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Release 4.12 include/sound/vx_core.h

Directory: include/sound
/*
 * 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); }

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static inline void vx_validate_irq(struct vx_core *chip, int enable) { chip->ops->validate_irq(chip, enable); }

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static inline unsigned char snd_vx_inb(struct vx_core *chip, int reg) { return chip->ops->in8(chip, reg); }

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static inline unsigned int snd_vx_inl(struct vx_core *chip, int reg) { return chip->ops->in32(chip, reg); }

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static inline void snd_vx_outb(struct vx_core *chip, int reg, unsigned char val) { chip->ops->out8(chip, reg, val); }

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static inline void snd_vx_outl(struct vx_core *chip, int reg, unsigned int val) { chip->ops->out32(chip, reg, val); }

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#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); }

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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); }

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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); }

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/* 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 */

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