ASoC: Remove unneeded suspend checks from CODEC drivers

Better integration of the core with the device model means that we now
no longer get the ASoC suspend and resume callbacks without the card
having been set up.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>

sound/soc/codecs/wm8753.c

@@ -1507,10 +1507,6 @@ static int wm8753_suspend(struct platform_device *pdev, pm_message_t state)
 	struct snd_soc_device *socdev = platform_get_drvdata(pdev);
 	struct snd_soc_codec *codec = socdev->card->codec;
 
-	/* we only need to suspend if we are a valid card */
-	if (!codec->card)
-		return 0;
-
 	wm8753_set_bias_level(codec, SND_SOC_BIAS_OFF);
 	return 0;
 }
@@ -1523,10 +1519,6 @@ static int wm8753_resume(struct platform_device *pdev)
 	u8 data[2];
 	u16 *cache = codec->reg_cache;
 
-	/* we only need to resume if we are a valid card */
-	if (!codec->card)
-		return 0;
-
 	/* Sync reg_cache with the hardware */
 	for (i = 0; i < ARRAY_SIZE(wm8753_reg); i++) {
 		if (i + 1 == WM8753_RESET)

sound/soc/codecs/wm8990.c

@@ -1319,10 +1319,6 @@ static int wm8990_suspend(struct platform_device *pdev, pm_message_t state)
 	struct snd_soc_device *socdev = platform_get_drvdata(pdev);
 	struct snd_soc_codec *codec = socdev->card->codec;
 
-	/* we only need to suspend if we are a valid card */
-	if (!codec->card)
-		return 0;
-
 	wm8990_set_bias_level(codec, SND_SOC_BIAS_OFF);
 	return 0;
 }
@@ -1335,10 +1331,6 @@ static int wm8990_resume(struct platform_device *pdev)
 	u8 data[2];
 	u16 *cache = codec->reg_cache;
 
-	/* we only need to resume if we are a valid card */
-	if (!codec->card)
-		return 0;
-
 	/* Sync reg_cache with the hardware */
 	for (i = 0; i < ARRAY_SIZE(wm8990_reg); i++) {
 		if (i + 1 == WM8990_RESET)