wm8994.h

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/*
 * wm8994.h  --  WM8994 Soc Audio driver
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#ifndef _WM8994_H
#define _WM8994_H

#include <sound/soc.h>
#include <linux/firmware.h>
#include <linux/completion.h>
#include <linux/workqueue.h>

#include "wm_hubs.h"

/* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
#define WM8994_SYSCLK_MCLK1 1
#define WM8994_SYSCLK_MCLK2 2
#define WM8994_SYSCLK_FLL1  3
#define WM8994_SYSCLK_FLL2  4

/* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
#define WM8994_SYSCLK_OPCLK 5

#define WM8994_FLL1 1
#define WM8994_FLL2 2

#define WM8994_FLL_SRC_MCLK1    1
#define WM8994_FLL_SRC_MCLK2    2
#define WM8994_FLL_SRC_LRCLK    3
#define WM8994_FLL_SRC_BCLK     4
#define WM8994_FLL_SRC_INTERNAL 5

enum wm8994_vmid_mode {
    WM8994_VMID_NORMAL,
    WM8994_VMID_FORCE,
};

typedef void (*wm8958_micdet_cb)(u16 status, void *data);

int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
              int micbias);
int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
              wm8958_micdet_cb cb, void *cb_data);

int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode);

int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
          struct snd_kcontrol *kcontrol, int event);

void wm8958_dsp2_init(struct snd_soc_codec *codec);

struct wm8994_micdet {
    struct snd_soc_jack *jack;
    bool detecting;
};

/* codec private data */
struct wm8994_fll_config {
    int src;
    int in;
    int out;
};

#define WM8994_NUM_DRC 3
#define WM8994_NUM_EQ  3

struct wm8994;

struct wm8994_priv {
    struct wm_hubs_data hubs;
    struct wm8994 *wm8994;
    int sysclk[2];
    int sysclk_rate[2];
    int mclk[2];
    int aifclk[2];
    int channels[2];
    struct wm8994_fll_config fll[2], fll_suspend[2];
    struct completion fll_locked[2];
    bool fll_locked_irq;
    bool fll_byp;
    bool clk_has_run;

    int vmid_refcount;
    int active_refcount;
    enum wm8994_vmid_mode vmid_mode;

    int dac_rates[2];
    int lrclk_shared[2];

    int mbc_ena[3];
    int hpf1_ena[3];
    int hpf2_ena[3];
    int vss_ena[3];
    int enh_eq_ena[3];

    /* Platform dependant DRC configuration */
    const char **drc_texts;
    int drc_cfg[WM8994_NUM_DRC];
    struct soc_enum drc_enum;

    /* Platform dependant ReTune mobile configuration */
    int num_retune_mobile_texts;
    const char **retune_mobile_texts;
    int retune_mobile_cfg[WM8994_NUM_EQ];
    struct soc_enum retune_mobile_enum;

    /* Platform dependant MBC configuration */
    int mbc_cfg;
    const char **mbc_texts;
    struct soc_enum mbc_enum;

    /* Platform dependant VSS configuration */
    int vss_cfg;
    const char **vss_texts;
    struct soc_enum vss_enum;

    /* Platform dependant VSS HPF configuration */
    int vss_hpf_cfg;
    const char **vss_hpf_texts;
    struct soc_enum vss_hpf_enum;

    /* Platform dependant enhanced EQ configuration */
    int enh_eq_cfg;
    const char **enh_eq_texts;
    struct soc_enum enh_eq_enum;

    struct mutex accdet_lock;
    struct wm8994_micdet micdet[2];
    struct delayed_work mic_work;
    bool mic_detecting;
    bool jack_mic;
    int btn_mask;
    bool jackdet;
    int jackdet_mode;
    struct delayed_work jackdet_bootstrap;

    wm8958_micdet_cb jack_cb;
    void *jack_cb_data;
    int micdet_irq;

    int revision;
    struct wm8994_pdata *pdata;

    unsigned int aif1clk_enable:1;
    unsigned int aif2clk_enable:1;

    unsigned int aif1clk_disable:1;
    unsigned int aif2clk_disable:1;

    int dsp_active;
    const struct firmware *cur_fw;
    const struct firmware *mbc;
    const struct firmware *mbc_vss;
    const struct firmware *enh_eq;
};

#endif