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/* 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 (|-able))." DVB_USB_DEBUG_STATUS);
#define deb_rc(args...) dprintk(debug,0x01,args)
/* Hauppauge NOVA-T USB2 keys */
static const struct { u8 raw; uint32_t key; } haupp_rc_keys [] = {
{ 0x00, KEY_0 },
{ 0x01, KEY_1 },
{ 0x02, KEY_2 },
{ 0x03, KEY_3 },
{ 0x04, KEY_4 },
{ 0x05, KEY_5 },
{ 0x06, KEY_6 },
{ 0x07, KEY_7 },
{ 0x08, KEY_8 },
{ 0x09, KEY_9 },
{ 0x0a, KEY_KPASTERISK },
{ 0x0b, KEY_RED },
{ 0x0c, KEY_RADIO },
{ 0x0d, KEY_MENU },
{ 0x0e, KEY_GRAVE }, /* # */
{ 0x0f, KEY_MUTE },
{ 0x10, KEY_VOLUMEUP },
{ 0x11, KEY_VOLUMEDOWN },
{ 0x12, KEY_CHANNEL },
{ 0x14, KEY_UP },
{ 0x15, KEY_DOWN },
{ 0x16, KEY_LEFT },
{ 0x17, KEY_RIGHT },
{ 0x18, KEY_VIDEO },
{ 0x19, KEY_AUDIO },
{ 0x1a, KEY_MEDIA },
{ 0x1b, KEY_EPG },
{ 0x1c, KEY_TV },
{ 0x1e, KEY_NEXT },
{ 0x1f, KEY_BACK },
{ 0x20, KEY_CHANNELUP },
{ 0x21, KEY_CHANNELDOWN },
{ 0x24, KEY_LAST }, /* Skip backwards */
{ 0x25, KEY_OK },
{ 0x29, KEY_BLUE},
{ 0x2e, KEY_GREEN },
{ 0x30, KEY_PAUSE },
{ 0x32, KEY_REWIND },
{ 0x34, KEY_FASTFORWARD },
{ 0x35, KEY_PLAY },
{ 0x36, KEY_STOP },
{ 0x37, KEY_RECORD },
{ 0x38, KEY_YELLOW },
{ 0x3b, KEY_GOTO },
{ 0x3d, KEY_POWER },
};
static int nova_t_rc_init(struct dvb_usb_device *d)
{
int i;
for (i=0; i<sizeof(haupp_rc_keys)/sizeof(haupp_rc_keys[0]); i++)
set_bit(haupp_rc_keys[i].key, d->rc_input_dev.keybit);
return 0;
}
/* Firmware bug? sometimes, when a new key is pressed, the previous pressed key
* is delivered. No workaround yet.
*/
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;
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;
deb_rc("raw key code 0x%02x, 0x%02x, 0x%02x to %02x toggle: %d\n",key[1],key[2],key[3],data,toggle);
if (((raw >> 6) & 0x1f) != 0x1e) {
deb_rc("key received - but ignored (%x)\n",(raw >> 6) & 0x1f);
break;
}
for (i = 0; i < sizeof(haupp_rc_keys)/sizeof(haupp_rc_keys[0]); i++) {
if (haupp_rc_keys[i].raw == data) {
*event = haupp_rc_keys[i].key;
*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;
}
/* 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);
}
/* 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 = NULL,
.rc_interval = 100,
.init_rc = nova_t_rc_init,
.query_rc = 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 = "Hauppauge WinTV-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");
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