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/*
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_
#define BTTV_VERSION_CODE KERNEL_VERSION(0,7,83)
#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"
#ifdef __KERNEL__
/* ---------------------------------------------------------- */
/* bttv-driver.c */
/* 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 dprintk if (bttv_debug) printk
/* 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 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;
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;
struct pci_dev *dev;
unsigned int irq; /* IRQ used by Bt848 card */
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 */
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;
wait_queue_head_t vbiq;
wait_queue_head_t capq;
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;
};
#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:
*/
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