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vx_core.h
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/* * Driver for Digigram VX soundcards * * Hardware core part * * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de> * * 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 __SOUND_VX_COMMON_H #define __SOUND_VX_COMMON_H #include <sound/pcm.h> #include <sound/hwdep.h> #include <linux/interrupt.h> struct firmware; struct device; #define VX_DRIVER_VERSION 0x010000 /* 1.0.0 */ /* */ #define SIZE_MAX_CMD 0x10 #define SIZE_MAX_STATUS 0x10 struct vx_rmh { u16 LgCmd; /* length of the command to send (WORDs) */ u16 LgStat; /* length of the status received (WORDs) */ u32 Cmd[SIZE_MAX_CMD]; u32 Stat[SIZE_MAX_STATUS]; u16 DspStat; /* status type, RMP_SSIZE_XXX */ }; typedef u64 pcx_time_t; #define VX_MAX_PIPES 16 #define VX_MAX_PERIODS 32 #define VX_MAX_CODECS 2 struct vx_ibl_info { int size; /* the current IBL size (0 = query) in bytes */ int max_size; /* max. IBL size in bytes */ int min_size; /* min. IBL size in bytes */ int granularity; /* granularity */ }; struct vx_pipe { int number; unsigned int is_capture: 1; unsigned int data_mode: 1; unsigned int running: 1; unsigned int prepared: 1; int channels; unsigned int differed_type; pcx_time_t pcx_time; struct snd_pcm_substream *substream; int hbuf_size; /* H-buffer size in bytes */ int buffer_bytes; /* the ALSA pcm buffer size in bytes */ int period_bytes; /* the ALSA pcm period size in bytes */ int hw_ptr; /* the current hardware pointer in bytes */ int position; /* the current position in frames (playback only) */ int transferred; /* the transferred size (per period) in frames */ int align; /* size of alignment */ u64 cur_count; /* current sample position (for playback) */ unsigned int references; /* an output pipe may be used for monitoring and/or playback */ struct vx_pipe *monitoring_pipe; /* pointer to the monitoring pipe (capture pipe only)*/ }; struct vx_core; struct snd_vx_ops { /* low-level i/o */ unsigned char (*in8)(struct vx_core *chip, int reg); unsigned int (*in32)(struct vx_core *chip, int reg); void (*out8)(struct vx_core *chip, int reg, unsigned char val); void (*out32)(struct vx_core *chip, int reg, unsigned int val); /* irq */ int (*test_and_ack)(struct vx_core *chip); void (*validate_irq)(struct vx_core *chip, int enable); /* codec */ void (*write_codec)(struct vx_core *chip, int codec, unsigned int data); void (*akm_write)(struct vx_core *chip, int reg, unsigned int data); void (*reset_codec)(struct vx_core *chip); void (*change_audio_source)(struct vx_core *chip, int src); void (*set_clock_source)(struct vx_core *chp, int src); /* chip init */ int (*load_dsp)(struct vx_core *chip, int idx, const struct firmware *fw); void (*reset_dsp)(struct vx_core *chip); void (*reset_board)(struct vx_core *chip, int cold_reset); int (*add_controls)(struct vx_core *chip); /* pcm */ void (*dma_write)(struct vx_core *chip, struct snd_pcm_runtime *runtime, struct vx_pipe *pipe, int count); void (*dma_read)(struct vx_core *chip, struct snd_pcm_runtime *runtime, struct vx_pipe *pipe, int count); }; struct snd_vx_hardware { const char *name; int type; /* VX_TYPE_XXX */ /* hardware specs */ unsigned int num_codecs; unsigned int num_ins; unsigned int num_outs; unsigned int output_level_max; const unsigned int *output_level_db_scale; }; /* hwdep id string */ #define SND_VX_HWDEP_ID "VX Loader" /* hardware type */ enum { /* VX222 PCI */ VX_TYPE_BOARD, /* old VX222 PCI */ VX_TYPE_V2, /* VX222 V2 PCI */ VX_TYPE_MIC, /* VX222 Mic PCI */ /* VX-pocket */ VX_TYPE_VXPOCKET, /* VXpocket V2 */ VX_TYPE_VXP440, /* VXpocket 440 */ VX_TYPE_NUMS }; /* chip status */ enum { VX_STAT_XILINX_LOADED = (1 << 0), /* devices are registered */ VX_STAT_DEVICE_INIT = (1 << 1), /* devices are registered */ VX_STAT_CHIP_INIT = (1 << 2), /* all operational */ VX_STAT_IN_SUSPEND = (1 << 10), /* in suspend phase */ VX_STAT_IS_STALE = (1 << 15) /* device is stale */ }; /* min/max values for analog output for old codecs */ #define VX_ANALOG_OUT_LEVEL_MAX 0xe3 struct vx_core { /* ALSA stuff */ struct snd_card *card; struct snd_pcm *pcm[VX_MAX_CODECS]; int type; /* VX_TYPE_XXX */ int irq; /* ports are defined externally */ /* low-level functions */ struct snd_vx_hardware *hw; struct snd_vx_ops *ops; struct mutex lock; unsigned int chip_status; unsigned int pcm_running; struct device *dev; struct snd_hwdep *hwdep; struct vx_rmh irq_rmh; /* RMH used in interrupts */ unsigned int audio_info; /* see VX_AUDIO_INFO */ unsigned int audio_ins; unsigned int audio_outs; struct vx_pipe **playback_pipes; struct vx_pipe **capture_pipes; /* clock and audio sources */ unsigned int audio_source; /* current audio input source */ unsigned int audio_source_target; unsigned int clock_mode; /* clock mode (VX_CLOCK_MODE_XXX) */ unsigned int clock_source; /* current clock source (INTERNAL_QUARTZ or UER_SYNC) */ unsigned int freq; /* current frequency */ unsigned int freq_detected; /* detected frequency from digital in */ unsigned int uer_detected; /* VX_UER_MODE_XXX */ unsigned int uer_bits; /* IEC958 status bits */ struct vx_ibl_info ibl; /* IBL information */ /* mixer setting */ int output_level[VX_MAX_CODECS][2]; /* analog output level */ int audio_gain[2][4]; /* digital audio level (playback/capture) */ unsigned char audio_active[4]; /* mute/unmute on digital playback */ int audio_monitor[4]; /* playback hw-monitor level */ unsigned char audio_monitor_active[4]; /* playback hw-monitor mute/unmute */ struct mutex mixer_mutex; const struct firmware *firmware[4]; /* loaded firmware data */ }; /* * constructor */ struct vx_core *snd_vx_create(struct snd_card *card, struct snd_vx_hardware *hw, struct snd_vx_ops *ops, int extra_size); int snd_vx_setup_firmware(struct vx_core *chip); int snd_vx_load_boot_image(struct vx_core *chip, const struct firmware *dsp); int snd_vx_dsp_boot(struct vx_core *chip, const struct firmware *dsp); int snd_vx_dsp_load(struct vx_core *chip, const struct firmware *dsp); void snd_vx_free_firmware(struct vx_core *chip); /* * interrupt handler; exported for pcmcia */ irqreturn_t snd_vx_irq_handler(int irq, void *dev); irqreturn_t snd_vx_threaded_irq_handler(int irq, void *dev); /* * lowlevel functions */ static inline int vx_test_and_ack(struct vx_core *chip) { return chip->ops->test_and_ack(chip); } static inline void vx_validate_irq(struct vx_core *chip, int enable) { chip->ops->validate_irq(chip, enable); } static inline unsigned char snd_vx_inb(struct vx_core *chip, int reg) { return chip->ops->in8(chip, reg); } static inline unsigned int snd_vx_inl(struct vx_core *chip, int reg) { return chip->ops->in32(chip, reg); } static inline void snd_vx_outb(struct vx_core *chip, int reg, unsigned char val) { chip->ops->out8(chip, reg, val); } static inline void snd_vx_outl(struct vx_core *chip, int reg, unsigned int val) { chip->ops->out32(chip, reg, val); } #define vx_inb(chip,reg) snd_vx_inb(chip, VX_##reg) #define vx_outb(chip,reg,val) snd_vx_outb(chip, VX_##reg,val) #define vx_inl(chip,reg) snd_vx_inl(chip, VX_##reg) #define vx_outl(chip,reg,val) snd_vx_outl(chip, VX_##reg,val) static inline void vx_reset_dsp(struct vx_core *chip) { chip->ops->reset_dsp(chip); } int vx_send_msg(struct vx_core *chip, struct vx_rmh *rmh); int vx_send_msg_nolock(struct vx_core *chip, struct vx_rmh *rmh); int vx_send_rih(struct vx_core *chip, int cmd); int vx_send_rih_nolock(struct vx_core *chip, int cmd); void vx_reset_codec(struct vx_core *chip, int cold_reset); /* * check the bit on the specified register * returns zero if a bit matches, or a negative error code. * exported for vxpocket driver */ int snd_vx_check_reg_bit(struct vx_core *chip, int reg, int mask, int bit, int time); #define vx_check_isr(chip,mask,bit,time) snd_vx_check_reg_bit(chip, VX_ISR, mask, bit, time) #define vx_wait_isr_bit(chip,bit) vx_check_isr(chip, bit, bit, 200) #define vx_wait_for_rx_full(chip) vx_wait_isr_bit(chip, ISR_RX_FULL) /* * pseudo-DMA transfer */ static inline void vx_pseudo_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime, struct vx_pipe *pipe, int count) { chip->ops->dma_write(chip, runtime, pipe, count); } static inline void vx_pseudo_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime, struct vx_pipe *pipe, int count) { chip->ops->dma_read(chip, runtime, pipe, count); } /* error with hardware code, * the return value is -(VX_ERR_MASK | actual-hw-error-code) */ #define VX_ERR_MASK 0x1000000 #define vx_get_error(err) (-(err) & ~VX_ERR_MASK) /* * pcm stuff */ int snd_vx_pcm_new(struct vx_core *chip); void vx_pcm_update_intr(struct vx_core *chip, unsigned int events); /* * mixer stuff */ int snd_vx_mixer_new(struct vx_core *chip); void vx_toggle_dac_mute(struct vx_core *chip, int mute); int vx_sync_audio_source(struct vx_core *chip); int vx_set_monitor_level(struct vx_core *chip, int audio, int level, int active); /* * IEC958 & clock stuff */ void vx_set_iec958_status(struct vx_core *chip, unsigned int bits); int vx_set_clock(struct vx_core *chip, unsigned int freq); void vx_set_internal_clock(struct vx_core *chip, unsigned int freq); int vx_change_frequency(struct vx_core *chip); /* * PM */ int snd_vx_suspend(struct vx_core *card); int snd_vx_resume(struct vx_core *card); /* * hardware constants */ #define vx_has_new_dsp(chip) ((chip)->type != VX_TYPE_BOARD) #define vx_is_pcmcia(chip) ((chip)->type >= VX_TYPE_VXPOCKET) /* audio input source */ enum { VX_AUDIO_SRC_DIGITAL, VX_AUDIO_SRC_LINE, VX_AUDIO_SRC_MIC }; /* clock source */ enum { INTERNAL_QUARTZ, UER_SYNC }; /* clock mode */ enum { VX_CLOCK_MODE_AUTO, /* depending on the current audio source */ VX_CLOCK_MODE_INTERNAL, /* fixed to internal quartz */ VX_CLOCK_MODE_EXTERNAL /* fixed to UER sync */ }; /* SPDIF/UER type */ enum { VX_UER_MODE_CONSUMER, VX_UER_MODE_PROFESSIONAL, VX_UER_MODE_NOT_PRESENT, }; /* register indices */ enum { VX_ICR, VX_CVR, VX_ISR, VX_IVR, VX_RXH, VX_TXH = VX_RXH, VX_RXM, VX_TXM = VX_RXM, VX_RXL, VX_TXL = VX_RXL, VX_DMA, VX_CDSP, VX_RFREQ, VX_RUER_V2, VX_GAIN, VX_DATA = VX_GAIN, VX_MEMIRQ, VX_ACQ, VX_BIT0, VX_BIT1, VX_MIC0, VX_MIC1, VX_MIC2, VX_MIC3, VX_PLX0, VX_PLX1, VX_PLX2, VX_LOFREQ, // V2: ACQ, VP: RFREQ VX_HIFREQ, // V2: BIT0, VP: RUER_V2 VX_CSUER, // V2: BIT1, VP: BIT0 VX_RUER, // V2: RUER_V2, VP: BIT1 VX_REG_MAX, /* aliases for VX board */ VX_RESET_DMA = VX_ISR, VX_CFG = VX_RFREQ, VX_STATUS = VX_MEMIRQ, VX_SELMIC = VX_MIC0, VX_COMPOT = VX_MIC1, VX_SCOMPR = VX_MIC2, VX_GLIMIT = VX_MIC3, VX_INTCSR = VX_PLX0, VX_CNTRL = VX_PLX1, VX_GPIOC = VX_PLX2, /* aliases for VXPOCKET board */ VX_MICRO = VX_MEMIRQ, VX_CODEC2 = VX_MEMIRQ, VX_DIALOG = VX_ACQ, }; /* RMH status type */ enum { RMH_SSIZE_FIXED = 0, /* status size given by the driver (in LgStat) */ RMH_SSIZE_ARG = 1, /* status size given in the LSB byte */ RMH_SSIZE_MASK = 2, /* status size given in bitmask */ }; /* bits for ICR register */ #define ICR_HF1 0x10 #define ICR_HF0 0x08 #define ICR_TREQ 0x02 /* Interrupt mode + HREQ set on for transfer (->DSP) request */ #define ICR_RREQ 0x01 /* Interrupt mode + RREQ set on for transfer (->PC) request */ /* bits for CVR register */ #define CVR_HC 0x80 /* bits for ISR register */ #define ISR_HF3 0x10 #define ISR_HF2 0x08 #define ISR_CHK 0x10 #define ISR_ERR 0x08 #define ISR_TX_READY 0x04 #define ISR_TX_EMPTY 0x02 #define ISR_RX_FULL 0x01 /* Constants used to access the DATA register */ #define VX_DATA_CODEC_MASK 0x80 #define VX_DATA_XICOR_MASK 0x80 /* Constants used to access the CSUER register (both for VX2 and VXP) */ #define VX_SUER_FREQ_MASK 0x0c #define VX_SUER_FREQ_32KHz_MASK 0x0c #define VX_SUER_FREQ_44KHz_MASK 0x00 #define VX_SUER_FREQ_48KHz_MASK 0x04 #define VX_SUER_DATA_PRESENT_MASK 0x02 #define VX_SUER_CLOCK_PRESENT_MASK 0x01 #define VX_CUER_HH_BITC_SEL_MASK 0x08 #define VX_CUER_MH_BITC_SEL_MASK 0x04 #define VX_CUER_ML_BITC_SEL_MASK 0x02 #define VX_CUER_LL_BITC_SEL_MASK 0x01 #define XX_UER_CBITS_OFFSET_MASK 0x1f /* bits for audio_info */ #define VX_AUDIO_INFO_REAL_TIME (1<<0) /* real-time processing available */ #define VX_AUDIO_INFO_OFFLINE (1<<1) /* offline processing available */ #define VX_AUDIO_INFO_MPEG1 (1<<5) #define VX_AUDIO_INFO_MPEG2 (1<<6) #define VX_AUDIO_INFO_LINEAR_8 (1<<7) #define VX_AUDIO_INFO_LINEAR_16 (1<<8) #define VX_AUDIO_INFO_LINEAR_24 (1<<9) /* DSP Interrupt Request values */ #define VXP_IRQ_OFFSET 0x40 /* add 0x40 offset for vxpocket and vx222/v2 */ /* call with vx_send_irq_dsp() */ #define IRQ_MESS_WRITE_END 0x30 #define IRQ_MESS_WRITE_NEXT 0x32 #define IRQ_MESS_READ_NEXT 0x34 #define IRQ_MESS_READ_END 0x36 #define IRQ_MESSAGE 0x38 #define IRQ_RESET_CHK 0x3A #define IRQ_CONNECT_STREAM_NEXT 0x26 #define IRQ_CONNECT_STREAM_END 0x28 #define IRQ_PAUSE_START_CONNECT 0x2A #define IRQ_END_CONNECTION 0x2C /* Is there async. events pending ( IT Source Test ) */ #define ASYNC_EVENTS_PENDING 0x008000 #define HBUFFER_EVENTS_PENDING 0x004000 // Not always accurate #define NOTIF_EVENTS_PENDING 0x002000 #define TIME_CODE_EVENT_PENDING 0x001000 #define FREQUENCY_CHANGE_EVENT_PENDING 0x000800 #define END_OF_BUFFER_EVENTS_PENDING 0x000400 #define FATAL_DSP_ERROR 0xff0000 /* Stream Format Header Defines */ #define HEADER_FMT_BASE 0xFED00000 #define HEADER_FMT_MONO 0x000000C0 #define HEADER_FMT_INTEL 0x00008000 #define HEADER_FMT_16BITS 0x00002000 #define HEADER_FMT_24BITS 0x00004000 #define HEADER_FMT_UPTO11 0x00000200 /* frequency is less or equ. to 11k.*/ #define HEADER_FMT_UPTO32 0x00000100 /* frequency is over 11k and less then 32k.*/ /* Constants used to access the Codec */ #define XX_CODEC_SELECTOR 0x20 /* codec commands */ #define XX_CODEC_ADC_CONTROL_REGISTER 0x01 #define XX_CODEC_DAC_CONTROL_REGISTER 0x02 #define XX_CODEC_LEVEL_LEFT_REGISTER 0x03 #define XX_CODEC_LEVEL_RIGHT_REGISTER 0x04 #define XX_CODEC_PORT_MODE_REGISTER 0x05 #define XX_CODEC_STATUS_REPORT_REGISTER 0x06 #define XX_CODEC_CLOCK_CONTROL_REGISTER 0x07 /* * Audio-level control values */ #define CVAL_M110DB 0x000 /* -110dB */ #define CVAL_M99DB 0x02C #define CVAL_M21DB 0x163 #define CVAL_M18DB 0x16F #define CVAL_M10DB 0x18F #define CVAL_0DB 0x1B7 #define CVAL_18DB 0x1FF /* +18dB */ #define CVAL_MAX 0x1FF #define AUDIO_IO_HAS_MUTE_LEVEL 0x400000 #define AUDIO_IO_HAS_MUTE_MONITORING_1 0x200000 #define AUDIO_IO_HAS_MUTE_MONITORING_2 0x100000 #define VALID_AUDIO_IO_DIGITAL_LEVEL 0x01 #define VALID_AUDIO_IO_MONITORING_LEVEL 0x02 #define VALID_AUDIO_IO_MUTE_LEVEL 0x04 #define VALID_AUDIO_IO_MUTE_MONITORING_1 0x08 #define VALID_AUDIO_IO_MUTE_MONITORING_2 0x10 #endif /* __SOUND_VX_COMMON_H */