162 lines
4.2 KiB
C
162 lines
4.2 KiB
C
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/*
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* jack_rt5665_sysfs_cb.c
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* Copyright (c) Samsung Electronics
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <linux/input.h>
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#include <sound/soc.h>
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#include <sound/samsung/sec_audio_sysfs.h>
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#include "jack_rt5665_sysfs_cb.h"
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#include "../codecs/rt5665.h"
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#include <linux/i2c.h>
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#include <linux/gpio.h>
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#include <linux/of_gpio.h>
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#include <sound/jack.h>
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static struct snd_soc_codec *rt5665_codec;
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static int get_jack_status(void)
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{
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struct snd_soc_codec *codec = rt5665_codec;
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struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
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int status = rt5665->jack_type;
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int report = 0;
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if (status) {
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report = 1;
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}
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dev_info(codec->dev, "%s: %d\n", __func__, report);
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return report;
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}
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static int get_key_status(void)
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{
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struct snd_soc_codec *codec = rt5665_codec;
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struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
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int report = 0;
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report = rt5665->btn_det;
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dev_info(codec->dev, "%s: %d\n", __func__, report);
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return report;
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}
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static int get_mic_adc(void)
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{
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struct snd_soc_codec *codec = rt5665_codec;
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struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
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int adc = 0;
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adc = rt5665->adc_val;
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dev_info(codec->dev, "%s: %d\n", __func__, adc);
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return adc;
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}
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static int force_antenna_enable(int enable)
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{
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struct snd_soc_codec *codec = rt5665_codec;
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#ifdef CONFIG_SEC_FACTORY
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struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
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struct i2c_client *i2c = to_i2c_client(codec->dev);
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#endif
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#ifdef CONFIG_SEC_FACTORY
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dev_info(codec->dev, "%s: %d\n", __func__, enable);
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if (enable) {
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of_property_read_u32(i2c->dev.of_node, "realtek,sar-hs-open-gender",
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&rt5665->pdata.sar_hs_open_gender);
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rt5665->pdata.ext_ant_det_gpio = of_get_named_gpio(i2c->dev.of_node,
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"realtek,ext-ant-det-gpio", 0);
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cancel_delayed_work_sync(&rt5665->jack_detect_work);
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queue_delayed_work(system_wq, &rt5665->jack_detect_work,
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msecs_to_jiffies(0));
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/* add delay to enable irq after jack_detect_work called */
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msleep(500);
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if ((rt5665->pdata.sar_hs_open_gender) && (rt5665->pdata.ext_ant_det_gpio)) {
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enable_irq(gpio_to_irq(rt5665->pdata.ext_ant_det_gpio));
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}
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cancel_delayed_work_sync(&rt5665->jack_detect_open_gender_work);
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queue_delayed_work(system_wq, &rt5665->jack_detect_open_gender_work,
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msecs_to_jiffies(100));
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} else {
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rt5665->pdata.sar_hs_open_gender = 0;
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if (rt5665->pdata.ext_ant_det_gpio) {
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disable_irq(gpio_to_irq(rt5665->pdata.ext_ant_det_gpio));
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}
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cancel_delayed_work_sync(&rt5665->jack_detect_work);
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queue_delayed_work(system_wq, &rt5665->jack_detect_work,
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msecs_to_jiffies(0));
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}
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#else
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dev_info(codec->dev, "%s: %d only supported for TFM\n", __func__, enable);
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#endif
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return 0;
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}
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static int get_antenna_status(void)
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{
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struct snd_soc_codec *codec = rt5665_codec;
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struct rt5665_priv *rt5665 = snd_soc_codec_get_drvdata(codec);
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int status;
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int report = 0;
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msleep(1000);
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mutex_lock(&rt5665->open_gender_mutex);
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status = rt5665->jack_type;
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mutex_unlock(&rt5665->open_gender_mutex);
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if (status == SND_JACK_OPEN_GENDER)
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report = 0xA;
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else if (status == SND_JACK_HEADSET)
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report = 0x1;
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else
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report = 0;
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dev_info(codec->dev, "%s: %d\n", __func__, report);
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return report;
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}
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void register_rt5665_jack_cb(struct snd_soc_codec *codec)
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{
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dev_info(codec->dev, "%s\n", __func__);
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rt5665_codec = codec;
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audio_register_jack_state_cb(get_jack_status);
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audio_register_key_state_cb(get_key_status);
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audio_register_mic_adc_cb(get_mic_adc);
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audio_register_force_enable_antenna_cb(force_antenna_enable);
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audio_register_antenna_state_cb(get_antenna_status);
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}
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EXPORT_SYMBOL_GPL(register_rt5665_jack_cb);
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