suspend NULL
-#define wm8753_spi_resume NULL
-#endif
-
 static struct spi_driver wm8753_spi_driver = {
 	.driver = {
 		.name	= "wm8753",
@@ -1876,8 +1843,6 @@ static struct spi_driver wm8753_spi_driver = {
 	},
 	.probe		= wm8753_spi_probe,
 	.remove		= __devexit_p(wm8753_spi_remove),
-	.suspend	= wm8753_spi_suspend,
-	.resume		= wm8753_spi_resume,
 };
 #endif
 

sound/soc/codecs/wm8776.c

@@ -616,21 +616,6 @@ static int __devexit wm8776_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8776_spi_suspend(struct spi_device *spi, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&spi->dev);
-}
-
-static int wm8776_spi_resume(struct spi_device *spi)
-{
-	return snd_soc_resume_device(&spi->dev);
-}
-#else
-#define wm8776_spi_suspend NULL
-#define wm8776_spi_resume NULL
-#endif
-
 static struct spi_driver wm8776_spi_driver = {
 	.driver = {
 		.name	= "wm8776",
@@ -638,8 +623,6 @@ static struct spi_driver wm8776_spi_driver = {
 		.owner	= THIS_MODULE,
 	},
 	.probe		= wm8776_spi_probe,
-	.suspend	= wm8776_spi_suspend,
-	.resume		= wm8776_spi_resume,
 	.remove		= __devexit_p(wm8776_spi_remove),
 };
 #endif /* CONFIG_SPI_MASTER */
@@ -673,21 +656,6 @@ static __devexit int wm8776_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8776_i2c_suspend(struct i2c_client *i2c, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&i2c->dev);
-}
-
-static int wm8776_i2c_resume(struct i2c_client *i2c)
-{
-	return snd_soc_resume_device(&i2c->dev);
-}
-#else
-#define wm8776_i2c_suspend NULL
-#define wm8776_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8776_i2c_id[] = {
 	{ "wm8776", 0 },
 	{ }
@@ -701,8 +669,6 @@ static struct i2c_driver wm8776_i2c_driver = {
 	},
 	.probe =    wm8776_i2c_probe,
 	.remove =   __devexit_p(wm8776_i2c_remove),
-	.suspend =  wm8776_i2c_suspend,
-	.resume =   wm8776_i2c_resume,
 	.id_table = wm8776_i2c_id,
 };
 #endif

sound/soc/codecs/wm8900.c

@@ -1312,21 +1312,6 @@ static __devexit int wm8900_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8900_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8900_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8900_i2c_suspend NULL
-#define wm8900_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8900_i2c_id[] = {
 	{ "wm8900", 0 },
 	{ }
@@ -1340,8 +1325,6 @@ static struct i2c_driver wm8900_i2c_driver = {
 	},
 	.probe = wm8900_i2c_probe,
 	.remove = __devexit_p(wm8900_i2c_remove),
-	.suspend = wm8900_i2c_suspend,
-	.resume = wm8900_i2c_resume,
 	.id_table = wm8900_i2c_id,
 };
 

sound/soc/codecs/wm8903.c

@@ -1655,21 +1655,6 @@ static __devexit int wm8903_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8903_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8903_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8903_i2c_suspend NULL
-#define wm8903_i2c_resume NULL
-#endif
-
 /* i2c codec control layer */
 static const struct i2c_device_id wm8903_i2c_id[] = {
        { "wm8903", 0 },
@@ -1684,8 +1669,6 @@ static struct i2c_driver wm8903_i2c_driver = {
 	},
 	.probe    = wm8903_i2c_probe,
 	.remove   = __devexit_p(wm8903_i2c_remove),
-	.suspend  = wm8903_i2c_suspend,
-	.resume   = wm8903_i2c_resume,
 	.id_table = wm8903_i2c_id,
 };
 

sound/soc/codecs/wm8940.c

@@ -877,21 +877,6 @@ static int __devexit wm8940_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8940_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8940_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8940_i2c_suspend NULL
-#define wm8940_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8940_i2c_id[] = {
 	{ "wm8940", 0 },
 	{ }
@@ -905,8 +890,6 @@ static struct i2c_driver wm8940_i2c_driver = {
 	},
 	.probe = wm8940_i2c_probe,
 	.remove = __devexit_p(wm8940_i2c_remove),
-	.suspend = wm8940_i2c_suspend,
-	.resume = wm8940_i2c_resume,
 	.id_table = wm8940_i2c_id,
 };
 

sound/soc/codecs/wm8960.c

@@ -883,21 +883,6 @@ static __devexit int wm8960_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8960_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8960_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8960_i2c_suspend NULL
-#define wm8960_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8960_i2c_id[] = {
 	{ "wm8960", 0 },
 	{ }
@@ -911,8 +896,6 @@ static struct i2c_driver wm8960_i2c_driver = {
 	},
 	.probe =    wm8960_i2c_probe,
 	.remove =   __devexit_p(wm8960_i2c_remove),
-	.suspend =  wm8960_i2c_suspend,
-	.resume =   wm8960_i2c_resume,
 	.id_table = wm8960_i2c_id,
 };
 

sound/soc/codecs/wm8961.c

@@ -1206,21 +1206,6 @@ static __devexit int wm8961_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8961_i2c_suspend(struct i2c_client *client, pm_message_t state)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8961_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8961_i2c_suspend NULL
-#define wm8961_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8961_i2c_id[] = {
 	{ "wm8961", 0 },
 	{ }
@@ -1234,8 +1219,6 @@ static struct i2c_driver wm8961_i2c_driver = {
 	},
 	.probe =    wm8961_i2c_probe,
 	.remove =   __devexit_p(wm8961_i2c_remove),
-	.suspend =  wm8961_i2c_suspend,
-	.resume =   wm8961_i2c_resume,
 	.id_table = wm8961_i2c_id,
 };
 

sound/soc/codecs/wm8988.c

@@ -944,21 +944,6 @@ static int wm8988_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8988_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm8988_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm8988_i2c_suspend NULL
-#define wm8988_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm8988_i2c_id[] = {
 	{ "wm8988", 0 },
 	{ }
@@ -972,8 +957,6 @@ static struct i2c_driver wm8988_i2c_driver = {
 	},
 	.probe = wm8988_i2c_probe,
 	.remove = wm8988_i2c_remove,
-	.suspend = wm8988_i2c_suspend,
-	.resume = wm8988_i2c_resume,
 	.id_table = wm8988_i2c_id,
 };
 #endif
@@ -1006,21 +989,6 @@ static int __devexit wm8988_spi_remove(struct spi_device *spi)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm8988_spi_suspend(struct spi_device *spi, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&spi->dev);
-}
-
-static int wm8988_spi_resume(struct spi_device *spi)
-{
-	return snd_soc_resume_device(&spi->dev);
-}
-#else
-#define wm8988_spi_suspend NULL
-#define wm8988_spi_resume NULL
-#endif
-
 static struct spi_driver wm8988_spi_driver = {
 	.driver = {
 		.name	= "wm8988",
@@ -1029,8 +997,6 @@ static struct spi_driver wm8988_spi_driver = {
 	},
 	.probe		= wm8988_spi_probe,
 	.remove		= __devexit_p(wm8988_spi_remove),
-	.suspend	= wm8988_spi_suspend,
-	.resume		= wm8988_spi_resume,
 };
 #endif
 

sound/soc/codecs/wm9081.c

@@ -1452,21 +1452,6 @@ static __devexit int wm9081_i2c_remove(struct i2c_client *client)
 	return 0;
 }
 
-#ifdef CONFIG_PM
-static int wm9081_i2c_suspend(struct i2c_client *client, pm_message_t msg)
-{
-	return snd_soc_suspend_device(&client->dev);
-}
-
-static int wm9081_i2c_resume(struct i2c_client *client)
-{
-	return snd_soc_resume_device(&client->dev);
-}
-#else
-#define wm9081_i2c_suspend NULL
-#define wm9081_i2c_resume NULL
-#endif
-
 static const struct i2c_device_id wm9081_i2c_id[] = {
 	{ "wm9081", 0 },
 	{ }
@@ -1480,8 +1465,6 @@ static struct i2c_driver wm9081_i2c_driver = {
 	},
 	.probe =    wm9081_i2c_probe,
 	.remove =   __devexit_p(wm9081_i2c_remove),
-	.suspend =  wm9081_i2c_suspend,
-	.resume =   wm9081_i2c_resume,
 	.id_table = wm9081_i2c_id,
 };
 

sound/soc/soc-core.c

@@ -790,45 +790,6 @@ static int soc_resume(struct device *dev)
 
 	return 0;
 }
-
-/**
- * snd_soc_suspend_device: Notify core of device suspend
- *
- * @dev: Device being suspended.
- *
- * In order to ensure that the entire audio subsystem is suspended in a
- * coordinated fashion ASoC devices should suspend themselves when
- * called by ASoC.  When the standard kernel suspend process asks the
- * device to suspend it should call this function to initiate a suspend
- * of the entire ASoC card.
- *
- * \note Currently this function is stubbed out.
- */
-int snd_soc_suspend_device(struct device *dev)
-{
-	return 0;
-}
-EXPORT_SYMBOL_GPL(snd_soc_suspend_device);
-
-/**
- * snd_soc_resume_device: Notify core of device resume
- *
- * @dev: Device being resumed.
- *
- * In order to ensure that the entire audio subsystem is resumed in a
- * coordinated fashion ASoC devices should resume themselves when called
- * by ASoC.  When the standard kernel resume process asks the device
- * to resume it should call this function.  Once all the components of
- * the card have notified that they are ready to be resumed the card
- * will be resumed.
- *
- * \note Currently this function is stubbed out.
- */
-int snd_soc_resume_device(struct device *dev)
-{
-	return 0;
-}
-EXPORT_SYMBOL_GPL(snd_soc_resume_device);
 #else
 #define soc_suspend	NULL
 #define soc_resume	NULL