Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ]
  1 #ifndef _DVB_USB_VP7021_H_
  2 #define _DVB_USB_VP7021_H_
  3 
  4 #define DVB_USB_LOG_PREFIX "vp702x"
  5 #include "dvb-usb.h"
  6 
  7 extern int dvb_usb_vp702x_debug;
  8 #define deb_info(args...) dprintk(dvb_usb_vp702x_debug,0x01,args)
  9 #define deb_xfer(args...) dprintk(dvb_usb_vp702x_debug,0x02,args)
 10 #define deb_rc(args...)   dprintk(dvb_usb_vp702x_debug,0x04,args)
 11 #define deb_fe(args...)   dprintk(dvb_usb_vp702x_debug,0x08,args)
 12 
 13 /* commands are read and written with USB control messages */
 14 
 15 /* consecutive read/write operation */
 16 #define REQUEST_OUT             0xB2
 17 #define REQUEST_IN              0xB3
 18 
 19 /* the out-buffer of these consecutive operations contain sub-commands when b[0] = 0
 20  * request: 0xB2; i: 0; v: 0; b[0] = 0, b[1] = subcmd, additional buffer
 21  * the returning buffer looks as follows
 22  * request: 0xB3; i: 0; v: 0; b[0] = 0xB3, additional buffer */
 23 
 24 #define GET_TUNER_STATUS        0x05
 25 /* additional in buffer:
 26  * 0   1   2    3              4   5   6               7       8
 27  * N/A N/A 0x05 signal-quality N/A N/A signal-strength lock==0 N/A */
 28 
 29 #define GET_SYSTEM_STRING       0x06
 30 /* additional in buffer:
 31  * 0   1   2   3   4   5   6   7   8
 32  * N/A 'U' 'S' 'B' '7' '' '2' 'X' N/A */
 33 
 34 #define SET_DISEQC_CMD          0x08
 35 /* additional out buffer:
 36  * 0    1  2  3  4
 37  * len  X1 X2 X3 X4
 38  * additional in buffer:
 39  * 0   1 2
 40  * N/A 0 0   b[1] == b[2] == 0 -> success, failure otherwise */
 41 
 42 #define SET_LNB_POWER           0x09
 43 /* additional out buffer:
 44  * 0    1    2
 45  * 0x00 0xff 1 = on, 0 = off
 46  * additional in buffer:
 47  * 0   1 2
 48  * N/A 0 0   b[1] == b[2] == 0 -> success failure otherwise */
 49 
 50 #define GET_MAC_ADDRESS         0x0A
 51 /* #define GET_MAC_ADDRESS   0x0B */
 52 /* additional in buffer:
 53  * 0   1   2            3    4    5    6    7    8
 54  * N/A N/A 0x0A or 0x0B MAC0 MAC1 MAC2 MAC3 MAC4 MAC5 */
 55 
 56 #define SET_PID_FILTER          0x11
 57 /* additional in buffer:
 58  * 0        1        ... 14       15       16
 59  * PID0_MSB PID0_LSB ... PID7_MSB PID7_LSB PID_active (bits) */
 60 
 61 /* request: 0xB2; i: 0; v: 0;
 62  * b[0] != 0 -> tune and lock a channel
 63  * 0     1     2       3      4      5      6    7
 64  * freq0 freq1 divstep srate0 srate1 srate2 flag chksum
 65  */
 66 
 67 /* one direction requests */
 68 #define READ_REMOTE_REQ         0xB4
 69 /* IN  i: 0; v: 0; b[0] == request, b[1] == key */
 70 
 71 #define READ_PID_NUMBER_REQ     0xB5
 72 /* IN  i: 0; v: 0; b[0] == request, b[1] == 0, b[2] = pid number */
 73 
 74 #define WRITE_EEPROM_REQ        0xB6
 75 /* OUT i: offset; v: value to write; no extra buffer */
 76 
 77 #define READ_EEPROM_REQ         0xB7
 78 /* IN  i: bufferlen; v: offset; buffer with bufferlen bytes */
 79 
 80 #define READ_STATUS             0xB8
 81 /* IN  i: 0; v: 0; bufferlen 10 */
 82 
 83 #define READ_TUNER_REG_REQ      0xB9
 84 /* IN  i: 0; v: register; b[0] = value */
 85 
 86 #define READ_FX2_REG_REQ        0xBA
 87 /* IN  i: offset; v: 0; b[0] = value */
 88 
 89 #define WRITE_FX2_REG_REQ       0xBB
 90 /* OUT i: offset; v: value to write; 1 byte extra buffer */
 91 
 92 #define SET_TUNER_POWER_REQ     0xBC
 93 /* IN  i: 0 = power off, 1 = power on */
 94 
 95 #define WRITE_TUNER_REG_REQ     0xBD
 96 /* IN  i: register, v: value to write, no extra buffer */
 97 
 98 #define RESET_TUNER             0xBE
 99 /* IN  i: 0, v: 0, no extra buffer */
100 
101 extern struct dvb_frontend * vp702x_fe_attach(struct dvb_usb_device *d);
102 
103 extern int vp702x_usb_inout_op(struct dvb_usb_device *d, u8 *o, int olen, u8 *i, int ilen, int msec);
104 extern int vp702x_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen);
105 
106 #endif
107 
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