LXR linux/drivers/media/video/cx25821/cx25821-cards.c

   1/*
   2 *  Driver for the Conexant CX25821 PCIe bridge
   3 *
   4 *  Copyright (C) 2009 Conexant Systems Inc.
   5 *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
   6 *      Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
   7 *
   8 *  This program is free software; you can redistribute it and/or modify
   9 *  it under the terms of the GNU General Public License as published by
  10 *  the Free Software Foundation; either version 2 of the License, or
  11 *  (at your option) any later version.
  12 *
  13 *  This program is distributed in the hope that it will be useful,
  14 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 *
  17 *  GNU General Public License for more details.
  18 *
  19 *  You should have received a copy of the GNU General Public License
  20 *  along with this program; if not, write to the Free Software
  21 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
  25
  26#include <linux/init.h>
  27#include <linux/module.h>
  28#include <linux/pci.h>
  29#include <linux/delay.h>
  30#include <media/cx25840.h>
  31
  32#include "cx25821.h"
  33#include "tuner-xc2028.h"
  34
  35/* board config info */
  36
  37struct cx25821_board cx25821_boards[] = {
  38        [UNKNOWN_BOARD] = {
  39                .name = "UNKNOWN/GENERIC",
  40                /* Ensure safe default for unknown boards */
  41                .clk_freq = 0,
  42        },
  43
  44        [CX25821_BOARD] = {
  45                .name = "CX25821",
  46                .portb = CX25821_RAW,
  47                .portc = CX25821_264,
  48                .input[0].type = CX25821_VMUX_COMPOSITE,
  49        },
  50
  51};
  52
  53const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
  54
  55struct cx25821_subid cx25821_subids[] = {
  56        {
  57                .subvendor = 0x14f1,
  58                .subdevice = 0x0920,
  59                .card = CX25821_BOARD,
  60        },
  61};
  62
  63void cx25821_card_setup(struct cx25821_dev *dev)
  64{
  65        static u8 eeprom[256];
  66
  67        if (dev->i2c_bus[0].i2c_rc == 0) {
  68                dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
  69                tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
  70                                sizeof(eeprom));
  71        }
  72}
  73