| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Gerd Knorr | 759 | 47.47% | 11 | 15.94% |
| Linus Torvalds (pre-git) | 198 | 12.38% | 1 | 1.45% |
| Michael H. Schimek | 139 | 8.69% | 2 | 2.90% |
| Mauro Carvalho Chehab | 117 | 7.32% | 12 | 17.39% |
| Hans Verkuil | 95 | 5.94% | 12 | 17.39% |
| Andrew Morton | 78 | 4.88% | 2 | 2.90% |
| Trent Piepho | 50 | 3.13% | 4 | 5.80% |
| Ondrej Zary | 30 | 1.88% | 2 | 2.90% |
| Douglas Schilling Landgraf | 23 | 1.44% | 1 | 1.45% |
| Joe Perches | 23 | 1.44% | 1 | 1.45% |
| Nickolay V. Shmyrev | 18 | 1.13% | 1 | 1.45% |
| Frank Schäfer | 13 | 0.81% | 2 | 2.90% |
| David S. Miller | 11 | 0.69% | 2 | 2.90% |
| Linus Torvalds | 11 | 0.69% | 2 | 2.90% |
| David Härdeman | 7 | 0.44% | 2 | 2.90% |
| Kees Cook | 5 | 0.31% | 1 | 1.45% |
| Jarod Wilson | 5 | 0.31% | 1 | 1.45% |
| Ingo Molnar | 4 | 0.25% | 1 | 1.45% |
| Hans de Goede | 3 | 0.19% | 1 | 1.45% |
| Thomas Gleixner | 2 | 0.13% | 1 | 1.45% |
| Al Viro | 2 | 0.13% | 1 | 1.45% |
| Adrian Bunk | 2 | 0.13% | 2 | 2.90% |
| Alan McIvor | 1 | 0.06% | 1 | 1.45% |
| Bhumika Goyal | 1 | 0.06% | 1 | 1.45% |
| Abhilash Jindal | 1 | 0.06% | 1 | 1.45% |
| Dmitry Torokhov | 1 | 0.06% | 1 | 1.45% |
| Total | 1599 | 69 |
/* 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 <kraxel@bytesex.org> */ #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/videobuf-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 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 bttv *btv; 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 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 */ ktime_t 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 { /* This must be the first field in this struct */ struct v4l2_fh fh; struct bttv *btv; int resources; 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_SELECTION. */ 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 const 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); /* ---------------------------------------------------------- */ /* 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; extern void bttv_gpio_tracking(struct bttv *btv, char *comment); #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_tea575x_gpio { u8 data, clk, wren, most; }; 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; struct v4l2_subdev *sd_tda7432; /* video4linux (1) */ struct video_device video_dev; struct video_device radio_dev; struct video_device vbi_dev; /* controls */ struct v4l2_ctrl_handler ctrl_handler; struct v4l2_ctrl_handler radio_ctrl_handler; /* 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; /* video state */ unsigned int input; unsigned int audio_input; unsigned int mute; unsigned long tv_freq; unsigned int tvnorm; v4l2_std_id std; int hue, contrast, bright, saturation; struct v4l2_framebuffer fbuf; unsigned int field_count; /* various options */ int opt_combfilter; int opt_automute; int opt_vcr_hack; int opt_uv_ratio; /* radio data/state */ int has_radio; int has_radio_tuner; int radio_user; int radio_uses_msp_demodulator; unsigned long radio_freq; /* miro/pinnacle + Aimslab VHX philips matchbox (tea5757 radio tuner) support */ int has_tea575x; struct bttv_tea575x_gpio tea_gpio; struct snd_tea575x tea; /* ISA stuff (Terratec Active Radio Upgrade) */ int mbox_ior; int mbox_iow; int mbox_csel; /* switch status for multi-controller cards */ char sw_status[4]; /* 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_ */
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