linux/sound/pci/cs46xx/dsp_spos.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 */

/*
 * 2002-07 Benny Sjostrand [email protected]
 */


#include <linux/io.h>
#include <linux/delay.h>
#include <linux/pm.h>
#include <linux/init.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/mutex.h>

#include <sound/core.h>
#include <sound/control.h>
#include <sound/info.h>
#include <sound/asoundef.h>
#include "cs46xx.h"

#include "cs46xx_lib.h"
#include "dsp_spos.h"

static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
				  struct dsp_scb_descriptor * fg_entry);

static const enum wide_opcode wide_opcodes[] = …;

static int shadow_and_reallocate_code (struct snd_cs46xx * chip, u32 * data, u32 size,
				       u32 overlay_begin_address)
{ … }

static struct dsp_segment_desc * get_segment_desc (struct dsp_module_desc * module, int seg_type)
{
	int i;
	for (i = 0;i < module->nsegments; ++i) {
		if (module->segments[i].segment_type == seg_type) {
			return (module->segments + i);
		}
	}

	return NULL;
};

static int find_free_symbol_index (struct dsp_spos_instance * ins)
{ … }

static int add_symbols (struct snd_cs46xx * chip, struct dsp_module_desc * module)
{ … }

static struct dsp_symbol_entry *
add_symbol (struct snd_cs46xx * chip, char * symbol_name, u32 address, int type)
{ … }

struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip)
{ … }

void  cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
{ … }

static int dsp_load_parameter(struct snd_cs46xx *chip,
			      struct dsp_segment_desc *parameter)
{ … }

static int dsp_load_sample(struct snd_cs46xx *chip,
			   struct dsp_segment_desc *sample)
{ … }

int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module)
{ … }

struct dsp_symbol_entry *
cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name, int symbol_type)
{ … }


#ifdef CONFIG_SND_PROC_FS
static struct dsp_symbol_entry *
cs46xx_dsp_lookup_symbol_addr (struct snd_cs46xx * chip, u32 address, int symbol_type)
{ … }


static void cs46xx_dsp_proc_symbol_table_read (struct snd_info_entry *entry,
					       struct snd_info_buffer *buffer)
{ … }


static void cs46xx_dsp_proc_modules_read (struct snd_info_entry *entry,
					  struct snd_info_buffer *buffer)
{ … }

static void cs46xx_dsp_proc_task_tree_read (struct snd_info_entry *entry,
					    struct snd_info_buffer *buffer)
{ … }

static void cs46xx_dsp_proc_scb_read (struct snd_info_entry *entry,
				      struct snd_info_buffer *buffer)
{ … }

static void cs46xx_dsp_proc_parameter_dump_read (struct snd_info_entry *entry,
						 struct snd_info_buffer *buffer)
{ … }

static void cs46xx_dsp_proc_sample_dump_read (struct snd_info_entry *entry,
					      struct snd_info_buffer *buffer)
{ … }

int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_proc_done (struct snd_cs46xx *chip)
{ … }
#endif /* CONFIG_SND_PROC_FS */

static void _dsp_create_task_tree (struct snd_cs46xx *chip, u32 * task_data,
				   u32  dest, int size)
{ … }

static void _dsp_create_scb (struct snd_cs46xx *chip, u32 * scb_data, u32 dest)
{ … }

static int find_free_scb_index (struct dsp_spos_instance * ins)
{ … }

static struct dsp_scb_descriptor * _map_scb (struct snd_cs46xx *chip, char * name, u32 dest)
{ … }

static struct dsp_task_descriptor *
_map_task_tree (struct snd_cs46xx *chip, char * name, u32 dest, u32 size)
{ … }

#define SCB_BYTES …

struct dsp_scb_descriptor *
cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name, u32 * scb_data, u32 dest)
{ … }


static struct dsp_task_descriptor *
cs46xx_dsp_create_task_tree (struct snd_cs46xx *chip, char * name, u32 * task_data,
			     u32 dest, int size)
{ … }

int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip)
{ … }

static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
				  struct dsp_scb_descriptor * fg_entry)
{ … }

static void cs46xx_dsp_disable_spdif_hw (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip)
{ … }

int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip)
{ … }

int cs46xx_poke_via_dsp (struct snd_cs46xx *chip, u32 address, u32 data)
{ … }

int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right)
{ … }

int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right)
{ … }

#ifdef CONFIG_PM_SLEEP
int cs46xx_dsp_resume(struct snd_cs46xx * chip)
{ … }
#endif