1 /* DVB USB compliant Linux driver for the TwinhanDTV StarBox USB2.0 DVB-S
4 * Copyright (C) 2005 Ralph Metzler <rjkm@metzlerbros.de>
5 * Metzler Brothers Systementwicklung GbR
7 * Copyright (C) 2005 Patrick Boettcher <patrick.boettcher@desy.de>
9 * Thanks to Twinhan who kindly provided hardware and information.
11 * This program is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by the Free
13 * Software Foundation, version 2.
15 * see Documentation/dvb/README.dvb-usb for more information
20 int dvb_usb_vp702x_debug;
21 module_param_named(debug,dvb_usb_vp702x_debug, int, 0644);
22 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
25 u8 pid_table[17]; /* [16] controls the pid_table state */
28 /* check for mutex FIXME */
29 int vp702x_usb_in_op(struct dvb_usb_device *d, u8 req, u16 value, u16 index, u8 *b, int blen)
33 while (ret >= 0 && ret != blen && try < 3) {
34 ret = usb_control_msg(d->udev,
35 usb_rcvctrlpipe(d->udev,0),
37 USB_TYPE_VENDOR | USB_DIR_IN,
40 deb_info("reading number %d (ret: %d)\n",try,ret);
44 if (ret < 0 || ret != blen) {
45 warn("usb in operation failed.");
50 deb_xfer("in: req. %x, val: %x, ind: %x, buffer: ",req,value,index);
51 debug_dump(b,blen,deb_xfer);
56 static int vp702x_usb_out_op(struct dvb_usb_device *d, u8 req, u16 value,
57 u16 index, u8 *b, int blen)
59 deb_xfer("out: req. %x, val: %x, ind: %x, buffer: ",req,value,index);
60 debug_dump(b,blen,deb_xfer);
62 if (usb_control_msg(d->udev,
63 usb_sndctrlpipe(d->udev,0),
65 USB_TYPE_VENDOR | USB_DIR_OUT,
68 warn("usb out operation failed.");
74 int vp702x_usb_inout_op(struct dvb_usb_device *d, u8 *o, int olen, u8 *i, int ilen, int msec)
78 if ((ret = mutex_lock_interruptible(&d->usb_mutex)))
81 if ((ret = vp702x_usb_out_op(d,REQUEST_OUT,0,0,o,olen)) < 0)
84 ret = vp702x_usb_in_op(d,REQUEST_IN,0,0,i,ilen);
87 mutex_unlock(&d->usb_mutex);
92 static int vp702x_usb_inout_cmd(struct dvb_usb_device *d, u8 cmd, u8 *o,
93 int olen, u8 *i, int ilen, int msec)
101 memcpy(&bout[2],o,olen);
103 ret = vp702x_usb_inout_op(d, bout, olen+2, bin, ilen+1,msec);
106 memcpy(i,&bin[1],ilen);
111 static int vp702x_pid_filter(struct dvb_usb_device *d, int index, u16 pid, int onoff)
113 struct vp702x_state *st = d->priv;
117 st->pid_table[16] |= 1 << index;
118 st->pid_table[index*2] = (pid >> 8) & 0xff;
119 st->pid_table[index*2+1] = pid & 0xff;
121 st->pid_table[16] &= ~(1 << index);
122 st->pid_table[index*2] = st->pid_table[index*2+1] = 0;
125 return vp702x_usb_inout_cmd(d,SET_PID_FILTER,st->pid_table,17,buf,9,10);
128 static int vp702x_power_ctrl(struct dvb_usb_device *d, int onoff)
130 vp702x_usb_in_op(d,RESET_TUNER,0,0,NULL,0);
132 vp702x_usb_in_op(d,SET_TUNER_POWER_REQ,0,onoff,NULL,0);
133 return vp702x_usb_in_op(d,SET_TUNER_POWER_REQ,0,onoff,NULL,0);
136 /* keys for the enclosed remote control */
137 static struct dvb_usb_rc_key vp702x_rc_keys[] = {
138 { 0x00, 0x01, KEY_1 },
139 { 0x00, 0x02, KEY_2 },
142 /* remote control stuff (does not work with my box) */
143 static int vp702x_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
148 /* remove the following return to enabled remote querying */
151 vp702x_usb_in_op(d,READ_REMOTE_REQ,0,0,key,10);
153 deb_rc("remote query key: %x %d\n",key[1],key[1]);
155 if (key[1] == 0x44) {
156 *state = REMOTE_NO_KEY_PRESSED;
160 for (i = 0; i < ARRAY_SIZE(vp702x_rc_keys); i++)
161 if (vp702x_rc_keys[i].custom == key[1]) {
162 *state = REMOTE_KEY_PRESSED;
163 *event = vp702x_rc_keys[i].event;
169 static int vp702x_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
172 if (vp702x_usb_inout_cmd(d, GET_MAC_ADDRESS, NULL, 0, macb, 9, 10))
174 memcpy(mac,&macb[3],6);
178 static int vp702x_frontend_attach(struct dvb_usb_device *d)
182 if (vp702x_usb_inout_cmd(d, GET_SYSTEM_STRING, NULL, 0, buf, 9, 10))
186 info("system string: %s",&buf[1]);
188 d->fe = vp702x_fe_attach(d);
192 static struct dvb_usb_properties vp702x_properties;
194 static int vp702x_usb_probe(struct usb_interface *intf,
195 const struct usb_device_id *id)
197 struct usb_device *udev = interface_to_usbdev(intf);
199 usb_clear_halt(udev,usb_sndctrlpipe(udev,0));
200 usb_clear_halt(udev,usb_rcvctrlpipe(udev,0));
202 return dvb_usb_device_init(intf,&vp702x_properties,THIS_MODULE,NULL);
205 static struct usb_device_id vp702x_usb_table [] = {
206 { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7021_COLD) },
207 { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7021_WARM) },
208 { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7020_COLD) },
209 { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7020_WARM) },
212 MODULE_DEVICE_TABLE(usb, vp702x_usb_table);
214 static struct dvb_usb_properties vp702x_properties = {
215 .caps = DVB_USB_HAS_PID_FILTER | DVB_USB_NEED_PID_FILTERING,
216 .pid_filter_count = 8, /* !!! */
218 .usb_ctrl = CYPRESS_FX2,
219 .firmware = "dvb-usb-vp702x-01.fw",
221 .pid_filter = vp702x_pid_filter,
222 .power_ctrl = vp702x_power_ctrl,
223 .frontend_attach = vp702x_frontend_attach,
224 .read_mac_address = vp702x_read_mac_addr,
226 .rc_key_map = vp702x_rc_keys,
227 .rc_key_map_size = ARRAY_SIZE(vp702x_rc_keys),
229 .rc_query = vp702x_rc_query,
231 .size_of_priv = sizeof(struct vp702x_state),
233 /* parameter for the MPEG2-data transfer */
235 .type = DVB_USB_BULK,
245 .num_device_descs = 2,
247 { .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7021)",
248 .cold_ids = { &vp702x_usb_table[0], NULL },
249 .warm_ids = { &vp702x_usb_table[1], NULL },
251 { .name = "TwinhanDTV StarBox DVB-S USB2.0 (VP7020)",
252 .cold_ids = { &vp702x_usb_table[2], NULL },
253 .warm_ids = { &vp702x_usb_table[3], NULL },
259 /* usb specific object needed to register this driver with the usb subsystem */
260 static struct usb_driver vp702x_usb_driver = {
261 .name = "dvb-usb-vp702x",
262 .probe = vp702x_usb_probe,
263 .disconnect = dvb_usb_device_exit,
264 .id_table = vp702x_usb_table,
268 static int __init vp702x_usb_module_init(void)
271 if ((result = usb_register(&vp702x_usb_driver))) {
272 err("usb_register failed. (%d)",result);
279 static void __exit vp702x_usb_module_exit(void)
281 /* deregister this driver from the USB subsystem */
282 usb_deregister(&vp702x_usb_driver);
285 module_init(vp702x_usb_module_init);
286 module_exit(vp702x_usb_module_exit);
288 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
289 MODULE_DESCRIPTION("Driver for Twinhan StarBox DVB-S USB2.0 and clones");
290 MODULE_VERSION("1.0-alpha");
291 MODULE_LICENSE("GPL");