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Newer ADSP2V2 codecs include a memory protection unit that can be set to trap illegal accesses. When enabling an ADSPV2 core we must configure the memory region traps so that the firmware can access its own memory. Signed-off-by: Mayuresh Kulkarni <mkulkarni@opensource.wolfsonmicro.com> Signed-off-by: Nikesh Oswal <Nikesh.Oswal@wolfsonmicro.com> Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org>
162 lines
4.5 KiB
C
162 lines
4.5 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 <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 {
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const char *part;
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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_codec *codec;
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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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unsigned int fw_id;
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unsigned int fw_id_version;
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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 preloaded;
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bool booted;
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bool running;
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struct list_head ctl_list;
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struct work_struct boot_work;
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struct wm_adsp_compr *compr;
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struct wm_adsp_compr_buf *buffer;
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struct mutex pwr_lock;
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unsigned int lock_regions;
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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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};
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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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{ .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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{ .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_adsp_fw_controls[];
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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_codec_probe(struct wm_adsp *dsp, struct snd_soc_codec *codec);
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int wm_adsp2_codec_remove(struct wm_adsp *dsp, struct snd_soc_codec *codec);
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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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unsigned int freq);
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int wm_adsp2_lock(struct wm_adsp *adsp, unsigned int regions);
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irqreturn_t wm_adsp2_bus_error(struct wm_adsp *adsp);
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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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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_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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#endif
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