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Commit 88da3f7e authored by Banajit Goswami's avatar Banajit Goswami
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ASoC: soc-core: export function to find components 



Drivers might need to use the ASoC core function to
find out whether a particular component is already
registered with ALSA core or not. Export the function
so that drivers can use it outside of the file.

Change-Id: I13e4a053de085974b0b53c392a9453e46f1aa66d
Signed-off-by: default avatarBanajit Goswami <bgoswami@codeaurora.org>
parent 925f5828

include/sound/soc.h

+2 −0
Original line number Diff line number Diff line
@@ -1341,6 +1341,8 @@ int snd_soc_component_update_bits_async(struct snd_soc_component *component, 
void snd_soc_component_async_complete(struct snd_soc_component *component);

int snd_soc_component_test_bits(struct snd_soc_component *component,

	unsigned int reg, unsigned int mask, unsigned int value);

struct snd_soc_component *soc_find_component(

	const struct device_node *of_node, const char *name);



/* device driver data */

sound/soc/soc-core.c

+12 −1
Original line number Diff line number Diff line
@@ -864,7 +864,17 @@ EXPORT_SYMBOL_GPL(snd_soc_resume); 
static const struct snd_soc_dai_ops null_dai_ops = {

};



static struct snd_soc_component *soc_find_component(

/**

 * soc_find_component: find a component from component_list in ASoC core

 *

 * @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(

	const struct device_node *of_node, const char *name)

{

	struct snd_soc_component *component;
@@ -880,6 +890,7 @@ static struct snd_soc_component *soc_find_component( 


	return NULL;

}

EXPORT_SYMBOL(soc_find_component);



static struct snd_soc_dai *snd_soc_find_dai(

	const struct snd_soc_dai_link_component *dlc)