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-device.h> 29 #include <media/v4l2-fh.h> 30 #include <media/tuner.h> 31 #include <media/tveeprom.h> 32 #include <media/videobuf2-dma-sg.h> 33 #include <media/cx2341x.h> 34 #include <media/videobuf2-dvb.h> 35 #include <media/ir-kbd-i2c.h> 36 #include <media/wm8775.h> 37 38 #include "cx88-reg.h" 39 #include "tuner-xc2028.h" 40 41 #include <linux/mutex.h> 42 43 #define CX88_VERSION "1.0.0" 44 45 #define UNSET (-1U) 46 47 #define CX88_MAXBOARDS 8 48 49 /* Max number of inputs by card */ 50 #define MAX_CX88_INPUT 8 51 52 /* ----------------------------------------------------------- */ 53 /* defines and enums */ 54 55 /* Currently unsupported by the driver: PAL/H, NTSC/Kr, SECAM/LC */ 56 #define CX88_NORMS (V4L2_STD_ALL \ 57 & ~V4L2_STD_PAL_H \ 58 & ~V4L2_STD_NTSC_M_KR \ 59 & ~V4L2_STD_SECAM_LC) 60 61 #define FORMAT_FLAGS_PACKED 0x01 62 #define FORMAT_FLAGS_PLANAR 0x02 63 64 #define VBI_LINE_PAL_COUNT 18 65 #define VBI_LINE_NTSC_COUNT 12 66 #define VBI_LINE_LENGTH 2048 67 68 #define AUD_RDS_LINES 4 69 70 /* need "shadow" registers for some write-only ones ... */ 71 #define SHADOW_AUD_VOL_CTL 1 72 #define SHADOW_AUD_BAL_CTL 2 73 #define SHADOW_MAX 3 74 75 /* FM Radio deemphasis type */ 76 enum cx88_deemph_type { 77 FM_NO_DEEMPH = 0, 78 FM_DEEMPH_50, 79 FM_DEEMPH_75 80 }; 81 82 enum cx88_board_type { 83 CX88_BOARD_NONE = 0, 84 CX88_MPEG_DVB, 85 CX88_MPEG_BLACKBIRD 86 }; 87 88 enum cx8802_board_access { 89 CX8802_DRVCTL_SHARED = 1, 90 CX8802_DRVCTL_EXCLUSIVE = 2, 91 }; 92 93 /* ----------------------------------------------------------- */ 94 /* tv norms */ 95 96 static inline unsigned int norm_maxw(v4l2_std_id norm) 97 { 98 return 720; 99 } 100 101 102 static inline unsigned int norm_maxh(v4l2_std_id norm) 103 { 104 return (norm & V4L2_STD_525_60) ? 480 : 576; 105 } 106 107 /* ----------------------------------------------------------- */ 108 /* static data */ 109 110 struct cx8800_fmt { 111 const char *name; 112 u32 fourcc; /* v4l2 format id */ 113 int depth; 114 int flags; 115 u32 cxformat; 116 }; 117 118 /* ----------------------------------------------------------- */ 119 /* SRAM memory management data (see cx88-core.c) */ 120 121 #define SRAM_CH21 0 /* video */ 122 #define SRAM_CH22 1 123 #define SRAM_CH23 2 124 #define SRAM_CH24 3 /* vbi */ 125 #define SRAM_CH25 4 /* audio */ 126 #define SRAM_CH26 5 127 #define SRAM_CH28 6 /* mpeg */ 128 #define SRAM_CH27 7 /* audio rds */ 129 /* more */ 130 131 struct sram_channel { 132 const char *name; 133 u32 cmds_start; 134 u32 ctrl_start; 135 u32 cdt; 136 u32 fifo_start; 137 u32 fifo_size; 138 u32 ptr1_reg; 139 u32 ptr2_reg; 140 u32 cnt1_reg; 141 u32 cnt2_reg; 142 }; 143 extern const struct sram_channel cx88_sram_channels[]; 144 145 /* ----------------------------------------------------------- */ 146 /* card configuration */ 147 148 #define CX88_BOARD_NOAUTO UNSET 149 #define CX88_BOARD_UNKNOWN 0 150 #define CX88_BOARD_HAUPPAUGE 1 151 #define CX88_BOARD_GDI 2 152 #define CX88_BOARD_PIXELVIEW 3 153 #define CX88_BOARD_ATI_WONDER_PRO 4 154 #define CX88_BOARD_WINFAST2000XP_EXPERT 5 155 #define CX88_BOARD_AVERTV_STUDIO_303 6 156 #define CX88_BOARD_MSI_TVANYWHERE_MASTER 7 157 #define CX88_BOARD_WINFAST_DV2000 8 158 #define CX88_BOARD_LEADTEK_PVR2000 9 159 #define CX88_BOARD_IODATA_GVVCP3PCI 10 160 #define CX88_BOARD_PROLINK_PLAYTVPVR 11 161 #define CX88_BOARD_ASUS_PVR_416 12 162 #define CX88_BOARD_MSI_TVANYWHERE 13 163 #define CX88_BOARD_KWORLD_DVB_T 14 164 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T1 15 165 #define CX88_BOARD_KWORLD_LTV883 16 166 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_Q 17 167 #define CX88_BOARD_HAUPPAUGE_DVB_T1 18 168 #define CX88_BOARD_CONEXANT_DVB_T1 19 169 #define CX88_BOARD_PROVIDEO_PV259 20 170 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PLUS 21 171 #define CX88_BOARD_PCHDTV_HD3000 22 172 #define CX88_BOARD_DNTV_LIVE_DVB_T 23 173 #define CX88_BOARD_HAUPPAUGE_ROSLYN 24 174 #define CX88_BOARD_DIGITALLOGIC_MEC 25 175 #define CX88_BOARD_IODATA_GVBCTV7E 26 176 #define CX88_BOARD_PIXELVIEW_PLAYTV_ULTRA_PRO 27 177 #define CX88_BOARD_DVICO_FUSIONHDTV_3_GOLD_T 28 178 #define CX88_BOARD_ADSTECH_DVB_T_PCI 29 179 #define CX88_BOARD_TERRATEC_CINERGY_1400_DVB_T1 30 180 #define CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD 31 181 #define CX88_BOARD_AVERMEDIA_ULTRATV_MC_550 32 182 #define CX88_BOARD_KWORLD_VSTREAM_EXPERT_DVD 33 183 #define CX88_BOARD_ATI_HDTVWONDER 34 184 #define CX88_BOARD_WINFAST_DTV1000 35 185 #define CX88_BOARD_AVERTV_303 36 186 #define CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1 37 187 #define CX88_BOARD_HAUPPAUGE_NOVASE2_S1 38 188 #define CX88_BOARD_KWORLD_DVBS_100 39 189 #define CX88_BOARD_HAUPPAUGE_HVR1100 40 190 #define CX88_BOARD_HAUPPAUGE_HVR1100LP 41 191 #define CX88_BOARD_DNTV_LIVE_DVB_T_PRO 42 192 #define CX88_BOARD_KWORLD_DVB_T_CX22702 43 193 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_DUAL 44 194 #define CX88_BOARD_KWORLD_HARDWARE_MPEG_TV_XPERT 45 195 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_HYBRID 46 196 #define CX88_BOARD_PCHDTV_HD5500 47 197 #define CX88_BOARD_KWORLD_MCE200_DELUXE 48 198 #define CX88_BOARD_PIXELVIEW_PLAYTV_P7000 49 199 #define CX88_BOARD_NPGTECH_REALTV_TOP10FM 50 200 #define CX88_BOARD_WINFAST_DTV2000H 51 201 #define CX88_BOARD_GENIATECH_DVBS 52 202 #define CX88_BOARD_HAUPPAUGE_HVR3000 53 203 #define CX88_BOARD_NORWOOD_MICRO 54 204 #define CX88_BOARD_TE_DTV_250_OEM_SWANN 55 205 #define CX88_BOARD_HAUPPAUGE_HVR1300 56 206 #define CX88_BOARD_ADSTECH_PTV_390 57 207 #define CX88_BOARD_PINNACLE_PCTV_HD_800i 58 208 #define CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO 59 209 #define CX88_BOARD_PINNACLE_HYBRID_PCTV 60 210 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL 61 211 #define CX88_BOARD_POWERCOLOR_REAL_ANGEL 62 212 #define CX88_BOARD_GENIATECH_X8000_MT 63 213 #define CX88_BOARD_DVICO_FUSIONHDTV_DVB_T_PRO 64 214 #define CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD 65 215 #define CX88_BOARD_PROLINK_PV_8000GT 66 216 #define CX88_BOARD_KWORLD_ATSC_120 67 217 #define CX88_BOARD_HAUPPAUGE_HVR4000 68 218 #define CX88_BOARD_HAUPPAUGE_HVR4000LITE 69 219 #define CX88_BOARD_TEVII_S460 70 220 #define CX88_BOARD_OMICOM_SS4_PCI 71 221 #define CX88_BOARD_TBS_8920 72 222 #define CX88_BOARD_TEVII_S420 73 223 #define CX88_BOARD_PROLINK_PV_GLOBAL_XTREME 74 224 #define CX88_BOARD_PROF_7300 75 225 #define CX88_BOARD_SATTRADE_ST4200 76 226 #define CX88_BOARD_TBS_8910 77 227 #define CX88_BOARD_PROF_6200 78 228 #define CX88_BOARD_TERRATEC_CINERGY_HT_PCI_MKII 79 229 #define CX88_BOARD_HAUPPAUGE_IRONLY 80 230 #define CX88_BOARD_WINFAST_DTV1800H 81 231 #define CX88_BOARD_WINFAST_DTV2000H_J 82 232 #define CX88_BOARD_PROF_7301 83 233 #define CX88_BOARD_SAMSUNG_SMT_7020 84 234 #define CX88_BOARD_TWINHAN_VP1027_DVBS 85 235 #define CX88_BOARD_TEVII_S464 86 236 #define CX88_BOARD_WINFAST_DTV2000H_PLUS 87 237 #define CX88_BOARD_WINFAST_DTV1800H_XC4000 88 238 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F36 89 239 #define CX88_BOARD_WINFAST_TV2000_XP_GLOBAL_6F43 90 240 241 enum cx88_itype { 242 CX88_VMUX_COMPOSITE1 = 1, 243 CX88_VMUX_COMPOSITE2, 244 CX88_VMUX_COMPOSITE3, 245 CX88_VMUX_COMPOSITE4, 246 CX88_VMUX_SVIDEO, 247 CX88_VMUX_TELEVISION, 248 CX88_VMUX_CABLE, 249 CX88_VMUX_DVB, 250 CX88_VMUX_DEBUG, 251 CX88_RADIO, 252 }; 253 254 struct cx88_input { 255 enum cx88_itype type; 256 u32 gpio0, gpio1, gpio2, gpio3; 257 unsigned int vmux:2; 258 unsigned int audioroute:4; 259 }; 260 261 enum cx88_audio_chip { 262 CX88_AUDIO_WM8775 = 1, 263 CX88_AUDIO_TVAUDIO, 264 }; 265 266 struct cx88_board { 267 const char *name; 268 unsigned int tuner_type; 269 unsigned int radio_type; 270 unsigned char tuner_addr; 271 unsigned char radio_addr; 272 int tda9887_conf; 273 struct cx88_input input[MAX_CX88_INPUT]; 274 struct cx88_input radio; 275 enum cx88_board_type mpeg; 276 enum cx88_audio_chip audio_chip; 277 int num_frontends; 278 279 /* Used for I2S devices */ 280 int i2sinputcntl; 281 }; 282 283 struct cx88_subid { 284 u16 subvendor; 285 u16 subdevice; 286 u32 card; 287 }; 288 289 enum cx88_tvaudio { 290 WW_NONE = 1, 291 WW_BTSC, 292 WW_BG, 293 WW_DK, 294 WW_I, 295 WW_L, 296 WW_EIAJ, 297 WW_I2SPT, 298 WW_FM, 299 WW_I2SADC, 300 WW_M 301 }; 302 303 #define INPUT(nr) (core->board.input[nr]) 304 305 /* ----------------------------------------------------------- */ 306 /* device / file handle status */ 307 308 #define RESOURCE_OVERLAY 1 309 #define RESOURCE_VIDEO 2 310 #define RESOURCE_VBI 4 311 312 #define BUFFER_TIMEOUT msecs_to_jiffies(2000) 313 314 struct cx88_riscmem { 315 unsigned int size; 316 __le32 *cpu; 317 __le32 *jmp; 318 dma_addr_t dma; 319 }; 320 321 /* buffer for one video frame */ 322 struct cx88_buffer { 323 /* common v4l buffer stuff -- must be first */ 324 struct vb2_buffer vb; 325 struct list_head list; 326 327 /* cx88 specific */ 328 unsigned int bpl; 329 struct cx88_riscmem risc; 330 }; 331 332 struct cx88_dmaqueue { 333 struct list_head active; 334 u32 count; 335 }; 336 337 struct cx8800_dev; 338 struct cx8802_dev; 339 340 struct cx88_core { 341 struct list_head devlist; 342 atomic_t refcount; 343 344 /* board name */ 345 int nr; 346 char name[32]; 347 u32 model; 348 349 /* pci stuff */ 350 int pci_bus; 351 int pci_slot; 352 u32 __iomem *lmmio; 353 u8 __iomem *bmmio; 354 u32 shadow[SHADOW_MAX]; 355 int pci_irqmask; 356 357 /* i2c i/o */ 358 struct i2c_adapter i2c_adap; 359 struct i2c_algo_bit_data i2c_algo; 360 struct i2c_client i2c_client; 361 u32 i2c_state, i2c_rc; 362 363 /* config info -- analog */ 364 struct v4l2_device v4l2_dev; 365 struct v4l2_ctrl_handler video_hdl; 366 struct v4l2_ctrl *chroma_agc; 367 struct v4l2_ctrl_handler audio_hdl; 368 struct v4l2_subdev *sd_wm8775; 369 struct i2c_client *i2c_rtc; 370 unsigned int boardnr; 371 struct cx88_board board; 372 373 /* Supported V4L _STD_ tuner formats */ 374 unsigned int tuner_formats; 375 376 /* config info -- dvb */ 377 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB) 378 int (*prev_set_voltage)(struct dvb_frontend *fe, 379 enum fe_sec_voltage voltage); 380 #endif 381 void (*gate_ctrl)(struct cx88_core *core, int open); 382 383 /* state info */ 384 struct task_struct *kthread; 385 v4l2_std_id tvnorm; 386 unsigned width, height; 387 unsigned field; 388 enum cx88_tvaudio tvaudio; 389 u32 audiomode_manual; 390 u32 audiomode_current; 391 u32 input; 392 u32 last_analog_input; 393 u32 astat; 394 u32 use_nicam; 395 unsigned long last_change; 396 397 /* IR remote control state */ 398 struct cx88_IR *ir; 399 400 /* I2C remote data */ 401 struct IR_i2c_init_data init_data; 402 struct wm8775_platform_data wm8775_data; 403 404 struct mutex lock; 405 /* various v4l controls */ 406 u32 freq; 407 408 /* 409 * cx88-video needs to access cx8802 for hybrid tuner pll access and 410 * for vb2_is_busy() checks. 411 */ 412 struct cx8802_dev *dvbdev; 413 /* cx88-blackbird needs to access cx8800 for vb2_is_busy() checks */ 414 struct cx8800_dev *v4ldev; 415 enum cx88_board_type active_type_id; 416 int active_ref; 417 int active_fe_id; 418 }; 419 420 static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev) 421 { 422 return container_of(v4l2_dev, struct cx88_core, v4l2_dev); 423 } 424 425 #define call_hw(core, grpid, o, f, args...) \ 426 do { \ 427 if (!core->i2c_rc) { \ 428 if (core->gate_ctrl) \ 429 core->gate_ctrl(core, 1); \ 430 v4l2_device_call_all(&core->v4l2_dev, grpid, o, f, ##args); \ 431 if (core->gate_ctrl) \ 432 core->gate_ctrl(core, 0); \ 433 } \ 434 } while (0) 435 436 #define call_all(core, o, f, args...) call_hw(core, 0, o, f, ##args) 437 438 #define WM8775_GID (1 << 0) 439 440 #define wm8775_s_ctrl(core, id, val) \ 441 do { \ 442 struct v4l2_ctrl *ctrl_ = \ 443 v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \ 444 if (ctrl_ && !core->i2c_rc) { \ 445 if (core->gate_ctrl) \ 446 core->gate_ctrl(core, 1); \ 447 v4l2_ctrl_s_ctrl(ctrl_, val); \ 448 if (core->gate_ctrl) \ 449 core->gate_ctrl(core, 0); \ 450 } \ 451 } while (0) 452 453 #define wm8775_g_ctrl(core, id) \ 454 ({ \ 455 struct v4l2_ctrl *ctrl_ = \ 456 v4l2_ctrl_find(core->sd_wm8775->ctrl_handler, id); \ 457 s32 val = 0; \ 458 if (ctrl_ && !core->i2c_rc) { \ 459 if (core->gate_ctrl) \ 460 core->gate_ctrl(core, 1); \ 461 val = v4l2_ctrl_g_ctrl(ctrl_); \ 462 if (core->gate_ctrl) \ 463 core->gate_ctrl(core, 0); \ 464 } \ 465 val; \ 466 }) 467 468 /* ----------------------------------------------------------- */ 469 /* function 0: video stuff */ 470 471 struct cx8800_suspend_state { 472 int disabled; 473 }; 474 475 struct cx8800_dev { 476 struct cx88_core *core; 477 spinlock_t slock; 478 479 /* various device info */ 480 unsigned int resources; 481 struct video_device video_dev; 482 struct video_device vbi_dev; 483 struct video_device radio_dev; 484 485 /* pci i/o */ 486 struct pci_dev *pci; 487 unsigned char pci_rev,pci_lat; 488 void *alloc_ctx; 489 490 const struct cx8800_fmt *fmt; 491 492 /* capture queues */ 493 struct cx88_dmaqueue vidq; 494 struct vb2_queue vb2_vidq; 495 struct cx88_dmaqueue vbiq; 496 struct vb2_queue vb2_vbiq; 497 498 /* various v4l controls */ 499 500 /* other global state info */ 501 struct cx8800_suspend_state state; 502 }; 503 504 /* ----------------------------------------------------------- */ 505 /* function 1: audio/alsa stuff */ 506 /* =============> moved to cx88-alsa.c <====================== */ 507 508 509 /* ----------------------------------------------------------- */ 510 /* function 2: mpeg stuff */ 511 512 struct cx8802_suspend_state { 513 int disabled; 514 }; 515 516 struct cx8802_driver { 517 struct cx88_core *core; 518 519 /* List of drivers attached to device */ 520 struct list_head drvlist; 521 522 /* Type of driver and access required */ 523 enum cx88_board_type type_id; 524 enum cx8802_board_access hw_access; 525 526 /* MPEG 8802 internal only */ 527 int (*suspend)(struct pci_dev *pci_dev, pm_message_t state); 528 int (*resume)(struct pci_dev *pci_dev); 529 530 /* Callers to the following functions must hold core->lock */ 531 532 /* MPEG 8802 -> mini driver - Driver probe and configuration */ 533 int (*probe)(struct cx8802_driver *drv); 534 int (*remove)(struct cx8802_driver *drv); 535 536 /* MPEG 8802 -> mini driver - Access for hardware control */ 537 int (*advise_acquire)(struct cx8802_driver *drv); 538 int (*advise_release)(struct cx8802_driver *drv); 539 540 /* MPEG 8802 <- mini driver - Access for hardware control */ 541 int (*request_acquire)(struct cx8802_driver *drv); 542 int (*request_release)(struct cx8802_driver *drv); 543 }; 544 545 struct cx8802_dev { 546 struct cx88_core *core; 547 spinlock_t slock; 548 549 /* pci i/o */ 550 struct pci_dev *pci; 551 unsigned char pci_rev,pci_lat; 552 void *alloc_ctx; 553 554 /* dma queues */ 555 struct cx88_dmaqueue mpegq; 556 struct vb2_queue vb2_mpegq; 557 u32 ts_packet_size; 558 u32 ts_packet_count; 559 560 /* other global state info */ 561 struct cx8802_suspend_state state; 562 563 /* for blackbird only */ 564 struct list_head devlist; 565 #if IS_ENABLED(CONFIG_VIDEO_CX88_BLACKBIRD) 566 struct video_device mpeg_dev; 567 u32 mailbox; 568 569 /* mpeg params */ 570 struct cx2341x_handler cxhdl; 571 #endif 572 573 #if IS_ENABLED(CONFIG_VIDEO_CX88_DVB) 574 /* for dvb only */ 575 struct vb2_dvb_frontends frontends; 576 #endif 577 578 #if IS_ENABLED(CONFIG_VIDEO_CX88_VP3054) 579 /* For VP3045 secondary I2C bus support */ 580 struct vp3054_i2c_state *vp3054; 581 #endif 582 /* for switching modulation types */ 583 unsigned char ts_gen_cntrl; 584 585 /* List of attached drivers; must hold core->lock to access */ 586 struct list_head drvlist; 587 588 struct work_struct request_module_wk; 589 }; 590 591 /* ----------------------------------------------------------- */ 592 593 #define cx_read(reg) readl(core->lmmio + ((reg)>>2)) 594 #define cx_write(reg,value) writel((value), core->lmmio + ((reg)>>2)) 595 #define cx_writeb(reg,value) writeb((value), core->bmmio + (reg)) 596 597 #define cx_andor(reg,mask,value) \ 598 writel((readl(core->lmmio+((reg)>>2)) & ~(mask)) |\ 599 ((value) & (mask)), core->lmmio+((reg)>>2)) 600 #define cx_set(reg,bit) cx_andor((reg),(bit),(bit)) 601 #define cx_clear(reg,bit) cx_andor((reg),(bit),0) 602 603 #define cx_wait(d) { if (need_resched()) schedule(); else udelay(d); } 604 605 /* shadow registers */ 606 #define cx_sread(sreg) (core->shadow[sreg]) 607 #define cx_swrite(sreg,reg,value) \ 608 (core->shadow[sreg] = value, \ 609 writel(core->shadow[sreg], core->lmmio + ((reg)>>2))) 610 #define cx_sandor(sreg,reg,mask,value) \ 611 (core->shadow[sreg] = (core->shadow[sreg] & ~(mask)) | ((value) & (mask)), \ 612 writel(core->shadow[sreg], core->lmmio + ((reg)>>2))) 613 614 /* ----------------------------------------------------------- */ 615 /* cx88-core.c */ 616 617 extern unsigned int cx88_core_debug; 618 619 extern void cx88_print_irqbits(const char *name, const char *tag, const char *strings[], 620 int len, u32 bits, u32 mask); 621 622 extern int cx88_core_irq(struct cx88_core *core, u32 status); 623 extern void cx88_wakeup(struct cx88_core *core, 624 struct cx88_dmaqueue *q, u32 count); 625 extern void cx88_shutdown(struct cx88_core *core); 626 extern int cx88_reset(struct cx88_core *core); 627 628 extern int 629 cx88_risc_buffer(struct pci_dev *pci, struct cx88_riscmem *risc, 630 struct scatterlist *sglist, 631 unsigned int top_offset, unsigned int bottom_offset, 632 unsigned int bpl, unsigned int padding, unsigned int lines); 633 extern int 634 cx88_risc_databuffer(struct pci_dev *pci, struct cx88_riscmem *risc, 635 struct scatterlist *sglist, unsigned int bpl, 636 unsigned int lines, unsigned int lpi); 637 638 extern void cx88_risc_disasm(struct cx88_core *core, 639 struct cx88_riscmem *risc); 640 extern int cx88_sram_channel_setup(struct cx88_core *core, 641 const struct sram_channel *ch, 642 unsigned int bpl, u32 risc); 643 extern void cx88_sram_channel_dump(struct cx88_core *core, 644 const struct sram_channel *ch); 645 646 extern int cx88_set_scale(struct cx88_core *core, unsigned int width, 647 unsigned int height, enum v4l2_field field); 648 extern int cx88_set_tvnorm(struct cx88_core *core, v4l2_std_id norm); 649 650 extern void cx88_vdev_init(struct cx88_core *core, 651 struct pci_dev *pci, 652 struct video_device *vfd, 653 const struct video_device *template_, 654 const char *type); 655 extern struct cx88_core *cx88_core_get(struct pci_dev *pci); 656 extern void cx88_core_put(struct cx88_core *core, 657 struct pci_dev *pci); 658 659 extern int cx88_start_audio_dma(struct cx88_core *core); 660 extern int cx88_stop_audio_dma(struct cx88_core *core); 661 662 663 /* ----------------------------------------------------------- */ 664 /* cx88-vbi.c */ 665 666 /* Can be used as g_vbi_fmt, try_vbi_fmt and s_vbi_fmt */ 667 int cx8800_vbi_fmt (struct file *file, void *priv, 668 struct v4l2_format *f); 669 670 /* 671 int cx8800_start_vbi_dma(struct cx8800_dev *dev, 672 struct cx88_dmaqueue *q, 673 struct cx88_buffer *buf); 674 */ 675 void cx8800_stop_vbi_dma(struct cx8800_dev *dev); 676 int cx8800_restart_vbi_queue(struct cx8800_dev *dev, struct cx88_dmaqueue *q); 677 678 extern const struct vb2_ops cx8800_vbi_qops; 679 680 /* ----------------------------------------------------------- */ 681 /* cx88-i2c.c */ 682 683 extern int cx88_i2c_init(struct cx88_core *core, struct pci_dev *pci); 684 685 686 /* ----------------------------------------------------------- */ 687 /* cx88-cards.c */ 688 689 extern int cx88_tuner_callback(void *dev, int component, int command, int arg); 690 extern int cx88_get_resources(const struct cx88_core *core, 691 struct pci_dev *pci); 692 extern struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr); 693 extern void cx88_setup_xc3028(struct cx88_core *core, struct xc2028_ctrl *ctl); 694 695 /* ----------------------------------------------------------- */ 696 /* cx88-tvaudio.c */ 697 698 void cx88_set_tvaudio(struct cx88_core *core); 699 void cx88_newstation(struct cx88_core *core); 700 void cx88_get_stereo(struct cx88_core *core, struct v4l2_tuner *t); 701 void cx88_set_stereo(struct cx88_core *core, u32 mode, int manual); 702 int cx88_audio_thread(void *data); 703 704 int cx8802_register_driver(struct cx8802_driver *drv); 705 int cx8802_unregister_driver(struct cx8802_driver *drv); 706 707 /* Caller must hold core->lock */ 708 struct cx8802_driver * cx8802_get_driver(struct cx8802_dev *dev, enum cx88_board_type btype); 709 710 /* ----------------------------------------------------------- */ 711 /* cx88-dsp.c */ 712 713 s32 cx88_dsp_detect_stereo_sap(struct cx88_core *core); 714 715 /* ----------------------------------------------------------- */ 716 /* cx88-input.c */ 717 718 int cx88_ir_init(struct cx88_core *core, struct pci_dev *pci); 719 int cx88_ir_fini(struct cx88_core *core); 720 void cx88_ir_irq(struct cx88_core *core); 721 int cx88_ir_start(struct cx88_core *core); 722 void cx88_ir_stop(struct cx88_core *core); 723 extern void cx88_i2c_init_ir(struct cx88_core *core); 724 725 /* ----------------------------------------------------------- */ 726 /* cx88-mpeg.c */ 727 728 int cx8802_buf_prepare(struct vb2_queue *q, struct cx8802_dev *dev, 729 struct cx88_buffer *buf); 730 void cx8802_buf_queue(struct cx8802_dev *dev, struct cx88_buffer *buf); 731 void cx8802_cancel_buffers(struct cx8802_dev *dev); 732 int cx8802_start_dma(struct cx8802_dev *dev, 733 struct cx88_dmaqueue *q, 734 struct cx88_buffer *buf); 735 736 /* ----------------------------------------------------------- */ 737 /* cx88-video.c*/ 738 int cx88_enum_input(struct cx88_core *core, struct v4l2_input *i); 739 int cx88_set_freq(struct cx88_core *core, const struct v4l2_frequency *f); 740 int cx88_video_mux(struct cx88_core *core, unsigned int input); 741 void cx88_querycap(struct file *file, struct cx88_core *core, 742 struct v4l2_capability *cap); 743