| /* |
| |
| 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(0,9,16) |
| |
| #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 <asm/scatterlist.h> |
| #include <asm/io.h> |
| |
| #include <linux/device.h> |
| #include <media/video-buf.h> |
| #include <media/audiochip.h> |
| #include <media/tuner.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 2 |
| #define RESOURCE_VBI 4 |
| |
| #define RAW_LINES 640 |
| #define RAW_BPL 1024 |
| |
| #define UNSET (-1U) |
| |
| /* ---------------------------------------------------------- */ |
| |
| 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; |
| }; |
| extern const struct bttv_tvnorm bttv_tvnorms[]; |
| |
| struct bttv_format { |
| char *name; |
| int palette; /* video4linux 1 */ |
| 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 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_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; |
| |
| /* current settings */ |
| const struct bttv_format *ovfmt; |
| struct bttv_overlay ov; |
| |
| /* video overlay */ |
| struct videobuf_queue vbi; |
| int lines; |
| }; |
| |
| /* ---------------------------------------------------------- */ |
| /* 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 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 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 */ |
| |
| void bttv_vbi_try_fmt(struct bttv_fh *fh, struct v4l2_format *f); |
| void bttv_vbi_get_fmt(struct bttv_fh *fh, struct v4l2_format *f); |
| void bttv_vbi_setlines(struct bttv_fh *fh, struct bttv *btv, int lines); |
| |
| 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); |
| void bttv_gpio_irq(struct bttv_core *core); |
| int bttv_any_irq(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 VBIBUF_SIZE (2048*VBI_MAXLINES*2) |
| #define BTTV_TIMEOUT (HZ/2) /* 0.5 seconds */ |
| #define BTTV_FREE_IDLE (HZ) /* 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 pinnacle_id; |
| unsigned int svhs; |
| struct bttv_pll_info pll; |
| int triton1; |
| int gpioirq; |
| int any_irq; |
| int use_i2c_hw; |
| |
| /* old gpio interface */ |
| wait_queue_head_t gpioq; |
| int shutdown; |
| void (*audio_hook)(struct bttv *btv, struct video_audio *v, 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; |
| |
| /* video4linux (1) */ |
| struct video_device *video_dev; |
| struct video_device *radio_dev; |
| struct video_device *vbi_dev; |
| |
| /* infrared remote */ |
| int has_remote; |
| struct bttv_input *remote; |
| |
| /* locking */ |
| spinlock_t s_lock; |
| struct semaphore lock; |
| int resources; |
| struct semaphore reslock; |
| #ifdef VIDIOC_G_PRIORITY |
| struct v4l2_prio_state prio; |
| #endif |
| |
| /* video state */ |
| unsigned int input; |
| unsigned int audio; |
| 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 aquire 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; |
| }; |
| |
| /* our devices */ |
| #define BTTV_MAX 16 |
| extern unsigned int bttv_num; |
| extern struct bttv bttvs[BTTV_MAX]; |
| |
| /* private ioctls */ |
| #define BTTV_VERSION _IOR('v' , BASE_VIDIOCPRIVATE+6, int) |
| #define BTTV_VBISIZE _IOR('v' , BASE_VIDIOCPRIVATE+8, int) |
| |
| #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: |
| */ |