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ASoC: Fix minor issues in STAC9766 driver

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Fairly minor issues:
 - Don't register the DAIs, it's not required for AC97 devices.
 - Make unexported functions static.
 - Wrap some excessively long lines.
 - Undo tab/space breakage.

Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Mark Brown 2009-05-24 13:32:24 +01:00
parent 3c166c7f18
commit 05e1efa2de
1 changed files with 29 additions and 36 deletions
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65
sound/soc/codecs/stac9766.c
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@ -52,12 +52,14 @@ static const u16 stac9766_reg[] = {
0x0000, 0x0000, 0x0000, 0x0000, /* 7e */
};
static const char *stac9766_record_mux[] = {"Mic", "CD", "Video", "AUX", "Line", "Stereo Mix", "Mono Mix", "Phone"};
static const char *stac9766_record_mux[] = {"Mic", "CD", "Video", "AUX",
"Line", "Stereo Mix", "Mono Mix", "Phone"};
static const char *stac9766_mono_mux[] = {"Mix", "Mic"};
static const char *stac9766_mic_mux[] = {"Mic1", "Mic2"};
static const char *stac9766_SPDIF_mux[] = {"PCM", "ADC Record"};
static const char *stac9766_popbypass_mux[] = {"Normal", "Bypass Mixer"};
static const char *stac9766_record_all_mux[] = {"All analog", "Analog plus DAC"};
static const char *stac9766_record_all_mux[] = {"All analog",
"Analog plus DAC"};
static const char *stac9766_boost1[] = {"0dB", "10dB"};
static const char *stac9766_boost2[] = {"0dB", "20dB"};
static const char *stac9766_stereo_mic[] = {"Off", "On"};
@ -73,7 +75,8 @@ static const struct soc_enum stac9766_SPDIF_enum =
static const struct soc_enum stac9766_popbypass_enum =
SOC_ENUM_SINGLE(AC97_GENERAL_PURPOSE, 15, 2, stac9766_popbypass_mux);
static const struct soc_enum stac9766_record_all_enum =
SOC_ENUM_SINGLE(AC97_STAC_ANALOG_SPECIAL, 12, 2, stac9766_record_all_mux);
SOC_ENUM_SINGLE(AC97_STAC_ANALOG_SPECIAL, 12, 2,
stac9766_record_all_mux);
static const struct soc_enum stac9766_boost1_enum =
SOC_ENUM_SINGLE(AC97_MIC, 6, 2, stac9766_boost1); /* 0/10dB */
static const struct soc_enum stac9766_boost2_enum =
@ -89,9 +92,11 @@ static const DECLARE_TLV_DB_LINEAR(mix_tlv, -3450, 1200);
static const struct snd_kcontrol_new stac9766_snd_ac97_controls[] = {
SOC_DOUBLE_TLV("Speaker Volume", AC97_MASTER, 8, 0, 31, 1, master_tlv),
SOC_SINGLE("Speaker Switch", AC97_MASTER, 15, 1, 1),
SOC_DOUBLE_TLV("Headphone Volume", AC97_HEADPHONE, 8, 0, 31, 1, master_tlv),
SOC_DOUBLE_TLV("Headphone Volume", AC97_HEADPHONE, 8, 0, 31, 1,
master_tlv),
SOC_SINGLE("Headphone Switch", AC97_HEADPHONE, 15, 1, 1),
SOC_SINGLE_TLV("Mono Out Volume", AC97_MASTER_MONO, 0, 31, 1, master_tlv),
SOC_SINGLE_TLV("Mono Out Volume", AC97_MASTER_MONO, 0, 31, 1,
master_tlv),
SOC_SINGLE("Mono Out Switch", AC97_MASTER_MONO, 15, 1, 1),
SOC_DOUBLE_TLV("Record Volume", AC97_REC_GAIN, 8, 0, 15, 0, record_tlv),
@ -133,8 +138,8 @@ static const struct snd_kcontrol_new stac9766_snd_ac97_controls[] = {
SOC_ENUM("Pop Bypass Mux", stac9766_popbypass_enum),
};
int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
static int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
unsigned int val)
{
u16 *cache = codec->reg_cache;
@ -152,7 +157,8 @@ int stac9766_ac97_write(struct snd_soc_codec *codec, unsigned int reg,
return 0;
}
unsigned int stac9766_ac97_read(struct snd_soc_codec *codec, unsigned int reg)
static unsigned int stac9766_ac97_read(struct snd_soc_codec *codec,
unsigned int reg)
{
u16 val = 0, *cache = codec->reg_cache;
@ -176,7 +182,7 @@ unsigned int stac9766_ac97_read(struct snd_soc_codec *codec, unsigned int reg)
}
static int ac97_analog_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct snd_pcm_runtime *runtime = substream->runtime;
@ -197,7 +203,7 @@ static int ac97_analog_prepare(struct snd_pcm_substream *substream,
}
static int ac97_digital_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
struct snd_pcm_runtime *runtime = substream->runtime;
@ -216,7 +222,7 @@ static int ac97_digital_prepare(struct snd_pcm_substream *substream,
}
static int ac97_digital_trigger(struct snd_pcm_substream *substream,
int cmd, struct snd_soc_dai *dai)
int cmd, struct snd_soc_dai *dai)
{
struct snd_soc_codec *codec = dai->codec;
unsigned short vra;
@ -232,7 +238,7 @@ static int ac97_digital_trigger(struct snd_pcm_substream *substream,
}
static int stac9766_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
enum snd_soc_bias_level level)
{
switch (level) {
case SND_SOC_BIAS_ON: /* full On */
@ -249,7 +255,7 @@ static int stac9766_set_bias_level(struct snd_soc_codec *codec,
return 0;
}
int stac9766_reset(struct snd_soc_codec *codec, int try_warm)
static int stac9766_reset(struct snd_soc_codec *codec, int try_warm)
{
if (try_warm && soc_ac97_ops.warm_reset) {
soc_ac97_ops.warm_reset(codec->ac97);
@ -266,7 +272,7 @@ int stac9766_reset(struct snd_soc_codec *codec, int try_warm)
}
static int stac9766_codec_suspend(struct platform_device *pdev,
pm_message_t state)
pm_message_t state)
{
struct snd_soc_device *socdev = platform_get_drvdata(pdev);
struct snd_soc_codec *codec = socdev->card->codec;
@ -303,13 +309,11 @@ static int stac9766_codec_resume(struct platform_device *pdev)
return 0;
}
static struct snd_soc_dai_ops stac9766_dai_ops_analog =
{
static struct snd_soc_dai_ops stac9766_dai_ops_analog = {
.prepare = ac97_analog_prepare,
};
static struct snd_soc_dai_ops stac9766_dai_ops_digital =
{
static struct snd_soc_dai_ops stac9766_dai_ops_digital = {
.prepare = ac97_digital_prepare,
.trigger = ac97_digital_trigger,
};
@ -354,7 +358,8 @@ struct snd_soc_dai stac9766_dai[] = {
},
/* alsa ops */
.ops = &stac9766_dai_ops_digital,
}};
}
};
EXPORT_SYMBOL_GPL(stac9766_dai);
static int stac9766_codec_probe(struct platform_device *pdev)
@ -371,7 +376,8 @@ static int stac9766_codec_probe(struct platform_device *pdev)
codec = socdev->card->codec;
mutex_init(&codec->mutex);
codec->reg_cache = kmemdup(stac9766_reg, sizeof(stac9766_reg), GFP_KERNEL);
codec->reg_cache = kmemdup(stac9766_reg, sizeof(stac9766_reg),
GFP_KERNEL);
if (codec->reg_cache == NULL) {
ret = -ENOMEM;
goto cache_err;
@ -409,8 +415,8 @@ static int stac9766_codec_probe(struct platform_device *pdev)
stac9766_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
snd_soc_add_controls(codec, stac9766_snd_ac97_controls, ARRAY_SIZE(
stac9766_snd_ac97_controls));
snd_soc_add_controls(codec, stac9766_snd_ac97_controls,
ARRAY_SIZE(stac9766_snd_ac97_controls));
ret = snd_soc_init_card(socdev);
if (ret < 0)
@ -444,8 +450,7 @@ static int stac9766_codec_remove(struct platform_device *pdev)
return 0;
}
struct snd_soc_codec_device soc_codec_dev_stac9766 =
{
struct snd_soc_codec_device soc_codec_dev_stac9766 = {
.probe = stac9766_codec_probe,
.remove = stac9766_codec_remove,
.suspend = stac9766_codec_suspend,
@ -453,18 +458,6 @@ struct snd_soc_codec_device soc_codec_dev_stac9766 =
};
EXPORT_SYMBOL_GPL(soc_codec_dev_stac9766);
static int __init stac9766_modinit(void)
{
return snd_soc_register_dais(stac9766_dai, ARRAY_SIZE(stac9766_dai));
}
module_init(stac9766_modinit);
static void __exit stac9766_exit(void)
{
snd_soc_unregister_dais(stac9766_dai, ARRAY_SIZE(stac9766_dai));
}
module_exit(stac9766_exit);
MODULE_DESCRIPTION("ASoC stac9766 driver");
MODULE_AUTHOR("Jon Smirl <jonsmirl@gmail.com>");
MODULE_LICENSE("GPL");