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ASoC: twl4030: Use virtual DAPM mixer controls

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By using the new virtual DAPM mixer controls it is possible to remove the
twl4030 specific implementation of virtual controls.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
This commit is contained in:
Lars-Peter Clausen 2013-10-06 13:43:50 +02:00 committed by Mark Brown
parent 249ce1387b
commit 052901f42f
1 changed files with 36 additions and 44 deletions
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80
sound/soc/codecs/twl4030.c
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@ -46,13 +46,7 @@
/* TWL4030 PMBR1 Register GPIO6 mux bits */
#define TWL4030_GPIO6_PWM0_MUTE(value) ((value & 0x03) << 2)
/* Shadow register used by the audio driver */
#define TWL4030_REG_SW_SHADOW 0x4A
#define TWL4030_CACHEREGNUM (TWL4030_REG_SW_SHADOW + 1)
/* TWL4030_REG_SW_SHADOW (0x4A) Fields */
#define TWL4030_HFL_EN 0x01
#define TWL4030_HFR_EN 0x02
#define TWL4030_CACHEREGNUM (TWL4030_REG_MISC_SET_2 + 1)
/*
* twl4030 register cache & default register settings
@ -132,7 +126,6 @@ static const u8 twl4030_reg[TWL4030_CACHEREGNUM] = {
0x00, /* REG_VIBRA_PWM_SET (0x47) */
0x00, /* REG_ANAMIC_GAIN (0x48) */
0x00, /* REG_MISC_SET_2 (0x49) */
0x00, /* REG_SW_SHADOW (0x4A) - Shadow, non HW register */
};
/* codec private data */
@ -198,42 +191,41 @@ static int twl4030_write(struct snd_soc_codec *codec,
int write_to_reg = 0;
twl4030_write_reg_cache(codec, reg, value);
if (likely(reg < TWL4030_REG_SW_SHADOW)) {
/* Decide if the given register can be written */
switch (reg) {
case TWL4030_REG_EAR_CTL:
if (twl4030->earpiece_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PREDL_CTL:
if (twl4030->predrivel_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PREDR_CTL:
if (twl4030->predriver_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PRECKL_CTL:
if (twl4030->carkitl_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PRECKR_CTL:
if (twl4030->carkitr_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_HS_GAIN_SET:
if (twl4030->hsl_enabled || twl4030->hsr_enabled)
write_to_reg = 1;
break;
default:
/* All other register can be written */
/* Decide if the given register can be written */
switch (reg) {
case TWL4030_REG_EAR_CTL:
if (twl4030->earpiece_enabled)
write_to_reg = 1;
break;
}
if (write_to_reg)
return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
value, reg);
break;
case TWL4030_REG_PREDL_CTL:
if (twl4030->predrivel_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PREDR_CTL:
if (twl4030->predriver_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PRECKL_CTL:
if (twl4030->carkitl_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_PRECKR_CTL:
if (twl4030->carkitr_enabled)
write_to_reg = 1;
break;
case TWL4030_REG_HS_GAIN_SET:
if (twl4030->hsl_enabled || twl4030->hsr_enabled)
write_to_reg = 1;
break;
default:
/* All other register can be written */
write_to_reg = 1;
break;
}
if (write_to_reg)
return twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
value, reg);
return 0;
}
@ -532,7 +524,7 @@ SOC_DAPM_ENUM("Route", twl4030_handsfreel_enum);
/* Handsfree Left virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreelmute_control =
SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 0, 1, 0);
SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Handsfree Right */
static const char *twl4030_handsfreer_texts[] =
@ -548,7 +540,7 @@ SOC_DAPM_ENUM("Route", twl4030_handsfreer_enum);
/* Handsfree Right virtual mute */
static const struct snd_kcontrol_new twl4030_dapm_handsfreermute_control =
SOC_DAPM_SINGLE("Switch", TWL4030_REG_SW_SHADOW, 1, 1, 0);
SOC_DAPM_SINGLE_VIRT("Switch", 1);
/* Vibra */
/* Vibra audio path selection */