Version:  2.0.40 2.2.26 2.4.37 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17

Linux/drivers/media/usb/dvb-usb/vp7045.c

  1 /* DVB USB compliant Linux driver for the
  2  *  - TwinhanDTV Alpha/MagicBoxII USB2.0 DVB-T receiver
  3  *  - DigitalNow TinyUSB2 DVB-t receiver
  4  *
  5  * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de)
  6  *
  7  * Thanks to Twinhan who kindly provided hardware and information.
  8  *
  9  *      This program is free software; you can redistribute it and/or modify it
 10  *      under the terms of the GNU General Public License as published by the Free
 11  *      Software Foundation, version 2.
 12  *
 13  * see Documentation/dvb/README.dvb-usb for more information
 14  */
 15 #include "vp7045.h"
 16 
 17 /* debug */
 18 static int dvb_usb_vp7045_debug;
 19 module_param_named(debug,dvb_usb_vp7045_debug, int, 0644);
 20 MODULE_PARM_DESC(debug, "set debugging level (1=info,xfer=2,rc=4 (or-able))." DVB_USB_DEBUG_STATUS);
 21 
 22 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
 23 
 24 #define deb_info(args...) dprintk(dvb_usb_vp7045_debug,0x01,args)
 25 #define deb_xfer(args...) dprintk(dvb_usb_vp7045_debug,0x02,args)
 26 #define deb_rc(args...)   dprintk(dvb_usb_vp7045_debug,0x04,args)
 27 
 28 int vp7045_usb_op(struct dvb_usb_device *d, u8 cmd, u8 *out, int outlen, u8 *in, int inlen, int msec)
 29 {
 30         int ret = 0;
 31         u8 *buf = d->priv;
 32 
 33         buf[0] = cmd;
 34 
 35         if (outlen > 19)
 36                 outlen = 19;
 37 
 38         if (inlen > 11)
 39                 inlen = 11;
 40 
 41         ret = mutex_lock_interruptible(&d->usb_mutex);
 42         if (ret)
 43                 return ret;
 44 
 45         if (out != NULL && outlen > 0)
 46                 memcpy(&buf[1], out, outlen);
 47 
 48         deb_xfer("out buffer: ");
 49         debug_dump(buf, outlen+1, deb_xfer);
 50 
 51 
 52         if (usb_control_msg(d->udev,
 53                         usb_sndctrlpipe(d->udev,0),
 54                         TH_COMMAND_OUT, USB_TYPE_VENDOR | USB_DIR_OUT, 0, 0,
 55                         buf, 20, 2000) != 20) {
 56                 err("USB control message 'out' went wrong.");
 57                 ret = -EIO;
 58                 goto unlock;
 59         }
 60 
 61         msleep(msec);
 62 
 63         if (usb_control_msg(d->udev,
 64                         usb_rcvctrlpipe(d->udev,0),
 65                         TH_COMMAND_IN, USB_TYPE_VENDOR | USB_DIR_IN, 0, 0,
 66                         buf, 12, 2000) != 12) {
 67                 err("USB control message 'in' went wrong.");
 68                 ret = -EIO;
 69                 goto unlock;
 70         }
 71 
 72         deb_xfer("in buffer: ");
 73         debug_dump(buf, 12, deb_xfer);
 74 
 75         if (in != NULL && inlen > 0)
 76                 memcpy(in, &buf[1], inlen);
 77 
 78 unlock:
 79         mutex_unlock(&d->usb_mutex);
 80 
 81         return ret;
 82 }
 83 
 84 u8 vp7045_read_reg(struct dvb_usb_device *d, u8 reg)
 85 {
 86         u8 obuf[2] = { 0 },v;
 87         obuf[1] = reg;
 88 
 89         vp7045_usb_op(d,TUNER_REG_READ,obuf,2,&v,1,30);
 90 
 91         return v;
 92 }
 93 
 94 static int vp7045_power_ctrl(struct dvb_usb_device *d, int onoff)
 95 {
 96         u8 v = onoff;
 97         return vp7045_usb_op(d,SET_TUNER_POWER,&v,1,NULL,0,150);
 98 }
 99 
100 /* remote control stuff */
101 
102 /* The keymapping struct. Somehow this should be loaded to the driver, but
103  * currently it is hardcoded. */
104 static struct rc_map_table rc_map_vp7045_table[] = {
105         { 0x0016, KEY_POWER },
106         { 0x0010, KEY_MUTE },
107         { 0x0003, KEY_1 },
108         { 0x0001, KEY_2 },
109         { 0x0006, KEY_3 },
110         { 0x0009, KEY_4 },
111         { 0x001d, KEY_5 },
112         { 0x001f, KEY_6 },
113         { 0x000d, KEY_7 },
114         { 0x0019, KEY_8 },
115         { 0x001b, KEY_9 },
116         { 0x0015, KEY_0 },
117         { 0x0005, KEY_CHANNELUP },
118         { 0x0002, KEY_CHANNELDOWN },
119         { 0x001e, KEY_VOLUMEUP },
120         { 0x000a, KEY_VOLUMEDOWN },
121         { 0x0011, KEY_RECORD },
122         { 0x0017, KEY_FAVORITES }, /* Heart symbol - Channel list. */
123         { 0x0014, KEY_PLAY },
124         { 0x001a, KEY_STOP },
125         { 0x0040, KEY_REWIND },
126         { 0x0012, KEY_FASTFORWARD },
127         { 0x000e, KEY_PREVIOUS }, /* Recall - Previous channel. */
128         { 0x004c, KEY_PAUSE },
129         { 0x004d, KEY_SCREEN }, /* Full screen mode. */
130         { 0x0054, KEY_AUDIO }, /* MTS - Switch to secondary audio. */
131         { 0x000c, KEY_CANCEL }, /* Cancel */
132         { 0x001c, KEY_EPG }, /* EPG */
133         { 0x0000, KEY_TAB }, /* Tab */
134         { 0x0048, KEY_INFO }, /* Preview */
135         { 0x0004, KEY_LIST }, /* RecordList */
136         { 0x000f, KEY_TEXT }, /* Teletext */
137         { 0x0041, KEY_PREVIOUSSONG },
138         { 0x0042, KEY_NEXTSONG },
139         { 0x004b, KEY_UP },
140         { 0x0051, KEY_DOWN },
141         { 0x004e, KEY_LEFT },
142         { 0x0052, KEY_RIGHT },
143         { 0x004f, KEY_ENTER },
144         { 0x0013, KEY_CANCEL },
145         { 0x004a, KEY_CLEAR },
146         { 0x0054, KEY_PRINT }, /* Capture */
147         { 0x0043, KEY_SUBTITLE }, /* Subtitle/CC */
148         { 0x0008, KEY_VIDEO }, /* A/V */
149         { 0x0007, KEY_SLEEP }, /* Hibernate */
150         { 0x0045, KEY_ZOOM }, /* Zoom+ */
151         { 0x0018, KEY_RED},
152         { 0x0053, KEY_GREEN},
153         { 0x005e, KEY_YELLOW},
154         { 0x005f, KEY_BLUE}
155 };
156 
157 static int vp7045_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
158 {
159         u8 key;
160         int i;
161         vp7045_usb_op(d,RC_VAL_READ,NULL,0,&key,1,20);
162 
163         deb_rc("remote query key: %x %d\n",key,key);
164 
165         if (key == 0x44) {
166                 *state = REMOTE_NO_KEY_PRESSED;
167                 return 0;
168         }
169 
170         for (i = 0; i < ARRAY_SIZE(rc_map_vp7045_table); i++)
171                 if (rc5_data(&rc_map_vp7045_table[i]) == key) {
172                         *state = REMOTE_KEY_PRESSED;
173                         *event = rc_map_vp7045_table[i].keycode;
174                         break;
175                 }
176         return 0;
177 }
178 
179 static int vp7045_read_eeprom(struct dvb_usb_device *d,u8 *buf, int len, int offset)
180 {
181         int i = 0;
182         u8 v,br[2];
183         for (i=0; i < len; i++) {
184                 v = offset + i;
185                 vp7045_usb_op(d,GET_EE_VALUE,&v,1,br,2,5);
186                 buf[i] = br[1];
187         }
188         deb_info("VP7045 EEPROM read (offs: %d, len: %d) : ",offset, i);
189         debug_dump(buf,i,deb_info);
190         return 0;
191 }
192 
193 static int vp7045_read_mac_addr(struct dvb_usb_device *d,u8 mac[6])
194 {
195         return vp7045_read_eeprom(d,mac, 6, MAC_0_ADDR);
196 }
197 
198 static int vp7045_frontend_attach(struct dvb_usb_adapter *adap)
199 {
200         u8 buf[255] = { 0 };
201 
202         vp7045_usb_op(adap->dev,VENDOR_STRING_READ,NULL,0,buf,20,0);
203         buf[10] = '\0';
204         deb_info("firmware says: %s ",buf);
205 
206         vp7045_usb_op(adap->dev,PRODUCT_STRING_READ,NULL,0,buf,20,0);
207         buf[10] = '\0';
208         deb_info("%s ",buf);
209 
210         vp7045_usb_op(adap->dev,FW_VERSION_READ,NULL,0,buf,20,0);
211         buf[10] = '\0';
212         deb_info("v%s\n",buf);
213 
214 /*      Dump the EEPROM */
215 /*      vp7045_read_eeprom(d,buf, 255, FX2_ID_ADDR); */
216 
217         adap->fe_adap[0].fe = vp7045_fe_attach(adap->dev);
218 
219         return 0;
220 }
221 
222 static struct dvb_usb_device_properties vp7045_properties;
223 
224 static int vp7045_usb_probe(struct usb_interface *intf,
225                 const struct usb_device_id *id)
226 {
227         return dvb_usb_device_init(intf, &vp7045_properties,
228                                    THIS_MODULE, NULL, adapter_nr);
229 }
230 
231 static struct usb_device_id vp7045_usb_table [] = {
232             { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_COLD) },
233             { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_TWINHAN_VP7045_WARM) },
234             { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_COLD) },
235             { USB_DEVICE(USB_VID_VISIONPLUS, USB_PID_DNTV_TINYUSB2_WARM) },
236             { 0 },
237 };
238 MODULE_DEVICE_TABLE(usb, vp7045_usb_table);
239 
240 static struct dvb_usb_device_properties vp7045_properties = {
241         .usb_ctrl = CYPRESS_FX2,
242         .firmware = "dvb-usb-vp7045-01.fw",
243         .size_of_priv = 20,
244 
245         .num_adapters = 1,
246         .adapter = {
247                 {
248                 .num_frontends = 1,
249                 .fe = {{
250                         .frontend_attach  = vp7045_frontend_attach,
251                         /* parameter for the MPEG2-data transfer */
252                         .stream = {
253                                 .type = USB_BULK,
254                                 .count = 7,
255                                 .endpoint = 0x02,
256                                 .u = {
257                                         .bulk = {
258                                                 .buffersize = 4096,
259                                         }
260                                 }
261                         },
262                 }},
263                 }
264         },
265         .power_ctrl       = vp7045_power_ctrl,
266         .read_mac_address = vp7045_read_mac_addr,
267 
268         .rc.legacy = {
269                 .rc_interval      = 400,
270                 .rc_map_table       = rc_map_vp7045_table,
271                 .rc_map_size  = ARRAY_SIZE(rc_map_vp7045_table),
272                 .rc_query         = vp7045_rc_query,
273         },
274 
275         .num_device_descs = 2,
276         .devices = {
277                 { .name = "Twinhan USB2.0 DVB-T receiver (TwinhanDTV Alpha/MagicBox II)",
278                   .cold_ids = { &vp7045_usb_table[0], NULL },
279                   .warm_ids = { &vp7045_usb_table[1], NULL },
280                 },
281                 { .name = "DigitalNow TinyUSB 2 DVB-t Receiver",
282                   .cold_ids = { &vp7045_usb_table[2], NULL },
283                   .warm_ids = { &vp7045_usb_table[3], NULL },
284                 },
285                 { NULL },
286         }
287 };
288 
289 /* usb specific object needed to register this driver with the usb subsystem */
290 static struct usb_driver vp7045_usb_driver = {
291         .name           = "dvb_usb_vp7045",
292         .probe          = vp7045_usb_probe,
293         .disconnect     = dvb_usb_device_exit,
294         .id_table       = vp7045_usb_table,
295 };
296 
297 module_usb_driver(vp7045_usb_driver);
298 
299 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");
300 MODULE_DESCRIPTION("Driver for Twinhan MagicBox/Alpha and DNTV tinyUSB2 DVB-T USB2.0");
301 MODULE_VERSION("1.0");
302 MODULE_LICENSE("GPL");
303 

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