1 /* 2 * 3 * device driver for Conexant 2388x based TV cards 4 * video4linux video interface 5 * 6 * (c) 2003-04 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs] 7 * 8 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org> 9 * - Multituner support 10 * - video_ioctl2 conversion 11 * - PAL/M fixes 12 * 13 * This program is free software; you can redistribute it and/or modify 14 * it under the terms of the GNU General Public License as published by 15 * the Free Software Foundation; either version 2 of the License, or 16 * (at your option) any later version. 17 * 18 * This program is distributed in the hope that it will be useful, 19 * but WITHOUT ANY WARRANTY; without even the implied warranty of 20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 * GNU General Public License for more details. 22 * 23 * You should have received a copy of the GNU General Public License 24 * along with this program; if not, write to the Free Software 25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 26 */ 27 28 #include <linux/init.h> 29 #include <linux/list.h> 30 #include <linux/module.h> 31 #include <linux/kmod.h> 32 #include <linux/kernel.h> 33 #include <linux/slab.h> 34 #include <linux/interrupt.h> 35 #include <linux/dma-mapping.h> 36 #include <linux/delay.h> 37 #include <linux/kthread.h> 38 #include <asm/div64.h> 39 40 #include "cx88.h" 41 #include <media/v4l2-common.h> 42 #include <media/v4l2-ioctl.h> 43 #include <media/v4l2-event.h> 44 #include <media/wm8775.h> 45 46 MODULE_DESCRIPTION("v4l2 driver module for cx2388x based TV cards"); 47 MODULE_AUTHOR("Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); 48 MODULE_LICENSE("GPL"); 49 MODULE_VERSION(CX88_VERSION); 50 51 /* ------------------------------------------------------------------ */ 52 53 static unsigned int video_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; 54 static unsigned int vbi_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; 55 static unsigned int radio_nr[] = {[0 ... (CX88_MAXBOARDS - 1)] = UNSET }; 56 57 module_param_array(video_nr, int, NULL, 0444); 58 module_param_array(vbi_nr, int, NULL, 0444); 59 module_param_array(radio_nr, int, NULL, 0444); 60 61 MODULE_PARM_DESC(video_nr,"video device numbers"); 62 MODULE_PARM_DESC(vbi_nr,"vbi device numbers"); 63 MODULE_PARM_DESC(radio_nr,"radio device numbers"); 64 65 static unsigned int video_debug; 66 module_param(video_debug,int,0644); 67 MODULE_PARM_DESC(video_debug,"enable debug messages [video]"); 68 69 static unsigned int irq_debug; 70 module_param(irq_debug,int,0644); 71 MODULE_PARM_DESC(irq_debug,"enable debug messages [IRQ handler]"); 72 73 #define dprintk(level,fmt, arg...) if (video_debug >= level) \ 74 printk(KERN_DEBUG "%s/0: " fmt, core->name , ## arg) 75 76 /* ------------------------------------------------------------------- */ 77 /* static data */ 78 79 static const struct cx8800_fmt formats[] = { 80 { 81 .name = "8 bpp, gray", 82 .fourcc = V4L2_PIX_FMT_GREY, 83 .cxformat = ColorFormatY8, 84 .depth = 8, 85 .flags = FORMAT_FLAGS_PACKED, 86 },{ 87 .name = "15 bpp RGB, le", 88 .fourcc = V4L2_PIX_FMT_RGB555, 89 .cxformat = ColorFormatRGB15, 90 .depth = 16, 91 .flags = FORMAT_FLAGS_PACKED, 92 },{ 93 .name = "15 bpp RGB, be", 94 .fourcc = V4L2_PIX_FMT_RGB555X, 95 .cxformat = ColorFormatRGB15 | ColorFormatBSWAP, 96 .depth = 16, 97 .flags = FORMAT_FLAGS_PACKED, 98 },{ 99 .name = "16 bpp RGB, le", 100 .fourcc = V4L2_PIX_FMT_RGB565, 101 .cxformat = ColorFormatRGB16, 102 .depth = 16, 103 .flags = FORMAT_FLAGS_PACKED, 104 },{ 105 .name = "16 bpp RGB, be", 106 .fourcc = V4L2_PIX_FMT_RGB565X, 107 .cxformat = ColorFormatRGB16 | ColorFormatBSWAP, 108 .depth = 16, 109 .flags = FORMAT_FLAGS_PACKED, 110 },{ 111 .name = "24 bpp RGB, le", 112 .fourcc = V4L2_PIX_FMT_BGR24, 113 .cxformat = ColorFormatRGB24, 114 .depth = 24, 115 .flags = FORMAT_FLAGS_PACKED, 116 },{ 117 .name = "32 bpp RGB, le", 118 .fourcc = V4L2_PIX_FMT_BGR32, 119 .cxformat = ColorFormatRGB32, 120 .depth = 32, 121 .flags = FORMAT_FLAGS_PACKED, 122 },{ 123 .name = "32 bpp RGB, be", 124 .fourcc = V4L2_PIX_FMT_RGB32, 125 .cxformat = ColorFormatRGB32 | ColorFormatBSWAP | ColorFormatWSWAP, 126 .depth = 32, 127 .flags = FORMAT_FLAGS_PACKED, 128 },{ 129 .name = "4:2:2, packed, YUYV", 130 .fourcc = V4L2_PIX_FMT_YUYV, 131 .cxformat = ColorFormatYUY2, 132 .depth = 16, 133 .flags = FORMAT_FLAGS_PACKED, 134 },{ 135 .name = "4:2:2, packed, UYVY", 136 .fourcc = V4L2_PIX_FMT_UYVY, 137 .cxformat = ColorFormatYUY2 | ColorFormatBSWAP, 138 .depth = 16, 139 .flags = FORMAT_FLAGS_PACKED, 140 }, 141 }; 142 143 static const struct cx8800_fmt* format_by_fourcc(unsigned int fourcc) 144 { 145 unsigned int i; 146 147 for (i = 0; i < ARRAY_SIZE(formats); i++) 148 if (formats[i].fourcc == fourcc) 149 return formats+i; 150 return NULL; 151 } 152 153 /* ------------------------------------------------------------------- */ 154 155 struct cx88_ctrl { 156 /* control information */ 157 u32 id; 158 s32 minimum; 159 s32 maximum; 160 u32 step; 161 s32 default_value; 162 163 /* control register information */ 164 u32 off; 165 u32 reg; 166 u32 sreg; 167 u32 mask; 168 u32 shift; 169 }; 170 171 static const struct cx88_ctrl cx8800_vid_ctls[] = { 172 /* --- video --- */ 173 { 174 .id = V4L2_CID_BRIGHTNESS, 175 .minimum = 0x00, 176 .maximum = 0xff, 177 .step = 1, 178 .default_value = 0x7f, 179 .off = 128, 180 .reg = MO_CONTR_BRIGHT, 181 .mask = 0x00ff, 182 .shift = 0, 183 },{ 184 .id = V4L2_CID_CONTRAST, 185 .minimum = 0, 186 .maximum = 0xff, 187 .step = 1, 188 .default_value = 0x3f, 189 .off = 0, 190 .reg = MO_CONTR_BRIGHT, 191 .mask = 0xff00, 192 .shift = 8, 193 },{ 194 .id = V4L2_CID_HUE, 195 .minimum = 0, 196 .maximum = 0xff, 197 .step = 1, 198 .default_value = 0x7f, 199 .off = 128, 200 .reg = MO_HUE, 201 .mask = 0x00ff, 202 .shift = 0, 203 },{ 204 /* strictly, this only describes only U saturation. 205 * V saturation is handled specially through code. 206 */ 207 .id = V4L2_CID_SATURATION, 208 .minimum = 0, 209 .maximum = 0xff, 210 .step = 1, 211 .default_value = 0x7f, 212 .off = 0, 213 .reg = MO_UV_SATURATION, 214 .mask = 0x00ff, 215 .shift = 0, 216 }, { 217 .id = V4L2_CID_SHARPNESS, 218 .minimum = 0, 219 .maximum = 4, 220 .step = 1, 221 .default_value = 0x0, 222 .off = 0, 223 /* NOTE: the value is converted and written to both even 224 and odd registers in the code */ 225 .reg = MO_FILTER_ODD, 226 .mask = 7 << 7, 227 .shift = 7, 228 }, { 229 .id = V4L2_CID_CHROMA_AGC, 230 .minimum = 0, 231 .maximum = 1, 232 .default_value = 0x1, 233 .reg = MO_INPUT_FORMAT, 234 .mask = 1 << 10, 235 .shift = 10, 236 }, { 237 .id = V4L2_CID_COLOR_KILLER, 238 .minimum = 0, 239 .maximum = 1, 240 .default_value = 0x1, 241 .reg = MO_INPUT_FORMAT, 242 .mask = 1 << 9, 243 .shift = 9, 244 }, { 245 .id = V4L2_CID_BAND_STOP_FILTER, 246 .minimum = 0, 247 .maximum = 1, 248 .step = 1, 249 .default_value = 0x0, 250 .off = 0, 251 .reg = MO_HTOTAL, 252 .mask = 3 << 11, 253 .shift = 11, 254 } 255 }; 256 257 static const struct cx88_ctrl cx8800_aud_ctls[] = { 258 { 259 /* --- audio --- */ 260 .id = V4L2_CID_AUDIO_MUTE, 261 .minimum = 0, 262 .maximum = 1, 263 .default_value = 1, 264 .reg = AUD_VOL_CTL, 265 .sreg = SHADOW_AUD_VOL_CTL, 266 .mask = (1 << 6), 267 .shift = 6, 268 },{ 269 .id = V4L2_CID_AUDIO_VOLUME, 270 .minimum = 0, 271 .maximum = 0x3f, 272 .step = 1, 273 .default_value = 0x3f, 274 .reg = AUD_VOL_CTL, 275 .sreg = SHADOW_AUD_VOL_CTL, 276 .mask = 0x3f, 277 .shift = 0, 278 },{ 279 .id = V4L2_CID_AUDIO_BALANCE, 280 .minimum = 0, 281 .maximum = 0x7f, 282 .step = 1, 283 .default_value = 0x40, 284 .reg = AUD_BAL_CTL, 285 .sreg = SHADOW_AUD_BAL_CTL, 286 .mask = 0x7f, 287 .shift = 0, 288 } 289 }; 290 291 enum { 292 CX8800_VID_CTLS = ARRAY_SIZE(cx8800_vid_ctls), 293 CX8800_AUD_CTLS = ARRAY_SIZE(cx8800_aud_ctls), 294 }; 295 296 /* ------------------------------------------------------------------ */ 297 298 int cx88_video_mux(struct cx88_core *core, unsigned int input) 299 { 300 /* struct cx88_core *core = dev->core; */ 301 302 dprintk(1,"video_mux: %d [vmux=%d,gpio=0x%x,0x%x,0x%x,0x%x]\n", 303 input, INPUT(input).vmux, 304 INPUT(input).gpio0,INPUT(input).gpio1, 305 INPUT(input).gpio2,INPUT(input).gpio3); 306 core->input = input; 307 cx_andor(MO_INPUT_FORMAT, 0x03 << 14, INPUT(input).vmux << 14); 308 cx_write(MO_GP3_IO, INPUT(input).gpio3); 309 cx_write(MO_GP0_IO, INPUT(input).gpio0); 310 cx_write(MO_GP1_IO, INPUT(input).gpio1); 311 cx_write(MO_GP2_IO, INPUT(input).gpio2); 312 313 switch (INPUT(input).type) { 314 case CX88_VMUX_SVIDEO: 315 cx_set(MO_AFECFG_IO, 0x00000001); 316 cx_set(MO_INPUT_FORMAT, 0x00010010); 317 cx_set(MO_FILTER_EVEN, 0x00002020); 318 cx_set(MO_FILTER_ODD, 0x00002020); 319 break; 320 default: 321 cx_clear(MO_AFECFG_IO, 0x00000001); 322 cx_clear(MO_INPUT_FORMAT, 0x00010010); 323 cx_clear(MO_FILTER_EVEN, 0x00002020); 324 cx_clear(MO_FILTER_ODD, 0x00002020); 325 break; 326 } 327 328 /* if there are audioroutes defined, we have an external 329 ADC to deal with audio */ 330 if (INPUT(input).audioroute) { 331 /* The wm8775 module has the "2" route hardwired into 332 the initialization. Some boards may use different 333 routes for different inputs. HVR-1300 surely does */ 334 if (core->sd_wm8775) { 335 call_all(core, audio, s_routing, 336 INPUT(input).audioroute, 0, 0); 337 } 338 /* cx2388's C-ADC is connected to the tuner only. 339 When used with S-Video, that ADC is busy dealing with 340 chroma, so an external must be used for baseband audio */ 341 if (INPUT(input).type != CX88_VMUX_TELEVISION && 342 INPUT(input).type != CX88_VMUX_CABLE) { 343 /* "I2S ADC mode" */ 344 core->tvaudio = WW_I2SADC; 345 cx88_set_tvaudio(core); 346 } else { 347 /* Normal mode */ 348 cx_write(AUD_I2SCNTL, 0x0); 349 cx_clear(AUD_CTL, EN_I2SIN_ENABLE); 350 } 351 } 352 353 return 0; 354 } 355 EXPORT_SYMBOL(cx88_video_mux); 356 357 /* ------------------------------------------------------------------ */ 358 359 static int start_video_dma(struct cx8800_dev *dev, 360 struct cx88_dmaqueue *q, 361 struct cx88_buffer *buf) 362 { 363 struct cx88_core *core = dev->core; 364 365 /* setup fifo + format */ 366 cx88_sram_channel_setup(core, &cx88_sram_channels[SRAM_CH21], 367 buf->bpl, buf->risc.dma); 368 cx88_set_scale(core, core->width, core->height, core->field); 369 cx_write(MO_COLOR_CTRL, dev->fmt->cxformat | ColorFormatGamma); 370 371 /* reset counter */ 372 cx_write(MO_VIDY_GPCNTRL,GP_COUNT_CONTROL_RESET); 373 q->count = 1; 374 375 /* enable irqs */ 376 cx_set(MO_PCI_INTMSK, core->pci_irqmask | PCI_INT_VIDINT); 377 378 /* Enables corresponding bits at PCI_INT_STAT: 379 bits 0 to 4: video, audio, transport stream, VIP, Host 380 bit 7: timer 381 bits 8 and 9: DMA complete for: SRC, DST 382 bits 10 and 11: BERR signal asserted for RISC: RD, WR 383 bits 12 to 15: BERR signal asserted for: BRDG, SRC, DST, IPB 384 */ 385 cx_set(MO_VID_INTMSK, 0x0f0011); 386 387 /* enable capture */ 388 cx_set(VID_CAPTURE_CONTROL,0x06); 389 390 /* start dma */ 391 cx_set(MO_DEV_CNTRL2, (1<<5)); 392 cx_set(MO_VID_DMACNTRL, 0x11); /* Planar Y and packed FIFO and RISC enable */ 393 394 return 0; 395 } 396 397 #ifdef CONFIG_PM 398 static int stop_video_dma(struct cx8800_dev *dev) 399 { 400 struct cx88_core *core = dev->core; 401 402 /* stop dma */ 403 cx_clear(MO_VID_DMACNTRL, 0x11); 404 405 /* disable capture */ 406 cx_clear(VID_CAPTURE_CONTROL,0x06); 407 408 /* disable irqs */ 409 cx_clear(MO_PCI_INTMSK, PCI_INT_VIDINT); 410 cx_clear(MO_VID_INTMSK, 0x0f0011); 411 return 0; 412 } 413 #endif 414 415 static int restart_video_queue(struct cx8800_dev *dev, 416 struct cx88_dmaqueue *q) 417 { 418 struct cx88_core *core = dev->core; 419 struct cx88_buffer *buf; 420 421 if (!list_empty(&q->active)) { 422 buf = list_entry(q->active.next, struct cx88_buffer, list); 423 dprintk(2,"restart_queue [%p/%d]: restart dma\n", 424 buf, buf->vb.v4l2_buf.index); 425 start_video_dma(dev, q, buf); 426 list_for_each_entry(buf, &q->active, list) 427 buf->count = q->count++; 428 } 429 return 0; 430 } 431 432 /* ------------------------------------------------------------------ */ 433 434 static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt, 435 unsigned int *num_buffers, unsigned int *num_planes, 436 unsigned int sizes[], void *alloc_ctxs[]) 437 { 438 struct cx8800_dev *dev = q->drv_priv; 439 struct cx88_core *core = dev->core; 440 441 *num_planes = 1; 442 sizes[0] = (dev->fmt->depth * core->width * core->height) >> 3; 443 alloc_ctxs[0] = dev->alloc_ctx; 444 return 0; 445 } 446 447 static int buffer_prepare(struct vb2_buffer *vb) 448 { 449 struct cx8800_dev *dev = vb->vb2_queue->drv_priv; 450 struct cx88_core *core = dev->core; 451 struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); 452 struct sg_table *sgt = vb2_dma_sg_plane_desc(vb, 0); 453 454 buf->bpl = core->width * dev->fmt->depth >> 3; 455 456 if (vb2_plane_size(vb, 0) < core->height * buf->bpl) 457 return -EINVAL; 458 vb2_set_plane_payload(vb, 0, core->height * buf->bpl); 459 460 switch (core->field) { 461 case V4L2_FIELD_TOP: 462 cx88_risc_buffer(dev->pci, &buf->risc, 463 sgt->sgl, 0, UNSET, 464 buf->bpl, 0, core->height); 465 break; 466 case V4L2_FIELD_BOTTOM: 467 cx88_risc_buffer(dev->pci, &buf->risc, 468 sgt->sgl, UNSET, 0, 469 buf->bpl, 0, core->height); 470 break; 471 case V4L2_FIELD_SEQ_TB: 472 cx88_risc_buffer(dev->pci, &buf->risc, 473 sgt->sgl, 474 0, buf->bpl * (core->height >> 1), 475 buf->bpl, 0, 476 core->height >> 1); 477 break; 478 case V4L2_FIELD_SEQ_BT: 479 cx88_risc_buffer(dev->pci, &buf->risc, 480 sgt->sgl, 481 buf->bpl * (core->height >> 1), 0, 482 buf->bpl, 0, 483 core->height >> 1); 484 break; 485 case V4L2_FIELD_INTERLACED: 486 default: 487 cx88_risc_buffer(dev->pci, &buf->risc, 488 sgt->sgl, 0, buf->bpl, 489 buf->bpl, buf->bpl, 490 core->height >> 1); 491 break; 492 } 493 dprintk(2,"[%p/%d] buffer_prepare - %dx%d %dbpp \"%s\" - dma=0x%08lx\n", 494 buf, buf->vb.v4l2_buf.index, 495 core->width, core->height, dev->fmt->depth, dev->fmt->name, 496 (unsigned long)buf->risc.dma); 497 return 0; 498 } 499 500 static void buffer_finish(struct vb2_buffer *vb) 501 { 502 struct cx8800_dev *dev = vb->vb2_queue->drv_priv; 503 struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); 504 struct cx88_riscmem *risc = &buf->risc; 505 506 if (risc->cpu) 507 pci_free_consistent(dev->pci, risc->size, risc->cpu, risc->dma); 508 memset(risc, 0, sizeof(*risc)); 509 } 510 511 static void buffer_queue(struct vb2_buffer *vb) 512 { 513 struct cx8800_dev *dev = vb->vb2_queue->drv_priv; 514 struct cx88_buffer *buf = container_of(vb, struct cx88_buffer, vb); 515 struct cx88_buffer *prev; 516 struct cx88_core *core = dev->core; 517 struct cx88_dmaqueue *q = &dev->vidq; 518 519 /* add jump to start */ 520 buf->risc.cpu[1] = cpu_to_le32(buf->risc.dma + 8); 521 buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_CNT_INC); 522 buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma + 8); 523 524 if (list_empty(&q->active)) { 525 list_add_tail(&buf->list, &q->active); 526 buf->count = q->count++; 527 dprintk(2,"[%p/%d] buffer_queue - first active\n", 528 buf, buf->vb.v4l2_buf.index); 529 530 } else { 531 buf->risc.cpu[0] |= cpu_to_le32(RISC_IRQ1); 532 prev = list_entry(q->active.prev, struct cx88_buffer, list); 533 list_add_tail(&buf->list, &q->active); 534 buf->count = q->count++; 535 prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma); 536 dprintk(2, "[%p/%d] buffer_queue - append to active\n", 537 buf, buf->vb.v4l2_buf.index); 538 } 539 } 540 541 static int start_streaming(struct vb2_queue *q, unsigned int count) 542 { 543 struct cx8800_dev *dev = q->drv_priv; 544 struct cx88_dmaqueue *dmaq = &dev->vidq; 545 struct cx88_buffer *buf = list_entry(dmaq->active.next, 546 struct cx88_buffer, list); 547 548 start_video_dma(dev, dmaq, buf); 549 return 0; 550 } 551 552 static void stop_streaming(struct vb2_queue *q) 553 { 554 struct cx8800_dev *dev = q->drv_priv; 555 struct cx88_core *core = dev->core; 556 struct cx88_dmaqueue *dmaq = &dev->vidq; 557 unsigned long flags; 558 559 cx_clear(MO_VID_DMACNTRL, 0x11); 560 cx_clear(VID_CAPTURE_CONTROL, 0x06); 561 spin_lock_irqsave(&dev->slock, flags); 562 while (!list_empty(&dmaq->active)) { 563 struct cx88_buffer *buf = list_entry(dmaq->active.next, 564 struct cx88_buffer, list); 565 566 list_del(&buf->list); 567 vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); 568 } 569 spin_unlock_irqrestore(&dev->slock, flags); 570 } 571 572 static struct vb2_ops cx8800_video_qops = { 573 .queue_setup = queue_setup, 574 .buf_prepare = buffer_prepare, 575 .buf_finish = buffer_finish, 576 .buf_queue = buffer_queue, 577 .wait_prepare = vb2_ops_wait_prepare, 578 .wait_finish = vb2_ops_wait_finish, 579 .start_streaming = start_streaming, 580 .stop_streaming = stop_streaming, 581 }; 582 583 /* ------------------------------------------------------------------ */ 584 585 static int radio_open(struct file *file) 586 { 587 struct cx8800_dev *dev = video_drvdata(file); 588 struct cx88_core *core = dev->core; 589 int ret = v4l2_fh_open(file); 590 591 if (ret) 592 return ret; 593 594 cx_write(MO_GP3_IO, core->board.radio.gpio3); 595 cx_write(MO_GP0_IO, core->board.radio.gpio0); 596 cx_write(MO_GP1_IO, core->board.radio.gpio1); 597 cx_write(MO_GP2_IO, core->board.radio.gpio2); 598 if (core->board.radio.audioroute) { 599 if (core->sd_wm8775) { 600 call_all(core, audio, s_routing, 601 core->board.radio.audioroute, 0, 0); 602 } 603 /* "I2S ADC mode" */ 604 core->tvaudio = WW_I2SADC; 605 cx88_set_tvaudio(core); 606 } else { 607 /* FM Mode */ 608 core->tvaudio = WW_FM; 609 cx88_set_tvaudio(core); 610 cx88_set_stereo(core, V4L2_TUNER_MODE_STEREO, 1); 611 } 612 call_all(core, tuner, s_radio); 613 return 0; 614 } 615 616 /* ------------------------------------------------------------------ */ 617 /* VIDEO CTRL IOCTLS */ 618 619 static int cx8800_s_vid_ctrl(struct v4l2_ctrl *ctrl) 620 { 621 struct cx88_core *core = 622 container_of(ctrl->handler, struct cx88_core, video_hdl); 623 const struct cx88_ctrl *cc = ctrl->priv; 624 u32 value, mask; 625 626 mask = cc->mask; 627 switch (ctrl->id) { 628 case V4L2_CID_SATURATION: 629 /* special v_sat handling */ 630 631 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; 632 633 if (core->tvnorm & V4L2_STD_SECAM) { 634 /* For SECAM, both U and V sat should be equal */ 635 value = value << 8 | value; 636 } else { 637 /* Keeps U Saturation proportional to V Sat */ 638 value = (value * 0x5a) / 0x7f << 8 | value; 639 } 640 mask = 0xffff; 641 break; 642 case V4L2_CID_SHARPNESS: 643 /* 0b000, 0b100, 0b101, 0b110, or 0b111 */ 644 value = (ctrl->val < 1 ? 0 : ((ctrl->val + 3) << 7)); 645 /* needs to be set for both fields */ 646 cx_andor(MO_FILTER_EVEN, mask, value); 647 break; 648 case V4L2_CID_CHROMA_AGC: 649 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; 650 break; 651 default: 652 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; 653 break; 654 } 655 dprintk(1, "set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", 656 ctrl->id, ctrl->name, ctrl->val, cc->reg, value, 657 mask, cc->sreg ? " [shadowed]" : ""); 658 if (cc->sreg) 659 cx_sandor(cc->sreg, cc->reg, mask, value); 660 else 661 cx_andor(cc->reg, mask, value); 662 return 0; 663 } 664 665 static int cx8800_s_aud_ctrl(struct v4l2_ctrl *ctrl) 666 { 667 struct cx88_core *core = 668 container_of(ctrl->handler, struct cx88_core, audio_hdl); 669 const struct cx88_ctrl *cc = ctrl->priv; 670 u32 value,mask; 671 672 /* Pass changes onto any WM8775 */ 673 if (core->sd_wm8775) { 674 switch (ctrl->id) { 675 case V4L2_CID_AUDIO_MUTE: 676 wm8775_s_ctrl(core, ctrl->id, ctrl->val); 677 break; 678 case V4L2_CID_AUDIO_VOLUME: 679 wm8775_s_ctrl(core, ctrl->id, (ctrl->val) ? 680 (0x90 + ctrl->val) << 8 : 0); 681 break; 682 case V4L2_CID_AUDIO_BALANCE: 683 wm8775_s_ctrl(core, ctrl->id, ctrl->val << 9); 684 break; 685 default: 686 break; 687 } 688 } 689 690 mask = cc->mask; 691 switch (ctrl->id) { 692 case V4L2_CID_AUDIO_BALANCE: 693 value = (ctrl->val < 0x40) ? (0x7f - ctrl->val) : (ctrl->val - 0x40); 694 break; 695 case V4L2_CID_AUDIO_VOLUME: 696 value = 0x3f - (ctrl->val & 0x3f); 697 break; 698 default: 699 value = ((ctrl->val - cc->off) << cc->shift) & cc->mask; 700 break; 701 } 702 dprintk(1,"set_control id=0x%X(%s) ctrl=0x%02x, reg=0x%02x val=0x%02x (mask 0x%02x)%s\n", 703 ctrl->id, ctrl->name, ctrl->val, cc->reg, value, 704 mask, cc->sreg ? " [shadowed]" : ""); 705 if (cc->sreg) 706 cx_sandor(cc->sreg, cc->reg, mask, value); 707 else 708 cx_andor(cc->reg, mask, value); 709 return 0; 710 } 711 712 /* ------------------------------------------------------------------ */ 713 /* VIDEO IOCTLS */ 714 715 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv, 716 struct v4l2_format *f) 717 { 718 struct cx8800_dev *dev = video_drvdata(file); 719 struct cx88_core *core = dev->core; 720 721 f->fmt.pix.width = core->width; 722 f->fmt.pix.height = core->height; 723 f->fmt.pix.field = core->field; 724 f->fmt.pix.pixelformat = dev->fmt->fourcc; 725 f->fmt.pix.bytesperline = 726 (f->fmt.pix.width * dev->fmt->depth) >> 3; 727 f->fmt.pix.sizeimage = 728 f->fmt.pix.height * f->fmt.pix.bytesperline; 729 f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; 730 return 0; 731 } 732 733 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv, 734 struct v4l2_format *f) 735 { 736 struct cx8800_dev *dev = video_drvdata(file); 737 struct cx88_core *core = dev->core; 738 const struct cx8800_fmt *fmt; 739 enum v4l2_field field; 740 unsigned int maxw, maxh; 741 742 fmt = format_by_fourcc(f->fmt.pix.pixelformat); 743 if (NULL == fmt) 744 return -EINVAL; 745 746 maxw = norm_maxw(core->tvnorm); 747 maxh = norm_maxh(core->tvnorm); 748 749 field = f->fmt.pix.field; 750 751 switch (field) { 752 case V4L2_FIELD_TOP: 753 case V4L2_FIELD_BOTTOM: 754 case V4L2_FIELD_INTERLACED: 755 case V4L2_FIELD_SEQ_BT: 756 case V4L2_FIELD_SEQ_TB: 757 break; 758 default: 759 field = (f->fmt.pix.height > maxh / 2) 760 ? V4L2_FIELD_INTERLACED 761 : V4L2_FIELD_BOTTOM; 762 break; 763 } 764 if (V4L2_FIELD_HAS_T_OR_B(field)) 765 maxh /= 2; 766 767 v4l_bound_align_image(&f->fmt.pix.width, 48, maxw, 2, 768 &f->fmt.pix.height, 32, maxh, 0, 0); 769 f->fmt.pix.field = field; 770 f->fmt.pix.bytesperline = 771 (f->fmt.pix.width * fmt->depth) >> 3; 772 f->fmt.pix.sizeimage = 773 f->fmt.pix.height * f->fmt.pix.bytesperline; 774 775 return 0; 776 } 777 778 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv, 779 struct v4l2_format *f) 780 { 781 struct cx8800_dev *dev = video_drvdata(file); 782 struct cx88_core *core = dev->core; 783 int err = vidioc_try_fmt_vid_cap (file,priv,f); 784 785 if (0 != err) 786 return err; 787 if (vb2_is_busy(&dev->vb2_vidq) || vb2_is_busy(&dev->vb2_vbiq)) 788 return -EBUSY; 789 if (core->dvbdev && vb2_is_busy(&core->dvbdev->vb2_mpegq)) 790 return -EBUSY; 791 dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat); 792 core->width = f->fmt.pix.width; 793 core->height = f->fmt.pix.height; 794 core->field = f->fmt.pix.field; 795 return 0; 796 } 797 798 void cx88_querycap(struct file *file, struct cx88_core *core, 799 struct v4l2_capability *cap) 800 { 801 struct video_device *vdev = video_devdata(file); 802 803 strlcpy(cap->card, core->board.name, sizeof(cap->card)); 804 cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING; 805 if (UNSET != core->board.tuner_type) 806 cap->device_caps |= V4L2_CAP_TUNER; 807 switch (vdev->vfl_type) { 808 case VFL_TYPE_RADIO: 809 cap->device_caps = V4L2_CAP_RADIO | V4L2_CAP_TUNER; 810 break; 811 case VFL_TYPE_GRABBER: 812 cap->device_caps |= V4L2_CAP_VIDEO_CAPTURE; 813 break; 814 case VFL_TYPE_VBI: 815 cap->device_caps |= V4L2_CAP_VBI_CAPTURE; 816 break; 817 } 818 cap->capabilities = cap->device_caps | V4L2_CAP_VIDEO_CAPTURE | 819 V4L2_CAP_VBI_CAPTURE | V4L2_CAP_DEVICE_CAPS; 820 if (core->board.radio.type == CX88_RADIO) 821 cap->capabilities |= V4L2_CAP_RADIO; 822 } 823 EXPORT_SYMBOL(cx88_querycap); 824 825 static int vidioc_querycap(struct file *file, void *priv, 826 struct v4l2_capability *cap) 827 { 828 struct cx8800_dev *dev = video_drvdata(file); 829 struct cx88_core *core = dev->core; 830 831 strcpy(cap->driver, "cx8800"); 832 sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); 833 cx88_querycap(file, core, cap); 834 return 0; 835 } 836 837 static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, 838 struct v4l2_fmtdesc *f) 839 { 840 if (unlikely(f->index >= ARRAY_SIZE(formats))) 841 return -EINVAL; 842 843 strlcpy(f->description,formats[f->index].name,sizeof(f->description)); 844 f->pixelformat = formats[f->index].fourcc; 845 846 return 0; 847 } 848 849 static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *tvnorm) 850 { 851 struct cx8800_dev *dev = video_drvdata(file); 852 struct cx88_core *core = dev->core; 853 854 *tvnorm = core->tvnorm; 855 return 0; 856 } 857 858 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id tvnorms) 859 { 860 struct cx8800_dev *dev = video_drvdata(file); 861 struct cx88_core *core = dev->core; 862 863 return cx88_set_tvnorm(core, tvnorms); 864 } 865 866 /* only one input in this sample driver */ 867 int cx88_enum_input (struct cx88_core *core,struct v4l2_input *i) 868 { 869 static const char * const iname[] = { 870 [ CX88_VMUX_COMPOSITE1 ] = "Composite1", 871 [ CX88_VMUX_COMPOSITE2 ] = "Composite2", 872 [ CX88_VMUX_COMPOSITE3 ] = "Composite3", 873 [ CX88_VMUX_COMPOSITE4 ] = "Composite4", 874 [ CX88_VMUX_SVIDEO ] = "S-Video", 875 [ CX88_VMUX_TELEVISION ] = "Television", 876 [ CX88_VMUX_CABLE ] = "Cable TV", 877 [ CX88_VMUX_DVB ] = "DVB", 878 [ CX88_VMUX_DEBUG ] = "for debug only", 879 }; 880 unsigned int n = i->index; 881 882 if (n >= 4) 883 return -EINVAL; 884 if (0 == INPUT(n).type) 885 return -EINVAL; 886 i->type = V4L2_INPUT_TYPE_CAMERA; 887 strcpy(i->name,iname[INPUT(n).type]); 888 if ((CX88_VMUX_TELEVISION == INPUT(n).type) || 889 (CX88_VMUX_CABLE == INPUT(n).type)) { 890 i->type = V4L2_INPUT_TYPE_TUNER; 891 } 892 i->std = CX88_NORMS; 893 return 0; 894 } 895 EXPORT_SYMBOL(cx88_enum_input); 896 897 static int vidioc_enum_input (struct file *file, void *priv, 898 struct v4l2_input *i) 899 { 900 struct cx8800_dev *dev = video_drvdata(file); 901 struct cx88_core *core = dev->core; 902 return cx88_enum_input (core,i); 903 } 904 905 static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) 906 { 907 struct cx8800_dev *dev = video_drvdata(file); 908 struct cx88_core *core = dev->core; 909 910 *i = core->input; 911 return 0; 912 } 913 914 static int vidioc_s_input (struct file *file, void *priv, unsigned int i) 915 { 916 struct cx8800_dev *dev = video_drvdata(file); 917 struct cx88_core *core = dev->core; 918 919 if (i >= 4) 920 return -EINVAL; 921 if (0 == INPUT(i).type) 922 return -EINVAL; 923 924 cx88_newstation(core); 925 cx88_video_mux(core,i); 926 return 0; 927 } 928 929 static int vidioc_g_tuner (struct file *file, void *priv, 930 struct v4l2_tuner *t) 931 { 932 struct cx8800_dev *dev = video_drvdata(file); 933 struct cx88_core *core = dev->core; 934 u32 reg; 935 936 if (unlikely(UNSET == core->board.tuner_type)) 937 return -EINVAL; 938 if (0 != t->index) 939 return -EINVAL; 940 941 strcpy(t->name, "Television"); 942 t->capability = V4L2_TUNER_CAP_NORM; 943 t->rangehigh = 0xffffffffUL; 944 call_all(core, tuner, g_tuner, t); 945 946 cx88_get_stereo(core ,t); 947 reg = cx_read(MO_DEVICE_STATUS); 948 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; 949 return 0; 950 } 951 952 static int vidioc_s_tuner (struct file *file, void *priv, 953 const struct v4l2_tuner *t) 954 { 955 struct cx8800_dev *dev = video_drvdata(file); 956 struct cx88_core *core = dev->core; 957 958 if (UNSET == core->board.tuner_type) 959 return -EINVAL; 960 if (0 != t->index) 961 return -EINVAL; 962 963 cx88_set_stereo(core, t->audmode, 1); 964 return 0; 965 } 966 967 static int vidioc_g_frequency (struct file *file, void *priv, 968 struct v4l2_frequency *f) 969 { 970 struct cx8800_dev *dev = video_drvdata(file); 971 struct cx88_core *core = dev->core; 972 973 if (unlikely(UNSET == core->board.tuner_type)) 974 return -EINVAL; 975 if (f->tuner) 976 return -EINVAL; 977 978 f->frequency = core->freq; 979 980 call_all(core, tuner, g_frequency, f); 981 982 return 0; 983 } 984 985 int cx88_set_freq (struct cx88_core *core, 986 const struct v4l2_frequency *f) 987 { 988 struct v4l2_frequency new_freq = *f; 989 990 if (unlikely(UNSET == core->board.tuner_type)) 991 return -EINVAL; 992 if (unlikely(f->tuner != 0)) 993 return -EINVAL; 994 995 cx88_newstation(core); 996 call_all(core, tuner, s_frequency, f); 997 call_all(core, tuner, g_frequency, &new_freq); 998 core->freq = new_freq.frequency; 999 1000 /* When changing channels it is required to reset TVAUDIO */ 1001 msleep (10); 1002 cx88_set_tvaudio(core); 1003 1004 return 0; 1005 } 1006 EXPORT_SYMBOL(cx88_set_freq); 1007 1008 static int vidioc_s_frequency (struct file *file, void *priv, 1009 const struct v4l2_frequency *f) 1010 { 1011 struct cx8800_dev *dev = video_drvdata(file); 1012 struct cx88_core *core = dev->core; 1013 1014 return cx88_set_freq(core, f); 1015 } 1016 1017 #ifdef CONFIG_VIDEO_ADV_DEBUG 1018 static int vidioc_g_register (struct file *file, void *fh, 1019 struct v4l2_dbg_register *reg) 1020 { 1021 struct cx8800_dev *dev = video_drvdata(file); 1022 struct cx88_core *core = dev->core; 1023 1024 /* cx2388x has a 24-bit register space */ 1025 reg->val = cx_read(reg->reg & 0xfffffc); 1026 reg->size = 4; 1027 return 0; 1028 } 1029 1030 static int vidioc_s_register (struct file *file, void *fh, 1031 const struct v4l2_dbg_register *reg) 1032 { 1033 struct cx8800_dev *dev = video_drvdata(file); 1034 struct cx88_core *core = dev->core; 1035 1036 cx_write(reg->reg & 0xfffffc, reg->val); 1037 return 0; 1038 } 1039 #endif 1040 1041 /* ----------------------------------------------------------- */ 1042 /* RADIO ESPECIFIC IOCTLS */ 1043 /* ----------------------------------------------------------- */ 1044 1045 static int radio_g_tuner (struct file *file, void *priv, 1046 struct v4l2_tuner *t) 1047 { 1048 struct cx8800_dev *dev = video_drvdata(file); 1049 struct cx88_core *core = dev->core; 1050 1051 if (unlikely(t->index > 0)) 1052 return -EINVAL; 1053 1054 strcpy(t->name, "Radio"); 1055 1056 call_all(core, tuner, g_tuner, t); 1057 return 0; 1058 } 1059 1060 static int radio_s_tuner (struct file *file, void *priv, 1061 const struct v4l2_tuner *t) 1062 { 1063 struct cx8800_dev *dev = video_drvdata(file); 1064 struct cx88_core *core = dev->core; 1065 1066 if (0 != t->index) 1067 return -EINVAL; 1068 1069 call_all(core, tuner, s_tuner, t); 1070 return 0; 1071 } 1072 1073 /* ----------------------------------------------------------- */ 1074 1075 static const char *cx88_vid_irqs[32] = { 1076 "y_risci1", "u_risci1", "v_risci1", "vbi_risc1", 1077 "y_risci2", "u_risci2", "v_risci2", "vbi_risc2", 1078 "y_oflow", "u_oflow", "v_oflow", "vbi_oflow", 1079 "y_sync", "u_sync", "v_sync", "vbi_sync", 1080 "opc_err", "par_err", "rip_err", "pci_abort", 1081 }; 1082 1083 static void cx8800_vid_irq(struct cx8800_dev *dev) 1084 { 1085 struct cx88_core *core = dev->core; 1086 u32 status, mask, count; 1087 1088 status = cx_read(MO_VID_INTSTAT); 1089 mask = cx_read(MO_VID_INTMSK); 1090 if (0 == (status & mask)) 1091 return; 1092 cx_write(MO_VID_INTSTAT, status); 1093 if (irq_debug || (status & mask & ~0xff)) 1094 cx88_print_irqbits(core->name, "irq vid", 1095 cx88_vid_irqs, ARRAY_SIZE(cx88_vid_irqs), 1096 status, mask); 1097 1098 /* risc op code error */ 1099 if (status & (1 << 16)) { 1100 printk(KERN_WARNING "%s/0: video risc op code error\n",core->name); 1101 cx_clear(MO_VID_DMACNTRL, 0x11); 1102 cx_clear(VID_CAPTURE_CONTROL, 0x06); 1103 cx88_sram_channel_dump(core, &cx88_sram_channels[SRAM_CH21]); 1104 } 1105 1106 /* risc1 y */ 1107 if (status & 0x01) { 1108 spin_lock(&dev->slock); 1109 count = cx_read(MO_VIDY_GPCNT); 1110 cx88_wakeup(core, &dev->vidq, count); 1111 spin_unlock(&dev->slock); 1112 } 1113 1114 /* risc1 vbi */ 1115 if (status & 0x08) { 1116 spin_lock(&dev->slock); 1117 count = cx_read(MO_VBI_GPCNT); 1118 cx88_wakeup(core, &dev->vbiq, count); 1119 spin_unlock(&dev->slock); 1120 } 1121 } 1122 1123 static irqreturn_t cx8800_irq(int irq, void *dev_id) 1124 { 1125 struct cx8800_dev *dev = dev_id; 1126 struct cx88_core *core = dev->core; 1127 u32 status; 1128 int loop, handled = 0; 1129 1130 for (loop = 0; loop < 10; loop++) { 1131 status = cx_read(MO_PCI_INTSTAT) & 1132 (core->pci_irqmask | PCI_INT_VIDINT); 1133 if (0 == status) 1134 goto out; 1135 cx_write(MO_PCI_INTSTAT, status); 1136 handled = 1; 1137 1138 if (status & core->pci_irqmask) 1139 cx88_core_irq(core,status); 1140 if (status & PCI_INT_VIDINT) 1141 cx8800_vid_irq(dev); 1142 } 1143 if (10 == loop) { 1144 printk(KERN_WARNING "%s/0: irq loop -- clearing mask\n", 1145 core->name); 1146 cx_write(MO_PCI_INTMSK,0); 1147 } 1148 1149 out: 1150 return IRQ_RETVAL(handled); 1151 } 1152 1153 /* ----------------------------------------------------------- */ 1154 /* exported stuff */ 1155 1156 static const struct v4l2_file_operations video_fops = 1157 { 1158 .owner = THIS_MODULE, 1159 .open = v4l2_fh_open, 1160 .release = vb2_fop_release, 1161 .read = vb2_fop_read, 1162 .poll = vb2_fop_poll, 1163 .mmap = vb2_fop_mmap, 1164 .unlocked_ioctl = video_ioctl2, 1165 }; 1166 1167 static const struct v4l2_ioctl_ops video_ioctl_ops = { 1168 .vidioc_querycap = vidioc_querycap, 1169 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1170 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1171 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1172 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1173 .vidioc_reqbufs = vb2_ioctl_reqbufs, 1174 .vidioc_querybuf = vb2_ioctl_querybuf, 1175 .vidioc_qbuf = vb2_ioctl_qbuf, 1176 .vidioc_dqbuf = vb2_ioctl_dqbuf, 1177 .vidioc_g_std = vidioc_g_std, 1178 .vidioc_s_std = vidioc_s_std, 1179 .vidioc_enum_input = vidioc_enum_input, 1180 .vidioc_g_input = vidioc_g_input, 1181 .vidioc_s_input = vidioc_s_input, 1182 .vidioc_streamon = vb2_ioctl_streamon, 1183 .vidioc_streamoff = vb2_ioctl_streamoff, 1184 .vidioc_g_tuner = vidioc_g_tuner, 1185 .vidioc_s_tuner = vidioc_s_tuner, 1186 .vidioc_g_frequency = vidioc_g_frequency, 1187 .vidioc_s_frequency = vidioc_s_frequency, 1188 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 1189 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 1190 #ifdef CONFIG_VIDEO_ADV_DEBUG 1191 .vidioc_g_register = vidioc_g_register, 1192 .vidioc_s_register = vidioc_s_register, 1193 #endif 1194 }; 1195 1196 static const struct video_device cx8800_video_template = { 1197 .name = "cx8800-video", 1198 .fops = &video_fops, 1199 .ioctl_ops = &video_ioctl_ops, 1200 .tvnorms = CX88_NORMS, 1201 }; 1202 1203 static const struct v4l2_ioctl_ops vbi_ioctl_ops = { 1204 .vidioc_querycap = vidioc_querycap, 1205 .vidioc_g_fmt_vbi_cap = cx8800_vbi_fmt, 1206 .vidioc_try_fmt_vbi_cap = cx8800_vbi_fmt, 1207 .vidioc_s_fmt_vbi_cap = cx8800_vbi_fmt, 1208 .vidioc_reqbufs = vb2_ioctl_reqbufs, 1209 .vidioc_querybuf = vb2_ioctl_querybuf, 1210 .vidioc_qbuf = vb2_ioctl_qbuf, 1211 .vidioc_dqbuf = vb2_ioctl_dqbuf, 1212 .vidioc_g_std = vidioc_g_std, 1213 .vidioc_s_std = vidioc_s_std, 1214 .vidioc_enum_input = vidioc_enum_input, 1215 .vidioc_g_input = vidioc_g_input, 1216 .vidioc_s_input = vidioc_s_input, 1217 .vidioc_streamon = vb2_ioctl_streamon, 1218 .vidioc_streamoff = vb2_ioctl_streamoff, 1219 .vidioc_g_tuner = vidioc_g_tuner, 1220 .vidioc_s_tuner = vidioc_s_tuner, 1221 .vidioc_g_frequency = vidioc_g_frequency, 1222 .vidioc_s_frequency = vidioc_s_frequency, 1223 #ifdef CONFIG_VIDEO_ADV_DEBUG 1224 .vidioc_g_register = vidioc_g_register, 1225 .vidioc_s_register = vidioc_s_register, 1226 #endif 1227 }; 1228 1229 static const struct video_device cx8800_vbi_template = { 1230 .name = "cx8800-vbi", 1231 .fops = &video_fops, 1232 .ioctl_ops = &vbi_ioctl_ops, 1233 .tvnorms = CX88_NORMS, 1234 }; 1235 1236 static const struct v4l2_file_operations radio_fops = 1237 { 1238 .owner = THIS_MODULE, 1239 .open = radio_open, 1240 .poll = v4l2_ctrl_poll, 1241 .release = v4l2_fh_release, 1242 .unlocked_ioctl = video_ioctl2, 1243 }; 1244 1245 static const struct v4l2_ioctl_ops radio_ioctl_ops = { 1246 .vidioc_querycap = vidioc_querycap, 1247 .vidioc_g_tuner = radio_g_tuner, 1248 .vidioc_s_tuner = radio_s_tuner, 1249 .vidioc_g_frequency = vidioc_g_frequency, 1250 .vidioc_s_frequency = vidioc_s_frequency, 1251 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, 1252 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 1253 #ifdef CONFIG_VIDEO_ADV_DEBUG 1254 .vidioc_g_register = vidioc_g_register, 1255 .vidioc_s_register = vidioc_s_register, 1256 #endif 1257 }; 1258 1259 static const struct video_device cx8800_radio_template = { 1260 .name = "cx8800-radio", 1261 .fops = &radio_fops, 1262 .ioctl_ops = &radio_ioctl_ops, 1263 }; 1264 1265 static const struct v4l2_ctrl_ops cx8800_ctrl_vid_ops = { 1266 .s_ctrl = cx8800_s_vid_ctrl, 1267 }; 1268 1269 static const struct v4l2_ctrl_ops cx8800_ctrl_aud_ops = { 1270 .s_ctrl = cx8800_s_aud_ctrl, 1271 }; 1272 1273 /* ----------------------------------------------------------- */ 1274 1275 static void cx8800_unregister_video(struct cx8800_dev *dev) 1276 { 1277 if (dev->radio_dev) { 1278 if (video_is_registered(dev->radio_dev)) 1279 video_unregister_device(dev->radio_dev); 1280 else 1281 video_device_release(dev->radio_dev); 1282 dev->radio_dev = NULL; 1283 } 1284 if (dev->vbi_dev) { 1285 if (video_is_registered(dev->vbi_dev)) 1286 video_unregister_device(dev->vbi_dev); 1287 else 1288 video_device_release(dev->vbi_dev); 1289 dev->vbi_dev = NULL; 1290 } 1291 if (dev->video_dev) { 1292 if (video_is_registered(dev->video_dev)) 1293 video_unregister_device(dev->video_dev); 1294 else 1295 video_device_release(dev->video_dev); 1296 dev->video_dev = NULL; 1297 } 1298 } 1299 1300 static int cx8800_initdev(struct pci_dev *pci_dev, 1301 const struct pci_device_id *pci_id) 1302 { 1303 struct cx8800_dev *dev; 1304 struct cx88_core *core; 1305 struct vb2_queue *q; 1306 int err; 1307 int i; 1308 1309 dev = kzalloc(sizeof(*dev),GFP_KERNEL); 1310 if (NULL == dev) 1311 return -ENOMEM; 1312 1313 /* pci init */ 1314 dev->pci = pci_dev; 1315 if (pci_enable_device(pci_dev)) { 1316 err = -EIO; 1317 goto fail_free; 1318 } 1319 core = cx88_core_get(dev->pci); 1320 if (NULL == core) { 1321 err = -EINVAL; 1322 goto fail_free; 1323 } 1324 dev->core = core; 1325 1326 /* print pci info */ 1327 dev->pci_rev = pci_dev->revision; 1328 pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat); 1329 printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, " 1330 "latency: %d, mmio: 0x%llx\n", core->name, 1331 pci_name(pci_dev), dev->pci_rev, pci_dev->irq, 1332 dev->pci_lat,(unsigned long long)pci_resource_start(pci_dev,0)); 1333 1334 pci_set_master(pci_dev); 1335 if (!pci_dma_supported(pci_dev,DMA_BIT_MASK(32))) { 1336 printk("%s/0: Oops: no 32bit PCI DMA ???\n",core->name); 1337 err = -EIO; 1338 goto fail_core; 1339 } 1340 dev->alloc_ctx = vb2_dma_sg_init_ctx(&pci_dev->dev); 1341 if (IS_ERR(dev->alloc_ctx)) { 1342 err = PTR_ERR(dev->alloc_ctx); 1343 goto fail_core; 1344 } 1345 1346 1347 /* initialize driver struct */ 1348 spin_lock_init(&dev->slock); 1349 1350 /* init video dma queues */ 1351 INIT_LIST_HEAD(&dev->vidq.active); 1352 1353 /* init vbi dma queues */ 1354 INIT_LIST_HEAD(&dev->vbiq.active); 1355 1356 /* get irq */ 1357 err = request_irq(pci_dev->irq, cx8800_irq, 1358 IRQF_SHARED, core->name, dev); 1359 if (err < 0) { 1360 printk(KERN_ERR "%s/0: can't get IRQ %d\n", 1361 core->name,pci_dev->irq); 1362 goto fail_core; 1363 } 1364 cx_set(MO_PCI_INTMSK, core->pci_irqmask); 1365 1366 for (i = 0; i < CX8800_AUD_CTLS; i++) { 1367 const struct cx88_ctrl *cc = &cx8800_aud_ctls[i]; 1368 struct v4l2_ctrl *vc; 1369 1370 vc = v4l2_ctrl_new_std(&core->audio_hdl, &cx8800_ctrl_aud_ops, 1371 cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); 1372 if (vc == NULL) { 1373 err = core->audio_hdl.error; 1374 goto fail_core; 1375 } 1376 vc->priv = (void *)cc; 1377 } 1378 1379 for (i = 0; i < CX8800_VID_CTLS; i++) { 1380 const struct cx88_ctrl *cc = &cx8800_vid_ctls[i]; 1381 struct v4l2_ctrl *vc; 1382 1383 vc = v4l2_ctrl_new_std(&core->video_hdl, &cx8800_ctrl_vid_ops, 1384 cc->id, cc->minimum, cc->maximum, cc->step, cc->default_value); 1385 if (vc == NULL) { 1386 err = core->video_hdl.error; 1387 goto fail_core; 1388 } 1389 vc->priv = (void *)cc; 1390 if (vc->id == V4L2_CID_CHROMA_AGC) 1391 core->chroma_agc = vc; 1392 } 1393 v4l2_ctrl_add_handler(&core->video_hdl, &core->audio_hdl, NULL); 1394 1395 /* load and configure helper modules */ 1396 1397 if (core->board.audio_chip == CX88_AUDIO_WM8775) { 1398 struct i2c_board_info wm8775_info = { 1399 .type = "wm8775", 1400 .addr = 0x36 >> 1, 1401 .platform_data = &core->wm8775_data, 1402 }; 1403 struct v4l2_subdev *sd; 1404 1405 if (core->boardnr == CX88_BOARD_HAUPPAUGE_NOVASPLUS_S1) 1406 core->wm8775_data.is_nova_s = true; 1407 else 1408 core->wm8775_data.is_nova_s = false; 1409 1410 sd = v4l2_i2c_new_subdev_board(&core->v4l2_dev, &core->i2c_adap, 1411 &wm8775_info, NULL); 1412 if (sd != NULL) { 1413 core->sd_wm8775 = sd; 1414 sd->grp_id = WM8775_GID; 1415 } 1416 } 1417 1418 if (core->board.audio_chip == CX88_AUDIO_TVAUDIO) { 1419 /* This probes for a tda9874 as is used on some 1420 Pixelview Ultra boards. */ 1421 v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap, 1422 "tvaudio", 0, I2C_ADDRS(0xb0 >> 1)); 1423 } 1424 1425 switch (core->boardnr) { 1426 case CX88_BOARD_DVICO_FUSIONHDTV_5_GOLD: 1427 case CX88_BOARD_DVICO_FUSIONHDTV_7_GOLD: { 1428 static const struct i2c_board_info rtc_info = { 1429 I2C_BOARD_INFO("isl1208", 0x6f) 1430 }; 1431 1432 request_module("rtc-isl1208"); 1433 core->i2c_rtc = i2c_new_device(&core->i2c_adap, &rtc_info); 1434 } 1435 /* break intentionally omitted */ 1436 case CX88_BOARD_DVICO_FUSIONHDTV_5_PCI_NANO: 1437 request_module("ir-kbd-i2c"); 1438 } 1439 1440 /* Sets device info at pci_dev */ 1441 pci_set_drvdata(pci_dev, dev); 1442 1443 dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24); 1444 1445 /* Maintain a reference so cx88-blackbird can query the 8800 device. */ 1446 core->v4ldev = dev; 1447 1448 /* initial device configuration */ 1449 mutex_lock(&core->lock); 1450 cx88_set_tvnorm(core, core->tvnorm); 1451 v4l2_ctrl_handler_setup(&core->video_hdl); 1452 v4l2_ctrl_handler_setup(&core->audio_hdl); 1453 cx88_video_mux(core, 0); 1454 1455 q = &dev->vb2_vidq; 1456 q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE; 1457 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1458 q->gfp_flags = GFP_DMA32; 1459 q->min_buffers_needed = 2; 1460 q->drv_priv = dev; 1461 q->buf_struct_size = sizeof(struct cx88_buffer); 1462 q->ops = &cx8800_video_qops; 1463 q->mem_ops = &vb2_dma_sg_memops; 1464 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1465 q->lock = &core->lock; 1466 1467 err = vb2_queue_init(q); 1468 if (err < 0) 1469 goto fail_unreg; 1470 1471 q = &dev->vb2_vbiq; 1472 q->type = V4L2_BUF_TYPE_VBI_CAPTURE; 1473 q->io_modes = VB2_MMAP | VB2_USERPTR | VB2_DMABUF | VB2_READ; 1474 q->gfp_flags = GFP_DMA32; 1475 q->min_buffers_needed = 2; 1476 q->drv_priv = dev; 1477 q->buf_struct_size = sizeof(struct cx88_buffer); 1478 q->ops = &cx8800_vbi_qops; 1479 q->mem_ops = &vb2_dma_sg_memops; 1480 q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; 1481 q->lock = &core->lock; 1482 1483 err = vb2_queue_init(q); 1484 if (err < 0) 1485 goto fail_unreg; 1486 1487 /* register v4l devices */ 1488 dev->video_dev = cx88_vdev_init(core,dev->pci, 1489 &cx8800_video_template,"video"); 1490 video_set_drvdata(dev->video_dev, dev); 1491 dev->video_dev->ctrl_handler = &core->video_hdl; 1492 dev->video_dev->queue = &dev->vb2_vidq; 1493 err = video_register_device(dev->video_dev,VFL_TYPE_GRABBER, 1494 video_nr[core->nr]); 1495 if (err < 0) { 1496 printk(KERN_ERR "%s/0: can't register video device\n", 1497 core->name); 1498 goto fail_unreg; 1499 } 1500 printk(KERN_INFO "%s/0: registered device %s [v4l2]\n", 1501 core->name, video_device_node_name(dev->video_dev)); 1502 1503 dev->vbi_dev = cx88_vdev_init(core,dev->pci,&cx8800_vbi_template,"vbi"); 1504 video_set_drvdata(dev->vbi_dev, dev); 1505 dev->vbi_dev->queue = &dev->vb2_vbiq; 1506 err = video_register_device(dev->vbi_dev,VFL_TYPE_VBI, 1507 vbi_nr[core->nr]); 1508 if (err < 0) { 1509 printk(KERN_ERR "%s/0: can't register vbi device\n", 1510 core->name); 1511 goto fail_unreg; 1512 } 1513 printk(KERN_INFO "%s/0: registered device %s\n", 1514 core->name, video_device_node_name(dev->vbi_dev)); 1515 1516 if (core->board.radio.type == CX88_RADIO) { 1517 dev->radio_dev = cx88_vdev_init(core,dev->pci, 1518 &cx8800_radio_template,"radio"); 1519 video_set_drvdata(dev->radio_dev, dev); 1520 dev->radio_dev->ctrl_handler = &core->audio_hdl; 1521 err = video_register_device(dev->radio_dev,VFL_TYPE_RADIO, 1522 radio_nr[core->nr]); 1523 if (err < 0) { 1524 printk(KERN_ERR "%s/0: can't register radio device\n", 1525 core->name); 1526 goto fail_unreg; 1527 } 1528 printk(KERN_INFO "%s/0: registered device %s\n", 1529 core->name, video_device_node_name(dev->radio_dev)); 1530 } 1531 1532 /* start tvaudio thread */ 1533 if (core->board.tuner_type != UNSET) { 1534 core->kthread = kthread_run(cx88_audio_thread, core, "cx88 tvaudio"); 1535 if (IS_ERR(core->kthread)) { 1536 err = PTR_ERR(core->kthread); 1537 printk(KERN_ERR "%s/0: failed to create cx88 audio thread, err=%d\n", 1538 core->name, err); 1539 } 1540 } 1541 mutex_unlock(&core->lock); 1542 1543 return 0; 1544 1545 fail_unreg: 1546 cx8800_unregister_video(dev); 1547 free_irq(pci_dev->irq, dev); 1548 mutex_unlock(&core->lock); 1549 fail_core: 1550 vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1551 core->v4ldev = NULL; 1552 cx88_core_put(core,dev->pci); 1553 fail_free: 1554 kfree(dev); 1555 return err; 1556 } 1557 1558 static void cx8800_finidev(struct pci_dev *pci_dev) 1559 { 1560 struct cx8800_dev *dev = pci_get_drvdata(pci_dev); 1561 struct cx88_core *core = dev->core; 1562 1563 /* stop thread */ 1564 if (core->kthread) { 1565 kthread_stop(core->kthread); 1566 core->kthread = NULL; 1567 } 1568 1569 if (core->ir) 1570 cx88_ir_stop(core); 1571 1572 cx88_shutdown(core); /* FIXME */ 1573 1574 /* unregister stuff */ 1575 1576 free_irq(pci_dev->irq, dev); 1577 cx8800_unregister_video(dev); 1578 pci_disable_device(pci_dev); 1579 1580 core->v4ldev = NULL; 1581 1582 /* free memory */ 1583 cx88_core_put(core,dev->pci); 1584 vb2_dma_sg_cleanup_ctx(dev->alloc_ctx); 1585 kfree(dev); 1586 } 1587 1588 #ifdef CONFIG_PM 1589 static int cx8800_suspend(struct pci_dev *pci_dev, pm_message_t state) 1590 { 1591 struct cx8800_dev *dev = pci_get_drvdata(pci_dev); 1592 struct cx88_core *core = dev->core; 1593 unsigned long flags; 1594 1595 /* stop video+vbi capture */ 1596 spin_lock_irqsave(&dev->slock, flags); 1597 if (!list_empty(&dev->vidq.active)) { 1598 printk("%s/0: suspend video\n", core->name); 1599 stop_video_dma(dev); 1600 } 1601 if (!list_empty(&dev->vbiq.active)) { 1602 printk("%s/0: suspend vbi\n", core->name); 1603 cx8800_stop_vbi_dma(dev); 1604 } 1605 spin_unlock_irqrestore(&dev->slock, flags); 1606 1607 if (core->ir) 1608 cx88_ir_stop(core); 1609 /* FIXME -- shutdown device */ 1610 cx88_shutdown(core); 1611 1612 pci_save_state(pci_dev); 1613 if (0 != pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state))) { 1614 pci_disable_device(pci_dev); 1615 dev->state.disabled = 1; 1616 } 1617 return 0; 1618 } 1619 1620 static int cx8800_resume(struct pci_dev *pci_dev) 1621 { 1622 struct cx8800_dev *dev = pci_get_drvdata(pci_dev); 1623 struct cx88_core *core = dev->core; 1624 unsigned long flags; 1625 int err; 1626 1627 if (dev->state.disabled) { 1628 err=pci_enable_device(pci_dev); 1629 if (err) { 1630 printk(KERN_ERR "%s/0: can't enable device\n", 1631 core->name); 1632 return err; 1633 } 1634 1635 dev->state.disabled = 0; 1636 } 1637 err= pci_set_power_state(pci_dev, PCI_D0); 1638 if (err) { 1639 printk(KERN_ERR "%s/0: can't set power state\n", core->name); 1640 pci_disable_device(pci_dev); 1641 dev->state.disabled = 1; 1642 1643 return err; 1644 } 1645 pci_restore_state(pci_dev); 1646 1647 /* FIXME: re-initialize hardware */ 1648 cx88_reset(core); 1649 if (core->ir) 1650 cx88_ir_start(core); 1651 1652 cx_set(MO_PCI_INTMSK, core->pci_irqmask); 1653 1654 /* restart video+vbi capture */ 1655 spin_lock_irqsave(&dev->slock, flags); 1656 if (!list_empty(&dev->vidq.active)) { 1657 printk("%s/0: resume video\n", core->name); 1658 restart_video_queue(dev,&dev->vidq); 1659 } 1660 if (!list_empty(&dev->vbiq.active)) { 1661 printk("%s/0: resume vbi\n", core->name); 1662 cx8800_restart_vbi_queue(dev,&dev->vbiq); 1663 } 1664 spin_unlock_irqrestore(&dev->slock, flags); 1665 1666 return 0; 1667 } 1668 #endif 1669 1670 /* ----------------------------------------------------------- */ 1671 1672 static const struct pci_device_id cx8800_pci_tbl[] = { 1673 { 1674 .vendor = 0x14f1, 1675 .device = 0x8800, 1676 .subvendor = PCI_ANY_ID, 1677 .subdevice = PCI_ANY_ID, 1678 },{ 1679 /* --- end of list --- */ 1680 } 1681 }; 1682 MODULE_DEVICE_TABLE(pci, cx8800_pci_tbl); 1683 1684 static struct pci_driver cx8800_pci_driver = { 1685 .name = "cx8800", 1686 .id_table = cx8800_pci_tbl, 1687 .probe = cx8800_initdev, 1688 .remove = cx8800_finidev, 1689 #ifdef CONFIG_PM 1690 .suspend = cx8800_suspend, 1691 .resume = cx8800_resume, 1692 #endif 1693 }; 1694 1695 module_pci_driver(cx8800_pci_driver); 1696