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   1 /*
   2  * dm1105.c - driver for DVB cards based on SDMC DM1105 PCI chip
   3  *
   4  * Copyright (C) 2008 Igor M. Liplianin <liplianin@me.by>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  *
  20  */
  21
  22 #include <linux/version.h>
  23 #include <linux/i2c.h>
  24 #include <linux/init.h>
  25 #include <linux/kernel.h>
  26 #include <linux/module.h>
  27 #include <linux/proc_fs.h>
  28 #include <linux/pci.h>
  29 #include <linux/dma-mapping.h>
  30 #include <linux/input.h>
  31 #include <media/ir-common.h>
  32
  33 #include "demux.h"
  34 #include "dmxdev.h"
  35 #include "dvb_demux.h"
  36 #include "dvb_frontend.h"
  37 #include "dvb_net.h"
  38 #include "dvbdev.h"
  39 #include "dvb-pll.h"
  40
  41 #include "stv0299.h"
  42 #include "stv0288.h"
  43 #include "stb6000.h"
  44 #include "si21xx.h"
  45 #include "cx24116.h"
  46 #include "z0194a.h"
  47
  48 /* ----------------------------------------------- */
  49 /*
  50  * PCI ID's
  51  */
  52 #ifndef PCI_VENDOR_ID_TRIGEM
  53 #define PCI_VENDOR_ID_TRIGEM    0x109f
  54 #endif
  55 #ifndef PCI_DEVICE_ID_DM1105
  56 #define PCI_DEVICE_ID_DM1105    0x036f
  57 #endif
  58 #ifndef PCI_DEVICE_ID_DW2002
  59 #define PCI_DEVICE_ID_DW2002    0x2002
  60 #endif
  61 #ifndef PCI_DEVICE_ID_DW2004
  62 #define PCI_DEVICE_ID_DW2004    0x2004
  63 #endif
  64 /* ----------------------------------------------- */
  65 /* sdmc dm1105 registers */
  66
  67 /* TS Control */
  68 #define DM1105_TSCTR                            0x00
  69 #define DM1105_DTALENTH                         0x04
  70
  71 /* GPIO Interface */
  72 #define DM1105_GPIOVAL                          0x08
  73 #define DM1105_GPIOCTR                          0x0c
  74
  75 /* PID serial number */
  76 #define DM1105_PIDN                             0x10
  77
  78 /* Odd-even secret key select */
  79 #define DM1105_CWSEL                            0x14
  80
  81 /* Host Command Interface */
  82 #define DM1105_HOST_CTR                         0x18
  83 #define DM1105_HOST_AD                          0x1c
  84
  85 /* PCI Interface */
  86 #define DM1105_CR                               0x30
  87 #define DM1105_RST                              0x34
  88 #define DM1105_STADR                            0x38
  89 #define DM1105_RLEN                             0x3c
  90 #define DM1105_WRP                              0x40
  91 #define DM1105_INTCNT                           0x44
  92 #define DM1105_INTMAK                           0x48
  93 #define DM1105_INTSTS                           0x4c
  94
  95 /* CW Value */
  96 #define DM1105_ODD                              0x50
  97 #define DM1105_EVEN                             0x58
  98
  99 /* PID Value */
 100 #define DM1105_PID                              0x60
 101
 102 /* IR Control */
 103 #define DM1105_IRCTR                            0x64
 104 #define DM1105_IRMODE                           0x68
 105 #define DM1105_SYSTEMCODE                       0x6c
 106 #define DM1105_IRCODE                           0x70
 107
 108 /* Unknown Values */
 109 #define DM1105_ENCRYPT                          0x74
 110 #define DM1105_VER                              0x7c
 111
 112 /* I2C Interface */
 113 #define DM1105_I2CCTR                           0x80
 114 #define DM1105_I2CSTS                           0x81
 115 #define DM1105_I2CDAT                           0x82
 116 #define DM1105_I2C_RA                           0x83
 117 /* ----------------------------------------------- */
 118 /* Interrupt Mask Bits */
 119
 120 #define INTMAK_TSIRQM                           0x01
 121 #define INTMAK_HIRQM                            0x04
 122 #define INTMAK_IRM                              0x08
 123 #define INTMAK_ALLMASK                          (INTMAK_TSIRQM | \
 124                                                 INTMAK_HIRQM | \
 125                                                 INTMAK_IRM)
 126 #define INTMAK_NONEMASK                         0x00
 127
 128 /* Interrupt Status Bits */
 129 #define INTSTS_TSIRQ                            0x01
 130 #define INTSTS_HIRQ                             0x04
 131 #define INTSTS_IR                               0x08
 132
 133 /* IR Control Bits */
 134 #define DM1105_IR_EN                            0x01
 135 #define DM1105_SYS_CHK                          0x02
 136 #define DM1105_REP_FLG                          0x08
 137
 138 /* EEPROM addr */
 139 #define IIC_24C01_addr                          0xa0
 140 /* Max board count */
 141 #define DM1105_MAX                              0x04
 142
 143 #define DRIVER_NAME                             "dm1105"
 144
 145 #define DM1105_DMA_PACKETS                      47
 146 #define DM1105_DMA_PACKET_LENGTH                (128*4)
 147 #define DM1105_DMA_BYTES                        (128 * 4 * DM1105_DMA_PACKETS)
 148
 149 /* GPIO's for LNB power control */
 150 #define DM1105_LNB_MASK                         0x00000000
 151 #define DM1105_LNB_13V                          0x00010100
 152 #define DM1105_LNB_18V                          0x00000100
 153
 154 static int ir_debug;
 155 module_param(ir_debug, int, 0644);
 156 MODULE_PARM_DESC(ir_debug, "enable debugging information for IR decoding");
 157
 158 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 159
 160 static u16 ir_codes_dm1105_nec[128] = {
 161         [0x0a] = KEY_Q,         /*power*/
 162         [0x0c] = KEY_M,         /*mute*/
 163         [0x11] = KEY_1,
 164         [0x12] = KEY_2,
 165         [0x13] = KEY_3,
 166         [0x14] = KEY_4,
 167         [0x15] = KEY_5,
 168         [0x16] = KEY_6,
 169         [0x17] = KEY_7,
 170         [0x18] = KEY_8,
 171         [0x19] = KEY_9,
 172         [0x10] = KEY_0,
 173         [0x1c] = KEY_PAGEUP,    /*ch+*/
 174         [0x0f] = KEY_PAGEDOWN,  /*ch-*/
 175         [0x1a] = KEY_O,         /*vol+*/
 176         [0x0e] = KEY_Z,         /*vol-*/
 177         [0x04] = KEY_R,         /*rec*/
 178         [0x09] = KEY_D,         /*fav*/
 179         [0x08] = KEY_BACKSPACE, /*rewind*/
 180         [0x07] = KEY_A,         /*fast*/
 181         [0x0b] = KEY_P,         /*pause*/
 182         [0x02] = KEY_ESC,       /*cancel*/
 183         [0x03] = KEY_G,         /*tab*/
 184         [0x00] = KEY_UP,        /*up*/
 185         [0x1f] = KEY_ENTER,     /*ok*/
 186         [0x01] = KEY_DOWN,      /*down*/
 187         [0x05] = KEY_C,         /*cap*/
 188         [0x06] = KEY_S,         /*stop*/
 189         [0x40] = KEY_F,         /*full*/
 190         [0x1e] = KEY_W,         /*tvmode*/
 191         [0x1b] = KEY_B,         /*recall*/
 192 };
 193
 194 /* infrared remote control */
 195 struct infrared {
 196         u16     key_map[128];
 197         struct input_dev        *input_dev;
 198         char                    input_phys[32];
 199         struct tasklet_struct   ir_tasklet;
 200         u32                     ir_command;
 201 };
 202
 203 struct dm1105dvb {
 204         /* pci */
 205         struct pci_dev *pdev;
 206         u8 __iomem *io_mem;
 207
 208         /* ir */
 209         struct infrared ir;
 210
 211         /* dvb */
 212         struct dmx_frontend hw_frontend;
 213         struct dmx_frontend mem_frontend;
 214         struct dmxdev dmxdev;
 215         struct dvb_adapter dvb_adapter;
 216         struct dvb_demux demux;
 217         struct dvb_frontend *fe;
 218         struct dvb_net dvbnet;
 219         unsigned int full_ts_users;
 220
 221         /* i2c */
 222         struct i2c_adapter i2c_adap;
 223
 224         /* dma */
 225         dma_addr_t dma_addr;
 226         unsigned char *ts_buf;
 227         u32 wrp;
 228         u32 buffer_size;
 229         unsigned int    PacketErrorCount;
 230         unsigned int dmarst;
 231         spinlock_t lock;
 232
 233 };
 234
 235 #define dm_io_mem(reg)  ((unsigned long)(&dm1105dvb->io_mem[reg]))
 236
 237 static struct dm1105dvb *dm1105dvb_local;
 238
 239 static int dm1105_i2c_xfer(struct i2c_adapter *i2c_adap,
 240                             struct i2c_msg *msgs, int num)
 241 {
 242         struct dm1105dvb *dm1105dvb ;
 243
 244         int addr, rc, i, j, k, len, byte, data;
 245         u8 status;
 246
 247         dm1105dvb = i2c_adap->algo_data;
 248         for (i = 0; i < num; i++) {
 249                 outb(0x00, dm_io_mem(DM1105_I2CCTR));
 250                 if (msgs[i].flags & I2C_M_RD) {
 251                         /* read bytes */
 252                         addr  = msgs[i].addr << 1;
 253                         addr |= 1;
 254                         outb(addr, dm_io_mem(DM1105_I2CDAT));
 255                         for (byte = 0; byte < msgs[i].len; byte++)
 256                                 outb(0, dm_io_mem(DM1105_I2CDAT + byte + 1));
 257
 258                         outb(0x81 + msgs[i].len, dm_io_mem(DM1105_I2CCTR));
 259                         for (j = 0; j < 55; j++) {
 260                                 mdelay(10);
 261                                 status = inb(dm_io_mem(DM1105_I2CSTS));
 262                                 if ((status & 0xc0) == 0x40)
 263                                         break;
 264                         }
 265                         if (j >= 55)
 266                                 return -1;
 267
 268                         for (byte = 0; byte < msgs[i].len; byte++) {
 269                                 rc = inb(dm_io_mem(DM1105_I2CDAT + byte + 1));
 270                                 if (rc < 0)
 271                                         goto err;
 272                                 msgs[i].buf[byte] = rc;
 273                         }
 274                 } else {
 275                         if ((msgs[i].buf[0] == 0xf7) && (msgs[i].addr == 0x55)) {
 276                                 /* prepaired for cx24116 firmware */
 277                                 /* Write in small blocks */
 278                                 len = msgs[i].len - 1;
 279                                 k = 1;
 280                                 do {
 281                                         outb(msgs[i].addr << 1, dm_io_mem(DM1105_I2CDAT));
 282                                         outb(0xf7, dm_io_mem(DM1105_I2CDAT + 1));
 283                                         for (byte = 0; byte < (len > 48 ? 48 : len); byte++) {
 284                                                 data = msgs[i].buf[k+byte];
 285                                                 outb(data, dm_io_mem(DM1105_I2CDAT + byte + 2));
 286                                         }
 287                                         outb(0x82 + (len > 48 ? 48 : len), dm_io_mem(DM1105_I2CCTR));
 288                                         for (j = 0; j < 25; j++) {
 289                                                 mdelay(10);
 290                                                 status = inb(dm_io_mem(DM1105_I2CSTS));
 291                                                 if ((status & 0xc0) == 0x40)
 292                                                         break;
 293                                         }
 294
 295                                         if (j >= 25)
 296                                                 return -1;
 297
 298                                         k += 48;
 299                                         len -= 48;
 300                                 } while (len > 0);
 301                         } else {
 302                                 /* write bytes */
 303                                 outb(msgs[i].addr<<1, dm_io_mem(DM1105_I2CDAT));
 304                                 for (byte = 0; byte < msgs[i].len; byte++) {
 305                                         data = msgs[i].buf[byte];
 306                                         outb(data, dm_io_mem(DM1105_I2CDAT + byte + 1));
 307                                 }
 308                                 outb(0x81 + msgs[i].len, dm_io_mem(DM1105_I2CCTR));
 309                                 for (j = 0; j < 25; j++) {
 310                                         mdelay(10);
 311                                         status = inb(dm_io_mem(DM1105_I2CSTS));
 312                                         if ((status & 0xc0) == 0x40)
 313                                                 break;
 314                                 }
 315
 316                                 if (j >= 25)
 317                                         return -1;
 318                         }
 319                 }
 320         }
 321         return num;
 322  err:
 323         return rc;
 324 }
 325
 326 static u32 functionality(struct i2c_adapter *adap)
 327 {
 328         return I2C_FUNC_I2C;
 329 }
 330
 331 static struct i2c_algorithm dm1105_algo = {
 332         .master_xfer   = dm1105_i2c_xfer,
 333         .functionality = functionality,
 334 };
 335
 336 static inline struct dm1105dvb *feed_to_dm1105dvb(struct dvb_demux_feed *feed)
 337 {
 338         return container_of(feed->demux, struct dm1105dvb, demux);
 339 }
 340
 341 static inline struct dm1105dvb *frontend_to_dm1105dvb(struct dvb_frontend *fe)
 342 {
 343         return container_of(fe->dvb, struct dm1105dvb, dvb_adapter);
 344 }
 345
 346 static int dm1105dvb_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
 347 {
 348         struct dm1105dvb *dm1105dvb = frontend_to_dm1105dvb(fe);
 349
 350                 if (voltage == SEC_VOLTAGE_18) {
 351                         outl(DM1105_LNB_MASK, dm_io_mem(DM1105_GPIOCTR));
 352                         outl(DM1105_LNB_18V, dm_io_mem(DM1105_GPIOVAL));
 353                 } else  {
 354                 /*LNB ON-13V by default!*/
 355                         outl(DM1105_LNB_MASK, dm_io_mem(DM1105_GPIOCTR));
 356                         outl(DM1105_LNB_13V, dm_io_mem(DM1105_GPIOVAL));
 357                 }
 358
 359         return 0;
 360 }
 361
 362 static void dm1105dvb_set_dma_addr(struct dm1105dvb *dm1105dvb)
 363 {
 364         outl(cpu_to_le32(dm1105dvb->dma_addr), dm_io_mem(DM1105_STADR));
 365 }
 366
 367 static int __devinit dm1105dvb_dma_map(struct dm1105dvb *dm1105dvb)
 368 {
 369         dm1105dvb->ts_buf = pci_alloc_consistent(dm1105dvb->pdev, 6*DM1105_DMA_BYTES, &dm1105dvb->dma_addr);
 370
 371         return pci_dma_mapping_error(dm1105dvb->pdev, dm1105dvb->dma_addr);
 372 }
 373
 374 static void dm1105dvb_dma_unmap(struct dm1105dvb *dm1105dvb)
 375 {
 376         pci_free_consistent(dm1105dvb->pdev, 6*DM1105_DMA_BYTES, dm1105dvb->ts_buf, dm1105dvb->dma_addr);
 377 }
 378
 379 static void __devinit dm1105dvb_enable_irqs(struct dm1105dvb *dm1105dvb)
 380 {
 381         outb(INTMAK_ALLMASK, dm_io_mem(DM1105_INTMAK));
 382         outb(1, dm_io_mem(DM1105_CR));
 383 }
 384
 385 static void dm1105dvb_disable_irqs(struct dm1105dvb *dm1105dvb)
 386 {
 387         outb(INTMAK_IRM, dm_io_mem(DM1105_INTMAK));
 388         outb(0, dm_io_mem(DM1105_CR));
 389 }
 390
 391 static int dm1105dvb_start_feed(struct dvb_demux_feed *f)
 392 {
 393         struct dm1105dvb *dm1105dvb = feed_to_dm1105dvb(f);
 394
 395         if (dm1105dvb->full_ts_users++ == 0)
 396                 dm1105dvb_enable_irqs(dm1105dvb);
 397
 398         return 0;
 399 }
 400
 401 static int dm1105dvb_stop_feed(struct dvb_demux_feed *f)
 402 {
 403         struct dm1105dvb *dm1105dvb = feed_to_dm1105dvb(f);
 404
 405         if (--dm1105dvb->full_ts_users == 0)
 406                 dm1105dvb_disable_irqs(dm1105dvb);
 407
 408         return 0;
 409 }
 410
 411 /* ir tasklet */
 412 static void dm1105_emit_key(unsigned long parm)
 413 {
 414         struct infrared *ir = (struct infrared *) parm;
 415         u32 ircom = ir->ir_command;
 416         u8 data;
 417         u16 keycode;
 418
 419         data = (ircom >> 8) & 0x7f;
 420
 421         input_event(ir->input_dev, EV_MSC, MSC_RAW, (0x0000f8 << 16) | data);
 422         input_event(ir->input_dev, EV_MSC, MSC_SCAN, data);
 423         keycode = ir->key_map[data];
 424
 425         if (!keycode)
 426                 return;
 427
 428         input_event(ir->input_dev, EV_KEY, keycode, 1);
 429         input_sync(ir->input_dev);
 430         input_event(ir->input_dev, EV_KEY, keycode, 0);
 431         input_sync(ir->input_dev);
 432
 433 }
 434
 435 static irqreturn_t dm1105dvb_irq(int irq, void *dev_id)
 436 {
 437         struct dm1105dvb *dm1105dvb = dev_id;
 438         unsigned int piece;
 439         unsigned int nbpackets;
 440         u32 command;
 441         u32 nextwrp;
 442         u32 oldwrp;
 443
 444         /* Read-Write INSTS Ack's Interrupt for DM1105 chip 16.03.2008 */
 445         unsigned int intsts = inb(dm_io_mem(DM1105_INTSTS));
 446         outb(intsts, dm_io_mem(DM1105_INTSTS));
 447
 448         switch (intsts) {
 449         case INTSTS_TSIRQ:
 450         case (INTSTS_TSIRQ | INTSTS_IR):
 451                 nextwrp = inl(dm_io_mem(DM1105_WRP)) -
 452                         inl(dm_io_mem(DM1105_STADR)) ;
 453                 oldwrp = dm1105dvb->wrp;
 454                 spin_lock(&dm1105dvb->lock);
 455                 if (!((dm1105dvb->ts_buf[oldwrp] == 0x47) &&
 456                                 (dm1105dvb->ts_buf[oldwrp + 188] == 0x47) &&
 457                                 (dm1105dvb->ts_buf[oldwrp + 188 * 2] == 0x47))) {
 458                         dm1105dvb->PacketErrorCount++;
 459                         /* bad packet found */
 460                         if ((dm1105dvb->PacketErrorCount >= 2) &&
 461                                         (dm1105dvb->dmarst == 0)) {
 462                                 outb(1, dm_io_mem(DM1105_RST));
 463                                 dm1105dvb->wrp = 0;
 464                                 dm1105dvb->PacketErrorCount = 0;
 465                                 dm1105dvb->dmarst = 0;
 466                                 spin_unlock(&dm1105dvb->lock);
 467                                 return IRQ_HANDLED;
 468                         }
 469                 }
 470                 if (nextwrp < oldwrp) {
 471                         piece = dm1105dvb->buffer_size - oldwrp;
 472                         memcpy(dm1105dvb->ts_buf + dm1105dvb->buffer_size, dm1105dvb->ts_buf, nextwrp);
 473                         nbpackets = (piece + nextwrp)/188;
 474                 } else  {
 475                         nbpackets = (nextwrp - oldwrp)/188;
 476                 }
 477                 dvb_dmx_swfilter_packets(&dm1105dvb->demux, &dm1105dvb->ts_buf[oldwrp], nbpackets);
 478                 dm1105dvb->wrp = nextwrp;
 479                 spin_unlock(&dm1105dvb->lock);
 480                 break;
 481         case INTSTS_IR:
 482                 command = inl(dm_io_mem(DM1105_IRCODE));
 483                 if (ir_debug)
 484                         printk("dm1105: received byte 0x%04x\n", command);
 485
 486                 dm1105dvb->ir.ir_command = command;
 487                 tasklet_schedule(&dm1105dvb->ir.ir_tasklet);
 488                 break;
 489         }
 490         return IRQ_HANDLED;
 491
 492
 493 }
 494
 495 /* register with input layer */
 496 static void input_register_keys(struct infrared *ir)
 497 {
 498         int i;
 499
 500         memset(ir->input_dev->keybit, 0, sizeof(ir->input_dev->keybit));
 501
 502         for (i = 0; i < ARRAY_SIZE(ir->key_map); i++)
 503                         set_bit(ir->key_map[i], ir->input_dev->keybit);
 504
 505         ir->input_dev->keycode = ir->key_map;
 506         ir->input_dev->keycodesize = sizeof(ir->key_map[0]);
 507         ir->input_dev->keycodemax = ARRAY_SIZE(ir->key_map);
 508 }
 509
 510 int __devinit dm1105_ir_init(struct dm1105dvb *dm1105)
 511 {
 512         struct input_dev *input_dev;
 513         int err;
 514
 515         dm1105dvb_local = dm1105;
 516
 517         input_dev = input_allocate_device();
 518         if (!input_dev)
 519                 return -ENOMEM;
 520
 521         dm1105->ir.input_dev = input_dev;
 522         snprintf(dm1105->ir.input_phys, sizeof(dm1105->ir.input_phys),
 523                 "pci-%s/ir0", pci_name(dm1105->pdev));
 524
 525         input_dev->evbit[0] = BIT(EV_KEY);
 526         input_dev->name = "DVB on-card IR receiver";
 527
 528         input_dev->phys = dm1105->ir.input_phys;
 529         input_dev->id.bustype = BUS_PCI;
 530         input_dev->id.version = 2;
 531         if (dm1105->pdev->subsystem_vendor) {
 532                 input_dev->id.vendor = dm1105->pdev->subsystem_vendor;
 533                 input_dev->id.product = dm1105->pdev->subsystem_device;
 534         } else {
 535                 input_dev->id.vendor = dm1105->pdev->vendor;
 536                 input_dev->id.product = dm1105->pdev->device;
 537         }
 538         input_dev->dev.parent = &dm1105->pdev->dev;
 539         /* initial keymap */
 540         memcpy(dm1105->ir.key_map, ir_codes_dm1105_nec, sizeof dm1105->ir.key_map);
 541         input_register_keys(&dm1105->ir);
 542         err = input_register_device(input_dev);
 543         if (err) {
 544                 input_free_device(input_dev);
 545                 return err;
 546         }
 547
 548         tasklet_init(&dm1105->ir.ir_tasklet, dm1105_emit_key, (unsigned long) &dm1105->ir);
 549
 550         return 0;
 551 }
 552
 553
 554 void __devexit dm1105_ir_exit(struct dm1105dvb *dm1105)
 555 {
 556         tasklet_kill(&dm1105->ir.ir_tasklet);
 557         input_unregister_device(dm1105->ir.input_dev);
 558
 559 }
 560
 561 static int __devinit dm1105dvb_hw_init(struct dm1105dvb *dm1105dvb)
 562 {
 563         dm1105dvb_disable_irqs(dm1105dvb);
 564
 565         outb(0, dm_io_mem(DM1105_HOST_CTR));
 566
 567         /*DATALEN 188,*/
 568         outb(188, dm_io_mem(DM1105_DTALENTH));
 569         /*TS_STRT TS_VALP MSBFIRST TS_MODE ALPAS TSPES*/
 570         outw(0xc10a, dm_io_mem(DM1105_TSCTR));
 571
 572         /* map DMA and set address */
 573         dm1105dvb_dma_map(dm1105dvb);
 574         dm1105dvb_set_dma_addr(dm1105dvb);
 575         /* big buffer */
 576         outl(5*DM1105_DMA_BYTES, dm_io_mem(DM1105_RLEN));
 577         outb(47, dm_io_mem(DM1105_INTCNT));
 578
 579         /* IR NEC mode enable */
 580         outb((DM1105_IR_EN | DM1105_SYS_CHK), dm_io_mem(DM1105_IRCTR));
 581         outb(0, dm_io_mem(DM1105_IRMODE));
 582         outw(0, dm_io_mem(DM1105_SYSTEMCODE));
 583
 584         return 0;
 585 }
 586
 587 static void dm1105dvb_hw_exit(struct dm1105dvb *dm1105dvb)
 588 {
 589         dm1105dvb_disable_irqs(dm1105dvb);
 590
 591         /* IR disable */
 592         outb(0, dm_io_mem(DM1105_IRCTR));
 593         outb(INTMAK_NONEMASK, dm_io_mem(DM1105_INTMAK));
 594
 595         dm1105dvb_dma_unmap(dm1105dvb);
 596 }
 597
 598 static struct stv0299_config sharp_z0194a_config = {
 599         .demod_address = 0x68,
 600         .inittab = sharp_z0194a_inittab,
 601         .mclk = 88000000UL,
 602         .invert = 1,
 603         .skip_reinit = 0,
 604         .lock_output = STV0299_LOCKOUTPUT_1,
 605         .volt13_op0_op1 = STV0299_VOLT13_OP1,
 606         .min_delay_ms = 100,
 607         .set_symbol_rate = sharp_z0194a_set_symbol_rate,
 608 };
 609
 610 static struct stv0288_config earda_config = {
 611         .demod_address = 0x68,
 612         .min_delay_ms = 100,
 613 };
 614
 615 static struct si21xx_config serit_config = {
 616         .demod_address = 0x68,
 617         .min_delay_ms = 100,
 618
 619 };
 620
 621 static struct cx24116_config serit_sp2633_config = {
 622         .demod_address = 0x55,
 623 };
 624
 625 static int __devinit frontend_init(struct dm1105dvb *dm1105dvb)
 626 {
 627         int ret;
 628
 629         switch (dm1105dvb->pdev->subsystem_device) {
 630         case PCI_DEVICE_ID_DW2002:
 631                 dm1105dvb->fe = dvb_attach(
 632                         stv0299_attach, &sharp_z0194a_config,
 633                         &dm1105dvb->i2c_adap);
 634
 635                 if (dm1105dvb->fe) {
 636                         dm1105dvb->fe->ops.set_voltage =
 637                                                         dm1105dvb_set_voltage;
 638                         dvb_attach(dvb_pll_attach, dm1105dvb->fe, 0x60,
 639                                         &dm1105dvb->i2c_adap, DVB_PLL_OPERA1);
 640                 }
 641
 642                 if (!dm1105dvb->fe) {
 643                         dm1105dvb->fe = dvb_attach(
 644                                 stv0288_attach, &earda_config,
 645                                 &dm1105dvb->i2c_adap);
 646                         if (dm1105dvb->fe) {
 647                                 dm1105dvb->fe->ops.set_voltage =
 648                                                         dm1105dvb_set_voltage;
 649                                 dvb_attach(stb6000_attach, dm1105dvb->fe, 0x61,
 650                                                 &dm1105dvb->i2c_adap);
 651                         }
 652                 }
 653
 654                 if (!dm1105dvb->fe) {
 655                         dm1105dvb->fe = dvb_attach(
 656                                 si21xx_attach, &serit_config,
 657                                 &dm1105dvb->i2c_adap);
 658                         if (dm1105dvb->fe)
 659                                 dm1105dvb->fe->ops.set_voltage =
 660                                                         dm1105dvb_set_voltage;
 661                 }
 662                 break;
 663         case PCI_DEVICE_ID_DW2004:
 664                 dm1105dvb->fe = dvb_attach(
 665                         cx24116_attach, &serit_sp2633_config,
 666                         &dm1105dvb->i2c_adap);
 667                 if (dm1105dvb->fe)
 668                         dm1105dvb->fe->ops.set_voltage = dm1105dvb_set_voltage;
 669                 break;
 670         }
 671
 672         if (!dm1105dvb->fe) {
 673                 dev_err(&dm1105dvb->pdev->dev, "could not attach frontend\n");
 674                 return -ENODEV;
 675         }
 676
 677         ret = dvb_register_frontend(&dm1105dvb->dvb_adapter, dm1105dvb->fe);
 678         if (ret < 0) {
 679                 if (dm1105dvb->fe->ops.release)
 680                         dm1105dvb->fe->ops.release(dm1105dvb->fe);
 681                 dm1105dvb->fe = NULL;
 682                 return ret;
 683         }
 684
 685         return 0;
 686 }
 687
 688 static void __devinit dm1105dvb_read_mac(struct dm1105dvb *dm1105dvb, u8 *mac)
 689 {
 690         static u8 command[1] = { 0x28 };
 691
 692         struct i2c_msg msg[] = {
 693                 { .addr = IIC_24C01_addr >> 1, .flags = 0,
 694                                 .buf = command, .len = 1 },
 695                 { .addr = IIC_24C01_addr >> 1, .flags = I2C_M_RD,
 696                                 .buf = mac, .len = 6 },
 697         };
 698
 699         dm1105_i2c_xfer(&dm1105dvb->i2c_adap, msg , 2);
 700         dev_info(&dm1105dvb->pdev->dev, "MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
 701                         mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
 702 }
 703
 704 static int __devinit dm1105_probe(struct pci_dev *pdev,
 705                                   const struct pci_device_id *ent)
 706 {
 707         struct dm1105dvb *dm1105dvb;
 708         struct dvb_adapter *dvb_adapter;
 709         struct dvb_demux *dvbdemux;
 710         struct dmx_demux *dmx;
 711         int ret = -ENOMEM;
 712
 713         dm1105dvb = kzalloc(sizeof(struct dm1105dvb), GFP_KERNEL);
 714         if (!dm1105dvb)
 715                 goto out;
 716
 717         dm1105dvb->pdev = pdev;
 718         dm1105dvb->buffer_size = 5 * DM1105_DMA_BYTES;
 719         dm1105dvb->PacketErrorCount = 0;
 720         dm1105dvb->dmarst = 0;
 721
 722         ret = pci_enable_device(pdev);
 723         if (ret < 0)
 724                 goto err_kfree;
 725
 726         ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
 727         if (ret < 0)
 728                 goto err_pci_disable_device;
 729
 730         pci_set_master(pdev);
 731
 732         ret = pci_request_regions(pdev, DRIVER_NAME);
 733         if (ret < 0)
 734                 goto err_pci_disable_device;
 735
 736         dm1105dvb->io_mem = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
 737         if (!dm1105dvb->io_mem) {
 738                 ret = -EIO;
 739                 goto err_pci_release_regions;
 740         }
 741
 742         spin_lock_init(&dm1105dvb->lock);
 743         pci_set_drvdata(pdev, dm1105dvb);
 744
 745         ret = request_irq(pdev->irq, dm1105dvb_irq, IRQF_SHARED, DRIVER_NAME, dm1105dvb);
 746         if (ret < 0)
 747                 goto err_pci_iounmap;
 748
 749         ret = dm1105dvb_hw_init(dm1105dvb);
 750         if (ret < 0)
 751                 goto err_free_irq;
 752
 753         /* i2c */
 754         i2c_set_adapdata(&dm1105dvb->i2c_adap, dm1105dvb);
 755         strcpy(dm1105dvb->i2c_adap.name, DRIVER_NAME);
 756         dm1105dvb->i2c_adap.owner = THIS_MODULE;
 757         dm1105dvb->i2c_adap.class = I2C_CLASS_TV_DIGITAL;
 758         dm1105dvb->i2c_adap.dev.parent = &pdev->dev;
 759         dm1105dvb->i2c_adap.algo = &dm1105_algo;
 760         dm1105dvb->i2c_adap.algo_data = dm1105dvb;
 761         ret = i2c_add_adapter(&dm1105dvb->i2c_adap);
 762
 763         if (ret < 0)
 764                 goto err_dm1105dvb_hw_exit;
 765
 766         /* dvb */
 767         ret = dvb_register_adapter(&dm1105dvb->dvb_adapter, DRIVER_NAME,
 768                                         THIS_MODULE, &pdev->dev, adapter_nr);
 769         if (ret < 0)
 770                 goto err_i2c_del_adapter;
 771
 772         dvb_adapter = &dm1105dvb->dvb_adapter;
 773
 774         dm1105dvb_read_mac(dm1105dvb, dvb_adapter->proposed_mac);
 775
 776         dvbdemux = &dm1105dvb->demux;
 777         dvbdemux->filternum = 256;
 778         dvbdemux->feednum = 256;
 779         dvbdemux->start_feed = dm1105dvb_start_feed;
 780         dvbdemux->stop_feed = dm1105dvb_stop_feed;
 781         dvbdemux->dmx.capabilities = (DMX_TS_FILTERING |
 782                         DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING);
 783         ret = dvb_dmx_init(dvbdemux);
 784         if (ret < 0)
 785                 goto err_dvb_unregister_adapter;
 786
 787         dmx = &dvbdemux->dmx;
 788         dm1105dvb->dmxdev.filternum = 256;
 789         dm1105dvb->dmxdev.demux = dmx;
 790         dm1105dvb->dmxdev.capabilities = 0;
 791
 792         ret = dvb_dmxdev_init(&dm1105dvb->dmxdev, dvb_adapter);
 793         if (ret < 0)
 794                 goto err_dvb_dmx_release;
 795
 796         dm1105dvb->hw_frontend.source = DMX_FRONTEND_0;
 797
 798         ret = dmx->add_frontend(dmx, &dm1105dvb->hw_frontend);
 799         if (ret < 0)
 800                 goto err_dvb_dmxdev_release;
 801
 802         dm1105dvb->mem_frontend.source = DMX_MEMORY_FE;
 803
 804         ret = dmx->add_frontend(dmx, &dm1105dvb->mem_frontend);
 805         if (ret < 0)
 806                 goto err_remove_hw_frontend;
 807
 808         ret = dmx->connect_frontend(dmx, &dm1105dvb->hw_frontend);
 809         if (ret < 0)
 810                 goto err_remove_mem_frontend;
 811
 812         ret = frontend_init(dm1105dvb);
 813         if (ret < 0)
 814                 goto err_disconnect_frontend;
 815
 816         dvb_net_init(dvb_adapter, &dm1105dvb->dvbnet, dmx);
 817         dm1105_ir_init(dm1105dvb);
 818 out:
 819         return ret;
 820
 821 err_disconnect_frontend:
 822         dmx->disconnect_frontend(dmx);
 823 err_remove_mem_frontend:
 824         dmx->remove_frontend(dmx, &dm1105dvb->mem_frontend);
 825 err_remove_hw_frontend:
 826         dmx->remove_frontend(dmx, &dm1105dvb->hw_frontend);
 827 err_dvb_dmxdev_release:
 828         dvb_dmxdev_release(&dm1105dvb->dmxdev);
 829 err_dvb_dmx_release:
 830         dvb_dmx_release(dvbdemux);
 831 err_dvb_unregister_adapter:
 832         dvb_unregister_adapter(dvb_adapter);
 833 err_i2c_del_adapter:
 834         i2c_del_adapter(&dm1105dvb->i2c_adap);
 835 err_dm1105dvb_hw_exit:
 836         dm1105dvb_hw_exit(dm1105dvb);
 837 err_free_irq:
 838         free_irq(pdev->irq, dm1105dvb);
 839 err_pci_iounmap:
 840         pci_iounmap(pdev, dm1105dvb->io_mem);
 841 err_pci_release_regions:
 842         pci_release_regions(pdev);
 843 err_pci_disable_device:
 844         pci_disable_device(pdev);
 845 err_kfree:
 846         pci_set_drvdata(pdev, NULL);
 847         kfree(dm1105dvb);
 848         goto out;
 849 }
 850
 851 static void __devexit dm1105_remove(struct pci_dev *pdev)
 852 {
 853         struct dm1105dvb *dm1105dvb = pci_get_drvdata(pdev);
 854         struct dvb_adapter *dvb_adapter = &dm1105dvb->dvb_adapter;
 855         struct dvb_demux *dvbdemux = &dm1105dvb->demux;
 856         struct dmx_demux *dmx = &dvbdemux->dmx;
 857
 858         dm1105_ir_exit(dm1105dvb);
 859         dmx->close(dmx);
 860         dvb_net_release(&dm1105dvb->dvbnet);
 861         if (dm1105dvb->fe)
 862                 dvb_unregister_frontend(dm1105dvb->fe);
 863
 864         dmx->disconnect_frontend(dmx);
 865         dmx->remove_frontend(dmx, &dm1105dvb->mem_frontend);
 866         dmx->remove_frontend(dmx, &dm1105dvb->hw_frontend);
 867         dvb_dmxdev_release(&dm1105dvb->dmxdev);
 868         dvb_dmx_release(dvbdemux);
 869         dvb_unregister_adapter(dvb_adapter);
 870         if (&dm1105dvb->i2c_adap)
 871                 i2c_del_adapter(&dm1105dvb->i2c_adap);
 872
 873         dm1105dvb_hw_exit(dm1105dvb);
 874         synchronize_irq(pdev->irq);
 875         free_irq(pdev->irq, dm1105dvb);
 876         pci_iounmap(pdev, dm1105dvb->io_mem);
 877         pci_release_regions(pdev);
 878         pci_disable_device(pdev);
 879         pci_set_drvdata(pdev, NULL);
 880         kfree(dm1105dvb);
 881 }
 882
 883 static struct pci_device_id dm1105_id_table[] __devinitdata = {
 884         {
 885                 .vendor = PCI_VENDOR_ID_TRIGEM,
 886                 .device = PCI_DEVICE_ID_DM1105,
 887                 .subvendor = PCI_ANY_ID,
 888                 .subdevice = PCI_DEVICE_ID_DW2002,
 889         }, {
 890                 .vendor = PCI_VENDOR_ID_TRIGEM,
 891                 .device = PCI_DEVICE_ID_DM1105,
 892                 .subvendor = PCI_ANY_ID,
 893                 .subdevice = PCI_DEVICE_ID_DW2004,
 894         }, {
 895                 /* empty */
 896         },
 897 };
 898
 899 MODULE_DEVICE_TABLE(pci, dm1105_id_table);
 900
 901 static struct pci_driver dm1105_driver = {
 902         .name = DRIVER_NAME,
 903         .id_table = dm1105_id_table,
 904         .probe = dm1105_probe,
 905         .remove = __devexit_p(dm1105_remove),
 906 };
 907
 908 static int __init dm1105_init(void)
 909 {
 910         return pci_register_driver(&dm1105_driver);
 911 }
 912
 913 static void __exit dm1105_exit(void)
 914 {
 915         pci_unregister_driver(&dm1105_driver);
 916 }
 917
 918 module_init(dm1105_init);
 919 module_exit(dm1105_exit);
 920
 921 MODULE_AUTHOR("Igor M. Liplianin <liplianin@me.by>");
 922 MODULE_DESCRIPTION("SDMC DM1105 DVB driver");
 923 MODULE_LICENSE("GPL");