/* * wm_adsp.h -- Wolfson ADSP support * * Copyright 2012 Wolfson Microelectronics plc * * Author: Mark Brown <broonie@opensource.wolfsonmicro.com> * * 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 __WM_ADSP_H #define __WM_ADSP_H #include <sound/soc.h> #include <sound/soc-dapm.h> #include <sound/compress_driver.h> #include "wmfw.h" /* Return values for wm_adsp_compr_handle_irq */ #define WM_ADSP_COMPR_OK 0 #define WM_ADSP_COMPR_VOICE_TRIGGER 1 #define WM_ADSP2_REGION_0 BIT(0) #define WM_ADSP2_REGION_1 BIT(1) #define WM_ADSP2_REGION_2 BIT(2) #define WM_ADSP2_REGION_3 BIT(3) #define WM_ADSP2_REGION_4 BIT(4) #define WM_ADSP2_REGION_5 BIT(5) #define WM_ADSP2_REGION_6 BIT(6) #define WM_ADSP2_REGION_7 BIT(7) #define WM_ADSP2_REGION_8 BIT(8) #define WM_ADSP2_REGION_9 BIT(9) #define WM_ADSP2_REGION_1_9 (WM_ADSP2_REGION_1 | \ WM_ADSP2_REGION_2 | WM_ADSP2_REGION_3 | \ WM_ADSP2_REGION_4 | WM_ADSP2_REGION_5 | \ WM_ADSP2_REGION_6 | WM_ADSP2_REGION_7 | \ WM_ADSP2_REGION_8 | WM_ADSP2_REGION_9) #define WM_ADSP2_REGION_ALL (WM_ADSP2_REGION_0 | WM_ADSP2_REGION_1_9) struct wm_adsp_region { int type; unsigned int base; }; struct wm_adsp_alg_region { struct list_head list; unsigned int alg; int type; unsigned int base; }; struct wm_adsp_compr; struct wm_adsp_compr_buf; struct wm_adsp { const char *part; int rev; int num; int type; struct device *dev; struct regmap *regmap; struct snd_soc_component *component; unsigned int base; unsigned int sysclk_reg; unsigned int sysclk_mask; unsigned int sysclk_shift; struct list_head alg_regions; unsigned int fw_id; unsigned int fw_id_version; const struct wm_adsp_region *mem; int num_mems; int fw; int fw_ver; bool preloaded; bool booted; bool running; struct list_head ctl_list; struct work_struct boot_work; struct wm_adsp_compr *compr; struct wm_adsp_compr_buf *buffer; struct mutex pwr_lock; unsigned int lock_regions; #ifdef CONFIG_DEBUG_FS struct dentry *debugfs_root; char *wmfw_file_name; char *bin_file_name; #endif }; #define WM_ADSP1(wname, num) \ SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \ wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD) #define WM_ADSP2_PRELOAD_SWITCH(wname, num) \ SOC_SINGLE_EXT(wname " Preload Switch", SND_SOC_NOPM, num, 1, 0, \ wm_adsp2_preloader_get, wm_adsp2_preloader_put) #define WM_ADSP2(wname, num, event_fn) \ SND_SOC_DAPM_SPK(wname " Preload", NULL), \ { .id = snd_soc_dapm_supply, .name = wname " Preloader", \ .reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \ .event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD, \ .subseq = 100, /* Ensure we run after SYSCLK supply widget */ }, \ { .id = snd_soc_dapm_out_drv, .name = wname, \ .reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \ .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD } extern const struct snd_kcontrol_new wm_adsp_fw_controls[]; int wm_adsp1_init(struct wm_adsp *dsp); int wm_adsp2_init(struct wm_adsp *dsp); void wm_adsp2_remove(struct wm_adsp *dsp); int wm_adsp2_component_probe(struct wm_adsp *dsp, struct snd_soc_component *component); int wm_adsp2_component_remove(struct wm_adsp *dsp, struct snd_soc_component *component); int wm_adsp1_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); int wm_adsp2_early_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event, unsigned int freq); int wm_adsp2_lock(struct wm_adsp *adsp, unsigned int regions); irqreturn_t wm_adsp2_bus_error(struct wm_adsp *adsp); int wm_adsp2_event(struct snd_soc_dapm_widget *w, struct snd_kcontrol *kcontrol, int event); int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int wm_adsp2_preloader_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol); int wm_adsp_compr_open(struct wm_adsp *dsp, struct snd_compr_stream *stream); int wm_adsp_compr_free(struct snd_compr_stream *stream); int wm_adsp_compr_set_params(struct snd_compr_stream *stream, struct snd_compr_params *params); int wm_adsp_compr_get_caps(struct snd_compr_stream *stream, struct snd_compr_caps *caps); int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd); int wm_adsp_compr_handle_irq(struct wm_adsp *dsp); int wm_adsp_compr_pointer(struct snd_compr_stream *stream, struct snd_compr_tstamp *tstamp); int wm_adsp_compr_copy(struct snd_compr_stream *stream, char __user *buf, size_t count); #endif