drivers/staging/media/solo6x10/solo6x10-core.c

   1 /*
   2  * Copyright (C) 2010-2013 Bluecherry, LLC <http://www.bluecherrydvr.com>
   3  *
   4  * Original author:
   5  * Ben Collins <bcollins@ubuntu.com>
   6  *
   7  * Additional work by:
   8  * John Brooks <john.brooks@bluecherry.net>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (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  */
  24
  25 #include <linux/kernel.h>
  26 #include <linux/module.h>
  27 #include <linux/pci.h>
  28 #include <linux/interrupt.h>
  29 #include <linux/videodev2.h>
  30 #include <linux/delay.h>
  31 #include <linux/sysfs.h>
  32 #include <linux/ktime.h>
  33 #include <linux/slab.h>
  34
  35 #include "solo6x10.h"
  36 #include "solo6x10-tw28.h"
  37
  38 MODULE_DESCRIPTION("Softlogic 6x10 MPEG4/H.264/G.723 CODEC V4L2/ALSA Driver");
  39 MODULE_AUTHOR("Bluecherry <maintainers@bluecherrydvr.com>");
  40 MODULE_VERSION(SOLO6X10_VERSION);
  41 MODULE_LICENSE("GPL");
  42
  43 unsigned video_nr = -1;
  44 module_param(video_nr, uint, 0644);
  45 MODULE_PARM_DESC(video_nr, "videoX start number, -1 is autodetect (default)");
  46
  47 static int full_eeprom; /* default is only top 64B */
  48 module_param(full_eeprom, uint, 0644);
  49 MODULE_PARM_DESC(full_eeprom, "Allow access to full 128B EEPROM (dangerous)");
  50
  51
  52 static void solo_set_time(struct solo_dev *solo_dev)
  53 {
  54         struct timespec ts;
  55
  56         ktime_get_ts(&ts);
  57
  58         solo_reg_write(solo_dev, SOLO_TIMER_SEC, ts.tv_sec);
  59         solo_reg_write(solo_dev, SOLO_TIMER_USEC, ts.tv_nsec / NSEC_PER_USEC);
  60 }
  61
  62 static void solo_timer_sync(struct solo_dev *solo_dev)
  63 {
  64         u32 sec, usec;
  65         struct timespec ts;
  66         long diff;
  67
  68         if (solo_dev->type != SOLO_DEV_6110)
  69                 return;
  70
  71         if (++solo_dev->time_sync < 60)
  72                 return;
  73
  74         solo_dev->time_sync = 0;
  75
  76         sec = solo_reg_read(solo_dev, SOLO_TIMER_SEC);
  77         usec = solo_reg_read(solo_dev, SOLO_TIMER_USEC);
  78
  79         ktime_get_ts(&ts);
  80
  81         diff = (long)ts.tv_sec - (long)sec;
  82         diff = (diff * 1000000)
  83                 + ((long)(ts.tv_nsec / NSEC_PER_USEC) - (long)usec);
  84
  85         if (diff > 1000 || diff < -1000) {
  86                 solo_set_time(solo_dev);
  87         } else if (diff) {
  88                 long usec_lsb = solo_dev->usec_lsb;
  89
  90                 usec_lsb -= diff / 4;
  91                 if (usec_lsb < 0)
  92                         usec_lsb = 0;
  93                 else if (usec_lsb > 255)
  94                         usec_lsb = 255;
  95
  96                 solo_dev->usec_lsb = usec_lsb;
  97                 solo_reg_write(solo_dev, SOLO_TIMER_USEC_LSB,
  98                                solo_dev->usec_lsb);
  99         }
 100 }
 101
 102 static irqreturn_t solo_isr(int irq, void *data)
 103 {
 104         struct solo_dev *solo_dev = data;
 105         u32 status;
 106         int i;
 107
 108         status = solo_reg_read(solo_dev, SOLO_IRQ_STAT);
 109         if (!status)
 110                 return IRQ_NONE;
 111
 112         if (status & ~solo_dev->irq_mask) {
 113                 solo_reg_write(solo_dev, SOLO_IRQ_STAT,
 114                                status & ~solo_dev->irq_mask);
 115                 status &= solo_dev->irq_mask;
 116         }
 117
 118         if (status & SOLO_IRQ_PCI_ERR)
 119                 solo_p2m_error_isr(solo_dev);
 120
 121         for (i = 0; i < SOLO_NR_P2M; i++)
 122                 if (status & SOLO_IRQ_P2M(i))
 123                         solo_p2m_isr(solo_dev, i);
 124
 125         if (status & SOLO_IRQ_IIC)
 126                 solo_i2c_isr(solo_dev);
 127
 128         if (status & SOLO_IRQ_VIDEO_IN) {
 129                 solo_video_in_isr(solo_dev);
 130                 solo_timer_sync(solo_dev);
 131         }
 132
 133         if (status & SOLO_IRQ_ENCODER)
 134                 solo_enc_v4l2_isr(solo_dev);
 135
 136         if (status & SOLO_IRQ_G723)
 137                 solo_g723_isr(solo_dev);
 138
 139         /* Clear all interrupts handled */
 140         solo_reg_write(solo_dev, SOLO_IRQ_STAT, status);
 141
 142         return IRQ_HANDLED;
 143 }
 144
 145 static void free_solo_dev(struct solo_dev *solo_dev)
 146 {
 147         struct pci_dev *pdev;
 148
 149         if (!solo_dev)
 150                 return;
 151
 152         if (solo_dev->dev.parent)
 153                 device_unregister(&solo_dev->dev);
 154
 155         pdev = solo_dev->pdev;
 156
 157         /* If we never initialized the PCI device, then nothing else
 158          * below here needs cleanup */
 159         if (!pdev) {
 160                 kfree(solo_dev);
 161                 return;
 162         }
 163
 164         if (solo_dev->reg_base) {
 165                 /* Bring down the sub-devices first */
 166                 solo_g723_exit(solo_dev);
 167                 solo_enc_v4l2_exit(solo_dev);
 168                 solo_enc_exit(solo_dev);
 169                 solo_v4l2_exit(solo_dev);
 170                 solo_disp_exit(solo_dev);
 171                 solo_gpio_exit(solo_dev);
 172                 solo_p2m_exit(solo_dev);
 173                 solo_i2c_exit(solo_dev);
 174
 175                 /* Now cleanup the PCI device */
 176                 solo_irq_off(solo_dev, ~0);
 177                 pci_iounmap(pdev, solo_dev->reg_base);
 178                 if (pdev->irq)
 179                         free_irq(pdev->irq, solo_dev);
 180         }
 181
 182         pci_release_regions(pdev);
 183         pci_disable_device(pdev);
 184         v4l2_device_unregister(&solo_dev->v4l2_dev);
 185         pci_set_drvdata(pdev, NULL);
 186
 187         kfree(solo_dev);
 188 }
 189
 190 static ssize_t eeprom_store(struct device *dev, struct device_attribute *attr,
 191                             const char *buf, size_t count)
 192 {
 193         struct solo_dev *solo_dev =
 194                 container_of(dev, struct solo_dev, dev);
 195         unsigned short *p = (unsigned short *)buf;
 196         int i;
 197
 198         if (count & 0x1)
 199                 dev_warn(dev, "EEPROM Write not aligned (truncating)\n");
 200
 201         if (!full_eeprom && count > 64) {
 202                 dev_warn(dev, "EEPROM Write truncated to 64 bytes\n");
 203                 count = 64;
 204         } else if (full_eeprom && count > 128) {
 205                 dev_warn(dev, "EEPROM Write truncated to 128 bytes\n");
 206                 count = 128;
 207         }
 208
 209         solo_eeprom_ewen(solo_dev, 1);
 210
 211         for (i = full_eeprom ? 0 : 32; i < min((int)(full_eeprom ? 64 : 32),
 212                                                (int)(count / 2)); i++)
 213                 solo_eeprom_write(solo_dev, i, cpu_to_be16(p[i]));
 214
 215         solo_eeprom_ewen(solo_dev, 0);
 216
 217         return count;
 218 }
 219
 220 static ssize_t eeprom_show(struct device *dev, struct device_attribute *attr,
 221                            char *buf)
 222 {
 223         struct solo_dev *solo_dev =
 224                 container_of(dev, struct solo_dev, dev);
 225         unsigned short *p = (unsigned short *)buf;
 226         int count = (full_eeprom ? 128 : 64);
 227         int i;
 228
 229         for (i = (full_eeprom ? 0 : 32); i < (count / 2); i++)
 230                 p[i] = be16_to_cpu(solo_eeprom_read(solo_dev, i));
 231
 232         return count;
 233 }
 234
 235 static ssize_t p2m_timeouts_show(struct device *dev,
 236                                  struct device_attribute *attr,
 237                                  char *buf)
 238 {
 239         struct solo_dev *solo_dev =
 240                 container_of(dev, struct solo_dev, dev);
 241
 242         return sprintf(buf, "%d\n", solo_dev->p2m_timeouts);
 243 }
 244
 245 static ssize_t sdram_size_show(struct device *dev,
 246                                struct device_attribute *attr,
 247                                char *buf)
 248 {
 249         struct solo_dev *solo_dev =
 250                 container_of(dev, struct solo_dev, dev);
 251
 252         return sprintf(buf, "%dMegs\n", solo_dev->sdram_size >> 20);
 253 }
 254
 255 static ssize_t tw28xx_show(struct device *dev,
 256                            struct device_attribute *attr,
 257                            char *buf)
 258 {
 259         struct solo_dev *solo_dev =
 260                 container_of(dev, struct solo_dev, dev);
 261
 262         return sprintf(buf, "tw2815[%d] tw2864[%d] tw2865[%d]\n",
 263                        hweight32(solo_dev->tw2815),
 264                        hweight32(solo_dev->tw2864),
 265                        hweight32(solo_dev->tw2865));
 266 }
 267
 268 static ssize_t input_map_show(struct device *dev,
 269                               struct device_attribute *attr,
 270                               char *buf)
 271 {
 272         struct solo_dev *solo_dev =
 273                 container_of(dev, struct solo_dev, dev);
 274         unsigned int val;
 275         char *out = buf;
 276
 277         val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_0);
 278         out += sprintf(out, "Channel 0   => Input %d\n", val & 0x1f);
 279         out += sprintf(out, "Channel 1   => Input %d\n", (val >> 5) & 0x1f);
 280         out += sprintf(out, "Channel 2   => Input %d\n", (val >> 10) & 0x1f);
 281         out += sprintf(out, "Channel 3   => Input %d\n", (val >> 15) & 0x1f);
 282         out += sprintf(out, "Channel 4   => Input %d\n", (val >> 20) & 0x1f);
 283         out += sprintf(out, "Channel 5   => Input %d\n", (val >> 25) & 0x1f);
 284
 285         val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_1);
 286         out += sprintf(out, "Channel 6   => Input %d\n", val & 0x1f);
 287         out += sprintf(out, "Channel 7   => Input %d\n", (val >> 5) & 0x1f);
 288         out += sprintf(out, "Channel 8   => Input %d\n", (val >> 10) & 0x1f);
 289         out += sprintf(out, "Channel 9   => Input %d\n", (val >> 15) & 0x1f);
 290         out += sprintf(out, "Channel 10  => Input %d\n", (val >> 20) & 0x1f);
 291         out += sprintf(out, "Channel 11  => Input %d\n", (val >> 25) & 0x1f);
 292
 293         val = solo_reg_read(solo_dev, SOLO_VI_CH_SWITCH_2);
 294         out += sprintf(out, "Channel 12  => Input %d\n", val & 0x1f);
 295         out += sprintf(out, "Channel 13  => Input %d\n", (val >> 5) & 0x1f);
 296         out += sprintf(out, "Channel 14  => Input %d\n", (val >> 10) & 0x1f);
 297         out += sprintf(out, "Channel 15  => Input %d\n", (val >> 15) & 0x1f);
 298         out += sprintf(out, "Spot Output => Input %d\n", (val >> 20) & 0x1f);
 299
 300         return out - buf;
 301 }
 302
 303 static ssize_t p2m_timeout_store(struct device *dev,
 304                                  struct device_attribute *attr,
 305                                  const char *buf, size_t count)
 306 {
 307         struct solo_dev *solo_dev =
 308                 container_of(dev, struct solo_dev, dev);
 309         unsigned long ms;
 310
 311         int ret = kstrtoul(buf, 10, &ms);
 312         if (ret < 0 || ms > 200)
 313                 return -EINVAL;
 314         solo_dev->p2m_jiffies = msecs_to_jiffies(ms);
 315
 316         return count;
 317 }
 318
 319 static ssize_t p2m_timeout_show(struct device *dev,
 320                                 struct device_attribute *attr,
 321                                 char *buf)
 322 {
 323         struct solo_dev *solo_dev =
 324                 container_of(dev, struct solo_dev, dev);
 325
 326         return sprintf(buf, "%ums\n", jiffies_to_msecs(solo_dev->p2m_jiffies));
 327 }
 328
 329 static ssize_t intervals_show(struct device *dev,
 330                               struct device_attribute *attr,
 331                               char *buf)
 332 {
 333         struct solo_dev *solo_dev =
 334                 container_of(dev, struct solo_dev, dev);
 335         char *out = buf;
 336         int fps = solo_dev->fps;
 337         int i;
 338
 339         for (i = 0; i < solo_dev->nr_chans; i++) {
 340                 out += sprintf(out, "Channel %d: %d/%d (0x%08x)\n",
 341                                i, solo_dev->v4l2_enc[i]->interval, fps,
 342                                solo_reg_read(solo_dev, SOLO_CAP_CH_INTV(i)));
 343         }
 344
 345         return out - buf;
 346 }
 347
 348 static ssize_t sdram_offsets_show(struct device *dev,
 349                                   struct device_attribute *attr,
 350                                   char *buf)
 351 {
 352         struct solo_dev *solo_dev =
 353                 container_of(dev, struct solo_dev, dev);
 354         char *out = buf;
 355
 356         out += sprintf(out, "DISP: 0x%08x @ 0x%08x\n",
 357                        SOLO_DISP_EXT_ADDR,
 358                        SOLO_DISP_EXT_SIZE);
 359
 360         out += sprintf(out, "EOSD: 0x%08x @ 0x%08x (0x%08x * %d)\n",
 361                        SOLO_EOSD_EXT_ADDR,
 362                        SOLO_EOSD_EXT_AREA(solo_dev),
 363                        SOLO_EOSD_EXT_SIZE(solo_dev),
 364                        SOLO_EOSD_EXT_AREA(solo_dev) /
 365                        SOLO_EOSD_EXT_SIZE(solo_dev));
 366
 367         out += sprintf(out, "MOTI: 0x%08x @ 0x%08x\n",
 368                        SOLO_MOTION_EXT_ADDR(solo_dev),
 369                        SOLO_MOTION_EXT_SIZE);
 370
 371         out += sprintf(out, "G723: 0x%08x @ 0x%08x\n",
 372                        SOLO_G723_EXT_ADDR(solo_dev),
 373                        SOLO_G723_EXT_SIZE);
 374
 375         out += sprintf(out, "CAPT: 0x%08x @ 0x%08x (0x%08x * %d)\n",
 376                        SOLO_CAP_EXT_ADDR(solo_dev),
 377                        SOLO_CAP_EXT_SIZE(solo_dev),
 378                        SOLO_CAP_PAGE_SIZE,
 379                        SOLO_CAP_EXT_SIZE(solo_dev) / SOLO_CAP_PAGE_SIZE);
 380
 381         out += sprintf(out, "EREF: 0x%08x @ 0x%08x (0x%08x * %d)\n",
 382                        SOLO_EREF_EXT_ADDR(solo_dev),
 383                        SOLO_EREF_EXT_AREA(solo_dev),
 384                        SOLO_EREF_EXT_SIZE,
 385                        SOLO_EREF_EXT_AREA(solo_dev) / SOLO_EREF_EXT_SIZE);
 386
 387         out += sprintf(out, "MPEG: 0x%08x @ 0x%08x\n",
 388                        SOLO_MP4E_EXT_ADDR(solo_dev),
 389                        SOLO_MP4E_EXT_SIZE(solo_dev));
 390
 391         out += sprintf(out, "JPEG: 0x%08x @ 0x%08x\n",
 392                        SOLO_JPEG_EXT_ADDR(solo_dev),
 393                        SOLO_JPEG_EXT_SIZE(solo_dev));
 394
 395         return out - buf;
 396 }
 397
 398 static ssize_t sdram_show(struct file *file, struct kobject *kobj,
 399                           struct bin_attribute *a, char *buf,
 400                           loff_t off, size_t count)
 401 {
 402         struct device *dev = container_of(kobj, struct device, kobj);
 403         struct solo_dev *solo_dev =
 404                 container_of(dev, struct solo_dev, dev);
 405         const int size = solo_dev->sdram_size;
 406
 407         if (off >= size)
 408                 return 0;
 409
 410         if (off + count > size)
 411                 count = size - off;
 412
 413         if (solo_p2m_dma(solo_dev, 0, buf, off, count, 0, 0))
 414                 return -EIO;
 415
 416         return count;
 417 }
 418
 419 static const struct device_attribute solo_dev_attrs[] = {
 420         __ATTR(eeprom, 0640, eeprom_show, eeprom_store),
 421         __ATTR(p2m_timeout, 0644, p2m_timeout_show, p2m_timeout_store),
 422         __ATTR_RO(p2m_timeouts),
 423         __ATTR_RO(sdram_size),
 424         __ATTR_RO(tw28xx),
 425         __ATTR_RO(input_map),
 426         __ATTR_RO(intervals),
 427         __ATTR_RO(sdram_offsets),
 428 };
 429
 430 static void solo_device_release(struct device *dev)
 431 {
 432         /* Do nothing */
 433 }
 434
 435 static int solo_sysfs_init(struct solo_dev *solo_dev)
 436 {
 437         struct bin_attribute *sdram_attr = &solo_dev->sdram_attr;
 438         struct device *dev = &solo_dev->dev;
 439         const char *driver;
 440         int i;
 441
 442         if (solo_dev->type == SOLO_DEV_6110)
 443                 driver = "solo6110";
 444         else
 445                 driver = "solo6010";
 446
 447         dev->release = solo_device_release;
 448         dev->parent = &solo_dev->pdev->dev;
 449         set_dev_node(dev, dev_to_node(&solo_dev->pdev->dev));
 450         dev_set_name(dev, "%s-%d-%d", driver, solo_dev->vfd->num,
 451                      solo_dev->nr_chans);
 452
 453         if (device_register(dev)) {
 454                 dev->parent = NULL;
 455                 return -ENOMEM;
 456         }
 457
 458         for (i = 0; i < ARRAY_SIZE(solo_dev_attrs); i++) {
 459                 if (device_create_file(dev, &solo_dev_attrs[i])) {
 460                         device_unregister(dev);
 461                         return -ENOMEM;
 462                 }
 463         }
 464
 465         sysfs_attr_init(&sdram_attr->attr);
 466         sdram_attr->attr.name = "sdram";
 467         sdram_attr->attr.mode = 0440;
 468         sdram_attr->read = sdram_show;
 469         sdram_attr->size = solo_dev->sdram_size;
 470
 471         if (device_create_bin_file(dev, sdram_attr)) {
 472                 device_unregister(dev);
 473                 return -ENOMEM;
 474         }
 475
 476         return 0;
 477 }
 478
 479 static int solo_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 480 {
 481         struct solo_dev *solo_dev;
 482         int ret;
 483         u8 chip_id;
 484
 485         solo_dev = kzalloc(sizeof(*solo_dev), GFP_KERNEL);
 486         if (solo_dev == NULL)
 487                 return -ENOMEM;
 488
 489         if (id->driver_data == SOLO_DEV_6010)
 490                 dev_info(&pdev->dev, "Probing Softlogic 6010\n");
 491         else
 492                 dev_info(&pdev->dev, "Probing Softlogic 6110\n");
 493
 494         solo_dev->type = id->driver_data;
 495         solo_dev->pdev = pdev;
 496         spin_lock_init(&solo_dev->reg_io_lock);
 497         ret = v4l2_device_register(&pdev->dev, &solo_dev->v4l2_dev);
 498         if (ret)
 499                 goto fail_probe;
 500
 501         /* Only for during init */
 502         solo_dev->p2m_jiffies = msecs_to_jiffies(100);
 503
 504         ret = pci_enable_device(pdev);
 505         if (ret)
 506                 goto fail_probe;
 507
 508         pci_set_master(pdev);
 509
 510         /* RETRY/TRDY Timeout disabled */
 511         pci_write_config_byte(pdev, 0x40, 0x00);
 512         pci_write_config_byte(pdev, 0x41, 0x00);
 513
 514         ret = pci_request_regions(pdev, SOLO6X10_NAME);
 515         if (ret)
 516                 goto fail_probe;
 517
 518         solo_dev->reg_base = pci_ioremap_bar(pdev, 0);
 519         if (solo_dev->reg_base == NULL) {
 520                 ret = -ENOMEM;
 521                 goto fail_probe;
 522         }
 523
 524         chip_id = solo_reg_read(solo_dev, SOLO_CHIP_OPTION) &
 525                                 SOLO_CHIP_ID_MASK;
 526         switch (chip_id) {
 527         case 7:
 528                 solo_dev->nr_chans = 16;
 529                 solo_dev->nr_ext = 5;
 530                 break;
 531         case 6:
 532                 solo_dev->nr_chans = 8;
 533                 solo_dev->nr_ext = 2;
 534                 break;
 535         default:
 536                 dev_warn(&pdev->dev, "Invalid chip_id 0x%02x, assuming 4 ch\n",
 537                          chip_id);
 538         case 5:
 539                 solo_dev->nr_chans = 4;
 540                 solo_dev->nr_ext = 1;
 541         }
 542
 543         /* Disable all interrupts to start */
 544         solo_irq_off(solo_dev, ~0);
 545
 546         /* Initial global settings */
 547         if (solo_dev->type == SOLO_DEV_6010) {
 548                 solo_dev->clock_mhz = 108;
 549                 solo_dev->sys_config = SOLO_SYS_CFG_SDRAM64BIT
 550                         | SOLO_SYS_CFG_INPUTDIV(25)
 551                         | SOLO_SYS_CFG_FEEDBACKDIV(solo_dev->clock_mhz * 2 - 2)
 552                         | SOLO_SYS_CFG_OUTDIV(3);
 553                 solo_reg_write(solo_dev, SOLO_SYS_CFG, solo_dev->sys_config);
 554         } else {
 555                 u32 divq, divf;
 556
 557                 solo_dev->clock_mhz = 135;
 558
 559                 if (solo_dev->clock_mhz < 125) {
 560                         divq = 3;
 561                         divf = (solo_dev->clock_mhz * 4) / 3 - 1;
 562                 } else {
 563                         divq = 2;
 564                         divf = (solo_dev->clock_mhz * 2) / 3 - 1;
 565                 }
 566
 567                 solo_reg_write(solo_dev, SOLO_PLL_CONFIG,
 568                                (1 << 20) | /* PLL_RANGE */
 569                                (8 << 15) | /* PLL_DIVR  */
 570                                (divq << 12) |
 571                                (divf <<  4) |
 572                                (1 <<  1)   /* PLL_FSEN */);
 573
 574                 solo_dev->sys_config = SOLO_SYS_CFG_SDRAM64BIT;
 575         }
 576
 577         solo_reg_write(solo_dev, SOLO_SYS_CFG, solo_dev->sys_config);
 578         solo_reg_write(solo_dev, SOLO_TIMER_CLOCK_NUM,
 579                        solo_dev->clock_mhz - 1);
 580
 581         /* PLL locking time of 1ms */
 582         mdelay(1);
 583
 584         ret = request_irq(pdev->irq, solo_isr, IRQF_SHARED, SOLO6X10_NAME,
 585                           solo_dev);
 586         if (ret)
 587                 goto fail_probe;
 588
 589         /* Handle this from the start */
 590         solo_irq_on(solo_dev, SOLO_IRQ_PCI_ERR);
 591
 592         ret = solo_i2c_init(solo_dev);
 593         if (ret)
 594                 goto fail_probe;
 595
 596         /* Setup the DMA engine */
 597         solo_reg_write(solo_dev, SOLO_DMA_CTRL,
 598                        SOLO_DMA_CTRL_REFRESH_CYCLE(1) |
 599                        SOLO_DMA_CTRL_SDRAM_SIZE(2) |
 600                        SOLO_DMA_CTRL_SDRAM_CLK_INVERT |
 601                        SOLO_DMA_CTRL_READ_CLK_SELECT |
 602                        SOLO_DMA_CTRL_LATENCY(1));
 603
 604         /* Undocumented crap */
 605         solo_reg_write(solo_dev, SOLO_DMA_CTRL1,
 606                        solo_dev->type == SOLO_DEV_6010 ? 0x100 : 0x300);
 607
 608         if (solo_dev->type != SOLO_DEV_6010) {
 609                 solo_dev->usec_lsb = 0x3f;
 610                 solo_set_time(solo_dev);
 611         }
 612
 613         /* Disable watchdog */
 614         solo_reg_write(solo_dev, SOLO_WATCHDOG, 0);
 615
 616         /* Initialize sub components */
 617
 618         ret = solo_p2m_init(solo_dev);
 619         if (ret)
 620                 goto fail_probe;
 621
 622         ret = solo_disp_init(solo_dev);
 623         if (ret)
 624                 goto fail_probe;
 625
 626         ret = solo_gpio_init(solo_dev);
 627         if (ret)
 628                 goto fail_probe;
 629
 630         ret = solo_tw28_init(solo_dev);
 631         if (ret)
 632                 goto fail_probe;
 633
 634         ret = solo_v4l2_init(solo_dev, video_nr);
 635         if (ret)
 636                 goto fail_probe;
 637
 638         ret = solo_enc_init(solo_dev);
 639         if (ret)
 640                 goto fail_probe;
 641
 642         ret = solo_enc_v4l2_init(solo_dev, video_nr);
 643         if (ret)
 644                 goto fail_probe;
 645
 646         ret = solo_g723_init(solo_dev);
 647         if (ret)
 648                 goto fail_probe;
 649
 650         ret = solo_sysfs_init(solo_dev);
 651         if (ret)
 652                 goto fail_probe;
 653
 654         /* Now that init is over, set this lower */
 655         solo_dev->p2m_jiffies = msecs_to_jiffies(20);
 656
 657         return 0;
 658
 659 fail_probe:
 660         free_solo_dev(solo_dev);
 661         return ret;
 662 }
 663
 664 static void solo_pci_remove(struct pci_dev *pdev)
 665 {
 666         struct v4l2_device *v4l2_dev = pci_get_drvdata(pdev);
 667         struct solo_dev *solo_dev = container_of(v4l2_dev, struct solo_dev, v4l2_dev);
 668
 669         free_solo_dev(solo_dev);
 670 }
 671
 672 static DEFINE_PCI_DEVICE_TABLE(solo_id_table) = {
 673         /* 6010 based cards */
 674         { PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC, PCI_DEVICE_ID_SOLO6010),
 675           .driver_data = SOLO_DEV_6010 },
 676         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_4),
 677           .driver_data = SOLO_DEV_6010 },
 678         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_9),
 679           .driver_data = SOLO_DEV_6010 },
 680         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_NEUSOLO_16),
 681           .driver_data = SOLO_DEV_6010 },
 682         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_SOLO_4),
 683           .driver_data = SOLO_DEV_6010 },
 684         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_SOLO_9),
 685           .driver_data = SOLO_DEV_6010 },
 686         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_SOLO_16),
 687           .driver_data = SOLO_DEV_6010 },
 688         /* 6110 based cards */
 689         { PCI_DEVICE(PCI_VENDOR_ID_SOFTLOGIC, PCI_DEVICE_ID_SOLO6110),
 690           .driver_data = SOLO_DEV_6110 },
 691         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_6110_4),
 692           .driver_data = SOLO_DEV_6110 },
 693         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_6110_8),
 694           .driver_data = SOLO_DEV_6110 },
 695         { PCI_DEVICE(PCI_VENDOR_ID_BLUECHERRY, PCI_DEVICE_ID_BC_6110_16),
 696           .driver_data = SOLO_DEV_6110 },
 697         {0,}
 698 };
 699
 700 MODULE_DEVICE_TABLE(pci, solo_id_table);
 701
 702 static struct pci_driver solo_pci_driver = {
 703         .name = SOLO6X10_NAME,
 704         .id_table = solo_id_table,
 705         .probe = solo_pci_probe,
 706         .remove = solo_pci_remove,
 707 };
 708
 709 module_pci_driver(solo_pci_driver);