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130 lines
3.3 KiB
130 lines
3.3 KiB
/*
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* sec_wcd_sysfs_cb.c
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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include <linux/input.h>
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#include <sound/jack.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 "sec_wcd_sysfs_cb.h"
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#include "codecs/wcd-mbhc-v2.h"
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#include "codecs/wcd937x/wcd937x-mbhc.h"
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#include "codecs/wcd937x/internal.h"
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static struct snd_soc_codec *wcd_codec;
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#ifdef CONFIG_SND_SOC_WCD_DSP_MGR
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static int mad_mic_bias;
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#endif
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#ifndef CONFIG_SEC_SND_USB_HEADSET_ONLY
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static int get_jack_status(void)
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{
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#if defined(CONFIG_SND_SOC_WCD937X)
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struct snd_soc_codec *codec = wcd_codec;
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struct wcd937x_mbhc *wcd937x_mbhc = wcd937x_soc_get_mbhc(codec);
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struct wcd_mbhc *mbhc = &wcd937x_mbhc->wcd_mbhc;
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int value = 0;
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if ((mbhc->hph_status == SND_JACK_HEADSET) ||
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(mbhc->hph_status == SND_JACK_HEADPHONE))
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value = 1;
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dev_info(codec->dev, "%s: %d\n", __func__, value);
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return value;
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#else
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return 0;
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#endif
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}
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static int get_key_status(void)
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{
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#if defined(CONFIG_SND_SOC_WCD937X)
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struct snd_soc_codec *codec = wcd_codec;
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struct wcd937x_mbhc *wcd937x_mbhc = wcd937x_soc_get_mbhc(codec);
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struct wcd_mbhc *mbhc = &wcd937x_mbhc->wcd_mbhc;
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int value = -1;
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if (mbhc->buttons_pressed)
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value = mbhc->mbhc_cb->map_btn_code_to_num(mbhc->codec);
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dev_info(codec->dev, "%s: %d\n", __func__, value);
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return value;
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#else
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return 0;
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#endif
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}
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#endif
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#ifdef CONFIG_SND_SOC_WCD_DSP_MGR
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static int get_wdsp_status(void)
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{
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struct snd_soc_codec *codec = wcd_codec;
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int value = -1;
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value = snd_soc_read(codec, 0x021F);
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dev_info(codec->dev, "%s: %d\n", __func__, value);
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return value;
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}
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static void set_mad_mic_bias_status(int onoff)
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{
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struct snd_soc_codec *codec = wcd_codec;
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/*
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It is WCD934x codec's MAD mic register.
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it is need to change when if it use another wcd codec
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WCD934X_ANA_MAD_SETUP 0x060d
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*/
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if(onoff == 0) {
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mad_mic_bias = snd_soc_read(codec, 0x060D);
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snd_soc_update_bits(codec, 0x060D,
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0x07, 0x0);
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} else {
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snd_soc_update_bits(codec, 0x060D,
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0x07, mad_mic_bias);
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}
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dev_info(codec->dev, "%s: onoff %d mad_mic_bias 0x%x\n", __func__, onoff, mad_mic_bias);
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}
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#endif
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void register_mbhc_jack_cb(struct snd_soc_codec *codec)
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{
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wcd_codec = codec;
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#ifndef CONFIG_SEC_SND_USB_HEADSET_ONLY
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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_key_status);
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#ifndef CONFIG_SND_SOC_WCD_MBHC
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audio_register_mic_adc_cb(get_key_status);
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#endif
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#endif
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#ifdef CONFIG_SND_SOC_WCD_DSP_MGR
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audio_register_wdsp_state_cb(get_wdsp_status);
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audio_register_mad_mic_state_cb(set_mad_mic_bias_status);
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#endif
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}
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EXPORT_SYMBOL_GPL(register_mbhc_jack_cb);
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