[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / media / video / bt8xx / bttvp.h

/*

    bttv - Bt848 frame grabber driver

    bttv's *private* header file  --  nobody other than bttv itself
    should ever include this file.

    (c) 2000-2002 Gerd Knorr <kraxel@bytesex.org>

    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(0,9,17)

#include <linux/types.h>
#include <linux/wait.h>
#include <linux/i2c.h>
#include <linux/i2c-algo-bit.h>
#include <linux/videodev.h>
#include <linux/pci.h>
#include <linux/input.h>
#include <linux/mutex.h>
#include <linux/scatterlist.h>
#include <asm/io.h>
#include <media/v4l2-common.h>

#include <linux/device.h>
#include <media/videobuf-dma-sg.h>
#include <media/tveeprom.h>
#include <media/ir-common.h>


#include "bt848.h"
#include "bttv.h"
#include "btcx-risc.h"

#ifdef __KERNEL__

#define FORMAT_FLAGS_DITHER       0x01
#define FORMAT_FLAGS_PACKED       0x02
#define FORMAT_FLAGS_PLANAR       0x04
#define FORMAT_FLAGS_RAW          0x08
#define FORMAT_FLAGS_CrCb         0x10

#define RISC_SLOT_O_VBI        4
#define RISC_SLOT_O_FIELD      6
#define RISC_SLOT_E_VBI       10
#define RISC_SLOT_E_FIELD     12
#define RISC_SLOT_LOOP        14

#define RESOURCE_OVERLAY       1
#define RESOURCE_VIDEO_STREAM  2
#define RESOURCE_VBI           4
#define RESOURCE_VIDEO_READ    8

#define RAW_LINES            640
#define RAW_BPL             1024

#define UNSET (-1U)

/* Min. value in VDELAY register. */
#define MIN_VDELAY 2
/* Even to get Cb first, odd for Cr. */
#define MAX_HDELAY (0x3FF & -2)
/* Limits scaled width, which must be a multiple of 4. */
#define MAX_HACTIVE (0x3FF & -4)

#define BTTV_NORMS    (\
		V4L2_STD_PAL    | V4L2_STD_PAL_N | \
		V4L2_STD_PAL_Nc | V4L2_STD_SECAM | \
		V4L2_STD_NTSC   | V4L2_STD_PAL_M | \
		V4L2_STD_PAL_60)
/* ---------------------------------------------------------- */

struct bttv_tvnorm {
	int   v4l2_id;
	char  *name;
	u32   Fsc;
	u16   swidth, sheight; /* scaled standard width, height */
	u16   totalwidth;
	u8    adelay, bdelay, iform;
	u32   scaledtwidth;
	u16   hdelayx1, hactivex1;
	u16   vdelay;
	u8    vbipack;
	u16   vtotal;
	int   sram;
	/* ITU-R frame line number of the first VBI line we can
	   capture, of the first and second field. The last possible line
	   is determined by cropcap.bounds. */
	u16   vbistart[2];
	/* Horizontally this counts fCLKx1 samples following the leading
	   edge of the horizontal sync pulse, vertically ITU-R frame line
	   numbers of the first field times two (2, 4, 6, ... 524 or 624). */
	struct v4l2_cropcap cropcap;
};
extern const struct bttv_tvnorm bttv_tvnorms[];

struct bttv_format {
	char *name;
	int  fourcc;          /* video4linux 2      */
	int  btformat;        /* BT848_COLOR_FMT_*  */
	int  btswap;          /* BT848_COLOR_CTL_*  */
	int  depth;           /* bit/pixel          */
	int  flags;
	int  hshift,vshift;   /* for planar modes   */
};

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

struct bttv_geometry {
	u8  vtc,crop,comb;
	u16 width,hscale,hdelay;
	u16 sheight,vscale,vdelay,vtotal;
};

struct bttv_buffer {
	/* common v4l buffer stuff -- must be first */
	struct videobuf_buffer     vb;

	/* bttv specific */
	const struct bttv_format   *fmt;
	int                        tvnorm;
	int                        btformat;
	int                        btswap;
	struct bttv_geometry       geo;
	struct btcx_riscmem        top;
	struct btcx_riscmem        bottom;
	struct v4l2_rect           crop;
	unsigned int               vbi_skip[2];
	unsigned int               vbi_count[2];
};

struct bttv_buffer_set {
	struct bttv_buffer     *top;       /* top field buffer    */
	struct bttv_buffer     *bottom;    /* bottom field buffer */
	unsigned int           top_irq;
	unsigned int           frame_irq;
};

struct bttv_overlay {
	int                    tvnorm;
	struct v4l2_rect       w;
	enum v4l2_field        field;
	struct v4l2_clip       *clips;
	int                    nclips;
	int                    setup_ok;
};

struct bttv_vbi_fmt {
	struct v4l2_vbi_format fmt;

	/* fmt.start[] and count[] refer to this video standard. */
	const struct bttv_tvnorm *tvnorm;

	/* Earliest possible start of video capturing with this
	   v4l2_vbi_format, in struct bttv_crop.rect units. */
	__s32                  end;
};

/* bttv-vbi.c */
void bttv_vbi_fmt_reset(struct bttv_vbi_fmt *f, int norm);

struct bttv_crop {
	/* A cropping rectangle in struct bttv_tvnorm.cropcap units. */
	struct v4l2_rect       rect;

	/* Scaled image size limits with this crop rect. Divide
	   max_height, but not min_height, by two when capturing
	   single fields. See also bttv_crop_reset() and
	   bttv_crop_adjust() in bttv-driver.c. */
	__s32                  min_scaled_width;
	__s32                  min_scaled_height;
	__s32                  max_scaled_width;
	__s32                  max_scaled_height;
};

struct bttv_fh {
	struct bttv              *btv;
	int resources;
#ifdef VIDIOC_G_PRIORITY
	enum v4l2_priority       prio;
#endif
	enum v4l2_buf_type       type;

	/* video capture */
	struct videobuf_queue    cap;
	const struct bttv_format *fmt;
	int                      width;
	int                      height;

	/* video overlay */
	const struct bttv_format *ovfmt;
	struct bttv_overlay      ov;

	/* Application called VIDIOC_S_CROP. */
	int                      do_crop;

	/* vbi capture */
	struct videobuf_queue    vbi;
	/* Current VBI capture window as seen through this fh (cannot
	   be global for compatibility with earlier drivers). Protected
	   by struct bttv.lock and struct bttv_fh.vbi.lock. */
	struct bttv_vbi_fmt      vbi_fmt;
};

/* ---------------------------------------------------------- */
/* bttv-risc.c                                                */

/* risc code generators - capture */
int bttv_risc_packed(struct bttv *btv, struct btcx_riscmem *risc,
		     struct scatterlist *sglist,
		     unsigned int offset, unsigned int bpl,
		     unsigned int pitch, unsigned int skip_lines,
		     unsigned int store_lines);

/* control dma register + risc main loop */
void bttv_set_dma(struct bttv *btv, int override);
int bttv_risc_init_main(struct bttv *btv);
int bttv_risc_hook(struct bttv *btv, int slot, struct btcx_riscmem *risc,
		   int irqflags);

/* capture buffer handling */
int bttv_buffer_risc(struct bttv *btv, struct bttv_buffer *buf);
int bttv_buffer_activate_video(struct bttv *btv,
			       struct bttv_buffer_set *set);
int bttv_buffer_activate_vbi(struct bttv *btv,
			     struct bttv_buffer *vbi);
void bttv_dma_free(struct videobuf_queue *q, struct bttv *btv,
		   struct bttv_buffer *buf);

/* overlay handling */
int bttv_overlay_risc(struct bttv *btv, struct bttv_overlay *ov,
		      const struct bttv_format *fmt,
		      struct bttv_buffer *buf);


/* ---------------------------------------------------------- */
/* bttv-vbi.c                                                 */

int bttv_try_fmt_vbi(struct file *file, void *fh, struct v4l2_format *f);
int bttv_g_fmt_vbi(struct file *file, void *fh, struct v4l2_format *f);
int bttv_s_fmt_vbi(struct file *file, void *fh, struct v4l2_format *f);

extern struct videobuf_queue_ops bttv_vbi_qops;

/* ---------------------------------------------------------- */
/* bttv-gpio.c */


extern struct bus_type bttv_sub_bus_type;
int bttv_sub_add_device(struct bttv_core *core, char *name);
int bttv_sub_del_devices(struct bttv_core *core);


/* ---------------------------------------------------------- */
/* bttv-driver.c                                              */

/* insmod options */
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 fini_bttv_i2c(struct bttv *btv);

#define bttv_printk if (bttv_verbose) printk
#define dprintk  if (bttv_debug >= 1) printk
#define d2printk if (bttv_debug >= 2) printk

#define BTTV_MAX_FBUF   0x208000
#define BTTV_TIMEOUT    msecs_to_jiffies(500)    /* 0.5 seconds */
#define BTTV_FREE_IDLE  msecs_to_jiffies(1000)   /* one second */


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 */
};

/* for gpio-connected remote control */
struct bttv_input {
	struct input_dev      *dev;
	struct ir_input_state ir;
	char                  name[32];
	char                  phys[32];
	u32                   mask_keycode;
	u32                   mask_keydown;
};

struct bttv_suspend_state {
	u32  gpio_enable;
	u32  gpio_data;
	int  disabled;
	int  loop_irq;
	struct bttv_buffer_set video;
	struct bttv_buffer     *vbi;
};

struct bttv {
	struct bttv_core c;

	/* pci device config */
	unsigned short id;
	unsigned char revision;
	unsigned char __iomem *bt848_mmio;   /* pointer to mmio */

	/* card configuration info */
	unsigned int cardid;   /* pci subsystem id (bt878 based ones) */
	unsigned int tuner_type;  /* tuner chip type */
	unsigned int tda9887_conf;
	unsigned int svhs;
	struct bttv_pll_info pll;
	int triton1;
	int gpioirq;
	int (*custom_irq)(struct bttv *btv);

	int use_i2c_hw;

	/* old gpio interface */
	wait_queue_head_t gpioq;
	int shutdown;

	void (*volume_gpio)(struct bttv *btv, __u16 volume);
	void (*audio_mode_gpio)(struct bttv *btv, struct v4l2_tuner *tuner, int set);

	/* new gpio interface */
	spinlock_t gpio_lock;

	/* i2c layer */
	struct i2c_algo_bit_data   i2c_algo;
	struct i2c_client          i2c_client;
	int                        i2c_state, i2c_rc;
	int                        i2c_done;
	wait_queue_head_t          i2c_queue;
	struct i2c_client 	  *i2c_msp34xx_client;
	struct i2c_client 	  *i2c_tvaudio_client;

	/* video4linux (1) */
	struct video_device *video_dev;
	struct video_device *radio_dev;
	struct video_device *vbi_dev;

	/* infrared remote */
	int has_remote;
	struct card_ir *remote;

	/* locking */
	spinlock_t s_lock;
	struct mutex lock;
	int resources;
#ifdef VIDIOC_G_PRIORITY
	struct v4l2_prio_state prio;
#endif

	/* video state */
	unsigned int input;
	unsigned int audio;
	unsigned int mute;
	unsigned long freq;
	int tvnorm,hue,contrast,bright,saturation;
	struct v4l2_framebuffer fbuf;
	unsigned int field_count;

	/* various options */
	int opt_combfilter;
	int opt_lumafilter;
	int opt_automute;
	int opt_chroma_agc;
	int opt_adc_crush;
	int opt_vcr_hack;
	int opt_whitecrush_upper;
	int opt_whitecrush_lower;
	int opt_uv_ratio;
	int opt_full_luma_range;
	int opt_coring;

	/* radio data/state */
	int has_radio;
	int radio_user;

	/* 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;

	/* risc memory management data
	   - must acquire s_lock before changing these
	   - only the irq handler is supported to touch top + bottom + vcurr */
	struct btcx_riscmem     main;
	struct bttv_buffer      *screen;    /* overlay             */
	struct list_head        capture;    /* video capture queue */
	struct list_head        vcapture;   /* vbi capture queue   */
	struct bttv_buffer_set  curr;       /* active buffers      */
	struct bttv_buffer      *cvbi;      /* active vbi buffer   */
	int                     loop_irq;
	int                     new_input;

	unsigned long cap_ctl;
	unsigned long dma_on;
	struct timer_list timeout;
	struct bttv_suspend_state state;

	/* stats */
	unsigned int errors;
	unsigned int framedrop;
	unsigned int irq_total;
	unsigned int irq_me;

	unsigned int users;
	struct bttv_fh init;

	/* used to make dvb-bt8xx autoloadable */
	struct work_struct request_module_wk;

	/* Default (0) and current (1) video capturing and overlay
	   cropping parameters in bttv_tvnorm.cropcap units. Protected
	   by bttv.lock. */
	struct bttv_crop crop[2];

	/* Earliest possible start of video capturing in
	   bttv_tvnorm.cropcap line units. Set by check_alloc_btres()
	   and free_btres(). Protected by bttv.lock. */
	__s32			vbi_end;

	/* Latest possible end of VBI capturing (= crop[x].rect.top when
	   VIDEO_RESOURCES are locked). Set by check_alloc_btres()
	   and free_btres(). Protected by bttv.lock. */
	__s32			crop_start;
};

/* our devices */
#define BTTV_MAX 16
extern unsigned int bttv_num;
extern struct bttv bttvs[BTTV_MAX];

#endif

#define btwrite(dat,adr)    writel((dat), btv->bt848_mmio+(adr))
#define btread(adr)         readl(btv->bt848_mmio+(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)

#endif /* _BTTVP_H_ */

/*
 * Local variables:
 * c-basic-offset: 8
 * End:
 */
Commit	Line	Data
1da177e4	1	/*
1da177e4 LT	2
	3	bttv - Bt848 frame grabber driver
	4
	5	bttv's private header file -- nobody other than bttv itself
	6	should ever include this file.
	7
	8	(c) 2000-2002 Gerd Knorr <kraxel@bytesex.org>
	9
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation; either version 2 of the License, or
	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License
	21	along with this program; if not, write to the Free Software
	22	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
	23	*/
	24
	25	#ifndef _BTTVP_H_
	26	#define _BTTVP_H_
	27
10b89ee3	28	#include <linux/version.h>
e5bd0260	29	#define BTTV_VERSION_CODE KERNEL_VERSION(0,9,17)
1da177e4 LT	30
	31	#include <linux/types.h>
	32	#include <linux/wait.h>
	33	#include <linux/i2c.h>
	34	#include <linux/i2c-algo-bit.h>
	35	#include <linux/videodev.h>
	36	#include <linux/pci.h>
	37	#include <linux/input.h>
bd5f0ac9	38	#include <linux/mutex.h>
87ae9afd	39	#include <linux/scatterlist.h>
1da177e4	40	#include <asm/io.h>
18f3fa1e	41	#include <media/v4l2-common.h>
1da177e4 LT	42
1da177e4 LT	43	#include <linux/device.h>
c1accaa2	44	#include <media/videobuf-dma-sg.h>
1da177e4 LT	45	#include <media/tveeprom.h>
	46	#include <media/ir-common.h>
	47
674434c6	48
1da177e4 LT	49	#include "bt848.h"
	50	#include "bttv.h"
	51	#include "btcx-risc.h"
	52
	53	#ifdef __KERNEL__
	54
	55	#define FORMAT_FLAGS_DITHER 0x01
	56	#define FORMAT_FLAGS_PACKED 0x02
	57	#define FORMAT_FLAGS_PLANAR 0x04
	58	#define FORMAT_FLAGS_RAW 0x08
	59	#define FORMAT_FLAGS_CrCb 0x10
	60
	61	#define RISC_SLOT_O_VBI 4
	62	#define RISC_SLOT_O_FIELD 6
	63	#define RISC_SLOT_E_VBI 10
	64	#define RISC_SLOT_E_FIELD 12
	65	#define RISC_SLOT_LOOP 14
	66
	67	#define RESOURCE_OVERLAY 1
e5bd0260	68	#define RESOURCE_VIDEO_STREAM 2
1da177e4	69	#define RESOURCE_VBI 4
e5bd0260	70	#define RESOURCE_VIDEO_READ 8
1da177e4 LT	71
	72	#define RAW_LINES 640
	73	#define RAW_BPL 1024
	74
	75	#define UNSET (-1U)
	76
e5bd0260 MS	77	/* Min. value in VDELAY register. */
	78	#define MIN_VDELAY 2
	79	/* Even to get Cb first, odd for Cr. */
	80	#define MAX_HDELAY (0x3FF & -2)
	81	/* Limits scaled width, which must be a multiple of 4. */
	82	#define MAX_HACTIVE (0x3FF & -4)
	83
402aa76a DSL	84	#define BTTV_NORMS (\
	85	V4L2_STD_PAL \| V4L2_STD_PAL_N \| \
	86	V4L2_STD_PAL_Nc \| V4L2_STD_SECAM \| \
	87	V4L2_STD_NTSC \| V4L2_STD_PAL_M \| \
	88	V4L2_STD_PAL_60)
1da177e4 LT	89	/* ---------------------------------------------------------- */
	90
	91	struct bttv_tvnorm {
	92	int v4l2_id;
	93	char *name;
4ac97914 MCC	94	u32 Fsc;
4ac97914 MCC	95	u16 swidth, sheight; /* scaled standard width, height */
1da177e4 LT	96	u16 totalwidth;
	97	u8 adelay, bdelay, iform;
	98	u32 scaledtwidth;
	99	u16 hdelayx1, hactivex1;
	100	u16 vdelay;
4ac97914	101	u8 vbipack;
1da177e4 LT	102	u16 vtotal;
1da177e4 LT	103	int sram;
67f1570a	104	/* ITU-R frame line number of the first VBI line we can
e5bd0260 MS	105	capture, of the first and second field. The last possible line
e5bd0260 MS	106	is determined by cropcap.bounds. */
67f1570a	107	u16 vbistart[2];
e5bd0260 MS	108	/* Horizontally this counts fCLKx1 samples following the leading
	109	edge of the horizontal sync pulse, vertically ITU-R frame line
	110	numbers of the first field times two (2, 4, 6, ... 524 or 624). */
	111	struct v4l2_cropcap cropcap;
1da177e4 LT	112	};
	113	extern const struct bttv_tvnorm bttv_tvnorms[];
	114
	115	struct bttv_format {
	116	char *name;
1da177e4 LT	117	int fourcc; /* video4linux 2 */
	118	int btformat; /* BT848_COLOR_FMT_* */
	119	int btswap; /* BT848_COLOR_CTL_* */
	120	int depth; /* bit/pixel */
	121	int flags;
	122	int hshift,vshift; /* for planar modes */
	123	};
	124
	125	/* ---------------------------------------------------------- */
	126
	127	struct bttv_geometry {
	128	u8 vtc,crop,comb;
	129	u16 width,hscale,hdelay;
	130	u16 sheight,vscale,vdelay,vtotal;
	131	};
	132
	133	struct bttv_buffer {
	134	/* common v4l buffer stuff -- must be first */
	135	struct videobuf_buffer vb;
	136
	137	/* bttv specific */
	138	const struct bttv_format *fmt;
	139	int tvnorm;
	140	int btformat;
	141	int btswap;
	142	struct bttv_geometry geo;
	143	struct btcx_riscmem top;
	144	struct btcx_riscmem bottom;
e5bd0260 MS	145	struct v4l2_rect crop;
	146	unsigned int vbi_skip[2];
	147	unsigned int vbi_count[2];
1da177e4 LT	148	};
	149
	150	struct bttv_buffer_set {
	151	struct bttv_buffer top; / top field buffer */
	152	struct bttv_buffer bottom; / bottom field buffer */
	153	unsigned int top_irq;
	154	unsigned int frame_irq;
	155	};
	156
	157	struct bttv_overlay {
	158	int tvnorm;
	159	struct v4l2_rect w;
	160	enum v4l2_field field;
	161	struct v4l2_clip *clips;
	162	int nclips;
	163	int setup_ok;
	164	};
	165
e5bd0260 MS	166	struct bttv_vbi_fmt {
	167	struct v4l2_vbi_format fmt;
	168
	169	/* fmt.start[] and count[] refer to this video standard. */
	170	const struct bttv_tvnorm *tvnorm;
	171
	172	/* Earliest possible start of video capturing with this
	173	v4l2_vbi_format, in struct bttv_crop.rect units. */
	174	__s32 end;
	175	};
	176
	177	/* bttv-vbi.c */
	178	void bttv_vbi_fmt_reset(struct bttv_vbi_fmt *f, int norm);
	179
	180	struct bttv_crop {
	181	/* A cropping rectangle in struct bttv_tvnorm.cropcap units. */
	182	struct v4l2_rect rect;
	183
	184	/* Scaled image size limits with this crop rect. Divide
	185	max_height, but not min_height, by two when capturing
	186	single fields. See also bttv_crop_reset() and
	187	bttv_crop_adjust() in bttv-driver.c. */
	188	__s32 min_scaled_width;
	189	__s32 min_scaled_height;
	190	__s32 max_scaled_width;
	191	__s32 max_scaled_height;
	192	};
	193
1da177e4 LT	194	struct bttv_fh {
	195	struct bttv *btv;
	196	int resources;
	197	#ifdef VIDIOC_G_PRIORITY
	198	enum v4l2_priority prio;
	199	#endif
	200	enum v4l2_buf_type type;
	201
	202	/* video capture */
	203	struct videobuf_queue cap;
	204	const struct bttv_format *fmt;
	205	int width;
	206	int height;
	207
e5bd0260	208	/* video overlay */
1da177e4 LT	209	const struct bttv_format *ovfmt;
	210	struct bttv_overlay ov;
	211
e5bd0260 MS	212	/* Application called VIDIOC_S_CROP. */
	213	int do_crop;
	214
	215	/* vbi capture */
1da177e4	216	struct videobuf_queue vbi;
e5bd0260 MS	217	/* Current VBI capture window as seen through this fh (cannot
	218	be global for compatibility with earlier drivers). Protected
	219	by struct bttv.lock and struct bttv_fh.vbi.lock. */
	220	struct bttv_vbi_fmt vbi_fmt;
1da177e4 LT	221	};
	222
	223	/* ---------------------------------------------------------- */
	224	/* bttv-risc.c */
	225
	226	/* risc code generators - capture */
	227	int bttv_risc_packed(struct bttv btv, struct btcx_riscmem risc,
	228	struct scatterlist *sglist,
	229	unsigned int offset, unsigned int bpl,
e5bd0260 MS	230	unsigned int pitch, unsigned int skip_lines,
e5bd0260 MS	231	unsigned int store_lines);
1da177e4 LT	232
	233	/* control dma register + risc main loop */
	234	void bttv_set_dma(struct bttv *btv, int override);
	235	int bttv_risc_init_main(struct bttv *btv);
	236	int bttv_risc_hook(struct bttv btv, int slot, struct btcx_riscmem risc,
	237	int irqflags);
	238
	239	/* capture buffer handling */
	240	int bttv_buffer_risc(struct bttv btv, struct bttv_buffer buf);
	241	int bttv_buffer_activate_video(struct bttv *btv,
	242	struct bttv_buffer_set *set);
	243	int bttv_buffer_activate_vbi(struct bttv *btv,
	244	struct bttv_buffer *vbi);
c7b0ac05 MCC	245	void bttv_dma_free(struct videobuf_queue q, struct bttv btv,
c7b0ac05 MCC	246	struct bttv_buffer *buf);
1da177e4 LT	247
	248	/* overlay handling */
	249	int bttv_overlay_risc(struct bttv btv, struct bttv_overlay ov,
	250	const struct bttv_format *fmt,
	251	struct bttv_buffer *buf);
	252
	253
	254	/* ---------------------------------------------------------- */
	255	/* bttv-vbi.c */
	256
e5ae3db4 MCC	257	int bttv_try_fmt_vbi(struct file file, void fh, struct v4l2_format *f);
	258	int bttv_g_fmt_vbi(struct file file, void fh, struct v4l2_format *f);
	259	int bttv_s_fmt_vbi(struct file file, void fh, struct v4l2_format *f);
1da177e4 LT	260
	261	extern struct videobuf_queue_ops bttv_vbi_qops;
	262
	263	/* ---------------------------------------------------------- */
	264	/* bttv-gpio.c */
	265
	266
	267	extern struct bus_type bttv_sub_bus_type;
	268	int bttv_sub_add_device(struct bttv_core core, char name);
	269	int bttv_sub_del_devices(struct bttv_core *core);
1da177e4 LT	270
	271
	272	/* ---------------------------------------------------------- */
	273	/* bttv-driver.c */
	274
	275	/* insmod options */
	276	extern unsigned int bttv_verbose;
	277	extern unsigned int bttv_debug;
	278	extern unsigned int bttv_gpio;
	279	extern void bttv_gpio_tracking(struct bttv btv, char comment);
	280	extern int init_bttv_i2c(struct bttv *btv);
	281	extern int fini_bttv_i2c(struct bttv *btv);
	282
e1e70a26	283	#define bttv_printk if (bttv_verbose) printk
1da177e4 LT	284	#define dprintk if (bttv_debug >= 1) printk
	285	#define d2printk if (bttv_debug >= 2) printk
	286
1da177e4	287	#define BTTV_MAX_FBUF 0x208000
fe06fe0a MCC	288	#define BTTV_TIMEOUT msecs_to_jiffies(500) /* 0.5 seconds */
fe06fe0a MCC	289	#define BTTV_FREE_IDLE msecs_to_jiffies(1000) /* one second */
1da177e4 LT	290
	291
	292	struct bttv_pll_info {
	293	unsigned int pll_ifreq; /* PLL input frequency */
	294	unsigned int pll_ofreq; /* PLL output frequency */
	295	unsigned int pll_crystal; /* Crystal used for input */
	296	unsigned int pll_current; /* Currently programmed ofreq */
	297	};
	298
	299	/* for gpio-connected remote control */
	300	struct bttv_input {
b7df3910	301	struct input_dev *dev;
1da177e4 LT	302	struct ir_input_state ir;
	303	char name[32];
	304	char phys[32];
	305	u32 mask_keycode;
	306	u32 mask_keydown;
	307	};
	308
	309	struct bttv_suspend_state {
	310	u32 gpio_enable;
	311	u32 gpio_data;
	312	int disabled;
	313	int loop_irq;
	314	struct bttv_buffer_set video;
	315	struct bttv_buffer *vbi;
	316	};
	317
	318	struct bttv {
	319	struct bttv_core c;
	320
	321	/* pci device config */
	322	unsigned short id;
	323	unsigned char revision;
	324	unsigned char __iomem bt848_mmio; / pointer to mmio */
	325
	326	/* card configuration info */
	327	unsigned int cardid; /* pci subsystem id (bt878 based ones) */
4ac97914	328	unsigned int tuner_type; /* tuner chip type */
39e8f40d	329	unsigned int tda9887_conf;
1da177e4 LT	330	unsigned int svhs;
	331	struct bttv_pll_info pll;
	332	int triton1;
	333	int gpioirq;
4abdfed5 RC	334	int (custom_irq)(struct bttv btv);
4abdfed5 RC	335
1da177e4 LT	336	int use_i2c_hw;
	337
	338	/* old gpio interface */
	339	wait_queue_head_t gpioq;
	340	int shutdown;
4b9b936f NS	341
	342	void (volume_gpio)(struct bttv btv, __u16 volume);
	343	void (audio_mode_gpio)(struct bttv btv, struct v4l2_tuner *tuner, int set);
	344
1da177e4 LT	345	/* new gpio interface */
	346	spinlock_t gpio_lock;
	347
	348	/* i2c layer */
	349	struct i2c_algo_bit_data i2c_algo;
	350	struct i2c_client i2c_client;
	351	int i2c_state, i2c_rc;
	352	int i2c_done;
	353	wait_queue_head_t i2c_queue;
8bf2f8e7 HV	354	struct i2c_client *i2c_msp34xx_client;
8bf2f8e7 HV	355	struct i2c_client *i2c_tvaudio_client;
1da177e4 LT	356
	357	/* video4linux (1) */
	358	struct video_device *video_dev;
	359	struct video_device *radio_dev;
	360	struct video_device *vbi_dev;
	361
	362	/* infrared remote */
	363	int has_remote;
9160723e	364	struct card_ir *remote;
1da177e4 LT	365
	366	/* locking */
	367	spinlock_t s_lock;
bd5f0ac9	368	struct mutex lock;
1da177e4	369	int resources;
1da177e4 LT	370	#ifdef VIDIOC_G_PRIORITY
	371	struct v4l2_prio_state prio;
	372	#endif
	373
	374	/* video state */
	375	unsigned int input;
	376	unsigned int audio;
8bf2f8e7	377	unsigned int mute;
1da177e4 LT	378	unsigned long freq;
	379	int tvnorm,hue,contrast,bright,saturation;
	380	struct v4l2_framebuffer fbuf;
	381	unsigned int field_count;
	382
	383	/* various options */
	384	int opt_combfilter;
	385	int opt_lumafilter;
	386	int opt_automute;
	387	int opt_chroma_agc;
	388	int opt_adc_crush;
	389	int opt_vcr_hack;
	390	int opt_whitecrush_upper;
	391	int opt_whitecrush_lower;
060d3027 MCC	392	int opt_uv_ratio;
	393	int opt_full_luma_range;
	394	int opt_coring;
1da177e4 LT	395
	396	/* radio data/state */
	397	int has_radio;
	398	int radio_user;
	399
	400	/* miro/pinnacle + Aimslab VHX
	401	philips matchbox (tea5757 radio tuner) support */
	402	int has_matchbox;
	403	int mbox_we;
	404	int mbox_data;
	405	int mbox_clk;
	406	int mbox_most;
	407	int mbox_mask;
	408
	409	/* ISA stuff (Terratec Active Radio Upgrade) */
	410	int mbox_ior;
	411	int mbox_iow;
	412	int mbox_csel;
	413
	414	/* risc memory management data
0418726b	415	- must acquire s_lock before changing these
1da177e4 LT	416	- only the irq handler is supported to touch top + bottom + vcurr */
	417	struct btcx_riscmem main;
	418	struct bttv_buffer screen; / overlay */
	419	struct list_head capture; /* video capture queue */
	420	struct list_head vcapture; /* vbi capture queue */
	421	struct bttv_buffer_set curr; /* active buffers */
	422	struct bttv_buffer cvbi; / active vbi buffer */
	423	int loop_irq;
	424	int new_input;
	425
	426	unsigned long cap_ctl;
	427	unsigned long dma_on;
	428	struct timer_list timeout;
	429	struct bttv_suspend_state state;
	430
	431	/* stats */
	432	unsigned int errors;
	433	unsigned int framedrop;
	434	unsigned int irq_total;
	435	unsigned int irq_me;
	436
	437	unsigned int users;
	438	struct bttv_fh init;
e5bd0260	439
f992a497 JW	440	/* used to make dvb-bt8xx autoloadable */
	441	struct work_struct request_module_wk;
	442
e5bd0260 MS	443	/* Default (0) and current (1) video capturing and overlay
	444	cropping parameters in bttv_tvnorm.cropcap units. Protected
	445	by bttv.lock. */
	446	struct bttv_crop crop[2];
	447
	448	/* Earliest possible start of video capturing in
	449	bttv_tvnorm.cropcap line units. Set by check_alloc_btres()
	450	and free_btres(). Protected by bttv.lock. */
	451	__s32 vbi_end;
	452
	453	/* Latest possible end of VBI capturing (= crop[x].rect.top when
	454	VIDEO_RESOURCES are locked). Set by check_alloc_btres()
	455	and free_btres(). Protected by bttv.lock. */
	456	__s32 crop_start;
1da177e4	457	};
2d03e289 MCC	458
	459	/* our devices */
	460	#define BTTV_MAX 16
	461	extern unsigned int bttv_num;
1da177e4 LT	462	extern struct bttv bttvs[BTTV_MAX];
1da177e4 LT	463
1da177e4 LT	464	#endif
	465
	466	#define btwrite(dat,adr) writel((dat), btv->bt848_mmio+(adr))
	467	#define btread(adr) readl(btv->bt848_mmio+(adr))
	468
	469	#define btand(dat,adr) btwrite((dat) & btread(adr), adr)
	470	#define btor(dat,adr) btwrite((dat) \| btread(adr), adr)
	471	#define btaor(dat,mask,adr) btwrite((dat) \| ((mask) & btread(adr)), adr)
	472
	473	#endif /* _BTTVP_H_ */
	474
	475	/*
	476	* Local variables:
	477	* c-basic-offset: 8
	478	* End:
	479	*/