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Commit 9b1270c7 authored by Mark Brown's avatar Mark Brown Committed by Chanwoo Choi
Browse files

extcon: Simple code motion supporting future work. 



Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
Signed-off-by: default avatarChanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: default avatarMyungjoo Ham <myungjoo.ham@samsung.com>
parent 4f340333

drivers/extcon/extcon-arizona.c

+60 −60
Original line number Diff line number Diff line
@@ -112,6 +112,66 @@ static void arizona_extcon_set_mode(struct arizona_extcon_info *info, int mode) 
	dev_dbg(arizona->dev, "Set jack polarity to %d\n", mode);

}



static void arizona_start_mic(struct arizona_extcon_info *info)

{

	struct arizona *arizona = info->arizona;

	bool change;

	int ret;



	info->detecting = true;

	info->mic = false;

	info->jack_flips = 0;



	/* Microphone detection can't use idle mode */

	pm_runtime_get(info->dev);



	ret = regulator_enable(info->micvdd);

	if (ret != 0) {

		dev_err(arizona->dev, "Failed to enable MICVDD: %d\n",

			ret);

	}



	if (info->micd_reva) {

		regmap_write(arizona->regmap, 0x80, 0x3);

		regmap_write(arizona->regmap, 0x294, 0);

		regmap_write(arizona->regmap, 0x80, 0x0);

	}



	regmap_update_bits(arizona->regmap,

			   ARIZONA_ACCESSORY_DETECT_MODE_1,

			   ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC);



	regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,

				 ARIZONA_MICD_ENA, ARIZONA_MICD_ENA,

				 &change);

	if (!change) {

		regulator_disable(info->micvdd);

		pm_runtime_put_autosuspend(info->dev);

	}

}



static void arizona_stop_mic(struct arizona_extcon_info *info)

{

	struct arizona *arizona = info->arizona;

	bool change;



	regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,

				 ARIZONA_MICD_ENA, 0,

				 &change);



	if (info->micd_reva) {

		regmap_write(arizona->regmap, 0x80, 0x3);

		regmap_write(arizona->regmap, 0x294, 2);

		regmap_write(arizona->regmap, 0x80, 0x0);

	}



	if (change) {

		regulator_disable(info->micvdd);

		pm_runtime_mark_last_busy(info->dev);

		pm_runtime_put_autosuspend(info->dev);

	}

}



static struct {

	unsigned int factor_a;

	unsigned int factor_b;
@@ -396,66 +456,6 @@ static void arizona_identify_headphone(struct arizona_extcon_info *info) 
	info->hpdet_active = false;

}



static void arizona_start_mic(struct arizona_extcon_info *info)

{

	struct arizona *arizona = info->arizona;

	bool change;

	int ret;



	info->detecting = true;

	info->mic = false;

	info->jack_flips = 0;



	/* Microphone detection can't use idle mode */

	pm_runtime_get(info->dev);



	ret = regulator_enable(info->micvdd);

	if (ret != 0) {

		dev_err(arizona->dev, "Failed to enable MICVDD: %d\n",

			ret);

	}



	if (info->micd_reva) {

		regmap_write(arizona->regmap, 0x80, 0x3);

		regmap_write(arizona->regmap, 0x294, 0);

		regmap_write(arizona->regmap, 0x80, 0x0);

	}



	regmap_update_bits(arizona->regmap,

			   ARIZONA_ACCESSORY_DETECT_MODE_1,

			   ARIZONA_ACCDET_MODE_MASK, ARIZONA_ACCDET_MODE_MIC);



	regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,

				 ARIZONA_MICD_ENA, ARIZONA_MICD_ENA,

				 &change);

	if (!change) {

		regulator_disable(info->micvdd);

		pm_runtime_put_autosuspend(info->dev);

	}

}



static void arizona_stop_mic(struct arizona_extcon_info *info)

{

	struct arizona *arizona = info->arizona;

	bool change;



	regmap_update_bits_check(arizona->regmap, ARIZONA_MIC_DETECT_1,

				 ARIZONA_MICD_ENA, 0,

				 &change);



	if (info->micd_reva) {

		regmap_write(arizona->regmap, 0x80, 0x3);

		regmap_write(arizona->regmap, 0x294, 2);

		regmap_write(arizona->regmap, 0x80, 0x0);

	}



	if (change) {

		regulator_disable(info->micvdd);

		pm_runtime_mark_last_busy(info->dev);

		pm_runtime_put_autosuspend(info->dev);

	}

}



static irqreturn_t arizona_micdet(int irq, void *data)

{

	struct arizona_extcon_info *info = data;