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Commit 19002fd5 authored by Przemyslaw Bruski's avatar Przemyslaw Bruski Committed by Takashi Iwai
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ALSA: ctxfi - Fix microphone boost codes/comments



microphone boost was set at +12dB, not +20dB (like in Windows driver
and in adc_conf structure declaration), some comments added.

Signed-off-by: default avatarPrzemyslaw Bruski <pbruskispam@op.pl>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 7e79443c
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+18 −10
Original line number Original line Diff line number Diff line
@@ -1307,10 +1307,10 @@ static int hw_pll_init(struct hw *hw, unsigned int rsr)
	set_field(&pllctl, PLLCTL_B, 0);
	set_field(&pllctl, PLLCTL_B, 0);
	if (48000 == rsr) {
	if (48000 == rsr) {
		set_field(&pllctl, PLLCTL_FD, 16 - 2);
		set_field(&pllctl, PLLCTL_FD, 16 - 2);
		set_field(&pllctl, PLLCTL_RD, 1 - 1);
		set_field(&pllctl, PLLCTL_RD, 1 - 1); /* 3000*16/1 = 48000 */
	} else { /* 44100 */
	} else { /* 44100 */
		set_field(&pllctl, PLLCTL_FD, 147 - 2);
		set_field(&pllctl, PLLCTL_FD, 147 - 2);
		set_field(&pllctl, PLLCTL_RD, 10 - 1);
		set_field(&pllctl, PLLCTL_RD, 10 - 1); /* 3000*147/10 = 44100 */
	}
	}
	hw_write_20kx(hw, PLL_CTL, pllctl);
	hw_write_20kx(hw, PLL_CTL, pllctl);
	mdelay(40);
	mdelay(40);
@@ -1740,6 +1740,10 @@ static int hw_is_adc_input_selected(struct hw *hw, enum ADCSRC type)
	return data;
	return data;
}
}


#define MIC_BOOST_0DB 0xCF
#define MIC_BOOST_STEPS_PER_DB 2
#define MIC_BOOST_20DB (MIC_BOOST_0DB + 20 * MIC_BOOST_STEPS_PER_DB)

static int hw_adc_input_select(struct hw *hw, enum ADCSRC type)
static int hw_adc_input_select(struct hw *hw, enum ADCSRC type)
{
{
	u32 data;
	u32 data;
@@ -1751,10 +1755,12 @@ static int hw_adc_input_select(struct hw *hw, enum ADCSRC type)
		hw_write_20kx(hw, GPIO_DATA, data);
		hw_write_20kx(hw, GPIO_DATA, data);
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_ADCMC, 0x101),
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_ADCMC, 0x101),
				MAKE_WM8775_DATA(0x101)); /* Mic-in */
				MAKE_WM8775_DATA(0x101)); /* Mic-in */
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_AADCL, 0xE7),
		hw20k2_i2c_write(hw,
				MAKE_WM8775_DATA(0xE7)); /* +12dB boost */
				MAKE_WM8775_ADDR(WM8775_AADCL, MIC_BOOST_20DB),
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_AADCR, 0xE7),
				MAKE_WM8775_DATA(MIC_BOOST_20DB)); /* +20dB */
				MAKE_WM8775_DATA(0xE7)); /* +12dB boost */
		hw20k2_i2c_write(hw,
				MAKE_WM8775_ADDR(WM8775_AADCR, MIC_BOOST_20DB),
				MAKE_WM8775_DATA(MIC_BOOST_20DB)); /* +20dB */
		break;
		break;
	case ADC_LINEIN:
	case ADC_LINEIN:
		data &= ~(0x1 << 14);
		data &= ~(0x1 << 14);
@@ -1827,10 +1833,12 @@ static int hw_adc_init(struct hw *hw, const struct adc_conf *info)


		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_ADCMC, 0x101),
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_ADCMC, 0x101),
				MAKE_WM8775_DATA(0x101)); /* Mic-in */
				MAKE_WM8775_DATA(0x101)); /* Mic-in */
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_AADCL, 0xE7),
		hw20k2_i2c_write(hw,
				MAKE_WM8775_DATA(0xE7)); /* +12dB boost */
				MAKE_WM8775_ADDR(WM8775_AADCL, MIC_BOOST_20DB),
		hw20k2_i2c_write(hw, MAKE_WM8775_ADDR(WM8775_AADCR, 0xE7),
				MAKE_WM8775_DATA(MIC_BOOST_20DB)); /* +20dB */
				MAKE_WM8775_DATA(0xE7)); /* +12dB boost */
		hw20k2_i2c_write(hw,
				MAKE_WM8775_ADDR(WM8775_AADCR, MIC_BOOST_20DB),
				MAKE_WM8775_DATA(MIC_BOOST_20DB)); /* +20dB */
	} else if (mux == 2) {
	} else if (mux == 2) {
		/* Configures GPIO data to select Line-in */
		/* Configures GPIO data to select Line-in */
		data &= ~(0x1 << 14);
		data &= ~(0x1 << 14);