140 lines
3 KiB
C
140 lines
3 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2019 MediaTek Inc.
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* Author: Argus Lin <argus.lin@mediatek.com>
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*/
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#ifndef _ACCDET_H_
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#define _ACCDET_H_
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#include <linux/ctype.h>
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#include <linux/string.h>
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#define ACCDET_DEVNAME "accdet"
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/* SW ENV define */
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#define NO_KEY (0x0)
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#define UP_KEY (0x01)
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#define MD_KEY (0x02)
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#define DW_KEY (0x04)
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#define AS_KEY (0x08)
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#define HEADSET_MODE_1 (1)
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#define HEADSET_MODE_2 (2)
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#define HEADSET_MODE_6 (6)
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/* IOCTL */
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#define ACCDET_IOC_MAGIC 'A'
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#define ACCDET_INIT _IO(ACCDET_IOC_MAGIC, 0)
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#define SET_CALL_STATE _IO(ACCDET_IOC_MAGIC, 1)
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#define GET_BUTTON_STATUS _IO(ACCDET_IOC_MAGIC, 2)
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/* 400us, Accdet irq clear timeout */
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#define ACCDET_TIME_OUT 0x61A80
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/* cable type recognized by accdet, and report to WiredAccessoryManager */
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enum accdet_report_state {
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NO_DEVICE = 0,
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HEADSET_MIC = 1,
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HEADSET_NO_MIC = 2,
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HEADSET_FIVE_POLE = 3,
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LINE_OUT_DEVICE = 4,
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};
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/* accdet status got from accdet FSM */
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enum accdet_status {
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PLUG_OUT = 0,
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MIC_BIAS = 1,
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HOOK_SWITCH = 2,
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BI_MIC_BIAS = 3,
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LINE_OUT = 4,
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STAND_BY = 5
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};
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enum accdet_eint_ID {
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NO_PMIC_EINT = 0,
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PMIC_EINT0 = 1,
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PMIC_EINT1 = 2,
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PMIC_BIEINT = 3,
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};
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/* EINT state when moisture enable */
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enum eint_moisture_status {
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M_PLUG_IN = 0,
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M_WATER_IN = 1,
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M_HP_PLUG_IN = 2,
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M_PLUG_OUT = 3,
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M_NO_ACT = 4,
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M_UNKNOWN = 5,
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};
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struct three_key_threshold {
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unsigned int mid;
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unsigned int up;
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unsigned int down;
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};
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struct four_key_threshold {
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unsigned int mid;
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unsigned int voice;
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unsigned int up;
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unsigned int down;
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};
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struct pwm_deb_settings {
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unsigned int pwm_width;
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unsigned int pwm_thresh;
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unsigned int fall_delay;
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unsigned int rise_delay;
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unsigned int debounce0;
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unsigned int debounce1;
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unsigned int debounce3;
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unsigned int debounce4;
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unsigned int eint_pwm_width;
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unsigned int eint_pwm_thresh;
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unsigned int eint_debounce0;
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unsigned int eint_debounce1;
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unsigned int eint_debounce2;
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unsigned int eint_debounce3;
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unsigned int eint_inverter_debounce;
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};
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struct head_dts_data {
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unsigned int mic_vol;
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unsigned int mic_mode;
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unsigned int plugout_deb;
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unsigned int eint_pol;
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struct pwm_deb_settings pwm_deb;
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struct three_key_threshold three_key;
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struct four_key_threshold four_key;
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unsigned int moisture_detect_enable;
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unsigned int eint_detect_mode;
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unsigned int eint_use_ext_res;
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unsigned int moisture_detect_mode;
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unsigned int moisture_comp_vth;
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unsigned int moisture_comp_vref2;
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unsigned int moisture_use_ext_res;
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};
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enum {
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accdet_state000 = 0,
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accdet_state001,
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accdet_state010,
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accdet_state011,
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accdet_auxadc,
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eint_state000,
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eint_state001,
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eint_state010,
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eint_state011,
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eint_inverter_state000,
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};
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/* just be called by audio module for DC trim */
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extern void accdet_late_init(unsigned long data);
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extern const struct file_operations *accdet_get_fops(void);
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extern void mt_accdet_suspend(void);
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extern void mt_accdet_resume(void);
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extern void accdet_set_debounce(int state, unsigned int debounce);
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extern void accdet_modify_vref_volt(void);
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#endif
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