ASoC: don't use codec hw_write on uda1380

uda1380 driver is using codec hw_write/control_data,
but it is redundant code. This patch cleanup these

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Kuninori Morimoto 2017-11-09 00:19:33 +00:00 коммит произвёл Mark Brown
Родитель 4fbd8d194f
Коммит eaa53216c5
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Идентификатор ключа GPG: 24D68B725D5487D0
1 изменённых файлов: 10 добавлений и 10 удалений

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@ -37,7 +37,7 @@ struct uda1380_priv {
struct snd_soc_codec *codec;
unsigned int dac_clk;
struct work_struct work;
void *control_data;
struct i2c_client *i2c;
};
/*
@ -92,6 +92,7 @@ static inline void uda1380_write_reg_cache(struct snd_soc_codec *codec,
static int uda1380_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int value)
{
struct uda1380_priv *uda1380 = snd_soc_codec_get_drvdata(codec);
u8 data[3];
/* data is
@ -111,10 +112,10 @@ static int uda1380_write(struct snd_soc_codec *codec, unsigned int reg,
if (!snd_soc_codec_is_active(codec) && (reg >= UDA1380_MVOL))
return 0;
pr_debug("uda1380: hw write %x val %x\n", reg, value);
if (codec->hw_write(codec->control_data, data, 3) == 3) {
if (i2c_master_send(uda1380->i2c, data, 3) == 3) {
unsigned int val;
i2c_master_send(codec->control_data, data, 1);
i2c_master_recv(codec->control_data, data, 2);
i2c_master_send(uda1380->i2c, data, 1);
i2c_master_recv(uda1380->i2c, data, 2);
val = (data[0]<<8) | data[1];
if (val != value) {
pr_debug("uda1380: READ BACK VAL %x\n",
@ -130,6 +131,7 @@ static int uda1380_write(struct snd_soc_codec *codec, unsigned int reg,
static void uda1380_sync_cache(struct snd_soc_codec *codec)
{
struct uda1380_priv *uda1380 = snd_soc_codec_get_drvdata(codec);
int reg;
u8 data[3];
u16 *cache = codec->reg_cache;
@ -139,7 +141,7 @@ static void uda1380_sync_cache(struct snd_soc_codec *codec)
data[0] = reg;
data[1] = (cache[reg] & 0xff00) >> 8;
data[2] = cache[reg] & 0x00ff;
if (codec->hw_write(codec->control_data, data, 3) != 3)
if (i2c_master_send(uda1380->i2c, data, 3) != 3)
dev_err(codec->dev, "%s: write to reg 0x%x failed\n",
__func__, reg);
}
@ -148,6 +150,7 @@ static void uda1380_sync_cache(struct snd_soc_codec *codec)
static int uda1380_reset(struct snd_soc_codec *codec)
{
struct uda1380_platform_data *pdata = codec->dev->platform_data;
struct uda1380_priv *uda1380 = snd_soc_codec_get_drvdata(codec);
if (gpio_is_valid(pdata->gpio_reset)) {
gpio_set_value(pdata->gpio_reset, 1);
@ -160,7 +163,7 @@ static int uda1380_reset(struct snd_soc_codec *codec)
data[1] = 0;
data[2] = 0;
if (codec->hw_write(codec->control_data, data, 3) != 3) {
if (i2c_master_send(uda1380->i2c, data, 3) != 3) {
dev_err(codec->dev, "%s: failed\n", __func__);
return -EIO;
}
@ -695,9 +698,6 @@ static int uda1380_probe(struct snd_soc_codec *codec)
uda1380->codec = codec;
codec->hw_write = (hw_write_t)i2c_master_send;
codec->control_data = uda1380->control_data;
if (!gpio_is_valid(pdata->gpio_power)) {
ret = uda1380_reset(codec);
if (ret)
@ -772,7 +772,7 @@ static int uda1380_i2c_probe(struct i2c_client *i2c,
}
i2c_set_clientdata(i2c, uda1380);
uda1380->control_data = i2c;
uda1380->i2c = i2c;
ret = snd_soc_register_codec(&i2c->dev,
&soc_codec_dev_uda1380, uda1380_dai, ARRAY_SIZE(uda1380_dai));