sound/soc/codecs/wm8994.h

   1 /*
   2  * wm8994.h  --  WM8994 Soc Audio driver
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8
   9 #ifndef _WM8994_H
  10 #define _WM8994_H
  11
  12 #include <sound/soc.h>
  13 #include <linux/firmware.h>
  14 #include <linux/completion.h>
  15
  16 #include "wm_hubs.h"
  17
  18 /* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
  19 #define WM8994_SYSCLK_MCLK1 1
  20 #define WM8994_SYSCLK_MCLK2 2
  21 #define WM8994_SYSCLK_FLL1  3
  22 #define WM8994_SYSCLK_FLL2  4
  23
  24 /* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
  25 #define WM8994_SYSCLK_OPCLK 5
  26
  27 #define WM8994_FLL1 1
  28 #define WM8994_FLL2 2
  29
  30 #define WM8994_FLL_SRC_MCLK1  1
  31 #define WM8994_FLL_SRC_MCLK2  2
  32 #define WM8994_FLL_SRC_LRCLK  3
  33 #define WM8994_FLL_SRC_BCLK   4
  34
  35 typedef void (*wm8958_micdet_cb)(u16 status, void *data);
  36
  37 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
  38                       int micbias, int det, int shrt);
  39 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
  40                       wm8958_micdet_cb cb, void *cb_data);
  41
  42 #define WM8994_CACHE_SIZE 1570
  43
  44 struct wm8994_access_mask {
  45         unsigned short readable;   /* Mask of readable bits */
  46         unsigned short writable;   /* Mask of writable bits */
  47 };
  48
  49 extern const struct wm8994_access_mask wm8994_access_masks[WM8994_CACHE_SIZE];
  50 extern const u16 wm8994_reg_defaults[WM8994_CACHE_SIZE];
  51
  52 int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
  53                   struct snd_kcontrol *kcontrol, int event);
  54
  55 void wm8958_dsp2_init(struct snd_soc_codec *codec);
  56
  57 struct wm8994_micdet {
  58         struct snd_soc_jack *jack;
  59         int det;
  60         int shrt;
  61 };
  62
  63 /* codec private data */
  64 struct wm8994_fll_config {
  65         int src;
  66         int in;
  67         int out;
  68 };
  69
  70 #define WM8994_NUM_DRC 3
  71 #define WM8994_NUM_EQ  3
  72
  73 struct wm8994;
  74
  75 struct wm8994_priv {
  76         struct wm_hubs_data hubs;
  77         struct wm8994 *wm8994;
  78         struct snd_soc_codec *codec;
  79         int sysclk[2];
  80         int sysclk_rate[2];
  81         int mclk[2];
  82         int aifclk[2];
  83         struct wm8994_fll_config fll[2], fll_suspend[2];
  84         struct completion fll_locked[2];
  85         bool fll_locked_irq;
  86
  87         int vmid_refcount;
  88         int active_refcount;
  89
  90         int dac_rates[2];
  91         int lrclk_shared[2];
  92
  93         int mbc_ena[3];
  94         int hpf1_ena[3];
  95         int hpf2_ena[3];
  96         int vss_ena[3];
  97         int enh_eq_ena[3];
  98
  99         /* Platform dependant DRC configuration */
 100         const char **drc_texts;
 101         int drc_cfg[WM8994_NUM_DRC];
 102         struct soc_enum drc_enum;
 103
 104         /* Platform dependant ReTune mobile configuration */
 105         int num_retune_mobile_texts;
 106         const char **retune_mobile_texts;
 107         int retune_mobile_cfg[WM8994_NUM_EQ];
 108         struct soc_enum retune_mobile_enum;
 109
 110         /* Platform dependant MBC configuration */
 111         int mbc_cfg;
 112         const char **mbc_texts;
 113         struct soc_enum mbc_enum;
 114
 115         /* Platform dependant VSS configuration */
 116         int vss_cfg;
 117         const char **vss_texts;
 118         struct soc_enum vss_enum;
 119
 120         /* Platform dependant VSS HPF configuration */
 121         int vss_hpf_cfg;
 122         const char **vss_hpf_texts;
 123         struct soc_enum vss_hpf_enum;
 124
 125         /* Platform dependant enhanced EQ configuration */
 126         int enh_eq_cfg;
 127         const char **enh_eq_texts;
 128         struct soc_enum enh_eq_enum;
 129
 130         struct mutex accdet_lock;
 131         struct wm8994_micdet micdet[2];
 132         bool mic_detecting;
 133         bool jack_mic;
 134         int btn_mask;
 135         bool jackdet;
 136
 137         wm8958_micdet_cb jack_cb;
 138         void *jack_cb_data;
 139         int micdet_irq;
 140
 141         int revision;
 142         struct wm8994_pdata *pdata;
 143
 144         unsigned int aif1clk_enable:1;
 145         unsigned int aif2clk_enable:1;
 146
 147         unsigned int aif1clk_disable:1;
 148         unsigned int aif2clk_disable:1;
 149
 150         int dsp_active;
 151         const struct firmware *cur_fw;
 152         const struct firmware *mbc;
 153         const struct firmware *mbc_vss;
 154         const struct firmware *enh_eq;
 155 };
 156
 157 #endif