Subversion Repositories or1k

/*

    bttv - Bt848 frame grabber driver

    bttv's *private* header file  --  nobody else than bttv itself

    should ever include this file.

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

    (c) 1999,2000 Gerd Knorr <kraxel@goldbach.in-berlin.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., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef _BTTVP_H_

#define _BTTVP_H_

#include <linux/version.h>

#define BTTV_VERSION_CODE KERNEL_VERSION(0,7,108)

#include <linux/types.h>

#include <linux/wait.h>

#include <linux/i2c.h>

#include <linux/i2c-algo-bit.h>

#include "bt848.h"

#include "bttv.h"

#include "audiochip.h"

#include "tuner.h"

#include "i2c-compat.h"

#ifdef __KERNEL__

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

/* bttv-driver.c                                              */

/* insmod options / kernel args */

extern unsigned 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);

extern int pvr_boot(struct bttv *btv);

#define dprintk         if (bttv_debug)   printk

#define vprintk         if (bttv_verbose) printk

#define BTTV_MAX 16

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

extern struct bttv bttvs[BTTV_MAX];

#define UNSET -1U

#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 timeval 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 */

        spinlock_t s_lock;

        struct semaphore lock;

        unsigned int user;

        /* i2c */

        struct i2c_adapter         i2c_adap;

        struct i2c_algo_bit_data   i2c_algo;

        struct i2c_client          i2c_client;

        int                        i2c_state, i2c_rc;

        unsigned int tuner_type;

        unsigned int pinnacle_id;

        unsigned int channel;

        unsigned int svhs;

        unsigned int nr;

        unsigned short id;

        struct pci_dev *dev;

        unsigned char revision;

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

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

        unsigned long busriscmem;

        u32 *riscmem;

        unsigned char *vbibuf;

        struct bttv_window win;

        int fb_color_ctl;

        int type;            /* card type  */

        unsigned int cardid;

        int audio;           /* audio mode */

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

        int radio;

        int has_radio;

        int has_remote;

        /* 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;

        /* ISA stuff (Terratec Active Radio Upgrade) */

        int mbox_ior;

        int mbox_iow;

        int mbox_csel;

        u32 *risc_jmp;

        u32 *vbi_odd;

        u32 *vbi_even;

        u32 bus_vbi_even;

        u32 bus_vbi_odd;

        wait_queue_head_t vbiq;

        wait_queue_head_t capq;

        unsigned 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;

        wait_queue_head_t gpioq;

        int shutdown;

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

};

#endif

#define btwrite(dat,adr)    writel((dat), (char *) (btv->bt848_mem+(adr)))

#define btread(adr)         readl(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)

/* 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

#endif /* _BTTVP_H_ */

/*

 * Local variables:

 * c-basic-offset: 8

 * End:

 */