Commit d2b7c2aa authored by Alexander Stein's avatar Alexander Stein Committed by Mark Brown
Browse files

ASoC: sgtl5000: Use specific variable for lo_vag 



This is a preparation for calculating lo_vol which needs both vag
and lo_vag.

Signed-off-by: default avatarAlexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent b787f68c

sound/soc/codecs/sgtl5000.c

+8 −7
Original line number Diff line number Diff line
@@ -1111,6 +1111,7 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec) 
	u16 ana_pwr;

	u16 lreg_ctrl;

	int vag;

	int lo_vag;

	struct sgtl5000_priv *sgtl5000 = snd_soc_codec_get_drvdata(codec);



	vdda  = regulator_get_voltage(sgtl5000->supplies[VDDA].consumer);
@@ -1198,20 +1199,20 @@ static int sgtl5000_set_power_regs(struct snd_soc_codec *codec) 
			SGTL5000_ANA_GND_MASK, vag << SGTL5000_ANA_GND_SHIFT);



	/* set line out VAG to vddio / 2, in range (0.8v, 1.675v) */

	vag = vddio / 2;

	if (vag <= SGTL5000_LINE_OUT_GND_BASE)

		vag = 0;

	else if (vag >= SGTL5000_LINE_OUT_GND_BASE +

	lo_vag = vddio / 2;

	if (lo_vag <= SGTL5000_LINE_OUT_GND_BASE)

		lo_vag = 0;

	else if (lo_vag >= SGTL5000_LINE_OUT_GND_BASE +

		SGTL5000_LINE_OUT_GND_STP * SGTL5000_LINE_OUT_GND_MAX)

		vag = SGTL5000_LINE_OUT_GND_MAX;

		lo_vag = SGTL5000_LINE_OUT_GND_MAX;

	else

		vag = (vag - SGTL5000_LINE_OUT_GND_BASE) /

		lo_vag = (lo_vag - SGTL5000_LINE_OUT_GND_BASE) /

		    SGTL5000_LINE_OUT_GND_STP;



	snd_soc_update_bits(codec, SGTL5000_CHIP_LINE_OUT_CTRL,

			SGTL5000_LINE_OUT_CURRENT_MASK |

			SGTL5000_LINE_OUT_GND_MASK,

			vag << SGTL5000_LINE_OUT_GND_SHIFT |

			lo_vag << SGTL5000_LINE_OUT_GND_SHIFT |

			SGTL5000_LINE_OUT_CURRENT_360u <<

				SGTL5000_LINE_OUT_CURRENT_SHIFT);

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