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ALSA: hda - Allow driver to add vendor-specific verbs for regmap

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Codecs may have own vendor-specific verbs, and we need to allow each
driver to give such verbs for cached accesses.  Here a verb can be put
into a single array and looked through it at readable and writeable
callbacks.

Signed-off-by: Takashi Iwai <[email protected]>
This commit is contained in:
Takashi Iwai 2015-02-26 12:29:03 +01:00
commit 5e56bcea50
3 changed files with 31 additions and 1 deletions
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3
include/sound/hda_regmap.h
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@ -11,7 +11,8 @@
int snd_hdac_regmap_init(struct hdac_device *codec);
void snd_hdac_regmap_exit(struct hdac_device *codec);
int snd_hdac_regmap_add_vendor_verb(struct hdac_device *codec,
unsigned int verb);
int snd_hdac_regmap_read_raw(struct hdac_device *codec, unsigned int reg,
unsigned int *val);
int snd_hdac_regmap_write_raw(struct hdac_device *codec, unsigned int reg,

1
include/sound/hdaudio.h
View file

@ -75,6 +75,7 @@ struct hdac_device {
/* regmap */
struct regmap *regmap;
struct snd_array vendor_verbs;
bool lazy_cache:1; /* don't wake up for writes */
bool caps_overwriting:1; /* caps overwrite being in process */
};