git.oblomov.eu Git - linux-2.6/blob - drivers/media/dvb/ttpci/budget-av.c

   1 /*
   2  * budget-av.c: driver for the SAA7146 based Budget DVB cards
   3  *              with analog video in
   4  *
   5  * Compiled from various sources by Michael Hunold <michael@mihu.de>
   6  *
   7  * CI interface support (c) 2004 Olivier Gournet <ogournet@anevia.com> &
   8  *                               Andrew de Quincey <adq_dvb@lidskialf.net>
   9  *
  10  * Copyright (C) 2002 Ralph Metzler <rjkm@metzlerbros.de>
  11  *
  12  * Copyright (C) 1999-2002 Ralph  Metzler
  13  *                       & Marcus Metzler for convergence integrated media GmbH
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License
  17  * as published by the Free Software Foundation; either version 2
  18  * of the License, or (at your option) any later version.
  19  *
  20  *
  21  * This program is distributed in the hope that it will be useful,
  22  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  23  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24  * GNU General Public License for more details.
  25  *
  26  *
  27  * You should have received a copy of the GNU General Public License
  28  * along with this program; if not, write to the Free Software
  29  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  30  * Or, point your browser to http://www.gnu.org/copyleft/gpl.html
  31  *
  32  *
  33  * the project's page is at http://www.linuxtv.org/dvb/
  34  */
  35
  36 #include "budget.h"
  37 #include "stv0299.h"
  38 #include "tda10021.h"
  39 #include "tda1004x.h"
  40 #include "dvb-pll.h"
  41 #include <media/saa7146_vv.h>
  42 #include <linux/module.h>
  43 #include <linux/errno.h>
  44 #include <linux/slab.h>
  45 #include <linux/interrupt.h>
  46 #include <linux/input.h>
  47 #include <linux/spinlock.h>
  48
  49 #include "dvb_ca_en50221.h"
  50
  51 #define DEBICICAM               0x02420000
  52
  53 #define SLOTSTATUS_NONE         1
  54 #define SLOTSTATUS_PRESENT      2
  55 #define SLOTSTATUS_RESET        4
  56 #define SLOTSTATUS_READY        8
  57 #define SLOTSTATUS_OCCUPIED     (SLOTSTATUS_PRESENT|SLOTSTATUS_RESET|SLOTSTATUS_READY)
  58
  59 struct budget_av {
  60         struct budget budget;
  61         struct video_device *vd;
  62         int cur_input;
  63         int has_saa7113;
  64         struct tasklet_struct ciintf_irq_tasklet;
  65         int slot_status;
  66         struct dvb_ca_en50221 ca;
  67         u8 reinitialise_demod:1;
  68         u8 tda10021_poclkp:1;
  69         u8 tda10021_ts_enabled;
  70         int (*tda10021_set_frontend)(struct dvb_frontend *fe, struct dvb_frontend_parameters *p);
  71 };
  72
  73 static int ciintf_slot_shutdown(struct dvb_ca_en50221 *ca, int slot);
  74
  75
  76 /* GPIO Connections:
  77  * 0 - Vcc/Reset (Reset is controlled by capacitor). Resets the frontend *AS WELL*!
  78  * 1 - CI memory select 0=>IO memory, 1=>Attribute Memory
  79  * 2 - CI Card Enable (Active Low)
  80  * 3 - CI Card Detect
  81  */
  82
  83 /****************************************************************************
  84  * INITIALIZATION
  85  ****************************************************************************/
  86
  87 static u8 i2c_readreg(struct i2c_adapter *i2c, u8 id, u8 reg)
  88 {
  89         u8 mm1[] = { 0x00 };
  90         u8 mm2[] = { 0x00 };
  91         struct i2c_msg msgs[2];
  92
  93         msgs[0].flags = 0;
  94         msgs[1].flags = I2C_M_RD;
  95         msgs[0].addr = msgs[1].addr = id / 2;
  96         mm1[0] = reg;
  97         msgs[0].len = 1;
  98         msgs[1].len = 1;
  99         msgs[0].buf = mm1;
 100         msgs[1].buf = mm2;
 101
 102         i2c_transfer(i2c, msgs, 2);
 103
 104         return mm2[0];
 105 }
 106
 107 static int i2c_readregs(struct i2c_adapter *i2c, u8 id, u8 reg, u8 * buf, u8 len)
 108 {
 109         u8 mm1[] = { reg };
 110         struct i2c_msg msgs[2] = {
 111                 {.addr = id / 2,.flags = 0,.buf = mm1,.len = 1},
 112                 {.addr = id / 2,.flags = I2C_M_RD,.buf = buf,.len = len}
 113         };
 114
 115         if (i2c_transfer(i2c, msgs, 2) != 2)
 116                 return -EIO;
 117
 118         return 0;
 119 }
 120
 121 static int i2c_writereg(struct i2c_adapter *i2c, u8 id, u8 reg, u8 val)
 122 {
 123         u8 msg[2] = { reg, val };
 124         struct i2c_msg msgs;
 125
 126         msgs.flags = 0;
 127         msgs.addr = id / 2;
 128         msgs.len = 2;
 129         msgs.buf = msg;
 130         return i2c_transfer(i2c, &msgs, 1);
 131 }
 132
 133 static int ciintf_read_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address)
 134 {
 135         struct budget_av *budget_av = (struct budget_av *) ca->data;
 136         int result;
 137
 138         if (slot != 0)
 139                 return -EINVAL;
 140
 141         saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTHI);
 142         udelay(1);
 143
 144         result = ttpci_budget_debiread(&budget_av->budget, DEBICICAM, address & 0xfff, 1, 0, 1);
 145         if (result == -ETIMEDOUT) {
 146                 ciintf_slot_shutdown(ca, slot);
 147                 printk(KERN_INFO "budget-av: cam ejected 1\n");
 148         }
 149         return result;
 150 }
 151
 152 static int ciintf_write_attribute_mem(struct dvb_ca_en50221 *ca, int slot, int address, u8 value)
 153 {
 154         struct budget_av *budget_av = (struct budget_av *) ca->data;
 155         int result;
 156
 157         if (slot != 0)
 158                 return -EINVAL;
 159
 160         saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTHI);
 161         udelay(1);
 162
 163         result = ttpci_budget_debiwrite(&budget_av->budget, DEBICICAM, address & 0xfff, 1, value, 0, 1);
 164         if (result == -ETIMEDOUT) {
 165                 ciintf_slot_shutdown(ca, slot);
 166                 printk(KERN_INFO "budget-av: cam ejected 2\n");
 167         }
 168         return result;
 169 }
 170
 171 static int ciintf_read_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address)
 172 {
 173         struct budget_av *budget_av = (struct budget_av *) ca->data;
 174         int result;
 175
 176         if (slot != 0)
 177                 return -EINVAL;
 178
 179         saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
 180         udelay(1);
 181
 182         result = ttpci_budget_debiread(&budget_av->budget, DEBICICAM, address & 3, 1, 0, 0);
 183         if ((result == -ETIMEDOUT) || ((result == 0xff) && ((address & 3) < 2))) {
 184                 ciintf_slot_shutdown(ca, slot);
 185                 printk(KERN_INFO "budget-av: cam ejected 3\n");
 186                 return -ETIMEDOUT;
 187         }
 188         return result;
 189 }
 190
 191 static int ciintf_write_cam_control(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value)
 192 {
 193         struct budget_av *budget_av = (struct budget_av *) ca->data;
 194         int result;
 195
 196         if (slot != 0)
 197                 return -EINVAL;
 198
 199         saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
 200         udelay(1);
 201
 202         result = ttpci_budget_debiwrite(&budget_av->budget, DEBICICAM, address & 3, 1, value, 0, 0);
 203         if (result == -ETIMEDOUT) {
 204                 ciintf_slot_shutdown(ca, slot);
 205                 printk(KERN_INFO "budget-av: cam ejected 5\n");
 206         }
 207         return result;
 208 }
 209
 210 static int ciintf_slot_reset(struct dvb_ca_en50221 *ca, int slot)
 211 {
 212         struct budget_av *budget_av = (struct budget_av *) ca->data;
 213         struct saa7146_dev *saa = budget_av->budget.dev;
 214
 215         if (slot != 0)
 216                 return -EINVAL;
 217
 218         dprintk(1, "ciintf_slot_reset\n");
 219         budget_av->slot_status = SLOTSTATUS_RESET;
 220
 221         saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTHI); /* disable card */
 222
 223         saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI); /* Vcc off */
 224         msleep(2);
 225         saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTLO); /* Vcc on */
 226         msleep(20); /* 20 ms Vcc settling time */
 227
 228         saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTLO); /* enable card */
 229         ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTB);
 230         msleep(20);
 231
 232         /* reinitialise the frontend if necessary */
 233         if (budget_av->reinitialise_demod)
 234                 dvb_frontend_reinitialise(budget_av->budget.dvb_frontend);
 235
 236         /* set tda10021 back to original clock configuration on reset */
 237         if (budget_av->tda10021_poclkp) {
 238                 tda10021_write_byte(budget_av->budget.dvb_frontend, 0x12, 0xa0);
 239                 budget_av->tda10021_ts_enabled = 0;
 240         }
 241
 242         return 0;
 243 }
 244
 245 static int ciintf_slot_shutdown(struct dvb_ca_en50221 *ca, int slot)
 246 {
 247         struct budget_av *budget_av = (struct budget_av *) ca->data;
 248         struct saa7146_dev *saa = budget_av->budget.dev;
 249
 250         if (slot != 0)
 251                 return -EINVAL;
 252
 253         dprintk(1, "ciintf_slot_shutdown\n");
 254
 255         ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTB);
 256         budget_av->slot_status = SLOTSTATUS_NONE;
 257
 258         /* set tda10021 back to original clock configuration when cam removed */
 259         if (budget_av->tda10021_poclkp) {
 260                 tda10021_write_byte(budget_av->budget.dvb_frontend, 0x12, 0xa0);
 261                 budget_av->tda10021_ts_enabled = 0;
 262         }
 263         return 0;
 264 }
 265
 266 static int ciintf_slot_ts_enable(struct dvb_ca_en50221 *ca, int slot)
 267 {
 268         struct budget_av *budget_av = (struct budget_av *) ca->data;
 269         struct saa7146_dev *saa = budget_av->budget.dev;
 270
 271         if (slot != 0)
 272                 return -EINVAL;
 273
 274         dprintk(1, "ciintf_slot_ts_enable: %d\n", budget_av->slot_status);
 275
 276         ttpci_budget_set_video_port(saa, BUDGET_VIDEO_PORTA);
 277
 278         /* tda10021 seems to need a different TS clock config when data is routed to the CAM */
 279         if (budget_av->tda10021_poclkp) {
 280                 tda10021_write_byte(budget_av->budget.dvb_frontend, 0x12, 0xa1);
 281                 budget_av->tda10021_ts_enabled = 1;
 282         }
 283
 284         return 0;
 285 }
 286
 287 static int ciintf_poll_slot_status(struct dvb_ca_en50221 *ca, int slot, int open)
 288 {
 289         struct budget_av *budget_av = (struct budget_av *) ca->data;
 290         struct saa7146_dev *saa = budget_av->budget.dev;
 291         int result;
 292
 293         if (slot != 0)
 294                 return -EINVAL;
 295
 296         /* test the card detect line - needs to be done carefully
 297          * since it never goes high for some CAMs on this interface (e.g. topuptv) */
 298         if (budget_av->slot_status == SLOTSTATUS_NONE) {
 299                 saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
 300                 udelay(1);
 301                 if (saa7146_read(saa, PSR) & MASK_06) {
 302                         if (budget_av->slot_status == SLOTSTATUS_NONE) {
 303                                 budget_av->slot_status = SLOTSTATUS_PRESENT;
 304                                 printk(KERN_INFO "budget-av: cam inserted A\n");
 305                         }
 306                 }
 307                 saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTLO);
 308         }
 309
 310         /* We also try and read from IO memory to work round the above detection bug. If
 311          * there is no CAM, we will get a timeout. Only done if there is no cam
 312          * present, since this test actually breaks some cams :(
 313          *
 314          * if the CI interface is not open, we also do the above test since we
 315          * don't care if the cam has problems - we'll be resetting it on open() anyway */
 316         if ((budget_av->slot_status == SLOTSTATUS_NONE) || (!open)) {
 317                 saa7146_setgpio(budget_av->budget.dev, 1, SAA7146_GPIO_OUTLO);
 318                 result = ttpci_budget_debiread(&budget_av->budget, DEBICICAM, 0, 1, 0, 1);
 319                 if ((result >= 0) && (budget_av->slot_status == SLOTSTATUS_NONE)) {
 320                         budget_av->slot_status = SLOTSTATUS_PRESENT;
 321                         printk(KERN_INFO "budget-av: cam inserted B\n");
 322                 } else if (result < 0) {
 323                         if (budget_av->slot_status != SLOTSTATUS_NONE) {
 324                                 ciintf_slot_shutdown(ca, slot);
 325                                 printk(KERN_INFO "budget-av: cam ejected 5\n");
 326                                 return 0;
 327                         }
 328                 }
 329         }
 330
 331         /* read from attribute memory in reset/ready state to know when the CAM is ready */
 332         if (budget_av->slot_status == SLOTSTATUS_RESET) {
 333                 result = ciintf_read_attribute_mem(ca, slot, 0);
 334                 if (result == 0x1d) {
 335                         budget_av->slot_status = SLOTSTATUS_READY;
 336                 }
 337         }
 338
 339         /* work out correct return code */
 340         if (budget_av->slot_status != SLOTSTATUS_NONE) {
 341                 if (budget_av->slot_status & SLOTSTATUS_READY) {
 342                         return DVB_CA_EN50221_POLL_CAM_PRESENT | DVB_CA_EN50221_POLL_CAM_READY;
 343                 }
 344                 return DVB_CA_EN50221_POLL_CAM_PRESENT;
 345         }
 346         return 0;
 347 }
 348
 349 static int ciintf_init(struct budget_av *budget_av)
 350 {
 351         struct saa7146_dev *saa = budget_av->budget.dev;
 352         int result;
 353
 354         memset(&budget_av->ca, 0, sizeof(struct dvb_ca_en50221));
 355
 356         saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTLO);
 357         saa7146_setgpio(saa, 1, SAA7146_GPIO_OUTLO);
 358         saa7146_setgpio(saa, 2, SAA7146_GPIO_OUTLO);
 359         saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTLO);
 360
 361         /* Enable DEBI pins */
 362         saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16) | 0x800);
 363
 364         /* register CI interface */
 365         budget_av->ca.owner = THIS_MODULE;
 366         budget_av->ca.read_attribute_mem = ciintf_read_attribute_mem;
 367         budget_av->ca.write_attribute_mem = ciintf_write_attribute_mem;
 368         budget_av->ca.read_cam_control = ciintf_read_cam_control;
 369         budget_av->ca.write_cam_control = ciintf_write_cam_control;
 370         budget_av->ca.slot_reset = ciintf_slot_reset;
 371         budget_av->ca.slot_shutdown = ciintf_slot_shutdown;
 372         budget_av->ca.slot_ts_enable = ciintf_slot_ts_enable;
 373         budget_av->ca.poll_slot_status = ciintf_poll_slot_status;
 374         budget_av->ca.data = budget_av;
 375         budget_av->budget.ci_present = 1;
 376         budget_av->slot_status = SLOTSTATUS_NONE;
 377
 378         if ((result = dvb_ca_en50221_init(&budget_av->budget.dvb_adapter,
 379                                           &budget_av->ca, 0, 1)) != 0) {
 380                 printk(KERN_ERR "budget-av: ci initialisation failed.\n");
 381                 goto error;
 382         }
 383
 384         printk(KERN_INFO "budget-av: ci interface initialised.\n");
 385         return 0;
 386
 387 error:
 388         saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
 389         return result;
 390 }
 391
 392 static void ciintf_deinit(struct budget_av *budget_av)
 393 {
 394         struct saa7146_dev *saa = budget_av->budget.dev;
 395
 396         saa7146_setgpio(saa, 0, SAA7146_GPIO_INPUT);
 397         saa7146_setgpio(saa, 1, SAA7146_GPIO_INPUT);
 398         saa7146_setgpio(saa, 2, SAA7146_GPIO_INPUT);
 399         saa7146_setgpio(saa, 3, SAA7146_GPIO_INPUT);
 400
 401         /* release the CA device */
 402         dvb_ca_en50221_release(&budget_av->ca);
 403
 404         /* disable DEBI pins */
 405         saa7146_write(saa, MC1, saa7146_read(saa, MC1) | (0x800 << 16));
 406 }
 407
 408
 409 static const u8 saa7113_tab[] = {
 410         0x01, 0x08,
 411         0x02, 0xc0,
 412         0x03, 0x33,
 413         0x04, 0x00,
 414         0x05, 0x00,
 415         0x06, 0xeb,
 416         0x07, 0xe0,
 417         0x08, 0x28,
 418         0x09, 0x00,
 419         0x0a, 0x80,
 420         0x0b, 0x47,
 421         0x0c, 0x40,
 422         0x0d, 0x00,
 423         0x0e, 0x01,
 424         0x0f, 0x44,
 425
 426         0x10, 0x08,
 427         0x11, 0x0c,
 428         0x12, 0x7b,
 429         0x13, 0x00,
 430         0x15, 0x00, 0x16, 0x00, 0x17, 0x00,
 431
 432         0x57, 0xff,
 433         0x40, 0x82, 0x58, 0x00, 0x59, 0x54, 0x5a, 0x07,
 434         0x5b, 0x83, 0x5e, 0x00,
 435         0xff
 436 };
 437
 438 static int saa7113_init(struct budget_av *budget_av)
 439 {
 440         struct budget *budget = &budget_av->budget;
 441         struct saa7146_dev *saa = budget->dev;
 442         const u8 *data = saa7113_tab;
 443
 444         saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTHI);
 445         msleep(200);
 446
 447         if (i2c_writereg(&budget->i2c_adap, 0x4a, 0x01, 0x08) != 1) {
 448                 dprintk(1, "saa7113 not found on KNC card\n");
 449                 return -ENODEV;
 450         }
 451
 452         dprintk(1, "saa7113 detected and initializing\n");
 453
 454         while (*data != 0xff) {
 455                 i2c_writereg(&budget->i2c_adap, 0x4a, *data, *(data + 1));
 456                 data += 2;
 457         }
 458
 459         dprintk(1, "saa7113  status=%02x\n", i2c_readreg(&budget->i2c_adap, 0x4a, 0x1f));
 460
 461         return 0;
 462 }
 463
 464 static int saa7113_setinput(struct budget_av *budget_av, int input)
 465 {
 466         struct budget *budget = &budget_av->budget;
 467
 468         if (1 != budget_av->has_saa7113)
 469                 return -ENODEV;
 470
 471         if (input == 1) {
 472                 i2c_writereg(&budget->i2c_adap, 0x4a, 0x02, 0xc7);
 473                 i2c_writereg(&budget->i2c_adap, 0x4a, 0x09, 0x80);
 474         } else if (input == 0) {
 475                 i2c_writereg(&budget->i2c_adap, 0x4a, 0x02, 0xc0);
 476                 i2c_writereg(&budget->i2c_adap, 0x4a, 0x09, 0x00);
 477         } else
 478                 return -EINVAL;
 479
 480         budget_av->cur_input = input;
 481         return 0;
 482 }
 483
 484
 485 static int philips_su1278_ty_ci_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio)
 486 {
 487         u8 aclk = 0;
 488         u8 bclk = 0;
 489         u8 m1;
 490
 491         aclk = 0xb5;
 492         if (srate < 2000000)
 493                 bclk = 0x86;
 494         else if (srate < 5000000)
 495                 bclk = 0x89;
 496         else if (srate < 15000000)
 497                 bclk = 0x8f;
 498         else if (srate < 45000000)
 499                 bclk = 0x95;
 500
 501         m1 = 0x14;
 502         if (srate < 4000000)
 503                 m1 = 0x10;
 504
 505         stv0299_writereg(fe, 0x13, aclk);
 506         stv0299_writereg(fe, 0x14, bclk);
 507         stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
 508         stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
 509         stv0299_writereg(fe, 0x21, (ratio) & 0xf0);
 510         stv0299_writereg(fe, 0x0f, 0x80 | m1);
 511
 512         return 0;
 513 }
 514
 515 static int philips_su1278_ty_ci_tuner_set_params(struct dvb_frontend *fe,
 516                                                  struct dvb_frontend_parameters *params)
 517 {
 518         u32 div;
 519         u8 buf[4];
 520         struct budget *budget = (struct budget *) fe->dvb->priv;
 521         struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
 522
 523         if ((params->frequency < 950000) || (params->frequency > 2150000))
 524                 return -EINVAL;
 525
 526         div = (params->frequency + (125 - 1)) / 125;    // round correctly
 527         buf[0] = (div >> 8) & 0x7f;
 528         buf[1] = div & 0xff;
 529         buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
 530         buf[3] = 0x20;
 531
 532         if (params->u.qpsk.symbol_rate < 4000000)
 533                 buf[3] |= 1;
 534
 535         if (params->frequency < 1250000)
 536                 buf[3] |= 0;
 537         else if (params->frequency < 1550000)
 538                 buf[3] |= 0x40;
 539         else if (params->frequency < 2050000)
 540                 buf[3] |= 0x80;
 541         else if (params->frequency < 2150000)
 542                 buf[3] |= 0xC0;
 543
 544         if (fe->ops.i2c_gate_ctrl)
 545                 fe->ops.i2c_gate_ctrl(fe, 1);
 546         if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
 547                 return -EIO;
 548         return 0;
 549 }
 550
 551 #define MIN2(a,b) ((a) < (b) ? (a) : (b))
 552 #define MIN3(a,b,c) MIN2(MIN2(a,b),c)
 553
 554 static int philips_su1278sh2_tua6100_tuner_set_params(struct dvb_frontend *fe,
 555                                                       struct dvb_frontend_parameters *params)
 556 {
 557         u8 reg0 [2] = { 0x00, 0x00 };
 558         u8 reg1 [4] = { 0x01, 0x00, 0x00, 0x00 };
 559         u8 reg2 [3] = { 0x02, 0x00, 0x00 };
 560         int _fband;
 561         int first_ZF;
 562         int R, A, N, P, M;
 563         struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = NULL,.len = 0 };
 564         int freq = params->frequency;
 565         struct budget *budget = (struct budget *) fe->dvb->priv;
 566
 567         first_ZF = (freq) / 1000;
 568
 569         if (abs(MIN2(abs(first_ZF-1190),abs(first_ZF-1790))) <
 570                    abs(MIN3(abs(first_ZF-1202),abs(first_ZF-1542),abs(first_ZF-1890))))
 571                 _fband = 2;
 572         else
 573                 _fband = 3;
 574
 575         if (_fband == 2) {
 576                 if (((first_ZF >= 950) && (first_ZF < 1350)) ||
 577                                     ((first_ZF >= 1430) && (first_ZF < 1950)))
 578                         reg0[1] = 0x07;
 579                 else if (((first_ZF >= 1350) && (first_ZF < 1430)) ||
 580                                          ((first_ZF >= 1950) && (first_ZF < 2150)))
 581                         reg0[1] = 0x0B;
 582         }
 583
 584         if(_fband == 3) {
 585                 if (((first_ZF >= 950) && (first_ZF < 1350)) ||
 586                                     ((first_ZF >= 1455) && (first_ZF < 1950)))
 587                         reg0[1] = 0x07;
 588                 else if (((first_ZF >= 1350) && (first_ZF < 1420)) ||
 589                                          ((first_ZF >= 1950) && (first_ZF < 2150)))
 590                         reg0[1] = 0x0B;
 591                 else if ((first_ZF >= 1420) && (first_ZF < 1455))
 592                         reg0[1] = 0x0F;
 593         }
 594
 595         if (first_ZF > 1525)
 596                 reg1[1] |= 0x80;
 597         else
 598                 reg1[1] &= 0x7F;
 599
 600         if (_fband == 2) {
 601                 if (first_ZF > 1430) { /* 1430MHZ */
 602                         reg1[1] &= 0xCF; /* N2 */
 603                         reg2[1] &= 0xCF; /* R2 */
 604                         reg2[1] |= 0x10;
 605                 } else {
 606                         reg1[1] &= 0xCF; /* N2 */
 607                         reg1[1] |= 0x20;
 608                         reg2[1] &= 0xCF; /* R2 */
 609                         reg2[1] |= 0x10;
 610                 }
 611         }
 612
 613         if (_fband == 3) {
 614                 if ((first_ZF >= 1455) &&
 615                                    (first_ZF < 1630)) {
 616                         reg1[1] &= 0xCF; /* N2 */
 617                         reg1[1] |= 0x20;
 618                         reg2[1] &= 0xCF; /* R2 */
 619                                    } else {
 620                                            if (first_ZF < 1455) {
 621                                                    reg1[1] &= 0xCF; /* N2 */
 622                                                    reg1[1] |= 0x20;
 623                                                    reg2[1] &= 0xCF; /* R2 */
 624                                                    reg2[1] |= 0x10;
 625                                            } else {
 626                                                    if (first_ZF >= 1630) {
 627                                                            reg1[1] &= 0xCF; /* N2 */
 628                                                            reg2[1] &= 0xCF; /* R2 */
 629                                                            reg2[1] |= 0x10;
 630                                                    }
 631                                            }
 632                                    }
 633         }
 634
 635         /* set ports, enable P0 for symbol rates > 4Ms/s */
 636         if (params->u.qpsk.symbol_rate >= 4000000)
 637                 reg1[1] |= 0x0c;
 638         else
 639                 reg1[1] |= 0x04;
 640
 641         reg2[1] |= 0x0c;
 642
 643         R = 64;
 644         A = 64;
 645         P = 64;  //32
 646
 647         M = (freq * R) / 4;             /* in Mhz */
 648         N = (M - A * 1000) / (P * 1000);
 649
 650         reg1[1] |= (N >> 9) & 0x03;
 651         reg1[2]  = (N >> 1) & 0xff;
 652         reg1[3]  = (N << 7) & 0x80;
 653
 654         reg2[1] |= (R >> 8) & 0x03;
 655         reg2[2]  = R & 0xFF;    /* R */
 656
 657         reg1[3] |= A & 0x7f;    /* A */
 658
 659         if (P == 64)
 660                 reg1[1] |= 0x40; /* Prescaler 64/65 */
 661
 662         reg0[1] |= 0x03;
 663
 664         /* already enabled - do not reenable i2c repeater or TX fails */
 665         if (fe->ops.i2c_gate_ctrl)
 666                 fe->ops.i2c_gate_ctrl(fe, 1);
 667         msg.buf = reg0;
 668         msg.len = sizeof(reg0);
 669         if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
 670                 return -EIO;
 671
 672         if (fe->ops.i2c_gate_ctrl)
 673                 fe->ops.i2c_gate_ctrl(fe, 1);
 674         msg.buf = reg1;
 675         msg.len = sizeof(reg1);
 676         if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
 677                 return -EIO;
 678
 679         if (fe->ops.i2c_gate_ctrl)
 680                 fe->ops.i2c_gate_ctrl(fe, 1);
 681         msg.buf = reg2;
 682         msg.len = sizeof(reg2);
 683         if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
 684                 return -EIO;
 685
 686         return 0;
 687 }
 688
 689 static u8 typhoon_cinergy1200s_inittab[] = {
 690         0x01, 0x15,
 691         0x02, 0x30,
 692         0x03, 0x00,
 693         0x04, 0x7d,             /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
 694         0x05, 0x35,             /* I2CT = 0, SCLT = 1, SDAT = 1 */
 695         0x06, 0x40,             /* DAC not used, set to high impendance mode */
 696         0x07, 0x00,             /* DAC LSB */
 697         0x08, 0x40,             /* DiSEqC off */
 698         0x09, 0x00,             /* FIFO */
 699         0x0c, 0x51,             /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
 700         0x0d, 0x82,             /* DC offset compensation = ON, beta_agc1 = 2 */
 701         0x0e, 0x23,             /* alpha_tmg = 2, beta_tmg = 3 */
 702         0x10, 0x3f,             // AGC2  0x3d
 703         0x11, 0x84,
 704         0x12, 0xb9,
 705         0x15, 0xc9,             // lock detector threshold
 706         0x16, 0x00,
 707         0x17, 0x00,
 708         0x18, 0x00,
 709         0x19, 0x00,
 710         0x1a, 0x00,
 711         0x1f, 0x50,
 712         0x20, 0x00,
 713         0x21, 0x00,
 714         0x22, 0x00,
 715         0x23, 0x00,
 716         0x28, 0x00,             // out imp: normal  out type: parallel FEC mode:0
 717         0x29, 0x1e,             // 1/2 threshold
 718         0x2a, 0x14,             // 2/3 threshold
 719         0x2b, 0x0f,             // 3/4 threshold
 720         0x2c, 0x09,             // 5/6 threshold
 721         0x2d, 0x05,             // 7/8 threshold
 722         0x2e, 0x01,
 723         0x31, 0x1f,             // test all FECs
 724         0x32, 0x19,             // viterbi and synchro search
 725         0x33, 0xfc,             // rs control
 726         0x34, 0x93,             // error control
 727         0x0f, 0x92,
 728         0xff, 0xff
 729 };
 730
 731 static struct stv0299_config typhoon_config = {
 732         .demod_address = 0x68,
 733         .inittab = typhoon_cinergy1200s_inittab,
 734         .mclk = 88000000UL,
 735         .invert = 0,
 736         .skip_reinit = 0,
 737         .lock_output = STV0229_LOCKOUTPUT_1,
 738         .volt13_op0_op1 = STV0299_VOLT13_OP0,
 739         .min_delay_ms = 100,
 740         .set_symbol_rate = philips_su1278_ty_ci_set_symbol_rate,
 741 };
 742
 743
 744 static struct stv0299_config cinergy_1200s_config = {
 745         .demod_address = 0x68,
 746         .inittab = typhoon_cinergy1200s_inittab,
 747         .mclk = 88000000UL,
 748         .invert = 0,
 749         .skip_reinit = 0,
 750         .lock_output = STV0229_LOCKOUTPUT_0,
 751         .volt13_op0_op1 = STV0299_VOLT13_OP0,
 752         .min_delay_ms = 100,
 753         .set_symbol_rate = philips_su1278_ty_ci_set_symbol_rate,
 754 };
 755
 756 static struct stv0299_config cinergy_1200s_1894_0010_config = {
 757         .demod_address = 0x68,
 758         .inittab = typhoon_cinergy1200s_inittab,
 759         .mclk = 88000000UL,
 760         .invert = 1,
 761         .skip_reinit = 0,
 762         .lock_output = STV0229_LOCKOUTPUT_1,
 763         .volt13_op0_op1 = STV0299_VOLT13_OP0,
 764         .min_delay_ms = 100,
 765         .set_symbol_rate = philips_su1278_ty_ci_set_symbol_rate,
 766 };
 767
 768 static int philips_cu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
 769 {
 770         struct budget *budget = (struct budget *) fe->dvb->priv;
 771         u8 buf[4];
 772         struct i2c_msg msg = {.addr = 0x60,.flags = 0,.buf = buf,.len = sizeof(buf) };
 773
 774 #define TUNER_MUL 62500
 775
 776         u32 div = (params->frequency + 36125000 + TUNER_MUL / 2) / TUNER_MUL;
 777
 778         buf[0] = (div >> 8) & 0x7f;
 779         buf[1] = div & 0xff;
 780         buf[2] = 0x86;
 781         buf[3] = (params->frequency < 150000000 ? 0x01 :
 782                   params->frequency < 445000000 ? 0x02 : 0x04);
 783
 784         if (fe->ops.i2c_gate_ctrl)
 785                 fe->ops.i2c_gate_ctrl(fe, 1);
 786         if (i2c_transfer(&budget->i2c_adap, &msg, 1) != 1)
 787                 return -EIO;
 788         return 0;
 789 }
 790
 791 static struct tda10021_config philips_cu1216_config = {
 792         .demod_address = 0x0c,
 793 };
 794
 795
 796
 797
 798 static int philips_tu1216_tuner_init(struct dvb_frontend *fe)
 799 {
 800         struct budget *budget = (struct budget *) fe->dvb->priv;
 801         static u8 tu1216_init[] = { 0x0b, 0xf5, 0x85, 0xab };
 802         struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tu1216_init,.len = sizeof(tu1216_init) };
 803
 804         // setup PLL configuration
 805         if (fe->ops.i2c_gate_ctrl)
 806                 fe->ops.i2c_gate_ctrl(fe, 1);
 807         if (i2c_transfer(&budget->i2c_adap, &tuner_msg, 1) != 1)
 808                 return -EIO;
 809         msleep(1);
 810
 811         return 0;
 812 }
 813
 814 static int philips_tu1216_tuner_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
 815 {
 816         struct budget *budget = (struct budget *) fe->dvb->priv;
 817         u8 tuner_buf[4];
 818         struct i2c_msg tuner_msg = {.addr = 0x60,.flags = 0,.buf = tuner_buf,.len =
 819                         sizeof(tuner_buf) };
 820         int tuner_frequency = 0;
 821         u8 band, cp, filter;
 822
 823         // determine charge pump
 824         tuner_frequency = params->frequency + 36166000;
 825         if (tuner_frequency < 87000000)
 826                 return -EINVAL;
 827         else if (tuner_frequency < 130000000)
 828                 cp = 3;
 829         else if (tuner_frequency < 160000000)
 830                 cp = 5;
 831         else if (tuner_frequency < 200000000)
 832                 cp = 6;
 833         else if (tuner_frequency < 290000000)
 834                 cp = 3;
 835         else if (tuner_frequency < 420000000)
 836                 cp = 5;
 837         else if (tuner_frequency < 480000000)
 838                 cp = 6;
 839         else if (tuner_frequency < 620000000)
 840                 cp = 3;
 841         else if (tuner_frequency < 830000000)
 842                 cp = 5;
 843         else if (tuner_frequency < 895000000)
 844                 cp = 7;
 845         else
 846                 return -EINVAL;
 847
 848         // determine band
 849         if (params->frequency < 49000000)
 850                 return -EINVAL;
 851         else if (params->frequency < 161000000)
 852                 band = 1;
 853         else if (params->frequency < 444000000)
 854                 band = 2;
 855         else if (params->frequency < 861000000)
 856                 band = 4;
 857         else
 858                 return -EINVAL;
 859
 860         // setup PLL filter
 861         switch (params->u.ofdm.bandwidth) {
 862         case BANDWIDTH_6_MHZ:
 863                 filter = 0;
 864                 break;
 865
 866         case BANDWIDTH_7_MHZ:
 867                 filter = 0;
 868                 break;
 869
 870         case BANDWIDTH_8_MHZ:
 871                 filter = 1;
 872                 break;
 873
 874         default:
 875                 return -EINVAL;
 876         }
 877
 878         // calculate divisor
 879         // ((36166000+((1000000/6)/2)) + Finput)/(1000000/6)
 880         tuner_frequency = (((params->frequency / 1000) * 6) + 217496) / 1000;
 881
 882         // setup tuner buffer
 883         tuner_buf[0] = (tuner_frequency >> 8) & 0x7f;
 884         tuner_buf[1] = tuner_frequency & 0xff;
 885         tuner_buf[2] = 0xca;
 886         tuner_buf[3] = (cp << 5) | (filter << 3) | band;
 887
 888         if (fe->ops.i2c_gate_ctrl)
 889                 fe->ops.i2c_gate_ctrl(fe, 1);
 890         if (i2c_transfer(&budget->i2c_adap, &tuner_msg, 1) != 1)
 891                 return -EIO;
 892
 893         msleep(1);
 894         return 0;
 895 }
 896
 897 static int philips_tu1216_request_firmware(struct dvb_frontend *fe,
 898                                            const struct firmware **fw, char *name)
 899 {
 900         struct budget *budget = (struct budget *) fe->dvb->priv;
 901
 902         return request_firmware(fw, name, &budget->dev->pci->dev);
 903 }
 904
 905 static struct tda1004x_config philips_tu1216_config = {
 906
 907         .demod_address = 0x8,
 908         .invert = 1,
 909         .invert_oclk = 1,
 910         .xtal_freq = TDA10046_XTAL_4M,
 911         .agc_config = TDA10046_AGC_DEFAULT,
 912         .if_freq = TDA10046_FREQ_3617,
 913         .request_firmware = philips_tu1216_request_firmware,
 914 };
 915
 916 static u8 philips_sd1878_inittab[] = {
 917         0x01, 0x15,
 918         0x02, 0x30,
 919         0x03, 0x00,
 920         0x04, 0x7d,
 921         0x05, 0x35,
 922         0x06, 0x40,
 923         0x07, 0x00,
 924         0x08, 0x43,
 925         0x09, 0x02,
 926         0x0C, 0x51,
 927         0x0D, 0x82,
 928         0x0E, 0x23,
 929         0x10, 0x3f,
 930         0x11, 0x84,
 931         0x12, 0xb9,
 932         0x15, 0xc9,
 933         0x16, 0x19,
 934         0x17, 0x8c,
 935         0x18, 0x59,
 936         0x19, 0xf8,
 937         0x1a, 0xfe,
 938         0x1c, 0x7f,
 939         0x1d, 0x00,
 940         0x1e, 0x00,
 941         0x1f, 0x50,
 942         0x20, 0x00,
 943         0x21, 0x00,
 944         0x22, 0x00,
 945         0x23, 0x00,
 946         0x28, 0x00,
 947         0x29, 0x28,
 948         0x2a, 0x14,
 949         0x2b, 0x0f,
 950         0x2c, 0x09,
 951         0x2d, 0x09,
 952         0x31, 0x1f,
 953         0x32, 0x19,
 954         0x33, 0xfc,
 955         0x34, 0x93,
 956         0xff, 0xff
 957 };
 958
 959 static int philips_sd1878_tda8261_tuner_set_params(struct dvb_frontend *fe,
 960                                                    struct dvb_frontend_parameters *params)
 961 {
 962         u8              buf[4];
 963         int             rc;
 964         struct i2c_msg  tuner_msg = {.addr=0x60,.flags=0,.buf=buf,.len=sizeof(buf)};
 965         struct budget *budget = (struct budget *) fe->dvb->priv;
 966
 967         if((params->frequency < 950000) || (params->frequency > 2150000))
 968                 return -EINVAL;
 969
 970         rc=dvb_pll_configure(&dvb_pll_philips_sd1878_tda8261, buf,
 971                         params->frequency, 0);
 972         if(rc < 0) return rc;
 973
 974         if (fe->ops.i2c_gate_ctrl)
 975                 fe->ops.i2c_gate_ctrl(fe, 1);
 976         if(i2c_transfer(&budget->i2c_adap, &tuner_msg, 1) != 1)
 977                 return -EIO;
 978
 979     return 0;
 980 }
 981
 982 static int philips_sd1878_ci_set_symbol_rate(struct dvb_frontend *fe,
 983                 u32 srate, u32 ratio)
 984 {
 985         u8 aclk = 0;
 986         u8 bclk = 0;
 987         u8 m1;
 988
 989         aclk = 0xb5;
 990         if (srate < 2000000)
 991                 bclk = 0x86;
 992         else if (srate < 5000000)
 993                 bclk = 0x89;
 994         else if (srate < 15000000)
 995                 bclk = 0x8f;
 996         else if (srate < 45000000)
 997                 bclk = 0x95;
 998
 999         m1 = 0x14;
1000         if (srate < 4000000)
1001                 m1 = 0x10;
1002
1003         stv0299_writereg(fe, 0x0e, 0x23);
1004         stv0299_writereg(fe, 0x0f, 0x94);
1005         stv0299_writereg(fe, 0x10, 0x39);
1006         stv0299_writereg(fe, 0x13, aclk);
1007         stv0299_writereg(fe, 0x14, bclk);
1008         stv0299_writereg(fe, 0x15, 0xc9);
1009         stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
1010         stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
1011         stv0299_writereg(fe, 0x21, (ratio) & 0xf0);
1012         stv0299_writereg(fe, 0x0f, 0x80 | m1);
1013
1014         return 0;
1015 }
1016
1017 static struct stv0299_config philips_sd1878_config = {
1018         .demod_address = 0x68,
1019      .inittab = philips_sd1878_inittab,
1020         .mclk = 88000000UL,
1021         .invert = 0,
1022         .skip_reinit = 0,
1023         .lock_output = STV0229_LOCKOUTPUT_1,
1024         .volt13_op0_op1 = STV0299_VOLT13_OP0,
1025         .min_delay_ms = 100,
1026         .set_symbol_rate = philips_sd1878_ci_set_symbol_rate,
1027 };
1028
1029 static u8 read_pwm(struct budget_av *budget_av)
1030 {
1031         u8 b = 0xff;
1032         u8 pwm;
1033         struct i2c_msg msg[] = { {.addr = 0x50,.flags = 0,.buf = &b,.len = 1},
1034         {.addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1}
1035         };
1036
1037         if ((i2c_transfer(&budget_av->budget.i2c_adap, msg, 2) != 2)
1038             || (pwm == 0xff))
1039                 pwm = 0x48;
1040
1041         return pwm;
1042 }
1043
1044 #define SUBID_DVBS_KNC1         0x0010
1045 #define SUBID_DVBS_KNC1_PLUS    0x0011
1046 #define SUBID_DVBS_TYPHOON      0x4f56
1047 #define SUBID_DVBS_CINERGY1200  0x1154
1048 #define SUBID_DVBS_CYNERGY1200N 0x1155
1049
1050 #define SUBID_DVBS_TV_STAR      0x0014
1051 #define SUBID_DVBS_TV_STAR_CI   0x0016
1052 #define SUBID_DVBS_EASYWATCH_1  0x001a
1053 #define SUBID_DVBS_EASYWATCH    0x001e
1054 #define SUBID_DVBC_KNC1         0x0020
1055 #define SUBID_DVBC_KNC1_PLUS    0x0021
1056 #define SUBID_DVBC_CINERGY1200  0x1156
1057
1058 #define SUBID_DVBT_KNC1_PLUS    0x0031
1059 #define SUBID_DVBT_KNC1         0x0030
1060 #define SUBID_DVBT_CINERGY1200  0x1157
1061
1062
1063 static int tda10021_set_frontend(struct dvb_frontend *fe,
1064                                  struct dvb_frontend_parameters *p)
1065 {
1066         struct budget_av* budget_av = fe->dvb->priv;
1067         int result;
1068
1069         result = budget_av->tda10021_set_frontend(fe, p);
1070         if (budget_av->tda10021_ts_enabled) {
1071                 tda10021_write_byte(budget_av->budget.dvb_frontend, 0x12, 0xa1);
1072         } else {
1073                 tda10021_write_byte(budget_av->budget.dvb_frontend, 0x12, 0xa0);
1074         }
1075
1076         return result;
1077 }
1078
1079 static void frontend_init(struct budget_av *budget_av)
1080 {
1081         struct saa7146_dev * saa = budget_av->budget.dev;
1082         struct dvb_frontend * fe = NULL;
1083
1084         /* Enable / PowerON Frontend */
1085         saa7146_setgpio(saa, 0, SAA7146_GPIO_OUTLO);
1086
1087         /* additional setup necessary for the PLUS cards */
1088         switch (saa->pci->subsystem_device) {
1089                 case SUBID_DVBS_KNC1_PLUS:
1090                 case SUBID_DVBC_KNC1_PLUS:
1091                 case SUBID_DVBT_KNC1_PLUS:
1092                         saa7146_setgpio(saa, 3, SAA7146_GPIO_OUTHI);
1093                         break;
1094         }
1095
1096         switch (saa->pci->subsystem_device) {
1097
1098         case SUBID_DVBS_KNC1:
1099         case SUBID_DVBS_EASYWATCH_1:
1100                 if (saa->pci->subsystem_vendor == 0x1894) {
1101                         fe = stv0299_attach(&cinergy_1200s_1894_0010_config,
1102                                              &budget_av->budget.i2c_adap);
1103                         if (fe) {
1104                                 fe->ops.tuner_ops.set_params = philips_su1278sh2_tua6100_tuner_set_params;
1105                         }
1106                 } else {
1107                         fe = stv0299_attach(&typhoon_config,
1108                                              &budget_av->budget.i2c_adap);
1109                         if (fe) {
1110                                 fe->ops.tuner_ops.set_params = philips_su1278_ty_ci_tuner_set_params;
1111                         }
1112                 }
1113                 break;
1114
1115         case SUBID_DVBS_TV_STAR:
1116         case SUBID_DVBS_TV_STAR_CI:
1117         case SUBID_DVBS_CYNERGY1200N:
1118         case SUBID_DVBS_EASYWATCH:
1119                 fe = stv0299_attach(&philips_sd1878_config,
1120                                 &budget_av->budget.i2c_adap);
1121                 if (fe) {
1122                         fe->ops.tuner_ops.set_params = philips_sd1878_tda8261_tuner_set_params;
1123                 }
1124                 break;
1125
1126         case SUBID_DVBS_KNC1_PLUS:
1127         case SUBID_DVBS_TYPHOON:
1128                 fe = stv0299_attach(&typhoon_config,
1129                                     &budget_av->budget.i2c_adap);
1130                 if (fe) {
1131                         fe->ops.tuner_ops.set_params = philips_su1278_ty_ci_tuner_set_params;
1132                 }
1133                 break;
1134
1135         case SUBID_DVBS_CINERGY1200:
1136                 fe = stv0299_attach(&cinergy_1200s_config,
1137                                     &budget_av->budget.i2c_adap);
1138                 if (fe) {
1139                         fe->ops.tuner_ops.set_params = philips_su1278_ty_ci_tuner_set_params;
1140                 }
1141                 break;
1142
1143         case SUBID_DVBC_KNC1:
1144                 budget_av->reinitialise_demod = 1;
1145                 fe = tda10021_attach(&philips_cu1216_config,
1146                                      &budget_av->budget.i2c_adap,
1147                                      read_pwm(budget_av));
1148                 if (fe) {
1149                         fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set_params;
1150                 }
1151                 break;
1152
1153         case SUBID_DVBC_KNC1_PLUS:
1154         case SUBID_DVBC_CINERGY1200:
1155                 budget_av->reinitialise_demod = 1;
1156                 fe = tda10021_attach(&philips_cu1216_config,
1157                                      &budget_av->budget.i2c_adap,
1158                                      read_pwm(budget_av));
1159                 if (fe) {
1160                         budget_av->tda10021_poclkp = 1;
1161                         budget_av->tda10021_set_frontend = fe->ops.set_frontend;
1162                         fe->ops.set_frontend = tda10021_set_frontend;
1163                         fe->ops.tuner_ops.set_params = philips_cu1216_tuner_set_params;
1164                 }
1165                 break;
1166
1167         case SUBID_DVBT_KNC1:
1168         case SUBID_DVBT_KNC1_PLUS:
1169         case SUBID_DVBT_CINERGY1200:
1170                 budget_av->reinitialise_demod = 1;
1171                 fe = tda10046_attach(&philips_tu1216_config,
1172                                      &budget_av->budget.i2c_adap);
1173                 if (fe) {
1174                         fe->ops.tuner_ops.init = philips_tu1216_tuner_init;
1175                         fe->ops.tuner_ops.set_params = philips_tu1216_tuner_set_params;
1176                 }
1177                 break;
1178         }
1179
1180         if (fe == NULL) {
1181                 printk(KERN_ERR "budget-av: A frontend driver was not found "
1182                                 "for device %04x/%04x subsystem %04x/%04x\n",
1183                        saa->pci->vendor,
1184                        saa->pci->device,
1185                        saa->pci->subsystem_vendor,
1186                        saa->pci->subsystem_device);
1187                 return;
1188         }
1189
1190         budget_av->budget.dvb_frontend = fe;
1191
1192         if (dvb_register_frontend(&budget_av->budget.dvb_adapter,
1193                                   budget_av->budget.dvb_frontend)) {
1194                 printk(KERN_ERR "budget-av: Frontend registration failed!\n");
1195                 if (budget_av->budget.dvb_frontend->ops.release)
1196                         budget_av->budget.dvb_frontend->ops.release(budget_av->budget.dvb_frontend);
1197                 budget_av->budget.dvb_frontend = NULL;
1198         }
1199 }
1200
1201
1202 static void budget_av_irq(struct saa7146_dev *dev, u32 * isr)
1203 {
1204         struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
1205
1206         dprintk(8, "dev: %p, budget_av: %p\n", dev, budget_av);
1207
1208         if (*isr & MASK_10)
1209                 ttpci_budget_irq10_handler(dev, isr);
1210 }
1211
1212 static int budget_av_detach(struct saa7146_dev *dev)
1213 {
1214         struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
1215         int err;
1216
1217         dprintk(2, "dev: %p\n", dev);
1218
1219         if (1 == budget_av->has_saa7113) {
1220                 saa7146_setgpio(dev, 0, SAA7146_GPIO_OUTLO);
1221
1222                 msleep(200);
1223
1224                 saa7146_unregister_device(&budget_av->vd, dev);
1225         }
1226
1227         if (budget_av->budget.ci_present)
1228                 ciintf_deinit(budget_av);
1229
1230         if (budget_av->budget.dvb_frontend != NULL)
1231                 dvb_unregister_frontend(budget_av->budget.dvb_frontend);
1232         err = ttpci_budget_deinit(&budget_av->budget);
1233
1234         kfree(budget_av);
1235
1236         return err;
1237 }
1238
1239 static struct saa7146_ext_vv vv_data;
1240
1241 static int budget_av_attach(struct saa7146_dev *dev, struct saa7146_pci_extension_data *info)
1242 {
1243         struct budget_av *budget_av;
1244         u8 *mac;
1245         int err;
1246
1247         dprintk(2, "dev: %p\n", dev);
1248
1249         if (!(budget_av = kzalloc(sizeof(struct budget_av), GFP_KERNEL)))
1250                 return -ENOMEM;
1251
1252         budget_av->has_saa7113 = 0;
1253         budget_av->budget.ci_present = 0;
1254
1255         dev->ext_priv = budget_av;
1256
1257         if ((err = ttpci_budget_init(&budget_av->budget, dev, info, THIS_MODULE))) {
1258                 kfree(budget_av);
1259                 return err;
1260         }
1261
1262         /* knc1 initialization */
1263         saa7146_write(dev, DD1_STREAM_B, 0x04000000);
1264         saa7146_write(dev, DD1_INIT, 0x07000600);
1265         saa7146_write(dev, MC2, MASK_09 | MASK_25 | MASK_10 | MASK_26);
1266
1267         if (saa7113_init(budget_av) == 0) {
1268                 budget_av->has_saa7113 = 1;
1269
1270                 if (0 != saa7146_vv_init(dev, &vv_data)) {
1271                         /* fixme: proper cleanup here */
1272                         ERR(("cannot init vv subsystem.\n"));
1273                         return err;
1274                 }
1275
1276                 if ((err = saa7146_register_device(&budget_av->vd, dev, "knc1", VFL_TYPE_GRABBER))) {
1277                         /* fixme: proper cleanup here */
1278                         ERR(("cannot register capture v4l2 device.\n"));
1279                         return err;
1280                 }
1281
1282                 /* beware: this modifies dev->vv ... */
1283                 saa7146_set_hps_source_and_sync(dev, SAA7146_HPS_SOURCE_PORT_A,
1284                                                 SAA7146_HPS_SYNC_PORT_A);
1285
1286                 saa7113_setinput(budget_av, 0);
1287         }
1288
1289         /* fixme: find some sane values here... */
1290         saa7146_write(dev, PCI_BT_V1, 0x1c00101f);
1291
1292         mac = budget_av->budget.dvb_adapter.proposed_mac;
1293         if (i2c_readregs(&budget_av->budget.i2c_adap, 0xa0, 0x30, mac, 6)) {
1294                 printk(KERN_ERR "KNC1-%d: Could not read MAC from KNC1 card\n",
1295                        budget_av->budget.dvb_adapter.num);
1296                 memset(mac, 0, 6);
1297         } else {
1298                 printk(KERN_INFO "KNC1-%d: MAC addr = %.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n",
1299                        budget_av->budget.dvb_adapter.num,
1300                        mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
1301         }
1302
1303         budget_av->budget.dvb_adapter.priv = budget_av;
1304         frontend_init(budget_av);
1305         ciintf_init(budget_av);
1306         return 0;
1307 }
1308
1309 #define KNC1_INPUTS 2
1310 static struct v4l2_input knc1_inputs[KNC1_INPUTS] = {
1311         {0, "Composite", V4L2_INPUT_TYPE_TUNER, 1, 0, V4L2_STD_PAL_BG | V4L2_STD_NTSC_M, 0},
1312         {1, "S-Video", V4L2_INPUT_TYPE_CAMERA, 2, 0, V4L2_STD_PAL_BG | V4L2_STD_NTSC_M, 0},
1313 };
1314
1315 static struct saa7146_extension_ioctls ioctls[] = {
1316         {VIDIOC_ENUMINPUT, SAA7146_EXCLUSIVE},
1317         {VIDIOC_G_INPUT, SAA7146_EXCLUSIVE},
1318         {VIDIOC_S_INPUT, SAA7146_EXCLUSIVE},
1319         {0, 0}
1320 };
1321
1322 static int av_ioctl(struct saa7146_fh *fh, unsigned int cmd, void *arg)
1323 {
1324         struct saa7146_dev *dev = fh->dev;
1325         struct budget_av *budget_av = (struct budget_av *) dev->ext_priv;
1326
1327         switch (cmd) {
1328         case VIDIOC_ENUMINPUT:{
1329                 struct v4l2_input *i = arg;
1330
1331                 dprintk(1, "VIDIOC_ENUMINPUT %d.\n", i->index);
1332                 if (i->index < 0 || i->index >= KNC1_INPUTS) {
1333                         return -EINVAL;
1334                 }
1335                 memcpy(i, &knc1_inputs[i->index], sizeof(struct v4l2_input));
1336                 return 0;
1337         }
1338         case VIDIOC_G_INPUT:{
1339                 int *input = (int *) arg;
1340
1341                 *input = budget_av->cur_input;
1342
1343                 dprintk(1, "VIDIOC_G_INPUT %d.\n", *input);
1344                 return 0;
1345         }
1346         case VIDIOC_S_INPUT:{
1347                 int input = *(int *) arg;
1348                 dprintk(1, "VIDIOC_S_INPUT %d.\n", input);
1349                 return saa7113_setinput(budget_av, input);
1350         }
1351         default:
1352                 return -ENOIOCTLCMD;
1353         }
1354         return 0;
1355 }
1356
1357 static struct saa7146_standard standard[] = {
1358         {.name = "PAL",.id = V4L2_STD_PAL,
1359          .v_offset = 0x17,.v_field = 288,
1360          .h_offset = 0x14,.h_pixels = 680,
1361          .v_max_out = 576,.h_max_out = 768 },
1362
1363         {.name = "NTSC",.id = V4L2_STD_NTSC,
1364          .v_offset = 0x16,.v_field = 240,
1365          .h_offset = 0x06,.h_pixels = 708,
1366          .v_max_out = 480,.h_max_out = 640, },
1367 };
1368
1369 static struct saa7146_ext_vv vv_data = {
1370         .inputs = 2,
1371         .capabilities = 0,      // perhaps later: V4L2_CAP_VBI_CAPTURE, but that need tweaking with the saa7113
1372         .flags = 0,
1373         .stds = &standard[0],
1374         .num_stds = sizeof(standard) / sizeof(struct saa7146_standard),
1375         .ioctls = &ioctls[0],
1376         .ioctl = av_ioctl,
1377 };
1378
1379 static struct saa7146_extension budget_extension;
1380
1381 MAKE_BUDGET_INFO(knc1s, "KNC1 DVB-S", BUDGET_KNC1S);
1382 MAKE_BUDGET_INFO(knc1c, "KNC1 DVB-C", BUDGET_KNC1C);
1383 MAKE_BUDGET_INFO(knc1t, "KNC1 DVB-T", BUDGET_KNC1T);
1384 MAKE_BUDGET_INFO(kncxs, "KNC TV STAR DVB-S", BUDGET_TVSTAR);
1385 MAKE_BUDGET_INFO(satewpls, "Satelco EasyWatch DVB-S light", BUDGET_TVSTAR);
1386 MAKE_BUDGET_INFO(satewpls1, "Satelco EasyWatch DVB-S light", BUDGET_KNC1S);
1387 MAKE_BUDGET_INFO(knc1sp, "KNC1 DVB-S Plus", BUDGET_KNC1SP);
1388 MAKE_BUDGET_INFO(knc1cp, "KNC1 DVB-C Plus", BUDGET_KNC1CP);
1389 MAKE_BUDGET_INFO(knc1tp, "KNC1 DVB-T Plus", BUDGET_KNC1TP);
1390 MAKE_BUDGET_INFO(cin1200s, "TerraTec Cinergy 1200 DVB-S", BUDGET_CIN1200S);
1391 MAKE_BUDGET_INFO(cin1200sn, "TerraTec Cinergy 1200 DVB-S", BUDGET_CIN1200S);
1392 MAKE_BUDGET_INFO(cin1200c, "Terratec Cinergy 1200 DVB-C", BUDGET_CIN1200C);
1393 MAKE_BUDGET_INFO(cin1200t, "Terratec Cinergy 1200 DVB-T", BUDGET_CIN1200T);
1394
1395 static struct pci_device_id pci_tbl[] = {
1396         MAKE_EXTENSION_PCI(knc1s, 0x1131, 0x4f56),
1397         MAKE_EXTENSION_PCI(knc1s, 0x1131, 0x0010),
1398         MAKE_EXTENSION_PCI(knc1s, 0x1894, 0x0010),
1399         MAKE_EXTENSION_PCI(knc1sp, 0x1131, 0x0011),
1400         MAKE_EXTENSION_PCI(kncxs, 0x1894, 0x0014),
1401         MAKE_EXTENSION_PCI(kncxs, 0x1894, 0x0016),
1402         MAKE_EXTENSION_PCI(satewpls, 0x1894, 0x001e),
1403         MAKE_EXTENSION_PCI(satewpls1, 0x1894, 0x001a),
1404         MAKE_EXTENSION_PCI(knc1c, 0x1894, 0x0020),
1405         MAKE_EXTENSION_PCI(knc1cp, 0x1894, 0x0021),
1406         MAKE_EXTENSION_PCI(knc1t, 0x1894, 0x0030),
1407         MAKE_EXTENSION_PCI(knc1tp, 0x1894, 0x0031),
1408         MAKE_EXTENSION_PCI(cin1200s, 0x153b, 0x1154),
1409         MAKE_EXTENSION_PCI(cin1200sn, 0x153b, 0x1155),
1410         MAKE_EXTENSION_PCI(cin1200c, 0x153b, 0x1156),
1411         MAKE_EXTENSION_PCI(cin1200t, 0x153b, 0x1157),
1412         {
1413          .vendor = 0,
1414         }
1415 };
1416
1417 MODULE_DEVICE_TABLE(pci, pci_tbl);
1418
1419 static struct saa7146_extension budget_extension = {
1420         .name = "budget_av",
1421         .flags = SAA7146_I2C_SHORT_DELAY,
1422
1423         .pci_tbl = pci_tbl,
1424
1425         .module = THIS_MODULE,
1426         .attach = budget_av_attach,
1427         .detach = budget_av_detach,
1428
1429         .irq_mask = MASK_10,
1430         .irq_func = budget_av_irq,
1431 };
1432
1433 static int __init budget_av_init(void)
1434 {
1435         return saa7146_register_extension(&budget_extension);
1436 }
1437
1438 static void __exit budget_av_exit(void)
1439 {
1440         saa7146_unregister_extension(&budget_extension);
1441 }
1442
1443 module_init(budget_av_init);
1444 module_exit(budget_av_exit);
1445
1446 MODULE_LICENSE("GPL");
1447 MODULE_AUTHOR("Ralph Metzler, Marcus Metzler, Michael Hunold, others");
1448 MODULE_DESCRIPTION("driver for the SAA7146 based so-called "
1449                    "budget PCI DVB w/ analog input and CI-module (e.g. the KNC cards)");