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://ivtv.sourceforge.net/), 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 <linux/smp_lock.h> 37#include <media/v4l2-common.h> 38#include <media/v4l2-ioctl.h> 39#include <media/cx2341x.h> 40 41#include "cx88.h" 42 43MODULE_DESCRIPTION("driver for cx2388x/cx23416 based mpeg encoder cards"); 44MODULE_AUTHOR("Jelle Foks <jelle@foks.us>, Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]"); 45MODULE_LICENSE("GPL"); 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->version = CX88_VERSION_CODE; 735 cap->capabilities = 736 V4L2_CAP_VIDEO_CAPTURE | 737 V4L2_CAP_READWRITE | 738 V4L2_CAP_STREAMING; 739 if (UNSET != core->board.tuner_type) 740 cap->capabilities |= V4L2_CAP_TUNER; 741 return 0; 742} 743 744static int vidioc_enum_fmt_vid_cap (struct file *file, void *priv, 745 struct v4l2_fmtdesc *f) 746{ 747 if (f->index != 0) 748 return -EINVAL; 749 750 strlcpy(f->description, "MPEG", sizeof(f->description)); 751 f->pixelformat = V4L2_PIX_FMT_MPEG; 752 return 0; 753} 754 755static int vidioc_g_fmt_vid_cap (struct file *file, void *priv, 756 struct v4l2_format *f) 757{ 758 struct cx8802_fh *fh = priv; 759 struct cx8802_dev *dev = fh->dev; 760 761 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 762 f->fmt.pix.bytesperline = 0; 763 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */ 764 f->fmt.pix.colorspace = 0; 765 f->fmt.pix.width = dev->width; 766 f->fmt.pix.height = dev->height; 767 f->fmt.pix.field = fh->mpegq.field; 768 dprintk(0,"VIDIOC_G_FMT: w: %d, h: %d, f: %d\n", 769 dev->width, dev->height, fh->mpegq.field ); 770 return 0; 771} 772 773static int vidioc_try_fmt_vid_cap (struct file *file, void *priv, 774 struct v4l2_format *f) 775{ 776 struct cx8802_fh *fh = priv; 777 struct cx8802_dev *dev = fh->dev; 778 779 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 780 f->fmt.pix.bytesperline = 0; 781 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; 782 f->fmt.pix.colorspace = 0; 783 dprintk(0,"VIDIOC_TRY_FMT: w: %d, h: %d, f: %d\n", 784 dev->width, dev->height, fh->mpegq.field ); 785 return 0; 786} 787 788static int vidioc_s_fmt_vid_cap (struct file *file, void *priv, 789 struct v4l2_format *f) 790{ 791 struct cx8802_fh *fh = priv; 792 struct cx8802_dev *dev = fh->dev; 793 struct cx88_core *core = dev->core; 794 795 f->fmt.pix.pixelformat = V4L2_PIX_FMT_MPEG; 796 f->fmt.pix.bytesperline = 0; 797 f->fmt.pix.sizeimage = dev->ts_packet_size * dev->ts_packet_count; /* 188 * 4 * 1024; */; 798 f->fmt.pix.colorspace = 0; 799 dev->width = f->fmt.pix.width; 800 dev->height = f->fmt.pix.height; 801 fh->mpegq.field = f->fmt.pix.field; 802 cx88_set_scale(core, f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field); 803 blackbird_api_cmd(dev, CX2341X_ENC_SET_FRAME_SIZE, 2, 0, 804 f->fmt.pix.height, f->fmt.pix.width); 805 dprintk(0,"VIDIOC_S_FMT: w: %d, h: %d, f: %d\n", 806 f->fmt.pix.width, f->fmt.pix.height, f->fmt.pix.field ); 807 return 0; 808} 809 810static int vidioc_reqbufs (struct file *file, void *priv, struct v4l2_requestbuffers *p) 811{ 812 struct cx8802_fh *fh = priv; 813 return (videobuf_reqbufs(&fh->mpegq, p)); 814} 815 816static int vidioc_querybuf (struct file *file, void *priv, struct v4l2_buffer *p) 817{ 818 struct cx8802_fh *fh = priv; 819 return (videobuf_querybuf(&fh->mpegq, p)); 820} 821 822static int vidioc_qbuf (struct file *file, void *priv, struct v4l2_buffer *p) 823{ 824 struct cx8802_fh *fh = priv; 825 return (videobuf_qbuf(&fh->mpegq, p)); 826} 827 828static int vidioc_dqbuf (struct file *file, void *priv, struct v4l2_buffer *p) 829{ 830 struct cx8802_fh *fh = priv; 831 return (videobuf_dqbuf(&fh->mpegq, p, 832 file->f_flags & O_NONBLOCK)); 833} 834 835static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i) 836{ 837 struct cx8802_fh *fh = priv; 838 return videobuf_streamon(&fh->mpegq); 839} 840 841static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i) 842{ 843 struct cx8802_fh *fh = priv; 844 return videobuf_streamoff(&fh->mpegq); 845} 846 847static int vidioc_g_ext_ctrls (struct file *file, void *priv, 848 struct v4l2_ext_controls *f) 849{ 850 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 851 852 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 853 return -EINVAL; 854 return cx2341x_ext_ctrls(&dev->params, 0, f, VIDIOC_G_EXT_CTRLS); 855} 856 857static int vidioc_s_ext_ctrls (struct file *file, void *priv, 858 struct v4l2_ext_controls *f) 859{ 860 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 861 struct cx2341x_mpeg_params p; 862 int err; 863 864 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 865 return -EINVAL; 866 867 if (dev->mpeg_active) 868 blackbird_stop_codec(dev); 869 870 p = dev->params; 871 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_S_EXT_CTRLS); 872 if (!err) { 873 err = cx2341x_update(dev, blackbird_mbox_func, &dev->params, &p); 874 dev->params = p; 875 } 876 return err; 877} 878 879static int vidioc_try_ext_ctrls (struct file *file, void *priv, 880 struct v4l2_ext_controls *f) 881{ 882 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 883 struct cx2341x_mpeg_params p; 884 int err; 885 886 if (f->ctrl_class != V4L2_CTRL_CLASS_MPEG) 887 return -EINVAL; 888 p = dev->params; 889 err = cx2341x_ext_ctrls(&p, 0, f, VIDIOC_TRY_EXT_CTRLS); 890 891 return err; 892} 893 894static int vidioc_s_frequency (struct file *file, void *priv, 895 struct v4l2_frequency *f) 896{ 897 struct cx8802_fh *fh = priv; 898 struct cx8802_dev *dev = fh->dev; 899 struct cx88_core *core = dev->core; 900 901 if (dev->mpeg_active) 902 blackbird_stop_codec(dev); 903 904 cx88_set_freq (core,f); 905 blackbird_initialize_codec(dev); 906 cx88_set_scale(dev->core, dev->width, dev->height, 907 fh->mpegq.field); 908 return 0; 909} 910 911static int vidioc_log_status (struct file *file, void *priv) 912{ 913 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 914 struct cx88_core *core = dev->core; 915 char name[32 + 2]; 916 917 snprintf(name, sizeof(name), "%s/2", core->name); 918 printk("%s/2: ============ START LOG STATUS ============\n", 919 core->name); 920 call_all(core, core, log_status); 921 cx2341x_log_status(&dev->params, name); 922 printk("%s/2: ============= END LOG STATUS =============\n", 923 core->name); 924 return 0; 925} 926 927static int vidioc_queryctrl (struct file *file, void *priv, 928 struct v4l2_queryctrl *qctrl) 929{ 930 struct cx8802_dev *dev = ((struct cx8802_fh *)priv)->dev; 931 932 if (blackbird_queryctrl(dev, qctrl) == 0) 933 return 0; 934 935 qctrl->id = v4l2_ctrl_next(ctrl_classes, qctrl->id); 936 if (unlikely(qctrl->id == 0)) 937 return -EINVAL; 938 return cx8800_ctrl_query(dev->core, qctrl); 939} 940 941static int vidioc_enum_input (struct file *file, void *priv, 942 struct v4l2_input *i) 943{ 944 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 945 return cx88_enum_input (core,i); 946} 947 948static int vidioc_g_ctrl (struct file *file, void *priv, 949 struct v4l2_control *ctl) 950{ 951 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 952 return 953 cx88_get_control(core,ctl); 954} 955 956static int vidioc_s_ctrl (struct file *file, void *priv, 957 struct v4l2_control *ctl) 958{ 959 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 960 return 961 cx88_set_control(core,ctl); 962} 963 964static int vidioc_g_frequency (struct file *file, void *priv, 965 struct v4l2_frequency *f) 966{ 967 struct cx8802_fh *fh = priv; 968 struct cx88_core *core = fh->dev->core; 969 970 if (unlikely(UNSET == core->board.tuner_type)) 971 return -EINVAL; 972 973 f->type = V4L2_TUNER_ANALOG_TV; 974 f->frequency = core->freq; 975 call_all(core, tuner, g_frequency, f); 976 977 return 0; 978} 979 980static int vidioc_g_input (struct file *file, void *priv, unsigned int *i) 981{ 982 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 983 984 *i = core->input; 985 return 0; 986} 987 988static int vidioc_s_input (struct file *file, void *priv, unsigned int i) 989{ 990 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 991 992 if (i >= 4) 993 return -EINVAL; 994 995 mutex_lock(&core->lock); 996 cx88_newstation(core); 997 cx88_video_mux(core,i); 998 mutex_unlock(&core->lock); 999 return 0; 1000} 1001 1002static int vidioc_g_tuner (struct file *file, void *priv, 1003 struct v4l2_tuner *t) 1004{ 1005 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1006 u32 reg; 1007 1008 if (unlikely(UNSET == core->board.tuner_type)) 1009 return -EINVAL; 1010 if (0 != t->index) 1011 return -EINVAL; 1012 1013 strcpy(t->name, "Television"); 1014 t->type = V4L2_TUNER_ANALOG_TV; 1015 t->capability = V4L2_TUNER_CAP_NORM; 1016 t->rangehigh = 0xffffffffUL; 1017 1018 cx88_get_stereo(core ,t); 1019 reg = cx_read(MO_DEVICE_STATUS); 1020 t->signal = (reg & (1<<5)) ? 0xffff : 0x0000; 1021 return 0; 1022} 1023 1024static int vidioc_s_tuner (struct file *file, void *priv, 1025 struct v4l2_tuner *t) 1026{ 1027 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1028 1029 if (UNSET == core->board.tuner_type) 1030 return -EINVAL; 1031 if (0 != t->index) 1032 return -EINVAL; 1033 1034 cx88_set_stereo(core, t->audmode, 1); 1035 return 0; 1036} 1037 1038static int vidioc_s_std (struct file *file, void *priv, v4l2_std_id *id) 1039{ 1040 struct cx88_core *core = ((struct cx8802_fh *)priv)->dev->core; 1041 1042 mutex_lock(&core->lock); 1043 cx88_set_tvnorm(core,*id); 1044 mutex_unlock(&core->lock); 1045 return 0; 1046} 1047 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 lock_kernel(); 1060 1061 /* Make sure we can acquire the hardware */ 1062 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); 1063 if (drv) { 1064 err = drv->request_acquire(drv); 1065 if(err != 0) { 1066 dprintk(1,"%s: Unable to acquire hardware, %d\n", __func__, err); 1067 unlock_kernel(); 1068 return err; 1069 } 1070 } 1071 1072 if (!atomic_read(&dev->core->mpeg_users) && blackbird_initialize_codec(dev) < 0) { 1073 if (drv) 1074 drv->request_release(drv); 1075 unlock_kernel(); 1076 return -EINVAL; 1077 } 1078 dprintk(1, "open dev=%s\n", video_device_node_name(vdev)); 1079 1080 /* allocate + initialize per filehandle data */ 1081 fh = kzalloc(sizeof(*fh),GFP_KERNEL); 1082 if (NULL == fh) { 1083 if (drv) 1084 drv->request_release(drv); 1085 unlock_kernel(); 1086 return -ENOMEM; 1087 } 1088 file->private_data = fh; 1089 fh->dev = dev; 1090 1091 videobuf_queue_sg_init(&fh->mpegq, &blackbird_qops, 1092 &dev->pci->dev, &dev->slock, 1093 V4L2_BUF_TYPE_VIDEO_CAPTURE, 1094 V4L2_FIELD_INTERLACED, 1095 sizeof(struct cx88_buffer), 1096 fh); 1097 1098 cx88_set_scale(dev->core, dev->width, dev->height, 1099 fh->mpegq.field); 1100 unlock_kernel(); 1101 1102 atomic_inc(&dev->core->mpeg_users); 1103 1104 return 0; 1105} 1106 1107static int mpeg_release(struct file *file) 1108{ 1109 struct cx8802_fh *fh = file->private_data; 1110 struct cx8802_dev *dev = fh->dev; 1111 struct cx8802_driver *drv = NULL; 1112 1113 if (dev->mpeg_active && atomic_read(&dev->core->mpeg_users) == 1) 1114 blackbird_stop_codec(dev); 1115 1116 cx8802_cancel_buffers(fh->dev); 1117 /* stop mpeg capture */ 1118 videobuf_stop(&fh->mpegq); 1119 1120 videobuf_mmap_free(&fh->mpegq); 1121 file->private_data = NULL; 1122 kfree(fh); 1123 1124 /* Make sure we release the hardware */ 1125 drv = cx8802_get_driver(dev, CX88_MPEG_BLACKBIRD); 1126 if (drv) 1127 drv->request_release(drv); 1128 1129 atomic_dec(&dev->core->mpeg_users); 1130 1131 return 0; 1132} 1133 1134static ssize_t 1135mpeg_read(struct file *file, char __user *data, size_t count, loff_t *ppos) 1136{ 1137 struct cx8802_fh *fh = file->private_data; 1138 struct cx8802_dev *dev = fh->dev; 1139 1140 if (!dev->mpeg_active) 1141 blackbird_start_codec(file, fh); 1142 1143 return videobuf_read_stream(&fh->mpegq, data, count, ppos, 0, 1144 file->f_flags & O_NONBLOCK); 1145} 1146 1147static unsigned int 1148mpeg_poll(struct file *file, struct poll_table_struct *wait) 1149{ 1150 struct cx8802_fh *fh = file->private_data; 1151 struct cx8802_dev *dev = fh->dev; 1152 1153 if (!dev->mpeg_active) 1154 blackbird_start_codec(file, fh); 1155 1156 return videobuf_poll_stream(file, &fh->mpegq, wait); 1157} 1158 1159static int 1160mpeg_mmap(struct file *file, struct vm_area_struct * vma) 1161{ 1162 struct cx8802_fh *fh = file->private_data; 1163 1164 return videobuf_mmap_mapper(&fh->mpegq, vma); 1165} 1166 1167static const struct v4l2_file_operations mpeg_fops = 1168{ 1169 .owner = THIS_MODULE, 1170 .open = mpeg_open, 1171 .release = mpeg_release, 1172 .read = mpeg_read, 1173 .poll = mpeg_poll, 1174 .mmap = mpeg_mmap, 1175 .ioctl = video_ioctl2, 1176}; 1177 1178static const struct v4l2_ioctl_ops mpeg_ioctl_ops = { 1179 .vidioc_querymenu = vidioc_querymenu, 1180 .vidioc_querycap = vidioc_querycap, 1181 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap, 1182 .vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap, 1183 .vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap, 1184 .vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap, 1185 .vidioc_reqbufs = vidioc_reqbufs, 1186 .vidioc_querybuf = vidioc_querybuf, 1187 .vidioc_qbuf = vidioc_qbuf, 1188 .vidioc_dqbuf = vidioc_dqbuf, 1189 .vidioc_streamon = vidioc_streamon, 1190 .vidioc_streamoff = vidioc_streamoff, 1191 .vidioc_g_ext_ctrls = vidioc_g_ext_ctrls, 1192 .vidioc_s_ext_ctrls = vidioc_s_ext_ctrls, 1193 .vidioc_try_ext_ctrls = vidioc_try_ext_ctrls, 1194 .vidioc_s_frequency = vidioc_s_frequency, 1195 .vidioc_log_status = vidioc_log_status, 1196 .vidioc_queryctrl = vidioc_queryctrl, 1197 .vidioc_enum_input = vidioc_enum_input, 1198 .vidioc_g_ctrl = vidioc_g_ctrl, 1199 .vidioc_s_ctrl = vidioc_s_ctrl, 1200 .vidioc_g_frequency = vidioc_g_frequency, 1201 .vidioc_g_input = vidioc_g_input, 1202 .vidioc_s_input = vidioc_s_input, 1203 .vidioc_g_tuner = vidioc_g_tuner, 1204 .vidioc_s_tuner = vidioc_s_tuner, 1205 .vidioc_s_std = vidioc_s_std, 1206}; 1207 1208static struct video_device cx8802_mpeg_template = { 1209 .name = "cx8802", 1210 .fops = &mpeg_fops, 1211 .ioctl_ops = &mpeg_ioctl_ops, 1212 .tvnorms = CX88_NORMS, 1213 .current_norm = V4L2_STD_NTSC_M, 1214}; 1215 1216/* ------------------------------------------------------------------ */ 1217 1218/* The CX8802 MPEG API will call this when we can use the hardware */ 1219static int cx8802_blackbird_advise_acquire(struct cx8802_driver *drv) 1220{ 1221 struct cx88_core *core = drv->core; 1222 int err = 0; 1223 1224 switch (core->boardnr) { 1225 case CX88_BOARD_HAUPPAUGE_HVR1300: 1226 /* By default, core setup will leave the cx22702 out of reset, on the bus. 1227 * We left the hardware on power up with the cx22702 active. 1228 * We're being given access to re-arrange the GPIOs. 1229 * Take the bus off the cx22702 and put the cx23416 on it. 1230 */ 1231 /* Toggle reset on cx22702 leaving i2c active */ 1232 cx_set(MO_GP0_IO, 0x00000080); 1233 udelay(1000); 1234 cx_clear(MO_GP0_IO, 0x00000080); 1235 udelay(50); 1236 cx_set(MO_GP0_IO, 0x00000080); 1237 udelay(1000); 1238 /* tri-state the cx22702 pins */ 1239 cx_set(MO_GP0_IO, 0x00000004); 1240 udelay(1000); 1241 break; 1242 default: 1243 err = -ENODEV; 1244 } 1245 return err; 1246} 1247 1248/* The CX8802 MPEG API will call this when we need to release the hardware */ 1249static int cx8802_blackbird_advise_release(struct cx8802_driver *drv) 1250{ 1251 struct cx88_core *core = drv->core; 1252 int err = 0; 1253 1254 switch (core->boardnr) { 1255 case CX88_BOARD_HAUPPAUGE_HVR1300: 1256 /* Exit leaving the cx23416 on the bus */ 1257 break; 1258 default: 1259 err = -ENODEV; 1260 } 1261 return err; 1262} 1263 1264static void blackbird_unregister_video(struct cx8802_dev *dev) 1265{ 1266 if (dev->mpeg_dev) { 1267 if (video_is_registered(dev->mpeg_dev)) 1268 video_unregister_device(dev->mpeg_dev); 1269 else 1270 video_device_release(dev->mpeg_dev); 1271 dev->mpeg_dev = NULL; 1272 } 1273} 1274 1275static int blackbird_register_video(struct cx8802_dev *dev) 1276{ 1277 int err; 1278 1279 dev->mpeg_dev = cx88_vdev_init(dev->core,dev->pci, 1280 &cx8802_mpeg_template,"mpeg"); 1281 video_set_drvdata(dev->mpeg_dev, dev); 1282 err = video_register_device(dev->mpeg_dev,VFL_TYPE_GRABBER, -1); 1283 if (err < 0) { 1284 printk(KERN_INFO "%s/2: can't register mpeg device\n", 1285 dev->core->name); 1286 return err; 1287 } 1288 printk(KERN_INFO "%s/2: registered device %s [mpeg]\n", 1289 dev->core->name, video_device_node_name(dev->mpeg_dev)); 1290 return 0; 1291} 1292 1293/* ----------------------------------------------------------- */ 1294 1295static int cx8802_blackbird_probe(struct cx8802_driver *drv) 1296{ 1297 struct cx88_core *core = drv->core; 1298 struct cx8802_dev *dev = core->dvbdev; 1299 int err; 1300 1301 dprintk( 1, "%s\n", __func__); 1302 dprintk( 1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n", 1303 core->boardnr, 1304 core->name, 1305 core->pci_bus, 1306 core->pci_slot); 1307 1308 err = -ENODEV; 1309 if (!(core->board.mpeg & CX88_MPEG_BLACKBIRD)) 1310 goto fail_core; 1311 1312 dev->width = 720; 1313 dev->height = 576; 1314 cx2341x_fill_defaults(&dev->params); 1315 dev->params.port = CX2341X_PORT_STREAMING; 1316 1317 cx8802_mpeg_template.current_norm = core->tvnorm; 1318 1319 if (core->tvnorm & V4L2_STD_525_60) { 1320 dev->height = 480; 1321 } else { 1322 dev->height = 576; 1323 } 1324 1325 /* blackbird stuff */ 1326 printk("%s/2: cx23416 based mpeg encoder (blackbird reference design)\n", 1327 core->name); 1328 host_setup(dev->core); 1329 1330 blackbird_initialize_codec(dev); 1331 blackbird_register_video(dev); 1332 1333 /* initial device configuration: needed ? */ 1334 mutex_lock(&dev->core->lock); 1335// init_controls(core); 1336 cx88_set_tvnorm(core,core->tvnorm); 1337 cx88_video_mux(core,0); 1338 mutex_unlock(&dev->core->lock); 1339 1340 return 0; 1341 1342 fail_core: 1343 return err; 1344} 1345 1346static int cx8802_blackbird_remove(struct cx8802_driver *drv) 1347{ 1348 /* blackbird */ 1349 blackbird_unregister_video(drv->core->dvbdev); 1350 1351 return 0; 1352} 1353 1354static struct cx8802_driver cx8802_blackbird_driver = { 1355 .type_id = CX88_MPEG_BLACKBIRD, 1356 .hw_access = CX8802_DRVCTL_SHARED, 1357 .probe = cx8802_blackbird_probe, 1358 .remove = cx8802_blackbird_remove, 1359 .advise_acquire = cx8802_blackbird_advise_acquire, 1360 .advise_release = cx8802_blackbird_advise_release, 1361}; 1362 1363static int __init blackbird_init(void) 1364{ 1365 printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n", 1366 (CX88_VERSION_CODE >> 16) & 0xff, 1367 (CX88_VERSION_CODE >> 8) & 0xff, 1368 CX88_VERSION_CODE & 0xff); 1369#ifdef SNAPSHOT 1370 printk(KERN_INFO "cx2388x: snapshot date %04d-%02d-%02d\n", 1371 SNAPSHOT/10000, (SNAPSHOT/100)%100, SNAPSHOT%100); 1372#endif 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 1387/* ----------------------------------------------------------- */ 1388/* 1389 * Local variables: 1390 * c-basic-offset: 8 1391 * End: 1392 * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off 1393 */ 1394