235 lines
6.1 KiB
C
235 lines
6.1 KiB
C
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/*
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* The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards
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* Copyright (c) by Jaroslav Kysela <perex@perex.cz>
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*
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef __CS46XX_DSP_SPOS_H__
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#define __CS46XX_DSP_SPOS_H__
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#include "cs46xx_dsp_scb_types.h"
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#include "cs46xx_dsp_task_types.h"
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#define SYMBOL_CONSTANT 0x0
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#define SYMBOL_SAMPLE 0x1
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#define SYMBOL_PARAMETER 0x2
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#define SYMBOL_CODE 0x3
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#define SEGTYPE_SP_PROGRAM 0x00000001
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#define SEGTYPE_SP_PARAMETER 0x00000002
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#define SEGTYPE_SP_SAMPLE 0x00000003
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#define SEGTYPE_SP_COEFFICIENT 0x00000004
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#define DSP_SPOS_UU 0x0deadul /* unused */
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#define DSP_SPOS_DC 0x0badul /* don't care */
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#define DSP_SPOS_DC_DC 0x0bad0badul /* don't care */
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#define DSP_SPOS_UUUU 0xdeadc0edul /* unused */
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#define DSP_SPOS_UUHI 0xdeadul
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#define DSP_SPOS_UULO 0xc0edul
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#define DSP_SPOS_DCDC 0x0badf1d0ul /* don't care */
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#define DSP_SPOS_DCDCHI 0x0badul
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#define DSP_SPOS_DCDCLO 0xf1d0ul
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#define DSP_MAX_TASK_NAME 60
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#define DSP_MAX_SYMBOL_NAME 100
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#define DSP_MAX_SCB_NAME 60
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#define DSP_MAX_SCB_DESC 200
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#define DSP_MAX_TASK_DESC 50
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#define DSP_MAX_PCM_CHANNELS 32
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#define DSP_MAX_SRC_NR 14
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#define DSP_PCM_MAIN_CHANNEL 1
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#define DSP_PCM_REAR_CHANNEL 2
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#define DSP_PCM_CENTER_LFE_CHANNEL 3
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#define DSP_PCM_S71_CHANNEL 4 /* surround 7.1 */
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#define DSP_IEC958_CHANNEL 5
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#define DSP_SPDIF_STATUS_OUTPUT_ENABLED 1
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#define DSP_SPDIF_STATUS_PLAYBACK_OPEN 2
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#define DSP_SPDIF_STATUS_HW_ENABLED 4
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#define DSP_SPDIF_STATUS_INPUT_CTRL_ENABLED 8
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struct dsp_symbol_entry {
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u32 address;
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char symbol_name[DSP_MAX_SYMBOL_NAME];
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int symbol_type;
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/* initialized by driver */
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struct dsp_module_desc * module;
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int deleted;
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};
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struct dsp_symbol_desc {
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int nsymbols;
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struct dsp_symbol_entry *symbols;
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/* initialized by driver */
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int highest_frag_index;
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};
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struct dsp_segment_desc {
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int segment_type;
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u32 offset;
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u32 size;
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u32 * data;
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};
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struct dsp_module_desc {
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char * module_name;
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struct dsp_symbol_desc symbol_table;
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int nsegments;
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struct dsp_segment_desc * segments;
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/* initialized by driver */
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u32 overlay_begin_address;
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u32 load_address;
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int nfixups;
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};
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struct dsp_scb_descriptor {
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char scb_name[DSP_MAX_SCB_NAME];
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u32 address;
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int index;
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u32 *data;
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struct dsp_scb_descriptor * sub_list_ptr;
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struct dsp_scb_descriptor * next_scb_ptr;
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struct dsp_scb_descriptor * parent_scb_ptr;
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struct dsp_symbol_entry * task_entry;
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struct dsp_symbol_entry * scb_symbol;
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struct snd_info_entry *proc_info;
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int ref_count;
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u16 volume[2];
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unsigned int deleted :1;
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unsigned int updated :1;
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unsigned int volume_set :1;
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};
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struct dsp_task_descriptor {
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char task_name[DSP_MAX_TASK_NAME];
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int size;
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u32 address;
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int index;
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u32 *data;
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};
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struct dsp_pcm_channel_descriptor {
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int active;
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int src_slot;
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int pcm_slot;
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u32 sample_rate;
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u32 unlinked;
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struct dsp_scb_descriptor * pcm_reader_scb;
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struct dsp_scb_descriptor * src_scb;
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struct dsp_scb_descriptor * mixer_scb;
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void * private_data;
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};
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struct dsp_spos_instance {
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struct dsp_symbol_desc symbol_table; /* currently available loaded symbols in SP */
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int nmodules;
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struct dsp_module_desc * modules; /* modules loaded into SP */
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struct dsp_segment_desc code;
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/* Main PCM playback mixer */
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struct dsp_scb_descriptor * master_mix_scb;
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u16 dac_volume_right;
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u16 dac_volume_left;
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/* Rear/surround PCM playback mixer */
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struct dsp_scb_descriptor * rear_mix_scb;
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/* Center/LFE mixer */
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struct dsp_scb_descriptor * center_lfe_mix_scb;
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int npcm_channels;
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int nsrc_scb;
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struct dsp_pcm_channel_descriptor pcm_channels[DSP_MAX_PCM_CHANNELS];
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int src_scb_slots[DSP_MAX_SRC_NR];
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/* cache this symbols */
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struct dsp_symbol_entry * null_algorithm; /* used by PCMreaderSCB's */
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struct dsp_symbol_entry * s16_up; /* used by SRCtaskSCB's */
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/* proc fs */
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struct snd_card *snd_card;
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struct snd_info_entry * proc_dsp_dir;
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struct snd_info_entry * proc_sym_info_entry;
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struct snd_info_entry * proc_modules_info_entry;
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struct snd_info_entry * proc_parameter_dump_info_entry;
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struct snd_info_entry * proc_sample_dump_info_entry;
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/* SCB's descriptors */
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int nscb;
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int scb_highest_frag_index;
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struct dsp_scb_descriptor scbs[DSP_MAX_SCB_DESC];
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struct snd_info_entry * proc_scb_info_entry;
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struct dsp_scb_descriptor * the_null_scb;
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/* Task's descriptors */
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int ntask;
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struct dsp_task_descriptor tasks[DSP_MAX_TASK_DESC];
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struct snd_info_entry * proc_task_info_entry;
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/* SPDIF status */
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int spdif_status_out;
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int spdif_status_in;
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u16 spdif_input_volume_right;
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u16 spdif_input_volume_left;
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/* spdif channel status,
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left right and user validity bits */
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unsigned int spdif_csuv_default;
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unsigned int spdif_csuv_stream;
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/* SPDIF input sample rate converter */
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struct dsp_scb_descriptor * spdif_in_src;
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/* SPDIF input asynch. receiver */
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struct dsp_scb_descriptor * asynch_rx_scb;
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/* Capture record mixer SCB */
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struct dsp_scb_descriptor * record_mixer_scb;
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/* CODEC input SCB */
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struct dsp_scb_descriptor * codec_in_scb;
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/* reference snooper */
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struct dsp_scb_descriptor * ref_snoop_scb;
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/* SPDIF output PCM reference */
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struct dsp_scb_descriptor * spdif_pcm_input_scb;
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/* asynch TX task */
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struct dsp_scb_descriptor * asynch_tx_scb;
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/* record sources */
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struct dsp_scb_descriptor * pcm_input;
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struct dsp_scb_descriptor * adc_input;
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int spdif_in_sample_rate;
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};
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#endif /* __DSP_SPOS_H__ */
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