diff options
Diffstat (limited to 'sound/soc/soc-cache.c')
| -rw-r--r-- | sound/soc/soc-cache.c | 114 |
1 files changed, 18 insertions, 96 deletions
diff --git a/sound/soc/soc-cache.c b/sound/soc/soc-cache.c index 4ee473d6057a..abb0243f3adf 100644 --- a/sound/soc/soc-cache.c +++ b/sound/soc/soc-cache.c @@ -47,20 +47,19 @@ static int do_hw_write(struct snd_soc_codec *codec, unsigned int reg, return -EIO; } -static unsigned int snd_soc_4_12_read(struct snd_soc_codec *codec, - unsigned int reg) +static unsigned int do_hw_read(struct snd_soc_codec *codec, unsigned int reg) { int ret; unsigned int val; if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; + snd_soc_codec_volatile_register(codec, reg) || + codec->cache_bypass) { + if (codec->cache_only) + return -1; - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); + BUG_ON(!codec->hw_read); + return codec->hw_read(codec, reg); } ret = snd_soc_cache_read(codec, reg, &val); @@ -69,6 +68,12 @@ static unsigned int snd_soc_4_12_read(struct snd_soc_codec *codec, return val; } +static unsigned int snd_soc_4_12_read(struct snd_soc_codec *codec, + unsigned int reg) +{ + return do_hw_read(codec, reg); +} + static int snd_soc_4_12_write(struct snd_soc_codec *codec, unsigned int reg, unsigned int value) { @@ -113,23 +118,7 @@ static int snd_soc_4_12_spi_write(void *control_data, const char *data, static unsigned int snd_soc_7_9_read(struct snd_soc_codec *codec, unsigned int reg) { - int ret; - unsigned int val; - - if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; - - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); - } - - ret = snd_soc_cache_read(codec, reg, &val); - if (ret < 0) - return -1; - return val; + return do_hw_read(codec, reg); } static int snd_soc_7_9_write(struct snd_soc_codec *codec, unsigned int reg, @@ -188,24 +177,7 @@ static int snd_soc_8_8_write(struct snd_soc_codec *codec, unsigned int reg, static unsigned int snd_soc_8_8_read(struct snd_soc_codec *codec, unsigned int reg) { - int ret; - unsigned int val; - - reg &= 0xff; - if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; - - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); - } - - ret = snd_soc_cache_read(codec, reg, &val); - if (ret < 0) - return -1; - return val; + return do_hw_read(codec, reg); } #if defined(CONFIG_SPI_MASTER) @@ -253,23 +225,7 @@ static int snd_soc_8_16_write(struct snd_soc_codec *codec, unsigned int reg, static unsigned int snd_soc_8_16_read(struct snd_soc_codec *codec, unsigned int reg) { - int ret; - unsigned int val; - - if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; - - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); - } - - ret = snd_soc_cache_read(codec, reg, &val); - if (ret < 0) - return -1; - return val; + return do_hw_read(codec, reg); } #if defined(CONFIG_SPI_MASTER) @@ -389,24 +345,7 @@ static unsigned int snd_soc_16_8_read_i2c(struct snd_soc_codec *codec, static unsigned int snd_soc_16_8_read(struct snd_soc_codec *codec, unsigned int reg) { - int ret; - unsigned int val; - - reg &= 0xff; - if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; - - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); - } - - ret = snd_soc_cache_read(codec, reg, &val); - if (ret < 0) - return -1; - return val; + return do_hw_read(codec, reg); } static int snd_soc_16_8_write(struct snd_soc_codec *codec, unsigned int reg, @@ -473,24 +412,7 @@ static unsigned int snd_soc_16_16_read_i2c(struct snd_soc_codec *codec, static unsigned int snd_soc_16_16_read(struct snd_soc_codec *codec, unsigned int reg) { - int ret; - unsigned int val; - - if (reg >= codec->driver->reg_cache_size || - snd_soc_codec_volatile_register(codec, reg) || - codec->cache_bypass) { - if (codec->cache_only) - return -1; - - BUG_ON(!codec->hw_read); - return codec->hw_read(codec, reg); - } - - ret = snd_soc_cache_read(codec, reg, &val); - if (ret < 0) - return -1; - - return val; + return do_hw_read(codec, reg); } static int snd_soc_16_16_write(struct snd_soc_codec *codec, unsigned int reg, |