183 lines
10 KiB
C
183 lines
10 KiB
C
/*
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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@suse.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 1
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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(cs46xx_t *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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/*if (bank == 0) printk("snd_cs46xx_poke: %04X - %08X\n",reg >> 2,val); */
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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(cs46xx_t *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(cs46xx_t *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(cs46xx_t *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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dsp_spos_instance_t * cs46xx_dsp_spos_create (cs46xx_t * chip);
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void cs46xx_dsp_spos_destroy (cs46xx_t * chip);
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int cs46xx_dsp_load_module (cs46xx_t * chip,dsp_module_desc_t * module);
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symbol_entry_t * cs46xx_dsp_lookup_symbol (cs46xx_t * chip,char * symbol_name,int symbol_type);
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int cs46xx_dsp_proc_init (snd_card_t * card, cs46xx_t *chip);
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int cs46xx_dsp_proc_done (cs46xx_t *chip);
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int cs46xx_dsp_scb_and_task_init (cs46xx_t *chip);
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int snd_cs46xx_download (cs46xx_t *chip,u32 *src,unsigned long offset,
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unsigned long len);
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int snd_cs46xx_clear_BA1(cs46xx_t *chip,unsigned long offset,unsigned long len);
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int cs46xx_dsp_enable_spdif_out (cs46xx_t *chip);
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int cs46xx_dsp_enable_spdif_hw (cs46xx_t *chip);
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int cs46xx_dsp_disable_spdif_out (cs46xx_t *chip);
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int cs46xx_dsp_enable_spdif_in (cs46xx_t *chip);
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int cs46xx_dsp_disable_spdif_in (cs46xx_t *chip);
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int cs46xx_dsp_enable_pcm_capture (cs46xx_t *chip);
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int cs46xx_dsp_disable_pcm_capture (cs46xx_t *chip);
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int cs46xx_dsp_enable_adc_capture (cs46xx_t *chip);
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int cs46xx_dsp_disable_adc_capture (cs46xx_t *chip);
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int cs46xx_poke_via_dsp (cs46xx_t *chip,u32 address,u32 data);
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dsp_scb_descriptor_t * cs46xx_dsp_create_scb (cs46xx_t *chip,char * name, u32 * scb_data,u32 dest);
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void cs46xx_dsp_proc_free_scb_desc (dsp_scb_descriptor_t * scb);
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void cs46xx_dsp_proc_register_scb_desc (cs46xx_t *chip,dsp_scb_descriptor_t * scb);
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dsp_scb_descriptor_t * cs46xx_dsp_create_timing_master_scb (cs46xx_t *chip);
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dsp_scb_descriptor_t * cs46xx_dsp_create_codec_out_scb(cs46xx_t * chip,char * codec_name,
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u16 channel_disp,u16 fifo_addr,
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u16 child_scb_addr,
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u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_codec_in_scb(cs46xx_t * chip,char * codec_name,
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u16 channel_disp,u16 fifo_addr,
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u16 sample_buffer_addr,
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u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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void cs46xx_dsp_remove_scb (cs46xx_t *chip,dsp_scb_descriptor_t * scb);
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dsp_scb_descriptor_t * cs46xx_dsp_create_codec_in_scb(cs46xx_t * chip,char * codec_name,
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u16 channel_disp,u16 fifo_addr,
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u16 sample_buffer_addr,
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u32 dest,dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_src_task_scb(cs46xx_t * chip,char * scb_name,
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int sample_rate,
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u16 src_buffer_addr,
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u16 src_delay_buffer_addr,u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type,
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int pass_through);
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dsp_scb_descriptor_t * cs46xx_dsp_create_mix_only_scb(cs46xx_t * chip,char * scb_name,
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u16 mix_buffer_addr,u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_vari_decimate_scb(cs46xx_t * chip,char * scb_name,
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u16 vari_buffer_addr0,
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u16 vari_buffer_addr1,
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u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_asynch_fg_rx_scb(cs46xx_t * chip,char * scb_name,u32 dest,
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u16 hfg_scb_address,
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u16 asynch_buffer_address,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_spio_write_scb(cs46xx_t * chip,char * scb_name,u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_mix_to_ostream_scb(cs46xx_t * chip,char * scb_name,
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u16 mix_buffer_addr,u16 writeback_spb,u32 dest,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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dsp_scb_descriptor_t * cs46xx_dsp_create_magic_snoop_scb(cs46xx_t * chip,char * scb_name,u32 dest,
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u16 snoop_buffer_address,
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dsp_scb_descriptor_t * snoop_scb,
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dsp_scb_descriptor_t * parent_scb,
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int scb_child_type);
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pcm_channel_descriptor_t * cs46xx_dsp_create_pcm_channel (cs46xx_t * chip,u32 sample_rate, 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 (cs46xx_t * chip,
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pcm_channel_descriptor_t * pcm_channel);
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int cs46xx_dsp_pcm_unlink (cs46xx_t * chip,pcm_channel_descriptor_t * pcm_channel);
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int cs46xx_dsp_pcm_link (cs46xx_t * chip,pcm_channel_descriptor_t * pcm_channel);
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dsp_scb_descriptor_t * cs46xx_add_record_source (cs46xx_t *chip,dsp_scb_descriptor_t * source,
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u16 addr,char * scb_name);
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int cs46xx_src_unlink(cs46xx_t *chip,dsp_scb_descriptor_t * src);
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int cs46xx_src_link(cs46xx_t *chip,dsp_scb_descriptor_t * src);
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int cs46xx_iec958_pre_open (cs46xx_t *chip);
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int cs46xx_iec958_post_close (cs46xx_t *chip);
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int cs46xx_dsp_pcm_channel_set_period (cs46xx_t * chip,
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pcm_channel_descriptor_t * pcm_channel,
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int period_size);
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int cs46xx_dsp_pcm_ostream_set_period (cs46xx_t * chip,
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int period_size);
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int cs46xx_dsp_set_dac_volume (cs46xx_t * chip,u16 left,u16 right);
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int cs46xx_dsp_set_iec958_volume (cs46xx_t * chip,u16 left,u16 right);
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#endif /* __CS46XX_LIB_H__ */
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