tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Abilis Systems Single DVB-T Receiver
3 * Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
8 * any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
15
16#ifndef _AS102_DRV_H
17#define _AS102_DRV_H
18#include <linux/usb.h>
19#include <dvb_demux.h>
20#include <dvb_frontend.h>
21#include <dmxdev.h>
22#include "as10x_handle.h"
23#include "as10x_cmd.h"
24#include "as102_usb_drv.h"
25
26#define DRIVER_FULL_NAME "Abilis Systems as10x usb driver"
27#define DRIVER_NAME "as10x_usb"
28
29#define debug as102_debug
30extern struct usb_driver as102_usb_driver;
31extern int elna_enable;
32
33#define AS102_DEVICE_MAJOR 192
34
35#define AS102_USB_BUF_SIZE 512
36#define MAX_STREAM_URB 32
37
38struct as10x_bus_adapter_t {
39 struct usb_device *usb_dev;
40 /* bus token lock */
41 struct mutex lock;
42 /* low level interface for bus adapter */
43 union as10x_bus_token_t {
44 /* usb token */
45 struct as10x_usb_token_cmd_t usb;
46 } token;
47
48 /* token cmd xfer id */
49 uint16_t cmd_xid;
50
51 /* as10x command and response for dvb interface*/
52 struct as10x_cmd_t *cmd, *rsp;
53
54 /* bus adapter private ops callback */
55 struct as102_priv_ops_t *ops;
56};
57
58struct as102_dev_t {
59 const char *name;
60 struct as10x_bus_adapter_t bus_adap;
61 struct list_head device_entry;
62 struct kref kref;
63 uint8_t elna_cfg;
64
65 struct dvb_adapter dvb_adap;
66 struct dvb_frontend *dvb_fe;
67 struct dvb_demux dvb_dmx;
68 struct dmxdev dvb_dmxdev;
69
70 /* timer handle to trig ts stream download */
71 struct timer_list timer_handle;
72
73 struct mutex sem;
74 dma_addr_t dma_addr;
75 void *stream;
76 int streaming;
77 struct urb *stream_urb[MAX_STREAM_URB];
78};
79
80int as102_dvb_register(struct as102_dev_t *dev);
81void as102_dvb_unregister(struct as102_dev_t *dev);
82
83#endif