📄 cs46xx_lib.h
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/* * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards * Copyright (c) by Jaroslav Kysela <perex@suse.cz> * * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */#ifndef __CS46XX_LIB_H__#define __CS46XX_LIB_H__/* * constants */#define CS46XX_BA0_SIZE 0x1000#define CS46XX_BA1_DATA0_SIZE 0x3000#define CS46XX_BA1_DATA1_SIZE 0x3800#define CS46XX_BA1_PRG_SIZE 0x7000#define CS46XX_BA1_REG_SIZE 0x0100#ifdef CONFIG_SND_CS46XX_NEW_DSP#define CS46XX_MIN_PERIOD_SIZE 1#define CS46XX_MAX_PERIOD_SIZE 1024*1024#else#define CS46XX_MIN_PERIOD_SIZE 2048#define CS46XX_MAX_PERIOD_SIZE 2048#endif#define CS46XX_FRAGS 2/* #define CS46XX_BUFFER_SIZE CS46XX_MAX_PERIOD_SIZE * CS46XX_FRAGS */#define SCB_NO_PARENT 0#define SCB_ON_PARENT_NEXT_SCB 1#define SCB_ON_PARENT_SUBLIST_SCB 2/* 3*1024 parameter, 3.5*1024 sample, 2*3.5*1024 code */#define BA1_DWORD_SIZE (13 * 1024 + 512)#define BA1_MEMORY_COUNT 3/* * common I/O routines */static inline void snd_cs46xx_poke(cs46xx_t *chip, unsigned long reg, unsigned int val){ unsigned int bank = reg >> 16; unsigned int offset = reg & 0xffff; /*if (bank == 0) printk("snd_cs46xx_poke: %04X - %08X\n",reg >> 2,val); */ writel(val, chip->region.idx[bank+1].remap_addr + offset);}static inline unsigned int snd_cs46xx_peek(cs46xx_t *chip, unsigned long reg){ unsigned int bank = reg >> 16; unsigned int offset = reg & 0xffff; return readl(chip->region.idx[bank+1].remap_addr + offset);}static inline void snd_cs46xx_pokeBA0(cs46xx_t *chip, unsigned long offset, unsigned int val){ writel(val, chip->region.name.ba0.remap_addr + offset);}static inline unsigned int snd_cs46xx_peekBA0(cs46xx_t *chip, unsigned long offset){ return readl(chip->region.name.ba0.remap_addr + offset);}dsp_spos_instance_t * cs46xx_dsp_spos_create (cs46xx_t * chip);void cs46xx_dsp_spos_destroy (cs46xx_t * chip);int cs46xx_dsp_load_module (cs46xx_t * chip,dsp_module_desc_t * module);symbol_entry_t * cs46xx_dsp_lookup_symbol (cs46xx_t * chip,char * symbol_name,int symbol_type);int cs46xx_dsp_proc_init (snd_card_t * card, cs46xx_t *chip);int cs46xx_dsp_proc_done (cs46xx_t *chip);int cs46xx_dsp_scb_and_task_init (cs46xx_t *chip);int snd_cs46xx_download (cs46xx_t *chip,u32 *src,unsigned long offset, unsigned long len);int snd_cs46xx_clear_BA1(cs46xx_t *chip,unsigned long offset,unsigned long len);int cs46xx_dsp_enable_spdif_out (cs46xx_t *chip);int cs46xx_dsp_enable_spdif_hw (cs46xx_t *chip);int cs46xx_dsp_disable_spdif_out (cs46xx_t *chip);int cs46xx_dsp_enable_spdif_in (cs46xx_t *chip);int cs46xx_dsp_disable_spdif_in (cs46xx_t *chip);int cs46xx_dsp_enable_pcm_capture (cs46xx_t *chip);int cs46xx_dsp_disable_pcm_capture (cs46xx_t *chip);int cs46xx_dsp_enable_adc_capture (cs46xx_t *chip);int cs46xx_dsp_disable_adc_capture (cs46xx_t *chip);int cs46xx_poke_via_dsp (cs46xx_t *chip,u32 address,u32 data);dsp_scb_descriptor_t * cs46xx_dsp_create_scb (cs46xx_t *chip,char * name, u32 * scb_data,u32 dest);void cs46xx_dsp_proc_free_scb_desc (dsp_scb_descriptor_t * scb);void cs46xx_dsp_proc_register_scb_desc (cs46xx_t *chip,dsp_scb_descriptor_t * scb);dsp_scb_descriptor_t * cs46xx_dsp_create_timing_master_scb (cs46xx_t *chip);dsp_scb_descriptor_t * cs46xx_dsp_create_codec_out_scb(cs46xx_t * chip,char * codec_name, u16 channel_disp,u16 fifo_addr, u16 child_scb_addr, u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_codec_in_scb(cs46xx_t * chip,char * codec_name, u16 channel_disp,u16 fifo_addr, u16 sample_buffer_addr, u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);void cs46xx_dsp_remove_scb (cs46xx_t *chip,dsp_scb_descriptor_t * scb);dsp_scb_descriptor_t * cs46xx_dsp_create_codec_in_scb(cs46xx_t * chip,char * codec_name, u16 channel_disp,u16 fifo_addr, u16 sample_buffer_addr, u32 dest,dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_src_task_scb(cs46xx_t * chip,char * scb_name, int sample_rate, u16 src_buffer_addr, u16 src_delay_buffer_addr,u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type, int pass_through);dsp_scb_descriptor_t * cs46xx_dsp_create_mix_only_scb(cs46xx_t * chip,char * scb_name, u16 mix_buffer_addr,u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_vari_decimate_scb(cs46xx_t * chip,char * scb_name, u16 vari_buffer_addr0, u16 vari_buffer_addr1, u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_asynch_fg_rx_scb(cs46xx_t * chip,char * scb_name,u32 dest, u16 hfg_scb_address, u16 asynch_buffer_address, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_spio_write_scb(cs46xx_t * chip,char * scb_name,u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_mix_to_ostream_scb(cs46xx_t * chip,char * scb_name, u16 mix_buffer_addr,u16 writeback_spb,u32 dest, dsp_scb_descriptor_t * parent_scb, int scb_child_type);dsp_scb_descriptor_t * cs46xx_dsp_create_magic_snoop_scb(cs46xx_t * chip,char * scb_name,u32 dest, u16 snoop_buffer_address, dsp_scb_descriptor_t * snoop_scb, dsp_scb_descriptor_t * parent_scb, int scb_child_type);pcm_channel_descriptor_t * cs46xx_dsp_create_pcm_channel (cs46xx_t * chip,u32 sample_rate, void * private_data, u32 hw_dma_addr, int pcm_channel_id);void cs46xx_dsp_destroy_pcm_channel (cs46xx_t * chip, pcm_channel_descriptor_t * pcm_channel);int cs46xx_dsp_pcm_unlink (cs46xx_t * chip,pcm_channel_descriptor_t * pcm_channel);int cs46xx_dsp_pcm_link (cs46xx_t * chip,pcm_channel_descriptor_t * pcm_channel);dsp_scb_descriptor_t * cs46xx_add_record_source (cs46xx_t *chip,dsp_scb_descriptor_t * source, u16 addr,char * scb_name);int cs46xx_src_unlink(cs46xx_t *chip,dsp_scb_descriptor_t * src);int cs46xx_src_link(cs46xx_t *chip,dsp_scb_descriptor_t * src);int cs46xx_iec958_pre_open (cs46xx_t *chip);int cs46xx_iec958_post_close (cs46xx_t *chip);int cs46xx_dsp_pcm_channel_set_period (cs46xx_t * chip, pcm_channel_descriptor_t * pcm_channel, int period_size);int cs46xx_dsp_pcm_ostream_set_period (cs46xx_t * chip, int period_size);int cs46xx_dsp_set_dac_volume (cs46xx_t * chip,u16 left,u16 right);int cs46xx_dsp_set_iec958_volume (cs46xx_t * chip,u16 left,u16 right);#endif /* __CS46XX_LIB_H__ */⌨️ 快捷键说明
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