drivers/media/video/cx23885/cx23885-dvb.c

   1 /*
   2  *  Driver for the Conexant CX23885 PCIe bridge
   3  *
   4  *  Copyright (c) 2006 Steven Toth <stoth@hauppauge.com>
   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  *
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with this program; if not, write to the Free Software
  19  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include <linux/module.h>
  23 #include <linux/init.h>
  24 #include <linux/device.h>
  25 #include <linux/fs.h>
  26 #include <linux/kthread.h>
  27 #include <linux/file.h>
  28 #include <linux/suspend.h>
  29
  30 #include "cx23885.h"
  31 #include <media/v4l2-common.h>
  32
  33 #include "s5h1409.h"
  34 #include "mt2131.h"
  35 #include "tda8290.h"
  36 #include "tda18271.h"
  37 #include "lgdt330x.h"
  38 #include "xc5000.h"
  39 #include "tda10048.h"
  40 #include "dvb-pll.h"
  41 #include "tuner-xc2028.h"
  42 #include "tuner-simple.h"
  43
  44 static unsigned int debug;
  45
  46 #define dprintk(level, fmt, arg...)\
  47         do { if (debug >= level)\
  48                 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
  49         } while (0)
  50
  51 /* ------------------------------------------------------------------ */
  52
  53 static unsigned int alt_tuner;
  54 module_param(alt_tuner, int, 0644);
  55 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
  56
  57 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  58
  59 /* ------------------------------------------------------------------ */
  60
  61 static int dvb_buf_setup(struct videobuf_queue *q,
  62                          unsigned int *count, unsigned int *size)
  63 {
  64         struct cx23885_tsport *port = q->priv_data;
  65
  66         port->ts_packet_size  = 188 * 4;
  67         port->ts_packet_count = 32;
  68
  69         *size  = port->ts_packet_size * port->ts_packet_count;
  70         *count = 32;
  71         return 0;
  72 }
  73
  74 static int dvb_buf_prepare(struct videobuf_queue *q,
  75                            struct videobuf_buffer *vb, enum v4l2_field field)
  76 {
  77         struct cx23885_tsport *port = q->priv_data;
  78         return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
  79 }
  80
  81 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  82 {
  83         struct cx23885_tsport *port = q->priv_data;
  84         cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
  85 }
  86
  87 static void dvb_buf_release(struct videobuf_queue *q,
  88                             struct videobuf_buffer *vb)
  89 {
  90         cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
  91 }
  92
  93 static struct videobuf_queue_ops dvb_qops = {
  94         .buf_setup    = dvb_buf_setup,
  95         .buf_prepare  = dvb_buf_prepare,
  96         .buf_queue    = dvb_buf_queue,
  97         .buf_release  = dvb_buf_release,
  98 };
  99
 100 static struct s5h1409_config hauppauge_generic_config = {
 101         .demod_address = 0x32 >> 1,
 102         .output_mode   = S5H1409_SERIAL_OUTPUT,
 103         .gpio          = S5H1409_GPIO_ON,
 104         .qam_if        = 44000,
 105         .inversion     = S5H1409_INVERSION_OFF,
 106         .status_mode   = S5H1409_DEMODLOCKING,
 107         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 108 };
 109
 110 static struct tda10048_config hauppauge_hvr1200_config = {
 111         .demod_address    = 0x10 >> 1,
 112         .output_mode      = TDA10048_SERIAL_OUTPUT,
 113         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 114         .inversion        = TDA10048_INVERSION_ON
 115 };
 116
 117 static struct s5h1409_config hauppauge_ezqam_config = {
 118         .demod_address = 0x32 >> 1,
 119         .output_mode   = S5H1409_SERIAL_OUTPUT,
 120         .gpio          = S5H1409_GPIO_OFF,
 121         .qam_if        = 4000,
 122         .inversion     = S5H1409_INVERSION_ON,
 123         .status_mode   = S5H1409_DEMODLOCKING,
 124         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 125 };
 126
 127 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 128         .demod_address = 0x32 >> 1,
 129         .output_mode   = S5H1409_SERIAL_OUTPUT,
 130         .gpio          = S5H1409_GPIO_OFF,
 131         .qam_if        = 44000,
 132         .inversion     = S5H1409_INVERSION_OFF,
 133         .status_mode   = S5H1409_DEMODLOCKING,
 134         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 135 };
 136
 137 static struct s5h1409_config hauppauge_hvr1500_config = {
 138         .demod_address = 0x32 >> 1,
 139         .output_mode   = S5H1409_SERIAL_OUTPUT,
 140         .gpio          = S5H1409_GPIO_OFF,
 141         .inversion     = S5H1409_INVERSION_OFF,
 142         .status_mode   = S5H1409_DEMODLOCKING,
 143         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 144 };
 145
 146 static struct mt2131_config hauppauge_generic_tunerconfig = {
 147         0x61
 148 };
 149
 150 static struct lgdt330x_config fusionhdtv_5_express = {
 151         .demod_address = 0x0e,
 152         .demod_chip = LGDT3303,
 153         .serial_mpeg = 0x40,
 154 };
 155
 156 static struct s5h1409_config hauppauge_hvr1500q_config = {
 157         .demod_address = 0x32 >> 1,
 158         .output_mode   = S5H1409_SERIAL_OUTPUT,
 159         .gpio          = S5H1409_GPIO_ON,
 160         .qam_if        = 44000,
 161         .inversion     = S5H1409_INVERSION_OFF,
 162         .status_mode   = S5H1409_DEMODLOCKING,
 163         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 164 };
 165
 166 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 167         .i2c_address      = 0x61,
 168         .if_khz           = 5380,
 169         .tuner_callback   = cx23885_tuner_callback
 170 };
 171
 172 static struct tda829x_config tda829x_no_probe = {
 173         .probe_tuner = TDA829X_DONT_PROBE,
 174 };
 175
 176 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 177         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 178                       .if_lvl = 6, .rfagc_top = 0x37 },
 179         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 180                       .if_lvl = 6, .rfagc_top = 0x37 },
 181 };
 182
 183 static struct tda18271_config hauppauge_tda18271_config = {
 184         .std_map = &hauppauge_tda18271_std_map,
 185         .gate    = TDA18271_GATE_ANALOG,
 186 };
 187
 188 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 189         .gate    = TDA18271_GATE_ANALOG,
 190 };
 191
 192 static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
 193 {
 194         struct cx23885_tsport *port = ptr;
 195         struct cx23885_dev *dev = port->dev;
 196
 197         switch (command) {
 198         case XC2028_TUNER_RESET:
 199                 /* Send the tuner in then out of reset */
 200                 /* GPIO-2 xc3028 tuner */
 201                 dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __func__, arg);
 202
 203                 cx_set(GP0_IO, 0x00040000);
 204                 cx_clear(GP0_IO, 0x00000004);
 205                 msleep(5);
 206
 207                 cx_set(GP0_IO, 0x00040004);
 208                 msleep(5);
 209                 break;
 210         case XC2028_RESET_CLK:
 211                 dprintk(1, "%s: XC2028_RESET_CLK %d\n", __func__, arg);
 212                 break;
 213         default:
 214                 dprintk(1, "%s: unknown command %d, arg %d\n", __func__,
 215                         command, arg);
 216                 return -EINVAL;
 217         }
 218
 219         return 0;
 220 }
 221
 222 static int dvb_register(struct cx23885_tsport *port)
 223 {
 224         struct cx23885_dev *dev = port->dev;
 225         struct cx23885_i2c *i2c_bus = NULL;
 226
 227         /* init struct videobuf_dvb */
 228         port->dvb.name = dev->name;
 229
 230         /* init frontend */
 231         switch (dev->board) {
 232         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 233                 i2c_bus = &dev->i2c_bus[0];
 234                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 235                                                 &hauppauge_generic_config,
 236                                                 &i2c_bus->i2c_adap);
 237                 if (port->dvb.frontend != NULL) {
 238                         dvb_attach(mt2131_attach, port->dvb.frontend,
 239                                    &i2c_bus->i2c_adap,
 240                                    &hauppauge_generic_tunerconfig, 0);
 241                 }
 242                 break;
 243         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 244                 i2c_bus = &dev->i2c_bus[0];
 245                 switch (alt_tuner) {
 246                 case 1:
 247                         port->dvb.frontend =
 248                                 dvb_attach(s5h1409_attach,
 249                                            &hauppauge_ezqam_config,
 250                                            &i2c_bus->i2c_adap);
 251                         if (port->dvb.frontend != NULL) {
 252                                 dvb_attach(tda829x_attach, port->dvb.frontend,
 253                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 254                                            &tda829x_no_probe);
 255                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 256                                            0x60, &dev->i2c_bus[1].i2c_adap,
 257                                            &hauppauge_tda18271_config);
 258                         }
 259                         break;
 260                 case 0:
 261                 default:
 262                         port->dvb.frontend =
 263                                 dvb_attach(s5h1409_attach,
 264                                            &hauppauge_generic_config,
 265                                            &i2c_bus->i2c_adap);
 266                         if (port->dvb.frontend != NULL)
 267                                 dvb_attach(mt2131_attach, port->dvb.frontend,
 268                                            &i2c_bus->i2c_adap,
 269                                            &hauppauge_generic_tunerconfig, 0);
 270                         break;
 271                 }
 272                 break;
 273         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 274                 i2c_bus = &dev->i2c_bus[0];
 275                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 276                                                 &hauppauge_hvr1800lp_config,
 277                                                 &i2c_bus->i2c_adap);
 278                 if (port->dvb.frontend != NULL) {
 279                         dvb_attach(mt2131_attach, port->dvb.frontend,
 280                                    &i2c_bus->i2c_adap,
 281                                    &hauppauge_generic_tunerconfig, 0);
 282                 }
 283                 break;
 284         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 285                 i2c_bus = &dev->i2c_bus[0];
 286                 port->dvb.frontend = dvb_attach(lgdt330x_attach,
 287                                                 &fusionhdtv_5_express,
 288                                                 &i2c_bus->i2c_adap);
 289                 if (port->dvb.frontend != NULL) {
 290                         dvb_attach(simple_tuner_attach, port->dvb.frontend,
 291                                    &i2c_bus->i2c_adap, 0x61,
 292                                    TUNER_LG_TDVS_H06XF);
 293                 }
 294                 break;
 295         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 296                 i2c_bus = &dev->i2c_bus[1];
 297                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 298                                                 &hauppauge_hvr1500q_config,
 299                                                 &dev->i2c_bus[0].i2c_adap);
 300                 if (port->dvb.frontend != NULL) {
 301                         hauppauge_hvr1500q_tunerconfig.priv = i2c_bus;
 302                         dvb_attach(xc5000_attach, port->dvb.frontend,
 303                                 &i2c_bus->i2c_adap,
 304                                 &hauppauge_hvr1500q_tunerconfig);
 305                 }
 306                 break;
 307         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 308                 i2c_bus = &dev->i2c_bus[1];
 309                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 310                                                 &hauppauge_hvr1500_config,
 311                                                 &dev->i2c_bus[0].i2c_adap);
 312                 if (port->dvb.frontend != NULL) {
 313                         struct dvb_frontend *fe;
 314                         struct xc2028_config cfg = {
 315                                 .i2c_adap  = &i2c_bus->i2c_adap,
 316                                 .i2c_addr  = 0x61,
 317                                 .callback  = cx23885_hvr1500_xc3028_callback,
 318                         };
 319                         static struct xc2028_ctrl ctl = {
 320                                 .fname       = "xc3028-v27.fw",
 321                                 .max_len     = 64,
 322                                 .scode_table = XC3028_FE_OREN538,
 323                         };
 324
 325                         fe = dvb_attach(xc2028_attach,
 326                                         port->dvb.frontend, &cfg);
 327                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 328                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 329                 }
 330                 break;
 331         case CX23885_BOARD_HAUPPAUGE_HVR1200:
 332         case CX23885_BOARD_HAUPPAUGE_HVR1700:
 333                 i2c_bus = &dev->i2c_bus[0];
 334                 port->dvb.frontend = dvb_attach(tda10048_attach,
 335                         &hauppauge_hvr1200_config,
 336                         &i2c_bus->i2c_adap);
 337                 if (port->dvb.frontend != NULL) {
 338                         dvb_attach(tda829x_attach, port->dvb.frontend,
 339                                 &dev->i2c_bus[1].i2c_adap, 0x42,
 340                                 &tda829x_no_probe);
 341                         dvb_attach(tda18271_attach, port->dvb.frontend,
 342                                 0x60, &dev->i2c_bus[1].i2c_adap,
 343                                 &hauppauge_hvr1200_tuner_config);
 344                 }
 345                 break;
 346         default:
 347                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 348                        dev->name);
 349                 break;
 350         }
 351         if (NULL == port->dvb.frontend) {
 352                 printk("%s: frontend initialization failed\n", dev->name);
 353                 return -1;
 354         }
 355
 356         /* Put the analog decoder in standby to keep it quiet */
 357         cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
 358
 359         if (port->dvb.frontend->ops.analog_ops.standby)
 360                 port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
 361
 362         /* register everything */
 363         return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
 364                                      &dev->pci->dev, adapter_nr);
 365 }
 366
 367 int cx23885_dvb_register(struct cx23885_tsport *port)
 368 {
 369         struct cx23885_dev *dev = port->dev;
 370         int err;
 371
 372         dprintk(1, "%s\n", __func__);
 373         dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
 374                 dev->board,
 375                 dev->name,
 376                 dev->pci_bus,
 377                 dev->pci_slot);
 378
 379         err = -ENODEV;
 380
 381         /* dvb stuff */
 382         printk("%s: cx23885 based dvb card\n", dev->name);
 383         videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
 384                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
 385                             sizeof(struct cx23885_buffer), port);
 386         err = dvb_register(port);
 387         if (err != 0)
 388                 printk("%s() dvb_register failed err = %d\n", __func__, err);
 389
 390         return err;
 391 }
 392
 393 int cx23885_dvb_unregister(struct cx23885_tsport *port)
 394 {
 395         /* dvb */
 396         if(port->dvb.frontend)
 397                 videobuf_dvb_unregister(&port->dvb);
 398
 399         return 0;
 400 }
 401
 402 /*
 403  * Local variables:
 404  * c-basic-offset: 8
 405  * End:
 406  * kate: eol "unix"; indent-width 3; remove-trailing-space on; replace-trailing-space-save on; tab-width 8; replace-tabs off; space-indent off; mixed-indent off
 407 */