diff options
Diffstat (limited to 'kernel/sound/pci/cs46xx/cs46xx_lib.h')
| -rw-r--r-- | kernel/sound/pci/cs46xx/cs46xx_lib.h | 210 |
1 files changed, 210 insertions, 0 deletions
diff --git a/kernel/sound/pci/cs46xx/cs46xx_lib.h b/kernel/sound/pci/cs46xx/cs46xx_lib.h new file mode 100644 index 000000000..86f14620f --- /dev/null +++ b/kernel/sound/pci/cs46xx/cs46xx_lib.h @@ -0,0 +1,210 @@ +/* + * The driver for the Cirrus Logic's Sound Fusion CS46XX based soundcards + * Copyright (c) by Jaroslav Kysela <perex@perex.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 64 +#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(struct snd_cs46xx *chip, unsigned long reg, unsigned int val) +{ + unsigned int bank = reg >> 16; + unsigned int offset = reg & 0xffff; + + /* + if (bank == 0) + printk(KERN_DEBUG "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(struct snd_cs46xx *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(struct snd_cs46xx *chip, unsigned long offset, unsigned int val) +{ + writel(val, chip->region.name.ba0.remap_addr + offset); +} + +static inline unsigned int snd_cs46xx_peekBA0(struct snd_cs46xx *chip, unsigned long offset) +{ + return readl(chip->region.name.ba0.remap_addr + offset); +} + +struct dsp_spos_instance *cs46xx_dsp_spos_create (struct snd_cs46xx * chip); +void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip); +int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * module); +#ifdef CONFIG_PM_SLEEP +int cs46xx_dsp_resume(struct snd_cs46xx * chip); +#endif +struct dsp_symbol_entry *cs46xx_dsp_lookup_symbol (struct snd_cs46xx * chip, char * symbol_name, + int symbol_type); +#ifdef CONFIG_PROC_FS +int cs46xx_dsp_proc_init (struct snd_card *card, struct snd_cs46xx *chip); +int cs46xx_dsp_proc_done (struct snd_cs46xx *chip); +#else +#define cs46xx_dsp_proc_init(card, chip) +#define cs46xx_dsp_proc_done(chip) +#endif +int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip); +int snd_cs46xx_download (struct snd_cs46xx *chip, u32 *src, unsigned long offset, + unsigned long len); +int snd_cs46xx_clear_BA1(struct snd_cs46xx *chip, unsigned long offset, unsigned long len); +int cs46xx_dsp_enable_spdif_out (struct snd_cs46xx *chip); +int cs46xx_dsp_enable_spdif_hw (struct snd_cs46xx *chip); +int cs46xx_dsp_disable_spdif_out (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); +struct dsp_scb_descriptor * cs46xx_dsp_create_scb (struct snd_cs46xx *chip, char * name, + u32 * scb_data, u32 dest); +#ifdef CONFIG_PROC_FS +void cs46xx_dsp_proc_free_scb_desc (struct dsp_scb_descriptor * scb); +void cs46xx_dsp_proc_register_scb_desc (struct snd_cs46xx *chip, + struct dsp_scb_descriptor * scb); +#else +#define cs46xx_dsp_proc_free_scb_desc(scb) +#define cs46xx_dsp_proc_register_scb_desc(chip, scb) +#endif +struct dsp_scb_descriptor * cs46xx_dsp_create_timing_master_scb (struct snd_cs46xx *chip); +struct dsp_scb_descriptor * +cs46xx_dsp_create_codec_out_scb(struct snd_cs46xx * chip, + char * codec_name, u16 channel_disp, u16 fifo_addr, + u16 child_scb_addr, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name, + u16 channel_disp, u16 fifo_addr, + u16 sample_buffer_addr, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +void cs46xx_dsp_remove_scb (struct snd_cs46xx *chip, + struct dsp_scb_descriptor * scb); +struct dsp_scb_descriptor * +cs46xx_dsp_create_codec_in_scb(struct snd_cs46xx * chip, char * codec_name, + u16 channel_disp, u16 fifo_addr, + u16 sample_buffer_addr, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_src_task_scb(struct snd_cs46xx * chip, char * scb_name, + int sample_rate, u16 src_buffer_addr, + u16 src_delay_buffer_addr, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type, int pass_through); +struct dsp_scb_descriptor * +cs46xx_dsp_create_mix_only_scb(struct snd_cs46xx * chip, char * scb_name, + u16 mix_buffer_addr, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); + +struct dsp_scb_descriptor * +cs46xx_dsp_create_vari_decimate_scb(struct snd_cs46xx * chip, char * scb_name, + u16 vari_buffer_addr0, u16 vari_buffer_addr1, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_asynch_fg_rx_scb(struct snd_cs46xx * chip, char * scb_name, + u32 dest, u16 hfg_scb_address, u16 asynch_buffer_address, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_spio_write_scb(struct snd_cs46xx * chip, char * scb_name, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_mix_to_ostream_scb(struct snd_cs46xx * chip, char * scb_name, + u16 mix_buffer_addr, u16 writeback_spb, u32 dest, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_scb_descriptor * +cs46xx_dsp_create_magic_snoop_scb(struct snd_cs46xx * chip, char * scb_name, + u32 dest, u16 snoop_buffer_address, + struct dsp_scb_descriptor * snoop_scb, + struct dsp_scb_descriptor * parent_scb, + int scb_child_type); +struct dsp_pcm_channel_descriptor * +cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip, u32 sample_rate, + void * private_data, u32 hw_dma_addr, + int pcm_channel_id); +void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip, + struct dsp_pcm_channel_descriptor * pcm_channel); +int cs46xx_dsp_pcm_unlink (struct snd_cs46xx * chip, + struct dsp_pcm_channel_descriptor * pcm_channel); +int cs46xx_dsp_pcm_link (struct snd_cs46xx * chip, + struct dsp_pcm_channel_descriptor * pcm_channel); +struct dsp_scb_descriptor * +cs46xx_add_record_source (struct snd_cs46xx *chip, struct dsp_scb_descriptor * source, + u16 addr, char * scb_name); +int cs46xx_src_unlink(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src); +int cs46xx_src_link(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src); +int cs46xx_iec958_pre_open (struct snd_cs46xx *chip); +int cs46xx_iec958_post_close (struct snd_cs46xx *chip); +int cs46xx_dsp_pcm_channel_set_period (struct snd_cs46xx * chip, + struct dsp_pcm_channel_descriptor * pcm_channel, + int period_size); +int cs46xx_dsp_pcm_ostream_set_period (struct snd_cs46xx * chip, int period_size); +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); +#endif /* __CS46XX_LIB_H__ */ |