diff options
| author | Takashi Iwai <tiwai@suse.de> | 2014-03-24 09:24:39 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-03-24 09:24:39 +0100 |
| commit | 89c8ae73459443eabfd7f24b4379ddb9248f1ee9 (patch) | |
| tree | e13e7c3a780668da718161305f2d1741c0b7ae6f /include/sound | |
| parent | 2df6742f613840a0b0a1590fb28f7af5b058a673 (diff) | |
| parent | e090d5b6ad20056ec0ef58727e3ae95fd82be090 (diff) | |
Merge tag 'asoc-v3.15-3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Updates for v3.15
A few more updates for the merge window:
- Fixes for the simple-card DAI format DT mess.
- A new driver for Cirrus cs42xx8 devices.
- DT support for a couple more devices.
- A revert of a previous buggy fix for soc-pcm, plus a few more fixes
and cleanups.
Diffstat (limited to 'include/sound')
| -rw-r--r-- | include/sound/soc.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index f7de629728b..0b83168d8ff 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -1107,6 +1107,19 @@ struct soc_enum { const unsigned int *values; }; +/** + * snd_soc_component_to_codec() - Casts a component to the CODEC it is embedded in + * @component: The component to cast to a CODEC + * + * This function must only be used on components that are known to be CODECs. + * Otherwise the behavior is undefined. + */ +static inline struct snd_soc_codec *snd_soc_component_to_codec( + struct snd_soc_component *component) +{ + return container_of(component, struct snd_soc_codec, component); +} + /* codec IO */ unsigned int snd_soc_read(struct snd_soc_codec *codec, unsigned int reg); unsigned int snd_soc_write(struct snd_soc_codec *codec, |