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-xc2028-types.h"
  43 #include "tuner-simple.h"
  44
  45 static unsigned int debug;
  46
  47 #define dprintk(level, fmt, arg...)\
  48         do { if (debug >= level)\
  49                 printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
  50         } while (0)
  51
  52 /* ------------------------------------------------------------------ */
  53
  54 static unsigned int alt_tuner;
  55 module_param(alt_tuner, int, 0644);
  56 MODULE_PARM_DESC(alt_tuner, "Enable alternate tuner configuration");
  57
  58 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
  59
  60 /* ------------------------------------------------------------------ */
  61
  62 static int dvb_buf_setup(struct videobuf_queue *q,
  63                          unsigned int *count, unsigned int *size)
  64 {
  65         struct cx23885_tsport *port = q->priv_data;
  66
  67         port->ts_packet_size  = 188 * 4;
  68         port->ts_packet_count = 32;
  69
  70         *size  = port->ts_packet_size * port->ts_packet_count;
  71         *count = 32;
  72         return 0;
  73 }
  74
  75 static int dvb_buf_prepare(struct videobuf_queue *q,
  76                            struct videobuf_buffer *vb, enum v4l2_field field)
  77 {
  78         struct cx23885_tsport *port = q->priv_data;
  79         return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
  80 }
  81
  82 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  83 {
  84         struct cx23885_tsport *port = q->priv_data;
  85         cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
  86 }
  87
  88 static void dvb_buf_release(struct videobuf_queue *q,
  89                             struct videobuf_buffer *vb)
  90 {
  91         cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
  92 }
  93
  94 static struct videobuf_queue_ops dvb_qops = {
  95         .buf_setup    = dvb_buf_setup,
  96         .buf_prepare  = dvb_buf_prepare,
  97         .buf_queue    = dvb_buf_queue,
  98         .buf_release  = dvb_buf_release,
  99 };
 100
 101 static struct s5h1409_config hauppauge_generic_config = {
 102         .demod_address = 0x32 >> 1,
 103         .output_mode   = S5H1409_SERIAL_OUTPUT,
 104         .gpio          = S5H1409_GPIO_ON,
 105         .qam_if        = 44000,
 106         .inversion     = S5H1409_INVERSION_OFF,
 107         .status_mode   = S5H1409_DEMODLOCKING,
 108         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 109 };
 110
 111 static struct tda10048_config hauppauge_hvr1200_config = {
 112         .demod_address    = 0x10 >> 1,
 113         .output_mode      = TDA10048_SERIAL_OUTPUT,
 114         .fwbulkwritelen   = TDA10048_BULKWRITE_200,
 115         .inversion        = TDA10048_INVERSION_ON
 116 };
 117
 118 static struct s5h1409_config hauppauge_ezqam_config = {
 119         .demod_address = 0x32 >> 1,
 120         .output_mode   = S5H1409_SERIAL_OUTPUT,
 121         .gpio          = S5H1409_GPIO_OFF,
 122         .qam_if        = 4000,
 123         .inversion     = S5H1409_INVERSION_ON,
 124         .status_mode   = S5H1409_DEMODLOCKING,
 125         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 126 };
 127
 128 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 129         .demod_address = 0x32 >> 1,
 130         .output_mode   = S5H1409_SERIAL_OUTPUT,
 131         .gpio          = S5H1409_GPIO_OFF,
 132         .qam_if        = 44000,
 133         .inversion     = S5H1409_INVERSION_OFF,
 134         .status_mode   = S5H1409_DEMODLOCKING,
 135         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 136 };
 137
 138 static struct s5h1409_config hauppauge_hvr1500_config = {
 139         .demod_address = 0x32 >> 1,
 140         .output_mode   = S5H1409_SERIAL_OUTPUT,
 141         .gpio          = S5H1409_GPIO_OFF,
 142         .inversion     = S5H1409_INVERSION_OFF,
 143         .status_mode   = S5H1409_DEMODLOCKING,
 144         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 145 };
 146
 147 static struct mt2131_config hauppauge_generic_tunerconfig = {
 148         0x61
 149 };
 150
 151 static struct lgdt330x_config fusionhdtv_5_express = {
 152         .demod_address = 0x0e,
 153         .demod_chip = LGDT3303,
 154         .serial_mpeg = 0x40,
 155 };
 156
 157 static struct s5h1409_config hauppauge_hvr1500q_config = {
 158         .demod_address = 0x32 >> 1,
 159         .output_mode   = S5H1409_SERIAL_OUTPUT,
 160         .gpio          = S5H1409_GPIO_ON,
 161         .qam_if        = 44000,
 162         .inversion     = S5H1409_INVERSION_OFF,
 163         .status_mode   = S5H1409_DEMODLOCKING,
 164         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 165 };
 166
 167 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 168         .i2c_address      = 0x61,
 169         .if_khz           = 5380,
 170         .tuner_callback   = cx23885_tuner_callback
 171 };
 172
 173 static struct tda829x_config tda829x_no_probe = {
 174         .probe_tuner = TDA829X_DONT_PROBE,
 175 };
 176
 177 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 178         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 179                       .if_lvl = 6, .rfagc_top = 0x37 },
 180         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 181                       .if_lvl = 6, .rfagc_top = 0x37 },
 182 };
 183
 184 static struct tda18271_config hauppauge_tda18271_config = {
 185         .std_map = &hauppauge_tda18271_std_map,
 186         .gate    = TDA18271_GATE_ANALOG,
 187 };
 188
 189 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 190         .gate    = TDA18271_GATE_ANALOG,
 191 };
 192
 193 static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
 194 {
 195         struct cx23885_tsport *port = ptr;
 196         struct cx23885_dev *dev = port->dev;
 197
 198         switch (command) {
 199         case XC2028_TUNER_RESET:
 200                 /* Send the tuner in then out of reset */
 201                 /* GPIO-2 xc3028 tuner */
 202                 dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __func__, arg);
 203
 204                 cx_set(GP0_IO, 0x00040000);
 205                 cx_clear(GP0_IO, 0x00000004);
 206                 msleep(5);
 207
 208                 cx_set(GP0_IO, 0x00040004);
 209                 msleep(5);
 210                 break;
 211         case XC2028_RESET_CLK:
 212                 dprintk(1, "%s: XC2028_RESET_CLK %d\n", __func__, arg);
 213                 break;
 214         default:
 215                 dprintk(1, "%s: unknown command %d, arg %d\n", __func__,
 216                         command, arg);
 217                 return -EINVAL;
 218         }
 219
 220         return 0;
 221 }
 222
 223 static int dvb_register(struct cx23885_tsport *port)
 224 {
 225         struct cx23885_dev *dev = port->dev;
 226         struct cx23885_i2c *i2c_bus = NULL;
 227
 228         /* init struct videobuf_dvb */
 229         port->dvb.name = dev->name;
 230
 231         /* init frontend */
 232         switch (dev->board) {
 233         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 234                 i2c_bus = &dev->i2c_bus[0];
 235                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 236                                                 &hauppauge_generic_config,
 237                                                 &i2c_bus->i2c_adap);
 238                 if (port->dvb.frontend != NULL) {
 239                         dvb_attach(mt2131_attach, port->dvb.frontend,
 240                                    &i2c_bus->i2c_adap,
 241                                    &hauppauge_generic_tunerconfig, 0);
 242                 }
 243                 break;
 244         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 245                 i2c_bus = &dev->i2c_bus[0];
 246                 switch (alt_tuner) {
 247                 case 1:
 248                         port->dvb.frontend =
 249                                 dvb_attach(s5h1409_attach,
 250                                            &hauppauge_ezqam_config,
 251                                            &i2c_bus->i2c_adap);
 252                         if (port->dvb.frontend != NULL) {
 253                                 dvb_attach(tda829x_attach, port->dvb.frontend,
 254                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 255                                            &tda829x_no_probe);
 256                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 257                                            0x60, &dev->i2c_bus[1].i2c_adap,
 258                                            &hauppauge_tda18271_config);
 259                         }
 260                         break;
 261                 case 0:
 262                 default:
 263                         port->dvb.frontend =
 264                                 dvb_attach(s5h1409_attach,
 265                                            &hauppauge_generic_config,
 266                                            &i2c_bus->i2c_adap);
 267                         if (port->dvb.frontend != NULL)
 268                                 dvb_attach(mt2131_attach, port->dvb.frontend,
 269                                            &i2c_bus->i2c_adap,
 270                                            &hauppauge_generic_tunerconfig, 0);
 271                         break;
 272                 }
 273                 break;
 274         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 275                 i2c_bus = &dev->i2c_bus[0];
 276                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 277                                                 &hauppauge_hvr1800lp_config,
 278                                                 &i2c_bus->i2c_adap);
 279                 if (port->dvb.frontend != NULL) {
 280                         dvb_attach(mt2131_attach, port->dvb.frontend,
 281                                    &i2c_bus->i2c_adap,
 282                                    &hauppauge_generic_tunerconfig, 0);
 283                 }
 284                 break;
 285         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 286                 i2c_bus = &dev->i2c_bus[0];
 287                 port->dvb.frontend = dvb_attach(lgdt330x_attach,
 288                                                 &fusionhdtv_5_express,
 289                                                 &i2c_bus->i2c_adap);
 290                 if (port->dvb.frontend != NULL) {
 291                         dvb_attach(simple_tuner_attach, port->dvb.frontend,
 292                                    &i2c_bus->i2c_adap, 0x61,
 293                                    TUNER_LG_TDVS_H06XF);
 294                 }
 295                 break;
 296         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 297                 i2c_bus = &dev->i2c_bus[1];
 298                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 299                                                 &hauppauge_hvr1500q_config,
 300                                                 &dev->i2c_bus[0].i2c_adap);
 301                 if (port->dvb.frontend != NULL) {
 302                         hauppauge_hvr1500q_tunerconfig.priv = i2c_bus;
 303                         dvb_attach(xc5000_attach, port->dvb.frontend,
 304                                 &i2c_bus->i2c_adap,
 305                                 &hauppauge_hvr1500q_tunerconfig);
 306                 }
 307                 break;
 308         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 309                 i2c_bus = &dev->i2c_bus[1];
 310                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 311                                                 &hauppauge_hvr1500_config,
 312                                                 &dev->i2c_bus[0].i2c_adap);
 313                 if (port->dvb.frontend != NULL) {
 314                         struct dvb_frontend *fe;
 315                         struct xc2028_config cfg = {
 316                                 .i2c_adap  = &i2c_bus->i2c_adap,
 317                                 .i2c_addr  = 0x61,
 318                                 .callback  = cx23885_hvr1500_xc3028_callback,
 319                         };
 320                         static struct xc2028_ctrl ctl = {
 321                                 .fname       = "xc3028-v27.fw",
 322                                 .max_len     = 64,
 323                                 .scode_table = OREN538,
 324                         };
 325
 326                         fe = dvb_attach(xc2028_attach,
 327                                         port->dvb.frontend, &cfg);
 328                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 329                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 330                 }
 331                 break;
 332         case CX23885_BOARD_HAUPPAUGE_HVR1200:
 333         case CX23885_BOARD_HAUPPAUGE_HVR1700:
 334                 i2c_bus = &dev->i2c_bus[0];
 335                 port->dvb.frontend = dvb_attach(tda10048_attach,
 336                         &hauppauge_hvr1200_config,
 337                         &i2c_bus->i2c_adap);
 338                 if (port->dvb.frontend != NULL) {
 339                         dvb_attach(tda829x_attach, port->dvb.frontend,
 340                                 &dev->i2c_bus[1].i2c_adap, 0x42,
 341                                 &tda829x_no_probe);
 342                         dvb_attach(tda18271_attach, port->dvb.frontend,
 343                                 0x60, &dev->i2c_bus[1].i2c_adap,
 344                                 &hauppauge_hvr1200_tuner_config);
 345                 }
 346                 break;
 347         default:
 348                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 349                        dev->name);
 350                 break;
 351         }
 352         if (NULL == port->dvb.frontend) {
 353                 printk("%s: frontend initialization failed\n", dev->name);
 354                 return -1;
 355         }
 356
 357         /* Put the analog decoder in standby to keep it quiet */
 358         cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
 359
 360         if (port->dvb.frontend->ops.analog_ops.standby)
 361                 port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
 362
 363         /* register everything */
 364         return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
 365                                      &dev->pci->dev, adapter_nr);
 366 }
 367
 368 int cx23885_dvb_register(struct cx23885_tsport *port)
 369 {
 370         struct cx23885_dev *dev = port->dev;
 371         int err;
 372
 373         dprintk(1, "%s\n", __func__);
 374         dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
 375                 dev->board,
 376                 dev->name,
 377                 dev->pci_bus,
 378                 dev->pci_slot);
 379
 380         err = -ENODEV;
 381
 382         /* dvb stuff */
 383         printk("%s: cx23885 based dvb card\n", dev->name);
 384         videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
 385                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
 386                             sizeof(struct cx23885_buffer), port);
 387         err = dvb_register(port);
 388         if (err != 0)
 389                 printk("%s() dvb_register failed err = %d\n", __func__, err);
 390
 391         return err;
 392 }
 393
 394 int cx23885_dvb_unregister(struct cx23885_tsport *port)
 395 {
 396         /* dvb */
 397         if(port->dvb.frontend)
 398                 videobuf_dvb_unregister(&port->dvb);
 399
 400         return 0;
 401 }
 402
 403 /*
 404  * Local variables:
 405  * c-basic-offset: 8
 406  * End:
 407  * 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
 408 */