diff options
Diffstat (limited to 'sound/soc/codecs/tlv320dac33.c')
-rw-r--r-- | sound/soc/codecs/tlv320dac33.c | 32 |
1 files changed, 19 insertions, 13 deletions
diff --git a/sound/soc/codecs/tlv320dac33.c b/sound/soc/codecs/tlv320dac33.c index 5b94a151539c..8c71d2f876ff 100644 --- a/sound/soc/codecs/tlv320dac33.c +++ b/sound/soc/codecs/tlv320dac33.c @@ -106,6 +106,7 @@ struct tlv320dac33_priv { int mode1_latency; /* latency caused by the i2c writes in * us */ u8 burst_bclkdiv; /* BCLK divider value in burst mode */ + u8 *reg_cache; unsigned int burst_rate; /* Interface speed in Burst modes */ int keep_bclk; /* Keep the BCLK continuously running @@ -121,7 +122,7 @@ struct tlv320dac33_priv { unsigned int uthr; enum dac33_state state; - void *control_data; + struct i2c_client *i2c; }; static const u8 dac33_reg[DAC33_CACHEREGNUM] = { @@ -173,7 +174,8 @@ static const u8 dac33_reg[DAC33_CACHEREGNUM] = { static inline unsigned int dac33_read_reg_cache(struct snd_soc_codec *codec, unsigned reg) { - u8 *cache = codec->reg_cache; + struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec); + u8 *cache = dac33->reg_cache; if (reg >= DAC33_CACHEREGNUM) return 0; @@ -183,7 +185,8 @@ static inline unsigned int dac33_read_reg_cache(struct snd_soc_codec *codec, static inline void dac33_write_reg_cache(struct snd_soc_codec *codec, u8 reg, u8 value) { - u8 *cache = codec->reg_cache; + struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec); + u8 *cache = dac33->reg_cache; if (reg >= DAC33_CACHEREGNUM) return; @@ -200,7 +203,7 @@ static int dac33_read(struct snd_soc_codec *codec, unsigned int reg, /* If powered off, return the cached value */ if (dac33->chip_power) { - val = i2c_smbus_read_byte_data(codec->control_data, value[0]); + val = i2c_smbus_read_byte_data(dac33->i2c, value[0]); if (val < 0) { dev_err(codec->dev, "Read failed (%d)\n", val); value[0] = dac33_read_reg_cache(codec, reg); @@ -233,7 +236,7 @@ static int dac33_write(struct snd_soc_codec *codec, unsigned int reg, dac33_write_reg_cache(codec, data[0], data[1]); if (dac33->chip_power) { - ret = codec->hw_write(codec->control_data, data, 2); + ret = i2c_master_send(dac33->i2c, data, 2); if (ret != 2) dev_err(codec->dev, "Write failed (%d)\n", ret); else @@ -244,7 +247,7 @@ static int dac33_write(struct snd_soc_codec *codec, unsigned int reg, } static int dac33_write_locked(struct snd_soc_codec *codec, unsigned int reg, - unsigned int value) + unsigned int value) { struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec); int ret; @@ -280,7 +283,7 @@ static int dac33_write16(struct snd_soc_codec *codec, unsigned int reg, if (dac33->chip_power) { /* We need to set autoincrement mode for 16 bit writes */ data[0] |= DAC33_I2C_ADDR_AUTOINC; - ret = codec->hw_write(codec->control_data, data, 3); + ret = i2c_master_send(dac33->i2c, data, 3); if (ret != 3) dev_err(codec->dev, "Write failed (%d)\n", ret); else @@ -1379,8 +1382,6 @@ static int dac33_soc_probe(struct snd_soc_codec *codec) struct tlv320dac33_priv *dac33 = snd_soc_codec_get_drvdata(codec); int ret = 0; - codec->control_data = dac33->control_data; - codec->hw_write = (hw_write_t) i2c_master_send; dac33->codec = codec; /* Read the tlv320dac33 ID registers */ @@ -1438,9 +1439,7 @@ static const struct snd_soc_codec_driver soc_codec_dev_tlv320dac33 = { .write = dac33_write_locked, .set_bias_level = dac33_set_bias_level, .idle_bias_off = true, - .reg_cache_size = ARRAY_SIZE(dac33_reg), - .reg_word_size = sizeof(u8), - .reg_cache_default = dac33_reg, + .probe = dac33_soc_probe, .remove = dac33_soc_remove, @@ -1499,7 +1498,14 @@ static int dac33_i2c_probe(struct i2c_client *client, if (dac33 == NULL) return -ENOMEM; - dac33->control_data = client; + dac33->reg_cache = devm_kmemdup(&client->dev, + dac33_reg, + ARRAY_SIZE(dac33_reg) * sizeof(u8), + GFP_KERNEL); + if (!dac33->reg_cache) + return -ENOMEM; + + dac33->i2c = client; mutex_init(&dac33->mutex); spin_lock_init(&dac33->lock); |