/* SPDX-License-Identifier: GPL-2.0-or-later */ /* 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 <[email protected]> */ #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 <linux/device.h> #include <asm/io.h> #include <media/v4l2-common.h> #include <media/v4l2-ctrls.h> #include <media/v4l2-fh.h> #include <media/videobuf2-dma-sg.h> #include <media/tveeprom.h> #include <media/rc-core.h> #include <media/i2c/ir-kbd-i2c.h> #include <media/drv-intf/tea575x.h> #include "bt848.h" #include "bttv.h" #include "btcx-risc.h" #ifdef __KERNEL__ #define FORMAT_FLAGS_DITHER … #define FORMAT_FLAGS_PACKED … #define FORMAT_FLAGS_PLANAR … #define FORMAT_FLAGS_RAW … #define FORMAT_FLAGS_CrCb … #define RISC_SLOT_O_VBI … #define RISC_SLOT_O_FIELD … #define RISC_SLOT_E_VBI … #define RISC_SLOT_E_FIELD … #define RISC_SLOT_LOOP … #define RESOURCE_VIDEO_STREAM … #define RESOURCE_VBI … #define RESOURCE_VIDEO_READ … #define RAW_LINES … #define RAW_BPL … #define UNSET … /* Min. value in VDELAY register. */ #define MIN_VDELAY … /* Even to get Cb first, odd for Cr. */ #define MAX_HDELAY … /* Limits scaled width, which must be a multiple of 4. */ #define MAX_HACTIVE … #define BTTV_NORMS … /* ---------------------------------------------------------- */ struct bttv_tvnorm { … }; extern const struct bttv_tvnorm bttv_tvnorms[]; struct bttv_format { … }; struct bttv_ir { … }; /* ---------------------------------------------------------- */ struct bttv_geometry { … }; struct bttv_buffer { … }; struct bttv_buffer_set { … }; struct bttv_vbi_fmt { … }; /* bttv-vbi.c */ extern const struct vb2_ops bttv_vbi_qops; void bttv_vbi_fmt_reset(struct bttv_vbi_fmt *f, unsigned int norm); struct bttv_crop { … }; /* ---------------------------------------------------------- */ /* 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_risc_vbi(struct bttv *btv, struct bttv_buffer *buf); int bttv_buffer_activate_vbi(struct bttv *btv, struct bttv_buffer *vbi); /* ---------------------------------------------------------- */ /* bttv-vbi.c */ /* * 2048 for compatibility with earlier driver versions. The driver really * stores 1024 + tvnorm->vbipack * 4 samples per line in the buffer. Note * tvnorm->vbipack is <= 0xFF (limit of VBIPACK_LO + HI is 0x1FF DWORDs) and * VBI read()s store a frame counter in the last four bytes of the VBI image. */ #define VBI_BPL … #define VBI_DEFLINES … 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); /* ---------------------------------------------------------- */ /* bttv-gpio.c */ extern const 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-input.c */ extern void init_bttv_i2c_ir(struct bttv *btv); /* ---------------------------------------------------------- */ /* bttv-i2c.c */ extern int init_bttv_i2c(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; int check_alloc_btres_lock(struct bttv *btv, int bit); void free_btres_lock(struct bttv *btv, int bits); extern void bttv_gpio_tracking(struct bttv *btv, char *comment); #define dprintk(fmt, ...) … #define dprintk_cont(fmt, ...) … #define d2printk(fmt, ...) … #define BTTV_MAX_FBUF … #define BTTV_TIMEOUT … #define BTTV_FREE_IDLE … struct bttv_pll_info { … }; /* for gpio-connected remote control */ struct bttv_input { … }; struct bttv_suspend_state { … }; struct bttv_tea575x_gpio { … }; struct bttv { … }; static inline struct bttv *to_bttv(struct v4l2_device *v4l2_dev) { … } /* our devices */ #define BTTV_MAX … extern unsigned int bttv_num; extern struct bttv *bttvs[BTTV_MAX]; static inline unsigned int bttv_muxsel(const struct bttv *btv, unsigned int input) { … } #endif void init_irqreg(struct bttv *btv); #define btwrite(dat,adr) … #define btread(adr) … #define btand(dat,adr) … #define btor(dat,adr) … #define btaor(dat,mask,adr) … #endif /* _BTTVP_H_ */
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