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264 lines
6.0 KiB
264 lines
6.0 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* TerraTec Cinergy T2/qanu USB2 DVB-T adapter. |
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* |
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* Copyright (C) 2007 Tomi Orava ([email protected]) |
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* |
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* Based on the dvb-usb-framework code and the |
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* original Terratec Cinergy T2 driver by: |
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* |
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* Copyright (C) 2004 Daniel Mack <[email protected]> and |
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* Holger Waechtler <[email protected]> |
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* |
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* Protocol Spec published on http://qanu.de/specs/terratec_cinergyT2.pdf |
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*/ |
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#include "cinergyT2.h" |
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/* debug */ |
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int dvb_usb_cinergyt2_debug; |
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module_param_named(debug, dvb_usb_cinergyt2_debug, int, 0644); |
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MODULE_PARM_DESC(debug, "set debugging level (1=info, xfer=2, rc=4 (or-able))."); |
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); |
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struct cinergyt2_state { |
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u8 rc_counter; |
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unsigned char data[64]; |
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}; |
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/* We are missing a release hook with usb_device data */ |
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static struct dvb_usb_device *cinergyt2_usb_device; |
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static struct dvb_usb_device_properties cinergyt2_properties; |
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static int cinergyt2_streaming_ctrl(struct dvb_usb_adapter *adap, int enable) |
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{ |
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struct dvb_usb_device *d = adap->dev; |
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struct cinergyt2_state *st = d->priv; |
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int ret; |
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mutex_lock(&d->data_mutex); |
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st->data[0] = CINERGYT2_EP1_CONTROL_STREAM_TRANSFER; |
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st->data[1] = enable ? 1 : 0; |
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ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 64, 0); |
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mutex_unlock(&d->data_mutex); |
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return ret; |
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} |
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static int cinergyt2_power_ctrl(struct dvb_usb_device *d, int enable) |
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{ |
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struct cinergyt2_state *st = d->priv; |
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int ret; |
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mutex_lock(&d->data_mutex); |
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st->data[0] = CINERGYT2_EP1_SLEEP_MODE; |
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st->data[1] = enable ? 0 : 1; |
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ret = dvb_usb_generic_rw(d, st->data, 2, st->data, 3, 0); |
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mutex_unlock(&d->data_mutex); |
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return ret; |
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} |
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static int cinergyt2_frontend_attach(struct dvb_usb_adapter *adap) |
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{ |
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struct dvb_usb_device *d = adap->dev; |
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struct cinergyt2_state *st = d->priv; |
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int ret; |
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adap->fe_adap[0].fe = cinergyt2_fe_attach(adap->dev); |
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mutex_lock(&d->data_mutex); |
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st->data[0] = CINERGYT2_EP1_GET_FIRMWARE_VERSION; |
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ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 3, 0); |
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if (ret < 0) { |
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deb_rc("cinergyt2_power_ctrl() Failed to retrieve sleep state info\n"); |
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} |
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mutex_unlock(&d->data_mutex); |
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/* Copy this pointer as we are gonna need it in the release phase */ |
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cinergyt2_usb_device = adap->dev; |
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return ret; |
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} |
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static struct rc_map_table rc_map_cinergyt2_table[] = { |
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{ 0x0401, KEY_POWER }, |
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{ 0x0402, KEY_1 }, |
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{ 0x0403, KEY_2 }, |
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{ 0x0404, KEY_3 }, |
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{ 0x0405, KEY_4 }, |
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{ 0x0406, KEY_5 }, |
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{ 0x0407, KEY_6 }, |
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{ 0x0408, KEY_7 }, |
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{ 0x0409, KEY_8 }, |
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{ 0x040a, KEY_9 }, |
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{ 0x040c, KEY_0 }, |
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{ 0x040b, KEY_VIDEO }, |
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{ 0x040d, KEY_REFRESH }, |
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{ 0x040e, KEY_SELECT }, |
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{ 0x040f, KEY_EPG }, |
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{ 0x0410, KEY_UP }, |
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{ 0x0414, KEY_DOWN }, |
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{ 0x0411, KEY_LEFT }, |
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{ 0x0413, KEY_RIGHT }, |
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{ 0x0412, KEY_OK }, |
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{ 0x0415, KEY_TEXT }, |
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{ 0x0416, KEY_INFO }, |
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{ 0x0417, KEY_RED }, |
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{ 0x0418, KEY_GREEN }, |
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{ 0x0419, KEY_YELLOW }, |
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{ 0x041a, KEY_BLUE }, |
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{ 0x041c, KEY_VOLUMEUP }, |
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{ 0x041e, KEY_VOLUMEDOWN }, |
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{ 0x041d, KEY_MUTE }, |
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{ 0x041b, KEY_CHANNELUP }, |
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{ 0x041f, KEY_CHANNELDOWN }, |
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{ 0x0440, KEY_PAUSE }, |
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{ 0x044c, KEY_PLAY }, |
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{ 0x0458, KEY_RECORD }, |
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{ 0x0454, KEY_PREVIOUS }, |
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{ 0x0448, KEY_STOP }, |
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{ 0x045c, KEY_NEXT } |
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}; |
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/* Number of keypresses to ignore before detect repeating */ |
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#define RC_REPEAT_DELAY 3 |
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static int repeatable_keys[] = { |
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KEY_UP, |
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KEY_DOWN, |
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KEY_LEFT, |
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KEY_RIGHT, |
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KEY_VOLUMEUP, |
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KEY_VOLUMEDOWN, |
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KEY_CHANNELUP, |
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KEY_CHANNELDOWN |
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}; |
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static int cinergyt2_rc_query(struct dvb_usb_device *d, u32 *event, int *state) |
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{ |
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struct cinergyt2_state *st = d->priv; |
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int i, ret; |
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*state = REMOTE_NO_KEY_PRESSED; |
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mutex_lock(&d->data_mutex); |
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st->data[0] = CINERGYT2_EP1_GET_RC_EVENTS; |
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ret = dvb_usb_generic_rw(d, st->data, 1, st->data, 5, 0); |
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if (ret < 0) |
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goto ret; |
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if (st->data[4] == 0xff) { |
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/* key repeat */ |
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st->rc_counter++; |
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if (st->rc_counter > RC_REPEAT_DELAY) { |
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for (i = 0; i < ARRAY_SIZE(repeatable_keys); i++) { |
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if (d->last_event == repeatable_keys[i]) { |
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*state = REMOTE_KEY_REPEAT; |
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*event = d->last_event; |
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deb_rc("repeat key, event %x\n", |
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*event); |
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goto ret; |
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} |
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} |
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deb_rc("repeated key (non repeatable)\n"); |
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} |
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goto ret; |
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} |
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/* hack to pass checksum on the custom field */ |
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st->data[2] = ~st->data[1]; |
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dvb_usb_nec_rc_key_to_event(d, st->data, event, state); |
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if (st->data[0] != 0) { |
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if (*event != d->last_event) |
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st->rc_counter = 0; |
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deb_rc("key: %*ph\n", 5, st->data); |
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} |
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ret: |
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mutex_unlock(&d->data_mutex); |
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return ret; |
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} |
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static int cinergyt2_usb_probe(struct usb_interface *intf, |
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const struct usb_device_id *id) |
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{ |
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return dvb_usb_device_init(intf, &cinergyt2_properties, |
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THIS_MODULE, NULL, adapter_nr); |
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} |
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static struct usb_device_id cinergyt2_usb_table[] = { |
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{ USB_DEVICE(USB_VID_TERRATEC, 0x0038) }, |
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{ 0 } |
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}; |
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MODULE_DEVICE_TABLE(usb, cinergyt2_usb_table); |
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static struct dvb_usb_device_properties cinergyt2_properties = { |
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.size_of_priv = sizeof(struct cinergyt2_state), |
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.num_adapters = 1, |
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.adapter = { |
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{ |
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.num_frontends = 1, |
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.fe = {{ |
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.streaming_ctrl = cinergyt2_streaming_ctrl, |
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.frontend_attach = cinergyt2_frontend_attach, |
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/* parameter for the MPEG2-data transfer */ |
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.stream = { |
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.type = USB_BULK, |
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.count = 5, |
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.endpoint = 0x02, |
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.u = { |
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.bulk = { |
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.buffersize = 512, |
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} |
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} |
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}, |
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}}, |
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} |
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}, |
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.power_ctrl = cinergyt2_power_ctrl, |
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.rc.legacy = { |
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.rc_interval = 50, |
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.rc_map_table = rc_map_cinergyt2_table, |
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.rc_map_size = ARRAY_SIZE(rc_map_cinergyt2_table), |
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.rc_query = cinergyt2_rc_query, |
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}, |
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.generic_bulk_ctrl_endpoint = 1, |
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.num_device_descs = 1, |
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.devices = { |
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{ .name = "TerraTec/qanu USB2.0 Highspeed DVB-T Receiver", |
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.cold_ids = {NULL}, |
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.warm_ids = { &cinergyt2_usb_table[0], NULL }, |
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}, |
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{ NULL }, |
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} |
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}; |
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static struct usb_driver cinergyt2_driver = { |
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.name = "cinergyT2", |
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.probe = cinergyt2_usb_probe, |
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.disconnect = dvb_usb_device_exit, |
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.id_table = cinergyt2_usb_table |
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}; |
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module_usb_driver(cinergyt2_driver); |
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MODULE_DESCRIPTION("Terratec Cinergy T2 DVB-T driver"); |
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MODULE_LICENSE("GPL"); |
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MODULE_AUTHOR("Tomi Orava");
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