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 struct wm_adsp_region
{
27 struct wm_adsp_alg_region
{
28 struct list_head list
;
35 struct wm_adsp_compr_buf
;
42 struct regmap
*regmap
;
43 struct snd_soc_card
*card
;
50 struct list_head alg_regions
;
53 unsigned int fw_id_version
;
55 const struct wm_adsp_region
*mem
;
62 struct list_head ctl_list
;
64 struct work_struct boot_work
;
66 struct wm_adsp_compr
*compr
;
67 struct wm_adsp_compr_buf
*buffer
;
69 struct mutex pwr_lock
;
71 #ifdef CONFIG_DEBUG_FS
72 struct dentry
*debugfs_root
;
79 #define WM_ADSP1(wname, num) \
80 SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
81 wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
83 #define WM_ADSP2(wname, num, event_fn) \
84 { .id = snd_soc_dapm_dai_link, .name = wname " Preloader", \
85 .reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
86 .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_POST_PMD }, \
87 { .id = snd_soc_dapm_out_drv, .name = wname, \
88 .reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \
89 .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }
91 extern const struct snd_kcontrol_new wm_adsp_fw_controls
[];
93 int wm_adsp1_init(struct wm_adsp
*dsp
);
94 int wm_adsp2_init(struct wm_adsp
*dsp
);
95 void wm_adsp2_remove(struct wm_adsp
*dsp
);
96 int wm_adsp2_codec_probe(struct wm_adsp
*dsp
, struct snd_soc_codec
*codec
);
97 int wm_adsp2_codec_remove(struct wm_adsp
*dsp
, struct snd_soc_codec
*codec
);
98 int wm_adsp1_event(struct snd_soc_dapm_widget
*w
,
99 struct snd_kcontrol
*kcontrol
, int event
);
100 int wm_adsp2_early_event(struct snd_soc_dapm_widget
*w
,
101 struct snd_kcontrol
*kcontrol
, int event
,
103 int wm_adsp2_event(struct snd_soc_dapm_widget
*w
,
104 struct snd_kcontrol
*kcontrol
, int event
);
106 extern int wm_adsp_compr_open(struct wm_adsp
*dsp
,
107 struct snd_compr_stream
*stream
);
108 extern int wm_adsp_compr_free(struct snd_compr_stream
*stream
);
109 extern int wm_adsp_compr_set_params(struct snd_compr_stream
*stream
,
110 struct snd_compr_params
*params
);
111 extern int wm_adsp_compr_get_caps(struct snd_compr_stream
*stream
,
112 struct snd_compr_caps
*caps
);
113 extern int wm_adsp_compr_trigger(struct snd_compr_stream
*stream
, int cmd
);
114 extern int wm_adsp_compr_handle_irq(struct wm_adsp
*dsp
);
115 extern int wm_adsp_compr_pointer(struct snd_compr_stream
*stream
,
116 struct snd_compr_tstamp
*tstamp
);
117 extern int wm_adsp_compr_copy(struct snd_compr_stream
*stream
,
118 char __user
*buf
, size_t count
);