/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2 * DVB-T receiver. * * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) * *	This program is free software; you can redistribute it and/or modify it *	under the terms of the GNU General Public License as published by the Free *	Software Foundation, version 2. * * see Documentation/dvb/README.dvb-usb for more information */#include "dibusb.h"static int debug;module_param(debug, int, 0644);MODULE_PARM_DESC(debug, "set debugging level (1=rc,2=eeprom (|-able))." DVB_USB_DEBUG_STATUS);#define deb_rc(args...) dprintk(debug,0x01,args)#define deb_ee(args...) dprintk(debug,0x02,args)/* Hauppauge NOVA-T USB2 keys */static struct dvb_usb_rc_key haupp_rc_keys [] = {	{ 0x1e, 0x00, KEY_0 },	{ 0x1e, 0x01, KEY_1 },	{ 0x1e, 0x02, KEY_2 },	{ 0x1e, 0x03, KEY_3 },	{ 0x1e, 0x04, KEY_4 },	{ 0x1e, 0x05, KEY_5 },	{ 0x1e, 0x06, KEY_6 },	{ 0x1e, 0x07, KEY_7 },	{ 0x1e, 0x08, KEY_8 },	{ 0x1e, 0x09, KEY_9 },	{ 0x1e, 0x0a, KEY_KPASTERISK },	{ 0x1e, 0x0b, KEY_RED },	{ 0x1e, 0x0c, KEY_RADIO },	{ 0x1e, 0x0d, KEY_MENU },	{ 0x1e, 0x0e, KEY_GRAVE }, /* # */	{ 0x1e, 0x0f, KEY_MUTE },	{ 0x1e, 0x10, KEY_VOLUMEUP },	{ 0x1e, 0x11, KEY_VOLUMEDOWN },	{ 0x1e, 0x12, KEY_CHANNEL },	{ 0x1e, 0x14, KEY_UP },	{ 0x1e, 0x15, KEY_DOWN },	{ 0x1e, 0x16, KEY_LEFT },	{ 0x1e, 0x17, KEY_RIGHT },	{ 0x1e, 0x18, KEY_VIDEO },	{ 0x1e, 0x19, KEY_AUDIO },	{ 0x1e, 0x1a, KEY_MEDIA },	{ 0x1e, 0x1b, KEY_EPG },	{ 0x1e, 0x1c, KEY_TV },	{ 0x1e, 0x1e, KEY_NEXT },	{ 0x1e, 0x1f, KEY_BACK },	{ 0x1e, 0x20, KEY_CHANNELUP },	{ 0x1e, 0x21, KEY_CHANNELDOWN },	{ 0x1e, 0x24, KEY_LAST }, /* Skip backwards */	{ 0x1e, 0x25, KEY_OK },	{ 0x1e, 0x29, KEY_BLUE},	{ 0x1e, 0x2e, KEY_GREEN },	{ 0x1e, 0x30, KEY_PAUSE },	{ 0x1e, 0x32, KEY_REWIND },	{ 0x1e, 0x34, KEY_FASTFORWARD },	{ 0x1e, 0x35, KEY_PLAY },	{ 0x1e, 0x36, KEY_STOP },	{ 0x1e, 0x37, KEY_RECORD },	{ 0x1e, 0x38, KEY_YELLOW },	{ 0x1e, 0x3b, KEY_GOTO },	{ 0x1e, 0x3d, KEY_POWER },};/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key * is delivered. No workaround yet, maybe a new firmware. */static int nova_t_rc_query(struct dvb_usb_device *d, u32 *event, int *state){	u8 key[5],cmd[2] = { DIBUSB_REQ_POLL_REMOTE, 0x35 }, data,toggle,custom;	u16 raw;	int i;	struct dibusb_state *st = d->priv;	dvb_usb_generic_rw(d,cmd,2,key,5,0);	*state = REMOTE_NO_KEY_PRESSED;	switch (key[0]) {		case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:			raw = ((key[1] << 8) | key[2]) >> 3;			toggle = !!(raw & 0x800);			data = raw & 0x3f;			custom = (raw >> 6) & 0x1f;			deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to c: %02x d: %02x toggle: %d\n",key[1],key[2],key[3],custom,data,toggle);			for (i = 0; i < ARRAY_SIZE(haupp_rc_keys); i++) {				deb_rc("c: %x, d: %x\n",haupp_rc_keys[i].data,haupp_rc_keys[i].custom);				if (haupp_rc_keys[i].data == data &&					haupp_rc_keys[i].custom == custom) {					*event = haupp_rc_keys[i].event;					*state = REMOTE_KEY_PRESSED;					if (st->old_toggle == toggle) {						if (st->last_repeat_count++ < 2)							*state = REMOTE_NO_KEY_PRESSED;					} else {						st->last_repeat_count = 0;						st->old_toggle = toggle;					}					break;				}			}			break;		case DIBUSB_RC_HAUPPAUGE_KEY_EMPTY:		default:			break;	}	return 0;}static int nova_t_read_mac_address (struct dvb_usb_device *d, u8 mac[6]){	int i;	u8 b;	mac[0] = 0x00;	mac[1] = 0x0d;	mac[2] = 0xfe;	/* this is a complete guess, but works for my box */	for (i = 136; i < 139; i++) {		dibusb_read_eeprom_byte(d,i, &b);		mac[5 - (i - 136)] = b;/*		deb_ee("%02x ",b);		if ((i+1) % 16 == 0)			deb_ee("\n");*/	}	return 0;}/* USB Driver stuff */static struct dvb_usb_properties nova_t_properties;static int nova_t_probe(struct usb_interface *intf,		const struct usb_device_id *id){	return dvb_usb_device_init(intf,&nova_t_properties,THIS_MODULE,NULL);}/* do not change the order of the ID table */static struct usb_device_id nova_t_table [] = {/* 00 */	{ USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_COLD) },/* 01 */	{ USB_DEVICE(USB_VID_HAUPPAUGE,     USB_PID_WINTV_NOVA_T_USB2_WARM) },			{ }		/* Terminating entry */};MODULE_DEVICE_TABLE (usb, nova_t_table);static struct dvb_usb_properties nova_t_properties = {	.caps = DVB_USB_HAS_PID_FILTER | DVB_USB_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_IS_AN_I2C_ADAPTER,	.pid_filter_count = 32,	.usb_ctrl = CYPRESS_FX2,	.firmware = "dvb-usb-nova-t-usb2-01.fw",	.size_of_priv     = sizeof(struct dibusb_state),	.streaming_ctrl   = dibusb2_0_streaming_ctrl,	.pid_filter       = dibusb_pid_filter,	.pid_filter_ctrl  = dibusb_pid_filter_ctrl,	.power_ctrl       = dibusb2_0_power_ctrl,	.frontend_attach  = dibusb_dib3000mc_frontend_attach,	.tuner_attach     = dibusb_dib3000mc_tuner_attach,	.read_mac_address = nova_t_read_mac_address,	.rc_interval      = 100,	.rc_key_map       = haupp_rc_keys,	.rc_key_map_size  = ARRAY_SIZE(haupp_rc_keys),	.rc_query         = nova_t_rc_query,	.i2c_algo         = &dibusb_i2c_algo,	.generic_bulk_ctrl_endpoint = 0x01,	/* parameter for the MPEG2-data transfer */	.urb = {		.type = DVB_USB_BULK,		.count = 7,		.endpoint = 0x06,		.u = {			.bulk = {				.buffersize = 4096,			}		}	},	.num_device_descs = 1,	.devices = {		{   "Hauppauge WinTV-NOVA-T usb2",			{ &nova_t_table[0], NULL },			{ &nova_t_table[1], NULL },		},	}};static struct usb_driver nova_t_driver = {	.owner		= THIS_MODULE,	.name		= "dvb_usb_nova_t_usb2",	.probe		= nova_t_probe,	.disconnect = dvb_usb_device_exit,	.id_table	= nova_t_table,};/* module stuff */static int __init nova_t_module_init(void){	int result;	if ((result = usb_register(&nova_t_driver))) {		err("usb_register failed. Error number %d",result);		return result;	}	return 0;}static void __exit nova_t_module_exit(void){	/* deregister this driver from the USB subsystem */	usb_deregister(&nova_t_driver);}module_init (nova_t_module_init);module_exit (nova_t_module_exit);MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de>");MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");MODULE_VERSION("1.0");MODULE_LICENSE("GPL");