diff options
| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2008-01-21 16:33:37 +0300 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2008-01-31 19:30:09 +0300 |
| commit | 08c8efe6925ba712d65ca07877fa169b45f8d502 (patch) | |
| tree | 62dc1418d0f518c8398bc413ffe9bc0fd3366a28 /sound | |
| parent | c518b35ea2ef2b7b3dbe6b1cc5299daf0c9de3f7 (diff) | |
| download | linux-08c8efe6925ba712d65ca07877fa169b45f8d502.tar.xz | |
[ALSA] Fix lockdep warning in ASoC machine probe
Don't take the codec mutex during machine probe until we have registered
with ALSA, fixing a lockdep warning reported by Dmitry Baryshkov.
Cc: Dmitry Baryshkov <dbaryshkov@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/soc-core.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 5f86e033098f..9eb5479787c1 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -1101,7 +1101,6 @@ int snd_soc_register_card(struct snd_soc_device *socdev) struct snd_soc_machine *machine = socdev->machine; int ret = 0, i, ac97 = 0, err = 0; - mutex_lock(&codec->mutex); for(i = 0; i < machine->num_links; i++) { if (socdev->machine->dai_link[i].init) { err = socdev->machine->dai_link[i].init(codec); @@ -1127,12 +1126,14 @@ int snd_soc_register_card(struct snd_soc_device *socdev) goto out; } + mutex_lock(&codec->mutex); #ifdef CONFIG_SND_SOC_AC97_BUS if (ac97) { ret = soc_ac97_dev_register(codec); if (ret < 0) { printk(KERN_ERR "asoc: AC97 device register failed\n"); snd_card_free(codec->card); + mutex_unlock(&codec->mutex); goto out; } } @@ -1145,8 +1146,10 @@ int snd_soc_register_card(struct snd_soc_device *socdev) err = device_create_file(socdev->dev, &dev_attr_codec_reg); if (err < 0) printk(KERN_WARNING "asoc: failed to add codec sysfs entries\n"); -out: + mutex_unlock(&codec->mutex); + +out: return ret; } EXPORT_SYMBOL_GPL(snd_soc_register_card); |