drivers/media/dvb/pluto2/pluto2.c

   1 /*
   2  * pluto2.c - Satelco Easywatch Mobile Terrestrial Receiver [DVB-T]
   3  *
   4  * Copyright (C) 2005 Andreas Oberritter <obi@linuxtv.org>
   5  *
   6  * based on pluto2.c 1.10 - http://instinct-wp8.no-ip.org/pluto/
   7  *      by Dany Salman <salmandany@yahoo.fr>
   8  *      Copyright (c) 2004 TDF
   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., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  *
  24  */
  25
  26 #include <linux/i2c.h>
  27 #include <linux/i2c-algo-bit.h>
  28 #include <linux/init.h>
  29 #include <linux/kernel.h>
  30 #include <linux/module.h>
  31 #include <linux/pci.h>
  32 #include <linux/dma-mapping.h>
  33
  34 #include "demux.h"
  35 #include "dmxdev.h"
  36 #include "dvb_demux.h"
  37 #include "dvb_frontend.h"
  38 #include "dvb_net.h"
  39 #include "dvbdev.h"
  40 #include "tda1004x.h"
  41
  42 #define DRIVER_NAME             "pluto2"
  43
  44 #define REG_PIDn(n)             ((n) << 2)      /* PID n pattern registers */
  45 #define REG_PCAR                0x0020          /* PC address register */
  46 #define REG_TSCR                0x0024          /* TS ctrl & status */
  47 #define REG_MISC                0x0028          /* miscellaneous */
  48 #define REG_MMAC                0x002c          /* MSB MAC address */
  49 #define REG_IMAC                0x0030          /* ISB MAC address */
  50 #define REG_LMAC                0x0034          /* LSB MAC address */
  51 #define REG_SPID                0x0038          /* SPI data */
  52 #define REG_SLCS                0x003c          /* serial links ctrl/status */
  53
  54 #define PID0_NOFIL              (0x0001 << 16)
  55 #define PIDn_ENP                (0x0001 << 15)
  56 #define PID0_END                (0x0001 << 14)
  57 #define PID0_AFIL               (0x0001 << 13)
  58 #define PIDn_PID                (0x1fff <<  0)
  59
  60 #define TSCR_NBPACKETS          (0x00ff << 24)
  61 #define TSCR_DEM                (0x0001 << 17)
  62 #define TSCR_DE                 (0x0001 << 16)
  63 #define TSCR_RSTN               (0x0001 << 15)
  64 #define TSCR_MSKO               (0x0001 << 14)
  65 #define TSCR_MSKA               (0x0001 << 13)
  66 #define TSCR_MSKL               (0x0001 << 12)
  67 #define TSCR_OVR                (0x0001 << 11)
  68 #define TSCR_AFUL               (0x0001 << 10)
  69 #define TSCR_LOCK               (0x0001 <<  9)
  70 #define TSCR_IACK               (0x0001 <<  8)
  71 #define TSCR_ADEF               (0x007f <<  0)
  72
  73 #define MISC_DVR                (0x0fff <<  4)
  74 #define MISC_ALED               (0x0001 <<  3)
  75 #define MISC_FRST               (0x0001 <<  2)
  76 #define MISC_LED1               (0x0001 <<  1)
  77 #define MISC_LED0               (0x0001 <<  0)
  78
  79 #define SPID_SPIDR              (0x00ff <<  0)
  80
  81 #define SLCS_SCL                (0x0001 <<  7)
  82 #define SLCS_SDA                (0x0001 <<  6)
  83 #define SLCS_CSN                (0x0001 <<  2)
  84 #define SLCS_OVR                (0x0001 <<  1)
  85 #define SLCS_SWC                (0x0001 <<  0)
  86
  87 #define TS_DMA_PACKETS          (8)
  88 #define TS_DMA_BYTES            (188 * TS_DMA_PACKETS)
  89
  90 #define I2C_ADDR_TDA10046       0x10
  91 #define I2C_ADDR_TUA6034        0xc2
  92 #define NHWFILTERS              8
  93
  94 struct pluto {
  95         /* pci */
  96         struct pci_dev *pdev;
  97         u8 __iomem *io_mem;
  98
  99         /* dvb */
 100         struct dmx_frontend hw_frontend;
 101         struct dmx_frontend mem_frontend;
 102         struct dmxdev dmxdev;
 103         struct dvb_adapter dvb_adapter;
 104         struct dvb_demux demux;
 105         struct dvb_frontend *fe;
 106         struct dvb_net dvbnet;
 107         unsigned int full_ts_users;
 108         unsigned int users;
 109
 110         /* i2c */
 111         struct i2c_algo_bit_data i2c_bit;
 112         struct i2c_adapter i2c_adap;
 113         unsigned int i2cbug;
 114
 115         /* irq */
 116         unsigned int overflow;
 117
 118         /* dma */
 119         dma_addr_t dma_addr;
 120         u8 dma_buf[TS_DMA_BYTES];
 121         u8 dummy[4096];
 122 };
 123
 124 static inline struct pluto *feed_to_pluto(struct dvb_demux_feed *feed)
 125 {
 126         return container_of(feed->demux, struct pluto, demux);
 127 }
 128
 129 static inline struct pluto *frontend_to_pluto(struct dvb_frontend *fe)
 130 {
 131         return container_of(fe->dvb, struct pluto, dvb_adapter);
 132 }
 133
 134 static inline u32 pluto_readreg(struct pluto *pluto, u32 reg)
 135 {
 136         return readl(&pluto->io_mem[reg]);
 137 }
 138
 139 static inline void pluto_writereg(struct pluto *pluto, u32 reg, u32 val)
 140 {
 141         writel(val, &pluto->io_mem[reg]);
 142 }
 143
 144 static inline void pluto_rw(struct pluto *pluto, u32 reg, u32 mask, u32 bits)
 145 {
 146         u32 val = readl(&pluto->io_mem[reg]);
 147         val &= ~mask;
 148         val |= bits;
 149         writel(val, &pluto->io_mem[reg]);
 150 }
 151
 152 static void pluto_setsda(void *data, int state)
 153 {
 154         struct pluto *pluto = data;
 155
 156         if (state)
 157                 pluto_rw(pluto, REG_SLCS, SLCS_SDA, SLCS_SDA);
 158         else
 159                 pluto_rw(pluto, REG_SLCS, SLCS_SDA, 0);
 160 }
 161
 162 static void pluto_setscl(void *data, int state)
 163 {
 164         struct pluto *pluto = data;
 165
 166         if (state)
 167                 pluto_rw(pluto, REG_SLCS, SLCS_SCL, SLCS_SCL);
 168         else
 169                 pluto_rw(pluto, REG_SLCS, SLCS_SCL, 0);
 170
 171         /* try to detect i2c_inb() to workaround hardware bug:
 172          * reset SDA to high after SCL has been set to low */
 173         if ((state) && (pluto->i2cbug == 0)) {
 174                 pluto->i2cbug = 1;
 175         } else {
 176                 if ((!state) && (pluto->i2cbug == 1))
 177                         pluto_setsda(pluto, 1);
 178                 pluto->i2cbug = 0;
 179         }
 180 }
 181
 182 static int pluto_getsda(void *data)
 183 {
 184         struct pluto *pluto = data;
 185
 186         return pluto_readreg(pluto, REG_SLCS) & SLCS_SDA;
 187 }
 188
 189 static int pluto_getscl(void *data)
 190 {
 191         struct pluto *pluto = data;
 192
 193         return pluto_readreg(pluto, REG_SLCS) & SLCS_SCL;
 194 }
 195
 196 static void pluto_reset_frontend(struct pluto *pluto, int reenable)
 197 {
 198         u32 val = pluto_readreg(pluto, REG_MISC);
 199
 200         if (val & MISC_FRST) {
 201                 val &= ~MISC_FRST;
 202                 pluto_writereg(pluto, REG_MISC, val);
 203         }
 204         if (reenable) {
 205                 val |= MISC_FRST;
 206                 pluto_writereg(pluto, REG_MISC, val);
 207         }
 208 }
 209
 210 static void pluto_reset_ts(struct pluto *pluto, int reenable)
 211 {
 212         u32 val = pluto_readreg(pluto, REG_TSCR);
 213
 214         if (val & TSCR_RSTN) {
 215                 val &= ~TSCR_RSTN;
 216                 pluto_writereg(pluto, REG_TSCR, val);
 217         }
 218         if (reenable) {
 219                 val |= TSCR_RSTN;
 220                 pluto_writereg(pluto, REG_TSCR, val);
 221         }
 222 }
 223
 224 static void pluto_set_dma_addr(struct pluto *pluto)
 225 {
 226         pluto_writereg(pluto, REG_PCAR, cpu_to_le32(pluto->dma_addr));
 227 }
 228
 229 static int __devinit pluto_dma_map(struct pluto *pluto)
 230 {
 231         pluto->dma_addr = pci_map_single(pluto->pdev, pluto->dma_buf,
 232                         TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 233
 234         return pci_dma_mapping_error(pluto->dma_addr);
 235 }
 236
 237 static void pluto_dma_unmap(struct pluto *pluto)
 238 {
 239         pci_unmap_single(pluto->pdev, pluto->dma_addr,
 240                         TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 241 }
 242
 243 static int pluto_start_feed(struct dvb_demux_feed *f)
 244 {
 245         struct pluto *pluto = feed_to_pluto(f);
 246
 247         /* enable PID filtering */
 248         if (pluto->users++ == 0)
 249                 pluto_rw(pluto, REG_PIDn(0), PID0_AFIL | PID0_NOFIL, 0);
 250
 251         if ((f->pid < 0x2000) && (f->index < NHWFILTERS))
 252                 pluto_rw(pluto, REG_PIDn(f->index), PIDn_ENP | PIDn_PID, PIDn_ENP | f->pid);
 253         else if (pluto->full_ts_users++ == 0)
 254                 pluto_rw(pluto, REG_PIDn(0), PID0_NOFIL, PID0_NOFIL);
 255
 256         return 0;
 257 }
 258
 259 static int pluto_stop_feed(struct dvb_demux_feed *f)
 260 {
 261         struct pluto *pluto = feed_to_pluto(f);
 262
 263         /* disable PID filtering */
 264         if (--pluto->users == 0)
 265                 pluto_rw(pluto, REG_PIDn(0), PID0_AFIL, PID0_AFIL);
 266
 267         if ((f->pid < 0x2000) && (f->index < NHWFILTERS))
 268                 pluto_rw(pluto, REG_PIDn(f->index), PIDn_ENP | PIDn_PID, 0x1fff);
 269         else if (--pluto->full_ts_users == 0)
 270                 pluto_rw(pluto, REG_PIDn(0), PID0_NOFIL, 0);
 271
 272         return 0;
 273 }
 274
 275 static void pluto_dma_end(struct pluto *pluto, unsigned int nbpackets)
 276 {
 277         /* synchronize the DMA transfer with the CPU
 278          * first so that we see updated contents. */
 279         pci_dma_sync_single_for_cpu(pluto->pdev, pluto->dma_addr,
 280                         TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 281
 282         /* Workaround for broken hardware:
 283          * [1] On startup NBPACKETS seems to contain an uninitialized value,
 284          *     but no packets have been transfered.
 285          * [2] Sometimes (actually very often) NBPACKETS stays at zero
 286          *     although one packet has been transfered.
 287          */
 288         if ((nbpackets == 0) || (nbpackets > TS_DMA_PACKETS)) {
 289                 unsigned int i = 0;
 290                 while (pluto->dma_buf[i] == 0x47)
 291                         i += 188;
 292                 nbpackets = i / 188;
 293         }
 294
 295         dvb_dmx_swfilter_packets(&pluto->demux, pluto->dma_buf, nbpackets);
 296
 297         /* clear the dma buffer. this is needed to be able to identify
 298          * new valid ts packets above */
 299         memset(pluto->dma_buf, 0, nbpackets * 188);
 300
 301         /* reset the dma address */
 302         pluto_set_dma_addr(pluto);
 303
 304         /* sync the buffer and give it back to the card */
 305         pci_dma_sync_single_for_device(pluto->pdev, pluto->dma_addr,
 306                         TS_DMA_BYTES, PCI_DMA_FROMDEVICE);
 307 }
 308
 309 static irqreturn_t pluto_irq(int irq, void *dev_id, struct pt_regs *regs)
 310 {
 311         struct pluto *pluto = dev_id;
 312         u32 tscr;
 313
 314         /* check whether an interrupt occured on this device */
 315         tscr = pluto_readreg(pluto, REG_TSCR);
 316         if (!(tscr & (TSCR_DE | TSCR_OVR)))
 317                 return IRQ_NONE;
 318
 319         if (tscr == 0xffffffff) {
 320                 // FIXME: maybe recover somehow
 321                 dev_err(&pluto->pdev->dev, "card hung up :(\n");
 322                 return IRQ_HANDLED;
 323         }
 324
 325         /* dma end interrupt */
 326         if (tscr & TSCR_DE) {
 327                 pluto_dma_end(pluto, (tscr & TSCR_NBPACKETS) >> 24);
 328                 /* overflow interrupt */
 329                 if (tscr & TSCR_OVR)
 330                         pluto->overflow++;
 331                 if (pluto->overflow) {
 332                         dev_err(&pluto->pdev->dev, "overflow irq (%d)\n",
 333                                         pluto->overflow);
 334                         pluto_reset_ts(pluto, 1);
 335                         pluto->overflow = 0;
 336                 }
 337         } else if (tscr & TSCR_OVR) {
 338                 pluto->overflow++;
 339         }
 340
 341         /* ACK the interrupt */
 342         pluto_writereg(pluto, REG_TSCR, tscr | TSCR_IACK);
 343
 344         return IRQ_HANDLED;
 345 }
 346
 347 static void __devinit pluto_enable_irqs(struct pluto *pluto)
 348 {
 349         u32 val = pluto_readreg(pluto, REG_TSCR);
 350
 351         /* set the number of packets */
 352         val &= ~TSCR_ADEF;
 353         val |= TS_DMA_PACKETS / 2;
 354         /* disable AFUL and LOCK interrupts */
 355         val |= (TSCR_MSKA | TSCR_MSKL);
 356         /* enable DMA and OVERFLOW interrupts */
 357         val &= ~(TSCR_DEM | TSCR_MSKO);
 358         /* clear pending interrupts */
 359         val |= TSCR_IACK;
 360
 361         pluto_writereg(pluto, REG_TSCR, val);
 362 }
 363
 364 static void pluto_disable_irqs(struct pluto *pluto)
 365 {
 366         u32 val = pluto_readreg(pluto, REG_TSCR);
 367
 368         /* disable all interrupts */
 369         val |= (TSCR_DEM | TSCR_MSKO | TSCR_MSKA | TSCR_MSKL);
 370         /* clear pending interrupts */
 371         val |= TSCR_IACK;
 372
 373         pluto_writereg(pluto, REG_TSCR, val);
 374 }
 375
 376 static int __devinit pluto_hw_init(struct pluto *pluto)
 377 {
 378         pluto_reset_frontend(pluto, 1);
 379
 380         /* set automatic LED control by FPGA */
 381         pluto_rw(pluto, REG_MISC, MISC_ALED, MISC_ALED);
 382
 383         /* set data endianess */
 384 #ifdef __LITTLE_ENDIAN
 385         pluto_rw(pluto, REG_PIDn(0), PID0_END, PID0_END);
 386 #else
 387         pluto_rw(pluto, REG_PIDn(0), PID0_END, 0);
 388 #endif
 389         /* map DMA and set address */
 390         pluto_dma_map(pluto);
 391         pluto_set_dma_addr(pluto);
 392
 393         /* enable interrupts */
 394         pluto_enable_irqs(pluto);
 395
 396         /* reset TS logic */
 397         pluto_reset_ts(pluto, 1);
 398
 399         return 0;
 400 }
 401
 402 static void pluto_hw_exit(struct pluto *pluto)
 403 {
 404         /* disable interrupts */
 405         pluto_disable_irqs(pluto);
 406
 407         pluto_reset_ts(pluto, 0);
 408
 409         /* LED: disable automatic control, enable yellow, disable green */
 410         pluto_rw(pluto, REG_MISC, MISC_ALED | MISC_LED1 | MISC_LED0, MISC_LED1);
 411
 412         /* unmap DMA */
 413         pluto_dma_unmap(pluto);
 414
 415         pluto_reset_frontend(pluto, 0);
 416 }
 417
 418 static inline u32 divide(u32 numerator, u32 denominator)
 419 {
 420         if (denominator == 0)
 421                 return ~0;
 422
 423         return (numerator + denominator / 2) / denominator;
 424 }
 425
 426 /* LG Innotek TDTE-E001P (Infineon TUA6034) */
 427 static int lg_tdtpe001p_pll_set(struct dvb_frontend *fe,
 428                                 struct dvb_frontend_parameters *p)
 429 {
 430         struct pluto *pluto = frontend_to_pluto(fe);
 431         struct i2c_msg msg;
 432         int ret;
 433         u8 buf[4];
 434         u32 div;
 435
 436         // Fref = 166.667 Hz
 437         // Fref * 3 = 500.000 Hz
 438         // IF = 36166667
 439         // IF / Fref = 217
 440         //div = divide(p->frequency + 36166667, 166667);
 441         div = divide(p->frequency * 3, 500000) + 217;
 442         buf[0] = (div >> 8) & 0x7f;
 443         buf[1] = (div >> 0) & 0xff;
 444
 445         if (p->frequency < 611000000)
 446                 buf[2] = 0xb4;
 447         else if (p->frequency < 811000000)
 448                 buf[2] = 0xbc;
 449         else
 450                 buf[2] = 0xf4;
 451
 452         // VHF: 174-230 MHz
 453         // center: 350 MHz
 454         // UHF: 470-862 MHz
 455         if (p->frequency < 350000000)
 456                 buf[3] = 0x02;
 457         else
 458                 buf[3] = 0x04;
 459
 460         if (p->u.ofdm.bandwidth == BANDWIDTH_8_MHZ)
 461                 buf[3] |= 0x08;
 462
 463         if (sizeof(buf) == 6) {
 464                 buf[4] = buf[2];
 465                 buf[4] &= ~0x1c;
 466                 buf[4] |=  0x18;
 467
 468                 buf[5] = (0 << 7) | (2 << 4);
 469         }
 470
 471         msg.addr = I2C_ADDR_TUA6034 >> 1;
 472         msg.flags = 0;
 473         msg.buf = buf;
 474         msg.len = sizeof(buf);
 475
 476         ret = i2c_transfer(&pluto->i2c_adap, &msg, 1);
 477         if (ret < 0)
 478                 return ret;
 479         else if (ret == 0)
 480                 return -EREMOTEIO;
 481
 482         return 0;
 483 }
 484
 485 static int pluto2_request_firmware(struct dvb_frontend *fe,
 486                                    const struct firmware **fw, char *name)
 487 {
 488         struct pluto *pluto = frontend_to_pluto(fe);
 489
 490         return request_firmware(fw, name, &pluto->pdev->dev);
 491 }
 492
 493 static struct tda1004x_config pluto2_fe_config __devinitdata = {
 494         .demod_address = I2C_ADDR_TDA10046 >> 1,
 495         .invert = 1,
 496         .invert_oclk = 0,
 497         .xtal_freq = TDA10046_XTAL_16M,
 498         .agc_config = TDA10046_AGC_DEFAULT,
 499         .if_freq = TDA10046_FREQ_3617,
 500         .pll_set = lg_tdtpe001p_pll_set,
 501         .pll_sleep = NULL,
 502         .request_firmware = pluto2_request_firmware,
 503 };
 504
 505 static int __devinit frontend_init(struct pluto *pluto)
 506 {
 507         int ret;
 508
 509         pluto->fe = tda10046_attach(&pluto2_fe_config, &pluto->i2c_adap);
 510         if (!pluto->fe) {
 511                 dev_err(&pluto->pdev->dev, "could not attach frontend\n");
 512                 return -ENODEV;
 513         }
 514
 515         ret = dvb_register_frontend(&pluto->dvb_adapter, pluto->fe);
 516         if (ret < 0) {
 517                 if (pluto->fe->ops->release)
 518                         pluto->fe->ops->release(pluto->fe);
 519                 return ret;
 520         }
 521
 522         return 0;
 523 }
 524
 525 static void __devinit pluto_read_rev(struct pluto *pluto)
 526 {
 527         u32 val = pluto_readreg(pluto, REG_MISC) & MISC_DVR;
 528         dev_info(&pluto->pdev->dev, "board revision %d.%d\n",
 529                         (val >> 12) & 0x0f, (val >> 4) & 0xff);
 530 }
 531
 532 static void __devinit pluto_read_mac(struct pluto *pluto, u8 *mac)
 533 {
 534         u32 val = pluto_readreg(pluto, REG_MMAC);
 535         mac[0] = (val >> 8) & 0xff;
 536         mac[1] = (val >> 0) & 0xff;
 537
 538         val = pluto_readreg(pluto, REG_IMAC);
 539         mac[2] = (val >> 8) & 0xff;
 540         mac[3] = (val >> 0) & 0xff;
 541
 542         val = pluto_readreg(pluto, REG_LMAC);
 543         mac[4] = (val >> 8) & 0xff;
 544         mac[5] = (val >> 0) & 0xff;
 545
 546         dev_info(&pluto->pdev->dev, "MAC %02x:%02x:%02x:%02x:%02x:%02x\n",
 547                         mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
 548 }
 549
 550 static int __devinit pluto_read_serial(struct pluto *pluto)
 551 {
 552         struct pci_dev *pdev = pluto->pdev;
 553         unsigned int i, j;
 554         u8 __iomem *cis;
 555
 556         cis = pci_iomap(pdev, 1, 0);
 557         if (!cis)
 558                 return -EIO;
 559
 560         dev_info(&pdev->dev, "S/N ");
 561
 562         for (i = 0xe0; i < 0x100; i += 4) {
 563                 u32 val = readl(&cis[i]);
 564                 for (j = 0; j < 32; j += 8) {
 565                         if ((val & 0xff) == 0xff)
 566                                 goto out;
 567                         printk("%c", val & 0xff);
 568                         val >>= 8;
 569                 }
 570         }
 571 out:
 572         printk("\n");
 573         pci_iounmap(pdev, cis);
 574
 575         return 0;
 576 }
 577
 578 static int __devinit pluto2_probe(struct pci_dev *pdev,
 579                                   const struct pci_device_id *ent)
 580 {
 581         struct pluto *pluto;
 582         struct dvb_adapter *dvb_adapter;
 583         struct dvb_demux *dvbdemux;
 584         struct dmx_demux *dmx;
 585         int ret = -ENOMEM;
 586
 587         pluto = kzalloc(sizeof(struct pluto), GFP_KERNEL);
 588         if (!pluto)
 589                 goto out;
 590
 591         pluto->pdev = pdev;
 592
 593         ret = pci_enable_device(pdev);
 594         if (ret < 0)
 595                 goto err_kfree;
 596
 597         /* enable interrupts */
 598         pci_write_config_dword(pdev, 0x6c, 0x8000);
 599
 600         ret = pci_set_dma_mask(pdev, DMA_32BIT_MASK);
 601         if (ret < 0)
 602                 goto err_pci_disable_device;
 603
 604         pci_set_master(pdev);
 605
 606         ret = pci_request_regions(pdev, DRIVER_NAME);
 607         if (ret < 0)
 608                 goto err_pci_disable_device;
 609
 610         pluto->io_mem = pci_iomap(pdev, 0, 0x40);
 611         if (!pluto->io_mem) {
 612                 ret = -EIO;
 613                 goto err_pci_release_regions;
 614         }
 615
 616         pci_set_drvdata(pdev, pluto);
 617
 618         ret = request_irq(pdev->irq, pluto_irq, SA_SHIRQ, DRIVER_NAME, pluto);
 619         if (ret < 0)
 620                 goto err_pci_iounmap;
 621
 622         ret = pluto_hw_init(pluto);
 623         if (ret < 0)
 624                 goto err_free_irq;
 625
 626         /* i2c */
 627         i2c_set_adapdata(&pluto->i2c_adap, pluto);
 628         strcpy(pluto->i2c_adap.name, DRIVER_NAME);
 629         pluto->i2c_adap.owner = THIS_MODULE;
 630         pluto->i2c_adap.class = I2C_CLASS_TV_DIGITAL;
 631         pluto->i2c_adap.dev.parent = &pdev->dev;
 632         pluto->i2c_adap.algo_data = &pluto->i2c_bit;
 633         pluto->i2c_bit.data = pluto;
 634         pluto->i2c_bit.setsda = pluto_setsda;
 635         pluto->i2c_bit.setscl = pluto_setscl;
 636         pluto->i2c_bit.getsda = pluto_getsda;
 637         pluto->i2c_bit.getscl = pluto_getscl;
 638         pluto->i2c_bit.udelay = 10;
 639         pluto->i2c_bit.timeout = 10;
 640
 641         /* Raise SCL and SDA */
 642         pluto_setsda(pluto, 1);
 643         pluto_setscl(pluto, 1);
 644
 645         ret = i2c_bit_add_bus(&pluto->i2c_adap);
 646         if (ret < 0)
 647                 goto err_pluto_hw_exit;
 648
 649         /* dvb */
 650         ret = dvb_register_adapter(&pluto->dvb_adapter, DRIVER_NAME, THIS_MODULE);
 651         if (ret < 0)
 652                 goto err_i2c_bit_del_bus;
 653
 654         dvb_adapter = &pluto->dvb_adapter;
 655
 656         pluto_read_rev(pluto);
 657         pluto_read_serial(pluto);
 658         pluto_read_mac(pluto, dvb_adapter->proposed_mac);
 659
 660         dvbdemux = &pluto->demux;
 661         dvbdemux->filternum = 256;
 662         dvbdemux->feednum = 256;
 663         dvbdemux->start_feed = pluto_start_feed;
 664         dvbdemux->stop_feed = pluto_stop_feed;
 665         dvbdemux->dmx.capabilities = (DMX_TS_FILTERING |
 666                         DMX_SECTION_FILTERING | DMX_MEMORY_BASED_FILTERING);
 667         ret = dvb_dmx_init(dvbdemux);
 668         if (ret < 0)
 669                 goto err_dvb_unregister_adapter;
 670
 671         dmx = &dvbdemux->dmx;
 672
 673         pluto->hw_frontend.source = DMX_FRONTEND_0;
 674         pluto->mem_frontend.source = DMX_MEMORY_FE;
 675         pluto->dmxdev.filternum = NHWFILTERS;
 676         pluto->dmxdev.demux = dmx;
 677
 678         ret = dvb_dmxdev_init(&pluto->dmxdev, dvb_adapter);
 679         if (ret < 0)
 680                 goto err_dvb_dmx_release;
 681
 682         ret = dmx->add_frontend(dmx, &pluto->hw_frontend);
 683         if (ret < 0)
 684                 goto err_dvb_dmxdev_release;
 685
 686         ret = dmx->add_frontend(dmx, &pluto->mem_frontend);
 687         if (ret < 0)
 688                 goto err_remove_hw_frontend;
 689
 690         ret = dmx->connect_frontend(dmx, &pluto->hw_frontend);
 691         if (ret < 0)
 692                 goto err_remove_mem_frontend;
 693
 694         ret = frontend_init(pluto);
 695         if (ret < 0)
 696                 goto err_disconnect_frontend;
 697
 698         dvb_net_init(dvb_adapter, &pluto->dvbnet, dmx);
 699 out:
 700         return ret;
 701
 702 err_disconnect_frontend:
 703         dmx->disconnect_frontend(dmx);
 704 err_remove_mem_frontend:
 705         dmx->remove_frontend(dmx, &pluto->mem_frontend);
 706 err_remove_hw_frontend:
 707         dmx->remove_frontend(dmx, &pluto->hw_frontend);
 708 err_dvb_dmxdev_release:
 709         dvb_dmxdev_release(&pluto->dmxdev);
 710 err_dvb_dmx_release:
 711         dvb_dmx_release(dvbdemux);
 712 err_dvb_unregister_adapter:
 713         dvb_unregister_adapter(dvb_adapter);
 714 err_i2c_bit_del_bus:
 715         i2c_bit_del_bus(&pluto->i2c_adap);
 716 err_pluto_hw_exit:
 717         pluto_hw_exit(pluto);
 718 err_free_irq:
 719         free_irq(pdev->irq, pluto);
 720 err_pci_iounmap:
 721         pci_iounmap(pdev, pluto->io_mem);
 722 err_pci_release_regions:
 723         pci_release_regions(pdev);
 724 err_pci_disable_device:
 725         pci_disable_device(pdev);
 726 err_kfree:
 727         pci_set_drvdata(pdev, NULL);
 728         kfree(pluto);
 729         goto out;
 730 }
 731
 732 static void __devexit pluto2_remove(struct pci_dev *pdev)
 733 {
 734         struct pluto *pluto = pci_get_drvdata(pdev);
 735         struct dvb_adapter *dvb_adapter = &pluto->dvb_adapter;
 736         struct dvb_demux *dvbdemux = &pluto->demux;
 737         struct dmx_demux *dmx = &dvbdemux->dmx;
 738
 739         dmx->close(dmx);
 740         dvb_net_release(&pluto->dvbnet);
 741         if (pluto->fe)
 742                 dvb_unregister_frontend(pluto->fe);
 743
 744         dmx->disconnect_frontend(dmx);
 745         dmx->remove_frontend(dmx, &pluto->mem_frontend);
 746         dmx->remove_frontend(dmx, &pluto->hw_frontend);
 747         dvb_dmxdev_release(&pluto->dmxdev);
 748         dvb_dmx_release(dvbdemux);
 749         dvb_unregister_adapter(dvb_adapter);
 750         i2c_bit_del_bus(&pluto->i2c_adap);
 751         pluto_hw_exit(pluto);
 752         free_irq(pdev->irq, pluto);
 753         pci_iounmap(pdev, pluto->io_mem);
 754         pci_release_regions(pdev);
 755         pci_disable_device(pdev);
 756         pci_set_drvdata(pdev, NULL);
 757         kfree(pluto);
 758 }
 759
 760 #ifndef PCI_VENDOR_ID_SCM
 761 #define PCI_VENDOR_ID_SCM       0x0432
 762 #endif
 763 #ifndef PCI_DEVICE_ID_PLUTO2
 764 #define PCI_DEVICE_ID_PLUTO2    0x0001
 765 #endif
 766
 767 static struct pci_device_id pluto2_id_table[] __devinitdata = {
 768         {
 769                 .vendor = PCI_VENDOR_ID_SCM,
 770                 .device = PCI_DEVICE_ID_PLUTO2,
 771                 .subvendor = PCI_ANY_ID,
 772                 .subdevice = PCI_ANY_ID,
 773         }, {
 774                 /* empty */
 775         },
 776 };
 777
 778 MODULE_DEVICE_TABLE(pci, pluto2_id_table);
 779
 780 static struct pci_driver pluto2_driver = {
 781         .name = DRIVER_NAME,
 782         .id_table = pluto2_id_table,
 783         .probe = pluto2_probe,
 784         .remove = __devexit_p(pluto2_remove),
 785 };
 786
 787 static int __init pluto2_init(void)
 788 {
 789         return pci_register_driver(&pluto2_driver);
 790 }
 791
 792 static void __exit pluto2_exit(void)
 793 {
 794         pci_unregister_driver(&pluto2_driver);
 795 }
 796
 797 module_init(pluto2_init);
 798 module_exit(pluto2_exit);
 799
 800 MODULE_AUTHOR("Andreas Oberritter <obi@linuxtv.org>");
 801 MODULE_DESCRIPTION("Pluto2 driver");
 802 MODULE_LICENSE("GPL");