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/*

 *  bttv - Bt848 frame grabber driver

 *

 *  card ID's and external interfaces of the bttv driver

 *  basically stuff needed by other drivers (i2c, lirc, ...)

 *  and is supported not to change much over time.

 *

 *  Copyright (C) 1996,97 Ralph Metzler (rjkm@thp.uni-koeln.de)

 *  (c) 1999,2000 Gerd Knorr <kraxel@goldbach.in-berlin.de>

 *

 */

#ifndef _BTTV_H_

#define _BTTV_H_

#include <sys/types.h>

#include "drivers/compbttv.h"

#include "drivers/videodev.h"

#include "linux/i2c.h"

#include "linux/i2c-algo-bit.h"

#include "drivers/bt848.h"

#include "drivers/audiochip.h"

#include "drivers/gpio.h"

#define I2C_CLIENTS_MAX 16

#define BTTV_UNKNOWN       0x00

#define BTTV_MIRO          0x01

#define BTTV_HAUPPAUGE     0x02

#define BTTV_STB           0x03

#define BTTV_INTEL         0x04

#define BTTV_DIAMOND       0x05 

#define BTTV_AVERMEDIA     0x06 

#define BTTV_MATRIX_VISION 0x07 

#define BTTV_FLYVIDEO      0x08

#define BTTV_TURBOTV       0x09

#define BTTV_HAUPPAUGE878  0x0a

#define BTTV_MIROPRO       0x0b

#define BTTV_ADSTECH_TV    0x0c

#define BTTV_AVERMEDIA98   0x0d

#define BTTV_VHX           0x0e

#define BTTV_ZOLTRIX       0x0f

#define BTTV_PIXVIEWPLAYTV 0x10

#define BTTV_WINVIEW_601   0x11

#define BTTV_AVEC_INTERCAP 0x12

#define BTTV_LIFE_FLYKIT   0x13

#define BTTV_CEI_RAFFLES   0x14

#define BTTV_CONFERENCETV  0x15

#define BTTV_PHOEBE_TVMAS  0x16

#define BTTV_MODTEC_205    0x17

#define BTTV_MAGICTVIEW061 0x18

#define BTTV_VOBIS_BOOSTAR 0x19

#define BTTV_HAUPPAUG_WCAM 0x1a

#define BTTV_MAXI          0x1b

#define BTTV_TERRATV       0x1c

#define BTTV_PXC200        0x1d

#define BTTV_FLYVIDEO_98   0x1e

#define BTTV_IPROTV        0x1f

#define BTTV_INTEL_C_S_PCI 0x20

#define BTTV_TERRATVALUE   0x21

#define BTTV_WINFAST2000   0x22

#define BTTV_CHRONOS_VS2   0x23

#define BTTV_TYPHOON_TVIEW 0x24

#define BTTV_PXELVWPLTVPRO 0x25

#define BTTV_MAGICTVIEW063 0x26

#define BTTV_PINNACLE      0x27

#define BTTV_STB2          0x28

#define BTTV_AVPHONE98     0x29

#define BTTV_PV951         0x2a

#define BTTV_ONAIR_TV      0x2b

#define BTTV_SIGMA_TVII_FM 0x2c

#define BTTV_MATRIX_VISION2 0x2d

#define BTTV_ZOLTRIX_GENIE 0x2e

#define BTTV_TERRATVRADIO  0x2f

#define BTTV_DYNALINK      0x30

#define BTTV_GVBCTV3PCI    0x31

#define BTTV_PXELVWPLTVPAK 0x32

#define BTTV_EAGLE         0x33

#define BTTV_PINNACLEPRO   0x34

#define BTTV_TVIEW_RDS_FM  0x35

#define BTTV_LIFETEC_9415  0x36

#define BTTV_BESTBUY_EASYTV 0x37

#define BTTV_FLYVIDEO_98FM 0x38

#define BTTV_GMV1          0x3d

#define BTTV_BESTBUY_EASYTV2 0x3e

#define BTTV_ATI_TVWONDER  0x3f

#define BTTV_ATI_TVWONDERVE 0x40

#define BTTV_FLYVIDEO2000   0x41

#define BTTV_TERRATVALUER   0x42

#define BTTV_GVBCTV4PCI     0x43

#define BTTV_VOODOOTV_FM    0x44

#define BTTV_AIMMS          0x45

#define BTTV_PV_BT878P_PLUS 0x46

#define BTTV_FLYVIDEO98EZ   0x47

#define BTTV_PV_BT878P_9B   0x48

#define BTTV_SENSORAY311    0x49

#define BTTV_RV605          0x4a

#define BTTV_WINDVR         0x4c

#define BTTV_OSPREY1x0      0x4f

#define BTTV_OSPREY1x0_848  0x50

#define BTTV_OSPREY101_848  0x51

#define BTTV_OSPREY1x1      0x52

#define BTTV_OSPREY1x1_SVID 0x53

#define BTTV_OSPREY2xx      0x54

#define BTTV_OSPREY2x0_SVID 0x55

#define BTTV_OSPREY2x0      0x56

#define BTTV_OSPREY5x0      0x57

#define BTTV_OSPREY2000     0x58

#define BTTV_OSPREY_BEGIN   BTTV_OSPREY1x0

#define BTTV_OSPREY_END     BTTV_OSPREY2000

/* i2c address list */

#define I2C_TSA5522        0xc2

#define I2C_TDA7432        0x8a

#define I2C_TDA8425        0x82

#define I2C_TDA9840        0x84

#define I2C_TDA9850        0xb6 /* also used by 9855,9873 */

#define I2C_TDA9874        0xb0 /* also used by 9875 */

#define I2C_TDA9875        0xb0

#define I2C_HAUPEE         0xa0

#define I2C_STBEE          0xae

#define I2C_VHX            0xc0

#define I2C_MSP3400        0x80

#define I2C_TEA6300        0x80

#define I2C_DPL3518        0x84

/* more card-specific defines */

#define PT2254_L_CHANNEL 0x10

#define PT2254_R_CHANNEL 0x08

#define PT2254_DBS_IN_2 0x400

#define PT2254_DBS_IN_10 0x20000

#define WINVIEW_PT2254_CLK  0x40

#define WINVIEW_PT2254_DATA 0x20

#define WINVIEW_PT2254_STROBE 0x80

#define dprintk         if (bttv_debug) cprintf

/* Anybody who uses more than four? */

#define BTTV_MAX 4

extern int bttv_num;                    /* number of Bt848s in use */

extern struct bttv bttvs[BTTV_MAX];

#ifndef O_NONCAP  

#define O_NONCAP        O_TRUNC

#endif

#ifdef VIDEODAT_HACK

# define VBI_MAXLINES   19

#else

# define VBI_MAXLINES   16

#endif

#define VBIBUF_SIZE     (2048*VBI_MAXLINES*2)

#define MAX_GBUFFERS    64

#define RISCMEM_LEN     (32744*2)

#define BTTV_MAX_FBUF   0x208000

struct bttv_window

{

        int x, y;

        ushort width, height;

        ushort bpp, bpl;

        ushort swidth, sheight;

        unsigned long vidadr;

        ushort freq;

        int norm;

        int interlace;

        int color_fmt;

        ushort depth;

};

struct bttv_pll_info {

        unsigned int pll_ifreq;    /* PLL input frequency        */

        unsigned int pll_ofreq;    /* PLL output frequency       */

        unsigned int pll_crystal;  /* Crystal used for input     */

        unsigned int pll_current;  /* Currently programmed ofreq */

};

struct bttv_gbuf {

        int stat;

#define GBUFFER_UNUSED       0

#define GBUFFER_GRABBING     1

#define GBUFFER_DONE         2

#define GBUFFER_ERROR        3

        struct timespec tv;

        u16 width;

        u16 height;

        u16 fmt;

        u32 *risc;

        unsigned long ro;

        unsigned long re;

};

struct bttv {

        struct video_device video_dev;

        struct video_device radio_dev;

        struct video_device vbi_dev;

        struct video_picture picture;           /* Current picture params */

        struct video_audio audio_dev;           /* Current audio params */

        int user;

        int capuser;

        /* i2c */

        struct i2c_adapter         i2c_adap;

        struct i2c_algo_bit_data   i2c_algo;

        struct i2c_client          i2c_client;

        int                        i2c_state, i2c_rc;

        struct i2c_client         *i2c_clients[I2C_CLIENTS_MAX];

        int tuner_type;

        int channel;

        unsigned int nr;

        unsigned short id;

        unsigned char revision;

        unsigned long bt848_adr;      /* bus address of IO mem returned by PCI BIOS */

        struct pci_dev *dev;

        unsigned char *bt848_mem; /* ptr to mapped IO memory */

        struct gpio_adapter gpio_adap;

        unsigned long busriscmem;

        u32 *riscmem;

        unsigned char *vbibuf;

        struct bttv_window win;

        int fb_color_ctl;

        int type;            /* card type  */

        int cardid;

        int audio;           /* audio mode */

        int audio_chip;      /* set to one of the chips supported by bttv.c */

        int radio;

        int has_radio;

        /* miro/pinnacle + Aimslab VHX

           philips matchbox (tea5757 radio tuner) support */

        int has_matchbox;

        int mbox_we;

        int mbox_data;

        int mbox_clk;

        int mbox_most;

        int mbox_mask;

        u32 *risc_jmp;

        u32 *vbi_odd;

        u32 *vbi_even;

        u32 bus_vbi_even;

        u32 bus_vbi_odd;

        int vbip;

        u32 *risc_scr_odd;

        u32 *risc_scr_even;

        u32 risc_cap_odd;

        u32 risc_cap_even;

        int scr_on;

        int vbi_on;

        struct video_clip *cliprecs;

        struct bttv_gbuf *gbuf;

        int gqueue[MAX_GBUFFERS];

        int gq_in,gq_out,gq_grab,gq_start;

        char *fbuffer;

        struct bttv_pll_info pll;

        unsigned int Fsc;

        unsigned int field;

        unsigned int last_field; /* number of last grabbed field */

        int i2c_command;

        int triton1;

        int errors;

        int needs_restart;

        int shutdown;

};

/* insmod options / kernel args */

extern int no_overlay;

extern unsigned int bttv_verbose;

extern unsigned int bttv_debug;

extern unsigned int bttv_gpio;

extern void bttv_gpio_tracking(struct bttv *btv, char *comment);

extern int init_bttv_i2c(struct bttv *btv);

#define btwrite(dat,adr)    *(unsigned long *) (btv->bt848_mem+(adr)) = (unsigned long)(dat)

#define btread(adr)         *(unsigned long *)(btv->bt848_mem+(adr))

#define btand(dat,adr)      btwrite((dat) & btread(adr), adr)

#define btor(dat,adr)       btwrite((dat) | btread(adr), adr)

#define btaor(dat,mask,adr) btwrite((dat) | ((mask) & btread(adr)), adr)

#define gpiowrite(dat)      gpio_set  (&(btv->gpio_adap),dat)

#define gpioread()          btread(BT848_GPIO_DATA)

#define gpioand(dat)        gpio_and  (&(btv->gpio_adap),dat)

#define gpioor(dat)         gpio_or   (&(btv->gpio_adap),dat)

#define gpioaor(dat,mask)   gpio_andor(&(btv->gpio_adap),mask,dat)

/* bttv ioctls */

#define BTTV_READEE             _IOW('v',  BASE_VIDIOCPRIVATE+0, char [256])

#define BTTV_WRITEE             _IOR('v',  BASE_VIDIOCPRIVATE+1, char [256])

#define BTTV_FIELDNR            _IOR('v' , BASE_VIDIOCPRIVATE+2, unsigned int)

#define BTTV_PLLSET             _IOW('v' , BASE_VIDIOCPRIVATE+3, struct bttv_pll_info)

#define BTTV_BURST_ON           _IOR('v' , BASE_VIDIOCPRIVATE+4, int)

#define BTTV_BURST_OFF          _IOR('v' , BASE_VIDIOCPRIVATE+5, int)

#define BTTV_VERSION            _IOR('v' , BASE_VIDIOCPRIVATE+6, int)

#define BTTV_PICNR              _IOR('v' , BASE_VIDIOCPRIVATE+7, int)

#define BTTV_VBISIZE            _IOR('v' , BASE_VIDIOCPRIVATE+8, int)

#define TDA9850            0x01

#define TDA9840            0x02

#define TDA8425            0x03

#define TEA6300            0x04

struct tvcard

{

        char *name;

        int video_inputs;

        int audio_inputs;

        int tuner;

        int svhs;

        u32 gpiomask;

        u32 muxsel[16];

        u32 audiomux[6]; /* Tuner, Radio, external, internal, mute, stereo */

        u32 gpiomask2;   /* GPIO MUX mask */

        /* i2c audio flags */

        int no_msp34xx:1;

        int no_tda9875:1;

        int no_tda7432:1;

        int needs_tvaudio:1;

        /* other settings */

        int pll;

#define PLL_NONE 0

#define PLL_28   1

#define PLL_35   2

        int tuner_type;

        int has_radio;

        void (*audio_hook)(struct bttv *btv, struct video_audio *v, int set);

        void (*muxsel_hook)(struct bttv *btv, unsigned int input);

};

extern struct tvcard bttv_tvcards[];

extern const int bttv_num_tvcards;

/* identification / initialization of the card */

extern void bttv_idcard(struct bttv *btv);

extern void bttv_init_card1(struct bttv *btv);

extern void bttv_init_card2(struct bttv *btv);

/* card-specific funtions */

extern void tea5757_set_freq(struct bttv *btv, unsigned short freq);

extern void bttv_tda9880_setnorm(struct bttv *btv, int norm);

/* kernel cmd line parse helper */

extern int bttv_parse(char *str, int max, int *vals);

/* extra tweaks for some chipsets */

extern void bttv_check_chipset(void);

extern int bttv_handle_chipset(struct bttv *btv);

/* ---------------------------------------------------------- */

/* exported by bttv-if.c                                      */

/* interface for gpio access by other modules                 */

/* returns card type + card ID (for bt878-based ones)

   for possible values see lines below beginning with #define BTTV_UNKNOWN

   returns negative value if error occurred

*/

extern int bttv_get_cardinfo(unsigned int card, int *type, int *cardid);

/* obsolete, use bttv_get_cardinfo instead */

extern int bttv_get_id(unsigned int card);

/* sets GPOE register (BT848_GPIO_OUT_EN) to new value:

   data | (current_GPOE_value & ~mask)

   returns negative value if error occurred

*/

extern int bttv_gpio_enable(unsigned int card,

                            unsigned long mask, unsigned long data);

/* fills data with GPDATA register contents

   returns negative value if error occurred

*/

extern int bttv_read_gpio(unsigned int card, unsigned long *data);

/* sets GPDATA register to new value:

  (data & mask) | (current_GPDATA_value & ~mask)

  returns negative value if error occurred

*/

extern int bttv_write_gpio(unsigned int card,

                           unsigned long mask, unsigned long data);

/* i2c */

extern void bttv_bit_setscl(void *data, int state);

extern void bttv_bit_setsda(void *data, int state);

extern void bttv_call_i2c_clients(struct bttv *btv, unsigned int cmd, void *arg);

extern int bttv_I2CRead(struct bttv *btv, unsigned char addr, char *probe_for);

extern int bttv_I2CWrite(struct bttv *btv, unsigned char addr, unsigned char b1,

                         unsigned char b2, int both);

extern void bttv_readee(struct bttv *btv, unsigned char *eedata, int addr);

struct pci_dev;

extern struct bttv *bttv_find_matching_card( struct pci_dev *dev );

#endif /* _BTTV_H_ */