+++ /dev/null
-/*
-
- 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/types.h>
-#include <linux/wait.h>
-#include <linux/i2c.h>
-#include <linux/i2c-algo-bit.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/rc-core.h>
-#include <media/ir-kbd-i2c.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_ir {
- struct rc_dev *dev;
- struct timer_list timer;
-
- char name[32];
- char phys[32];
-
- /* Usual gpio signalling */
- u32 mask_keycode;
- u32 mask_keydown;
- u32 mask_keyup;
- u32 polling;
- u32 last_gpio;
- int shift_by;
- int start; // What should RC5_START() be
- int addr; // What RC5_ADDR() should be.
- int rc5_remote_gap;
-
- /* RC5 gpio */
- bool rc5_gpio; /* Is RC5 legacy GPIO enabled? */
- u32 last_bit; /* last raw bit seen */
- u32 code; /* raw code under construction */
- struct timeval base_time; /* time of last seen code */
- bool active; /* building raw code */
-};
-
-
-/* ---------------------------------------------------------- */
-
-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;
- unsigned 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 {
- unsigned 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, unsigned 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_cap(struct file *file, void *fh, struct v4l2_format *f);
-int bttv_g_fmt_vbi_cap(struct file *file, void *fh, struct v4l2_format *f);
-int bttv_s_fmt_vbi_cap(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-cards.c */
-
-extern int no_overlay;
-
-/* ---------------------------------------------------------- */
-/* bttv-input.c */
-
-extern void init_bttv_i2c_ir(struct bttv *btv);
-extern int fini_bttv_i2c(struct bttv *btv);
-
-/* ---------------------------------------------------------- */
-/* 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);
-
-#define dprintk(fmt, ...) \
-do { \
- if (bttv_debug >= 1) \
- pr_debug(fmt, ##__VA_ARGS__); \
-} while (0)
-#define dprintk_cont(fmt, ...) \
-do { \
- if (bttv_debug >= 1) \
- pr_cont(fmt, ##__VA_ARGS__); \
-} while (0)
-#define d2printk(fmt, ...) \
-do { \
- if (bttv_debug >= 2) \
- printk(fmt, ##__VA_ARGS__); \
-} while (0)
-
-#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;
- 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, dig;
- unsigned int has_saa6588:1;
- struct bttv_pll_info pll;
- int triton1;
- int gpioirq;
-
- int use_i2c_hw;
-
- /* old gpio interface */
- 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 v4l2_subdev *sd_msp34xx;
- struct v4l2_subdev *sd_tvaudio;
-
- /* video4linux (1) */
- struct video_device *video_dev;
- struct video_device *radio_dev;
- struct video_device *vbi_dev;
-
- /* infrared remote */
- int has_remote;
- struct bttv_ir *remote;
-
- /* I2C remote data */
- struct IR_i2c_init_data init_data;
-
- /* 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;
- unsigned int tvnorm;
- int 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;
- int radio_uses_msp_demodulator;
-
- /* 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;
-};
-
-static inline struct bttv *to_bttv(struct v4l2_device *v4l2_dev)
-{
- return container_of(v4l2_dev, struct bttv, c.v4l2_dev);
-}
-
-/* our devices */
-#define BTTV_MAX 32
-extern unsigned int bttv_num;
-extern struct bttv *bttvs[BTTV_MAX];
-
-static inline unsigned int bttv_muxsel(const struct bttv *btv,
- unsigned int input)
-{
- return (bttv_tvcards[btv->c.type].muxsel >> (input * 2)) & 3;
-}
-
-#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:
- */
git.samba.org / sfrench / cifs-2.6.git / blobdiff