262 lines
7.5 KiB
C
262 lines
7.5 KiB
C
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/*
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* wm_adsp.h -- Wolfson ADSP support
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*
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* Copyright 2012 Wolfson Microelectronics plc
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*
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* Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __WM_ADSP_H
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#define __WM_ADSP_H
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#include <sound/soc.h>
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#include <sound/soc-dapm.h>
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#include <sound/compress_driver.h>
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#include "wmfw.h"
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/* Return values for wm_adsp_compr_handle_irq */
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#define WM_ADSP_COMPR_OK 0
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#define WM_ADSP_COMPR_VOICE_TRIGGER 1
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#define WM_ADSP2_REGION_0 BIT(0)
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#define WM_ADSP2_REGION_1 BIT(1)
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#define WM_ADSP2_REGION_2 BIT(2)
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#define WM_ADSP2_REGION_3 BIT(3)
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#define WM_ADSP2_REGION_4 BIT(4)
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#define WM_ADSP2_REGION_5 BIT(5)
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#define WM_ADSP2_REGION_6 BIT(6)
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#define WM_ADSP2_REGION_7 BIT(7)
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#define WM_ADSP2_REGION_8 BIT(8)
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#define WM_ADSP2_REGION_9 BIT(9)
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#define WM_ADSP2_REGION_1_9 (WM_ADSP2_REGION_1 | \
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WM_ADSP2_REGION_2 | WM_ADSP2_REGION_3 | \
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WM_ADSP2_REGION_4 | WM_ADSP2_REGION_5 | \
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WM_ADSP2_REGION_6 | WM_ADSP2_REGION_7 | \
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WM_ADSP2_REGION_8 | WM_ADSP2_REGION_9)
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#define WM_ADSP2_REGION_ALL (WM_ADSP2_REGION_0 | WM_ADSP2_REGION_1_9)
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struct wm_adsp_region {
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int type;
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unsigned int base;
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};
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struct wm_adsp_alg_region {
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struct list_head list;
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unsigned int alg;
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int type;
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unsigned int base;
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};
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struct wm_adsp_compr;
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struct wm_adsp_compr_buf;
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struct wm_adsp_ops;
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struct wm_adsp_fw_caps {
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u32 id;
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struct snd_codec_desc desc;
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};
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struct wm_adsp_fw_defs {
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const char *file;
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const char *binfile;
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bool fullname;
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int compr_direction;
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int num_caps;
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const struct wm_adsp_fw_caps *caps;
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bool voice_trigger;
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};
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struct wm_adsp {
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const char *part;
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const char *name;
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const char *fwf_name;
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int rev;
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int num;
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int type;
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struct device *dev;
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struct regmap *regmap;
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struct snd_soc_component *component;
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struct wm_adsp_ops *ops;
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unsigned int base;
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unsigned int base_sysinfo;
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unsigned int sysclk_reg;
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unsigned int sysclk_mask;
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unsigned int sysclk_shift;
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struct list_head alg_regions;
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unsigned int fw_id;
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unsigned int fw_id_version;
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unsigned int fw_vendor_id;
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const struct wm_adsp_region *mem;
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int num_mems;
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int fw;
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int fw_ver;
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bool no_preloader;
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bool preloaded;
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bool booted;
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bool running;
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bool fatal_error;
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int num_firmwares;
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struct wm_adsp_fw_defs *firmwares;
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struct soc_enum fw_enum;
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struct snd_kcontrol_new fw_ctrl;
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struct list_head ctl_list;
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struct work_struct boot_work;
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struct list_head compr_list;
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struct list_head buffer_list;
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struct mutex pwr_lock;
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unsigned int lock_regions;
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unsigned int n_rx_channels;
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unsigned int n_tx_channels;
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struct mutex *rate_lock;
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u8 *rx_rate_cache;
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u8 *tx_rate_cache;
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#ifdef CONFIG_DEBUG_FS
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struct dentry *debugfs_root;
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char *wmfw_file_name;
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char *bin_file_name;
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#endif
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unsigned int data_word_mask;
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int data_word_size;
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/*
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* Flag indicating the preloader widget only needs power toggled
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* on state change rather than held on for the duration of the
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* preload, useful for devices that can retain firmware memory
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* across power down.
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*/
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bool toggle_preload;
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};
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struct wm_adsp_ops {
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unsigned int sys_config_size;
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bool (*validate_version)(struct wm_adsp *dsp, unsigned int version);
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unsigned int (*parse_sizes)(struct wm_adsp *dsp,
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const char * const file,
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unsigned int pos,
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const struct firmware *firmware);
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int (*setup_algs)(struct wm_adsp *dsp);
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unsigned int (*region_to_reg)(struct wm_adsp_region const *mem,
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unsigned int offset);
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void (*show_fw_status)(struct wm_adsp *dsp);
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void (*stop_watchdog)(struct wm_adsp *dsp);
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int (*enable_memory)(struct wm_adsp *dsp);
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void (*disable_memory)(struct wm_adsp *dsp);
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int (*lock_memory)(struct wm_adsp *dsp, unsigned int lock_regions);
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int (*enable_core)(struct wm_adsp *dsp);
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void (*disable_core)(struct wm_adsp *dsp);
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int (*start_core)(struct wm_adsp *dsp);
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void (*stop_core)(struct wm_adsp *dsp);
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};
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#define WM_ADSP_PRELOADER(wname, num, event_fn) \
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{ .id = snd_soc_dapm_supply, .name = wname " Preloader", \
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.reg = SND_SOC_NOPM, .shift = num, .event = event_fn, \
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.event_flags = SND_SOC_DAPM_PRE_PMU | SND_SOC_DAPM_PRE_PMD, \
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.subseq = 100, /* Ensure we run after SYSCLK supply widget */ }
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#define WM_ADSP1(wname, num) \
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SND_SOC_DAPM_PGA_E(wname, SND_SOC_NOPM, num, 0, NULL, 0, \
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wm_adsp1_event, SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD)
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#define WM_ADSP2_PRELOAD_SWITCH(wname, num) \
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SOC_SINGLE_EXT(wname " Preload Switch", SND_SOC_NOPM, num, 1, 0, \
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wm_adsp2_preloader_get, wm_adsp2_preloader_put)
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#define WM_ADSP2(wname, num, event_fn) \
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SND_SOC_DAPM_SPK(wname " Preload", NULL), \
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WM_ADSP_PRELOADER(wname, num, event_fn), \
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{ .id = snd_soc_dapm_out_drv, .name = wname, \
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.reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp_event, \
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.event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }
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#define WM_HALO(wname, num, event_fn) \
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WM_ADSP2(wname, num, event_fn)
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#define WM_ADSP_FW_CONTROL(dspname, num) \
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SOC_ENUM_EXT(dspname " Firmware", wm_adsp_fw_enum[num], \
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wm_adsp_fw_get, wm_adsp_fw_put)
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extern const struct soc_enum wm_adsp_fw_enum[];
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int wm_adsp1_init(struct wm_adsp *dsp);
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int wm_adsp2_init(struct wm_adsp *dsp);
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void wm_adsp2_remove(struct wm_adsp *dsp);
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int wm_adsp2_component_probe(struct wm_adsp *dsp, struct snd_soc_component *component);
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int wm_adsp2_component_remove(struct wm_adsp *dsp, struct snd_soc_component *component);
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void wm_adsp_queue_boot_work(struct wm_adsp *dsp);
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int wm_vpu_init(struct wm_adsp *vpu);
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int wm_halo_init(struct wm_adsp *dsp, struct mutex *rate_lock);
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int wm_adsp1_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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int wm_adsp_early_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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irqreturn_t wm_adsp2_bus_error(struct wm_adsp *adsp);
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irqreturn_t wm_halo_bus_error(struct wm_adsp *dsp);
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irqreturn_t wm_halo_wdt_expire(int irq, void *data);
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int wm_adsp_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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int wm_vpu_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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int wm_adsp2_set_dspclk(struct snd_soc_dapm_widget *w, unsigned int freq);
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int wm_adsp2_preloader_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int wm_adsp2_preloader_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int wm_adsp_fw_get(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int wm_adsp_fw_put(struct snd_kcontrol *kcontrol,
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struct snd_ctl_elem_value *ucontrol);
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int wm_adsp_compr_open(struct wm_adsp *dsp, struct snd_compr_stream *stream);
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int wm_adsp_compr_free(struct snd_compr_stream *stream);
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int wm_adsp_compr_set_params(struct snd_compr_stream *stream,
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struct snd_compr_params *params);
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int wm_adsp_compr_get_caps(struct snd_compr_stream *stream,
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struct snd_compr_caps *caps);
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int wm_adsp_compr_trigger(struct snd_compr_stream *stream, int cmd);
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int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
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int wm_adsp_compr_pointer(struct snd_compr_stream *stream,
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struct snd_compr_tstamp *tstamp);
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int wm_adsp_compr_copy(struct snd_compr_stream *stream,
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char __user *buf, size_t count);
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int wm_adsp_write_ctl(struct wm_adsp *dsp, const char *name, int type,
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unsigned int alg, void *buf, size_t len);
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int wm_adsp_read_ctl(struct wm_adsp *dsp, const char *name, int type,
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unsigned int alg, void *buf, size_t len);
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int wm_adsp_load_coeff(struct wm_adsp *dsp);
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#endif
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