2 * wm_adsp.h -- Wolfson ADSP support
4 * Copyright 2012 Wolfson Microelectronics plc
6 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
16 #include <sound/soc.h>
17 #include <sound/soc-dapm.h>
18 #include <sound/compress_driver.h>
22 /* Return values for wm_adsp_compr_handle_irq */
23 #define WM_ADSP_COMPR_OK 0
24 #define WM_ADSP_COMPR_VOICE_TRIGGER 1
26 #define WM_ADSP2_REGION_0 BIT(0)
27 #define WM_ADSP2_REGION_1 BIT(1)
28 #define WM_ADSP2_REGION_2 BIT(2)
29 #define WM_ADSP2_REGION_3 BIT(3)
30 #define WM_ADSP2_REGION_4 BIT(4)
31 #define WM_ADSP2_REGION_5 BIT(5)
32 #define WM_ADSP2_REGION_6 BIT(6)
33 #define WM_ADSP2_REGION_7 BIT(7)
34 #define WM_ADSP2_REGION_8 BIT(8)
35 #define WM_ADSP2_REGION_9 BIT(9)
36 #define WM_ADSP2_REGION_1_9 (WM_ADSP2_REGION_1 | \
37 WM_ADSP2_REGION_2 | WM_ADSP2_REGION_3 | \
38 WM_ADSP2_REGION_4 | WM_ADSP2_REGION_5 | \
39 WM_ADSP2_REGION_6 | WM_ADSP2_REGION_7 | \
40 WM_ADSP2_REGION_8 | WM_ADSP2_REGION_9)
41 #define WM_ADSP2_REGION_ALL (WM_ADSP2_REGION_0 | WM_ADSP2_REGION_1_9)
43 struct wm_adsp_region {
48 struct wm_adsp_alg_region {
49 struct list_head list;
56 struct wm_adsp_compr_buf;
66 struct regmap *regmap;
67 struct snd_soc_component *component;
70 unsigned int sysclk_reg;
71 unsigned int sysclk_mask;
72 unsigned int sysclk_shift;
74 struct list_head alg_regions;
77 unsigned int fw_id_version;
79 const struct wm_adsp_region *mem;
89 struct list_head ctl_list;
91 struct work_struct boot_work;
93 struct wm_adsp_compr *compr;
94 struct wm_adsp_compr_buf *buffer;
96 struct mutex pwr_lock;
98 unsigned int lock_regions;
100 #ifdef CONFIG_DEBUG_FS
101 struct dentry *debugfs_root;
102 char *wmfw_file_name;
108 #define WM_ADSP1(wname, num) \
109 SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
110 wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
112 #define WM_ADSP2_PRELOAD_SWITCH(wname, num) \
113 SOC_SINGLE_EXT(wname " Preload Switch", SND_SOC_NOPM, num, 1, 0, \
114 wm_adsp2_preloader_get, wm_adsp2_preloader_put)
116 #define WM_ADSP2(wname, num, event_fn) \
117 SND_SOC_DAPM_SPK(wname " Preload", NULL), \
118 { .id = snd_soc_dapm_supply, .name = wname " Preloader", \
119 .reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
120 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD, \
121 .subseq = 100, /* Ensure we run after SYSCLK supply widget */ }, \
122 { .id = snd_soc_dapm_out_drv, .name = wname, \
123 .reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \
124 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }
126 #define WM_ADSP_FW_CONTROL(dspname, num) \
127 SOC_ENUM_EXT(dspname " Firmware", wm_adsp_fw_enum[num], \
128 wm_adsp_fw_get, wm_adsp_fw_put)
130 extern const struct soc_enum wm_adsp_fw_enum[];
132 int wm_adsp1_init(struct wm_adsp *dsp);
133 int wm_adsp2_init(struct wm_adsp *dsp);
134 void wm_adsp2_remove(struct wm_adsp *dsp);
135 int wm_adsp2_component_probe(struct wm_adsp *dsp, struct snd_soc_component *component);
136 int wm_adsp2_component_remove(struct wm_adsp *dsp, struct snd_soc_component *component);
137 int wm_adsp1_event(struct snd_soc_dapm_widget *w,
138 struct snd_kcontrol *kcontrol, int event);
139 int wm_adsp2_early_event(struct snd_soc_dapm_widget *w,
140 struct snd_kcontrol *kcontrol, int event,
143 int wm_adsp2_lock(struct wm_adsp *adsp, unsigned int regions);
144 irqreturn_t wm_adsp2_bus_error(struct wm_adsp *adsp);
146 int wm_adsp2_event(struct snd_soc_dapm_widget *w,
147 struct snd_kcontrol *kcontrol, int event);
149 int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol,
150 struct snd_ctl_elem_value *ucontrol);
151 int wm_adsp2_preloader_put(struct snd_kcontrol *kcontrol,
152 struct snd_ctl_elem_value *ucontrol);
153 int wm_adsp_fw_get(struct snd_kcontrol *kcontrol,
154 struct snd_ctl_elem_value *ucontrol);
155 int wm_adsp_fw_put(struct snd_kcontrol *kcontrol,
156 struct snd_ctl_elem_value *ucontrol);
158 int wm_adsp_compr_open(struct wm_adsp *dsp, struct snd_compr_stream *stream);
159 int wm_adsp_compr_free(struct snd_compr_stream *stream);
160 int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
161 struct snd_compr_params *params);
162 int wm_adsp_compr_get_caps(struct snd_compr_stream *stream,
163 struct snd_compr_caps *caps);
164 int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd);
165 int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
166 int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
167 struct snd_compr_tstamp *tstamp);
168 int wm_adsp_compr_copy(struct snd_compr_stream *stream,
169 char __user *buf, size_t count);