diff options
| -rw-r--r-- | include/sound/soc.h | 2 | ||||
| -rw-r--r-- | sound/soc/soc-core.c | 15 |
2 files changed, 14 insertions, 3 deletions
diff --git a/include/sound/soc.h b/include/sound/soc.h index 97d1832..accb8a1 100644 --- a/include/sound/soc.h +++ b/include/sound/soc.h @@ -480,6 +480,8 @@ struct snd_soc_codec { int num_dai; enum snd_soc_compress_type compress_type; size_t reg_size; /* reg_cache_size * reg_word_size */ + int (*volatile_register)(struct snd_soc_codec *, unsigned int); + int (*readable_register)(struct snd_soc_codec *, unsigned int); /* runtime */ struct snd_ac97 *ac97; /* for ad-hoc ac97 devices */ diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index b5e5758..30d76e8 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -84,7 +84,7 @@ static ssize_t soc_codec_reg_show(struct snd_soc_codec *codec, char *buf) count += sprintf(buf, "%s registers\n", codec->name); for (i = 0; i < codec->driver->reg_cache_size; i += step) { - if (codec->driver->readable_register && !codec->driver->readable_register(codec, i)) + if (codec->readable_register && !codec->readable_register(codec, i)) continue; count += sprintf(buf + count, "%2x: ", i); @@ -2029,8 +2029,8 @@ static int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num) */ int snd_soc_codec_volatile_register(struct snd_soc_codec *codec, int reg) { - if (codec->driver->volatile_register) - return codec->driver->volatile_register(codec, reg); + if (codec->volatile_register) + return codec->volatile_register(codec, reg); else return 0; } @@ -3489,6 +3489,8 @@ int snd_soc_register_codec(struct device *dev, codec->write = codec_drv->write; codec->read = codec_drv->read; + codec->volatile_register = codec_drv->volatile_register; + codec->readable_register = codec_drv->readable_register; codec->dapm.bias_level = SND_SOC_BIAS_OFF; codec->dapm.dev = dev; codec->dapm.codec = codec; @@ -3517,6 +3519,13 @@ int snd_soc_register_codec(struct device *dev, } } + if (codec_drv->reg_access_size && codec_drv->reg_access_default) { + if (!codec->volatile_register) + codec->volatile_register = snd_soc_default_volatile_register; + if (!codec->readable_register) + codec->readable_register = snd_soc_default_readable_register; + } + for (i = 0; i < num_dai; i++) { fixup_codec_formats(&dai_drv[i].playback); fixup_codec_formats(&dai_drv[i].capture); |
