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author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2020-06-04 17:06:22 +0900 |
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committer | Mark Brown <broonie@kernel.org> | 2020-06-15 18:21:19 +0100 |
commit | c7d75b5938e38a48e5fdac44f88fc5882f1f7bed (patch) | |
tree | 74730fc95d1abdcc55434dd006e1396d7600ee2b /sound/soc/soc-component.c | |
parent | 4ca8701ee3106943c84d011c86a7ae41aff72e17 (diff) | |
download | linux-stable-c7d75b5938e38a48e5fdac44f88fc5882f1f7bed.tar.gz linux-stable-c7d75b5938e38a48e5fdac44f88fc5882f1f7bed.tar.bz2 linux-stable-c7d75b5938e38a48e5fdac44f88fc5882f1f7bed.zip |
ASoC: soc-component: move snd_soc_component_xxx_regmap() to soc-component
soc-component is handling snd_soc_component_xxx().
Move snd_soc_component_xxx_regmap() to it.
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/87sgfbw8zl.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/soc-component.c')
-rw-r--r-- | sound/soc/soc-component.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/sound/soc/soc-component.c b/sound/soc/soc-component.c index 76f4b953563c..3c96a1adaa8b 100644 --- a/sound/soc/soc-component.c +++ b/sound/soc/soc-component.c @@ -302,6 +302,56 @@ int snd_soc_component_of_xlate_dai_name(struct snd_soc_component *component, return -ENOTSUPP; } +void snd_soc_component_setup_regmap(struct snd_soc_component *component) +{ + int val_bytes = regmap_get_val_bytes(component->regmap); + + /* Errors are legitimate for non-integer byte multiples */ + if (val_bytes > 0) + component->val_bytes = val_bytes; +} + +#ifdef CONFIG_REGMAP + +/** + * snd_soc_component_init_regmap() - Initialize regmap instance for the + * component + * @component: The component for which to initialize the regmap instance + * @regmap: The regmap instance that should be used by the component + * + * This function allows deferred assignment of the regmap instance that is + * associated with the component. Only use this if the regmap instance is not + * yet ready when the component is registered. The function must also be called + * before the first IO attempt of the component. + */ +void snd_soc_component_init_regmap(struct snd_soc_component *component, + struct regmap *regmap) +{ + component->regmap = regmap; + snd_soc_component_setup_regmap(component); +} +EXPORT_SYMBOL_GPL(snd_soc_component_init_regmap); + +/** + * snd_soc_component_exit_regmap() - De-initialize regmap instance for the + * component + * @component: The component for which to de-initialize the regmap instance + * + * Calls regmap_exit() on the regmap instance associated to the component and + * removes the regmap instance from the component. + * + * This function should only be used if snd_soc_component_init_regmap() was used + * to initialize the regmap instance. + */ +void snd_soc_component_exit_regmap(struct snd_soc_component *component) +{ + regmap_exit(component->regmap); + component->regmap = NULL; +} +EXPORT_SYMBOL_GPL(snd_soc_component_exit_regmap); + +#endif + int snd_soc_pcm_component_pointer(struct snd_pcm_substream *substream) { struct snd_soc_pcm_runtime *rtd = substream->private_data; |