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https://github.com/torvalds/linux
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12db5edd69
Move the start of booting the DSP to earlier in the DAPM process, and move the final starting of the DSP to later in the DAPM process. This allows us to overlap some of the processing with other components of the system being brought up. Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@linaro.org>
90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
/*
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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 "wmfw.h"
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struct regulator;
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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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size_t len;
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};
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struct wm_adsp {
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const char *part;
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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_card *card;
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int base;
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int sysclk_reg;
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int sysclk_mask;
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int sysclk_shift;
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struct list_head alg_regions;
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int fw_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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bool running;
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struct regulator *dvfs;
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struct list_head ctl_list;
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struct work_struct boot_work;
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};
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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(wname, num) \
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{ .id = snd_soc_dapm_dai_link, .name = wname " Preloader", \
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.reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_early_event, \
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.event_flags = SND_SOC_DAPM_PRE_PMU }, \
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{ .id = snd_soc_dapm_out_drv, .name = wname, \
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.reg = SND_SOC_NOPM, .shift = num, .event = wm_adsp2_event, \
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.event_flags = SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD }
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extern const struct snd_kcontrol_new wm_adsp1_fw_controls[];
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extern const struct snd_kcontrol_new wm_adsp2_fw_controls[];
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int wm_adsp1_init(struct wm_adsp *adsp);
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int wm_adsp2_init(struct wm_adsp *adsp, bool dvfs);
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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_adsp2_early_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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int wm_adsp2_event(struct snd_soc_dapm_widget *w,
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struct snd_kcontrol *kcontrol, int event);
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#endif
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