211 lines
8.4 KiB
C
211 lines
8.4 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_LIB_H__
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#define __CS46XX_LIB_H__
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/*
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* constants
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*/
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#define CS46XX_BA0_SIZE 0x1000
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#define CS46XX_BA1_DATA0_SIZE 0x3000
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#define CS46XX_BA1_DATA1_SIZE 0x3800
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#define CS46XX_BA1_PRG_SIZE 0x7000
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#define CS46XX_BA1_REG_SIZE 0x0100
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#ifdef CONFIG_SND_CS46XX_NEW_DSP
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#define CS46XX_MIN_PERIOD_SIZE 64
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#define CS46XX_MAX_PERIOD_SIZE 1024*1024
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#else
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#define CS46XX_MIN_PERIOD_SIZE 2048
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#define CS46XX_MAX_PERIOD_SIZE 2048
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#endif
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#define CS46XX_FRAGS 2
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/* #define CS46XX_BUFFER_SIZE CS46XX_MAX_PERIOD_SIZE * CS46XX_FRAGS */
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#define SCB_NO_PARENT 0
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#define SCB_ON_PARENT_NEXT_SCB 1
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#define SCB_ON_PARENT_SUBLIST_SCB 2
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/* 3*1024 parameter, 3.5*1024 sample, 2*3.5*1024 code */
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#define BA1_DWORD_SIZE (13 * 1024 + 512)
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#define BA1_MEMORY_COUNT 3
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/*
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* common I/O routines
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*/
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static inline void snd_cs46xx_poke(struct snd_cs46xx *chip, unsigned long reg, unsigned int val)
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{
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unsigned int bank = reg >> 16;
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unsigned int offset = reg & 0xffff;
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/*
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if (bank == 0)
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printk(KERN_DEBUG "snd_cs46xx_poke: %04X - %08X\n",
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reg >> 2,val);
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*/
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writel(val, chip->region.idx[bank+1].remap_addr + offset);
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}
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static inline unsigned int snd_cs46xx_peek(struct snd_cs46xx *chip, unsigned long reg)
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{
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unsigned int bank = reg >> 16;
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unsigned int offset = reg & 0xffff;
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return readl(chip->region.idx[bank+1].remap_addr + offset);
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}
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static inline void snd_cs46xx_pokeBA0(struct snd_cs46xx *chip, unsigned long offset, unsigned int val)
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{
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writel(val, chip->region.name.ba0.remap_addr + offset);
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}
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static inline unsigned int snd_cs46xx_peekBA0(struct snd_cs46xx *chip, unsigned long offset)
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{
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return readl(chip->region.name.ba0.remap_addr + offset);
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}
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struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip);
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void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip);
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int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module);
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#ifdef CONFIG_PM_SLEEP
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int cs46xx_dsp_resume(struct snd_cs46xx * chip);
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#endif
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struct dsp_symbol_entry *cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name,
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int symbol_type);
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#ifdef CONFIG_SND_PROC_FS
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int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip);
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int cs46xx_dsp_proc_done (struct snd_cs46xx *chip);
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#else
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#define cs46xx_dsp_proc_init(card, chip)
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#define cs46xx_dsp_proc_done(chip)
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#endif
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int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip);
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int snd_cs46xx_download (struct snd_cs46xx *chip, u32 *src, unsigned long offset,
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unsigned long len);
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int snd_cs46xx_clear_BA1(struct snd_cs46xx *chip, unsigned long offset, unsigned long len);
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int cs46xx_dsp_enable_spdif_out (struct snd_cs46xx *chip);
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int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip);
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int cs46xx_dsp_disable_spdif_out (struct snd_cs46xx *chip);
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int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip);
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int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip);
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int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip);
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int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip);
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int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip);
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int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip);
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int cs46xx_poke_via_dsp (struct snd_cs46xx *chip, u32 address, u32 data);
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struct dsp_scb_descriptor * cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name,
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u32 * scb_data, u32 dest);
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#ifdef CONFIG_SND_PROC_FS
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void cs46xx_dsp_proc_free_scb_desc (struct dsp_scb_descriptor * scb);
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void cs46xx_dsp_proc_register_scb_desc (struct snd_cs46xx *chip,
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struct dsp_scb_descriptor * scb);
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#else
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#define cs46xx_dsp_proc_free_scb_desc(scb)
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#define cs46xx_dsp_proc_register_scb_desc(chip, scb)
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#endif
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struct dsp_scb_descriptor * cs46xx_dsp_create_timing_master_scb (struct snd_cs46xx *chip);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_codec_out_scb(struct snd_cs46xx * chip,
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char * codec_name, u16 channel_disp, u16 fifo_addr,
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u16 child_scb_addr, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name,
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u16 channel_disp, u16 fifo_addr,
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u16 sample_buffer_addr, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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void cs46xx_dsp_remove_scb (struct snd_cs46xx *chip,
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struct dsp_scb_descriptor * scb);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name,
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u16 channel_disp, u16 fifo_addr,
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u16 sample_buffer_addr, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_src_task_scb(struct snd_cs46xx * chip, char * scb_name,
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int sample_rate, u16 src_buffer_addr,
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u16 src_delay_buffer_addr, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type, int pass_through);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_mix_only_scb(struct snd_cs46xx * chip, char * scb_name,
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u16 mix_buffer_addr, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_vari_decimate_scb(struct snd_cs46xx * chip, char * scb_name,
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u16 vari_buffer_addr0, u16 vari_buffer_addr1, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_asynch_fg_rx_scb(struct snd_cs46xx * chip, char * scb_name,
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u32 dest, u16 hfg_scb_address, u16 asynch_buffer_address,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_spio_write_scb(struct snd_cs46xx * chip, char * scb_name, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_mix_to_ostream_scb(struct snd_cs46xx * chip, char * scb_name,
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u16 mix_buffer_addr, u16 writeback_spb, u32 dest,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_scb_descriptor *
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cs46xx_dsp_create_magic_snoop_scb(struct snd_cs46xx * chip, char * scb_name,
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u32 dest, u16 snoop_buffer_address,
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struct dsp_scb_descriptor * snoop_scb,
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struct dsp_scb_descriptor * parent_scb,
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int scb_child_type);
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struct dsp_pcm_channel_descriptor *
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cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip, u32 sample_rate,
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void * private_data, u32 hw_dma_addr,
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int pcm_channel_id);
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void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip,
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struct dsp_pcm_channel_descriptor * pcm_channel);
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int cs46xx_dsp_pcm_unlink (struct snd_cs46xx * chip,
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struct dsp_pcm_channel_descriptor * pcm_channel);
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int cs46xx_dsp_pcm_link (struct snd_cs46xx * chip,
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struct dsp_pcm_channel_descriptor * pcm_channel);
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struct dsp_scb_descriptor *
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cs46xx_add_record_source (struct snd_cs46xx *chip, struct dsp_scb_descriptor * source,
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u16 addr, char * scb_name);
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int cs46xx_src_unlink(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src);
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int cs46xx_src_link(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src);
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int cs46xx_iec958_pre_open (struct snd_cs46xx *chip);
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int cs46xx_iec958_post_close (struct snd_cs46xx *chip);
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int cs46xx_dsp_pcm_channel_set_period (struct snd_cs46xx * chip,
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struct dsp_pcm_channel_descriptor * pcm_channel,
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int period_size);
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int cs46xx_dsp_pcm_ostream_set_period (struct snd_cs46xx * chip, int period_size);
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int cs46xx_dsp_set_dac_volume (struct snd_cs46xx * chip, u16 left, u16 right);
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int cs46xx_dsp_set_iec958_volume (struct snd_cs46xx * chip, u16 left, u16 right);
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#endif /* __CS46XX_LIB_H__ */
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