1/* 2 * 3 * Support for a cx23416 mpeg encoder via cx2388x host port. 4 * "blackbird" reference design. 5 * 6 * (c) 2004 Jelle Foks <jelle@foks.us> 7 * (c) 2004 Gerd Knorr <kraxel@bytesex.org> 8 * 9 * (c) 2005-2006 Mauro Carvalho Chehab <mchehab@infradead.org> 10 * - video_ioctl2 conversion 11 * 12 * Includes parts from the ivtv driver <http://sourceforge.net/projects/ivtv/> 13 * 14 * This program is free software; you can redistribute it and/or modify 15 * it under the terms of the GNU General Public License as published by 16 * the Free Software Foundation; either version 2 of the License, or 17 * (at your option) any later version. 18 * 19 * This program is distributed in the hope that it will be useful, 20 * but WITHOUT ANY WARRANTY; without even the implied warranty of 21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 22 * GNU General Public License for more details. 23 * 24 * You should have received a copy of the GNU General Public License 25 * along with this program; if not, write to the Free Software 26 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 27 */ 28 29#include <linux/module.h> 30#include <linux/init.h> 31#include <linux/slab.h> 32#include <linux/fs.h> 33#include <linux/delay.h> 34#include <linux/device.h> 35#include <linux/firmware.h> 36#include <media/v4l2-common.h> 37#include <media/v4l2-ioctl.h> 38#include <media/cx2341x.h> 39 40#include "cx88.h" 41 42MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards"); 43MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); 44MODULE_LICENSE("GPL"); 45MODULE_VERSION(CX88_VERSION); 46 47static unsigned int mpegbufs = 32; 48module_param(mpegbufs,int,0644); 49MODULE_PARM_DESC(mpegbufs,"number of mpeg buffers, range 2-32"); 50 51static unsigned int debug; 52module_param(debug,int,0644); 53MODULE_PARM_DESC(debug,"enable debug messages [blackbird]"); 54 55#define dprintk(level,fmt, arg...) if (debug >= level) \ 56 printk(KERN_DEBUG "%s/2-bb: " fmt, dev->core->name , ## arg) 57 58 59/* ------------------------------------------------------------------ */ 60 61#define BLACKBIRD_FIRM_IMAGE_SIZE 376836 62 63/* defines below are from ivtv-driver.h */ 64 65#define IVTV_CMD_HW_BLOCKS_RST 0xFFFFFFFF 66 67/* Firmware API commands */ 68#define IVTV_API_STD_TIMEOUT 500 69 70enum blackbird_capture_type { 71 BLACKBIRD_MPEG_CAPTURE, 72 BLACKBIRD_RAW_CAPTURE, 73 BLACKBIRD_RAW_PASSTHRU_CAPTURE 74}; 75enum blackbird_capture_bits { 76 BLACKBIRD_RAW_BITS_NONE = 0x00, 77 BLACKBIRD_RAW_BITS_YUV_CAPTURE = 0x01, 78 BLACKBIRD_RAW_BITS_PCM_CAPTURE = 0x02, 79 BLACKBIRD_RAW_BITS_VBI_CAPTURE = 0x04, 80 BLACKBIRD_RAW_BITS_PASSTHRU_CAPTURE = 0x08, 81 BLACKBIRD_RAW_BITS_TO_HOST_CAPTURE = 0x10 82}; 83enum blackbird_capture_end { 84 BLACKBIRD_END_AT_GOP, /* stop at the end of gop, generate irq */ 85 BLACKBIRD_END_NOW, /* stop immediately, no irq */ 86}; 87enum blackbird_framerate { 88 BLACKBIRD_FRAMERATE_NTSC_30, /* NTSC: 30fps */ 89 BLACKBIRD_FRAMERATE_PAL_25 /* PAL: 25fps */ 90}; 91enum blackbird_stream_port { 92 BLACKBIRD_OUTPUT_PORT_MEMORY, 93 BLACKBIRD_OUTPUT_PORT_STREAMING, 94 BLACKBIRD_OUTPUT_PORT_SERIAL 95}; 96enum blackbird_data_xfer_status { 97 BLACKBIRD_MORE_BUFFERS_FOLLOW, 98 BLACKBIRD_LAST_BUFFER, 99}; 100enum blackbird_picture_mask { 101 BLACKBIRD_PICTURE_MASK_NONE, 102 BLACKBIRD_PICTURE_MASK_I_FRAMES, 103 BLACKBIRD_PICTURE_MASK_I_P_FRAMES = 0x3, 104 BLACKBIRD_PICTURE_MASK_ALL_FRAMES = 0x7, 105}; 106enum blackbird_vbi_mode_bits { 107 BLACKBIRD_VBI_BITS_SLICED, 108 BLACKBIRD_VBI_BITS_RAW, 109}; 110enum blackbird_vbi_insertion_bits { 111 BLACKBIRD_VBI_BITS_INSERT_IN_XTENSION_USR_DATA, 112 BLACKBIRD_VBI_BITS_INSERT_IN_PRIVATE_PACKETS = 0x1 << 1, 113 BLACKBIRD_VBI_BITS_SEPARATE_STREAM = 0x2 << 1, 114 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_USR_DATA = 0x4 << 1, 115 BLACKBIRD_VBI_BITS_SEPARATE_STREAM_PRV_DATA = 0x5 << 1, 116}; 117enum blackbird_dma_unit { 118 BLACKBIRD_DMA_BYTES, 119 BLACKBIRD_DMA_FRAMES, 120}; 121enum blackbird_dma_transfer_status_bits { 122 BLACKBIRD_DMA_TRANSFER_BITS_DONE = 0x01, 123 BLACKBIRD_DMA_TRANSFER_BITS_ERROR = 0x04, 124 BLACKBIRD_DMA_TRANSFER_BITS_LL_ERROR = 0x10, 125}; 126enum blackbird_pause { 127 BLACKBIRD_PAUSE_ENCODING, 128 BLACKBIRD_RESUME_ENCODING, 129}; 130enum blackbird_copyright { 131 BLACKBIRD_COPYRIGHT_OFF, 132 BLACKBIRD_COPYRIGHT_ON, 133}; 134enum blackbird_notification_type { 135 BLACKBIRD_NOTIFICATION_REFRESH, 136}; 137enum blackbird_notification_status { 138 BLACKBIRD_NOTIFICATION_OFF, 139 BLACKBIRD_NOTIFICATION_ON, 140}; 141enum blackbird_notification_mailbox { 142 BLACKBIRD_NOTIFICATION_NO_MAILBOX = -1, 143}; 144enum blackbird_field1_lines { 145 BLACKBIRD_FIELD1_SAA7114 = 0x00EF, /* 239 */ 146 BLACKBIRD_FIELD1_SAA7115 = 0x00F0, /* 240 */ 147 BLACKBIRD_FIELD1_MICRONAS = 0x0105, /* 261 */ 148}; 149enum blackbird_field2_lines { 150 BLACKBIRD_FIELD2_SAA7114 = 0x00EF, /* 239 */ 151 BLACKBIRD_FIELD2_SAA7115 = 0x00F0, /* 240 */ 152 BLACKBIRD_FIELD2_MICRONAS = 0x0106, /* 262 */ 153}; 154enum blackbird_custom_data_type { 155 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA, 156 BLACKBIRD_CUSTOM_PRIVATE_PACKET, 157}; 158enum blackbird_mute { 159 BLACKBIRD_UNMUTE, 160 BLACKBIRD_MUTE, 161}; 162enum blackbird_mute_video_mask { 163 BLACKBIRD_MUTE_VIDEO_V_MASK = 0x0000FF00, 164 BLACKBIRD_MUTE_VIDEO_U_MASK = 0x00FF0000, 165 BLACKBIRD_MUTE_VIDEO_Y_MASK = 0xFF000000, 166}; 167enum blackbird_mute_video_shift { 168 BLACKBIRD_MUTE_VIDEO_V_SHIFT = 8, 169 BLACKBIRD_MUTE_VIDEO_U_SHIFT = 16, 170 BLACKBIRD_MUTE_VIDEO_Y_SHIFT = 24, 171}; 172 173/* Registers */ 174#define IVTV_REG_ENC_SDRAM_REFRESH (0x07F8 /*| IVTV_REG_OFFSET*/) 175#define IVTV_REG_ENC_SDRAM_PRECHARGE (0x07FC /*| IVTV_REG_OFFSET*/) 176#define IVTV_REG_SPU (0x9050 /*| IVTV_REG_OFFSET*/) 177#define IVTV_REG_HW_BLOCKS (0x9054 /*| IVTV_REG_OFFSET*/) 178#define IVTV_REG_VPU (0x9058 /*| IVTV_REG_OFFSET*/) 179#define IVTV_REG_APU (0xA064 /*| IVTV_REG_OFFSET*/) 180 181/* ------------------------------------------------------------------ */ 182 183static void host_setup(struct cx88_core *core) 184{ 185 /* toggle reset of the host */ 186 cx_write(MO_GPHST_SOFT_RST, 1); 187 udelay(100); 188 cx_write(MO_GPHST_SOFT_RST, 0); 189 udelay(100); 190 191 /* host port setup */ 192 cx_write(MO_GPHST_WSC, 0x44444444U); 193 cx_write(MO_GPHST_XFR, 0); 194 cx_write(MO_GPHST_WDTH, 15); 195 cx_write(MO_GPHST_HDSHK, 0); 196 cx_write(MO_GPHST_MUX16, 0x44448888U); 197 cx_write(MO_GPHST_MODE, 0); 198} 199 200/* ------------------------------------------------------------------ */ 201 202#define P1_MDATA0 0x390000 203#define P1_MDATA1 0x390001 204#define P1_MDATA2 0x390002 205#define P1_MDATA3 0x390003 206#define P1_MADDR2 0x390004 207#define P1_MADDR1 0x390005 208#define P1_MADDR0 0x390006 209#define P1_RDATA0 0x390008 210#define P1_RDATA1 0x390009 211#define P1_RDATA2 0x39000A 212#define P1_RDATA3 0x39000B 213#define P1_RADDR0 0x39000C 214#define P1_RADDR1 0x39000D 215#define P1_RRDWR 0x39000E 216 217static int wait_ready_gpio0_bit1(struct cx88_core *core, u32 state) 218{ 219 unsigned long timeout = jiffies + msecs_to_jiffies(1); 220 u32 gpio0,need; 221 222 need = state ? 2 : 0; 223 for (;;) { 224 gpio0 = cx_read(MO_GP0_IO) & 2; 225 if (need == gpio0) 226 return 0; 227 if (time_after(jiffies,timeout)) 228 return -1; 229 udelay(1); 230 } 231} 232 233static int memory_write(struct cx88_core *core, u32 address, u32 value) 234{ 235 /* Warning: address is dword address (4 bytes) */ 236 cx_writeb(P1_MDATA0, (unsigned int)value); 237 cx_writeb(P1_MDATA1, (unsigned int)(value >> 8)); 238 cx_writeb(P1_MDATA2, (unsigned int)(value >> 16)); 239 cx_writeb(P1_MDATA3, (unsigned int)(value >> 24)); 240 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) | 0x40); 241 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8)); 242 cx_writeb(P1_MADDR0, (unsigned int)address); 243 cx_read(P1_MDATA0); 244 cx_read(P1_MADDR0); 245 246 return wait_ready_gpio0_bit1(core,1); 247} 248 249static int memory_read(struct cx88_core *core, u32 address, u32 *value) 250{ 251 int retval; 252 u32 val; 253 254 /* Warning: address is dword address (4 bytes) */ 255 cx_writeb(P1_MADDR2, (unsigned int)(address >> 16) & ~0xC0); 256 cx_writeb(P1_MADDR1, (unsigned int)(address >> 8)); 257 cx_writeb(P1_MADDR0, (unsigned int)address); 258 cx_read(P1_MADDR0); 259 260 retval = wait_ready_gpio0_bit1(core,1); 261 262 cx_writeb(P1_MDATA3, 0); 263 val = (unsigned char)cx_read(P1_MDATA3) << 24; 264 cx_writeb(P1_MDATA2, 0); 265 val |= (unsigned char)cx_read(P1_MDATA2) << 16; 266 cx_writeb(P1_MDATA1, 0); 267 val |= (unsigned char)cx_read(P1_MDATA1) << 8; 268 cx_writeb(P1_MDATA0, 0); 269 val |= (unsigned char)cx_read(P1_MDATA0); 270 271 *value = val; 272 return retval; 273} 274 275static int register_write(struct cx88_core *core, u32 address, u32 value) 276{ 277 cx_writeb(P1_RDATA0, (unsigned int)value); 278 cx_writeb(P1_RDATA1, (unsigned int)(value >> 8)); 279 cx_writeb(P1_RDATA2, (unsigned int)(value >> 16)); 280 cx_writeb(P1_RDATA3, (unsigned int)(value >> 24)); 281 cx_writeb(P1_RADDR0, (unsigned int)address); 282 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8)); 283 cx_writeb(P1_RRDWR, 1); 284 cx_read(P1_RDATA0); 285 cx_read(P1_RADDR0); 286 287 return wait_ready_gpio0_bit1(core,1); 288} 289 290 291static int register_read(struct cx88_core *core, u32 address, u32 *value) 292{ 293 int retval; 294 u32 val; 295 296 cx_writeb(P1_RADDR0, (unsigned int)address); 297 cx_writeb(P1_RADDR1, (unsigned int)(address >> 8)); 298 cx_writeb(P1_RRDWR, 0); 299 cx_read(P1_RADDR0); 300 301 retval = wait_ready_gpio0_bit1(core,1); 302 val = (unsigned char)cx_read(P1_RDATA0); 303 val |= (unsigned char)cx_read(P1_RDATA1) << 8; 304 val |= (unsigned char)cx_read(P1_RDATA2) << 16; 305 val |= (unsigned char)cx_read(P1_RDATA3) << 24; 306 307 *value = val; 308 return retval; 309} 310 311/* ------------------------------------------------------------------ */ 312 313static int blackbird_mbox_func(void *priv, u32 command, int in, int out, u32 data[CX2341X_MBOX_MAX_DATA]) 314{ 315 struct cx8802_dev *dev = priv; 316 unsigned long timeout; 317 u32 value, flag, retval; 318 int i; 319 320 dprintk(1,"%s: 0x%X\n", __func__, command); 321 322 /* this may not be 100% safe if we can't read any memory location 323 without side effects */ 324 memory_read(dev->core, dev->mailbox - 4, &value); 325 if (value != 0x12345678) { 326 dprintk(0, "Firmware and/or mailbox pointer not initialized or corrupted\n"); 327 return -1; 328 } 329 330 memory_read(dev->core, dev->mailbox, &flag); 331 if (flag) { 332 dprintk(0, "ERROR: Mailbox appears to be in use (%x)\n", flag); 333 return -1; 334 } 335 336 flag |= 1; /* tell 'em we're working on it */ 337 memory_write(dev->core, dev->mailbox, flag); 338 339 /* write command + args + fill remaining with zeros */ 340 memory_write(dev->core, dev->mailbox + 1, command); /* command code */ 341 memory_write(dev->core, dev->mailbox + 3, IVTV_API_STD_TIMEOUT); /* timeout */ 342 for (i = 0; i < in; i++) { 343 memory_write(dev->core, dev->mailbox + 4 + i, data[i]); 344 dprintk(1, "API Input %d = %d\n", i, data[i]); 345 } 346 for (; i < CX2341X_MBOX_MAX_DATA; i++) 347 memory_write(dev->core, dev->mailbox + 4 + i, 0); 348 349 flag |= 3; /* tell 'em we're done writing */ 350 memory_write(dev->core, dev->mailbox, flag); 351 352 /* wait for firmware to handle the API command */ 353 timeout = jiffies + msecs_to_jiffies(10); 354 for (;;) { 355 memory_read(dev->core, dev->mailbox, &flag); 356 if (0 != (flag & 4)) 357 break; 358 if (time_after(jiffies,timeout)) { 359 dprintk(0, "ERROR: API Mailbox timeout\n"); 360 return -1; 361 } 362 udelay(10); 363 } 364 365 /* read output values */ 366 for (i = 0; i < out; i++) { 367 memory_read(dev->core, dev->mailbox + 4 + i, data + i); 368 dprintk(1, "API Output %d = %d\n", i, data[i]); 369 } 370 371 memory_read(dev->core, dev->mailbox + 2, &retval); 372 dprintk(1, "API result = %d\n",retval); 373 374 flag = 0; 375 memory_write(dev->core, dev->mailbox, flag); 376 return retval; 377} 378/* ------------------------------------------------------------------ */ 379 380/* We don't need to call the API often, so using just one mailbox will probably suffice */ 381static int blackbird_api_cmd(struct cx8802_dev *dev, u32 command, 382 u32 inputcnt, u32 outputcnt, ...) 383{ 384 u32 data[CX2341X_MBOX_MAX_DATA]; 385 va_list vargs; 386 int i, err; 387 388 va_start(vargs, outputcnt); 389 390 for (i = 0; i < inputcnt; i++) { 391 data[i] = va_arg(vargs, int); 392 } 393 err = blackbird_mbox_func(dev, command, inputcnt, outputcnt, data); 394 for (i = 0; i < outputcnt; i++) { 395 int *vptr = va_arg(vargs, int *); 396 *vptr = data[i]; 397 } 398 va_end(vargs); 399 return err; 400} 401 402static int blackbird_find_mailbox(struct cx8802_dev *dev) 403{ 404 u32 signature[4]={0x12345678, 0x34567812, 0x56781234, 0x78123456}; 405 int signaturecnt=0; 406 u32 value; 407 int i; 408 409 for (i = 0; i < BLACKBIRD_FIRM_IMAGE_SIZE; i++) { 410 memory_read(dev->core, i, &value); 411 if (value == signature[signaturecnt]) 412 signaturecnt++; 413 else 414 signaturecnt = 0; 415 if (4 == signaturecnt) { 416 dprintk(1, "Mailbox signature found\n"); 417 return i+1; 418 } 419 } 420 dprintk(0, "Mailbox signature values not found!\n"); 421 return -1; 422} 423 424static int blackbird_load_firmware(struct cx8802_dev *dev) 425{ 426 static const unsigned char magic[8] = { 427 0xa7, 0x0d, 0x00, 0x00, 0x66, 0xbb, 0x55, 0xaa 428 }; 429 const struct firmware *firmware; 430 int i, retval = 0; 431 u32 value = 0; 432 u32 checksum = 0; 433 u32 *dataptr; 434 435 retval = register_write(dev->core, IVTV_REG_VPU, 0xFFFFFFED); 436 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST); 437 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_REFRESH, 0x80000640); 438 retval |= register_write(dev->core, IVTV_REG_ENC_SDRAM_PRECHARGE, 0x1A); 439 msleep(1); 440 retval |= register_write(dev->core, IVTV_REG_APU, 0); 441 442 if (retval < 0) 443 dprintk(0, "Error with register_write\n"); 444 445 retval = request_firmware(&firmware, CX2341X_FIRM_ENC_FILENAME, 446 &dev->pci->dev); 447 448 449 if (retval != 0) { 450 dprintk(0, "ERROR: Hotplug firmware request failed (%s).\n", 451 CX2341X_FIRM_ENC_FILENAME); 452 dprintk(0, "Please fix your hotplug setup, the board will " 453 "not work without firmware loaded!\n"); 454 return -1; 455 } 456 457 if (firmware->size != BLACKBIRD_FIRM_IMAGE_SIZE) { 458 dprintk(0, "ERROR: Firmware size mismatch (have %zd, expected %d)\n", 459 firmware->size, BLACKBIRD_FIRM_IMAGE_SIZE); 460 release_firmware(firmware); 461 return -1; 462 } 463 464 if (0 != memcmp(firmware->data, magic, 8)) { 465 dprintk(0, "ERROR: Firmware magic mismatch, wrong file?\n"); 466 release_firmware(firmware); 467 return -1; 468 } 469 470 /* transfer to the chip */ 471 dprintk(1,"Loading firmware ...\n"); 472 dataptr = (u32*)firmware->data; 473 for (i = 0; i < (firmware->size >> 2); i++) { 474 value = *dataptr; 475 checksum += ~value; 476 memory_write(dev->core, i, value); 477 dataptr++; 478 } 479 480 /* read back to verify with the checksum */ 481 for (i--; i >= 0; i--) { 482 memory_read(dev->core, i, &value); 483 checksum -= ~value; 484 } 485 if (checksum) { 486 dprintk(0, "ERROR: Firmware load failed (checksum mismatch).\n"); 487 release_firmware(firmware); 488 return -1; 489 } 490 release_firmware(firmware); 491 dprintk(0, "Firmware upload successful.\n"); 492 493 retval |= register_write(dev->core, IVTV_REG_HW_BLOCKS, IVTV_CMD_HW_BLOCKS_RST); 494 retval |= register_read(dev->core, IVTV_REG_SPU, &value); 495 retval |= register_write(dev->core, IVTV_REG_SPU, value & 0xFFFFFFFE); 496 msleep(1); 497 498 retval |= register_read(dev->core, IVTV_REG_VPU, &value); 499 retval |= register_write(dev->core, IVTV_REG_VPU, value & 0xFFFFFFE8); 500 501 if (retval < 0) 502 dprintk(0, "Error with register_write\n"); 503 return 0; 504} 505 506/** 507 Settings used by the windows tv app for PVR2000: 508================================================================================================================= 509Profile | Codec | Resolution | CBR/VBR | Video Qlty | V. Bitrate | Frmrate | Audio Codec | A. Bitrate | A. Mode 510----------------------------------------------------------------------------------------------------------------- 511MPEG-1 | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 2000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo 512MPEG-2 | MPEG2 | 720x576PAL | VBR | 600 :Good | 4000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo 513VCD | MPEG1 | 352x288PAL | (CBR) | 1000:Optimal | 1150 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo 514DVD | MPEG2 | 720x576PAL | VBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo 515DB* DVD | MPEG2 | 720x576PAL | CBR | 600 :Good | 6000 Kbps | 25fps | MPG1 Layer2 | 224kbps | Stereo 516================================================================================================================= 517*DB: "DirectBurn" 518*/ 519 520static void blackbird_codec_settings(struct cx8802_dev *dev) 521{ 522 /* assign frame size */ 523 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0, 524 dev->height, dev->width); 525 526 dev->params.width = dev->width; 527 dev->params.height = dev->height; 528 dev->params.is_50hz = (dev->core->tvnorm & V4L2_STD_625_50) != 0; 529 530 cx2341x_update(dev, blackbird_mbox_func, NULL, &dev->params); 531} 532 533static int blackbird_initialize_codec(struct cx8802_dev *dev) 534{ 535 struct cx88_core *core = dev->core; 536 int version; 537 int retval; 538 539 dprintk(1,"Initialize codec\n"); 540 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */ 541 if (retval < 0) { 542 543 dev->mpeg_active = 0; 544 545 /* ping was not successful, reset and upload firmware */ 546 cx_write(MO_SRST_IO, 0); /* SYS_RSTO=0 */ 547 cx_write(MO_SRST_IO, 1); /* SYS_RSTO=1 */ 548 retval = blackbird_load_firmware(dev); 549 if (retval < 0) 550 return retval; 551 552 retval = blackbird_find_mailbox(dev); 553 if (retval < 0) 554 return -1; 555 556 dev->mailbox = retval; 557 558 retval = blackbird_api_cmd(dev, CX2341X_ENC_PING_FW, 0, 0); /* ping */ 559 if (retval < 0) { 560 dprintk(0, "ERROR: Firmware ping failed!\n"); 561 return -1; 562 } 563 564 retval = blackbird_api_cmd(dev, CX2341X_ENC_GET_VERSION, 0, 1, &version); 565 if (retval < 0) { 566 dprintk(0, "ERROR: Firmware get encoder version failed!\n"); 567 return -1; 568 } 569 dprintk(0, "Firmware version is 0x%08x\n", version); 570 } 571 572 cx_write(MO_PINMUX_IO, 0x88); /* 656-8bit IO and enable MPEG parallel IO */ 573 cx_clear(MO_INPUT_FORMAT, 0x100); /* chroma subcarrier lock to normal? */ 574 cx_write(MO_VBOS_CONTROL, 0x84A00); /* no 656 mode, 8-bit pixels, disable VBI */ 575 cx_clear(MO_OUTPUT_FORMAT, 0x0008); /* Normal Y-limits to let the mpeg encoder sync */ 576 577 blackbird_codec_settings(dev); 578 579 blackbird_api_cmd(dev, CX2341X_ENC_SET_NUM_VSYNC_LINES, 2, 0, 580 BLACKBIRD_FIELD1_SAA7115, 581 BLACKBIRD_FIELD2_SAA7115 582 ); 583 584 blackbird_api_cmd(dev, CX2341X_ENC_SET_PLACEHOLDER, 12, 0, 585 BLACKBIRD_CUSTOM_EXTENSION_USR_DATA, 586 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0); 587 588 return 0; 589} 590 591static int blackbird_start_codec(struct file *file, void *priv) 592{ 593 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 594 struct cx88_core *core = dev->core; 595 /* start capturing to the host interface */ 596 u32 reg; 597 598 int i; 599 int lastchange = -1; 600 int lastval = 0; 601 602 for (i = 0; (i < 10) && (i < (lastchange + 4)); i++) { 603 reg = cx_read(AUD_STATUS); 604 605 dprintk(1, "AUD_STATUS:%dL: 0x%x\n", i, reg); 606 if ((reg & 0x0F) != lastval) { 607 lastval = reg & 0x0F; 608 lastchange = i; 609 } 610 msleep(100); 611 } 612 613 /* unmute audio source */ 614 cx_clear(AUD_VOL_CTL, (1 << 6)); 615 616 blackbird_api_cmd(dev, CX2341X_ENC_REFRESH_INPUT, 0, 0); 617 618 /* initialize the video input */ 619 blackbird_api_cmd(dev, CX2341X_ENC_INITIALIZE_INPUT, 0, 0); 620 621 /* start capturing to the host interface */ 622 blackbird_api_cmd(dev, CX2341X_ENC_START_CAPTURE, 2, 0, 623 BLACKBIRD_MPEG_CAPTURE, 624 BLACKBIRD_RAW_BITS_NONE 625 ); 626 627 dev->mpeg_active = 1; 628 return 0; 629} 630 631static int blackbird_stop_codec(struct cx8802_dev *dev) 632{ 633 blackbird_api_cmd(dev, CX2341X_ENC_STOP_CAPTURE, 3, 0, 634 BLACKBIRD_END_NOW, 635 BLACKBIRD_MPEG_CAPTURE, 636 BLACKBIRD_RAW_BITS_NONE 637 ); 638 639 dev->mpeg_active = 0; 640 return 0; 641} 642 643/* ------------------------------------------------------------------ */ 644 645static int bb_buf_setup(struct videobuf_queue *q, 646 unsigned int *count, unsigned int *size) 647{ 648 struct cx8802_fh *fh = q->priv_data; 649 650 fh->dev->ts_packet_size = 188 * 4; /* was: 512 */ 651 fh->dev->ts_packet_count = mpegbufs; /* was: 100 */ 652 653 *size = fh->dev->ts_packet_size * fh->dev->ts_packet_count; 654 *count = fh->dev->ts_packet_count; 655 return 0; 656} 657 658static int 659bb_buf_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb, 660 enum v4l2_field field) 661{ 662 struct cx8802_fh *fh = q->priv_data; 663 return cx8802_buf_prepare(q, fh->dev, (struct cx88_buffer*)vb, field); 664} 665 666static void 667bb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb) 668{ 669 struct cx8802_fh *fh = q->priv_data; 670 cx8802_buf_queue(fh->dev, (struct cx88_buffer*)vb); 671} 672 673static void 674bb_buf_release(struct videobuf_queue *q, struct videobuf_buffer *vb) 675{ 676 cx88_free_buffer(q, (struct cx88_buffer*)vb); 677} 678 679static struct videobuf_queue_ops blackbird_qops = { 680 .buf_setup = bb_buf_setup, 681 .buf_prepare = bb_buf_prepare, 682 .buf_queue = bb_buf_queue, 683 .buf_release = bb_buf_release, 684}; 685 686/* ------------------------------------------------------------------ */ 687 688static const u32 *ctrl_classes[] = { 689 cx88_user_ctrls, 690 cx2341x_mpeg_ctrls, 691 NULL 692}; 693 694static int blackbird_queryctrl(struct cx8802_dev *dev, struct v4l2_queryctrl *qctrl) 695{ 696 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); 697 if (qctrl->id == 0) 698 return -EINVAL; 699 700 /* Standard V4L2 controls */ 701 if (cx8800_ctrl_query(dev->core, qctrl) == 0) 702 return 0; 703 704 /* MPEG V4L2 controls */ 705 if (cx2341x_ctrl_query(&dev->params, qctrl)) 706 qctrl->flags |= V4L2_CTRL_FLAG_DISABLED; 707 return 0; 708} 709 710/* ------------------------------------------------------------------ */ 711/* IOCTL Handlers */ 712 713static int vidioc_querymenu (struct file *file, void *priv, 714 struct v4l2_querymenu *qmenu) 715{ 716 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 717 struct v4l2_queryctrl qctrl; 718 719 qctrl.id = qmenu->id; 720 blackbird_queryctrl(dev, &qctrl); 721 return v4l2_ctrl_query_menu(qmenu, &qctrl, 722 cx2341x_ctrl_get_menu(&dev->params, qmenu->id)); 723} 724 725static int vidioc_querycap (struct file *file, void *priv, 726 struct v4l2_capability *cap) 727{ 728 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 729 struct cx88_core *core = dev->core; 730 731 strcpy(cap->driver, "cx88_blackbird"); 732 strlcpy(cap->card, core->board.name, sizeof(cap->card)); 733 sprintf(cap->bus_info,"PCI:%s",pci_name(dev->pci)); 734 cap->capabilities = 735 V4L2_CAP_VIDEO_CAPTURE | 736 V4L2_CAP_READWRITE | 737 V4L2_CAP_STREAMING; 738 if (UNSET != core->board.tuner_type) 739 cap->capabilities |= V4L2_CAP_TUNER; 740 return 0; 741} 742 743static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, 744 struct v4l2_fmtdesc *f) 745{ 746 if (f->index != 0) 747 return -EINVAL; 748 749 strlcpy(f->description, "MPEG", sizeof(f->description)); 750 f->pixelformat = V4L2_PIX_FMT_MPEG; 751 return 0; 752} 753 754static int vidioc_g_fmt_vid_cap (struct file *file, void *priv, 755 struct v4l2_format *f) 756{ 757 struct cx8802_fh *fh = priv; 758 struct cx8802_dev *dev = fh->dev; 759 760 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 761 f->fmt.pix.bytesperline = 0; 762 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */ 763 f->fmt.pix.colorspace = 0; 764 f->fmt.pix.width = dev->width; 765 f->fmt.pix.height = dev->height; 766 f->fmt.pix.field = fh->mpegq.field; 767 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", 768 dev->width, dev->height, fh->mpegq.field ); 769 return 0; 770} 771 772static int vidioc_try_fmt_vid_cap (struct file *file, void *priv, 773 struct v4l2_format *f) 774{ 775 struct cx8802_fh *fh = priv; 776 struct cx8802_dev *dev = fh->dev; 777 778 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 779 f->fmt.pix.bytesperline = 0; 780 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; 781 f->fmt.pix.colorspace = 0; 782 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n", 783 dev->width, dev->height, fh->mpegq.field ); 784 return 0; 785} 786 787static int vidioc_s_fmt_vid_cap (struct file *file, void *priv, 788 struct v4l2_format *f) 789{ 790 struct cx8802_fh *fh = priv; 791 struct cx8802_dev *dev = fh->dev; 792 struct cx88_core *core = dev->core; 793 794 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 795 f->fmt.pix.bytesperline = 0; 796 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; 797 f->fmt.pix.colorspace = 0; 798 dev->width = f->fmt.pix.width; 799 dev->height = f->fmt.pix.height; 800 fh->mpegq.field = f->fmt.pix.field; 801 cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field); 802 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0, 803 f->fmt.pix.height, f->fmt.pix.width); 804 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n", 805 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field ); 806 return 0; 807} 808 809static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) 810{ 811 struct cx8802_fh *fh = priv; 812 return (videobuf_reqbufs(&fh->mpegq, p)); 813} 814 815static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) 816{ 817 struct cx8802_fh *fh = priv; 818 return (videobuf_querybuf(&fh->mpegq, p)); 819} 820 821static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) 822{ 823 struct cx8802_fh *fh = priv; 824 return (videobuf_qbuf(&fh->mpegq, p)); 825} 826 827static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) 828{ 829 struct cx8802_fh *fh = priv; 830 return (videobuf_dqbuf(&fh->mpegq, p, 831 file->f_flags & O_NONBLOCK)); 832} 833 834static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) 835{ 836 struct cx8802_fh *fh = priv; 837 return videobuf_streamon(&fh->mpegq); 838} 839 840static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) 841{ 842 struct cx8802_fh *fh = priv; 843 return videobuf_streamoff(&fh->mpegq); 844} 845 846static int vidioc_g_ext_ctrls (struct file *file, void *priv, 847 struct v4l2_ext_controls *f) 848{ 849 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 850 851 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 852 return -EINVAL; 853 return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS); 854} 855 856static int vidioc_s_ext_ctrls (struct file *file, void *priv, 857 struct v4l2_ext_controls *f) 858{ 859 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 860 struct cx2341x_mpeg_params p; 861 int err; 862 863 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 864 return -EINVAL; 865 866 if (dev->mpeg_active) 867 blackbird_stop_codec(dev); 868 869 p = dev->params; 870 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS); 871 if (!err) { 872 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p); 873 dev->params = p; 874 } 875 return err; 876} 877 878static int vidioc_try_ext_ctrls (struct file *file, void *priv, 879 struct v4l2_ext_controls *f) 880{ 881 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 882 struct cx2341x_mpeg_params p; 883 int err; 884 885 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 886 return -EINVAL; 887 p = dev->params; 888 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS); 889 890 return err; 891} 892 893static int vidioc_s_frequency (struct file *file, void *priv, 894 struct v4l2_frequency *f) 895{ 896 struct cx8802_fh *fh = priv; 897 struct cx8802_dev *dev = fh->dev; 898 struct cx88_core *core = dev->core; 899 900 if (dev->mpeg_active) 901 blackbird_stop_codec(dev); 902 903 cx88_set_freq (core,f); 904 blackbird_initialize_codec(dev); 905 cx88_set_scale(dev->core, dev->width, dev->height, 906 fh->mpegq.field); 907 return 0; 908} 909 910static int vidioc_log_status (struct file *file, void *priv) 911{ 912 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 913 struct cx88_core *core = dev->core; 914 char name[32 + 2]; 915 916 snprintf(name, sizeof(name), "%s/2", core->name); 917 printk("%s/2: ============ START LOG STATUS ============\n", 918 core->name); 919 call_all(core, core, log_status); 920 cx2341x_log_status(&dev->params, name); 921 printk("%s/2: ============= END LOG STATUS =============\n", 922 core->name); 923 return 0; 924} 925 926static int vidioc_queryctrl (struct file *file, void *priv, 927 struct v4l2_queryctrl *qctrl) 928{ 929 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 930 931 if (blackbird_queryctrl(dev, qctrl) == 0) 932 return 0; 933 934 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); 935 if (unlikely(qctrl->id == 0)) 936 return -EINVAL; 937 return cx8800_ctrl_query(dev->core, qctrl); 938} 939 940static int vidioc_enum_input (struct file *file, void *priv, 941 struct v4l2_input *i) 942{ 943 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 944 return cx88_enum_input (core,i); 945} 946 947static int vidioc_g_ctrl (struct file *file, void *priv, 948 struct v4l2_control *ctl) 949{ 950 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 951 return 952 cx88_get_control(core,ctl); 953} 954 955static int vidioc_s_ctrl (struct file *file, void *priv, 956 struct v4l2_control *ctl) 957{ 958 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 959 return 960 cx88_set_control(core,ctl); 961} 962 963static int vidioc_g_frequency (struct file *file, void *priv, 964 struct v4l2_frequency *f) 965{ 966 struct cx8802_fh *fh = priv; 967 struct cx88_core *core = fh->dev->core; 968 969 if (unlikely(UNSET == core->board.tuner_type)) 970 return -EINVAL; 971 972 f->type = V4L2_TUNER_ANALOG_TV; 973 f->frequency = core->freq; 974 call_all(core, tuner, g_frequency, f); 975 976 return 0; 977} 978 979static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) 980{ 981 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 982 983 *i = core->input; 984 return 0; 985} 986 987static int vidioc_s_input (struct file *file, void *priv, unsigned int i) 988{ 989 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 990 991 if (i >= 4) 992 return -EINVAL; 993 994 mutex_lock(&core->lock); 995 cx88_newstation(core); 996 cx88_video_mux(core,i); 997 mutex_unlock(&core->lock); 998 return 0; 999} 1000 1001static int vidioc_g_tuner (struct file *file, void *priv, 1002 struct v4l2_tuner *t) 1003{ 1004 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1005 u32 reg; 1006 1007 if (unlikely(UNSET == core->board.tuner_type)) 1008 return -EINVAL; 1009 if (0 != t->index) 1010 return -EINVAL; 1011 1012 strcpy(t->name, "Television"); 1013 t->type = V4L2_TUNER_ANALOG_TV; 1014 t->capability = V4L2_TUNER_CAP_NORM; 1015 t->rangehigh = 0xffffffffUL; 1016 1017 cx88_get_stereo(core ,t); 1018 reg = cx_read(MO_DEVICE_STATUS); 1019 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; 1020 return 0; 1021} 1022 1023static int vidioc_s_tuner (struct file *file, void *priv, 1024 struct v4l2_tuner *t) 1025{ 1026 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1027 1028 if (UNSET == core->board.tuner_type) 1029 return -EINVAL; 1030 if (0 != t->index) 1031 return -EINVAL; 1032 1033 cx88_set_stereo(core, t->audmode, 1); 1034 return 0; 1035} 1036 1037static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id) 1038{ 1039 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1040 1041 mutex_lock(&core->lock); 1042 cx88_set_tvnorm(core,*id); 1043 mutex_unlock(&core->lock); 1044 return 0; 1045} 1046 1047/* FIXME: cx88_ioctl_hook not implemented */ 1048 1049static int mpeg_open(struct file *file) 1050{ 1051 struct video_device *vdev = video_devdata(file); 1052 struct cx8802_dev *dev = video_drvdata(file); 1053 struct cx8802_fh *fh; 1054 struct cx8802_driver *drv = NULL; 1055 int err; 1056 1057 dprintk( 1, "%s\n", __func__); 1058 1059 mutex_lock(&dev->core->lock); 1060 1061 /* Make sure we can acquire the hardware */ 1062 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); 1063 if (!drv) { 1064 dprintk(1, "%s: blackbird driver is not loaded\n", __func__); 1065 mutex_unlock(&dev->core->lock); 1066 return -ENODEV; 1067 } 1068 1069 err = drv->request_acquire(drv); 1070 if (err != 0) { 1071 dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err); 1072 mutex_unlock(&dev->core->lock); 1073 return err; 1074 } 1075 1076 if (!dev->core->mpeg_users && blackbird_initialize_codec(dev) < 0) { 1077 drv->request_release(drv); 1078 mutex_unlock(&dev->core->lock); 1079 return -EINVAL; 1080 } 1081 dprintk(1, "open dev=%s\n", video_device_node_name(vdev)); 1082 1083 /* allocate + initialize per filehandle data */ 1084 fh = kzalloc(sizeof(*fh),GFP_KERNEL); 1085 if (NULL == fh) { 1086 drv->request_release(drv); 1087 mutex_unlock(&dev->core->lock); 1088 return -ENOMEM; 1089 } 1090 file->private_data = fh; 1091 fh->dev = dev; 1092 1093 videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops, 1094 &dev->pci->dev, &dev->slock, 1095 V4L2_BUF_TYPE_VIDEO_CAPTURE, 1096 V4L2_FIELD_INTERLACED, 1097 sizeof(struct cx88_buffer), 1098 fh, NULL); 1099 1100 /* FIXME: locking against other video device */ 1101 cx88_set_scale(dev->core, dev->width, dev->height, 1102 fh->mpegq.field); 1103 1104 dev->core->mpeg_users++; 1105 mutex_unlock(&dev->core->lock); 1106 return 0; 1107} 1108 1109static int mpeg_release(struct file *file) 1110{ 1111 struct cx8802_fh *fh = file->private_data; 1112 struct cx8802_dev *dev = fh->dev; 1113 struct cx8802_driver *drv = NULL; 1114 1115 mutex_lock(&dev->core->lock); 1116 1117 if (dev->mpeg_active && dev->core->mpeg_users == 1) 1118 blackbird_stop_codec(dev); 1119 1120 cx8802_cancel_buffers(fh->dev); 1121 /* stop mpeg capture */ 1122 videobuf_stop(&fh->mpegq); 1123 1124 videobuf_mmap_free(&fh->mpegq); 1125 1126 file->private_data = NULL; 1127 kfree(fh); 1128 1129 /* Make sure we release the hardware */ 1130 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); 1131 WARN_ON(!drv); 1132 if (drv) 1133 drv->request_release(drv); 1134 1135 dev->core->mpeg_users--; 1136 1137 mutex_unlock(&dev->core->lock); 1138 1139 return 0; 1140} 1141 1142static ssize_t 1143mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos) 1144{ 1145 struct cx8802_fh *fh = file->private_data; 1146 struct cx8802_dev *dev = fh->dev; 1147 1148 if (!dev->mpeg_active) 1149 blackbird_start_codec(file, fh); 1150 1151 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0, 1152 file->f_flags & O_NONBLOCK); 1153} 1154 1155static unsigned int 1156mpeg_poll(struct file *file, struct poll_table_struct *wait) 1157{ 1158 struct cx8802_fh *fh = file->private_data; 1159 struct cx8802_dev *dev = fh->dev; 1160 1161 if (!dev->mpeg_active) 1162 blackbird_start_codec(file, fh); 1163 1164 return videobuf_poll_stream(file, &fh->mpegq, wait); 1165} 1166 1167static int 1168mpeg_mmap(struct file *file, struct vm_area_struct * vma) 1169{ 1170 struct cx8802_fh *fh = file->private_data; 1171 1172 return videobuf_mmap_mapper(&fh->mpegq, vma); 1173} 1174 1175static const struct v4l2_file_operations mpeg_fops = 1176{ 1177 .owner = THIS_MODULE, 1178 .open = mpeg_open, 1179 .release = mpeg_release, 1180 .read = mpeg_read, 1181 .poll = mpeg_poll, 1182 .mmap = mpeg_mmap, 1183 .ioctl = video_ioctl2, 1184}; 1185 1186static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { 1187 .vidioc_querymenu = vidioc_querymenu, 1188 .vidioc_querycap = vidioc_querycap, 1189 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1190 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1191 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1192 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1193 .vidioc_reqbufs = vidioc_reqbufs, 1194 .vidioc_querybuf = vidioc_querybuf, 1195 .vidioc_qbuf = vidioc_qbuf, 1196 .vidioc_dqbuf = vidioc_dqbuf, 1197 .vidioc_streamon = vidioc_streamon, 1198 .vidioc_streamoff = vidioc_streamoff, 1199 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls, 1200 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, 1201 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, 1202 .vidioc_s_frequency = vidioc_s_frequency, 1203 .vidioc_log_status = vidioc_log_status, 1204 .vidioc_queryctrl = vidioc_queryctrl, 1205 .vidioc_enum_input = vidioc_enum_input, 1206 .vidioc_g_ctrl = vidioc_g_ctrl, 1207 .vidioc_s_ctrl = vidioc_s_ctrl, 1208 .vidioc_g_frequency = vidioc_g_frequency, 1209 .vidioc_g_input = vidioc_g_input, 1210 .vidioc_s_input = vidioc_s_input, 1211 .vidioc_g_tuner = vidioc_g_tuner, 1212 .vidioc_s_tuner = vidioc_s_tuner, 1213 .vidioc_s_std = vidioc_s_std, 1214}; 1215 1216static struct video_device cx8802_mpeg_template = { 1217 .name = "cx8802", 1218 .fops = &mpeg_fops, 1219 .ioctl_ops = &mpeg_ioctl_ops, 1220 .tvnorms = CX88_NORMS, 1221 .current_norm = V4L2_STD_NTSC_M, 1222}; 1223 1224/* ------------------------------------------------------------------ */ 1225 1226/* The CX8802 MPEG API will call this when we can use the hardware */ 1227static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv) 1228{ 1229 struct cx88_core *core = drv->core; 1230 int err = 0; 1231 1232 switch (core->boardnr) { 1233 case CX88_BOARD_HAUPPAUGE_HVR1300: 1234 /* By default, core setup will leave the cx22702 out of reset, on the bus. 1235 * We left the hardware on power up with the cx22702 active. 1236 * We're being given access to re-arrange the GPIOs. 1237 * Take the bus off the cx22702 and put the cx23416 on it. 1238 */ 1239 /* Toggle reset on cx22702 leaving i2c active */ 1240 cx_set(MO_GP0_IO, 0x00000080); 1241 udelay(1000); 1242 cx_clear(MO_GP0_IO, 0x00000080); 1243 udelay(50); 1244 cx_set(MO_GP0_IO, 0x00000080); 1245 udelay(1000); 1246 /* tri-state the cx22702 pins */ 1247 cx_set(MO_GP0_IO, 0x00000004); 1248 udelay(1000); 1249 break; 1250 default: 1251 err = -ENODEV; 1252 } 1253 return err; 1254} 1255 1256/* The CX8802 MPEG API will call this when we need to release the hardware */ 1257static int cx8802_blackbird_advise_release(struct cx8802_driver *drv) 1258{ 1259 struct cx88_core *core = drv->core; 1260 int err = 0; 1261 1262 switch (core->boardnr) { 1263 case CX88_BOARD_HAUPPAUGE_HVR1300: 1264 /* Exit leaving the cx23416 on the bus */ 1265 break; 1266 default: 1267 err = -ENODEV; 1268 } 1269 return err; 1270} 1271 1272static void blackbird_unregister_video(struct cx8802_dev *dev) 1273{ 1274 if (dev->mpeg_dev) { 1275 if (video_is_registered(dev->mpeg_dev)) 1276 video_unregister_device(dev->mpeg_dev); 1277 else 1278 video_device_release(dev->mpeg_dev); 1279 dev->mpeg_dev = NULL; 1280 } 1281} 1282 1283static int blackbird_register_video(struct cx8802_dev *dev) 1284{ 1285 int err; 1286 1287 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci, 1288 &cx8802_mpeg_template,"mpeg"); 1289 video_set_drvdata(dev->mpeg_dev, dev); 1290 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1); 1291 if (err < 0) { 1292 printk(KERN_INFO "%s/2: can't register mpeg device\n", 1293 dev->core->name); 1294 return err; 1295 } 1296 printk(KERN_INFO "%s/2: registered device %s [mpeg]\n", 1297 dev->core->name, video_device_node_name(dev->mpeg_dev)); 1298 return 0; 1299} 1300 1301/* ----------------------------------------------------------- */ 1302 1303static int cx8802_blackbird_probe(struct cx8802_driver *drv) 1304{ 1305 struct cx88_core *core = drv->core; 1306 struct cx8802_dev *dev = core->dvbdev; 1307 int err; 1308 1309 dprintk( 1, "%s\n", __func__); 1310 dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n", 1311 core->boardnr, 1312 core->name, 1313 core->pci_bus, 1314 core->pci_slot); 1315 1316 err = -ENODEV; 1317 if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD)) 1318 goto fail_core; 1319 1320 dev->width = 720; 1321 dev->height = 576; 1322 cx2341x_fill_defaults(&dev->params); 1323 dev->params.port = CX2341X_PORT_STREAMING; 1324 1325 cx8802_mpeg_template.current_norm = core->tvnorm; 1326 1327 if (core->tvnorm & V4L2_STD_525_60) { 1328 dev->height = 480; 1329 } else { 1330 dev->height = 576; 1331 } 1332 1333 /* blackbird stuff */ 1334 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n", 1335 core->name); 1336 host_setup(dev->core); 1337 1338 blackbird_initialize_codec(dev); 1339 blackbird_register_video(dev); 1340 1341 /* initial device configuration: needed ? */ 1342// init_controls(core); 1343 cx88_set_tvnorm(core,core->tvnorm); 1344 cx88_video_mux(core,0); 1345 1346 return 0; 1347 1348 fail_core: 1349 return err; 1350} 1351 1352static int cx8802_blackbird_remove(struct cx8802_driver *drv) 1353{ 1354 /* blackbird */ 1355 blackbird_unregister_video(drv->core->dvbdev); 1356 1357 return 0; 1358} 1359 1360static struct cx8802_driver cx8802_blackbird_driver = { 1361 .type_id = CX88_MPEG_BLACKBIRD, 1362 .hw_access = CX8802_DRVCTL_SHARED, 1363 .probe = cx8802_blackbird_probe, 1364 .remove = cx8802_blackbird_remove, 1365 .advise_acquire = cx8802_blackbird_advise_acquire, 1366 .advise_release = cx8802_blackbird_advise_release, 1367}; 1368 1369static int __init blackbird_init(void) 1370{ 1371 printk(KERN_INFO "cx2388x blackbird driver version %s loaded\n", 1372 CX88_VERSION); 1373 return cx8802_register_driver(&cx8802_blackbird_driver); 1374} 1375 1376static void __exit blackbird_fini(void) 1377{ 1378 cx8802_unregister_driver(&cx8802_blackbird_driver); 1379} 1380 1381module_init(blackbird_init); 1382module_exit(blackbird_fini); 1383 1384module_param_named(video_debug,cx8802_mpeg_template.debug, int, 0644); 1385MODULE_PARM_DESC(debug,"enable debug messages [video]"); 1386