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- /* SPDX-License-Identifier: GPL-2.0-only */
- /*
- * wm_adsp.h -- Wolfson ADSP support
- *
- * Copyright 2012 Wolfson Microelectronics plc
- *
- * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
- */
- #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_ops;
- struct wm_adsp {
- const char *part;
- const char *name;
- const char *fwf_name;
- int rev;
- int num;
- int type;
- struct device *dev;
- struct regmap *regmap;
- struct snd_soc_component *component;
- struct wm_adsp_ops *ops;
- unsigned int base;
- unsigned int base_sysinfo;
- 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;
- unsigned int fw_vendor_id;
- const struct wm_adsp_region *mem;
- int num_mems;
- int fw;
- int fw_ver;
- bool preloaded;
- bool booted;
- bool running;
- bool fatal_error;
- struct list_head ctl_list;
- struct work_struct boot_work;
- struct list_head compr_list;
- struct list_head buffer_list;
- 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
- };
- struct wm_adsp_ops {
- unsigned int sys_config_size;
- bool (*validate_version)(struct wm_adsp *dsp, unsigned int version);
- unsigned int (*parse_sizes)(struct wm_adsp *dsp,
- const char * const file,
- unsigned int pos,
- const struct firmware *firmware);
- int (*setup_algs)(struct wm_adsp *dsp);
- unsigned int (*region_to_reg)(struct wm_adsp_region const *mem,
- unsigned int offset);
- void (*show_fw_status)(struct wm_adsp *dsp);
- void (*stop_watchdog)(struct wm_adsp *dsp);
- int (*enable_memory)(struct wm_adsp *dsp);
- void (*disable_memory)(struct wm_adsp *dsp);
- int (*lock_memory)(struct wm_adsp *dsp, unsigned int lock_regions);
- int (*enable_core)(struct wm_adsp *dsp);
- void (*disable_core)(struct wm_adsp *dsp);
- int (*start_core)(struct wm_adsp *dsp);
- void (*stop_core)(struct wm_adsp *dsp);
- };
- #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_adsp_event, \
- .event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }
- #define WM_ADSP_FW_CONTROL(dspname, num) \
- SOC_ENUM_EXT(dspname " Firmware", wm_adsp_fw_enum[num], \
- wm_adsp_fw_get, wm_adsp_fw_put)
- extern const struct soc_enum wm_adsp_fw_enum[];
- 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_halo_init(struct wm_adsp *dsp);
- int wm_adsp1_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event);
- int wm_adsp_early_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event);
- irqreturn_t wm_adsp2_bus_error(int irq, void *data);
- irqreturn_t wm_halo_bus_error(int irq, void *data);
- irqreturn_t wm_halo_wdt_expire(int irq, void *data);
- int wm_adsp_event(struct snd_soc_dapm_widget *w,
- struct snd_kcontrol *kcontrol, int event);
- int wm_adsp2_set_dspclk(struct snd_soc_dapm_widget *w, unsigned int freq);
- 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_fw_get(struct snd_kcontrol *kcontrol,
- struct snd_ctl_elem_value *ucontrol);
- int wm_adsp_fw_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_soc_component *component,
- struct snd_compr_stream *stream);
- int wm_adsp_compr_set_params(struct snd_soc_component *component,
- struct snd_compr_stream *stream,
- struct snd_compr_params *params);
- int wm_adsp_compr_get_caps(struct snd_soc_component *component,
- struct snd_compr_stream *stream,
- struct snd_compr_caps *caps);
- int wm_adsp_compr_trigger(struct snd_soc_component *component,
- struct snd_compr_stream *stream, int cmd);
- int wm_adsp_compr_handle_irq(struct wm_adsp *dsp);
- int wm_adsp_compr_pointer(struct snd_soc_component *component,
- struct snd_compr_stream *stream,
- struct snd_compr_tstamp *tstamp);
- int wm_adsp_compr_copy(struct snd_soc_component *component,
- struct snd_compr_stream *stream,
- char __user *buf, size_t count);
- int wm_adsp_write_ctl(struct wm_adsp *dsp, const char *name, int type,
- unsigned int alg, void *buf, size_t len);
- int wm_adsp_read_ctl(struct wm_adsp *dsp, const char *name, int type,
- unsigned int alg, void *buf, size_t len);
- #endif
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