Message ID | 8736g2ilpt.wl-kuninori.morimoto.gx@renesas.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | ASoC: soc-core cleanup - step 4 | expand |
On 10/8/19 11:31 PM, Kuninori Morimoto wrote: > From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > > snd_soc_component_add() is using mutex_lock(), > but it should be used at snd_soc_add_component(). > This patch tidyup it. > This is prepare for snd_soc_register_dais() cleanup > > Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> > --- > sound/soc/soc-core.c | 26 +++++++++++++++----------- > 1 file changed, 15 insertions(+), 11 deletions(-) > > diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c > index 5d96ffa..d4f80c8 100644 > --- a/sound/soc/soc-core.c > +++ b/sound/soc/soc-core.c > @@ -2748,8 +2748,6 @@ EXPORT_SYMBOL_GPL(snd_soc_component_exit_regmap); > > static void snd_soc_component_add(struct snd_soc_component *component) > { > - mutex_lock(&client_mutex); > - > if (!component->driver->write && !component->driver->read) { > if (!component->regmap) > component->regmap = dev_get_regmap(component->dev, > @@ -2760,8 +2758,6 @@ static void snd_soc_component_add(struct snd_soc_component *component) > > /* see for_each_component */ > list_add(&component->list, &component_list); > - > - mutex_unlock(&client_mutex); > } > > static void snd_soc_component_del(struct snd_soc_component *component) > @@ -2835,9 +2831,11 @@ int snd_soc_add_component(struct device *dev, > int ret; > int i; > > + mutex_lock(&client_mutex); > + > ret = snd_soc_component_initialize(component, component_driver, dev); > if (ret) > - goto err_free; > + goto err_del; > > if (component_driver->endianness) { > for (i = 0; i < num_dai; i++) { > @@ -2849,17 +2847,23 @@ int snd_soc_add_component(struct device *dev, > ret = snd_soc_register_dais(component, dai_drv, num_dai); > if (ret < 0) { > dev_err(dev, "ASoC: Failed to register DAIs: %d\n", ret); > - goto err_cleanup; > + goto err_del; > } > > snd_soc_component_add(component); > - snd_soc_try_rebind_card(); > > - return 0; > +err_del: > + mutex_unlock(&client_mutex); > + > + /* > + * these should be called without > + * mutex_unlock(client_mutex) > + */ > + if (ret < 0) > + snd_soc_del_component(component); the first thing done in snd_soc_del_component is to take the same mutex. > + else > + snd_soc_try_rebind_card(); > > -err_cleanup: > - snd_soc_del_component(component); > -err_free: > return ret; > } > EXPORT_SYMBOL_GPL(snd_soc_add_component); >
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 5d96ffa..d4f80c8 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -2748,8 +2748,6 @@ EXPORT_SYMBOL_GPL(snd_soc_component_exit_regmap); static void snd_soc_component_add(struct snd_soc_component *component) { - mutex_lock(&client_mutex); - if (!component->driver->write && !component->driver->read) { if (!component->regmap) component->regmap = dev_get_regmap(component->dev, @@ -2760,8 +2758,6 @@ static void snd_soc_component_add(struct snd_soc_component *component) /* see for_each_component */ list_add(&component->list, &component_list); - - mutex_unlock(&client_mutex); } static void snd_soc_component_del(struct snd_soc_component *component) @@ -2835,9 +2831,11 @@ int snd_soc_add_component(struct device *dev, int ret; int i; + mutex_lock(&client_mutex); + ret = snd_soc_component_initialize(component, component_driver, dev); if (ret) - goto err_free; + goto err_del; if (component_driver->endianness) { for (i = 0; i < num_dai; i++) { @@ -2849,17 +2847,23 @@ int snd_soc_add_component(struct device *dev, ret = snd_soc_register_dais(component, dai_drv, num_dai); if (ret < 0) { dev_err(dev, "ASoC: Failed to register DAIs: %d\n", ret); - goto err_cleanup; + goto err_del; } snd_soc_component_add(component); - snd_soc_try_rebind_card(); - return 0; +err_del: + mutex_unlock(&client_mutex); + + /* + * these should be called without + * mutex_unlock(client_mutex) + */ + if (ret < 0) + snd_soc_del_component(component); + else + snd_soc_try_rebind_card(); -err_cleanup: - snd_soc_del_component(component); -err_free: return ret; } EXPORT_SYMBOL_GPL(snd_soc_add_component);