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[ALSA] ASoC codec error reporting

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This patch improves the codec probe() error reporting by printing error
messages when the card or pcms fail to register.

Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Liam Girdwood 2007-01-31 10:02:23 +01:00 committed by Jaroslav Kysela
parent 877b866d86
commit e35115a588
3 changed files with 34 additions and 17 deletions
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15
sound/soc/codecs/wm8731.c
View file

@ -696,8 +696,8 @@ static int wm8731_init(struct snd_soc_device *socdev)
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
kfree(codec->reg_cache);
return ret;
printk(KERN_ERR "wm8731: failed to create pcms\n");
goto pcm_err;
}
/* power on device */
@ -717,11 +717,18 @@ static int wm8731_init(struct snd_soc_device *socdev)
wm8731_add_widgets(codec);
ret = snd_soc_register_card(socdev);
if (ret < 0) {
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
printk(KERN_ERR "wm8731: failed to register card\n");
goto card_err;
}
return ret;
card_err:
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
pcm_err:
kfree(codec->reg_cache);
return ret;
}
static struct snd_soc_device *wm8731_socdev;

14
sound/soc/codecs/wm8750.c
View file

@ -1075,8 +1075,8 @@ static int wm8750_init(struct snd_soc_device *socdev)
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
if (ret < 0) {
kfree(codec->reg_cache);
return ret;
printk(KERN_ERR "wm8750: failed to create pcms\n");
goto pcm_err;
}
/* charge output caps */
@ -1106,10 +1106,16 @@ static int wm8750_init(struct snd_soc_device *socdev)
wm8750_add_widgets(codec);
ret = snd_soc_register_card(socdev);
if (ret < 0) {
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
printk(KERN_ERR "wm8750: failed to register card\n");
goto card_err;
}
return ret;
card_err:
snd_soc_free_pcms(socdev);
snd_soc_dapm_free(socdev);
pcm_err:
kfree(codec->reg_cache);
return ret;
}

22
sound/soc/codecs/wm9712.c
View file

@ -692,10 +692,8 @@ static int wm9712_soc_probe(struct platform_device *pdev)
codec->reg_cache =
kzalloc(sizeof(u16) * ARRAY_SIZE(wm9712_reg), GFP_KERNEL);
if (codec->reg_cache == NULL) {
kfree(codec->ac97);
kfree(socdev->codec);
socdev->codec = NULL;
return -ENOMEM;
ret = -ENOMEM;
goto cache_err;
}
memcpy(codec->reg_cache, wm9712_reg, sizeof(u16) * ARRAY_SIZE(wm9712_reg));
codec->reg_cache_size = sizeof(u16) * ARRAY_SIZE(wm9712_reg);
@ -712,8 +710,10 @@ static int wm9712_soc_probe(struct platform_device *pdev)
INIT_LIST_HEAD(&codec->dapm_paths);
ret = snd_soc_new_ac97_codec(codec, &soc_ac97_ops, 0);
if (ret < 0)
goto err;
if (ret < 0) {
printk(KERN_ERR "wm9712: failed to register AC97 codec\n");
goto codec_err;
}
/* register pcms */
ret = snd_soc_new_pcms(socdev, SNDRV_DEFAULT_IDX1, SNDRV_DEFAULT_STR1);
@ -733,8 +733,10 @@ static int wm9712_soc_probe(struct platform_device *pdev)
wm9712_add_controls(codec);
wm9712_add_widgets(codec);
ret = snd_soc_register_card(socdev);
if (ret < 0)
if (ret < 0) {
printk(KERN_ERR "wm9712: failed to register card\n");
goto reset_err;
}
return 0;
@ -744,8 +746,10 @@ reset_err:
pcm_err:
snd_soc_free_ac97_codec(codec);
err:
kfree(socdev->codec->reg_cache);
codec_err:
kfree(codec->reg_cache);
cache_err:
kfree(socdev->codec);
socdev->codec = NULL;
return ret;