drivers/media/video/cx88/cx88.h

   1 /*
   2  *
   3  * v4l2 device driver for cx2388x based TV cards
   4  *
   5  * (c) 2003,04 Gerd Knorr <kraxel@bytesex.org> [SUSE Labs]
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation; either version 2 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  This program is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <linux/pci.h>
  23 #include <linux/i2c.h>
  24 #include <linux/i2c-algo-bit.h>
  25 #include <linux/videodev2.h>
  26 #include <linux/kdev_t.h>
  27
  28 #include <media/v4l2-common.h>
  29 #include <media/tuner.h>
  30 #include <media/tveeprom.h>
  31 #include <media/video-buf.h>
  32 #include <media/cx2341x.h>
  33 #include <media/video-buf-dvb.h>
  34
  35 #include "btcx-risc.h"
  36 #include "cx88-reg.h"
  37
  38 #include <linux/version.h>
  39 #include <linux/mutex.h>
  40 #define CX88_VERSION_CODE KERNEL_VERSION(0,0,6)
  41
  42 #ifndef TRUE
  43 # define TRUE (1==1)
  44 #endif
  45 #ifndef FALSE
  46 # define FALSE (1==0)
  47 #endif
  48 #define UNSET (-1U)
  49
  50 #define CX88_MAXBOARDS 8
  51
  52 /* Max number of inputs by card */
  53 #define MAX_CX88_INPUT 8
  54
  55 /* ----------------------------------------------------------- */
  56 /* defines and enums                                           */
  57
  58 #define FORMAT_FLAGS_PACKED       0x01
  59 #define FORMAT_FLAGS_PLANAR       0x02
  60
  61 #define VBI_LINE_COUNT              17
  62 #define VBI_LINE_LENGTH           2048
  63
  64 /* need "shadow" registers for some write-only ones ... */
  65 #define SHADOW_AUD_VOL_CTL           1
  66 #define SHADOW_AUD_BAL_CTL           2
  67 #define SHADOW_MAX                   3
  68
  69 /* FM Radio deemphasis type */
  70 enum cx88_deemph_type {
  71         FM_NO_DEEMPH = 0,
  72         FM_DEEMPH_50,
  73         FM_DEEMPH_75
  74 };
  75
  76 /* ----------------------------------------------------------- */
  77 /* tv norms                                                    */
  78
  79 struct cx88_tvnorm {
  80         char                   *name;
  81         v4l2_std_id            id;
  82         u32                    cxiformat;
  83         u32                    cxoformat;
  84 };
  85
  86 static unsigned int inline norm_maxw(struct cx88_tvnorm *norm)
  87 {
  88         return (norm->id & V4L2_STD_625_50) ? 768 : 640;
  89 }
  90
  91
  92 static unsigned int inline norm_maxh(struct cx88_tvnorm *norm)
  93 {
  94         return (norm->id & V4L2_STD_625_50) ? 576 : 480;
  95 }
  96
  97 /* ----------------------------------------------------------- */
  98 /* static data                                                 */
  99
 100 struct cx8800_fmt {
 101         char  *name;
 102         u32   fourcc;          /* v4l2 format id */
 103         int   depth;
 104         int   flags;
 105         u32   cxformat;
 106 };
 107
 108 struct cx88_ctrl {
 109         struct v4l2_queryctrl  v;
 110         u32                    off;
 111         u32                    reg;
 112         u32                    sreg;
 113         u32                    mask;
 114         u32                    shift;
 115 };
 116
 117 /* ----------------------------------------------------------- */
 118 /* SRAM memory management data (see cx88-core.c)               */
 119
 120 #define SRAM_CH21 0   /* video */
 121 #define SRAM_CH22 1
 122 #define SRAM_CH23 2
 123 #define SRAM_CH24 3   /* vbi   */
 124 #define SRAM_CH25 4   /* audio */
 125 #define SRAM_CH26 5
 126 #define SRAM_CH28 6   /* mpeg */
 127 /* more */
 128
 129 struct sram_channel {
 130         char *name;
 131         u32  cmds_start;
 132         u32  ctrl_start;
 133         u32  cdt;
 134         u32  fifo_start;
 135         u32  fifo_size;
 136         u32  ptr1_reg;
 137         u32  ptr2_reg;
 138         u32  cnt1_reg;
 139         u32  cnt2_reg;
 140 };
 141 extern struct sram_channel cx88_sram_channels[];
 142
 143 /* ----------------------------------------------------------- */
 144 /* card configuration                                          */
 145
 146 #define CX88_BOARD_NOAUTO               UNSET
 147 #define CX88_BOARD_UNKNOWN                  0
 148 #define CX88_BOARD_HAUPPAUGE                1
 149 #define CX88_BOARD_GDI                      2
 150 #define CX88_BOARD_PIXELVIEW                3
 151 #define CX88_BOARD_ATI_WONDER_PRO           4
 152 #define CX88_BOARD_WINFAST2000XP_EXPERT     5
 153 #define CX88_BOARD_AVERTV_STUDIO_303        6
 154 #define CX88_BOARD_MSI_TVANYWHERE_MASTER    7
 155 #define CX88_BOARD_WINFAST_DV2000           8
 156 #define CX88_BOARD_LEADTEK_PVR2000          9
 157 #define CX88_BOARD_IODATA_GVVCP3PCI        10
 158 #define CX88_BOARD_PROLINK_PLAYTVPVR       11
 159 #define CX88_BOARD_ASUS_PVR_416            12
 160 #define CX88_BOARD_MSI_TVANYWHERE          13
 161 #define CX88_BOARD_KWORLD_DVB_T            14
 162 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15
 163 #define CX88_BOARD_KWORLD_LTV883           16
 164 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q  17
 165 #define CX88_BOARD_HAUPPAUGE_DVB_T1        18
 166 #define CX88_BOARD_CONEXANT_DVB_T1         19
 167 #define CX88_BOARD_PROVIDEO_PV259          20
 168 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21
 169 #define CX88_BOARD_PCHDTV_HD3000           22
 170 #define CX88_BOARD_DNTV_LIVE_DVB_T         23
 171 #define CX88_BOARD_HAUPPAUGE_ROSLYN        24
 172 #define CX88_BOARD_DIGITALLOGIC_MEC        25
 173 #define CX88_BOARD_IODATA_GVBCTV7E         26
 174 #define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27
 175 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T  28
 176 #define CX88_BOARD_ADSTECH_DVB_T_PCI          29
 177 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1  30
 178 #define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31
 179 #define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32
 180 #define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33
 181 #define CX88_BOARD_ATI_HDTVWONDER          34
 182 #define CX88_BOARD_WINFAST_DTV1000         35
 183 #define CX88_BOARD_AVERTV_303              36
 184 #define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1  37
 185 #define CX88_BOARD_HAUPPAUGE_NOVASE2_S1    38
 186 #define CX88_BOARD_KWORLD_DVBS_100         39
 187 #define CX88_BOARD_HAUPPAUGE_HVR1100       40
 188 #define CX88_BOARD_HAUPPAUGE_HVR1100LP     41
 189 #define CX88_BOARD_DNTV_LIVE_DVB_T_PRO     42
 190 #define CX88_BOARD_KWORLD_DVB_T_CX22702    43
 191 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44
 192 #define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45
 193 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46
 194 #define CX88_BOARD_PCHDTV_HD5500           47
 195 #define CX88_BOARD_KWORLD_MCE200_DELUXE    48
 196 #define CX88_BOARD_PIXELVIEW_PLAYTV_P7000  49
 197 #define CX88_BOARD_NPGTECH_REALTV_TOP10FM  50
 198 #define CX88_BOARD_WINFAST_DTV2000H        51
 199 #define CX88_BOARD_GENIATECH_DVBS          52
 200 #define CX88_BOARD_HAUPPAUGE_HVR3000       53
 201 #define CX88_BOARD_NORWOOD_MICRO           54
 202 #define CX88_BOARD_TE_DTV_250_OEM_SWANN    55
 203 #define CX88_BOARD_HAUPPAUGE_HVR1300       56
 204
 205 enum cx88_itype {
 206         CX88_VMUX_COMPOSITE1 = 1,
 207         CX88_VMUX_COMPOSITE2,
 208         CX88_VMUX_COMPOSITE3,
 209         CX88_VMUX_COMPOSITE4,
 210         CX88_VMUX_SVIDEO,
 211         CX88_VMUX_TELEVISION,
 212         CX88_VMUX_CABLE,
 213         CX88_VMUX_DVB,
 214         CX88_VMUX_DEBUG,
 215         CX88_RADIO,
 216 };
 217
 218 struct cx88_input {
 219         enum cx88_itype type;
 220         unsigned int    vmux;
 221         u32             gpio0, gpio1, gpio2, gpio3;
 222 };
 223
 224 struct cx88_board {
 225         char                    *name;
 226         unsigned int            tuner_type;
 227         unsigned int            radio_type;
 228         unsigned char           tuner_addr;
 229         unsigned char           radio_addr;
 230         int                     tda9887_conf;
 231         struct cx88_input       input[MAX_CX88_INPUT];
 232         struct cx88_input       radio;
 233         unsigned int            blackbird:1;
 234         unsigned int            dvb:1;
 235 };
 236
 237 struct cx88_subid {
 238         u16     subvendor;
 239         u16     subdevice;
 240         u32     card;
 241 };
 242
 243 #define INPUT(nr) (&cx88_boards[core->board].input[nr])
 244
 245 /* ----------------------------------------------------------- */
 246 /* device / file handle status                                 */
 247
 248 #define RESOURCE_OVERLAY       1
 249 #define RESOURCE_VIDEO         2
 250 #define RESOURCE_VBI           4
 251
 252 #define BUFFER_TIMEOUT     (HZ/2)  /* 0.5 seconds */
 253
 254 /* buffer for one video frame */
 255 struct cx88_buffer {
 256         /* common v4l buffer stuff -- must be first */
 257         struct videobuf_buffer vb;
 258
 259         /* cx88 specific */
 260         unsigned int           bpl;
 261         struct btcx_riscmem    risc;
 262         struct cx8800_fmt      *fmt;
 263         u32                    count;
 264 };
 265
 266 struct cx88_dmaqueue {
 267         struct list_head       active;
 268         struct list_head       queued;
 269         struct timer_list      timeout;
 270         struct btcx_riscmem    stopper;
 271         u32                    count;
 272 };
 273
 274 struct cx88_core {
 275         struct list_head           devlist;
 276         atomic_t                   refcount;
 277
 278         /* board name */
 279         int                        nr;
 280         char                       name[32];
 281
 282         /* pci stuff */
 283         int                        pci_bus;
 284         int                        pci_slot;
 285         u32                        __iomem *lmmio;
 286         u8                         __iomem *bmmio;
 287         u32                        shadow[SHADOW_MAX];
 288         int                        pci_irqmask;
 289
 290         /* i2c i/o */
 291         struct i2c_adapter         i2c_adap;
 292         struct i2c_algo_bit_data   i2c_algo;
 293         struct i2c_client          i2c_client;
 294         u32                        i2c_state, i2c_rc;
 295
 296         /* config info -- analog */
 297         unsigned int               board;
 298         unsigned int               tuner_type;
 299         unsigned int               radio_type;
 300         unsigned char              tuner_addr;
 301         unsigned char              radio_addr;
 302         unsigned int               tda9887_conf;
 303         unsigned int               has_radio;
 304
 305         /* Supported V4L _STD_ tuner formats */
 306         unsigned int               tuner_formats;
 307
 308         /* config info -- dvb */
 309         struct dvb_pll_desc        *pll_desc;
 310         unsigned int               pll_addr;
 311         int                        (*prev_set_voltage)(struct dvb_frontend* fe, fe_sec_voltage_t voltage);
 312
 313         /* state info */
 314         struct task_struct         *kthread;
 315         struct cx88_tvnorm         *tvnorm;
 316         u32                        tvaudio;
 317         u32                        audiomode_manual;
 318         u32                        audiomode_current;
 319         u32                        input;
 320         u32                        astat;
 321         u32                        use_nicam;
 322
 323         /* IR remote control state */
 324         struct cx88_IR             *ir;
 325
 326         struct mutex               lock;
 327         /* various v4l controls */
 328         u32                        freq;
 329
 330         /* cx88-video needs to access cx8802 for hybrid tuner pll access. */
 331         struct cx8802_dev          *dvbdev;
 332 };
 333
 334 struct cx8800_dev;
 335 struct cx8802_dev;
 336
 337 /* ----------------------------------------------------------- */
 338 /* function 0: video stuff                                     */
 339
 340 struct cx8800_fh {
 341         struct cx8800_dev          *dev;
 342         enum v4l2_buf_type         type;
 343         int                        radio;
 344         unsigned int               resources;
 345
 346         /* video overlay */
 347         struct v4l2_window         win;
 348         struct v4l2_clip           *clips;
 349         unsigned int               nclips;
 350
 351         /* video capture */
 352         struct cx8800_fmt          *fmt;
 353         unsigned int               width,height;
 354         struct videobuf_queue      vidq;
 355
 356         /* vbi capture */
 357         struct videobuf_queue      vbiq;
 358 };
 359
 360 struct cx8800_suspend_state {
 361         int                        disabled;
 362 };
 363
 364 struct cx8800_dev {
 365         struct cx88_core           *core;
 366         struct list_head           devlist;
 367         spinlock_t                 slock;
 368
 369         /* various device info */
 370         unsigned int               resources;
 371         struct video_device        *video_dev;
 372         struct video_device        *vbi_dev;
 373         struct video_device        *radio_dev;
 374
 375         /* pci i/o */
 376         struct pci_dev             *pci;
 377         unsigned char              pci_rev,pci_lat;
 378
 379
 380         /* capture queues */
 381         struct cx88_dmaqueue       vidq;
 382         struct cx88_dmaqueue       vbiq;
 383
 384         /* various v4l controls */
 385
 386         /* other global state info */
 387         struct cx8800_suspend_state state;
 388 };
 389
 390 /* ----------------------------------------------------------- */
 391 /* function 1: audio/alsa stuff                                */
 392 /* =============> moved to cx88-alsa.c <====================== */
 393
 394
 395 /* ----------------------------------------------------------- */
 396 /* function 2: mpeg stuff                                      */
 397
 398 struct cx8802_fh {
 399         struct cx8802_dev          *dev;
 400         struct videobuf_queue      mpegq;
 401 };
 402
 403 struct cx8802_suspend_state {
 404         int                        disabled;
 405 };
 406
 407 struct cx8802_dev {
 408         struct cx88_core           *core;
 409         spinlock_t                 slock;
 410
 411         /* pci i/o */
 412         struct pci_dev             *pci;
 413         unsigned char              pci_rev,pci_lat;
 414
 415         /* dma queues */
 416         struct cx88_dmaqueue       mpegq;
 417         u32                        ts_packet_size;
 418         u32                        ts_packet_count;
 419
 420         /* other global state info */
 421         struct cx8802_suspend_state state;
 422
 423         /* for blackbird only */
 424         struct list_head           devlist;
 425         struct video_device        *mpeg_dev;
 426         u32                        mailbox;
 427         int                        width;
 428         int                        height;
 429
 430         /* for dvb only */
 431         struct videobuf_dvb        dvb;
 432         void*                      fe_handle;
 433         int                        (*fe_release)(void *handle);
 434
 435         void                       *card_priv;
 436         /* for switching modulation types */
 437         unsigned char              ts_gen_cntrl;
 438
 439         /* mpeg params */
 440         struct cx2341x_mpeg_params params;
 441 };
 442
 443 /* ----------------------------------------------------------- */
 444
 445 #define cx_read(reg)             readl(core->lmmio + ((reg)>>2))
 446 #define cx_write(reg,value)      writel((value), core->lmmio + ((reg)>>2))
 447 #define cx_writeb(reg,value)     writeb((value), core->bmmio + (reg))
 448
 449 #define cx_andor(reg,mask,value) \
 450   writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\
 451   ((value) & (mask)), core->lmmio+((reg)>>2))
 452 #define cx_set(reg,bit)          cx_andor((reg),(bit),(bit))
 453 #define cx_clear(reg,bit)        cx_andor((reg),(bit),0)
 454
 455 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); }
 456
 457 /* shadow registers */
 458 #define cx_sread(sreg)              (core->shadow[sreg])
 459 #define cx_swrite(sreg,reg,value) \
 460   (core->shadow[sreg] = value, \
 461    writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 462 #define cx_sandor(sreg,reg,mask,value) \
 463   (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \
 464    writel(core->shadow[sreg], core->lmmio + ((reg)>>2)))
 465
 466 /* ----------------------------------------------------------- */
 467 /* cx88-core.c                                                 */
 468
 469 extern void cx88_print_irqbits(char *name, char *tag, char **strings,
 470                                u32 bits, u32 mask);
 471
 472 extern int cx88_core_irq(struct cx88_core *core, u32 status);
 473 extern void cx88_wakeup(struct cx88_core *core,
 474                         struct cx88_dmaqueue *q, u32 count);
 475 extern void cx88_shutdown(struct cx88_core *core);
 476 extern int cx88_reset(struct cx88_core *core);
 477
 478 extern int
 479 cx88_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 480                  struct scatterlist *sglist,
 481                  unsigned int top_offset, unsigned int bottom_offset,
 482                  unsigned int bpl, unsigned int padding, unsigned int lines);
 483 extern int
 484 cx88_risc_databuffer(struct pci_dev *pci, struct btcx_riscmem *risc,
 485                      struct scatterlist *sglist, unsigned int bpl,
 486                      unsigned int lines);
 487 extern int
 488 cx88_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
 489                   u32 reg, u32 mask, u32 value);
 490 extern void
 491 cx88_free_buffer(struct videobuf_queue *q, struct cx88_buffer *buf);
 492
 493 extern void cx88_risc_disasm(struct cx88_core *core,
 494                              struct btcx_riscmem *risc);
 495 extern int cx88_sram_channel_setup(struct cx88_core *core,
 496                                    struct sram_channel *ch,
 497                                    unsigned int bpl, u32 risc);
 498 extern void cx88_sram_channel_dump(struct cx88_core *core,
 499                                    struct sram_channel *ch);
 500
 501 extern int cx88_set_scale(struct cx88_core *core, unsigned int width,
 502                           unsigned int height, enum v4l2_field field);
 503 extern int cx88_set_tvnorm(struct cx88_core *core, struct cx88_tvnorm *norm);
 504
 505 extern struct video_device *cx88_vdev_init(struct cx88_core *core,
 506                                            struct pci_dev *pci,
 507                                            struct video_device *template,
 508                                            char *type);
 509 extern struct cx88_core* cx88_core_get(struct pci_dev *pci);
 510 extern void cx88_core_put(struct cx88_core *core,
 511                           struct pci_dev *pci);
 512
 513 extern int cx88_start_audio_dma(struct cx88_core *core);
 514 extern int cx88_stop_audio_dma(struct cx88_core *core);
 515
 516
 517 /* ----------------------------------------------------------- */
 518 /* cx88-vbi.c                                                  */
 519
 520 void cx8800_vbi_fmt(struct cx8800_dev *dev, struct v4l2_format *f);
 521 /*
 522 int cx8800_start_vbi_dma(struct cx8800_dev    *dev,
 523                          struct cx88_dmaqueue *q,
 524                          struct cx88_buffer   *buf);
 525 */
 526 int cx8800_stop_vbi_dma(struct cx8800_dev *dev);
 527 int cx8800_restart_vbi_queue(struct cx8800_dev    *dev,
 528                              struct cx88_dmaqueue *q);
 529 void cx8800_vbi_timeout(unsigned long data);
 530
 531 extern struct videobuf_queue_ops cx8800_vbi_qops;
 532
 533 /* ----------------------------------------------------------- */
 534 /* cx88-i2c.c                                                  */
 535
 536 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci);
 537 extern void cx88_call_i2c_clients(struct cx88_core *core,
 538                                   unsigned int cmd, void *arg);
 539
 540
 541 /* ----------------------------------------------------------- */
 542 /* cx88-cards.c                                                */
 543
 544 extern struct cx88_board cx88_boards[];
 545 extern const unsigned int cx88_bcount;
 546
 547 extern struct cx88_subid cx88_subids[];
 548 extern const unsigned int cx88_idcount;
 549
 550 extern void cx88_card_list(struct cx88_core *core, struct pci_dev *pci);
 551 extern void cx88_card_setup(struct cx88_core *core);
 552 extern void cx88_card_setup_pre_i2c(struct cx88_core *core);
 553
 554 /* ----------------------------------------------------------- */
 555 /* cx88-tvaudio.c                                              */
 556
 557 #define WW_NONE          1
 558 #define WW_BTSC          2
 559 #define WW_BG            3
 560 #define WW_DK            4
 561 #define WW_I             5
 562 #define WW_L             6
 563 #define WW_EIAJ          7
 564 #define WW_I2SPT         8
 565 #define WW_FM            9
 566
 567 void cx88_set_tvaudio(struct cx88_core *core);
 568 void cx88_newstation(struct cx88_core *core);
 569 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t);
 570 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual);
 571 int cx88_audio_thread(void *data);
 572
 573 /* ----------------------------------------------------------- */
 574 /* cx88-input.c                                                */
 575
 576 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci);
 577 int cx88_ir_fini(struct cx88_core *core);
 578 void cx88_ir_irq(struct cx88_core *core);
 579
 580 /* ----------------------------------------------------------- */
 581 /* cx88-mpeg.c                                                 */
 582
 583 int cx8802_buf_prepare(struct videobuf_queue *q,struct cx8802_dev *dev,
 584                         struct cx88_buffer *buf, enum v4l2_field field);
 585 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf);
 586 void cx8802_cancel_buffers(struct cx8802_dev *dev);
 587
 588 int cx8802_init_common(struct cx8802_dev *dev);
 589 void cx8802_fini_common(struct cx8802_dev *dev);
 590
 591 int cx8802_suspend_common(struct pci_dev *pci_dev, pm_message_t state);
 592 int cx8802_resume_common(struct pci_dev *pci_dev);
 593
 594 /* ----------------------------------------------------------- */
 595 /* cx88-video.c                                                */
 596 extern int cx88_do_ioctl(struct inode *inode, struct file *file, int radio,
 597                                 struct cx88_core *core, unsigned int cmd,
 598                                 void *arg, v4l2_kioctl driver_ioctl);
 599 extern const u32 cx88_user_ctrls[];
 600 extern int cx8800_ctrl_query(struct v4l2_queryctrl *qctrl);
 601
 602 /*
 603  * Local variables:
 604  * c-basic-offset: 8
 605  * End:
 606  * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
 607  */