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/*
bttv - Bt848 frame grabber driver
Copyright (C) 1996,97 Ralph Metzler (rjkm@thp.uni-koeln.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 _BTTV_H_
#define _BTTV_H_
#define BTTV_VERSION_CODE 0x000523
#include <linux/types.h>
#include <linux/wait.h>
#include <linux/i2c.h>
#include "msp3400.h"
#include "bt848.h"
#include <linux/videodev.h>
#ifndef O_NONCAP
#define O_NONCAP O_TRUNC
#endif
#define MAX_GBUFFERS 2
#define RISCMEM_LEN (32744*2)
#define VBIBUF_SIZE 65536
/* maximum needed buffer size for extended VBI frame mode capturing */
#define BTTV_MAX_FBUF 0x190000
#ifdef __KERNEL__
struct bttv_window
{
int x, y;
ushort width, height;
ushort bpp, bpl;
ushort swidth, sheight;
short cropx, cropy;
ushort cropwidth, cropheight;
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 */
};
/* Per-open data for handling multiple opens on one device */
struct device_open
{
int isopen;
int noncapturing;
struct bttv *dev;
};
#define MAX_OPENS 3
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 */
struct semaphore lock;
int user;
int capuser;
struct device_open open_data[MAX_OPENS];
struct i2c_bus i2c;
int have_msp3400;
int have_tuner;
int tuner_type;
int channel;
unsigned int nr;
unsigned short id;
#if LINUX_VERSION_CODE < 0x020100
unsigned char bus; /* PCI bus the Bt848 is on */
unsigned char devfn;
#else
struct pci_dev *dev;
#endif
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 type; /* card type */
int audio; /* audio mode */
int audio_chip;
int fader_chip;
int radio;
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;
wait_queue_head_t capqo;
wait_queue_head_t capqe;
int vbip;
u32 *risc_odd;
u32 *risc_even;
int cap;
struct video_clip *cliprecs;
struct gbuffer *ogbuffers;
struct gbuffer *egbuffers;
u16 gwidth, gheight, gfmt;
u16 gwidth_next, gheight_next, gfmt_next;
u32 *grisc;
unsigned long gro;
unsigned long gre;
unsigned long gro_next;
unsigned long gre_next;
int grf,grf_next; /* frame numbers in grab queue */
int frame_stat[MAX_GBUFFERS];
#define GBUFFER_UNUSED 0
#define GBUFFER_GRABBING 1
#define GBUFFER_DONE 2
char *fbuffer;
int gmode;
int grabbing;
int lastgrab;
int grab;
int grabcount;
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;
};
#endif
/*The following should be done in more portable way. It depends on define
of _ALPHA_BTTV in the Makefile.*/
#ifdef _ALPHA_BTTV
#define btwrite(dat,adr) writel((dat),(char *) (btv->bt848_adr+(adr)))
#define btread(adr) readl(btv->bt848_adr+(adr))
#else
#define btwrite(dat,adr) writel((dat), (char *) (btv->bt848_mem+(adr)))
#define btread(adr) readl(btv->bt848_mem+(adr))
#endif
#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_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 AUDIO_TUNER 0x00
#define AUDIO_RADIO 0x01
#define AUDIO_EXTERN 0x02
#define AUDIO_INTERN 0x03
#define AUDIO_OFF 0x04
#define AUDIO_ON 0x05
#define AUDIO_MUTE 0x80
#define AUDIO_UNMUTE 0x81
#define TDA9850 0x01
#define TDA8425 0x02
#define TDA9840 0x03
#define TEA6300 0x04
#define TEA6320 0x05
#define I2C_TSA5522 0xc2
#define I2C_TDA9840 0x84
#define I2C_TDA9850 0xb6
#define I2C_TDA8425 0x82
#define I2C_HAUPEE 0xa0
#define I2C_STBEE 0xae
#define I2C_VHX 0xc0
#define I2C_TEA6300 0x80 /* same as TEA6320 */
#define TDA9840_SW 0x00
#define TDA9840_LVADJ 0x02
#define TDA9840_STADJ 0x03
#define TDA9840_TEST 0x04
#define TDA9850_CON1 0x04
#define TDA9850_CON2 0x05
#define TDA9850_CON3 0x06
#define TDA9850_CON4 0x07
#define TDA9850_ALI1 0x08
#define TDA9850_ALI2 0x09
#define TDA9850_ALI3 0x0a
#define TDA8425_VL 0x00
#define TDA8425_VR 0x01
#define TDA8425_BA 0x02
#define TDA8425_TR 0x03
#define TDA8425_S1 0x08
#define TEA6300_VL 0x00 /* volume control left */
#define TEA6300_VR 0x01 /* volume control right */
#define TEA6300_BA 0x02 /* bass control */
#define TEA6300_TR 0x03 /* treble control */
#define TEA6300_FA 0x04 /* fader control */
#define TEA6300_SW 0x05 /* mute and source switch */
#define TEA6320_V 0x00
#define TEA6320_FFR 0x01 /* volume front right */
#define TEA6320_FFL 0x02 /* volume front left */
#define TEA6320_FRR 0x03 /* volume rear right */
#define TEA6320_FRL 0x04 /* volume rear left */
#define TEA6320_BA 0x05 /* bass */
#define TEA6320_TR 0x06 /* treble */
#define TEA6320_S 0x07 /* switch register */
/* values for those registers: */
#define TEA6320_S_SA 0x01 /* stereo A input */
#define TEA6320_S_SB 0x07 /* stereo B -- databook wrong? this works */
#define TEA6320_S_SC 0x04 /* stereo C */
#define TEA6320_S_GMU 0x80 /* general mute */
#define PT2254_L_CHANEL 0x10
#define PT2254_R_CHANEL 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
#endif
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