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  *
  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/
  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  * Max transfer size done by av7110_fw_cmd()
  45  *
  46  * The maximum size passed to this function is 6 bytes. The buffer also
  47  * uses two additional ones for type and size. So, 8 bytes is enough.
  48  */
  49 #define MAX_XFER_SIZE  8
  50
  51 /****************************************************************************
  52  * DEBI functions
  53  ****************************************************************************/
  54
  55 /* This DEBI code is based on the Stradis driver
  56    by Nathan Laredo <laredo@gnu.org> */
  57
  58 int av7110_debiwrite(struct av7110 *av7110, u32 config,
  59                      int addr, u32 val, int count)
  60 {
  61         struct saa7146_dev *dev = av7110->dev;
  62
  63         if (count <= 0 || count > 32764) {
  64                 printk("%s: invalid count %d\n", __func__, count);
  65                 return -1;
  66         }
  67         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
  68                 printk("%s: wait_for_debi_done failed\n", __func__);
  69                 return -1;
  70         }
  71         saa7146_write(dev, DEBI_CONFIG, config);
  72         if (count <= 4)         /* immediate transfer */
  73                 saa7146_write(dev, DEBI_AD, val);
  74         else                    /* block transfer */
  75                 saa7146_write(dev, DEBI_AD, av7110->debi_bus);
  76         saa7146_write(dev, DEBI_COMMAND, (count << 17) | (addr & 0xffff));
  77         saa7146_write(dev, MC2, (2 << 16) | 2);
  78         return 0;
  79 }
  80
  81 u32 av7110_debiread(struct av7110 *av7110, u32 config, int addr, int count)
  82 {
  83         struct saa7146_dev *dev = av7110->dev;
  84         u32 result = 0;
  85
  86         if (count > 32764 || count <= 0) {
  87                 printk("%s: invalid count %d\n", __func__, count);
  88                 return 0;
  89         }
  90         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
  91                 printk("%s: wait_for_debi_done #1 failed\n", __func__);
  92                 return 0;
  93         }
  94         saa7146_write(dev, DEBI_AD, av7110->debi_bus);
  95         saa7146_write(dev, DEBI_COMMAND, (count << 17) | 0x10000 | (addr & 0xffff));
  96
  97         saa7146_write(dev, DEBI_CONFIG, config);
  98         saa7146_write(dev, MC2, (2 << 16) | 2);
  99         if (count > 4)
 100                 return count;
 101         if (saa7146_wait_for_debi_done(av7110->dev, 0) < 0) {
 102                 printk("%s: wait_for_debi_done #2 failed\n", __func__);
 103                 return 0;
 104         }
 105
 106         result = saa7146_read(dev, DEBI_AD);
 107         result &= (0xffffffffUL >> ((4 - count) * 8));
 108         return result;
 109 }
 110
 111
 112
 113 /* av7110 ARM core boot stuff */
 114 #if 0
 115 void av7110_reset_arm(struct av7110 *av7110)
 116 {
 117         saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 118
 119         /* Disable DEBI and GPIO irq */
 120         SAA7146_IER_DISABLE(av7110->dev, MASK_19 | MASK_03);
 121         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 122
 123         saa7146_setgpio(av7110->dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 124         msleep(30);     /* the firmware needs some time to initialize */
 125
 126         ARM_ResetMailBox(av7110);
 127
 128         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 129         SAA7146_IER_ENABLE(av7110->dev, MASK_03);
 130
 131         av7110->arm_ready = 1;
 132         dprintk(1, "reset ARM\n");
 133 }
 134 #endif  /*  0  */
 135
 136 static int waitdebi(struct av7110 *av7110, int adr, int state)
 137 {
 138         int k;
 139
 140         dprintk(4, "%p\n", av7110);
 141
 142         for (k = 0; k < 100; k++) {
 143                 if (irdebi(av7110, DEBINOSWAP, adr, 0, 2) == state)
 144                         return 0;
 145                 udelay(5);
 146         }
 147         return -ETIMEDOUT;
 148 }
 149
 150 static int load_dram(struct av7110 *av7110, u32 *data, int len)
 151 {
 152         int i;
 153         int blocks, rest;
 154         u32 base, bootblock = AV7110_BOOT_BLOCK;
 155
 156         dprintk(4, "%p\n", av7110);
 157
 158         blocks = len / AV7110_BOOT_MAX_SIZE;
 159         rest = len % AV7110_BOOT_MAX_SIZE;
 160         base = DRAM_START_CODE;
 161
 162         for (i = 0; i < blocks; i++) {
 163                 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 164                         printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at block %d\n", i);
 165                         return -ETIMEDOUT;
 166                 }
 167                 dprintk(4, "writing DRAM block %d\n", i);
 168                 mwdebi(av7110, DEBISWAB, bootblock,
 169                        ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, AV7110_BOOT_MAX_SIZE);
 170                 bootblock ^= 0x1400;
 171                 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
 172                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, AV7110_BOOT_MAX_SIZE, 2);
 173                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 174                 base += AV7110_BOOT_MAX_SIZE;
 175         }
 176
 177         if (rest > 0) {
 178                 if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 179                         printk(KERN_ERR "dvb-ttpci: load_dram(): timeout at last block\n");
 180                         return -ETIMEDOUT;
 181                 }
 182                 if (rest > 4)
 183                         mwdebi(av7110, DEBISWAB, bootblock,
 184                                ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE, rest);
 185                 else
 186                         mwdebi(av7110, DEBISWAB, bootblock,
 187                                ((u8 *)data) + i * AV7110_BOOT_MAX_SIZE - 4, rest + 4);
 188
 189                 iwdebi(av7110, DEBISWAB, AV7110_BOOT_BASE, swab32(base), 4);
 190                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, rest, 2);
 191                 iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 192         }
 193         if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_EMPTY) < 0) {
 194                 printk(KERN_ERR "dvb-ttpci: load_dram(): timeout after last block\n");
 195                 return -ETIMEDOUT;
 196         }
 197         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_SIZE, 0, 2);
 198         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 199         if (waitdebi(av7110, AV7110_BOOT_STATE, BOOTSTATE_AV7110_BOOT_COMPLETE) < 0) {
 200                 printk(KERN_ERR "dvb-ttpci: load_dram(): final handshake timeout\n");
 201                 return -ETIMEDOUT;
 202         }
 203         return 0;
 204 }
 205
 206
 207 /* we cannot write av7110 DRAM directly, so load a bootloader into
 208  * the DPRAM which implements a simple boot protocol */
 209 int av7110_bootarm(struct av7110 *av7110)
 210 {
 211         const struct firmware *fw;
 212         const char *fw_name = "av7110/bootcode.bin";
 213         struct saa7146_dev *dev = av7110->dev;
 214         u32 ret;
 215         int i;
 216
 217         dprintk(4, "%p\n", av7110);
 218
 219         av7110->arm_ready = 0;
 220
 221         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 222
 223         /* Disable DEBI and GPIO irq */
 224         SAA7146_IER_DISABLE(av7110->dev, MASK_03 | MASK_19);
 225         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 226
 227         /* enable DEBI */
 228         saa7146_write(av7110->dev, MC1, 0x08800880);
 229         saa7146_write(av7110->dev, DD1_STREAM_B, 0x00000000);
 230         saa7146_write(av7110->dev, MC2, (MASK_09 | MASK_25 | MASK_10 | MASK_26));
 231
 232         /* test DEBI */
 233         iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
 234         /* FIXME: Why does Nexus CA require 2x iwdebi for first init? */
 235         iwdebi(av7110, DEBISWAP, DPRAM_BASE, 0x76543210, 4);
 236
 237         if ((ret=irdebi(av7110, DEBINOSWAP, DPRAM_BASE, 0, 4)) != 0x10325476) {
 238                 printk(KERN_ERR "dvb-ttpci: debi test in av7110_bootarm() failed: "
 239                        "%08x != %08x (check your BIOS 'Plug&Play OS' settings)\n",
 240                        ret, 0x10325476);
 241                 return -1;
 242         }
 243         for (i = 0; i < 8192; i += 4)
 244                 iwdebi(av7110, DEBISWAP, DPRAM_BASE + i, 0x00, 4);
 245         dprintk(2, "debi test OK\n");
 246
 247         /* boot */
 248         dprintk(1, "load boot code\n");
 249         saa7146_setgpio(dev, ARM_IRQ_LINE, SAA7146_GPIO_IRQLO);
 250         //saa7146_setgpio(dev, DEBI_DONE_LINE, SAA7146_GPIO_INPUT);
 251         //saa7146_setgpio(dev, 3, SAA7146_GPIO_INPUT);
 252
 253         ret = request_firmware(&fw, fw_name, &dev->pci->dev);
 254         if (ret) {
 255                 printk(KERN_ERR "dvb-ttpci: Failed to load firmware \"%s\"\n",
 256                         fw_name);
 257                 return ret;
 258         }
 259
 260         mwdebi(av7110, DEBISWAB, DPRAM_BASE, fw->data, fw->size);
 261         release_firmware(fw);
 262         iwdebi(av7110, DEBINOSWAP, AV7110_BOOT_STATE, BOOTSTATE_BUFFER_FULL, 2);
 263
 264         if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
 265                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
 266                        "saa7146_wait_for_debi_done() timed out\n");
 267                 return -ETIMEDOUT;
 268         }
 269         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 270         mdelay(1);
 271
 272         dprintk(1, "load dram code\n");
 273         if (load_dram(av7110, (u32 *)av7110->bin_root, av7110->size_root) < 0) {
 274                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
 275                        "load_dram() failed\n");
 276                 return -1;
 277         }
 278
 279         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTLO);
 280         mdelay(1);
 281
 282         dprintk(1, "load dpram code\n");
 283         mwdebi(av7110, DEBISWAB, DPRAM_BASE, av7110->bin_dpram, av7110->size_dpram);
 284
 285         if (saa7146_wait_for_debi_done(av7110->dev, 1)) {
 286                 printk(KERN_ERR "dvb-ttpci: av7110_bootarm(): "
 287                        "saa7146_wait_for_debi_done() timed out after loading DRAM\n");
 288                 return -ETIMEDOUT;
 289         }
 290         saa7146_setgpio(dev, RESET_LINE, SAA7146_GPIO_OUTHI);
 291         msleep(30);     /* the firmware needs some time to initialize */
 292
 293         //ARM_ClearIrq(av7110);
 294         ARM_ResetMailBox(av7110);
 295         SAA7146_ISR_CLEAR(av7110->dev, MASK_19 | MASK_03);
 296         SAA7146_IER_ENABLE(av7110->dev, MASK_03);
 297
 298         av7110->arm_errors = 0;
 299         av7110->arm_ready = 1;
 300         return 0;
 301 }
 302 MODULE_FIRMWARE("av7110/bootcode.bin");
 303
 304 /****************************************************************************
 305  * DEBI command polling
 306  ****************************************************************************/
 307
 308 int av7110_wait_msgstate(struct av7110 *av7110, u16 flags)
 309 {
 310         unsigned long start;
 311         u32 stat;
 312         int err;
 313
 314         if (FW_VERSION(av7110->arm_app) <= 0x261c) {
 315                 /* not supported by old firmware */
 316                 msleep(50);
 317                 return 0;
 318         }
 319
 320         /* new firmware */
 321         start = jiffies;
 322         for (;;) {
 323                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 324                 if (mutex_lock_interruptible(&av7110->dcomlock))
 325                         return -ERESTARTSYS;
 326                 stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 327                 mutex_unlock(&av7110->dcomlock);
 328                 if ((stat & flags) == 0)
 329                         break;
 330                 if (err) {
 331                         printk(KERN_ERR "%s: timeout waiting for MSGSTATE %04x\n",
 332                                 __func__, stat & flags);
 333                         return -ETIMEDOUT;
 334                 }
 335                 msleep(1);
 336         }
 337         return 0;
 338 }
 339
 340 static int __av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 341 {
 342         int i;
 343         unsigned long start;
 344         char *type = NULL;
 345         u16 flags[2] = {0, 0};
 346         u32 stat;
 347         int err;
 348
 349 //      dprintk(4, "%p\n", av7110);
 350
 351         if (!av7110->arm_ready) {
 352                 dprintk(1, "arm not ready.\n");
 353                 return -ENXIO;
 354         }
 355
 356         start = jiffies;
 357         while (1) {
 358                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 359                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 360                         break;
 361                 if (err) {
 362                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND idle\n", __func__);
 363                         av7110->arm_errors++;
 364                         return -ETIMEDOUT;
 365                 }
 366                 msleep(1);
 367         }
 368
 369         if (FW_VERSION(av7110->arm_app) <= 0x261f)
 370                 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0xffff, 2);
 371
 372 #ifndef _NOHANDSHAKE
 373         start = jiffies;
 374         while (1) {
 375                 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
 376                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 377                         break;
 378                 if (err) {
 379                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for HANDSHAKE_REG\n", __func__);
 380                         return -ETIMEDOUT;
 381                 }
 382                 msleep(1);
 383         }
 384 #endif
 385
 386         switch ((buf[0] >> 8) & 0xff) {
 387         case COMTYPE_PIDFILTER:
 388         case COMTYPE_ENCODER:
 389         case COMTYPE_REC_PLAY:
 390         case COMTYPE_MPEGDECODER:
 391                 type = "MSG";
 392                 flags[0] = GPMQOver;
 393                 flags[1] = GPMQFull;
 394                 break;
 395         case COMTYPE_OSD:
 396                 type = "OSD";
 397                 flags[0] = OSDQOver;
 398                 flags[1] = OSDQFull;
 399                 break;
 400         case COMTYPE_MISC:
 401                 if (FW_VERSION(av7110->arm_app) >= 0x261d) {
 402                         type = "MSG";
 403                         flags[0] = GPMQOver;
 404                         flags[1] = GPMQBusy;
 405                 }
 406                 break;
 407         default:
 408                 break;
 409         }
 410
 411         if (type != NULL) {
 412                 /* non-immediate COMMAND type */
 413                 start = jiffies;
 414                 for (;;) {
 415                         err = time_after(jiffies, start + ARM_WAIT_FREE);
 416                         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 417                         if (stat & flags[0]) {
 418                                 printk(KERN_ERR "%s: %s QUEUE overflow\n",
 419                                         __func__, type);
 420                                 return -1;
 421                         }
 422                         if ((stat & flags[1]) == 0)
 423                                 break;
 424                         if (err) {
 425                                 printk(KERN_ERR "%s: timeout waiting on busy %s QUEUE\n",
 426                                         __func__, type);
 427                                 av7110->arm_errors++;
 428                                 return -ETIMEDOUT;
 429                         }
 430                         msleep(1);
 431                 }
 432         }
 433
 434         for (i = 2; i < length; i++)
 435                 wdebi(av7110, DEBINOSWAP, COMMAND + 2 * i, (u32) buf[i], 2);
 436
 437         if (length)
 438                 wdebi(av7110, DEBINOSWAP, COMMAND + 2, (u32) buf[1], 2);
 439         else
 440                 wdebi(av7110, DEBINOSWAP, COMMAND + 2, 0, 2);
 441
 442         wdebi(av7110, DEBINOSWAP, COMMAND, (u32) buf[0], 2);
 443
 444         if (FW_VERSION(av7110->arm_app) <= 0x261f)
 445                 wdebi(av7110, DEBINOSWAP, COM_IF_LOCK, 0x0000, 2);
 446
 447 #ifdef COM_DEBUG
 448         start = jiffies;
 449         while (1) {
 450                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 451                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 452                         break;
 453                 if (err) {
 454                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for COMMAND %d to complete\n",
 455                                __func__, (buf[0] >> 8) & 0xff);
 456                         return -ETIMEDOUT;
 457                 }
 458                 msleep(1);
 459         }
 460
 461         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 462         if (stat & GPMQOver) {
 463                 printk(KERN_ERR "dvb-ttpci: %s(): GPMQOver\n", __func__);
 464                 return -ENOSPC;
 465         }
 466         else if (stat & OSDQOver) {
 467                 printk(KERN_ERR "dvb-ttpci: %s(): OSDQOver\n", __func__);
 468                 return -ENOSPC;
 469         }
 470 #endif
 471
 472         return 0;
 473 }
 474
 475 static int av7110_send_fw_cmd(struct av7110 *av7110, u16* buf, int length)
 476 {
 477         int ret;
 478
 479 //      dprintk(4, "%p\n", av7110);
 480
 481         if (!av7110->arm_ready) {
 482                 dprintk(1, "arm not ready.\n");
 483                 return -1;
 484         }
 485         if (mutex_lock_interruptible(&av7110->dcomlock))
 486                 return -ERESTARTSYS;
 487
 488         ret = __av7110_send_fw_cmd(av7110, buf, length);
 489         mutex_unlock(&av7110->dcomlock);
 490         if (ret && ret!=-ERESTARTSYS)
 491                 printk(KERN_ERR "dvb-ttpci: %s(): av7110_send_fw_cmd error %d\n",
 492                        __func__, ret);
 493         return ret;
 494 }
 495
 496 int av7110_fw_cmd(struct av7110 *av7110, int type, int com, int num, ...)
 497 {
 498         va_list args;
 499         u16 buf[MAX_XFER_SIZE];
 500         int i, ret;
 501
 502 //      dprintk(4, "%p\n", av7110);
 503
 504         if (2 + num > sizeof(buf)) {
 505                 printk(KERN_WARNING
 506                        "%s: %s len=%d is too big!\n",
 507                        KBUILD_MODNAME, __func__, num);
 508                 return -EINVAL;
 509         }
 510
 511         buf[0] = ((type << 8) | com);
 512         buf[1] = num;
 513
 514         if (num) {
 515                 va_start(args, num);
 516                 for (i = 0; i < num; i++)
 517                         buf[i + 2] = va_arg(args, u32);
 518                 va_end(args);
 519         }
 520
 521         ret = av7110_send_fw_cmd(av7110, buf, num + 2);
 522         if (ret && ret != -ERESTARTSYS)
 523                 printk(KERN_ERR "dvb-ttpci: av7110_fw_cmd error %d\n", ret);
 524         return ret;
 525 }
 526
 527 #if 0
 528 int av7110_send_ci_cmd(struct av7110 *av7110, u8 subcom, u8 *buf, u8 len)
 529 {
 530         int i, ret;
 531         u16 cmd[18] = { ((COMTYPE_COMMON_IF << 8) + subcom),
 532                 16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 533
 534         dprintk(4, "%p\n", av7110);
 535
 536         for(i = 0; i < len && i < 32; i++)
 537         {
 538                 if(i % 2 == 0)
 539                         cmd[(i / 2) + 2] = (u16)(buf[i]) << 8;
 540                 else
 541                         cmd[(i / 2) + 2] |= buf[i];
 542         }
 543
 544         ret = av7110_send_fw_cmd(av7110, cmd, 18);
 545         if (ret && ret != -ERESTARTSYS)
 546                 printk(KERN_ERR "dvb-ttpci: av7110_send_ci_cmd error %d\n", ret);
 547         return ret;
 548 }
 549 #endif  /*  0  */
 550
 551 int av7110_fw_request(struct av7110 *av7110, u16 *request_buf,
 552                       int request_buf_len, u16 *reply_buf, int reply_buf_len)
 553 {
 554         int err;
 555         s16 i;
 556         unsigned long start;
 557 #ifdef COM_DEBUG
 558         u32 stat;
 559 #endif
 560
 561         dprintk(4, "%p\n", av7110);
 562
 563         if (!av7110->arm_ready) {
 564                 dprintk(1, "arm not ready.\n");
 565                 return -1;
 566         }
 567
 568         if (mutex_lock_interruptible(&av7110->dcomlock))
 569                 return -ERESTARTSYS;
 570
 571         if ((err = __av7110_send_fw_cmd(av7110, request_buf, request_buf_len)) < 0) {
 572                 mutex_unlock(&av7110->dcomlock);
 573                 printk(KERN_ERR "dvb-ttpci: av7110_fw_request error %d\n", err);
 574                 return err;
 575         }
 576
 577         start = jiffies;
 578         while (1) {
 579                 err = time_after(jiffies, start + ARM_WAIT_FREE);
 580                 if (rdebi(av7110, DEBINOSWAP, COMMAND, 0, 2) == 0)
 581                         break;
 582                 if (err) {
 583                         printk(KERN_ERR "%s: timeout waiting for COMMAND to complete\n", __func__);
 584                         mutex_unlock(&av7110->dcomlock);
 585                         return -ETIMEDOUT;
 586                 }
 587 #ifdef _NOHANDSHAKE
 588                 msleep(1);
 589 #endif
 590         }
 591
 592 #ifndef _NOHANDSHAKE
 593         start = jiffies;
 594         while (1) {
 595                 err = time_after(jiffies, start + ARM_WAIT_SHAKE);
 596                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 597                         break;
 598                 if (err) {
 599                         printk(KERN_ERR "%s: timeout waiting for HANDSHAKE_REG\n", __func__);
 600                         mutex_unlock(&av7110->dcomlock);
 601                         return -ETIMEDOUT;
 602                 }
 603                 msleep(1);
 604         }
 605 #endif
 606
 607 #ifdef COM_DEBUG
 608         stat = rdebi(av7110, DEBINOSWAP, MSGSTATE, 0, 2);
 609         if (stat & GPMQOver) {
 610                 printk(KERN_ERR "%s: GPMQOver\n", __func__);
 611                 mutex_unlock(&av7110->dcomlock);
 612                 return -1;
 613         }
 614         else if (stat & OSDQOver) {
 615                 printk(KERN_ERR "%s: OSDQOver\n", __func__);
 616                 mutex_unlock(&av7110->dcomlock);
 617                 return -1;
 618         }
 619 #endif
 620
 621         for (i = 0; i < reply_buf_len; i++)
 622                 reply_buf[i] = rdebi(av7110, DEBINOSWAP, COM_BUFF + 2 * i, 0, 2);
 623
 624         mutex_unlock(&av7110->dcomlock);
 625         return 0;
 626 }
 627
 628 static int av7110_fw_query(struct av7110 *av7110, u16 tag, u16* buf, s16 length)
 629 {
 630         int ret;
 631         ret = av7110_fw_request(av7110, &tag, 0, buf, length);
 632         if (ret)
 633                 printk(KERN_ERR "dvb-ttpci: av7110_fw_query error %d\n", ret);
 634         return ret;
 635 }
 636
 637
 638 /****************************************************************************
 639  * Firmware commands
 640  ****************************************************************************/
 641
 642 /* get version of the firmware ROM, RTSL, video ucode and ARM application  */
 643 int av7110_firmversion(struct av7110 *av7110)
 644 {
 645         u16 buf[20];
 646         u16 tag = ((COMTYPE_REQUEST << 8) + ReqVersion);
 647
 648         dprintk(4, "%p\n", av7110);
 649
 650         if (av7110_fw_query(av7110, tag, buf, 16)) {
 651                 printk("dvb-ttpci: failed to boot firmware @ card %d\n",
 652                        av7110->dvb_adapter.num);
 653                 return -EIO;
 654         }
 655
 656         av7110->arm_fw = (buf[0] << 16) + buf[1];
 657         av7110->arm_rtsl = (buf[2] << 16) + buf[3];
 658         av7110->arm_vid = (buf[4] << 16) + buf[5];
 659         av7110->arm_app = (buf[6] << 16) + buf[7];
 660         av7110->avtype = (buf[8] << 16) + buf[9];
 661
 662         printk("dvb-ttpci: info @ card %d: firm %08x, rtsl %08x, vid %08x, app %08x\n",
 663                av7110->dvb_adapter.num, av7110->arm_fw,
 664                av7110->arm_rtsl, av7110->arm_vid, av7110->arm_app);
 665
 666         /* print firmware capabilities */
 667         if (FW_CI_LL_SUPPORT(av7110->arm_app))
 668                 printk("dvb-ttpci: firmware @ card %d supports CI link layer interface\n",
 669                        av7110->dvb_adapter.num);
 670         else
 671                 printk("dvb-ttpci: no firmware support for CI link layer interface @ card %d\n",
 672                        av7110->dvb_adapter.num);
 673
 674         return 0;
 675 }
 676
 677
 678 int av7110_diseqc_send(struct av7110 *av7110, int len, u8 *msg, unsigned long burst)
 679 {
 680         int i, ret;
 681         u16 buf[18] = { ((COMTYPE_AUDIODAC << 8) + SendDiSEqC),
 682                         16, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
 683
 684         dprintk(4, "%p\n", av7110);
 685
 686         if (len > 10)
 687                 len = 10;
 688
 689         buf[1] = len + 2;
 690         buf[2] = len;
 691
 692         if (burst != -1)
 693                 buf[3] = burst ? 0x01 : 0x00;
 694         else
 695                 buf[3] = 0xffff;
 696
 697         for (i = 0; i < len; i++)
 698                 buf[i + 4] = msg[i];
 699
 700         ret = av7110_send_fw_cmd(av7110, buf, 18);
 701         if (ret && ret!=-ERESTARTSYS)
 702                 printk(KERN_ERR "dvb-ttpci: av7110_diseqc_send error %d\n", ret);
 703         return ret;
 704 }
 705
 706
 707 #ifdef CONFIG_DVB_AV7110_OSD
 708
 709 static inline int SetColorBlend(struct av7110 *av7110, u8 windownr)
 710 {
 711         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetCBlend, 1, windownr);
 712 }
 713
 714 static inline int SetBlend_(struct av7110 *av7110, u8 windownr,
 715                      enum av7110_osd_palette_type colordepth, u16 index, u8 blending)
 716 {
 717         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetBlend, 4,
 718                              windownr, colordepth, index, blending);
 719 }
 720
 721 static inline int SetColor_(struct av7110 *av7110, u8 windownr,
 722                      enum av7110_osd_palette_type colordepth, u16 index, u16 colorhi, u16 colorlo)
 723 {
 724         return av7110_fw_cmd(av7110, COMTYPE_OSD, SetColor, 5,
 725                              windownr, colordepth, index, colorhi, colorlo);
 726 }
 727
 728 static inline int SetFont(struct av7110 *av7110, u8 windownr, u8 fontsize,
 729                           u16 colorfg, u16 colorbg)
 730 {
 731         return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Font, 4,
 732                              windownr, fontsize, colorfg, colorbg);
 733 }
 734
 735 static int FlushText(struct av7110 *av7110)
 736 {
 737         unsigned long start;
 738         int err;
 739
 740         if (mutex_lock_interruptible(&av7110->dcomlock))
 741                 return -ERESTARTSYS;
 742         start = jiffies;
 743         while (1) {
 744                 err = time_after(jiffies, start + ARM_WAIT_OSD);
 745                 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
 746                         break;
 747                 if (err) {
 748                         printk(KERN_ERR "dvb-ttpci: %s(): timeout waiting for BUFF1_BASE == 0\n",
 749                                __func__);
 750                         mutex_unlock(&av7110->dcomlock);
 751                         return -ETIMEDOUT;
 752                 }
 753                 msleep(1);
 754         }
 755         mutex_unlock(&av7110->dcomlock);
 756         return 0;
 757 }
 758
 759 static int WriteText(struct av7110 *av7110, u8 win, u16 x, u16 y, char *buf)
 760 {
 761         int i, ret;
 762         unsigned long start;
 763         int length = strlen(buf) + 1;
 764         u16 cbuf[5] = { (COMTYPE_OSD << 8) + DText, 3, win, x, y };
 765
 766         if (mutex_lock_interruptible(&av7110->dcomlock))
 767                 return -ERESTARTSYS;
 768
 769         start = jiffies;
 770         while (1) {
 771                 ret = time_after(jiffies, start + ARM_WAIT_OSD);
 772                 if (rdebi(av7110, DEBINOSWAP, BUFF1_BASE, 0, 2) == 0)
 773                         break;
 774                 if (ret) {
 775                         printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for BUFF1_BASE == 0\n",
 776                                __func__);
 777                         mutex_unlock(&av7110->dcomlock);
 778                         return -ETIMEDOUT;
 779                 }
 780                 msleep(1);
 781         }
 782 #ifndef _NOHANDSHAKE
 783         start = jiffies;
 784         while (1) {
 785                 ret = time_after(jiffies, start + ARM_WAIT_SHAKE);
 786                 if (rdebi(av7110, DEBINOSWAP, HANDSHAKE_REG, 0, 2) == 0)
 787                         break;
 788                 if (ret) {
 789                         printk(KERN_ERR "dvb-ttpci: %s: timeout waiting for HANDSHAKE_REG\n",
 790                                __func__);
 791                         mutex_unlock(&av7110->dcomlock);
 792                         return -ETIMEDOUT;
 793                 }
 794                 msleep(1);
 795         }
 796 #endif
 797         for (i = 0; i < length / 2; i++)
 798                 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2,
 799                       swab16(*(u16 *)(buf + 2 * i)), 2);
 800         if (length & 1)
 801                 wdebi(av7110, DEBINOSWAP, BUFF1_BASE + i * 2, 0, 2);
 802         ret = __av7110_send_fw_cmd(av7110, cbuf, 5);
 803         mutex_unlock(&av7110->dcomlock);
 804         if (ret && ret!=-ERESTARTSYS)
 805                 printk(KERN_ERR "dvb-ttpci: WriteText error %d\n", ret);
 806         return ret;
 807 }
 808
 809 static inline int DrawLine(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, DLine, 6,
 813                              windownr, x, y, dx, dy, color);
 814 }
 815
 816 static inline int DrawBlock(struct av7110 *av7110, u8 windownr,
 817                             u16 x, u16 y, u16 dx, u16 dy, u16 color)
 818 {
 819         return av7110_fw_cmd(av7110, COMTYPE_OSD, DBox, 6,
 820                              windownr, x, y, dx, dy, color);
 821 }
 822
 823 static inline int HideWindow(struct av7110 *av7110, u8 windownr)
 824 {
 825         return av7110_fw_cmd(av7110, COMTYPE_OSD, WHide, 1, windownr);
 826 }
 827
 828 static inline int MoveWindowRel(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
 829 {
 830         return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveD, 3, windownr, x, y);
 831 }
 832
 833 static inline int MoveWindowAbs(struct av7110 *av7110, u8 windownr, u16 x, u16 y)
 834 {
 835         return av7110_fw_cmd(av7110, COMTYPE_OSD, WMoveA, 3, windownr, x, y);
 836 }
 837
 838 static inline int DestroyOSDWindow(struct av7110 *av7110, u8 windownr)
 839 {
 840         return av7110_fw_cmd(av7110, COMTYPE_OSD, WDestroy, 1, windownr);
 841 }
 842
 843 static inline int CreateOSDWindow(struct av7110 *av7110, u8 windownr,
 844                                   osd_raw_window_t disptype,
 845                                   u16 width, u16 height)
 846 {
 847         return av7110_fw_cmd(av7110, COMTYPE_OSD, WCreate, 4,
 848                              windownr, disptype, width, height);
 849 }
 850
 851
 852 static enum av7110_osd_palette_type bpp2pal[8] = {
 853         Pal1Bit, Pal2Bit, 0, Pal4Bit, 0, 0, 0, Pal8Bit
 854 };
 855 static osd_raw_window_t bpp2bit[8] = {
 856         OSD_BITMAP1, OSD_BITMAP2, 0, OSD_BITMAP4, 0, 0, 0, OSD_BITMAP8
 857 };
 858
 859 static inline int WaitUntilBmpLoaded(struct av7110 *av7110)
 860 {
 861         int ret = wait_event_timeout(av7110->bmpq,
 862                                 av7110->bmp_state != BMP_LOADING, 10*HZ);
 863         if (ret == 0) {
 864                 printk("dvb-ttpci: warning: timeout waiting in LoadBitmap: %d, %d\n",
 865                        ret, av7110->bmp_state);
 866                 av7110->bmp_state = BMP_NONE;
 867                 return -ETIMEDOUT;
 868         }
 869         return 0;
 870 }
 871
 872 static inline int LoadBitmap(struct av7110 *av7110,
 873                              u16 dx, u16 dy, int inc, u8 __user * data)
 874 {
 875         u16 format;
 876         int bpp;
 877         int i;
 878         int d, delta;
 879         u8 c;
 880         int ret;
 881
 882         dprintk(4, "%p\n", av7110);
 883
 884         format = bpp2bit[av7110->osdbpp[av7110->osdwin]];
 885
 886         av7110->bmp_state = BMP_LOADING;
 887         if      (format == OSD_BITMAP8) {
 888                 bpp=8; delta = 1;
 889         } else if (format == OSD_BITMAP4) {
 890                 bpp=4; delta = 2;
 891         } else if (format == OSD_BITMAP2) {
 892                 bpp=2; delta = 4;
 893         } else if (format == OSD_BITMAP1) {
 894                 bpp=1; delta = 8;
 895         } else {
 896                 av7110->bmp_state = BMP_NONE;
 897                 return -EINVAL;
 898         }
 899         av7110->bmplen = ((dx * dy * bpp + 7) & ~7) / 8;
 900         av7110->bmpp = 0;
 901         if (av7110->bmplen > 32768) {
 902                 av7110->bmp_state = BMP_NONE;
 903                 return -EINVAL;
 904         }
 905         for (i = 0; i < dy; i++) {
 906                 if (copy_from_user(av7110->bmpbuf + 1024 + i * dx, data + i * inc, dx)) {
 907                         av7110->bmp_state = BMP_NONE;
 908                         return -EINVAL;
 909                 }
 910         }
 911         if (format != OSD_BITMAP8) {
 912                 for (i = 0; i < dx * dy / delta; i++) {
 913                         c = ((u8 *)av7110->bmpbuf)[1024 + i * delta + delta - 1];
 914                         for (d = delta - 2; d >= 0; d--) {
 915                                 c |= (((u8 *)av7110->bmpbuf)[1024 + i * delta + d]
 916                                       << ((delta - d - 1) * bpp));
 917                                 ((u8 *)av7110->bmpbuf)[1024 + i] = c;
 918                         }
 919                 }
 920         }
 921         av7110->bmplen += 1024;
 922         dprintk(4, "av7110_fw_cmd: LoadBmp size %d\n", av7110->bmplen);
 923         ret = av7110_fw_cmd(av7110, COMTYPE_OSD, LoadBmp, 3, format, dx, dy);
 924         if (!ret)
 925                 ret = WaitUntilBmpLoaded(av7110);
 926         return ret;
 927 }
 928
 929 static int BlitBitmap(struct av7110 *av7110, u16 x, u16 y)
 930 {
 931         dprintk(4, "%p\n", av7110);
 932
 933         return av7110_fw_cmd(av7110, COMTYPE_OSD, BlitBmp, 4, av7110->osdwin, x, y, 0);
 934 }
 935
 936 static inline int ReleaseBitmap(struct av7110 *av7110)
 937 {
 938         dprintk(4, "%p\n", av7110);
 939
 940         if (av7110->bmp_state != BMP_LOADED && FW_VERSION(av7110->arm_app) < 0x261e)
 941                 return -1;
 942         if (av7110->bmp_state == BMP_LOADING)
 943                 dprintk(1,"ReleaseBitmap called while BMP_LOADING\n");
 944         av7110->bmp_state = BMP_NONE;
 945         return av7110_fw_cmd(av7110, COMTYPE_OSD, ReleaseBmp, 0);
 946 }
 947
 948 static u32 RGB2YUV(u16 R, u16 G, u16 B)
 949 {
 950         u16 y, u, v;
 951         u16 Y, Cr, Cb;
 952
 953         y = R * 77 + G * 150 + B * 29;  /* Luma=0.299R+0.587G+0.114B 0..65535 */
 954         u = 2048 + B * 8 -(y >> 5);     /* Cr 0..4095 */
 955         v = 2048 + R * 8 -(y >> 5);     /* Cb 0..4095 */
 956
 957         Y = y / 256;
 958         Cb = u / 16;
 959         Cr = v / 16;
 960
 961         return Cr | (Cb << 16) | (Y << 8);
 962 }
 963
 964 static int OSDSetColor(struct av7110 *av7110, u8 color, u8 r, u8 g, u8 b, u8 blend)
 965 {
 966         int ret;
 967
 968         u16 ch, cl;
 969         u32 yuv;
 970
 971         yuv = blend ? RGB2YUV(r,g,b) : 0;
 972         cl = (yuv & 0xffff);
 973         ch = ((yuv >> 16) & 0xffff);
 974         ret = SetColor_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
 975                         color, ch, cl);
 976         if (!ret)
 977                 ret = SetBlend_(av7110, av7110->osdwin, bpp2pal[av7110->osdbpp[av7110->osdwin]],
 978                                 color, ((blend >> 4) & 0x0f));
 979         return ret;
 980 }
 981
 982 static int OSDSetPalette(struct av7110 *av7110, u32 __user * colors, u8 first, u8 last)
 983 {
 984         int i;
 985         int length = last - first + 1;
 986
 987         if (length * 4 > DATA_BUFF3_SIZE)
 988                 return -EINVAL;
 989
 990         for (i = 0; i < length; i++) {
 991                 u32 color, blend, yuv;
 992
 993                 if (get_user(color, colors + i))
 994                         return -EFAULT;
 995                 blend = (color & 0xF0000000) >> 4;
 996                 yuv = blend ? RGB2YUV(color & 0xFF, (color >> 8) & 0xFF,
 997                                      (color >> 16) & 0xFF) | blend : 0;
 998                 yuv = ((yuv & 0xFFFF0000) >> 16) | ((yuv & 0x0000FFFF) << 16);
 999                 wdebi(av7110, DEBINOSWAP, DATA_BUFF3_BASE + i * 4, yuv, 4);
1000         }
1001         return av7110_fw_cmd(av7110, COMTYPE_OSD, Set_Palette, 4,
1002                             av7110->osdwin,
1003                             bpp2pal[av7110->osdbpp[av7110->osdwin]],
1004                             first, last);
1005 }
1006
1007 static int OSDSetBlock(struct av7110 *av7110, int x0, int y0,
1008                        int x1, int y1, int inc, u8 __user * data)
1009 {
1010         uint w, h, bpp, bpl, size, lpb, bnum, brest;
1011         int i;
1012         int rc,release_rc;
1013
1014         w = x1 - x0 + 1;
1015         h = y1 - y0 + 1;
1016         if (inc <= 0)
1017                 inc = w;
1018         if (w <= 0 || w > 720 || h <= 0 || h > 576)
1019                 return -EINVAL;
1020         bpp = av7110->osdbpp[av7110->osdwin] + 1;
1021         bpl = ((w * bpp + 7) & ~7) / 8;
1022         size = h * bpl;
1023         lpb = (32 * 1024) / bpl;
1024         bnum = size / (lpb * bpl);
1025         brest = size - bnum * lpb * bpl;
1026
1027         if (av7110->bmp_state == BMP_LOADING) {
1028                 /* possible if syscall is repeated by -ERESTARTSYS and if firmware cannot abort */
1029                 BUG_ON (FW_VERSION(av7110->arm_app) >= 0x261e);
1030                 rc = WaitUntilBmpLoaded(av7110);
1031                 if (rc)
1032                         return rc;
1033                 /* just continue. This should work for all fw versions
1034                  * if bnum==1 && !brest && LoadBitmap was successful
1035                  */
1036         }
1037
1038         rc = 0;
1039         for (i = 0; i < bnum; i++) {
1040                 rc = LoadBitmap(av7110, w, lpb, inc, data);
1041                 if (rc)
1042                         break;
1043                 rc = BlitBitmap(av7110, x0, y0 + i * lpb);
1044                 if (rc)
1045                         break;
1046                 data += lpb * inc;
1047         }
1048         if (!rc && brest) {
1049                 rc = LoadBitmap(av7110, w, brest / bpl, inc, data);
1050                 if (!rc)
1051                         rc = BlitBitmap(av7110, x0, y0 + bnum * lpb);
1052         }
1053         release_rc = ReleaseBitmap(av7110);
1054         if (!rc)
1055                 rc = release_rc;
1056         if (rc)
1057                 dprintk(1,"returns %d\n",rc);
1058         return rc;
1059 }
1060
1061 int av7110_osd_cmd(struct av7110 *av7110, osd_cmd_t *dc)
1062 {
1063         int ret;
1064
1065         if (mutex_lock_interruptible(&av7110->osd_mutex))
1066                 return -ERESTARTSYS;
1067
1068         switch (dc->cmd) {
1069         case OSD_Close:
1070                 ret = DestroyOSDWindow(av7110, av7110->osdwin);
1071                 break;
1072         case OSD_Open:
1073                 av7110->osdbpp[av7110->osdwin] = (dc->color - 1) & 7;
1074                 ret = CreateOSDWindow(av7110, av7110->osdwin,
1075                                 bpp2bit[av7110->osdbpp[av7110->osdwin]],
1076                                 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1077                 if (ret)
1078                         break;
1079                 if (!dc->data) {
1080                         ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1081                         if (ret)
1082                                 break;
1083                         ret = SetColorBlend(av7110, av7110->osdwin);
1084                 }
1085                 break;
1086         case OSD_Show:
1087                 ret = MoveWindowRel(av7110, av7110->osdwin, 0, 0);
1088                 break;
1089         case OSD_Hide:
1090                 ret = HideWindow(av7110, av7110->osdwin);
1091                 break;
1092         case OSD_Clear:
1093                 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, 0);
1094                 break;
1095         case OSD_Fill:
1096                 ret = DrawBlock(av7110, av7110->osdwin, 0, 0, 720, 576, dc->color);
1097                 break;
1098         case OSD_SetColor:
1099                 ret = OSDSetColor(av7110, dc->color, dc->x0, dc->y0, dc->x1, dc->y1);
1100                 break;
1101         case OSD_SetPalette:
1102                 if (FW_VERSION(av7110->arm_app) >= 0x2618)
1103                         ret = OSDSetPalette(av7110, dc->data, dc->color, dc->x0);
1104                 else {
1105                         int i, len = dc->x0-dc->color+1;
1106                         u8 __user *colors = (u8 __user *)dc->data;
1107                         u8 r, g = 0, b = 0, blend = 0;
1108                         ret = 0;
1109                         for (i = 0; i<len; i++) {
1110                                 if (get_user(r, colors + i * 4) ||
1111                                     get_user(g, colors + i * 4 + 1) ||
1112                                     get_user(b, colors + i * 4 + 2) ||
1113                                     get_user(blend, colors + i * 4 + 3)) {
1114                                         ret = -EFAULT;
1115                                         break;
1116                                     }
1117                                 ret = OSDSetColor(av7110, dc->color + i, r, g, b, blend);
1118                                 if (ret)
1119                                         break;
1120                         }
1121                 }
1122                 break;
1123         case OSD_SetPixel:
1124                 ret = DrawLine(av7110, av7110->osdwin,
1125                          dc->x0, dc->y0, 0, 0, dc->color);
1126                 break;
1127         case OSD_SetRow:
1128                 dc->y1 = dc->y0;
1129                 /* fall through */
1130         case OSD_SetBlock:
1131                 ret = OSDSetBlock(av7110, dc->x0, dc->y0, dc->x1, dc->y1, dc->color, dc->data);
1132                 break;
1133         case OSD_FillRow:
1134                 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1135                           dc->x1-dc->x0+1, dc->y1, dc->color);
1136                 break;
1137         case OSD_FillBlock:
1138                 ret = DrawBlock(av7110, av7110->osdwin, dc->x0, dc->y0,
1139                           dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1, dc->color);
1140                 break;
1141         case OSD_Line:
1142                 ret = DrawLine(av7110, av7110->osdwin,
1143                          dc->x0, dc->y0, dc->x1 - dc->x0, dc->y1 - dc->y0, dc->color);
1144                 break;
1145         case OSD_Text:
1146         {
1147                 char textbuf[240];
1148
1149                 if (strncpy_from_user(textbuf, dc->data, 240) < 0) {
1150                         ret = -EFAULT;
1151                         break;
1152                 }
1153                 textbuf[239] = 0;
1154                 if (dc->x1 > 3)
1155                         dc->x1 = 3;
1156                 ret = SetFont(av7110, av7110->osdwin, dc->x1,
1157                         (u16) (dc->color & 0xffff), (u16) (dc->color >> 16));
1158                 if (!ret)
1159                         ret = FlushText(av7110);
1160                 if (!ret)
1161                         ret = WriteText(av7110, av7110->osdwin, dc->x0, dc->y0, textbuf);
1162                 break;
1163         }
1164         case OSD_SetWindow:
1165                 if (dc->x0 < 1 || dc->x0 > 7)
1166                         ret = -EINVAL;
1167                 else {
1168                         av7110->osdwin = dc->x0;
1169                         ret = 0;
1170                 }
1171                 break;
1172         case OSD_MoveWindow:
1173                 ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1174                 if (!ret)
1175                         ret = SetColorBlend(av7110, av7110->osdwin);
1176                 break;
1177         case OSD_OpenRaw:
1178                 if (dc->color < OSD_BITMAP1 || dc->color > OSD_CURSOR) {
1179                         ret = -EINVAL;
1180                         break;
1181                 }
1182                 if (dc->color >= OSD_BITMAP1 && dc->color <= OSD_BITMAP8HR)
1183                         av7110->osdbpp[av7110->osdwin] = (1 << (dc->color & 3)) - 1;
1184                 else
1185                         av7110->osdbpp[av7110->osdwin] = 0;
1186                 ret = CreateOSDWindow(av7110, av7110->osdwin, (osd_raw_window_t)dc->color,
1187                                 dc->x1 - dc->x0 + 1, dc->y1 - dc->y0 + 1);
1188                 if (ret)
1189                         break;
1190                 if (!dc->data) {
1191                         ret = MoveWindowAbs(av7110, av7110->osdwin, dc->x0, dc->y0);
1192                         if (!ret)
1193                                 ret = SetColorBlend(av7110, av7110->osdwin);
1194                 }
1195                 break;
1196         default:
1197                 ret = -EINVAL;
1198                 break;
1199         }
1200
1201         mutex_unlock(&av7110->osd_mutex);
1202         if (ret==-ERESTARTSYS)
1203                 dprintk(1, "av7110_osd_cmd(%d) returns with -ERESTARTSYS\n",dc->cmd);
1204         else if (ret)
1205                 dprintk(1, "av7110_osd_cmd(%d) returns with %d\n",dc->cmd,ret);
1206
1207         return ret;
1208 }
1209
1210 int av7110_osd_capability(struct av7110 *av7110, osd_cap_t *cap)
1211 {
1212         switch (cap->cmd) {
1213         case OSD_CAP_MEMSIZE:
1214                 if (FW_4M_SDRAM(av7110->arm_app))
1215                         cap->val = 1000000;
1216                 else
1217                         cap->val = 92000;
1218                 return 0;
1219         default:
1220                 return -EINVAL;
1221         }
1222 }
1223 #endif /* CONFIG_DVB_AV7110_OSD */