1c942fddfSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-or-later 2786baecfSMauro Carvalho Chehab /* 3786baecfSMauro Carvalho Chehab * TerraTec Cinergy T2/qanu USB2 DVB-T adapter. 4786baecfSMauro Carvalho Chehab * 5786baecfSMauro Carvalho Chehab * Copyright (C) 2007 Tomi Orava (tomimo@ncircle.nullnet.fi) 6786baecfSMauro Carvalho Chehab * 7786baecfSMauro Carvalho Chehab * Based on the dvb-usb-framework code and the 8786baecfSMauro Carvalho Chehab * original Terratec Cinergy T2 driver by: 9786baecfSMauro Carvalho Chehab * 10786baecfSMauro Carvalho Chehab * Copyright (C) 2004 Daniel Mack <daniel@qanu.de> and 11786baecfSMauro Carvalho Chehab * Holger Waechtler <holger@qanu.de> 12786baecfSMauro Carvalho Chehab * 13786baecfSMauro Carvalho Chehab * Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf 14786baecfSMauro Carvalho Chehab */ 15786baecfSMauro Carvalho Chehab 16786baecfSMauro Carvalho Chehab #include "cinergyT2.h" 17786baecfSMauro Carvalho Chehab 18786baecfSMauro Carvalho Chehab 19786baecfSMauro Carvalho Chehab /* debug */ 20786baecfSMauro Carvalho Chehab int dvb_usb_cinergyt2_debug; 21786baecfSMauro Carvalho Chehab 22786baecfSMauro Carvalho Chehab module_param_named(debug, dvb_usb_cinergyt2_debug, int, 0644); 23f319ed91SMauro Carvalho Chehab MODULE_PARM_DESC(debug, "set debugging level (1=info, xfer=2, rc=4 (or-able))."); 24786baecfSMauro Carvalho Chehab 25786baecfSMauro Carvalho Chehab DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 26786baecfSMauro Carvalho Chehab 27786baecfSMauro Carvalho Chehab struct cinergyt2_state { 28786baecfSMauro Carvalho Chehab u8 rc_counter; 295ef8ed0eSMauro Carvalho Chehab unsigned char data[64]; 30786baecfSMauro Carvalho Chehab }; 31786baecfSMauro Carvalho Chehab 32786baecfSMauro Carvalho Chehab /* We are missing a release hook with usb_device data */ 33786baecfSMauro Carvalho Chehab static struct dvb_usb_device *cinergyt2_usb_device; 34786baecfSMauro Carvalho Chehab 35786baecfSMauro Carvalho Chehab static struct dvb_usb_device_properties cinergyt2_properties; 36786baecfSMauro Carvalho Chehab 37786baecfSMauro Carvalho Chehab static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable) 38786baecfSMauro Carvalho Chehab { 395ef8ed0eSMauro Carvalho Chehab struct dvb_usb_device *d = adap->dev; 405ef8ed0eSMauro Carvalho Chehab struct cinergyt2_state *st = d->priv; 415ef8ed0eSMauro Carvalho Chehab int ret; 425ef8ed0eSMauro Carvalho Chehab 437724325aSMauro Carvalho Chehab mutex_lock(&d->data_mutex); 445ef8ed0eSMauro Carvalho Chehab st->data[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER; 455ef8ed0eSMauro Carvalho Chehab st->data[1] = enable ? 1 : 0; 465ef8ed0eSMauro Carvalho Chehab 475ef8ed0eSMauro Carvalho Chehab ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 64, 0); 487724325aSMauro Carvalho Chehab mutex_unlock(&d->data_mutex); 495ef8ed0eSMauro Carvalho Chehab 505ef8ed0eSMauro Carvalho Chehab return ret; 51786baecfSMauro Carvalho Chehab } 52786baecfSMauro Carvalho Chehab 53786baecfSMauro Carvalho Chehab static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable) 54786baecfSMauro Carvalho Chehab { 555ef8ed0eSMauro Carvalho Chehab struct cinergyt2_state *st = d->priv; 565ef8ed0eSMauro Carvalho Chehab int ret; 575ef8ed0eSMauro Carvalho Chehab 587724325aSMauro Carvalho Chehab mutex_lock(&d->data_mutex); 595ef8ed0eSMauro Carvalho Chehab st->data[0] = CINERGYT2_EP1_SLEEP_MODE; 605ef8ed0eSMauro Carvalho Chehab st->data[1] = enable ? 0 : 1; 615ef8ed0eSMauro Carvalho Chehab 625ef8ed0eSMauro Carvalho Chehab ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 3, 0); 637724325aSMauro Carvalho Chehab mutex_unlock(&d->data_mutex); 645ef8ed0eSMauro Carvalho Chehab 655ef8ed0eSMauro Carvalho Chehab return ret; 66786baecfSMauro Carvalho Chehab } 67786baecfSMauro Carvalho Chehab 68786baecfSMauro Carvalho Chehab static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap) 69786baecfSMauro Carvalho Chehab { 705ef8ed0eSMauro Carvalho Chehab struct dvb_usb_device *d = adap->dev; 715ef8ed0eSMauro Carvalho Chehab struct cinergyt2_state *st = d->priv; 72786baecfSMauro Carvalho Chehab int ret; 73786baecfSMauro Carvalho Chehab 74786baecfSMauro Carvalho Chehab adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev); 75786baecfSMauro Carvalho Chehab 767724325aSMauro Carvalho Chehab mutex_lock(&d->data_mutex); 775ef8ed0eSMauro Carvalho Chehab st->data[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION; 785ef8ed0eSMauro Carvalho Chehab 795ef8ed0eSMauro Carvalho Chehab ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 3, 0); 80786baecfSMauro Carvalho Chehab if (ret < 0) { 81*9ad1efeeSDongliang Mu if (adap->fe_adap[0].fe) 82*9ad1efeeSDongliang Mu adap->fe_adap[0].fe->ops.release(adap->fe_adap[0].fe); 83f319ed91SMauro Carvalho Chehab deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep state info\n"); 84786baecfSMauro Carvalho Chehab } 857724325aSMauro Carvalho Chehab mutex_unlock(&d->data_mutex); 86786baecfSMauro Carvalho Chehab 87786baecfSMauro Carvalho Chehab /* Copy this pointer as we are gonna need it in the release phase */ 88786baecfSMauro Carvalho Chehab cinergyt2_usb_device = adap->dev; 89786baecfSMauro Carvalho Chehab 9054d577a4SMauro Carvalho Chehab return ret; 91786baecfSMauro Carvalho Chehab } 92786baecfSMauro Carvalho Chehab 93786baecfSMauro Carvalho Chehab static struct rc_map_table rc_map_cinergyt2_table[] = { 94786baecfSMauro Carvalho Chehab { 0x0401, KEY_POWER }, 95786baecfSMauro Carvalho Chehab { 0x0402, KEY_1 }, 96786baecfSMauro Carvalho Chehab { 0x0403, KEY_2 }, 97786baecfSMauro Carvalho Chehab { 0x0404, KEY_3 }, 98786baecfSMauro Carvalho Chehab { 0x0405, KEY_4 }, 99786baecfSMauro Carvalho Chehab { 0x0406, KEY_5 }, 100786baecfSMauro Carvalho Chehab { 0x0407, KEY_6 }, 101786baecfSMauro Carvalho Chehab { 0x0408, KEY_7 }, 102786baecfSMauro Carvalho Chehab { 0x0409, KEY_8 }, 103786baecfSMauro Carvalho Chehab { 0x040a, KEY_9 }, 104786baecfSMauro Carvalho Chehab { 0x040c, KEY_0 }, 105786baecfSMauro Carvalho Chehab { 0x040b, KEY_VIDEO }, 106786baecfSMauro Carvalho Chehab { 0x040d, KEY_REFRESH }, 107786baecfSMauro Carvalho Chehab { 0x040e, KEY_SELECT }, 108786baecfSMauro Carvalho Chehab { 0x040f, KEY_EPG }, 109786baecfSMauro Carvalho Chehab { 0x0410, KEY_UP }, 110786baecfSMauro Carvalho Chehab { 0x0414, KEY_DOWN }, 111786baecfSMauro Carvalho Chehab { 0x0411, KEY_LEFT }, 112786baecfSMauro Carvalho Chehab { 0x0413, KEY_RIGHT }, 113786baecfSMauro Carvalho Chehab { 0x0412, KEY_OK }, 114786baecfSMauro Carvalho Chehab { 0x0415, KEY_TEXT }, 115786baecfSMauro Carvalho Chehab { 0x0416, KEY_INFO }, 116786baecfSMauro Carvalho Chehab { 0x0417, KEY_RED }, 117786baecfSMauro Carvalho Chehab { 0x0418, KEY_GREEN }, 118786baecfSMauro Carvalho Chehab { 0x0419, KEY_YELLOW }, 119786baecfSMauro Carvalho Chehab { 0x041a, KEY_BLUE }, 120786baecfSMauro Carvalho Chehab { 0x041c, KEY_VOLUMEUP }, 121786baecfSMauro Carvalho Chehab { 0x041e, KEY_VOLUMEDOWN }, 122786baecfSMauro Carvalho Chehab { 0x041d, KEY_MUTE }, 123786baecfSMauro Carvalho Chehab { 0x041b, KEY_CHANNELUP }, 124786baecfSMauro Carvalho Chehab { 0x041f, KEY_CHANNELDOWN }, 125786baecfSMauro Carvalho Chehab { 0x0440, KEY_PAUSE }, 126786baecfSMauro Carvalho Chehab { 0x044c, KEY_PLAY }, 127786baecfSMauro Carvalho Chehab { 0x0458, KEY_RECORD }, 128786baecfSMauro Carvalho Chehab { 0x0454, KEY_PREVIOUS }, 129786baecfSMauro Carvalho Chehab { 0x0448, KEY_STOP }, 130786baecfSMauro Carvalho Chehab { 0x045c, KEY_NEXT } 131786baecfSMauro Carvalho Chehab }; 132786baecfSMauro Carvalho Chehab 133786baecfSMauro Carvalho Chehab /* Number of keypresses to ignore before detect repeating */ 134786baecfSMauro Carvalho Chehab #define RC_REPEAT_DELAY 3 135786baecfSMauro Carvalho Chehab 136786baecfSMauro Carvalho Chehab static int repeatable_keys[] = { 137786baecfSMauro Carvalho Chehab KEY_UP, 138786baecfSMauro Carvalho Chehab KEY_DOWN, 139786baecfSMauro Carvalho Chehab KEY_LEFT, 140786baecfSMauro Carvalho Chehab KEY_RIGHT, 141786baecfSMauro Carvalho Chehab KEY_VOLUMEUP, 142786baecfSMauro Carvalho Chehab KEY_VOLUMEDOWN, 143786baecfSMauro Carvalho Chehab KEY_CHANNELUP, 144786baecfSMauro Carvalho Chehab KEY_CHANNELDOWN 145786baecfSMauro Carvalho Chehab }; 146786baecfSMauro Carvalho Chehab 147786baecfSMauro Carvalho Chehab static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state) 148786baecfSMauro Carvalho Chehab { 149786baecfSMauro Carvalho Chehab struct cinergyt2_state *st = d->priv; 15054d577a4SMauro Carvalho Chehab int i, ret; 151786baecfSMauro Carvalho Chehab 152786baecfSMauro Carvalho Chehab *state = REMOTE_NO_KEY_PRESSED; 153786baecfSMauro Carvalho Chehab 1547724325aSMauro Carvalho Chehab mutex_lock(&d->data_mutex); 1555ef8ed0eSMauro Carvalho Chehab st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS; 1565ef8ed0eSMauro Carvalho Chehab 15754d577a4SMauro Carvalho Chehab ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0); 15854d577a4SMauro Carvalho Chehab if (ret < 0) 15954d577a4SMauro Carvalho Chehab goto ret; 1605ef8ed0eSMauro Carvalho Chehab 1615ef8ed0eSMauro Carvalho Chehab if (st->data[4] == 0xff) { 162786baecfSMauro Carvalho Chehab /* key repeat */ 163786baecfSMauro Carvalho Chehab st->rc_counter++; 164786baecfSMauro Carvalho Chehab if (st->rc_counter > RC_REPEAT_DELAY) { 165786baecfSMauro Carvalho Chehab for (i = 0; i < ARRAY_SIZE(repeatable_keys); i++) { 166786baecfSMauro Carvalho Chehab if (d->last_event == repeatable_keys[i]) { 167786baecfSMauro Carvalho Chehab *state = REMOTE_KEY_REPEAT; 168786baecfSMauro Carvalho Chehab *event = d->last_event; 169786baecfSMauro Carvalho Chehab deb_rc("repeat key, event %x\n", 170786baecfSMauro Carvalho Chehab *event); 1715ef8ed0eSMauro Carvalho Chehab goto ret; 172786baecfSMauro Carvalho Chehab } 173786baecfSMauro Carvalho Chehab } 174786baecfSMauro Carvalho Chehab deb_rc("repeated key (non repeatable)\n"); 175786baecfSMauro Carvalho Chehab } 1765ef8ed0eSMauro Carvalho Chehab goto ret; 177786baecfSMauro Carvalho Chehab } 178786baecfSMauro Carvalho Chehab 179786baecfSMauro Carvalho Chehab /* hack to pass checksum on the custom field */ 1805ef8ed0eSMauro Carvalho Chehab st->data[2] = ~st->data[1]; 1815ef8ed0eSMauro Carvalho Chehab dvb_usb_nec_rc_key_to_event(d, st->data, event, state); 1825ef8ed0eSMauro Carvalho Chehab if (st->data[0] != 0) { 183786baecfSMauro Carvalho Chehab if (*event != d->last_event) 184786baecfSMauro Carvalho Chehab st->rc_counter = 0; 185786baecfSMauro Carvalho Chehab 1865ef8ed0eSMauro Carvalho Chehab deb_rc("key: %*ph\n", 5, st->data); 187786baecfSMauro Carvalho Chehab } 1885ef8ed0eSMauro Carvalho Chehab 1895ef8ed0eSMauro Carvalho Chehab ret: 1907724325aSMauro Carvalho Chehab mutex_unlock(&d->data_mutex); 1915ef8ed0eSMauro Carvalho Chehab return ret; 192786baecfSMauro Carvalho Chehab } 193786baecfSMauro Carvalho Chehab 194786baecfSMauro Carvalho Chehab static int cinergyt2_usb_probe(struct usb_interface *intf, 195786baecfSMauro Carvalho Chehab const struct usb_device_id *id) 196786baecfSMauro Carvalho Chehab { 1977724325aSMauro Carvalho Chehab return dvb_usb_device_init(intf, &cinergyt2_properties, 1987724325aSMauro Carvalho Chehab THIS_MODULE, NULL, adapter_nr); 199786baecfSMauro Carvalho Chehab } 200786baecfSMauro Carvalho Chehab 201786baecfSMauro Carvalho Chehab static struct usb_device_id cinergyt2_usb_table[] = { 202786baecfSMauro Carvalho Chehab { USB_DEVICE(USB_VID_TERRATEC, 0x0038) }, 203786baecfSMauro Carvalho Chehab { 0 } 204786baecfSMauro Carvalho Chehab }; 205786baecfSMauro Carvalho Chehab 206786baecfSMauro Carvalho Chehab MODULE_DEVICE_TABLE(usb, cinergyt2_usb_table); 207786baecfSMauro Carvalho Chehab 208786baecfSMauro Carvalho Chehab static struct dvb_usb_device_properties cinergyt2_properties = { 209786baecfSMauro Carvalho Chehab .size_of_priv = sizeof(struct cinergyt2_state), 210786baecfSMauro Carvalho Chehab .num_adapters = 1, 211786baecfSMauro Carvalho Chehab .adapter = { 212786baecfSMauro Carvalho Chehab { 213786baecfSMauro Carvalho Chehab .num_frontends = 1, 214786baecfSMauro Carvalho Chehab .fe = {{ 215786baecfSMauro Carvalho Chehab .streaming_ctrl = cinergyt2_streaming_ctrl, 216786baecfSMauro Carvalho Chehab .frontend_attach = cinergyt2_frontend_attach, 217786baecfSMauro Carvalho Chehab 218786baecfSMauro Carvalho Chehab /* parameter for the MPEG2-data transfer */ 219786baecfSMauro Carvalho Chehab .stream = { 220786baecfSMauro Carvalho Chehab .type = USB_BULK, 221786baecfSMauro Carvalho Chehab .count = 5, 222786baecfSMauro Carvalho Chehab .endpoint = 0x02, 223786baecfSMauro Carvalho Chehab .u = { 224786baecfSMauro Carvalho Chehab .bulk = { 225786baecfSMauro Carvalho Chehab .buffersize = 512, 226786baecfSMauro Carvalho Chehab } 227786baecfSMauro Carvalho Chehab } 228786baecfSMauro Carvalho Chehab }, 229786baecfSMauro Carvalho Chehab }}, 230786baecfSMauro Carvalho Chehab } 231786baecfSMauro Carvalho Chehab }, 232786baecfSMauro Carvalho Chehab 233786baecfSMauro Carvalho Chehab .power_ctrl = cinergyt2_power_ctrl, 234786baecfSMauro Carvalho Chehab 235786baecfSMauro Carvalho Chehab .rc.legacy = { 236786baecfSMauro Carvalho Chehab .rc_interval = 50, 237786baecfSMauro Carvalho Chehab .rc_map_table = rc_map_cinergyt2_table, 238786baecfSMauro Carvalho Chehab .rc_map_size = ARRAY_SIZE(rc_map_cinergyt2_table), 239786baecfSMauro Carvalho Chehab .rc_query = cinergyt2_rc_query, 240786baecfSMauro Carvalho Chehab }, 241786baecfSMauro Carvalho Chehab 242786baecfSMauro Carvalho Chehab .generic_bulk_ctrl_endpoint = 1, 243786baecfSMauro Carvalho Chehab 244786baecfSMauro Carvalho Chehab .num_device_descs = 1, 245786baecfSMauro Carvalho Chehab .devices = { 246786baecfSMauro Carvalho Chehab { .name = "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver", 247786baecfSMauro Carvalho Chehab .cold_ids = {NULL}, 248786baecfSMauro Carvalho Chehab .warm_ids = { &cinergyt2_usb_table[0], NULL }, 249786baecfSMauro Carvalho Chehab }, 250786baecfSMauro Carvalho Chehab { NULL }, 251786baecfSMauro Carvalho Chehab } 252786baecfSMauro Carvalho Chehab }; 253786baecfSMauro Carvalho Chehab 254786baecfSMauro Carvalho Chehab 255786baecfSMauro Carvalho Chehab static struct usb_driver cinergyt2_driver = { 256786baecfSMauro Carvalho Chehab .name = "cinergyT2", 257786baecfSMauro Carvalho Chehab .probe = cinergyt2_usb_probe, 258786baecfSMauro Carvalho Chehab .disconnect = dvb_usb_device_exit, 259786baecfSMauro Carvalho Chehab .id_table = cinergyt2_usb_table 260786baecfSMauro Carvalho Chehab }; 261786baecfSMauro Carvalho Chehab 262786baecfSMauro Carvalho Chehab module_usb_driver(cinergyt2_driver); 263786baecfSMauro Carvalho Chehab 264786baecfSMauro Carvalho Chehab MODULE_DESCRIPTION("Terratec Cinergy T2 DVB-T driver"); 265786baecfSMauro Carvalho Chehab MODULE_LICENSE("GPL"); 266786baecfSMauro Carvalho Chehab MODULE_AUTHOR("Tomi Orava"); 267