1
2#ifndef _DVB_USB_CXUSB_H_
3#define _DVB_USB_CXUSB_H_
4
5#include <linux/completion.h>
6#include <linux/i2c.h>
7#include <linux/list.h>
8#include <linux/mutex.h>
9#include <linux/usb.h>
10#include <linux/workqueue.h>
11#include <media/v4l2-common.h>
12#include <media/v4l2-dev.h>
13#include <media/v4l2-device.h>
14#include <media/videobuf2-core.h>
15#include <media/videobuf2-v4l2.h>
16
17#define DVB_USB_LOG_PREFIX "cxusb"
18#include "dvb-usb.h"
19
20#define CXUSB_VIDEO_URBS (5)
21#define CXUSB_VIDEO_URB_MAX_SIZE (512 * 1024)
22
23#define CXUSB_VIDEO_PKT_SIZE 3030
24#define CXUSB_VIDEO_MAX_FRAME_PKTS 346
25#define CXUSB_VIDEO_MAX_FRAME_SIZE (CXUSB_VIDEO_MAX_FRAME_PKTS * \
26 CXUSB_VIDEO_PKT_SIZE)
27
28
29#define CMD_BLUEBIRD_GPIO_RW 0x05
30
31#define CMD_I2C_WRITE 0x08
32#define CMD_I2C_READ 0x09
33
34#define CMD_GPIO_READ 0x0d
35#define CMD_GPIO_WRITE 0x0e
36#define GPIO_TUNER 0x02
37
38#define CMD_POWER_OFF 0xdc
39#define CMD_POWER_ON 0xde
40
41#define CMD_STREAMING_ON 0x36
42#define CMD_STREAMING_OFF 0x37
43
44#define CMD_AVER_STREAM_ON 0x18
45#define CMD_AVER_STREAM_OFF 0x19
46
47#define CMD_GET_IR_CODE 0x47
48
49#define CMD_ANALOG 0x50
50#define CMD_DIGITAL 0x51
51
52#define CXUSB_BT656_PREAMBLE ((const u8 *)"\xff\x00\x00")
53
54#define CXUSB_BT656_FIELD_MASK BIT(6)
55#define CXUSB_BT656_FIELD_1 0
56#define CXUSB_BT656_FIELD_2 BIT(6)
57
58#define CXUSB_BT656_VBI_MASK BIT(5)
59#define CXUSB_BT656_VBI_ON BIT(5)
60#define CXUSB_BT656_VBI_OFF 0
61
62#define CXUSB_BT656_SEAV_MASK BIT(4)
63#define CXUSB_BT656_SEAV_EAV BIT(4)
64#define CXUSB_BT656_SEAV_SAV 0
65
66
67#define MAX_XFER_SIZE 80
68
69struct cxusb_state {
70 u8 gpio_write_state[3];
71 bool gpio_write_refresh[3];
72 struct i2c_client *i2c_client_demod;
73 struct i2c_client *i2c_client_tuner;
74
75 unsigned char data[MAX_XFER_SIZE];
76
77 struct mutex stream_mutex;
78 u8 last_lock;
79 int (*fe_read_status)(struct dvb_frontend *fe,
80 enum fe_status *status);
81};
82
83enum cxusb_open_type {
84 CXUSB_OPEN_INIT,
85 CXUSB_OPEN_NONE,
86 CXUSB_OPEN_ANALOG,
87 CXUSB_OPEN_DIGITAL
88};
89
90struct cxusb_medion_auxbuf {
91 u8 *buf;
92 unsigned int len;
93 unsigned int paylen;
94};
95
96enum cxusb_bt656_mode {
97 NEW_FRAME, FIRST_FIELD, SECOND_FIELD
98};
99
100enum cxusb_bt656_fmode {
101 START_SEARCH, LINE_SAMPLES, VBI_SAMPLES
102};
103
104struct cxusb_bt656_params {
105 enum cxusb_bt656_mode mode;
106 enum cxusb_bt656_fmode fmode;
107 unsigned int pos;
108 unsigned int line;
109 unsigned int linesamples;
110 u8 *buf;
111};
112
113struct cxusb_medion_dev {
114
115 struct cxusb_state state;
116
117 struct dvb_usb_device *dvbdev;
118
119 enum cxusb_open_type open_type;
120 unsigned int open_ctr;
121 struct mutex open_lock;
122
123#ifdef CONFIG_DVB_USB_CXUSB_ANALOG
124 struct v4l2_device v4l2dev;
125 struct v4l2_subdev *cx25840;
126 struct v4l2_subdev *tuner;
127 struct v4l2_subdev *tda9887;
128 struct video_device *videodev, *radiodev;
129 struct mutex dev_lock;
130
131 struct vb2_queue videoqueue;
132 u32 input;
133 bool stop_streaming;
134 u32 width, height;
135 u32 field_order;
136 struct cxusb_medion_auxbuf auxbuf;
137 v4l2_std_id norm;
138
139 struct urb *streamurbs[CXUSB_VIDEO_URBS];
140 unsigned long urbcomplete;
141 struct work_struct urbwork;
142 unsigned int nexturb;
143
144 struct cxusb_bt656_params bt656;
145 struct cxusb_medion_vbuffer *vbuf;
146 __u32 vbuf_sequence;
147
148 struct list_head buflist;
149
150 struct completion v4l2_release;
151#endif
152};
153
154struct cxusb_medion_vbuffer {
155 struct vb2_v4l2_buffer vb2;
156 struct list_head list;
157};
158
159
160#define CXUSB_DBG_RC BIT(0)
161#define CXUSB_DBG_I2C BIT(1)
162#define CXUSB_DBG_MISC BIT(2)
163#define CXUSB_DBG_BT656 BIT(3)
164#define CXUSB_DBG_URB BIT(4)
165#define CXUSB_DBG_OPS BIT(5)
166#define CXUSB_DBG_AUXB BIT(6)
167
168extern int dvb_usb_cxusb_debug;
169
170#define cxusb_vprintk(dvbdev, lvl, ...) do { \
171 struct cxusb_medion_dev *_cxdev = (dvbdev)->priv; \
172 if (dvb_usb_cxusb_debug & CXUSB_DBG_##lvl) \
173 v4l2_printk(KERN_DEBUG, \
174 &_cxdev->v4l2dev, __VA_ARGS__); \
175 } while (0)
176
177int cxusb_ctrl_msg(struct dvb_usb_device *d,
178 u8 cmd, const u8 *wbuf, int wlen, u8 *rbuf, int rlen);
179
180#ifdef CONFIG_DVB_USB_CXUSB_ANALOG
181int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev);
182int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev);
183void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev);
184#else
185static inline int cxusb_medion_analog_init(struct dvb_usb_device *dvbdev)
186{
187 return -EINVAL;
188}
189
190static inline int cxusb_medion_register_analog(struct dvb_usb_device *dvbdev)
191{
192 return 0;
193}
194
195static inline void cxusb_medion_unregister_analog(struct dvb_usb_device *dvbdev)
196{
197}
198#endif
199
200int cxusb_medion_get(struct dvb_usb_device *dvbdev,
201 enum cxusb_open_type open_type);
202void cxusb_medion_put(struct dvb_usb_device *dvbdev);
203
204#endif
205
