blob: a06837dcc05d017b800baabc43b71527eb7112ba [file] [log] [blame]
* Abilis Systems Single DVB-T Receiver
* Copyright (C) 2008 Pierrick Hascoet <>
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#include <linux/usb.h>
#include <dvb_demux.h>
#include <dvb_frontend.h>
#include <dmxdev.h>
#include "as10x_cmd.h"
#include "as102_usb_drv.h"
#define DRIVER_FULL_NAME "Abilis Systems as10x usb driver"
#define DRIVER_NAME "as10x_usb"
extern int as102_debug;
#define debug as102_debug
extern struct usb_driver as102_usb_driver;
extern int elna_enable;
#define dprintk(debug, args...) \
do { if (debug) { \
pr_debug("%s: ", __func__); \
printk(args); \
} } while (0)
#define AS102_DEVICE_MAJOR 192
#define AS102_USB_BUF_SIZE 512
#define MAX_STREAM_URB 32
struct as10x_bus_adapter_t {
struct usb_device *usb_dev;
/* bus token lock */
struct mutex lock;
/* low level interface for bus adapter */
union as10x_bus_token_t {
/* usb token */
struct as10x_usb_token_cmd_t usb;
} token;
/* token cmd xfer id */
uint16_t cmd_xid;
/* as10x command and response for dvb interface*/
struct as10x_cmd_t *cmd, *rsp;
/* bus adapter private ops callback */
struct as102_priv_ops_t *ops;
struct as102_dev_t {
const char *name;
struct as10x_bus_adapter_t bus_adap;
struct list_head device_entry;
struct kref kref;
uint8_t elna_cfg;
struct dvb_adapter dvb_adap;
struct dvb_frontend dvb_fe;
struct dvb_demux dvb_dmx;
struct dmxdev dvb_dmxdev;
/* demodulator stats */
struct as10x_demod_stats demod_stats;
/* signal strength */
uint16_t signal_strength;
/* bit error rate */
uint32_t ber;
/* timer handle to trig ts stream download */
struct timer_list timer_handle;
struct mutex sem;
dma_addr_t dma_addr;
void *stream;
int streaming;
struct urb *stream_urb[MAX_STREAM_URB];
int as102_dvb_register(struct as102_dev_t *dev);
void as102_dvb_unregister(struct as102_dev_t *dev);
int as102_dvb_register_fe(struct as102_dev_t *dev, struct dvb_frontend *fe);
int as102_dvb_unregister_fe(struct dvb_frontend *dev);