1/* 2 * av7110_hw.c: av7110 low level hardware access and firmware interface 3 * 4 * Copyright (C) 1999-2002 Ralph Metzler 5 * & Marcus Metzler for convergence integrated media GmbH 6 * 7 * originally based on code by: 8 * Copyright (C) 1998,1999 Christian Theiss <mistert@rz.fh-augsburg.de> 9 * 10 * This program is free software; you can redistribute it and/or 11 * modify it under the terms of the GNU General Public License 12 * as published by the Free Software Foundation; either version 2 13 * of the License, or (at your option) any later version. 14 * 15 * This program is distributed in the hope that it will be useful, 16 * but WITHOUT ANY WARRANTY; without even the implied warranty of 17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 * GNU General Public License for more details. 19 * 20 * You should have received a copy of the GNU General Public License 21 * along with this program; if not, write to the Free Software 22 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 23 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html 24 * 25 * the project's page is at http://www.linuxtv.org/dvb/ 26 */ 27 28/* for debugging ARM communication: */ 29//#define COM_DEBUG 30 31#include <stdarg.h> 32#include <linux/types.h> 33#include <linux/kernel.h> 34#include <linux/string.h> 35#include <linux/delay.h> 36#include <linux/fs.h> 37 38#include "av7110.h" 39#include "av7110_hw.h" 40 41#define _NOHANDSHAKE 42 43/**************************************************************************** 44 * DEBI functions 45 ****************************************************************************/ 46 47/* This DEBI code is based on the Stradis driver 48 by Nathan Laredo <laredo@gnu.org> */ 49 50int av7110_debiwrite(struct av7110 *av7110, u32 config, 51 int addr, u32 val, int count) 52{ 53 struct saa7146_dev *dev = av7110->dev; 54 55 if (count <= 0 || count > 32764) { 56 printk("%s: invalid count %d\n", __func__, count); 57 return -1; 58 } 59 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { 60 printk("%s: wait_for_debi_done failed\n", __func__); 61 return -1; 62 } 63 saa7146_write(dev, DEBI_CONFIG, config); 64 if (count <= 4) /* immediate transfer */ 65 saa7146_write(dev, DEBI_AD, val); 66 else /* block transfer */ 67 saa7146_write(dev, DEBI_AD, av7110->debi_bus); 68 saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff)); 69 saa7146_write(dev, MC2, (2 << 16) | 2); 70 return 0; 71} 72 73u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, int count) 74{ 75 struct saa7146_dev *dev = av7110->dev; 76 u32 result = 0; 77 78 if (count > 32764 || count <= 0) { 79 printk("%s: invalid count %d\n", __func__, count); 80 return 0; 81 } 82 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { 83 printk("%s: wait_for_debi_done #1 failed\n", __func__); 84 return 0; 85 } 86 saa7146_write(dev, DEBI_AD, av7110->debi_bus); 87 saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff)); 88 89 saa7146_write(dev, DEBI_CONFIG, config); 90 saa7146_write(dev, MC2, (2 << 16) | 2); 91 if (count > 4) 92 return count; 93 if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) { 94 printk("%s: wait_for_debi_done #2 failed\n", __func__); 95 return 0; 96 } 97 98 result = saa7146_read(dev, DEBI_AD); 99 result &= (0xffffffffUL >> ((4 - count) * 8)); 100 return result; 101} 102 103 104 105/* av7110 ARM core boot stuff */ 106 107static int waitdebi(struct av7110 *av7110, int adr, int state) 108{ 109 int k; 110 111 dprintk(4, "%p\n", av7110); 112 113 for (k = 0; k < 100; k++) { 114 if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state) 115 return 0; 116 udelay(5); 117 } 118 return -ETIMEDOUT; 119} 120 121static int load_dram(struct av7110 *av7110, u32 *data, int len) 122{ 123 int i; 124 int blocks, rest; 125 u32 base, bootblock = AV7110_BOOT_BLOCK; 126 127 dprintk(4, "%p\n", av7110); 128 129 blocks = len / AV7110_BOOT_MAX_SIZE; 130 rest = len % AV7110_BOOT_MAX_SIZE; 131 base = DRAM_START_CODE; 132 133 for (i = 0; i < blocks; i++) { 134 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { 135 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i); 136 return -ETIMEDOUT; 137 } 138 dprintk(4, "writing DRAM block %d\n", i); 139 mwdebi(av7110, DEBISWAB, bootblock, 140 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE); 141 bootblock ^= 0x1400; 142 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4); 143 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2); 144 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); 145 base += AV7110_BOOT_MAX_SIZE; 146 } 147 148 if (rest > 0) { 149 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { 150 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n"); 151 return -ETIMEDOUT; 152 } 153 if (rest > 4) 154 mwdebi(av7110, DEBISWAB, bootblock, 155 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest); 156 else 157 mwdebi(av7110, DEBISWAB, bootblock, 158 ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4); 159 160 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4); 161 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2); 162 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); 163 } 164 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) { 165 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n"); 166 return -ETIMEDOUT; 167 } 168 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2); 169 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); 170 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) { 171 printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n"); 172 return -ETIMEDOUT; 173 } 174 return 0; 175} 176 177 178/* we cannot write av7110 DRAM directly, so load a bootloader into 179 * the DPRAM which implements a simple boot protocol */ 180int av7110_bootarm(struct av7110 *av7110) 181{ 182 const struct firmware *fw; 183 const char *fw_name = "av7110/bootcode.bin"; 184 struct saa7146_dev *dev = av7110->dev; 185 u32 ret; 186 int i; 187 188 dprintk(4, "%p\n", av7110); 189 190 av7110->arm_ready = 0; 191 192 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO); 193 194 /* Disable DEBI and GPIO irq */ 195 SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19); 196 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); 197 198 /* enable DEBI */ 199 saa7146_write(av7110->dev, MC1, 0x08800880); 200 saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000); 201 saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26)); 202 203 /* test DEBI */ 204 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); 205 iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4); 206 207 if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) { 208 printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: " 209 "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n", 210 ret, 0x10325476); 211 return -1; 212 } 213 for (i = 0; i < 8192; i += 4) 214 iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4); 215 dprintk(2, "debi test OK\n"); 216 217 /* boot */ 218 dprintk(1, "load boot code\n"); 219 saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO); 220 //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT); 221 //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT); 222 223 ret = request_firmware(&fw, fw_name, &dev->pci->dev); 224 if (ret) { 225 printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n", 226 fw_name); 227 return ret; 228 } 229 230 mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size); 231 release_firmware(fw); 232 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2); 233 234 if (saa7146_wait_for_debi_done(av7110->dev, 1)) { 235 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): " 236 "saa7146_wait_for_debi_done() timed out\n"); 237 return -ETIMEDOUT; 238 } 239 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI); 240 mdelay(1); 241 242 dprintk(1, "load dram code\n"); 243 if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) { 244 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): " 245 "load_dram() failed\n"); 246 return -1; 247 } 248 249 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO); 250 mdelay(1); 251 252 dprintk(1, "load dpram code\n"); 253 mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram); 254 255 if (saa7146_wait_for_debi_done(av7110->dev, 1)) { 256 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): " 257 "saa7146_wait_for_debi_done() timed out after loading DRAM\n"); 258 return -ETIMEDOUT; 259 } 260 saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI); 261 msleep(30); /* the firmware needs some time to initialize */ 262 263 //ARM_ClearIrq(av7110); 264 ARM_ResetMailBox(av7110); 265 SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03); 266 SAA7146_IER_ENABLE(av7110->dev, MASK_03); 267 268 av7110->arm_errors = 0; 269 av7110->arm_ready = 1; 270 return 0; 271} 272MODULE_FIRMWARE("av7110/bootcode.bin"); 273 274/**************************************************************************** 275 * DEBI command polling 276 ****************************************************************************/ 277 278int av7110_wait_msgstate(struct av7110 *av7110, u16 flags) 279{ 280 unsigned long start; 281 u32 stat; 282 int err; 283 284 if (FW_VERSION(av7110->arm_app) <= 0x261c) { 285 /* not supported by old firmware */ 286 msleep(50); 287 return 0; 288 } 289 290 /* new firmware */ 291 start = jiffies; 292 for (;;) { 293 err = time_after(jiffies, start + ARM_WAIT_FREE); 294 if (mutex_lock_interruptible(&av7110->dcomlock)) 295 return -ERESTARTSYS; 296 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); 297 mutex_unlock(&av7110->dcomlock); 298 if ((stat & flags) == 0) 299 break; 300 if (err) { 301 printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n", 302 __func__, stat & flags); 303 return -ETIMEDOUT; 304 } 305 msleep(1); 306 } 307 return 0; 308} 309 310static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length) 311{ 312 int i; 313 unsigned long start; 314 char *type = NULL; 315 u16 flags[2] = {0, 0}; 316 u32 stat; 317 int err; 318 319// dprintk(4, "%p\n", av7110); 320 321 if (!av7110->arm_ready) { 322 dprintk(1, "arm not ready.\n"); 323 return -ENXIO; 324 } 325 326 start = jiffies; 327 while (1) { 328 err = time_after(jiffies, start + ARM_WAIT_FREE); 329 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) 330 break; 331 if (err) { 332 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__); 333 av7110->arm_errors++; 334 return -ETIMEDOUT; 335 } 336 msleep(1); 337 } 338 339 if (FW_VERSION(av7110->arm_app) <= 0x261f) 340 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2); 341 342#ifndef _NOHANDSHAKE 343 start = jiffies; 344 while (1) { 345 err = time_after(jiffies, start + ARM_WAIT_SHAKE); 346 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) 347 break; 348 if (err) { 349 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__); 350 return -ETIMEDOUT; 351 } 352 msleep(1); 353 } 354#endif 355 356 switch ((buf[0] >> 8) & 0xff) { 357 case COMTYPE_PIDFILTER: 358 case COMTYPE_ENCODER: 359 case COMTYPE_REC_PLAY: 360 case COMTYPE_MPEGDECODER: 361 type = "MSG"; 362 flags[0] = GPMQOver; 363 flags[1] = GPMQFull; 364 break; 365 case COMTYPE_OSD: 366 type = "OSD"; 367 flags[0] = OSDQOver; 368 flags[1] = OSDQFull; 369 break; 370 case COMTYPE_MISC: 371 if (FW_VERSION(av7110->arm_app) >= 0x261d) { 372 type = "MSG"; 373 flags[0] = GPMQOver; 374 flags[1] = GPMQBusy; 375 } 376 break; 377 default: 378 break; 379 } 380 381 if (type != NULL) { 382 /* non-immediate COMMAND type */ 383 start = jiffies; 384 for (;;) { 385 err = time_after(jiffies, start + ARM_WAIT_FREE); 386 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); 387 if (stat & flags[0]) { 388 printk(KERN_ERR "%s: %s QUEUE overflow\n", 389 __func__, type); 390 return -1; 391 } 392 if ((stat & flags[1]) == 0) 393 break; 394 if (err) { 395 printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n", 396 __func__, type); 397 av7110->arm_errors++; 398 return -ETIMEDOUT; 399 } 400 msleep(1); 401 } 402 } 403 404 for (i = 2; i < length; i++) 405 wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2); 406 407 if (length) 408 wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2); 409 else 410 wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2); 411 412 wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2); 413 414 if (FW_VERSION(av7110->arm_app) <= 0x261f) 415 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2); 416 417#ifdef COM_DEBUG 418 start = jiffies; 419 while (1) { 420 err = time_after(jiffies, start + ARM_WAIT_FREE); 421 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) 422 break; 423 if (err) { 424 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n", 425 __func__, (buf[0] >> 8) & 0xff); 426 return -ETIMEDOUT; 427 } 428 msleep(1); 429 } 430 431 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); 432 if (stat & GPMQOver) { 433 printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__); 434 return -ENOSPC; 435 } 436 else if (stat & OSDQOver) { 437 printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__); 438 return -ENOSPC; 439 } 440#endif 441 442 return 0; 443} 444 445static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length) 446{ 447 int ret; 448 449// dprintk(4, "%p\n", av7110); 450 451 if (!av7110->arm_ready) { 452 dprintk(1, "arm not ready.\n"); 453 return -1; 454 } 455 if (mutex_lock_interruptible(&av7110->dcomlock)) 456 return -ERESTARTSYS; 457 458 ret = __av7110_send_fw_cmd(av7110, buf, length); 459 mutex_unlock(&av7110->dcomlock); 460 if (ret && ret!=-ERESTARTSYS) 461 printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n", 462 __func__, ret); 463 return ret; 464} 465 466int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...) 467{ 468 va_list args; 469 u16 buf[num + 2]; 470 int i, ret; 471 472// dprintk(4, "%p\n", av7110); 473 474 buf[0] = ((type << 8) | com); 475 buf[1] = num; 476 477 if (num) { 478 va_start(args, num); 479 for (i = 0; i < num; i++) 480 buf[i + 2] = va_arg(args, u32); 481 va_end(args); 482 } 483 484 ret = av7110_send_fw_cmd(av7110, buf, num + 2); 485 if (ret && ret != -ERESTARTSYS) 486 printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret); 487 return ret; 488} 489 490 491int av7110_fw_request(struct av7110 *av7110, u16 *request_buf, 492 int request_buf_len, u16 *reply_buf, int reply_buf_len) 493{ 494 int err; 495 s16 i; 496 unsigned long start; 497#ifdef COM_DEBUG 498 u32 stat; 499#endif 500 501 dprintk(4, "%p\n", av7110); 502 503 if (!av7110->arm_ready) { 504 dprintk(1, "arm not ready.\n"); 505 return -1; 506 } 507 508 if (mutex_lock_interruptible(&av7110->dcomlock)) 509 return -ERESTARTSYS; 510 511 if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) { 512 mutex_unlock(&av7110->dcomlock); 513 printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err); 514 return err; 515 } 516 517 start = jiffies; 518 while (1) { 519 err = time_after(jiffies, start + ARM_WAIT_FREE); 520 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0) 521 break; 522 if (err) { 523 printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__); 524 mutex_unlock(&av7110->dcomlock); 525 return -ETIMEDOUT; 526 } 527#ifdef _NOHANDSHAKE 528 msleep(1); 529#endif 530 } 531 532#ifndef _NOHANDSHAKE 533 start = jiffies; 534 while (1) { 535 err = time_after(jiffies, start + ARM_WAIT_SHAKE); 536 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) 537 break; 538 if (err) { 539 printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__); 540 mutex_unlock(&av7110->dcomlock); 541 return -ETIMEDOUT; 542 } 543 msleep(1); 544 } 545#endif 546 547#ifdef COM_DEBUG 548 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2); 549 if (stat & GPMQOver) { 550 printk(KERN_ERR "%s: GPMQOver\n", __func__); 551 mutex_unlock(&av7110->dcomlock); 552 return -1; 553 } 554 else if (stat & OSDQOver) { 555 printk(KERN_ERR "%s: OSDQOver\n", __func__); 556 mutex_unlock(&av7110->dcomlock); 557 return -1; 558 } 559#endif 560 561 for (i = 0; i < reply_buf_len; i++) 562 reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2); 563 564 mutex_unlock(&av7110->dcomlock); 565 return 0; 566} 567 568static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length) 569{ 570 int ret; 571 ret = av7110_fw_request(av7110, &tag, 0, buf, length); 572 if (ret) 573 printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret); 574 return ret; 575} 576 577 578/**************************************************************************** 579 * Firmware commands 580 ****************************************************************************/ 581 582/* get version of the firmware ROM, RTSL, video ucode and ARM application */ 583int av7110_firmversion(struct av7110 *av7110) 584{ 585 u16 buf[20]; 586 u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion); 587 588 dprintk(4, "%p\n", av7110); 589 590 if (av7110_fw_query(av7110, tag, buf, 16)) { 591 printk("dvb-ttpci: failed to boot firmware @ card %d\n", 592 av7110->dvb_adapter.num); 593 return -EIO; 594 } 595 596 av7110->arm_fw = (buf[0] << 16) + buf[1]; 597 av7110->arm_rtsl = (buf[2] << 16) + buf[3]; 598 av7110->arm_vid = (buf[4] << 16) + buf[5]; 599 av7110->arm_app = (buf[6] << 16) + buf[7]; 600 av7110->avtype = (buf[8] << 16) + buf[9]; 601 602 printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n", 603 av7110->dvb_adapter.num, av7110->arm_fw, 604 av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app); 605 606 /* print firmware capabilities */ 607 if (FW_CI_LL_SUPPORT(av7110->arm_app)) 608 printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n", 609 av7110->dvb_adapter.num); 610 else 611 printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n", 612 av7110->dvb_adapter.num); 613 614 return 0; 615} 616 617 618int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst) 619{ 620 int i, ret; 621 u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC), 622 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; 623 624 dprintk(4, "%p\n", av7110); 625 626 if (len > 10) 627 len = 10; 628 629 buf[1] = len + 2; 630 buf[2] = len; 631 632 if (burst != -1) 633 buf[3] = burst ? 0x01 : 0x00; 634 else 635 buf[3] = 0xffff; 636 637 for (i = 0; i < len; i++) 638 buf[i + 4] = msg[i]; 639 640 ret = av7110_send_fw_cmd(av7110, buf, 18); 641 if (ret && ret!=-ERESTARTSYS) 642 printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret); 643 return ret; 644} 645 646 647#ifdef CONFIG_DVB_AV7110_OSD 648 649static inline int SetColorBlend(struct av7110 *av7110, u8 windownr) 650{ 651 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr); 652} 653 654static inline int SetBlend_(struct av7110 *av7110, u8 windownr, 655 enum av7110_osd_palette_type colordepth, u16 index, u8 blending) 656{ 657 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4, 658 windownr, colordepth, index, blending); 659} 660 661static inline int SetColor_(struct av7110 *av7110, u8 windownr, 662 enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo) 663{ 664 return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5, 665 windownr, colordepth, index, colorhi, colorlo); 666} 667 668static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize, 669 u16 colorfg, u16 colorbg) 670{ 671 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4, 672 windownr, fontsize, colorfg, colorbg); 673} 674 675static int FlushText(struct av7110 *av7110) 676{ 677 unsigned long start; 678 int err; 679 680 if (mutex_lock_interruptible(&av7110->dcomlock)) 681 return -ERESTARTSYS; 682 start = jiffies; 683 while (1) { 684 err = time_after(jiffies, start + ARM_WAIT_OSD); 685 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0) 686 break; 687 if (err) { 688 printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n", 689 __func__); 690 mutex_unlock(&av7110->dcomlock); 691 return -ETIMEDOUT; 692 } 693 msleep(1); 694 } 695 mutex_unlock(&av7110->dcomlock); 696 return 0; 697} 698 699static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf) 700{ 701 int i, ret; 702 unsigned long start; 703 int length = strlen(buf) + 1; 704 u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y }; 705 706 if (mutex_lock_interruptible(&av7110->dcomlock)) 707 return -ERESTARTSYS; 708 709 start = jiffies; 710 while (1) { 711 ret = time_after(jiffies, start + ARM_WAIT_OSD); 712 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0) 713 break; 714 if (ret) { 715 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n", 716 __func__); 717 mutex_unlock(&av7110->dcomlock); 718 return -ETIMEDOUT; 719 } 720 msleep(1); 721 } 722#ifndef _NOHANDSHAKE 723 start = jiffies; 724 while (1) { 725 ret = time_after(jiffies, start + ARM_WAIT_SHAKE); 726 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0) 727 break; 728 if (ret) { 729 printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n", 730 __func__); 731 mutex_unlock(&av7110->dcomlock); 732 return -ETIMEDOUT; 733 } 734 msleep(1); 735 } 736#endif 737 for (i = 0; i < length / 2; i++) 738 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 739 swab16(*(u16 *)(buf + 2 * i)), 2); 740 if (length & 1) 741 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2); 742 ret = __av7110_send_fw_cmd(av7110, cbuf, 5); 743 mutex_unlock(&av7110->dcomlock); 744 if (ret && ret!=-ERESTARTSYS) 745 printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret); 746 return ret; 747} 748 749static inline int DrawLine(struct av7110 *av7110, u8 windownr, 750 u16 x, u16 y, u16 dx, u16 dy, u16 color) 751{ 752 return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6, 753 windownr, x, y, dx, dy, color); 754} 755 756static inline int DrawBlock(struct av7110 *av7110, u8 windownr, 757 u16 x, u16 y, u16 dx, u16 dy, u16 color) 758{ 759 return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6, 760 windownr, x, y, dx, dy, color); 761} 762 763static inline int HideWindow(struct av7110 *av7110, u8 windownr) 764{ 765 return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr); 766} 767 768static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y) 769{ 770 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y); 771} 772 773static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y) 774{ 775 return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y); 776} 777 778static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr) 779{ 780 return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr); 781} 782 783static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr, 784 osd_raw_window_t disptype, 785 u16 width, u16 height) 786{ 787 return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4, 788 windownr, disptype, width, height); 789} 790 791 792static enum av7110_osd_palette_type bpp2pal[8] = { 793 Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit 794}; 795static osd_raw_window_t bpp2bit[8] = { 796 OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8 797}; 798 799static inline int WaitUntilBmpLoaded(struct av7110 *av7110) 800{ 801 int ret = wait_event_timeout(av7110->bmpq, 802 av7110->bmp_state != BMP_LOADING, 10*HZ); 803 if (ret == 0) { 804 printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n", 805 ret, av7110->bmp_state); 806 av7110->bmp_state = BMP_NONE; 807 return -ETIMEDOUT; 808 } 809 return 0; 810} 811 812static inline int LoadBitmap(struct av7110 *av7110, 813 u16 dx, u16 dy, int inc, u8 __user * data) 814{ 815 u16 format; 816 int bpp; 817 int i; 818 int d, delta; 819 u8 c; 820 int ret; 821 822 dprintk(4, "%p\n", av7110); 823 824 format = bpp2bit[av7110->osdbpp[av7110->osdwin]]; 825 826 av7110->bmp_state = BMP_LOADING; 827 if (format == OSD_BITMAP8) { 828 bpp=8; delta = 1; 829 } else if (format == OSD_BITMAP4) { 830 bpp=4; delta = 2; 831 } else if (format == OSD_BITMAP2) { 832 bpp=2; delta = 4; 833 } else if (format == OSD_BITMAP1) { 834 bpp=1; delta = 8; 835 } else { 836 av7110->bmp_state = BMP_NONE; 837 return -EINVAL; 838 } 839 av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8; 840 av7110->bmpp = 0; 841 if (av7110->bmplen > 32768) { 842 av7110->bmp_state = BMP_NONE; 843 return -EINVAL; 844 } 845 for (i = 0; i < dy; i++) { 846 if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) { 847 av7110->bmp_state = BMP_NONE; 848 return -EINVAL; 849 } 850 } 851 if (format != OSD_BITMAP8) { 852 for (i = 0; i < dx * dy / delta; i++) { 853 c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1]; 854 for (d = delta - 2; d >= 0; d--) { 855 c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d] 856 << ((delta - d - 1) * bpp)); 857 ((u8 *)av7110->bmpbuf)[1024 + i] = c; 858 } 859 } 860 } 861 av7110->bmplen += 1024; 862 dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen); 863 ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy); 864 if (!ret) 865 ret = WaitUntilBmpLoaded(av7110); 866 return ret; 867} 868 869static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y) 870{ 871 dprintk(4, "%p\n", av7110); 872 873 return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0); 874} 875 876static inline int ReleaseBitmap(struct av7110 *av7110) 877{ 878 dprintk(4, "%p\n", av7110); 879 880 if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e) 881 return -1; 882 if (av7110->bmp_state == BMP_LOADING) 883 dprintk(1,"ReleaseBitmap called while BMP_LOADING\n"); 884 av7110->bmp_state = BMP_NONE; 885 return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0); 886} 887 888static u32 RGB2YUV(u16 R, u16 G, u16 B) 889{ 890 u16 y, u, v; 891 u16 Y, Cr, Cb; 892 893 y = R * 77 + G * 150 + B * 29; /* Luma=0.299R+0.587G+0.114B 0..65535 */ 894 u = 2048 + B * 8 -(y >> 5); /* Cr 0..4095 */ 895 v = 2048 + R * 8 -(y >> 5); /* Cb 0..4095 */ 896 897 Y = y / 256; 898 Cb = u / 16; 899 Cr = v / 16; 900 901 return Cr | (Cb << 16) | (Y << 8); 902} 903 904static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend) 905{ 906 int ret; 907 908 u16 ch, cl; 909 u32 yuv; 910 911 yuv = blend ? RGB2YUV(r,g,b) : 0; 912 cl = (yuv & 0xffff); 913 ch = ((yuv >> 16) & 0xffff); 914 ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]], 915 color, ch, cl); 916 if (!ret) 917 ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]], 918 color, ((blend >> 4) & 0x0f)); 919 return ret; 920} 921 922static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last) 923{ 924 int i; 925 int length = last - first + 1; 926 927 if (length * 4 > DATA_BUFF3_SIZE) 928 return -EINVAL; 929 930 for (i = 0; i < length; i++) { 931 u32 color, blend, yuv; 932 933 if (get_user(color, colors + i)) 934 return -EFAULT; 935 blend = (color & 0xF0000000) >> 4; 936 yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF, 937 (color >> 16) & 0xFF) | blend : 0; 938 yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16); 939 wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4); 940 } 941 return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4, 942 av7110->osdwin, 943 bpp2pal[av7110->osdbpp[av7110->osdwin]], 944 first, last); 945} 946 947static int OSDSetBlock(struct av7110 *av7110, int x0, int y0, 948 int x1, int y1, int inc, u8 __user * data) 949{ 950 uint w, h, bpp, bpl, size, lpb, bnum, brest; 951 int i; 952 int rc,release_rc; 953 954 w = x1 - x0 + 1; 955 h = y1 - y0 + 1; 956 if (inc <= 0) 957 inc = w; 958 if (w <= 0 || w > 720 || h <= 0 || h > 576) 959 return -EINVAL; 960 bpp = av7110->osdbpp[av7110->osdwin] + 1; 961 bpl = ((w * bpp + 7) & ~7) / 8; 962 size = h * bpl; 963 lpb = (32 * 1024) / bpl; 964 bnum = size / (lpb * bpl); 965 brest = size - bnum * lpb * bpl; 966 967 if (av7110->bmp_state == BMP_LOADING) { 968 /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */ 969 BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e); 970 rc = WaitUntilBmpLoaded(av7110); 971 if (rc) 972 return rc; 973 /* just continue. This should work for all fw versions 974 * if bnum==1 && !brest && LoadBitmap was successful 975 */ 976 } 977 978 rc = 0; 979 for (i = 0; i < bnum; i++) { 980 rc = LoadBitmap(av7110, w, lpb, inc, data); 981 if (rc) 982 break; 983 rc = BlitBitmap(av7110, x0, y0 + i * lpb); 984 if (rc) 985 break; 986 data += lpb * inc; 987 } 988 if (!rc && brest) { 989 rc = LoadBitmap(av7110, w, brest / bpl, inc, data); 990 if (!rc) 991 rc = BlitBitmap(av7110, x0, y0 + bnum * lpb); 992 } 993 release_rc = ReleaseBitmap(av7110); 994 if (!rc) 995 rc = release_rc; 996 if (rc) 997 dprintk(1,"returns %d\n",rc); 998 return rc; 999} 1000 1001int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc) 1002{ 1003 int ret; 1004 1005 if (mutex_lock_interruptible(&av7110->osd_mutex)) 1006 return -ERESTARTSYS; 1007 1008 switch (dc->cmd) { 1009 case OSD_Close: 1010 ret = DestroyOSDWindow(av7110, av7110->osdwin); 1011 break; 1012 case OSD_Open: 1013 av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7; 1014 ret = CreateOSDWindow(av7110, av7110->osdwin, 1015 bpp2bit[av7110->osdbpp[av7110->osdwin]], 1016 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1); 1017 if (ret) 1018 break; 1019 if (!dc->data) { 1020 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); 1021 if (ret) 1022 break; 1023 ret = SetColorBlend(av7110, av7110->osdwin); 1024 } 1025 break; 1026 case OSD_Show: 1027 ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0); 1028 break; 1029 case OSD_Hide: 1030 ret = HideWindow(av7110, av7110->osdwin); 1031 break; 1032 case OSD_Clear: 1033 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0); 1034 break; 1035 case OSD_Fill: 1036 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color); 1037 break; 1038 case OSD_SetColor: 1039 ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1); 1040 break; 1041 case OSD_SetPalette: 1042 if (FW_VERSION(av7110->arm_app) >= 0x2618) 1043 ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0); 1044 else { 1045 int i, len = dc->x0-dc->color+1; 1046 u8 __user *colors = (u8 __user *)dc->data; 1047 u8 r, g = 0, b = 0, blend = 0; 1048 ret = 0; 1049 for (i = 0; i<len; i++) { 1050 if (get_user(r, colors + i * 4) || 1051 get_user(g, colors + i * 4 + 1) || 1052 get_user(b, colors + i * 4 + 2) || 1053 get_user(blend, colors + i * 4 + 3)) { 1054 ret = -EFAULT; 1055 break; 1056 } 1057 ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend); 1058 if (ret) 1059 break; 1060 } 1061 } 1062 break; 1063 case OSD_SetPixel: 1064 ret = DrawLine(av7110, av7110->osdwin, 1065 dc->x0, dc->y0, 0, 0, dc->color); 1066 break; 1067 case OSD_SetRow: 1068 dc->y1 = dc->y0; 1069 /* fall through */ 1070 case OSD_SetBlock: 1071 ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data); 1072 break; 1073 case OSD_FillRow: 1074 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0, 1075 dc->x1-dc->x0+1, dc->y1, dc->color); 1076 break; 1077 case OSD_FillBlock: 1078 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0, 1079 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color); 1080 break; 1081 case OSD_Line: 1082 ret = DrawLine(av7110, av7110->osdwin, 1083 dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color); 1084 break; 1085 case OSD_Text: 1086 { 1087 char textbuf[240]; 1088 1089 if (strncpy_from_user(textbuf, dc->data, 240) < 0) { 1090 ret = -EFAULT; 1091 break; 1092 } 1093 textbuf[239] = 0; 1094 if (dc->x1 > 3) 1095 dc->x1 = 3; 1096 ret = SetFont(av7110, av7110->osdwin, dc->x1, 1097 (u16) (dc->color & 0xffff), (u16) (dc->color >> 16)); 1098 if (!ret) 1099 ret = FlushText(av7110); 1100 if (!ret) 1101 ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf); 1102 break; 1103 } 1104 case OSD_SetWindow: 1105 if (dc->x0 < 1 || dc->x0 > 7) 1106 ret = -EINVAL; 1107 else { 1108 av7110->osdwin = dc->x0; 1109 ret = 0; 1110 } 1111 break; 1112 case OSD_MoveWindow: 1113 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); 1114 if (!ret) 1115 ret = SetColorBlend(av7110, av7110->osdwin); 1116 break; 1117 case OSD_OpenRaw: 1118 if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) { 1119 ret = -EINVAL; 1120 break; 1121 } 1122 if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR) 1123 av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1; 1124 else 1125 av7110->osdbpp[av7110->osdwin] = 0; 1126 ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color, 1127 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1); 1128 if (ret) 1129 break; 1130 if (!dc->data) { 1131 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0); 1132 if (!ret) 1133 ret = SetColorBlend(av7110, av7110->osdwin); 1134 } 1135 break; 1136 default: 1137 ret = -EINVAL; 1138 break; 1139 } 1140 1141 mutex_unlock(&av7110->osd_mutex); 1142 if (ret==-ERESTARTSYS) 1143 dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd); 1144 else if (ret) 1145 dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret); 1146 1147 return ret; 1148} 1149 1150int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap) 1151{ 1152 switch (cap->cmd) { 1153 case OSD_CAP_MEMSIZE: 1154 if (FW_4M_SDRAM(av7110->arm_app)) 1155 cap->val = 1000000; 1156 else 1157 cap->val = 92000; 1158 return 0; 1159 default: 1160 return -EINVAL; 1161 } 1162} 1163#endif /* CONFIG_DVB_AV7110_OSD */ 1164