xref: /openbmc/linux/sound/soc/codecs/wm8994.h (revision 9cfc5c90)
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 #include <linux/workqueue.h>
16 #include <linux/mutex.h>
17 
18 #include "wm_hubs.h"
19 
20 /* Sources for AIF1/2 SYSCLK - use with set_dai_sysclk() */
21 #define WM8994_SYSCLK_MCLK1 1
22 #define WM8994_SYSCLK_MCLK2 2
23 #define WM8994_SYSCLK_FLL1  3
24 #define WM8994_SYSCLK_FLL2  4
25 
26 /* OPCLK is also configured with set_dai_sysclk, specify division*10 as rate. */
27 #define WM8994_SYSCLK_OPCLK 5
28 
29 #define WM8994_FLL1 1
30 #define WM8994_FLL2 2
31 
32 #define WM8994_FLL_SRC_MCLK1    1
33 #define WM8994_FLL_SRC_MCLK2    2
34 #define WM8994_FLL_SRC_LRCLK    3
35 #define WM8994_FLL_SRC_BCLK     4
36 #define WM8994_FLL_SRC_INTERNAL 5
37 
38 enum wm8994_vmid_mode {
39 	WM8994_VMID_NORMAL,
40 	WM8994_VMID_FORCE,
41 };
42 
43 typedef void (*wm1811_micdet_cb)(void *data);
44 typedef void (*wm1811_mic_id_cb)(void *data, u16 status);
45 
46 int wm8994_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
47 		      int micbias);
48 int wm8958_mic_detect(struct snd_soc_codec *codec, struct snd_soc_jack *jack,
49 		      wm1811_micdet_cb cb, void *det_cb_data,
50 		      wm1811_mic_id_cb id_cb, void *id_cb_data);
51 
52 int wm8994_vmid_mode(struct snd_soc_codec *codec, enum wm8994_vmid_mode mode);
53 
54 int wm8958_aif_ev(struct snd_soc_dapm_widget *w,
55 		  struct snd_kcontrol *kcontrol, int event);
56 
57 void wm8958_dsp2_init(struct snd_soc_codec *codec);
58 
59 struct wm8994_micdet {
60 	struct snd_soc_jack *jack;
61 	bool detecting;
62 };
63 
64 /* codec private data */
65 struct wm8994_fll_config {
66 	int src;
67 	int in;
68 	int out;
69 };
70 
71 #define WM8994_NUM_DRC 3
72 #define WM8994_NUM_EQ  3
73 
74 struct wm8994;
75 
76 struct wm8994_priv {
77 	struct wm_hubs_data hubs;
78 	struct wm8994 *wm8994;
79 	int sysclk[2];
80 	int sysclk_rate[2];
81 	int mclk[2];
82 	int aifclk[2];
83 	int aifdiv[2];
84 	int channels[2];
85 	struct wm8994_fll_config fll[2], fll_suspend[2];
86 	struct completion fll_locked[2];
87 	bool fll_locked_irq;
88 	bool fll_byp;
89 	bool clk_has_run;
90 
91 	int vmid_refcount;
92 	int active_refcount;
93 	enum wm8994_vmid_mode vmid_mode;
94 
95 	int dac_rates[2];
96 	int lrclk_shared[2];
97 
98 	int mbc_ena[3];
99 	int hpf1_ena[3];
100 	int hpf2_ena[3];
101 	int vss_ena[3];
102 	int enh_eq_ena[3];
103 
104 	/* Platform dependant DRC configuration */
105 	const char **drc_texts;
106 	int drc_cfg[WM8994_NUM_DRC];
107 	struct soc_enum drc_enum;
108 
109 	/* Platform dependant ReTune mobile configuration */
110 	int num_retune_mobile_texts;
111 	const char **retune_mobile_texts;
112 	int retune_mobile_cfg[WM8994_NUM_EQ];
113 	struct soc_enum retune_mobile_enum;
114 
115 	/* Platform dependant MBC configuration */
116 	int mbc_cfg;
117 	const char **mbc_texts;
118 	struct soc_enum mbc_enum;
119 
120 	/* Platform dependant VSS configuration */
121 	int vss_cfg;
122 	const char **vss_texts;
123 	struct soc_enum vss_enum;
124 
125 	/* Platform dependant VSS HPF configuration */
126 	int vss_hpf_cfg;
127 	const char **vss_hpf_texts;
128 	struct soc_enum vss_hpf_enum;
129 
130 	/* Platform dependant enhanced EQ configuration */
131 	int enh_eq_cfg;
132 	const char **enh_eq_texts;
133 	struct soc_enum enh_eq_enum;
134 
135 	struct mutex accdet_lock;
136 	struct wm8994_micdet micdet[2];
137 	struct delayed_work mic_work;
138 	struct delayed_work open_circuit_work;
139 	struct delayed_work mic_complete_work;
140 	u16 mic_status;
141 	bool mic_detecting;
142 	bool jack_mic;
143 	int btn_mask;
144 	bool jackdet;
145 	int jackdet_mode;
146 	struct delayed_work jackdet_bootstrap;
147 
148 	int micdet_irq;
149 	wm1811_micdet_cb micd_cb;
150 	void *micd_cb_data;
151 	wm1811_mic_id_cb mic_id_cb;
152 	void *mic_id_cb_data;
153 
154 	unsigned int aif1clk_enable:1;
155 	unsigned int aif2clk_enable:1;
156 
157 	unsigned int aif1clk_disable:1;
158 	unsigned int aif2clk_disable:1;
159 
160 	struct mutex fw_lock;
161 	int dsp_active;
162 	const struct firmware *cur_fw;
163 	const struct firmware *mbc;
164 	const struct firmware *mbc_vss;
165 	const struct firmware *enh_eq;
166 };
167 
168 #endif
169