err.no Git - linux-2.6/blob - 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 "dvb-pll.h"
  40 #include "tuner-xc2028.h"
  41 #include "tuner-xc2028-types.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 /* ------------------------------------------------------------------ */
  58
  59 static int dvb_buf_setup(struct videobuf_queue *q,
  60                          unsigned int *count, unsigned int *size)
  61 {
  62         struct cx23885_tsport *port = q->priv_data;
  63
  64         port->ts_packet_size  = 188 * 4;
  65         port->ts_packet_count = 32;
  66
  67         *size  = port->ts_packet_size * port->ts_packet_count;
  68         *count = 32;
  69         return 0;
  70 }
  71
  72 static int dvb_buf_prepare(struct videobuf_queue *q,
  73                            struct videobuf_buffer *vb, enum v4l2_field field)
  74 {
  75         struct cx23885_tsport *port = q->priv_data;
  76         return cx23885_buf_prepare(q, port, (struct cx23885_buffer*)vb, field);
  77 }
  78
  79 static void dvb_buf_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
  80 {
  81         struct cx23885_tsport *port = q->priv_data;
  82         cx23885_buf_queue(port, (struct cx23885_buffer*)vb);
  83 }
  84
  85 static void dvb_buf_release(struct videobuf_queue *q,
  86                             struct videobuf_buffer *vb)
  87 {
  88         cx23885_free_buffer(q, (struct cx23885_buffer*)vb);
  89 }
  90
  91 static struct videobuf_queue_ops dvb_qops = {
  92         .buf_setup    = dvb_buf_setup,
  93         .buf_prepare  = dvb_buf_prepare,
  94         .buf_queue    = dvb_buf_queue,
  95         .buf_release  = dvb_buf_release,
  96 };
  97
  98 static struct s5h1409_config hauppauge_generic_config = {
  99         .demod_address = 0x32 >> 1,
 100         .output_mode   = S5H1409_SERIAL_OUTPUT,
 101         .gpio          = S5H1409_GPIO_ON,
 102         .qam_if        = 44000,
 103         .inversion     = S5H1409_INVERSION_OFF,
 104         .status_mode   = S5H1409_DEMODLOCKING,
 105         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 106 };
 107
 108 static struct s5h1409_config hauppauge_ezqam_config = {
 109         .demod_address = 0x32 >> 1,
 110         .output_mode   = S5H1409_SERIAL_OUTPUT,
 111         .gpio          = S5H1409_GPIO_OFF,
 112         .qam_if        = 4000,
 113         .inversion     = S5H1409_INVERSION_ON,
 114         .status_mode   = S5H1409_DEMODLOCKING,
 115         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 116 };
 117
 118 static struct s5h1409_config hauppauge_hvr1800lp_config = {
 119         .demod_address = 0x32 >> 1,
 120         .output_mode   = S5H1409_SERIAL_OUTPUT,
 121         .gpio          = S5H1409_GPIO_OFF,
 122         .qam_if        = 44000,
 123         .inversion     = S5H1409_INVERSION_OFF,
 124         .status_mode   = S5H1409_DEMODLOCKING,
 125         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 126 };
 127
 128 static struct s5h1409_config hauppauge_hvr1500_config = {
 129         .demod_address = 0x32 >> 1,
 130         .output_mode   = S5H1409_SERIAL_OUTPUT,
 131         .gpio          = S5H1409_GPIO_OFF,
 132         .inversion     = S5H1409_INVERSION_OFF,
 133         .status_mode   = S5H1409_DEMODLOCKING,
 134         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 135 };
 136
 137 static struct mt2131_config hauppauge_generic_tunerconfig = {
 138         0x61
 139 };
 140
 141 static struct lgdt330x_config fusionhdtv_5_express = {
 142         .demod_address = 0x0e,
 143         .demod_chip = LGDT3303,
 144         .serial_mpeg = 0x40,
 145 };
 146
 147 static struct s5h1409_config hauppauge_hvr1500q_config = {
 148         .demod_address = 0x32 >> 1,
 149         .output_mode   = S5H1409_SERIAL_OUTPUT,
 150         .gpio          = S5H1409_GPIO_ON,
 151         .qam_if        = 44000,
 152         .inversion     = S5H1409_INVERSION_OFF,
 153         .status_mode   = S5H1409_DEMODLOCKING,
 154         .mpeg_timing   = S5H1409_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
 155 };
 156
 157 static struct xc5000_config hauppauge_hvr1500q_tunerconfig = {
 158         .i2c_address      = 0x61,
 159         .if_khz           = 5380,
 160         .tuner_callback   = cx23885_tuner_callback
 161 };
 162
 163 static struct tda829x_config tda829x_no_probe = {
 164         .probe_tuner = TDA829X_DONT_PROBE,
 165 };
 166
 167 static struct tda18271_std_map hauppauge_tda18271_std_map = {
 168         .atsc_6   = { .if_freq = 5380, .agc_mode = 3, .std = 3,
 169                       .if_lvl = 6, .rfagc_top = 0x37 },
 170         .qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
 171                       .if_lvl = 6, .rfagc_top = 0x37 },
 172 };
 173
 174 static struct tda18271_config hauppauge_tda18271_config = {
 175         .std_map = &hauppauge_tda18271_std_map,
 176         .gate    = TDA18271_GATE_ANALOG,
 177 };
 178
 179 static int cx23885_hvr1500_xc3028_callback(void *ptr, int command, int arg)
 180 {
 181         struct cx23885_tsport *port = ptr;
 182         struct cx23885_dev *dev = port->dev;
 183
 184         switch (command) {
 185         case XC2028_TUNER_RESET:
 186                 /* Send the tuner in then out of reset */
 187                 /* GPIO-2 xc3028 tuner */
 188                 dprintk(1, "%s: XC2028_TUNER_RESET %d\n", __FUNCTION__, arg);
 189
 190                 cx_set(GP0_IO, 0x00040000);
 191                 cx_clear(GP0_IO, 0x00000004);
 192                 msleep(5);
 193
 194                 cx_set(GP0_IO, 0x00040004);
 195                 msleep(5);
 196                 break;
 197         case XC2028_RESET_CLK:
 198                 dprintk(1, "%s: XC2028_RESET_CLK %d\n", __FUNCTION__, arg);
 199                 break;
 200         default:
 201                 dprintk(1, "%s: unknown command %d, arg %d\n", __FUNCTION__,
 202                         command, arg);
 203                 return -EINVAL;
 204         }
 205
 206         return 0;
 207 }
 208
 209 static int dvb_register(struct cx23885_tsport *port)
 210 {
 211         struct cx23885_dev *dev = port->dev;
 212         struct cx23885_i2c *i2c_bus = NULL;
 213
 214         /* init struct videobuf_dvb */
 215         port->dvb.name = dev->name;
 216
 217         /* init frontend */
 218         switch (dev->board) {
 219         case CX23885_BOARD_HAUPPAUGE_HVR1250:
 220                 i2c_bus = &dev->i2c_bus[0];
 221                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 222                                                 &hauppauge_generic_config,
 223                                                 &i2c_bus->i2c_adap);
 224                 if (port->dvb.frontend != NULL) {
 225                         dvb_attach(mt2131_attach, port->dvb.frontend,
 226                                    &i2c_bus->i2c_adap,
 227                                    &hauppauge_generic_tunerconfig, 0);
 228                 }
 229                 break;
 230         case CX23885_BOARD_HAUPPAUGE_HVR1800:
 231                 i2c_bus = &dev->i2c_bus[0];
 232                 switch (alt_tuner) {
 233                 case 1:
 234                         port->dvb.frontend =
 235                                 dvb_attach(s5h1409_attach,
 236                                            &hauppauge_ezqam_config,
 237                                            &i2c_bus->i2c_adap);
 238                         if (port->dvb.frontend != NULL) {
 239                                 dvb_attach(tda829x_attach, port->dvb.frontend,
 240                                            &dev->i2c_bus[1].i2c_adap, 0x42,
 241                                            &tda829x_no_probe);
 242                                 dvb_attach(tda18271_attach, port->dvb.frontend,
 243                                            0x60, &dev->i2c_bus[1].i2c_adap,
 244                                            &hauppauge_tda18271_config);
 245                         }
 246                         break;
 247                 case 0:
 248                 default:
 249                         port->dvb.frontend =
 250                                 dvb_attach(s5h1409_attach,
 251                                            &hauppauge_generic_config,
 252                                            &i2c_bus->i2c_adap);
 253                         if (port->dvb.frontend != NULL)
 254                                 dvb_attach(mt2131_attach, port->dvb.frontend,
 255                                            &i2c_bus->i2c_adap,
 256                                            &hauppauge_generic_tunerconfig, 0);
 257                         break;
 258                 }
 259                 break;
 260         case CX23885_BOARD_HAUPPAUGE_HVR1800lp:
 261                 i2c_bus = &dev->i2c_bus[0];
 262                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 263                                                 &hauppauge_hvr1800lp_config,
 264                                                 &i2c_bus->i2c_adap);
 265                 if (port->dvb.frontend != NULL) {
 266                         dvb_attach(mt2131_attach, port->dvb.frontend,
 267                                    &i2c_bus->i2c_adap,
 268                                    &hauppauge_generic_tunerconfig, 0);
 269                 }
 270                 break;
 271         case CX23885_BOARD_DVICO_FUSIONHDTV_5_EXP:
 272                 i2c_bus = &dev->i2c_bus[0];
 273                 port->dvb.frontend = dvb_attach(lgdt330x_attach,
 274                                                 &fusionhdtv_5_express,
 275                                                 &i2c_bus->i2c_adap);
 276                 if (port->dvb.frontend != NULL) {
 277                         dvb_attach(simple_tuner_attach, port->dvb.frontend,
 278                                    &i2c_bus->i2c_adap, 0x61,
 279                                    TUNER_LG_TDVS_H06XF);
 280                 }
 281                 break;
 282         case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 283                 i2c_bus = &dev->i2c_bus[1];
 284                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 285                                                 &hauppauge_hvr1500q_config,
 286                                                 &dev->i2c_bus[0].i2c_adap);
 287                 if (port->dvb.frontend != NULL) {
 288                         hauppauge_hvr1500q_tunerconfig.priv = i2c_bus;
 289                         dvb_attach(xc5000_attach, port->dvb.frontend,
 290                                 &i2c_bus->i2c_adap,
 291                                 &hauppauge_hvr1500q_tunerconfig);
 292                 }
 293                 break;
 294         case CX23885_BOARD_HAUPPAUGE_HVR1500:
 295                 i2c_bus = &dev->i2c_bus[1];
 296                 port->dvb.frontend = dvb_attach(s5h1409_attach,
 297                                                 &hauppauge_hvr1500_config,
 298                                                 &dev->i2c_bus[0].i2c_adap);
 299                 if (port->dvb.frontend != NULL) {
 300                         struct dvb_frontend *fe;
 301                         struct xc2028_config cfg = {
 302                                 .i2c_adap  = &i2c_bus->i2c_adap,
 303                                 .i2c_addr  = 0x61,
 304                                 .callback  = cx23885_hvr1500_xc3028_callback,
 305                         };
 306                         static struct xc2028_ctrl ctl = {
 307                                 .fname       = "xc3028-v27.fw",
 308                                 .max_len     = 64,
 309                                 .scode_table = OREN538,
 310                         };
 311
 312                         fe = dvb_attach(xc2028_attach,
 313                                         port->dvb.frontend, &cfg);
 314                         if (fe != NULL && fe->ops.tuner_ops.set_config != NULL)
 315                                 fe->ops.tuner_ops.set_config(fe, &ctl);
 316                 }
 317                 break;
 318         default:
 319                 printk("%s: The frontend of your DVB/ATSC card isn't supported yet\n",
 320                        dev->name);
 321                 break;
 322         }
 323         if (NULL == port->dvb.frontend) {
 324                 printk("%s: frontend initialization failed\n", dev->name);
 325                 return -1;
 326         }
 327
 328         /* Put the analog decoder in standby to keep it quiet */
 329         cx23885_call_i2c_clients(i2c_bus, TUNER_SET_STANDBY, NULL);
 330
 331         if (port->dvb.frontend->ops.analog_ops.standby)
 332                 port->dvb.frontend->ops.analog_ops.standby(port->dvb.frontend);
 333
 334         /* register everything */
 335         return videobuf_dvb_register(&port->dvb, THIS_MODULE, port,
 336                                      &dev->pci->dev);
 337 }
 338
 339 int cx23885_dvb_register(struct cx23885_tsport *port)
 340 {
 341         struct cx23885_dev *dev = port->dev;
 342         int err;
 343
 344         dprintk(1, "%s\n", __FUNCTION__);
 345         dprintk(1, " ->being probed by Card=%d Name=%s, PCI %02x:%02x\n",
 346                 dev->board,
 347                 dev->name,
 348                 dev->pci_bus,
 349                 dev->pci_slot);
 350
 351         err = -ENODEV;
 352
 353         /* dvb stuff */
 354         printk("%s: cx23885 based dvb card\n", dev->name);
 355         videobuf_queue_sg_init(&port->dvb.dvbq, &dvb_qops, &dev->pci->dev, &port->slock,
 356                             V4L2_BUF_TYPE_VIDEO_CAPTURE, V4L2_FIELD_TOP,
 357                             sizeof(struct cx23885_buffer), port);
 358         err = dvb_register(port);
 359         if (err != 0)
 360                 printk("%s() dvb_register failed err = %d\n", __FUNCTION__, err);
 361
 362         return err;
 363 }
 364
 365 int cx23885_dvb_unregister(struct cx23885_tsport *port)
 366 {
 367         /* dvb */
 368         if(port->dvb.frontend)
 369                 videobuf_dvb_unregister(&port->dvb);
 370
 371         return 0;
 372 }
 373
 374 /*
 375  * Local variables:
 376  * c-basic-offset: 8
 377  * End:
 378  * 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
 379 */