diff options
Diffstat (limited to 'drivers/media/dvb/dvb-usb/digitv.h')
-rw-r--r-- | drivers/media/dvb/dvb-usb/digitv.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/drivers/media/dvb/dvb-usb/digitv.h b/drivers/media/dvb/dvb-usb/digitv.h new file mode 100644 index 00000000000..908c09f4966 --- /dev/null +++ b/drivers/media/dvb/dvb-usb/digitv.h | |||
@@ -0,0 +1,66 @@ | |||
1 | #ifndef _DVB_USB_DIGITV_H_ | ||
2 | #define _DVB_USB_DIGITV_H_ | ||
3 | |||
4 | #define DVB_USB_LOG_PREFIX "digitv" | ||
5 | #include "dvb-usb.h" | ||
6 | |||
7 | struct digitv_state { | ||
8 | int is_nxt6000; | ||
9 | }; | ||
10 | |||
11 | /* protocol (from usblogging and the SDK: | ||
12 | * | ||
13 | * Always 7 bytes bulk message(s) for controlling | ||
14 | * | ||
15 | * First byte describes the command. Reads are 2 consecutive transfer (as always). | ||
16 | * | ||
17 | * General structure: | ||
18 | * | ||
19 | * write or first message of a read: | ||
20 | * <cmdbyte> VV <len> B0 B1 B2 B3 | ||
21 | * | ||
22 | * second message of a read | ||
23 | * <cmdbyte> VV <len> R0 R1 R2 R3 | ||
24 | * | ||
25 | * whereas 0 < len <= 4 | ||
26 | * | ||
27 | * I2C address is stored somewhere inside the device. | ||
28 | * | ||
29 | * 0x01 read from EEPROM | ||
30 | * VV = offset; B* = 0; R* = value(s) | ||
31 | * | ||
32 | * 0x02 read register of the COFDM | ||
33 | * VV = register; B* = 0; R* = value(s) | ||
34 | * | ||
35 | * 0x05 write register of the COFDM | ||
36 | * VV = register; B* = value(s); | ||
37 | * | ||
38 | * 0x06 write to the tuner (only for NXT6000) | ||
39 | * VV = 0; B* = PLL data; len = 4; | ||
40 | * | ||
41 | * 0x03 read remote control | ||
42 | * VV = 0; B* = 0; len = 4; R* = key | ||
43 | * | ||
44 | * 0x07 write to the remote (don't know why one should this, resetting ?) | ||
45 | * VV = 0; B* = key; len = 4; | ||
46 | * | ||
47 | * 0x08 write remote type | ||
48 | * VV = 0; B[0] = 0x01, len = 4 | ||
49 | * | ||
50 | * 0x09 write device init | ||
51 | * TODO | ||
52 | */ | ||
53 | #define USB_READ_EEPROM 1 | ||
54 | |||
55 | #define USB_READ_COFDM 2 | ||
56 | #define USB_WRITE_COFDM 5 | ||
57 | |||
58 | #define USB_WRITE_TUNER 6 | ||
59 | |||
60 | #define USB_READ_REMOTE 3 | ||
61 | #define USB_WRITE_REMOTE 7 | ||
62 | #define USB_WRITE_REMOTE_TYPE 8 | ||
63 | |||
64 | #define USB_DEV_INIT 9 | ||
65 | |||
66 | #endif | ||