diff options
Diffstat (limited to 'sound/soc/codecs/wm_adsp.h')
| -rw-r--r-- | sound/soc/codecs/wm_adsp.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/sound/soc/codecs/wm_adsp.h b/sound/soc/codecs/wm_adsp.h new file mode 100644 index 000000000..1996350b8 --- /dev/null +++ b/sound/soc/codecs/wm_adsp.h @@ -0,0 +1,215 @@ +/* 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 |