| #ifndef __SOUND_GUS_H |
| #define __SOUND_GUS_H |
| |
| /* |
| * Global structures used for GUS part of ALSA driver |
| * 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 |
| * |
| */ |
| |
| #include <sound/pcm.h> |
| #include <sound/rawmidi.h> |
| #include <sound/timer.h> |
| #include <sound/seq_midi_emul.h> |
| #include <sound/seq_device.h> |
| #include <linux/io.h> |
| |
| /* IO ports */ |
| |
| #define GUSP(gus, x) ((gus)->gf1.port + SNDRV_g_u_s_##x) |
| |
| #define SNDRV_g_u_s_MIDICTRL (0x320-0x220) |
| #define SNDRV_g_u_s_MIDISTAT (0x320-0x220) |
| #define SNDRV_g_u_s_MIDIDATA (0x321-0x220) |
| |
| #define SNDRV_g_u_s_GF1PAGE (0x322-0x220) |
| #define SNDRV_g_u_s_GF1REGSEL (0x323-0x220) |
| #define SNDRV_g_u_s_GF1DATALOW (0x324-0x220) |
| #define SNDRV_g_u_s_GF1DATAHIGH (0x325-0x220) |
| #define SNDRV_g_u_s_IRQSTAT (0x226-0x220) |
| #define SNDRV_g_u_s_TIMERCNTRL (0x228-0x220) |
| #define SNDRV_g_u_s_TIMERDATA (0x229-0x220) |
| #define SNDRV_g_u_s_DRAM (0x327-0x220) |
| #define SNDRV_g_u_s_MIXCNTRLREG (0x220-0x220) |
| #define SNDRV_g_u_s_IRQDMACNTRLREG (0x22b-0x220) |
| #define SNDRV_g_u_s_REGCNTRLS (0x22f-0x220) |
| #define SNDRV_g_u_s_BOARDVERSION (0x726-0x220) |
| #define SNDRV_g_u_s_MIXCNTRLPORT (0x726-0x220) |
| #define SNDRV_g_u_s_IVER (0x325-0x220) |
| #define SNDRV_g_u_s_MIXDATAPORT (0x326-0x220) |
| #define SNDRV_g_u_s_MAXCNTRLPORT (0x326-0x220) |
| |
| /* GF1 registers */ |
| |
| /* global registers */ |
| #define SNDRV_GF1_GB_ACTIVE_VOICES 0x0e |
| #define SNDRV_GF1_GB_VOICES_IRQ 0x0f |
| #define SNDRV_GF1_GB_GLOBAL_MODE 0x19 |
| #define SNDRV_GF1_GW_LFO_BASE 0x1a |
| #define SNDRV_GF1_GB_VOICES_IRQ_READ 0x1f |
| #define SNDRV_GF1_GB_DRAM_DMA_CONTROL 0x41 |
| #define SNDRV_GF1_GW_DRAM_DMA_LOW 0x42 |
| #define SNDRV_GF1_GW_DRAM_IO_LOW 0x43 |
| #define SNDRV_GF1_GB_DRAM_IO_HIGH 0x44 |
| #define SNDRV_GF1_GB_SOUND_BLASTER_CONTROL 0x45 |
| #define SNDRV_GF1_GB_ADLIB_TIMER_1 0x46 |
| #define SNDRV_GF1_GB_ADLIB_TIMER_2 0x47 |
| #define SNDRV_GF1_GB_RECORD_RATE 0x48 |
| #define SNDRV_GF1_GB_REC_DMA_CONTROL 0x49 |
| #define SNDRV_GF1_GB_JOYSTICK_DAC_LEVEL 0x4b |
| #define SNDRV_GF1_GB_RESET 0x4c |
| #define SNDRV_GF1_GB_DRAM_DMA_HIGH 0x50 |
| #define SNDRV_GF1_GW_DRAM_IO16 0x51 |
| #define SNDRV_GF1_GW_MEMORY_CONFIG 0x52 |
| #define SNDRV_GF1_GB_MEMORY_CONTROL 0x53 |
| #define SNDRV_GF1_GW_FIFO_RECORD_BASE_ADDR 0x54 |
| #define SNDRV_GF1_GW_FIFO_PLAY_BASE_ADDR 0x55 |
| #define SNDRV_GF1_GW_FIFO_SIZE 0x56 |
| #define SNDRV_GF1_GW_INTERLEAVE 0x57 |
| #define SNDRV_GF1_GB_COMPATIBILITY 0x59 |
| #define SNDRV_GF1_GB_DECODE_CONTROL 0x5a |
| #define SNDRV_GF1_GB_VERSION_NUMBER 0x5b |
| #define SNDRV_GF1_GB_MPU401_CONTROL_A 0x5c |
| #define SNDRV_GF1_GB_MPU401_CONTROL_B 0x5d |
| #define SNDRV_GF1_GB_EMULATION_IRQ 0x60 |
| /* voice specific registers */ |
| #define SNDRV_GF1_VB_ADDRESS_CONTROL 0x00 |
| #define SNDRV_GF1_VW_FREQUENCY 0x01 |
| #define SNDRV_GF1_VW_START_HIGH 0x02 |
| #define SNDRV_GF1_VW_START_LOW 0x03 |
| #define SNDRV_GF1_VA_START SNDRV_GF1_VW_START_HIGH |
| #define SNDRV_GF1_VW_END_HIGH 0x04 |
| #define SNDRV_GF1_VW_END_LOW 0x05 |
| #define SNDRV_GF1_VA_END SNDRV_GF1_VW_END_HIGH |
| #define SNDRV_GF1_VB_VOLUME_RATE 0x06 |
| #define SNDRV_GF1_VB_VOLUME_START 0x07 |
| #define SNDRV_GF1_VB_VOLUME_END 0x08 |
| #define SNDRV_GF1_VW_VOLUME 0x09 |
| #define SNDRV_GF1_VW_CURRENT_HIGH 0x0a |
| #define SNDRV_GF1_VW_CURRENT_LOW 0x0b |
| #define SNDRV_GF1_VA_CURRENT SNDRV_GF1_VW_CURRENT_HIGH |
| #define SNDRV_GF1_VB_PAN 0x0c |
| #define SNDRV_GF1_VW_OFFSET_RIGHT 0x0c |
| #define SNDRV_GF1_VB_VOLUME_CONTROL 0x0d |
| #define SNDRV_GF1_VB_UPPER_ADDRESS 0x10 |
| #define SNDRV_GF1_VW_EFFECT_HIGH 0x11 |
| #define SNDRV_GF1_VW_EFFECT_LOW 0x12 |
| #define SNDRV_GF1_VA_EFFECT SNDRV_GF1_VW_EFFECT_HIGH |
| #define SNDRV_GF1_VW_OFFSET_LEFT 0x13 |
| #define SNDRV_GF1_VB_ACCUMULATOR 0x14 |
| #define SNDRV_GF1_VB_MODE 0x15 |
| #define SNDRV_GF1_VW_EFFECT_VOLUME 0x16 |
| #define SNDRV_GF1_VB_FREQUENCY_LFO 0x17 |
| #define SNDRV_GF1_VB_VOLUME_LFO 0x18 |
| #define SNDRV_GF1_VW_OFFSET_RIGHT_FINAL 0x1b |
| #define SNDRV_GF1_VW_OFFSET_LEFT_FINAL 0x1c |
| #define SNDRV_GF1_VW_EFFECT_VOLUME_FINAL 0x1d |
| |
| /* ICS registers */ |
| |
| #define SNDRV_ICS_MIC_DEV 0 |
| #define SNDRV_ICS_LINE_DEV 1 |
| #define SNDRV_ICS_CD_DEV 2 |
| #define SNDRV_ICS_GF1_DEV 3 |
| #define SNDRV_ICS_NONE_DEV 4 |
| #define SNDRV_ICS_MASTER_DEV 5 |
| |
| /* LFO */ |
| |
| #define SNDRV_LFO_TREMOLO 0 |
| #define SNDRV_LFO_VIBRATO 1 |
| |
| /* misc */ |
| |
| #define SNDRV_GF1_DMA_UNSIGNED 0x80 |
| #define SNDRV_GF1_DMA_16BIT 0x40 |
| #define SNDRV_GF1_DMA_IRQ 0x20 |
| #define SNDRV_GF1_DMA_WIDTH16 0x04 |
| #define SNDRV_GF1_DMA_READ 0x02 /* read from GUS's DRAM */ |
| #define SNDRV_GF1_DMA_ENABLE 0x01 |
| |
| /* ramp ranges */ |
| |
| #define SNDRV_GF1_ATTEN(x) (snd_gf1_atten_table[x]) |
| #define SNDRV_GF1_MIN_VOLUME 1800 |
| #define SNDRV_GF1_MAX_VOLUME 4095 |
| #define SNDRV_GF1_MIN_OFFSET (SNDRV_GF1_MIN_VOLUME>>4) |
| #define SNDRV_GF1_MAX_OFFSET 255 |
| #define SNDRV_GF1_MAX_TDEPTH 90 |
| |
| /* defines for memory manager */ |
| |
| #define SNDRV_GF1_MEM_BLOCK_16BIT 0x0001 |
| |
| #define SNDRV_GF1_MEM_OWNER_DRIVER 0x0001 |
| #define SNDRV_GF1_MEM_OWNER_WAVE_SIMPLE 0x0002 |
| #define SNDRV_GF1_MEM_OWNER_WAVE_GF1 0x0003 |
| #define SNDRV_GF1_MEM_OWNER_WAVE_IWFFFF 0x0004 |
| |
| /* constants for interrupt handlers */ |
| |
| #define SNDRV_GF1_HANDLER_MIDI_OUT 0x00010000 |
| #define SNDRV_GF1_HANDLER_MIDI_IN 0x00020000 |
| #define SNDRV_GF1_HANDLER_TIMER1 0x00040000 |
| #define SNDRV_GF1_HANDLER_TIMER2 0x00080000 |
| #define SNDRV_GF1_HANDLER_VOICE 0x00100000 |
| #define SNDRV_GF1_HANDLER_DMA_WRITE 0x00200000 |
| #define SNDRV_GF1_HANDLER_DMA_READ 0x00400000 |
| #define SNDRV_GF1_HANDLER_ALL (0xffff0000&~SNDRV_GF1_HANDLER_VOICE) |
| |
| /* constants for DMA flags */ |
| |
| #define SNDRV_GF1_DMA_TRIGGER 1 |
| |
| /* --- */ |
| |
| struct snd_gus_card; |
| |
| /* GF1 specific structure */ |
| |
| struct snd_gf1_bank_info { |
| unsigned int address; |
| unsigned int size; |
| }; |
| |
| struct snd_gf1_mem_block { |
| unsigned short flags; /* flags - SNDRV_GF1_MEM_BLOCK_XXXX */ |
| unsigned short owner; /* owner - SNDRV_GF1_MEM_OWNER_XXXX */ |
| unsigned int share; /* share count */ |
| unsigned int share_id[4]; /* share ID */ |
| unsigned int ptr; |
| unsigned int size; |
| char *name; |
| struct snd_gf1_mem_block *next; |
| struct snd_gf1_mem_block *prev; |
| }; |
| |
| struct snd_gf1_mem { |
| struct snd_gf1_bank_info banks_8[4]; |
| struct snd_gf1_bank_info banks_16[4]; |
| struct snd_gf1_mem_block *first; |
| struct snd_gf1_mem_block *last; |
| struct mutex memory_mutex; |
| }; |
| |
| struct snd_gf1_dma_block { |
| void *buffer; /* buffer in computer's RAM */ |
| unsigned long buf_addr; /* buffer address */ |
| unsigned int addr; /* address in onboard memory */ |
| unsigned int count; /* count in bytes */ |
| unsigned int cmd; /* DMA command (format) */ |
| void (*ack)(struct snd_gus_card * gus, void *private_data); |
| void *private_data; |
| struct snd_gf1_dma_block *next; |
| }; |
| |
| struct snd_gus_port { |
| struct snd_midi_channel_set * chset; |
| struct snd_gus_card * gus; |
| int mode; /* operation mode */ |
| int client; /* sequencer client number */ |
| int port; /* sequencer port number */ |
| unsigned int midi_has_voices: 1; |
| }; |
| |
| struct snd_gus_voice; |
| |
| #define SNDRV_GF1_VOICE_TYPE_PCM 0 |
| #define SNDRV_GF1_VOICE_TYPE_SYNTH 1 |
| #define SNDRV_GF1_VOICE_TYPE_MIDI 2 |
| |
| #define SNDRV_GF1_VFLG_RUNNING (1<<0) |
| #define SNDRV_GF1_VFLG_EFFECT_TIMER1 (1<<1) |
| #define SNDRV_GF1_VFLG_PAN (1<<2) |
| |
| enum snd_gus_volume_state { |
| VENV_BEFORE, |
| VENV_ATTACK, |
| VENV_SUSTAIN, |
| VENV_RELEASE, |
| VENV_DONE, |
| VENV_VOLUME |
| }; |
| |
| struct snd_gus_voice { |
| int number; |
| unsigned int use: 1, |
| pcm: 1, |
| synth:1, |
| midi: 1; |
| unsigned int flags; |
| unsigned char client; |
| unsigned char port; |
| unsigned char index; |
| unsigned char pad; |
| |
| #ifdef CONFIG_SND_DEBUG |
| unsigned int interrupt_stat_wave; |
| unsigned int interrupt_stat_volume; |
| #endif |
| void (*handler_wave) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
| void (*handler_volume) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
| void (*handler_effect) (struct snd_gus_card * gus, struct snd_gus_voice * voice); |
| void (*volume_change) (struct snd_gus_card * gus); |
| |
| struct snd_gus_sample_ops *sample_ops; |
| |
| /* running status / registers */ |
| |
| unsigned short fc_register; |
| unsigned short fc_lfo; |
| unsigned short gf1_volume; |
| unsigned char control; |
| unsigned char mode; |
| unsigned char gf1_pan; |
| unsigned char effect_accumulator; |
| unsigned char volume_control; |
| unsigned char venv_value_next; |
| enum snd_gus_volume_state venv_state; |
| enum snd_gus_volume_state venv_state_prev; |
| unsigned short vlo; |
| unsigned short vro; |
| unsigned short gf1_effect_volume; |
| |
| /* --- */ |
| |
| void *private_data; |
| void (*private_free)(struct snd_gus_voice *voice); |
| }; |
| |
| struct snd_gf1 { |
| |
| unsigned int enh_mode:1, /* enhanced mode (GFA1) */ |
| hw_lfo:1, /* use hardware LFO */ |
| sw_lfo:1, /* use software LFO */ |
| effect:1; /* use effect voices */ |
| |
| unsigned long port; /* port of GF1 chip */ |
| struct resource *res_port1; |
| struct resource *res_port2; |
| int irq; /* IRQ number */ |
| int dma1; /* DMA1 number */ |
| int dma2; /* DMA2 number */ |
| unsigned int memory; /* GUS's DRAM size in bytes */ |
| unsigned int rom_memory; /* GUS's ROM size in bytes */ |
| unsigned int rom_present; /* bitmask */ |
| unsigned int rom_banks; /* GUS's ROM banks */ |
| |
| struct snd_gf1_mem mem_alloc; |
| |
| /* registers */ |
| unsigned short reg_page; |
| unsigned short reg_regsel; |
| unsigned short reg_data8; |
| unsigned short reg_data16; |
| unsigned short reg_irqstat; |
| unsigned short reg_dram; |
| unsigned short reg_timerctrl; |
| unsigned short reg_timerdata; |
| unsigned char ics_regs[6][2]; |
| /* --------- */ |
| |
| unsigned char active_voices; /* active voices */ |
| unsigned char active_voice; /* selected voice (GF1PAGE register) */ |
| |
| struct snd_gus_voice voices[32]; /* GF1 voices */ |
| |
| unsigned int default_voice_address; |
| |
| unsigned short playback_freq; /* GF1 playback (mixing) frequency */ |
| unsigned short mode; /* see to SNDRV_GF1_MODE_XXXX */ |
| unsigned char volume_ramp; |
| unsigned char smooth_pan; |
| unsigned char full_range_pan; |
| unsigned char pad0; |
| |
| unsigned char *lfos; |
| |
| /* interrupt handlers */ |
| |
| void (*interrupt_handler_midi_out) (struct snd_gus_card * gus); |
| void (*interrupt_handler_midi_in) (struct snd_gus_card * gus); |
| void (*interrupt_handler_timer1) (struct snd_gus_card * gus); |
| void (*interrupt_handler_timer2) (struct snd_gus_card * gus); |
| void (*interrupt_handler_dma_write) (struct snd_gus_card * gus); |
| void (*interrupt_handler_dma_read) (struct snd_gus_card * gus); |
| |
| #ifdef CONFIG_SND_DEBUG |
| unsigned int interrupt_stat_midi_out; |
| unsigned int interrupt_stat_midi_in; |
| unsigned int interrupt_stat_timer1; |
| unsigned int interrupt_stat_timer2; |
| unsigned int interrupt_stat_dma_write; |
| unsigned int interrupt_stat_dma_read; |
| unsigned int interrupt_stat_voice_lost; |
| #endif |
| |
| /* synthesizer */ |
| |
| int seq_client; |
| struct snd_gus_port seq_ports[4]; |
| |
| /* timer */ |
| |
| unsigned short timer_enabled; |
| struct snd_timer *timer1; |
| struct snd_timer *timer2; |
| |
| /* midi */ |
| |
| unsigned short uart_cmd; |
| unsigned int uart_framing; |
| unsigned int uart_overrun; |
| |
| /* dma operations */ |
| |
| unsigned int dma_flags; |
| unsigned int dma_shared; |
| struct snd_gf1_dma_block *dma_data_pcm; |
| struct snd_gf1_dma_block *dma_data_pcm_last; |
| struct snd_gf1_dma_block *dma_data_synth; |
| struct snd_gf1_dma_block *dma_data_synth_last; |
| void (*dma_ack)(struct snd_gus_card * gus, void *private_data); |
| void *dma_private_data; |
| |
| /* pcm */ |
| int pcm_channels; |
| int pcm_alloc_voices; |
| unsigned short pcm_volume_level_left; |
| unsigned short pcm_volume_level_right; |
| unsigned short pcm_volume_level_left1; |
| unsigned short pcm_volume_level_right1; |
| |
| unsigned char pcm_rcntrl_reg; |
| unsigned char pad_end; |
| }; |
| |
| /* main structure for GUS card */ |
| |
| struct snd_gus_card { |
| struct snd_card *card; |
| |
| unsigned int |
| initialized: 1, /* resources were initialized */ |
| equal_irq:1, /* GF1 and CODEC shares IRQ (GUS MAX only) */ |
| equal_dma:1, /* if dma channels are equal (not valid for daughter board) */ |
| ics_flag:1, /* have we ICS mixer chip */ |
| ics_flipped:1, /* ICS mixer have flipped some channels? */ |
| codec_flag:1, /* have we CODEC chip? */ |
| max_flag:1, /* have we GUS MAX card? */ |
| max_ctrl_flag:1, /* have we original GUS MAX card? */ |
| daughter_flag:1, /* have we daughter board? */ |
| interwave:1, /* hey - we have InterWave card */ |
| ess_flag:1, /* ESS chip found... GUS Extreme */ |
| ace_flag:1, /* GUS ACE detected */ |
| uart_enable:1; /* enable MIDI UART */ |
| unsigned short revision; /* revision of chip */ |
| unsigned short max_cntrl_val; /* GUS MAX control value */ |
| unsigned short mix_cntrl_reg; /* mixer control register */ |
| unsigned short joystick_dac; /* joystick DAC level */ |
| int timer_dev; /* timer device */ |
| |
| struct snd_gf1 gf1; /* gf1 specific variables */ |
| struct snd_pcm *pcm; |
| struct snd_pcm_substream *pcm_cap_substream; |
| unsigned int c_dma_size; |
| unsigned int c_period_size; |
| unsigned int c_pos; |
| |
| struct snd_rawmidi *midi_uart; |
| struct snd_rawmidi_substream *midi_substream_output; |
| struct snd_rawmidi_substream *midi_substream_input; |
| |
| spinlock_t reg_lock; |
| spinlock_t voice_alloc; |
| spinlock_t active_voice_lock; |
| spinlock_t event_lock; |
| spinlock_t dma_lock; |
| spinlock_t pcm_volume_level_lock; |
| spinlock_t uart_cmd_lock; |
| struct mutex dma_mutex; |
| struct mutex register_mutex; |
| }; |
| |
| /* I/O functions for GF1/InterWave chip - gus_io.c */ |
| |
| static inline void snd_gf1_select_voice(struct snd_gus_card * gus, int voice) |
| { |
| unsigned long flags; |
| |
| spin_lock_irqsave(&gus->active_voice_lock, flags); |
| if (voice != gus->gf1.active_voice) { |
| gus->gf1.active_voice = voice; |
| outb(voice, GUSP(gus, GF1PAGE)); |
| } |
| spin_unlock_irqrestore(&gus->active_voice_lock, flags); |
| } |
| |
| static inline void snd_gf1_uart_cmd(struct snd_gus_card * gus, unsigned char b) |
| { |
| outb(gus->gf1.uart_cmd = b, GUSP(gus, MIDICTRL)); |
| } |
| |
| static inline unsigned char snd_gf1_uart_stat(struct snd_gus_card * gus) |
| { |
| return inb(GUSP(gus, MIDISTAT)); |
| } |
| |
| static inline void snd_gf1_uart_put(struct snd_gus_card * gus, unsigned char b) |
| { |
| outb(b, GUSP(gus, MIDIDATA)); |
| } |
| |
| static inline unsigned char snd_gf1_uart_get(struct snd_gus_card * gus) |
| { |
| return inb(GUSP(gus, MIDIDATA)); |
| } |
| |
| extern void snd_gf1_delay(struct snd_gus_card * gus); |
| |
| extern void snd_gf1_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); |
| |
| extern void snd_gf1_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
| extern unsigned char snd_gf1_look8(struct snd_gus_card * gus, unsigned char reg); |
| static inline unsigned char snd_gf1_read8(struct snd_gus_card * gus, unsigned char reg) |
| { |
| return snd_gf1_look8(gus, reg | 0x80); |
| } |
| extern void snd_gf1_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); |
| extern unsigned short snd_gf1_look16(struct snd_gus_card * gus, unsigned char reg); |
| static inline unsigned short snd_gf1_read16(struct snd_gus_card * gus, unsigned char reg) |
| { |
| return snd_gf1_look16(gus, reg | 0x80); |
| } |
| extern void snd_gf1_adlib_write(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
| extern void snd_gf1_dram_addr(struct snd_gus_card * gus, unsigned int addr); |
| extern void snd_gf1_poke(struct snd_gus_card * gus, unsigned int addr, unsigned char data); |
| extern unsigned char snd_gf1_peek(struct snd_gus_card * gus, unsigned int addr); |
| extern void snd_gf1_write_addr(struct snd_gus_card * gus, unsigned char reg, unsigned int addr, short w_16bit); |
| extern unsigned int snd_gf1_read_addr(struct snd_gus_card * gus, unsigned char reg, short w_16bit); |
| extern void snd_gf1_i_ctrl_stop(struct snd_gus_card * gus, unsigned char reg); |
| extern void snd_gf1_i_write8(struct snd_gus_card * gus, unsigned char reg, unsigned char data); |
| extern unsigned char snd_gf1_i_look8(struct snd_gus_card * gus, unsigned char reg); |
| extern void snd_gf1_i_write16(struct snd_gus_card * gus, unsigned char reg, unsigned int data); |
| static inline unsigned char snd_gf1_i_read8(struct snd_gus_card * gus, unsigned char reg) |
| { |
| return snd_gf1_i_look8(gus, reg | 0x80); |
| } |
| extern unsigned short snd_gf1_i_look16(struct snd_gus_card * gus, unsigned char reg); |
| static inline unsigned short snd_gf1_i_read16(struct snd_gus_card * gus, unsigned char reg) |
| { |
| return snd_gf1_i_look16(gus, reg | 0x80); |
| } |
| |
| extern void snd_gf1_select_active_voices(struct snd_gus_card * gus); |
| |
| /* gus_lfo.c */ |
| |
| struct _SND_IW_LFO_PROGRAM { |
| unsigned short freq_and_control; |
| unsigned char depth_final; |
| unsigned char depth_inc; |
| unsigned short twave; |
| unsigned short depth; |
| }; |
| |
| #if 0 |
| extern irqreturn_t snd_gf1_lfo_effect_interrupt(struct snd_gus_card * gus, snd_gf1_voice_t * voice); |
| #endif |
| extern void snd_gf1_lfo_init(struct snd_gus_card * gus); |
| extern void snd_gf1_lfo_done(struct snd_gus_card * gus); |
| extern void snd_gf1_lfo_program(struct snd_gus_card * gus, int voice, int lfo_type, struct _SND_IW_LFO_PROGRAM *program); |
| extern void snd_gf1_lfo_enable(struct snd_gus_card * gus, int voice, int lfo_type); |
| extern void snd_gf1_lfo_disable(struct snd_gus_card * gus, int voice, int lfo_type); |
| extern void snd_gf1_lfo_change_freq(struct snd_gus_card * gus, int voice, int lfo_type, int freq); |
| extern void snd_gf1_lfo_change_depth(struct snd_gus_card * gus, int voice, int lfo_type, int depth); |
| extern void snd_gf1_lfo_setup(struct snd_gus_card * gus, int voice, int lfo_type, int freq, int current_depth, int depth, int sweep, int shape); |
| extern void snd_gf1_lfo_shutdown(struct snd_gus_card * gus, int voice, int lfo_type); |
| #if 0 |
| extern void snd_gf1_lfo_command(struct snd_gus_card * gus, int voice, unsigned char *command); |
| #endif |
| |
| /* gus_mem.c */ |
| |
| void snd_gf1_mem_lock(struct snd_gf1_mem * alloc, int xup); |
| int snd_gf1_mem_xfree(struct snd_gf1_mem * alloc, struct snd_gf1_mem_block * block); |
| struct snd_gf1_mem_block *snd_gf1_mem_alloc(struct snd_gf1_mem * alloc, int owner, |
| char *name, int size, int w_16, |
| int align, unsigned int *share_id); |
| int snd_gf1_mem_free(struct snd_gf1_mem * alloc, unsigned int address); |
| int snd_gf1_mem_free_owner(struct snd_gf1_mem * alloc, int owner); |
| int snd_gf1_mem_init(struct snd_gus_card * gus); |
| int snd_gf1_mem_done(struct snd_gus_card * gus); |
| |
| /* gus_mem_proc.c */ |
| |
| int snd_gf1_mem_proc_init(struct snd_gus_card * gus); |
| |
| /* gus_dma.c */ |
| |
| int snd_gf1_dma_init(struct snd_gus_card * gus); |
| int snd_gf1_dma_done(struct snd_gus_card * gus); |
| int snd_gf1_dma_transfer_block(struct snd_gus_card * gus, |
| struct snd_gf1_dma_block * block, |
| int atomic, |
| int synth); |
| |
| /* gus_volume.c */ |
| |
| unsigned short snd_gf1_lvol_to_gvol_raw(unsigned int vol); |
| unsigned short snd_gf1_translate_freq(struct snd_gus_card * gus, unsigned int freq2); |
| |
| /* gus_reset.c */ |
| |
| void snd_gf1_set_default_handlers(struct snd_gus_card * gus, unsigned int what); |
| void snd_gf1_smart_stop_voice(struct snd_gus_card * gus, unsigned short voice); |
| void snd_gf1_stop_voice(struct snd_gus_card * gus, unsigned short voice); |
| void snd_gf1_stop_voices(struct snd_gus_card * gus, unsigned short v_min, unsigned short v_max); |
| struct snd_gus_voice *snd_gf1_alloc_voice(struct snd_gus_card * gus, int type, int client, int port); |
| void snd_gf1_free_voice(struct snd_gus_card * gus, struct snd_gus_voice *voice); |
| int snd_gf1_start(struct snd_gus_card * gus); |
| int snd_gf1_stop(struct snd_gus_card * gus); |
| |
| /* gus_mixer.c */ |
| |
| int snd_gf1_new_mixer(struct snd_gus_card * gus); |
| |
| /* gus_pcm.c */ |
| |
| int snd_gf1_pcm_new(struct snd_gus_card *gus, int pcm_dev, int control_index); |
| |
| #ifdef CONFIG_SND_DEBUG |
| extern void snd_gf1_print_voice_registers(struct snd_gus_card * gus); |
| #endif |
| |
| /* gus.c */ |
| |
| int snd_gus_use_inc(struct snd_gus_card * gus); |
| void snd_gus_use_dec(struct snd_gus_card * gus); |
| int snd_gus_create(struct snd_card *card, |
| unsigned long port, |
| int irq, int dma1, int dma2, |
| int timer_dev, |
| int voices, |
| int pcm_channels, |
| int effect, |
| struct snd_gus_card ** rgus); |
| int snd_gus_initialize(struct snd_gus_card * gus); |
| |
| /* gus_irq.c */ |
| |
| irqreturn_t snd_gus_interrupt(int irq, void *dev_id); |
| #ifdef CONFIG_SND_DEBUG |
| void snd_gus_irq_profile_init(struct snd_gus_card *gus); |
| #endif |
| |
| /* gus_uart.c */ |
| |
| int snd_gf1_rawmidi_new(struct snd_gus_card *gus, int device); |
| |
| /* gus_dram.c */ |
| int snd_gus_dram_write(struct snd_gus_card *gus, char __user *ptr, |
| unsigned int addr, unsigned int size); |
| int snd_gus_dram_read(struct snd_gus_card *gus, char __user *ptr, |
| unsigned int addr, unsigned int size, int rom); |
| |
| #endif /* __SOUND_GUS_H */ |
