136 lines
3.5 KiB
C
136 lines
3.5 KiB
C
/*
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* Copyright (C) 2014-2020 NXP Semiconductors, All Rights Reserved.
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* Copyright 2020 GOODIX, All Rights Reserved.
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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 version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef __TFA98XX_INC__
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#define __TFA98XX_INC__
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#include <linux/kernel.h>
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#include <linux/types.h>
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#include <linux/list.h>
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#include <sound/pcm.h>
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#include "tfa_device.h"
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#include "tfa_container.h"
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#include "config.h"
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#include "tfa_internal.h"
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#define SNDRV_PCM_STREAM_SAAM (SNDRV_PCM_STREAM_LAST + 1)
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/* for SaaM, SNDRV_PCM_STREAM_LAST + 1 */
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#define TFA98XX_MAX_REGISTER 0xff
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#define TFA98XX_FLAG_SKIP_INTERRUPTS (1 << 0)
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#define TFA98XX_FLAG_SAAM_AVAILABLE (1 << 1)
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#define TFA98XX_FLAG_STEREO_DEVICE (1 << 2)
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#define TFA98XX_FLAG_MULTI_MIC_INPUTS (1 << 3)
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#define TFA98XX_FLAG_TAPDET_AVAILABLE (1 << 4)
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#define TFA98XX_FLAG_CALIBRATION_CTL (1 << 5)
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#define TFA98XX_FLAG_REMOVE_PLOP_NOISE (1 << 6)
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#define TFA98XX_FLAG_LP_MODES (1 << 7)
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#define TFA98XX_FLAG_TDM_DEVICE (1 << 8)
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#define TFA98XX_NUM_RATES 9
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/* DSP init status */
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enum tfa98xx_dsp_init_state {
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TFA98XX_DSP_INIT_STOPPED, /* DSP not running */
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TFA98XX_DSP_INIT_RECOVER, /* DSP error detected at runtime */
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TFA98XX_DSP_INIT_FAIL, /* DSP init failed */
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TFA98XX_DSP_INIT_PENDING, /* DSP start requested */
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TFA98XX_DSP_INIT_DONE, /* DSP running */
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TFA98XX_DSP_INIT_INVALIDATED, /* DSP was running, requires re-init */
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};
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enum tfa98xx_dsp_fw_state {
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TFA98XX_DSP_FW_NONE = 0,
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TFA98XX_DSP_FW_PENDING,
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TFA98XX_DSP_FW_FAIL,
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TFA98XX_DSP_FW_OK,
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};
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struct tfa98xx_firmware {
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void *base;
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struct tfa98xx_device *dev;
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char name[9]; /* TODO: get length from tfa parameter */
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};
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struct tfa98xx_baseprofile {
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char basename[MAX_CONTROL_NAME]; /* profile basename */
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int len; /* profile length */
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int item_id; /* profile id */
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int sr_rate_sup[TFA98XX_NUM_RATES]; /* sample rates for profile */
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struct list_head list; /* list of all profiles */
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};
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enum tfa_reset_polarity {
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LOW = 0,
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HIGH = 1
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};
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struct tfa98xx {
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struct regmap *regmap;
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struct i2c_client *i2c;
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struct regulator *vdd;
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struct snd_soc_component *component;
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struct workqueue_struct *tfa98xx_wq;
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struct delayed_work init_work;
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struct delayed_work monitor_work;
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struct delayed_work interrupt_work;
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struct delayed_work tapdet_work;
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struct mutex dsp_lock;
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int dsp_init;
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int dsp_fw_state;
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int sysclk;
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int rst_gpio;
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u16 rev;
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int audio_mode;
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struct tfa98xx_firmware fw;
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char *fw_name;
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int rate;
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wait_queue_head_t wq;
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struct device *dev;
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unsigned int init_count;
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int pstream;
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int cstream;
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int samstream;
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struct input_dev *input;
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bool tapdet_enabled; /* service enabled */
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bool tapdet_open; /* device file opened */
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unsigned int tapdet_profiles; /* tapdet profile bitfield */
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bool tapdet_poll; /* tapdet running on polling mode */
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unsigned int rate_constraint_list[TFA98XX_NUM_RATES];
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struct snd_pcm_hw_constraint_list rate_constraint;
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int reset_gpio;
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int power_gpio;
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int irq_gpio;
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enum tfa_reset_polarity reset_polarity;
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struct list_head list;
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struct tfa_device *tfa;
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int vstep;
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int profile;
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/* store vstep per profile (single device) */
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int prof_vsteps[TFACONT_MAXPROFS];
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#ifdef CONFIG_DEBUG_FS
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struct dentry *dbg_dir;
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#endif
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u8 reg;
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unsigned int flags;
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bool set_mtp_cal;
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uint16_t cal_data;
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int calibrate_done;
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int istatus;
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};
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#endif /* __TFA98XX_INC__ */
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