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kernel_samsung_sm7125/sound/oss/ad1889.h

135 lines
3.7 KiB

#ifndef _AD1889_H_
#define _AD1889_H_
#define AD_DSWSMC 0x00 /* DMA input wave/syn mixer control */
#define AD_DSRAMC 0x02 /* DMA output resamp/ADC mixer control */
#define AD_DSWADA 0x04 /* DMA input wave attenuation */
#define AD_DSSYDA 0x06 /* DMA input syn attentuation */
#define AD_DSWAS 0x08 /* wave input sample rate */
#define AD_DSRES 0x0a /* resampler output sample rate */
#define AD_DSCCS 0x0c /* chip control/status */
#define AD_DMARESBA 0x40 /* RES base addr */
#define AD_DMARESCA 0x44 /* RES current addr */
#define AD_DMARESBC 0x48 /* RES base cnt */
#define AD_DMARESCC 0x4c /* RES current count */
#define AD_DMAADCBA 0x50 /* ADC */
#define AD_DMAADCCA 0x54
#define AD_DMAADCBC 0x58
#define AD_DMAADCCC 0x5c
#define AD_DMASYNBA 0x60 /* SYN */
#define AD_DMASYNCA 0x64
#define AD_DMASYNBC 0x68
#define AD_DMASYNCC 0x6c
#define AD_DMAWAVBA 0x70 /* WAV */
#define AD_DMAWAVCA 0x74
#define AD_DMAWAVBC 0x78
#define AD_DMAWAVCC 0x7c
#define AD_DMARESICC 0x80 /* RES interrupt current count */
#define AD_DMARESIBC 0x84 /* RES interrupt base count */
#define AD_DMAADCICC 0x88 /* ADC interrupt current count */
#define AD_DMAADCIBC 0x8c /* ADC interrupt base count */
#define AD_DMASYNICC 0x90 /* SYN interrupt current count */
#define AD_DMASYNIBC 0x94 /* SYN interrupt base count */
#define AD_DMAWAVICC 0x98 /* WAV interrupt current count */
#define AD_DMAWAVIBC 0x9c /* WAV interrupt base count */
#define AD_DMARESCTRL 0xa0 /* RES PCI control/status */
#define AD_DMAADCCTRL 0xa8 /* ADC PCI control/status */
#define AD_DMASYNCTRL 0xb0 /* SYN PCI control/status */
#define AD_DMAWAVCTRL 0xb8 /* WAV PCI control/status */
#define AD_DMADISR 0xc0 /* PCI DMA intr status */
#define AD_DMACHSS 0xc4 /* PCI DMA channel stop status */
#define AD_GPIOIPC 0xc8 /* IO port ctrl */
#define AD_GPIOOP 0xca /* IO output status */
#define AD_GPIOIP 0xcc /* IO input status */
/* AC97 registers, 0x100 - 0x17f; see ac97.h */
#define AD_ACIC 0x180 /* AC Link interface ctrl */
/* OPL3; BAR1 */
#define AD_OPLM0AS 0x00 /* Music0 address/status */
#define AD_OPLM0DATA 0x01 /* Music0 data */
#define AD_OPLM1A 0x02 /* Music1 address */
#define AD_OPLM1DATA 0x03 /* Music1 data */
/* 0x04-0x0f reserved */
/* MIDI; BAR2 */
#define AD_MIDA 0x00 /* MIDI data */
#define AD_MISC 0x01 /* MIDI status/cmd */
/* 0x02-0xff reserved */
#define AD_DSIOMEMSIZE 512
#define AD_OPLMEMSIZE 16
#define AD_MIDIMEMSIZE 16
#define AD_WAV_STATE 0
#define AD_ADC_STATE 1
#define AD_MAX_STATES 2
#define DMA_SIZE (128*1024)
#define DMA_FLAG_MAPPED 1
struct ad1889_dev;
typedef struct ad1889_state {
struct ad1889_dev *card;
mode_t open_mode;
struct dmabuf {
unsigned int rate;
unsigned char fmt, enable;
/* buf management */
size_t rawbuf_size;
void *rawbuf;
dma_addr_t dma_handle; /* mapped address */
unsigned long dma_len; /* number of bytes mapped */
/* indexes into rawbuf for setting up DMA engine */
volatile unsigned long rd_ptr, wr_ptr;
wait_queue_head_t wait; /* to wait for buf servicing */
/* OSS bits */
unsigned int mapped:1;
unsigned int ready:1;
unsigned int ossfragshift;
int ossmaxfrags;
unsigned int subdivision;
} dmabuf;
struct mutex mutex;
} ad1889_state_t;
typedef struct ad1889_dev {
void __iomem *regbase;
struct pci_dev *pci;
spinlock_t lock;
int dev_audio;
/* states; one per channel; right now only WAV and ADC */
struct ad1889_state state[AD_MAX_STATES];
/* AC97 codec */
struct ac97_codec *ac97_codec;
u16 ac97_features;
/* debugging stuff */
struct stats {
unsigned int wav_intrs, adc_intrs;
unsigned int blocks, underrun, error;
} stats;
} ad1889_dev_t;
typedef struct ad1889_reg {
const char *name;
int offset;
int width;
} ad1889_reg_t;
#endif