diff options
| author | Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com> | 2019-02-08 16:45:20 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2019-02-08 19:18:49 +0300 |
| commit | 0bb423f2eaafedf89715c482a543dcd629ba3946 (patch) | |
| tree | 87a45e601cda565f0c66fb46012c9409f7fc16a9 /sound/soc/codecs/tlv320aic3x.c | |
| parent | 510135535382db7f5ee8727818172e42c9c9cbd5 (diff) | |
| download | linux-0bb423f2eaafedf89715c482a543dcd629ba3946.tar.xz | |
ASoC: regulator notifier registration should be managed
Regulator notifiers, that were registered during codec driver probing,
must be unregistered during driver release, or device managed versions
have to be used. This patch fixes codec drivers, that weren't explicitly
unregistering notifiers and simplifies those, that did that manually.
Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/tlv320aic3x.c')
| -rw-r--r-- | sound/soc/codecs/tlv320aic3x.c | 25 |
1 files changed, 4 insertions, 21 deletions
diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c index 6aa0edf8c5ef..283583d1db60 100644 --- a/sound/soc/codecs/tlv320aic3x.c +++ b/sound/soc/codecs/tlv320aic3x.c @@ -1615,13 +1615,14 @@ static int aic3x_probe(struct snd_soc_component *component) for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++) { aic3x->disable_nb[i].nb.notifier_call = aic3x_regulator_event; aic3x->disable_nb[i].aic3x = aic3x; - ret = regulator_register_notifier(aic3x->supplies[i].consumer, - &aic3x->disable_nb[i].nb); + ret = devm_regulator_register_notifier( + aic3x->supplies[i].consumer, + &aic3x->disable_nb[i].nb); if (ret) { dev_err(component->dev, "Failed to request regulator notifier: %d\n", ret); - goto err_notif; + return ret; } } @@ -1679,29 +1680,11 @@ static int aic3x_probe(struct snd_soc_component *component) aic3x_add_widgets(component); return 0; - -err_notif: - while (i--) - regulator_unregister_notifier(aic3x->supplies[i].consumer, - &aic3x->disable_nb[i].nb); - return ret; -} - -static void aic3x_remove(struct snd_soc_component *component) -{ - struct aic3x_priv *aic3x = snd_soc_component_get_drvdata(component); - int i; - - list_del(&aic3x->list); - for (i = 0; i < ARRAY_SIZE(aic3x->supplies); i++) - regulator_unregister_notifier(aic3x->supplies[i].consumer, - &aic3x->disable_nb[i].nb); } static const struct snd_soc_component_driver soc_component_dev_aic3x = { .set_bias_level = aic3x_set_bias_level, .probe = aic3x_probe, - .remove = aic3x_remove, .controls = aic3x_snd_controls, .num_controls = ARRAY_SIZE(aic3x_snd_controls), .dapm_widgets = aic3x_dapm_widgets, |