245 lines
6.0 KiB
C
245 lines
6.0 KiB
C
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/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2
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* DVB-T receiver.
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*
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* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* see Documentation/dvb/README.dvb-usb for more information
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*/
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#include "dibusb.h"
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static int debug;
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module_param(debug, int, 0644);
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MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS);
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DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
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#define deb_rc(args...) dprintk(debug,0x01,args)
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#define deb_ee(args...) dprintk(debug,0x02,args)
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/* Hauppauge NOVA-T USB2 keys */
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static struct rc_map_table rc_map_haupp_table[] = {
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{ 0x1e00, KEY_0 },
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{ 0x1e01, KEY_1 },
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{ 0x1e02, KEY_2 },
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{ 0x1e03, KEY_3 },
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{ 0x1e04, KEY_4 },
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{ 0x1e05, KEY_5 },
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{ 0x1e06, KEY_6 },
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{ 0x1e07, KEY_7 },
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{ 0x1e08, KEY_8 },
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{ 0x1e09, KEY_9 },
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{ 0x1e0a, KEY_KPASTERISK },
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{ 0x1e0b, KEY_RED },
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{ 0x1e0c, KEY_RADIO },
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{ 0x1e0d, KEY_MENU },
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{ 0x1e0e, KEY_GRAVE }, /* # */
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{ 0x1e0f, KEY_MUTE },
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{ 0x1e10, KEY_VOLUMEUP },
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{ 0x1e11, KEY_VOLUMEDOWN },
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{ 0x1e12, KEY_CHANNEL },
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{ 0x1e14, KEY_UP },
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{ 0x1e15, KEY_DOWN },
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{ 0x1e16, KEY_LEFT },
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{ 0x1e17, KEY_RIGHT },
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{ 0x1e18, KEY_VIDEO },
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{ 0x1e19, KEY_AUDIO },
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{ 0x1e1a, KEY_IMAGES },
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{ 0x1e1b, KEY_EPG },
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{ 0x1e1c, KEY_TV },
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{ 0x1e1e, KEY_NEXT },
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{ 0x1e1f, KEY_BACK },
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{ 0x1e20, KEY_CHANNELUP },
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{ 0x1e21, KEY_CHANNELDOWN },
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{ 0x1e24, KEY_LAST }, /* Skip backwards */
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{ 0x1e25, KEY_OK },
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{ 0x1e29, KEY_BLUE},
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{ 0x1e2e, KEY_GREEN },
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{ 0x1e30, KEY_PAUSE },
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{ 0x1e32, KEY_REWIND },
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{ 0x1e34, KEY_FASTFORWARD },
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{ 0x1e35, KEY_PLAY },
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{ 0x1e36, KEY_STOP },
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{ 0x1e37, KEY_RECORD },
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{ 0x1e38, KEY_YELLOW },
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{ 0x1e3b, KEY_GOTO },
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{ 0x1e3d, KEY_POWER },
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};
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/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
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* is delivered. No workaround yet, maybe a new firmware.
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*/
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static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
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{
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u8 *buf, data, toggle, custom;
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u16 raw;
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int i, ret;
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struct dibusb_device_state *st = d->priv;
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buf = kmalloc(5, GFP_KERNEL);
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if (!buf)
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return -ENOMEM;
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buf[0] = DIBUSB_REQ_POLL_REMOTE;
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buf[1] = 0x35;
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ret = dvb_usb_generic_rw(d, buf, 2, buf, 5, 0);
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if (ret < 0)
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goto ret;
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*state = REMOTE_NO_KEY_PRESSED;
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switch (buf[0]) {
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case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
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raw = ((buf[1] << 8) | buf[2]) >> 3;
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toggle = !!(raw & 0x800);
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data = raw & 0x3f;
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custom = (raw >> 6) & 0x1f;
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deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to c: %02x d: %02x toggle: %d\n",
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buf[1], buf[2], buf[3], custom, data, toggle);
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for (i = 0; i < ARRAY_SIZE(rc_map_haupp_table); i++) {
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if (rc5_data(&rc_map_haupp_table[i]) == data &&
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rc5_custom(&rc_map_haupp_table[i]) == custom) {
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deb_rc("c: %x, d: %x\n", rc5_data(&rc_map_haupp_table[i]),
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rc5_custom(&rc_map_haupp_table[i]));
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*event = rc_map_haupp_table[i].keycode;
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*state = REMOTE_KEY_PRESSED;
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if (st->old_toggle == toggle) {
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if (st->last_repeat_count++ < 2)
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*state = REMOTE_NO_KEY_PRESSED;
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} else {
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st->last_repeat_count = 0;
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st->old_toggle = toggle;
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}
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break;
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}
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}
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break;
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case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:
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default:
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break;
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}
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ret:
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kfree(buf);
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return ret;
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}
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static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6])
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{
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int i;
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u8 b;
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mac[0] = 0x00;
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mac[1] = 0x0d;
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mac[2] = 0xfe;
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/* this is a complete guess, but works for my box */
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for (i = 136; i < 139; i++) {
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dibusb_read_eeprom_byte(d,i, &b);
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mac[5 - (i - 136)] = b;
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}
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return 0;
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}
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/* USB Driver stuff */
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static struct dvb_usb_device_properties nova_t_properties;
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static int nova_t_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, &nova_t_properties,
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THIS_MODULE, NULL, adapter_nr);
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}
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/* do not change the order of the ID table */
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static struct usb_device_id nova_t_table [] = {
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/* 00 */ { USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_WINTV_NOVA_T_USB2_COLD) },
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/* 01 */ { USB_DEVICE(USB_VID_HAUPPAUGE, USB_PID_WINTV_NOVA_T_USB2_WARM) },
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{ } /* Terminating entry */
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};
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MODULE_DEVICE_TABLE(usb, nova_t_table);
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static struct dvb_usb_device_properties nova_t_properties = {
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.caps = DVB_USB_IS_AN_I2C_ADAPTER,
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.usb_ctrl = CYPRESS_FX2,
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.firmware = "dvb-usb-nova-t-usb2-02.fw",
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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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.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
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.pid_filter_count = 32,
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.streaming_ctrl = dibusb2_0_streaming_ctrl,
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.pid_filter = dibusb_pid_filter,
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.pid_filter_ctrl = dibusb_pid_filter_ctrl,
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.frontend_attach = dibusb_dib3000mc_frontend_attach,
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.tuner_attach = dibusb_dib3000mc_tuner_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 = 7,
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.endpoint = 0x06,
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.u = {
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.bulk = {
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.buffersize = 4096,
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}
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}
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},
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}},
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.size_of_priv = sizeof(struct dibusb_state),
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}
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},
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.size_of_priv = sizeof(struct dibusb_device_state),
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.power_ctrl = dibusb2_0_power_ctrl,
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.read_mac_address = nova_t_read_mac_address,
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.rc.legacy = {
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.rc_interval = 100,
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.rc_map_table = rc_map_haupp_table,
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.rc_map_size = ARRAY_SIZE(rc_map_haupp_table),
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.rc_query = nova_t_rc_query,
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},
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.i2c_algo = &dibusb_i2c_algo,
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.generic_bulk_ctrl_endpoint = 0x01,
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.num_device_descs = 1,
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.devices = {
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{ "Hauppauge WinTV-NOVA-T usb2",
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{ &nova_t_table[0], NULL },
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{ &nova_t_table[1], 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 nova_t_driver = {
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.name = "dvb_usb_nova_t_usb2",
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.probe = nova_t_probe,
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.disconnect = dvb_usb_device_exit,
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.id_table = nova_t_table,
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};
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module_usb_driver(nova_t_driver);
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MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
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MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
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MODULE_VERSION("1.0");
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MODULE_LICENSE("GPL");
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