drivers/media/pci/ttpci/av7110_hw.c

   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  * To obtain the license, point your browser to
  20  * http://www.gnu.org/copyleft/gpl.html
  21  *
  22  * the project's page is at https://linuxtv.org
  23  */
  24
  25 /* for debugging ARM communication: */
  26 //#define COM_DEBUG
  27
  28 #include <stdarg.h>
  29 #include <linux/types.h>
  30 #include <linux/kernel.h>
  31 #include <linux/string.h>
  32 #include <linux/delay.h>
  33 #include <linux/fs.h>
  34
  35 #include "av7110.h"
  36 #include "av7110_hw.h"
  37
  38 #define _NOHANDSHAKE
  39
  40 /*
  41  * Max transfer size done by av7110_fw_cmd()
  42  *
  43  * The maximum size passed to this function is 6 bytes. The buffer also
  44  * uses two additional ones for type and size. So, 8 bytes is enough.
  45  */
  46 #define MAX_XFER_SIZE  8
  47
  48 /****************************************************************************
  49  * DEBI functions
  50  ****************************************************************************/
  51
  52 /* This DEBI code is based on the Stradis driver
  53    by Nathan Laredo <laredo@gnu.org> */
  54
  55 int av7110_debiwrite(struct av7110 *av7110, u32 config,
  56                      int addr, u32 val, unsigned int count)
  57 {
  58         struct saa7146_dev *dev = av7110->dev;
  59
  60         if (count > 32764) {
  61                 printk("%s: invalid count %d\n", __func__, count);
  62                 return -1;
  63         }
  64         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
  65                 printk("%s: wait_for_debi_done failed\n", __func__);
  66                 return -1;
  67         }
  68         saa7146_write(dev, DEBI_CONFIG, config);
  69         if (count <= 4)         /* immediate transfer */
  70                 saa7146_write(dev, DEBI_AD, val);
  71         else                    /* block transfer */
  72                 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
  73         saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
  74         saa7146_write(dev, MC2, (2 << 16) | 2);
  75         return 0;
  76 }
  77
  78 u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, unsigned int count)
  79 {
  80         struct saa7146_dev *dev = av7110->dev;
  81         u32 result = 0;
  82
  83         if (count > 32764) {
  84                 printk("%s: invalid count %d\n", __func__, count);
  85                 return 0;
  86         }
  87         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
  88                 printk("%s: wait_for_debi_done #1 failed\n", __func__);
  89                 return 0;
  90         }
  91         saa7146_write(dev, DEBI_AD, av7110->debi_bus);
  92         saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
  93
  94         saa7146_write(dev, DEBI_CONFIG, config);
  95         saa7146_write(dev, MC2, (2 << 16) | 2);
  96         if (count > 4)
  97                 return count;
  98         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
  99                 printk("%s: wait_for_debi_done #2 failed\n", __func__);
 100                 return 0;
 101         }
 102
 103         result = saa7146_read(dev, DEBI_AD);
 104         result &= (0xffffffffUL >> ((4 - count) * 8));
 105         return result;
 106 }
 107
 108
 109
 110 /* av7110 ARM core boot stuff */
 111 #if 0
 112 void av7110_reset_arm(struct av7110 *av7110)
 113 {
 114         saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 115
 116         /* Disable DEBI and GPIO irq */
 117         SAA7146_IER_DISABLE(av7110->dev, MASK_19 | MASK_03);
 118         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 119
 120         saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 121         msleep(30);     /* the firmware needs some time to initialize */
 122
 123         ARM_ResetMailBox(av7110);
 124
 125         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 126         SAA7146_IER_ENABLE(av7110->dev, MASK_03);
 127
 128         av7110->arm_ready = 1;
 129         dprintk(1, "reset ARM\n");
 130 }
 131 #endif  /*  0  */
 132
 133 static int waitdebi(struct av7110 *av7110, int adr, int state)
 134 {
 135         int k;
 136
 137         dprintk(4, "%p\n", av7110);
 138
 139         for (k = 0; k < 100; k++) {
 140                 if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state)
 141                         return 0;
 142                 udelay(5);
 143         }
 144         return -ETIMEDOUT;
 145 }
 146
 147 static int load_dram(struct av7110 *av7110, u32 *data, int len)
 148 {
 149         int i;
 150         int blocks, rest;
 151         u32 base, bootblock = AV7110_BOOT_BLOCK;
 152
 153         dprintk(4, "%p\n", av7110);
 154
 155         blocks = len / AV7110_BOOT_MAX_SIZE;
 156         rest = len % AV7110_BOOT_MAX_SIZE;
 157         base = DRAM_START_CODE;
 158
 159         for (i = 0; i < blocks; i++) {
 160                 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 161                         printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i);
 162                         return -ETIMEDOUT;
 163                 }
 164                 dprintk(4, "writing DRAM block %d\n", i);
 165                 mwdebi(av7110, DEBISWAB, bootblock,
 166                        ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE);
 167                 bootblock ^= 0x1400;
 168                 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
 169                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2);
 170                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 171                 base += AV7110_BOOT_MAX_SIZE;
 172         }
 173
 174         if (rest > 0) {
 175                 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 176                         printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n");
 177                         return -ETIMEDOUT;
 178                 }
 179                 if (rest > 4)
 180                         mwdebi(av7110, DEBISWAB, bootblock,
 181                                ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest);
 182                 else
 183                         mwdebi(av7110, DEBISWAB, bootblock,
 184                                ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4);
 185
 186                 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
 187                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2);
 188                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 189         }
 190         if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 191                 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n");
 192                 return -ETIMEDOUT;
 193         }
 194         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2);
 195         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 196         if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) {
 197                 printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n");
 198                 return -ETIMEDOUT;
 199         }
 200         return 0;
 201 }
 202
 203
 204 /* we cannot write av7110 DRAM directly, so load a bootloader into
 205  * the DPRAM which implements a simple boot protocol */
 206 int av7110_bootarm(struct av7110 *av7110)
 207 {
 208         const struct firmware *fw;
 209         const char *fw_name = "av7110/bootcode.bin";
 210         struct saa7146_dev *dev = av7110->dev;
 211         u32 ret;
 212         int i;
 213
 214         dprintk(4, "%p\n", av7110);
 215
 216         av7110->arm_ready = 0;
 217
 218         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 219
 220         /* Disable DEBI and GPIO irq */
 221         SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19);
 222         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 223
 224         /* enable DEBI */
 225         saa7146_write(av7110->dev, MC1, 0x08800880);
 226         saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000);
 227         saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
 228
 229         /* test DEBI */
 230         iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
 231         /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */
 232         iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
 233
 234         if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {
 235                 printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: %08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",
 236                        ret, 0x10325476);
 237                 return -1;
 238         }
 239         for (i = 0; i < 8192; i += 4)
 240                 iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4);
 241         dprintk(2, "debi test OK\n");
 242
 243         /* boot */
 244         dprintk(1, "load boot code\n");
 245         saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO);
 246         //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT);
 247         //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT);
 248
 249         ret = request_firmware(&fw, fw_name, &dev->pci->dev);
 250         if (ret) {
 251                 printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n",
 252                         fw_name);
 253                 return ret;
 254         }
 255
 256         mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size);
 257         release_firmware(fw);
 258         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 259
 260         if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
 261                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): saa7146_wait_for_debi_done() timed out\n");
 262                 return -ETIMEDOUT;
 263         }
 264         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 265         mdelay(1);
 266
 267         dprintk(1, "load dram code\n");
 268         if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) {
 269                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): load_dram() failed\n");
 270                 return -1;
 271         }
 272
 273         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 274         mdelay(1);
 275
 276         dprintk(1, "load dpram code\n");
 277         mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram);
 278
 279         if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
 280                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): saa7146_wait_for_debi_done() timed out after loading DRAM\n");
 281                 return -ETIMEDOUT;
 282         }
 283         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 284         msleep(30);     /* the firmware needs some time to initialize */
 285
 286         //ARM_ClearIrq(av7110);
 287         ARM_ResetMailBox(av7110);
 288         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 289         SAA7146_IER_ENABLE(av7110->dev, MASK_03);
 290
 291         av7110->arm_errors = 0;
 292         av7110->arm_ready = 1;
 293         return 0;
 294 }
 295 MODULE_FIRMWARE("av7110/bootcode.bin");
 296
 297 /****************************************************************************
 298  * DEBI command polling
 299  ****************************************************************************/
 300
 301 int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
 302 {
 303         unsigned long start;
 304         u32 stat;
 305         int err;
 306
 307         if (FW_VERSION(av7110->arm_app) <= 0x261c) {
 308                 /* not supported by old firmware */
 309                 msleep(50);
 310                 return 0;
 311         }
 312
 313         /* new firmware */
 314         start = jiffies;
 315         for (;;) {
 316                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 317                 if (mutex_lock_interruptible(&av7110->dcomlock))
 318                         return -ERESTARTSYS;
 319                 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 320                 mutex_unlock(&av7110->dcomlock);
 321                 if ((stat & flags) == 0)
 322                         break;
 323                 if (err) {
 324                         printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n",
 325                                 __func__, stat & flags);
 326                         return -ETIMEDOUT;
 327                 }
 328                 msleep(1);
 329         }
 330         return 0;
 331 }
 332
 333 static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 334 {
 335         int i;
 336         unsigned long start;
 337         char *type = NULL;
 338         u16 flags[2] = {0, 0};
 339         u32 stat;
 340         int err;
 341
 342 //      dprintk(4, "%p\n", av7110);
 343
 344         if (!av7110->arm_ready) {
 345                 dprintk(1, "arm not ready.\n");
 346                 return -ENXIO;
 347         }
 348
 349         start = jiffies;
 350         while (1) {
 351                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 352                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 353                         break;
 354                 if (err) {
 355                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__);
 356                         av7110->arm_errors++;
 357                         return -ETIMEDOUT;
 358                 }
 359                 msleep(1);
 360         }
 361
 362         if (FW_VERSION(av7110->arm_app) <= 0x261f)
 363                 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
 364
 365 #ifndef _NOHANDSHAKE
 366         start = jiffies;
 367         while (1) {
 368                 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
 369                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 370                         break;
 371                 if (err) {
 372                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__);
 373                         return -ETIMEDOUT;
 374                 }
 375                 msleep(1);
 376         }
 377 #endif
 378
 379         switch ((buf[0] >> 8) & 0xff) {
 380         case COMTYPE_PIDFILTER:
 381         case COMTYPE_ENCODER:
 382         case COMTYPE_REC_PLAY:
 383         case COMTYPE_MPEGDECODER:
 384                 type = "MSG";
 385                 flags[0] = GPMQOver;
 386                 flags[1] = GPMQFull;
 387                 break;
 388         case COMTYPE_OSD:
 389                 type = "OSD";
 390                 flags[0] = OSDQOver;
 391                 flags[1] = OSDQFull;
 392                 break;
 393         case COMTYPE_MISC:
 394                 if (FW_VERSION(av7110->arm_app) >= 0x261d) {
 395                         type = "MSG";
 396                         flags[0] = GPMQOver;
 397                         flags[1] = GPMQBusy;
 398                 }
 399                 break;
 400         default:
 401                 break;
 402         }
 403
 404         if (type != NULL) {
 405                 /* non-immediate COMMAND type */
 406                 start = jiffies;
 407                 for (;;) {
 408                         err = time_after(jiffies, start + ARM_WAIT_FREE);
 409                         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 410                         if (stat & flags[0]) {
 411                                 printk(KERN_ERR "%s: %s QUEUE overflow\n",
 412                                         __func__, type);
 413                                 return -1;
 414                         }
 415                         if ((stat & flags[1]) == 0)
 416                                 break;
 417                         if (err) {
 418                                 printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
 419                                         __func__, type);
 420                                 av7110->arm_errors++;
 421                                 return -ETIMEDOUT;
 422                         }
 423                         msleep(1);
 424                 }
 425         }
 426
 427         for (i = 2; i < length; i++)
 428                 wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2);
 429
 430         if (length)
 431                 wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
 432         else
 433                 wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2);
 434
 435         wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
 436
 437         if (FW_VERSION(av7110->arm_app) <= 0x261f)
 438                 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
 439
 440 #ifdef COM_DEBUG
 441         start = jiffies;
 442         while (1) {
 443                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 444                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 445                         break;
 446                 if (err) {
 447                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
 448                                __func__, (buf[0] >> 8) & 0xff);
 449                         return -ETIMEDOUT;
 450                 }
 451                 msleep(1);
 452         }
 453
 454         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 455         if (stat & GPMQOver) {
 456                 printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__);
 457                 return -ENOSPC;
 458         }
 459         else if (stat & OSDQOver) {
 460                 printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__);
 461                 return -ENOSPC;
 462         }
 463 #endif
 464
 465         return 0;
 466 }
 467
 468 static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 469 {
 470         int ret;
 471
 472 //      dprintk(4, "%p\n", av7110);
 473
 474         if (!av7110->arm_ready) {
 475                 dprintk(1, "arm not ready.\n");
 476                 return -1;
 477         }
 478         if (mutex_lock_interruptible(&av7110->dcomlock))
 479                 return -ERESTARTSYS;
 480
 481         ret = __av7110_send_fw_cmd(av7110, buf, length);
 482         mutex_unlock(&av7110->dcomlock);
 483         if (ret && ret!=-ERESTARTSYS)
 484                 printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
 485                        __func__, ret);
 486         return ret;
 487 }
 488
 489 int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
 490 {
 491         va_list args;
 492         u16 buf[MAX_XFER_SIZE];
 493         int i, ret;
 494
 495 //      dprintk(4, "%p\n", av7110);
 496
 497         if (2 + num > ARRAY_SIZE(buf)) {
 498                 printk(KERN_WARNING
 499                        "%s: %s len=%d is too big!\n",
 500                        KBUILD_MODNAME, __func__, num);
 501                 return -EINVAL;
 502         }
 503
 504         buf[0] = ((type << 8) | com);
 505         buf[1] = num;
 506
 507         if (num) {
 508                 va_start(args, num);
 509                 for (i = 0; i < num; i++)
 510                         buf[i + 2] = va_arg(args, u32);
 511                 va_end(args);
 512         }
 513
 514         ret = av7110_send_fw_cmd(av7110, buf, num + 2);
 515         if (ret && ret != -ERESTARTSYS)
 516                 printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
 517         return ret;
 518 }
 519
 520 #if 0
 521 int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
 522 {
 523         int i, ret;
 524         u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom),
 525                 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 526
 527         dprintk(4, "%p\n", av7110);
 528
 529         for(i = 0; i < len && i < 32; i++)
 530         {
 531                 if(i % 2 == 0)
 532                         cmd[(i / 2) + 2] = (u16)(buf[i]) << 8;
 533                 else
 534                         cmd[(i / 2) + 2] |= buf[i];
 535         }
 536
 537         ret = av7110_send_fw_cmd(av7110, cmd, 18);
 538         if (ret && ret != -ERESTARTSYS)
 539                 printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
 540         return ret;
 541 }
 542 #endif  /*  0  */
 543
 544 int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 545                       int request_buf_len, u16 *reply_buf, int reply_buf_len)
 546 {
 547         int err;
 548         s16 i;
 549         unsigned long start;
 550 #ifdef COM_DEBUG
 551         u32 stat;
 552 #endif
 553
 554         dprintk(4, "%p\n", av7110);
 555
 556         if (!av7110->arm_ready) {
 557                 dprintk(1, "arm not ready.\n");
 558                 return -1;
 559         }
 560
 561         if (mutex_lock_interruptible(&av7110->dcomlock))
 562                 return -ERESTARTSYS;
 563
 564         if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
 565                 mutex_unlock(&av7110->dcomlock);
 566                 printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
 567                 return err;
 568         }
 569
 570         start = jiffies;
 571         while (1) {
 572                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 573                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 574                         break;
 575                 if (err) {
 576                         printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__);
 577                         mutex_unlock(&av7110->dcomlock);
 578                         return -ETIMEDOUT;
 579                 }
 580 #ifdef _NOHANDSHAKE
 581                 msleep(1);
 582 #endif
 583         }
 584
 585 #ifndef _NOHANDSHAKE
 586         start = jiffies;
 587         while (1) {
 588                 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
 589                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 590                         break;
 591                 if (err) {
 592                         printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__);
 593                         mutex_unlock(&av7110->dcomlock);
 594                         return -ETIMEDOUT;
 595                 }
 596                 msleep(1);
 597         }
 598 #endif
 599
 600 #ifdef COM_DEBUG
 601         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 602         if (stat & GPMQOver) {
 603                 printk(KERN_ERR "%s: GPMQOver\n", __func__);
 604                 mutex_unlock(&av7110->dcomlock);
 605                 return -1;
 606         }
 607         else if (stat & OSDQOver) {
 608                 printk(KERN_ERR "%s: OSDQOver\n", __func__);
 609                 mutex_unlock(&av7110->dcomlock);
 610                 return -1;
 611         }
 612 #endif
 613
 614         for (i = 0; i < reply_buf_len; i++)
 615                 reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
 616
 617         mutex_unlock(&av7110->dcomlock);
 618         return 0;
 619 }
 620
 621 static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length)
 622 {
 623         int ret;
 624         ret = av7110_fw_request(av7110, &tag, 0, buf, length);
 625         if (ret)
 626                 printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret);
 627         return ret;
 628 }
 629
 630
 631 /****************************************************************************
 632  * Firmware commands
 633  ****************************************************************************/
 634
 635 /* get version of the firmware ROM, RTSL, video ucode and ARM application  */
 636 int av7110_firmversion(struct av7110 *av7110)
 637 {
 638         u16 buf[20];
 639         u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion);
 640
 641         dprintk(4, "%p\n", av7110);
 642
 643         if (av7110_fw_query(av7110, tag, buf, 16)) {
 644                 printk("dvb-ttpci: failed to boot firmware @ card %d\n",
 645                        av7110->dvb_adapter.num);
 646                 return -EIO;
 647         }
 648
 649         av7110->arm_fw = (buf[0] << 16) + buf[1];
 650         av7110->arm_rtsl = (buf[2] << 16) + buf[3];
 651         av7110->arm_vid = (buf[4] << 16) + buf[5];
 652         av7110->arm_app = (buf[6] << 16) + buf[7];
 653         av7110->avtype = (buf[8] << 16) + buf[9];
 654
 655         printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n",
 656                av7110->dvb_adapter.num, av7110->arm_fw,
 657                av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app);
 658
 659         /* print firmware capabilities */
 660         if (FW_CI_LL_SUPPORT(av7110->arm_app))
 661                 printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n",
 662                        av7110->dvb_adapter.num);
 663         else
 664                 printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n",
 665                        av7110->dvb_adapter.num);
 666
 667         return 0;
 668 }
 669
 670
 671 int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst)
 672 {
 673         int i, ret;
 674         u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC),
 675                         16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 676
 677         dprintk(4, "%p\n", av7110);
 678
 679         if (len > 10)
 680                 len = 10;
 681
 682         buf[1] = len + 2;
 683         buf[2] = len;
 684
 685         if (burst != -1)
 686                 buf[3] = burst ? 0x01 : 0x00;
 687         else
 688                 buf[3] = 0xffff;
 689
 690         for (i = 0; i < len; i++)
 691                 buf[i + 4] = msg[i];
 692
 693         ret = av7110_send_fw_cmd(av7110, buf, 18);
 694         if (ret && ret!=-ERESTARTSYS)
 695                 printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
 696         return ret;
 697 }
 698
 699
 700 #ifdef CONFIG_DVB_AV7110_OSD
 701
 702 static inline int SetColorBlend(struct av7110 *av7110, u8 windownr)
 703 {
 704         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr);
 705 }
 706
 707 static inline int SetBlend_(struct av7110 *av7110, u8 windownr,
 708                      enum av7110_osd_palette_type colordepth, u16 index, u8 blending)
 709 {
 710         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4,
 711                              windownr, colordepth, index, blending);
 712 }
 713
 714 static inline int SetColor_(struct av7110 *av7110, u8 windownr,
 715                      enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo)
 716 {
 717         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5,
 718                              windownr, colordepth, index, colorhi, colorlo);
 719 }
 720
 721 static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize,
 722                           u16 colorfg, u16 colorbg)
 723 {
 724         return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4,
 725                              windownr, fontsize, colorfg, colorbg);
 726 }
 727
 728 static int FlushText(struct av7110 *av7110)
 729 {
 730         unsigned long start;
 731         int err;
 732
 733         if (mutex_lock_interruptible(&av7110->dcomlock))
 734                 return -ERESTARTSYS;
 735         start = jiffies;
 736         while (1) {
 737                 err = time_after(jiffies, start + ARM_WAIT_OSD);
 738                 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
 739                         break;
 740                 if (err) {
 741                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
 742                                __func__);
 743                         mutex_unlock(&av7110->dcomlock);
 744                         return -ETIMEDOUT;
 745                 }
 746                 msleep(1);
 747         }
 748         mutex_unlock(&av7110->dcomlock);
 749         return 0;
 750 }
 751
 752 static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf)
 753 {
 754         int i, ret;
 755         unsigned long start;
 756         int length = strlen(buf) + 1;
 757         u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
 758
 759         if (mutex_lock_interruptible(&av7110->dcomlock))
 760                 return -ERESTARTSYS;
 761
 762         start = jiffies;
 763         while (1) {
 764                 ret = time_after(jiffies, start + ARM_WAIT_OSD);
 765                 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
 766                         break;
 767                 if (ret) {
 768                         printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
 769                                __func__);
 770                         mutex_unlock(&av7110->dcomlock);
 771                         return -ETIMEDOUT;
 772                 }
 773                 msleep(1);
 774         }
 775 #ifndef _NOHANDSHAKE
 776         start = jiffies;
 777         while (1) {
 778                 ret = time_after(jiffies, start + ARM_WAIT_SHAKE);
 779                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 780                         break;
 781                 if (ret) {
 782                         printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
 783                                __func__);
 784                         mutex_unlock(&av7110->dcomlock);
 785                         return -ETIMEDOUT;
 786                 }
 787                 msleep(1);
 788         }
 789 #endif
 790         for (i = 0; i < length / 2; i++)
 791                 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2,
 792                       swab16(*(u16 *)(buf + 2 * i)), 2);
 793         if (length & 1)
 794                 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
 795         ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
 796         mutex_unlock(&av7110->dcomlock);
 797         if (ret && ret!=-ERESTARTSYS)
 798                 printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
 799         return ret;
 800 }
 801
 802 static inline int DrawLine(struct av7110 *av7110, u8 windownr,
 803                            u16 x, u16 y, u16 dx, u16 dy, u16 color)
 804 {
 805         return av7110_fw_cmd(av7110, COMTYPE_OSD, DLine, 6,
 806                              windownr, x, y, dx, dy, color);
 807 }
 808
 809 static inline int DrawBlock(struct av7110 *av7110, u8 windownr,
 810                             u16 x, u16 y, u16 dx, u16 dy, u16 color)
 811 {
 812         return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6,
 813                              windownr, x, y, dx, dy, color);
 814 }
 815
 816 static inline int HideWindow(struct av7110 *av7110, u8 windownr)
 817 {
 818         return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr);
 819 }
 820
 821 static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
 822 {
 823         return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y);
 824 }
 825
 826 static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
 827 {
 828         return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y);
 829 }
 830
 831 static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr)
 832 {
 833         return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr);
 834 }
 835
 836 static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr,
 837                                   osd_raw_window_t disptype,
 838                                   u16 width, u16 height)
 839 {
 840         return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4,
 841                              windownr, disptype, width, height);
 842 }
 843
 844
 845 static enum av7110_osd_palette_type bpp2pal[8] = {
 846         Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit
 847 };
 848 static osd_raw_window_t bpp2bit[8] = {
 849         OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8
 850 };
 851
 852 static inline int WaitUntilBmpLoaded(struct av7110 *av7110)
 853 {
 854         int ret = wait_event_timeout(av7110->bmpq,
 855                                 av7110->bmp_state != BMP_LOADING, 10*HZ);
 856         if (ret == 0) {
 857                 printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
 858                        ret, av7110->bmp_state);
 859                 av7110->bmp_state = BMP_NONE;
 860                 return -ETIMEDOUT;
 861         }
 862         return 0;
 863 }
 864
 865 static inline int LoadBitmap(struct av7110 *av7110,
 866                              u16 dx, u16 dy, int inc, u8 __user * data)
 867 {
 868         u16 format;
 869         int bpp;
 870         int i;
 871         int d, delta;
 872         u8 c;
 873         int ret;
 874
 875         dprintk(4, "%p\n", av7110);
 876
 877         format = bpp2bit[av7110->osdbpp[av7110->osdwin]];
 878
 879         av7110->bmp_state = BMP_LOADING;
 880         if      (format == OSD_BITMAP8) {
 881                 bpp=8; delta = 1;
 882         } else if (format == OSD_BITMAP4) {
 883                 bpp=4; delta = 2;
 884         } else if (format == OSD_BITMAP2) {
 885                 bpp=2; delta = 4;
 886         } else if (format == OSD_BITMAP1) {
 887                 bpp=1; delta = 8;
 888         } else {
 889                 av7110->bmp_state = BMP_NONE;
 890                 return -EINVAL;
 891         }
 892         av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8;
 893         av7110->bmpp = 0;
 894         if (av7110->bmplen > 32768) {
 895                 av7110->bmp_state = BMP_NONE;
 896                 return -EINVAL;
 897         }
 898         for (i = 0; i < dy; i++) {
 899                 if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) {
 900                         av7110->bmp_state = BMP_NONE;
 901                         return -EINVAL;
 902                 }
 903         }
 904         if (format != OSD_BITMAP8) {
 905                 for (i = 0; i < dx * dy / delta; i++) {
 906                         c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1];
 907                         for (d = delta - 2; d >= 0; d--) {
 908                                 c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d]
 909                                       << ((delta - d - 1) * bpp));
 910                                 ((u8 *)av7110->bmpbuf)[1024 + i] = c;
 911                         }
 912                 }
 913         }
 914         av7110->bmplen += 1024;
 915         dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen);
 916         ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
 917         if (!ret)
 918                 ret = WaitUntilBmpLoaded(av7110);
 919         return ret;
 920 }
 921
 922 static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y)
 923 {
 924         dprintk(4, "%p\n", av7110);
 925
 926         return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0);
 927 }
 928
 929 static inline int ReleaseBitmap(struct av7110 *av7110)
 930 {
 931         dprintk(4, "%p\n", av7110);
 932
 933         if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e)
 934                 return -1;
 935         if (av7110->bmp_state == BMP_LOADING)
 936                 dprintk(1,"ReleaseBitmap called while BMP_LOADING\n");
 937         av7110->bmp_state = BMP_NONE;
 938         return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0);
 939 }
 940
 941 static u32 RGB2YUV(u16 R, u16 G, u16 B)
 942 {
 943         u16 y, u, v;
 944         u16 Y, Cr, Cb;
 945
 946         y = R * 77 + G * 150 + B * 29;  /* Luma=0.299R+0.587G+0.114B 0..65535 */
 947         u = 2048 + B * 8 -(y >> 5);     /* Cr 0..4095 */
 948         v = 2048 + R * 8 -(y >> 5);     /* Cb 0..4095 */
 949
 950         Y = y / 256;
 951         Cb = u / 16;
 952         Cr = v / 16;
 953
 954         return Cr | (Cb << 16) | (Y << 8);
 955 }
 956
 957 static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
 958 {
 959         int ret;
 960
 961         u16 ch, cl;
 962         u32 yuv;
 963
 964         yuv = blend ? RGB2YUV(r,g,b) : 0;
 965         cl = (yuv & 0xffff);
 966         ch = ((yuv >> 16) & 0xffff);
 967         ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
 968                         color, ch, cl);
 969         if (!ret)
 970                 ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
 971                                 color, ((blend >> 4) & 0x0f));
 972         return ret;
 973 }
 974
 975 static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last)
 976 {
 977         int i;
 978         int length = last - first + 1;
 979
 980         if (length * 4 > DATA_BUFF3_SIZE)
 981                 return -EINVAL;
 982
 983         for (i = 0; i < length; i++) {
 984                 u32 color, blend, yuv;
 985
 986                 if (get_user(color, colors + i))
 987                         return -EFAULT;
 988                 blend = (color & 0xF0000000) >> 4;
 989                 yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF,
 990                                      (color >> 16) & 0xFF) | blend : 0;
 991                 yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16);
 992                 wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4);
 993         }
 994         return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4,
 995                             av7110->osdwin,
 996                             bpp2pal[av7110->osdbpp[av7110->osdwin]],
 997                             first, last);
 998 }
 999
1000 static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
1001                        int x1, int y1, int inc, u8 __user * data)
1002 {
1003         uint w, h, bpp, bpl, size, lpb, bnum, brest;
1004         int i;
1005         int rc,release_rc;
1006
1007         w = x1 - x0 + 1;
1008         h = y1 - y0 + 1;
1009         if (inc <= 0)
1010                 inc = w;
1011         if (w <= 0 || w > 720 || h <= 0 || h > 576)
1012                 return -EINVAL;
1013         bpp = av7110->osdbpp[av7110->osdwin] + 1;
1014         bpl = ((w * bpp + 7) & ~7) / 8;
1015         size = h * bpl;
1016         lpb = (32 * 1024) / bpl;
1017         bnum = size / (lpb * bpl);
1018         brest = size - bnum * lpb * bpl;
1019
1020         if (av7110->bmp_state == BMP_LOADING) {
1021                 /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */
1022                 BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e);
1023                 rc = WaitUntilBmpLoaded(av7110);
1024                 if (rc)
1025                         return rc;
1026                 /* just continue. This should work for all fw versions
1027                  * if bnum==1 && !brest && LoadBitmap was successful
1028                  */
1029         }
1030
1031         rc = 0;
1032         for (i = 0; i < bnum; i++) {
1033                 rc = LoadBitmap(av7110, w, lpb, inc, data);
1034                 if (rc)
1035                         break;
1036                 rc = BlitBitmap(av7110, x0, y0 + i * lpb);
1037                 if (rc)
1038                         break;
1039                 data += lpb * inc;
1040         }
1041         if (!rc && brest) {
1042                 rc = LoadBitmap(av7110, w, brest / bpl, inc, data);
1043                 if (!rc)
1044                         rc = BlitBitmap(av7110, x0, y0 + bnum * lpb);
1045         }
1046         release_rc = ReleaseBitmap(av7110);
1047         if (!rc)
1048                 rc = release_rc;
1049         if (rc)
1050                 dprintk(1,"returns %d\n",rc);
1051         return rc;
1052 }
1053
1054 int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
1055 {
1056         int ret;
1057
1058         if (mutex_lock_interruptible(&av7110->osd_mutex))
1059                 return -ERESTARTSYS;
1060
1061         switch (dc->cmd) {
1062         case OSD_Close:
1063                 ret = DestroyOSDWindow(av7110, av7110->osdwin);
1064                 break;
1065         case OSD_Open:
1066                 av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7;
1067                 ret = CreateOSDWindow(av7110, av7110->osdwin,
1068                                 bpp2bit[av7110->osdbpp[av7110->osdwin]],
1069                                 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1070                 if (ret)
1071                         break;
1072                 if (!dc->data) {
1073                         ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1074                         if (ret)
1075                                 break;
1076                         ret = SetColorBlend(av7110, av7110->osdwin);
1077                 }
1078                 break;
1079         case OSD_Show:
1080                 ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0);
1081                 break;
1082         case OSD_Hide:
1083                 ret = HideWindow(av7110, av7110->osdwin);
1084                 break;
1085         case OSD_Clear:
1086                 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
1087                 break;
1088         case OSD_Fill:
1089                 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
1090                 break;
1091         case OSD_SetColor:
1092                 ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
1093                 break;
1094         case OSD_SetPalette:
1095                 if (FW_VERSION(av7110->arm_app) >= 0x2618)
1096                         ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0);
1097                 else {
1098                         int i, len = dc->x0-dc->color+1;
1099                         u8 __user *colors = (u8 __user *)dc->data;
1100                         u8 r, g = 0, b = 0, blend = 0;
1101                         ret = 0;
1102                         for (i = 0; i<len; i++) {
1103                                 if (get_user(r, colors + i * 4) ||
1104                                     get_user(g, colors + i * 4 + 1) ||
1105                                     get_user(b, colors + i * 4 + 2) ||
1106                                     get_user(blend, colors + i * 4 + 3)) {
1107                                         ret = -EFAULT;
1108                                         break;
1109                                     }
1110                                 ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend);
1111                                 if (ret)
1112                                         break;
1113                         }
1114                 }
1115                 break;
1116         case OSD_SetPixel:
1117                 ret = DrawLine(av7110, av7110->osdwin,
1118                          dc->x0, dc->y0, 0, 0, dc->color);
1119                 break;
1120         case OSD_SetRow:
1121                 dc->y1 = dc->y0;
1122                 /* fall through */
1123         case OSD_SetBlock:
1124                 ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data);
1125                 break;
1126         case OSD_FillRow:
1127                 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1128                           dc->x1-dc->x0+1, dc->y1, dc->color);
1129                 break;
1130         case OSD_FillBlock:
1131                 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1132                           dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color);
1133                 break;
1134         case OSD_Line:
1135                 ret = DrawLine(av7110, av7110->osdwin,
1136                          dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color);
1137                 break;
1138         case OSD_Text:
1139         {
1140                 char textbuf[240];
1141
1142                 if (strncpy_from_user(textbuf, dc->data, 240) < 0) {
1143                         ret = -EFAULT;
1144                         break;
1145                 }
1146                 textbuf[239] = 0;
1147                 if (dc->x1 > 3)
1148                         dc->x1 = 3;
1149                 ret = SetFont(av7110, av7110->osdwin, dc->x1,
1150                         (u16) (dc->color & 0xffff), (u16) (dc->color >> 16));
1151                 if (!ret)
1152                         ret = FlushText(av7110);
1153                 if (!ret)
1154                         ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
1155                 break;
1156         }
1157         case OSD_SetWindow:
1158                 if (dc->x0 < 1 || dc->x0 > 7)
1159                         ret = -EINVAL;
1160                 else {
1161                         av7110->osdwin = dc->x0;
1162                         ret = 0;
1163                 }
1164                 break;
1165         case OSD_MoveWindow:
1166                 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1167                 if (!ret)
1168                         ret = SetColorBlend(av7110, av7110->osdwin);
1169                 break;
1170         case OSD_OpenRaw:
1171                 if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) {
1172                         ret = -EINVAL;
1173                         break;
1174                 }
1175                 if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR)
1176                         av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1;
1177                 else
1178                         av7110->osdbpp[av7110->osdwin] = 0;
1179                 ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
1180                                 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1181                 if (ret)
1182                         break;
1183                 if (!dc->data) {
1184                         ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1185                         if (!ret)
1186                                 ret = SetColorBlend(av7110, av7110->osdwin);
1187                 }
1188                 break;
1189         default:
1190                 ret = -EINVAL;
1191                 break;
1192         }
1193
1194         mutex_unlock(&av7110->osd_mutex);
1195         if (ret==-ERESTARTSYS)
1196                 dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
1197         else if (ret)
1198                 dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret);
1199
1200         return ret;
1201 }
1202
1203 int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap)
1204 {
1205         switch (cap->cmd) {
1206         case OSD_CAP_MEMSIZE:
1207                 if (FW_4M_SDRAM(av7110->arm_app))
1208                         cap->val = 1000000;
1209                 else
1210                         cap->val = 92000;
1211                 return 0;
1212         default:
1213                 return -EINVAL;
1214         }
1215 }
1216 #endif /* CONFIG_DVB_AV7110_OSD */