drivers/media/video/au0828/au0828-cards.c

   1 /*
   2  *  Driver for the Auvitek USB bridge
   3  *
   4  *  Copyright (c) 2008 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 "au0828.h"
  23 #include "au0828-cards.h"
  24
  25 struct au0828_board au0828_boards[] = {
  26         [AU0828_BOARD_UNKNOWN] = {
  27                 .name   = "Unknown board",
  28         },
  29         [AU0828_BOARD_HAUPPAUGE_HVR850] = {
  30                 .name   = "Hauppauge HVR850",
  31         },
  32         [AU0828_BOARD_HAUPPAUGE_HVR950Q] = {
  33                 .name   = "Hauppauge HVR950Q",
  34         },
  35         [AU0828_BOARD_DVICO_FUSIONHDTV7] = {
  36                 .name   = "DViCO FusionHDTV USB",
  37         },
  38 };
  39
  40 /* Tuner callback function for au0828 boards. Currently only needed
  41  * for HVR1500Q, which has an xc5000 tuner.
  42  */
  43 int au0828_tuner_callback(void *priv, int command, int arg)
  44 {
  45         struct au0828_dev *dev = priv;
  46
  47         dprintk(1, "%s()\n", __func__);
  48
  49         switch (dev->board) {
  50         case AU0828_BOARD_HAUPPAUGE_HVR850:
  51         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
  52         case AU0828_BOARD_DVICO_FUSIONHDTV7:
  53                 if (command == 0) {
  54                         /* Tuner Reset Command from xc5000 */
  55                         /* Drive the tuner into reset and out */
  56                         au0828_clear(dev, REG_001, 2);
  57                         mdelay(200);
  58                         au0828_set(dev, REG_001, 2);
  59                         mdelay(50);
  60                         return 0;
  61                 } else {
  62                         printk(KERN_ERR
  63                                 "%s(): Unknown command.\n", __func__);
  64                         return -EINVAL;
  65                 }
  66                 break;
  67         }
  68
  69         return 0; /* Should never be here */
  70 }
  71
  72 static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data)
  73 {
  74         struct tveeprom tv;
  75
  76         tveeprom_hauppauge_analog(&dev->i2c_client, &tv, eeprom_data);
  77
  78         /* Make sure we support the board model */
  79         switch (tv.model) {
  80         case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and basic analog video */
  81         case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and basic analog video */
  82                 break;
  83         default:
  84                 printk(KERN_WARNING "%s: warning: "
  85                        "unknown hauppauge model #%d\n", __func__, tv.model);
  86                 break;
  87         }
  88
  89         printk(KERN_INFO "%s: hauppauge eeprom: model=%d\n",
  90                __func__, tv.model);
  91 }
  92
  93 void au0828_card_setup(struct au0828_dev *dev)
  94 {
  95         static u8 eeprom[256];
  96
  97         dprintk(1, "%s()\n", __func__);
  98
  99         if (dev->i2c_rc == 0) {
 100                 dev->i2c_client.addr = 0xa0 >> 1;
 101                 tveeprom_read(&dev->i2c_client, eeprom, sizeof(eeprom));
 102         }
 103
 104         switch (dev->board) {
 105         case AU0828_BOARD_HAUPPAUGE_HVR850:
 106         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 107                 if (dev->i2c_rc == 0)
 108                         hauppauge_eeprom(dev, eeprom+0xa0);
 109                 break;
 110         }
 111 }
 112
 113 /*
 114  * The bridge has between 8 and 12 gpios.
 115  * Regs 1 and 0 deal with output enables.
 116  * Regs 3 and 2 deal with direction.
 117  */
 118 void au0828_gpio_setup(struct au0828_dev *dev)
 119 {
 120         dprintk(1, "%s()\n", __func__);
 121
 122         switch (dev->board) {
 123         case AU0828_BOARD_HAUPPAUGE_HVR850:
 124         case AU0828_BOARD_HAUPPAUGE_HVR950Q:
 125                 /* GPIO's
 126                  * 4 - CS5340
 127                  * 5 - AU8522 Demodulator
 128                  * 6 - eeprom W/P
 129                  * 9 - XC5000 Tuner
 130                  */
 131
 132                 /* Into reset */
 133                 au0828_write(dev, REG_003, 0x02);
 134                 au0828_write(dev, REG_002, 0x88 | 0x20);
 135                 au0828_write(dev, REG_001, 0x0);
 136                 au0828_write(dev, REG_000, 0x0);
 137                 msleep(100);
 138
 139                 /* Out of reset */
 140                 au0828_write(dev, REG_003, 0x02);
 141                 au0828_write(dev, REG_001, 0x02);
 142                 au0828_write(dev, REG_002, 0x88 | 0x20);
 143                 au0828_write(dev, REG_000, 0x88 | 0x20 | 0x40);
 144                 msleep(250);
 145                 break;
 146         case AU0828_BOARD_DVICO_FUSIONHDTV7:
 147                 /* GPIO's
 148                  * 6 - ?
 149                  * 8 - AU8522 Demodulator
 150                  * 9 - XC5000 Tuner
 151                  */
 152
 153                 /* Into reset */
 154                 au0828_write(dev, REG_003, 0x02);
 155                 au0828_write(dev, REG_002, 0xa0);
 156                 au0828_write(dev, REG_001, 0x0);
 157                 au0828_write(dev, REG_000, 0x0);
 158                 msleep(100);
 159
 160                 /* Out of reset */
 161                 au0828_write(dev, REG_003, 0x02);
 162                 au0828_write(dev, REG_002, 0xa0);
 163                 au0828_write(dev, REG_001, 0x02);
 164                 au0828_write(dev, REG_000, 0xa0);
 165                 msleep(250);
 166                 break;
 167         }
 168 }
 169
 170 /* table of devices that work with this driver */
 171 struct usb_device_id au0828_usb_id_table [] = {
 172         { USB_DEVICE(0x2040, 0x7200),
 173                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q },
 174         { USB_DEVICE(0x2040, 0x7240),
 175                 .driver_info = AU0828_BOARD_HAUPPAUGE_HVR850 },
 176         { USB_DEVICE(0x0fe9, 0xd620),
 177                 .driver_info = AU0828_BOARD_DVICO_FUSIONHDTV7 },
 178         { },
 179 };
 180
 181 MODULE_DEVICE_TABLE(usb, au0828_usb_id_table);