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// SPDX-License-Identifier: GPL-2.0-only
/* DVB USB framework compliant Linux driver for the Hauppauge WinTV-NOVA-T usb2
* DVB-T receiver.
*
* Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
*
* see Documentation/media/dvb-drivers/dvb-usb.rst 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);
DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
#define deb_rc(args...) dprintk(debug,0x01,args)
#define deb_ee(args...) dprintk(debug,0x02,args)
/* Hauppauge NOVA-T USB2 keys */
static struct rc_map_table rc_map_haupp_table[] = {
{ 0x1e00, KEY_0 },
{ 0x1e01, KEY_1 },
{ 0x1e02, KEY_2 },
{ 0x1e03, KEY_3 },
{ 0x1e04, KEY_4 },
{ 0x1e05, KEY_5 },
{ 0x1e06, KEY_6 },
{ 0x1e07, KEY_7 },
{ 0x1e08, KEY_8 },
{ 0x1e09, KEY_9 },
{ 0x1e0a, KEY_KPASTERISK },
{ 0x1e0b, KEY_RED },
{ 0x1e0c, KEY_RADIO },
{ 0x1e0d, KEY_MENU },
{ 0x1e0e, KEY_GRAVE }, /* # */
{ 0x1e0f, KEY_MUTE },
{ 0x1e10, KEY_VOLUMEUP },
{ 0x1e11, KEY_VOLUMEDOWN },
{ 0x1e12, KEY_CHANNEL },
{ 0x1e14, KEY_UP },
{ 0x1e15, KEY_DOWN },
{ 0x1e16, KEY_LEFT },
{ 0x1e17, KEY_RIGHT },
{ 0x1e18, KEY_VIDEO },
{ 0x1e19, KEY_AUDIO },
{ 0x1e1a, KEY_IMAGES },
{ 0x1e1b, KEY_EPG },
{ 0x1e1c, KEY_TV },
{ 0x1e1e, KEY_NEXT },
{ 0x1e1f, KEY_BACK },
{ 0x1e20, KEY_CHANNELUP },
{ 0x1e21, KEY_CHANNELDOWN },
{ 0x1e24, KEY_LAST }, /* Skip backwards */
{ 0x1e25, KEY_OK },
{ 0x1e29, KEY_BLUE},
{ 0x1e2e, KEY_GREEN },
{ 0x1e30, KEY_PAUSE },
{ 0x1e32, KEY_REWIND },
{ 0x1e34, KEY_FASTFORWARD },
{ 0x1e35, KEY_PLAY },
{ 0x1e36, KEY_STOP },
{ 0x1e37, KEY_RECORD },
{ 0x1e38, KEY_YELLOW },
{ 0x1e3b, KEY_GOTO },
{ 0x1e3d, 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 *buf, data, toggle, custom;
u16 raw;
int i, ret;
struct dibusb_device_state *st = d->priv;
buf = kmalloc(5, GFP_KERNEL);
if (!buf)
return -ENOMEM;
buf[0] = DIBUSB_REQ_POLL_REMOTE;
buf[1] = 0x35;
ret = dvb_usb_generic_rw(d, buf, 2, buf, 5, 0);
if (ret < 0)
goto ret;
*state = REMOTE_NO_KEY_PRESSED;
switch (buf[0]) {
case DIBUSB_RC_HAUPPAUGE_KEY_PRESSED:
raw = ((buf[1] << 8) | buf[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",
buf[1], buf[2], buf[3], custom, data, toggle);
for (i = 0; i < ARRAY_SIZE(rc_map_haupp_table); i++) {
if (rc5_data(&rc_map_haupp_table[i]) == data &&
rc5_custom(&rc_map_haupp_table[i]) == custom) {
deb_rc("c: %x, d: %x\n", rc5_data(&rc_map_haupp_table[i]),
rc5_custom(&rc_map_haupp_table[i]));
*event = rc_map_haupp_table[i].keycode;
*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;
}
ret:
kfree(buf);
return ret;
}
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;
}
return 0;
}
/* USB Driver stuff */
static struct dvb_usb_device_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, adapter_nr);
}
/* 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_device_properties nova_t_properties = {
.caps = DVB_USB_IS_AN_I2C_ADAPTER,
.usb_ctrl = CYPRESS_FX2,
.firmware = "dvb-usb-nova-t-usb2-02.fw",
.num_adapters = 1,
.adapter = {
{
.num_frontends = 1,
.fe = {{
.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
.pid_filter_count = 32,
.streaming_ctrl = dibusb2_0_streaming_ctrl,
.pid_filter = dibusb_pid_filter,
.pid_filter_ctrl = dibusb_pid_filter_ctrl,
.frontend_attach = dibusb_dib3000mc_frontend_attach,
.tuner_attach = dibusb_dib3000mc_tuner_attach,
/* parameter for the MPEG2-data transfer */
.stream = {
.type = USB_BULK,
.count = 7,
.endpoint = 0x06,
.u = {
.bulk = {
.buffersize = 4096,
}
}
},
}},
.size_of_priv = sizeof(struct dibusb_state),
}
},
.size_of_priv = sizeof(struct dibusb_device_state),
.power_ctrl = dibusb2_0_power_ctrl,
.read_mac_address = nova_t_read_mac_address,
.rc.legacy = {
.rc_interval = 100,
.rc_map_table = rc_map_haupp_table,
.rc_map_size = ARRAY_SIZE(rc_map_haupp_table),
.rc_query = nova_t_rc_query,
},
.i2c_algo = &dibusb_i2c_algo,
.generic_bulk_ctrl_endpoint = 0x01,
.num_device_descs = 1,
.devices = {
{ "Hauppauge WinTV-NOVA-T usb2",
{ &nova_t_table[0], NULL },
{ &nova_t_table[1], NULL },
},
{ NULL },
}
};
static struct usb_driver nova_t_driver = {
.name = "dvb_usb_nova_t_usb2",
.probe = nova_t_probe,
.disconnect = dvb_usb_device_exit,
.id_table = nova_t_table,
};
module_usb_driver(nova_t_driver);
MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
MODULE_DESCRIPTION("Hauppauge WinTV-NOVA-T usb2");
MODULE_VERSION("1.0");
MODULE_LICENSE("GPL");
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