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Commit 75fe9193 authored by Aditya Bavanari's avatar Aditya Bavanari Committed by Alistair Delva
Browse files

ANDROID: ASoC: core: add locked version of soc_find_component 



Add a locked version of the API to use from clients
to ensure accessing component list safely.

Change-Id: I73c7f2ed03b7e76f6816b62ba0974bc05bdbb4b4
Signed-off-by: default avatarAditya Bavanari <abavanar@codeaurora.org>
(cherry picked from commit 99b4176a)
Signed-off-by: default avatarWill McVicker <willmcvicker@google.com>
parent 9bd91249

sound/soc/soc-core.c

+22 −0
Original line number Diff line number Diff line
@@ -748,6 +748,28 @@ struct snd_soc_component *soc_find_component( 
}

EXPORT_SYMBOL(soc_find_component);



/**

 * soc_find_component_locked: soc_find_component with client lock acquired

 *

 * @of_node: of_node of the component to query.

 * @name: name of the component to query.

 *

 * function to find out if a component is already registered with ASoC core.

 *

 * Returns component handle for success, else NULL error.

 */

struct snd_soc_component *soc_find_component_locked(

	const struct device_node *of_node, const char *name)

{

	struct snd_soc_component *component = NULL;



	mutex_lock(&client_mutex);

	component = soc_find_component(of_node, name);

	mutex_unlock(&client_mutex);

	return component;

}

EXPORT_SYMBOL(soc_find_component_locked);



/**

 * snd_soc_find_dai - Find a registered DAI

 *