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Commit 24cace30 authored by Felipe Contreras's avatar Felipe Contreras Committed by Mark Brown
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ASoC: tlv320aic3x: remove unused code



Looks like nobody is or will be using this code.

Signed-off-by: default avatarFelipe Contreras <felipe.contreras@gmail.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 612a3fec
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+0 −36
Original line number Diff line number Diff line
@@ -1185,25 +1185,6 @@ static int aic3x_set_bias_level(struct snd_soc_codec *codec,
	return 0;
}

void aic3x_set_gpio(struct snd_soc_codec *codec, int gpio, int state)
{
	u8 reg = gpio ? AIC3X_GPIO2_REG : AIC3X_GPIO1_REG;
	u8 bit = gpio ? 3: 0;
	u8 val = snd_soc_read(codec, reg) & ~(1 << bit);
	snd_soc_write(codec, reg, val | (!!state << bit));
}
EXPORT_SYMBOL_GPL(aic3x_set_gpio);

int aic3x_get_gpio(struct snd_soc_codec *codec, int gpio)
{
	u8 reg = gpio ? AIC3X_GPIO2_REG : AIC3X_GPIO1_REG;
	u8 val = 0, bit = gpio ? 2 : 1;

	aic3x_read(codec, reg, &val);
	return (val >> bit) & 1;
}
EXPORT_SYMBOL_GPL(aic3x_get_gpio);

void aic3x_set_headset_detection(struct snd_soc_codec *codec, int detect,
				 int headset_debounce, int button_debounce)
{
@@ -1221,23 +1202,6 @@ void aic3x_set_headset_detection(struct snd_soc_codec *codec, int detect,

	snd_soc_write(codec, AIC3X_HEADSET_DETECT_CTRL_A, val);
}
EXPORT_SYMBOL_GPL(aic3x_set_headset_detection);

int aic3x_headset_detected(struct snd_soc_codec *codec)
{
	u8 val = 0;
	aic3x_read(codec, AIC3X_HEADSET_DETECT_CTRL_B, &val);
	return (val >> 4) & 1;
}
EXPORT_SYMBOL_GPL(aic3x_headset_detected);

int aic3x_button_pressed(struct snd_soc_codec *codec)
{
	u8 val = 0;
	aic3x_read(codec, AIC3X_HEADSET_DETECT_CTRL_B, &val);
	return (val >> 5) & 1;
}
EXPORT_SYMBOL_GPL(aic3x_button_pressed);

#define AIC3X_RATES	SNDRV_PCM_RATE_8000_96000
#define AIC3X_FORMATS	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
+0 −9
Original line number Diff line number Diff line
@@ -212,9 +212,6 @@
/* Default input volume */
#define DEFAULT_GAIN    0x20

void aic3x_set_gpio(struct snd_soc_codec *codec, int gpio, int state);
int aic3x_get_gpio(struct snd_soc_codec *codec, int gpio);

/* headset detection / button API */

/* The AIC3x supports detection of stereo headsets (GND + left + right signal)
@@ -252,10 +249,4 @@ enum {
#define AIC3X_BUTTON_DEBOUNCE_SHIFT 	0
#define AIC3X_BUTTON_DEBOUNCE_MASK	3

/* see the enums above for valid parameters to this function */
void aic3x_set_headset_detection(struct snd_soc_codec *codec, int detect,
				 int headset_debounce, int button_debounce);
int aic3x_headset_detected(struct snd_soc_codec *codec);
int aic3x_button_pressed(struct snd_soc_codec *codec);

#endif /* _AIC3X_H */