LXR linux/drivers/media/dvb-frontends/rtl2832

   1/*
   2 * Realtek RTL2832U SDR driver
   3 *
   4 * Copyright (C) 2013 Antti Palosaari <crope@iki.fi>
   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 *    GNU General Public License for more details.
  15 *
  16 *    You should have received a copy of the GNU General Public License along
  17 *    with this program; if not, write to the Free Software Foundation, Inc.,
  18 *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 *
  20 * GNU Radio plugin "gr-kernel" for device usage will be on:
  21 * http://git.linuxtv.org/anttip/gr-kernel.git
  22 *
  23 */
  24
  25#ifndef RTL2832_SDR_H
  26#define RTL2832_SDR_H
  27
  28#include <linux/i2c.h>
  29#include <media/v4l2-subdev.h>
  30#include "dvb_frontend.h"
  31
  32/**
  33 * struct rtl2832_sdr_platform_data - Platform data for the rtl2832_sdr driver
  34 * @clk: Clock frequency (4000000, 16000000, 25000000, 28800000).
  35 * @tuner: Used tuner model.
  36 * @i2c_client: rtl2832 demod driver I2C client.
  37 * @bulk_read: rtl2832 driver private I/O interface.
  38 * @bulk_write: rtl2832 driver private I/O interface.
  39 * @update_bits: rtl2832 driver private I/O interface.
  40 * @dvb_frontend: rtl2832 DVB frontend.
  41 * @v4l2_subdev: Tuner v4l2 controls.
  42 * @dvb_usb_device: DVB USB interface for USB streaming.
  43 */
  44
  45struct rtl2832_sdr_platform_data {
  46        u32 clk;
  47        /*
  48         * XXX: This list must be kept sync with dvb_usb_rtl28xxu USB IF driver.
  49         */
  50#define RTL2832_SDR_TUNER_FC2580    0x21
  51#define RTL2832_SDR_TUNER_TUA9001   0x24
  52#define RTL2832_SDR_TUNER_FC0012    0x26
  53#define RTL2832_SDR_TUNER_E4000     0x27
  54#define RTL2832_SDR_TUNER_FC0013    0x29
  55#define RTL2832_SDR_TUNER_R820T     0x2a
  56#define RTL2832_SDR_TUNER_R828D     0x2b
  57        u8 tuner;
  58
  59        struct i2c_client *i2c_client;
  60        int (*bulk_read)(struct i2c_client *, unsigned int, void *, size_t);
  61        int (*bulk_write)(struct i2c_client *, unsigned int, const void *, size_t);
  62        int (*update_bits)(struct i2c_client *, unsigned int, unsigned int, unsigned int);
  63        struct dvb_frontend *dvb_frontend;
  64        struct v4l2_subdev *v4l2_subdev;
  65        struct dvb_usb_device *dvb_usb_device;
  66};
  67
  68#endif /* RTL2832_SDR_H */
  69