[mirror_ubuntu-bionic-kernel.git] / drivers / media / usb / dvb-usb / digitv.c

/* DVB USB compliant linux driver for Nebula Electronics uDigiTV DVB-T USB2.0
 * receiver
 *
 * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@posteo.de)
 *
 * partly based on the SDK published by Nebula Electronics
 *
 *	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 "digitv.h"

#include "mt352.h"
#include "nxt6000.h"

/* debug */
static int dvb_usb_digitv_debug;
module_param_named(debug,dvb_usb_digitv_debug, int, 0644);
MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS);

DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);

#define deb_rc(args...)   dprintk(dvb_usb_digitv_debug,0x01,args)

static int digitv_ctrl_msg(struct dvb_usb_device *d,
		u8 cmd, u8 vv, u8 *wbuf, int wlen, u8 *rbuf, int rlen)
{
	struct digitv_state *st = d->priv;
	int ret, wo;

	wo = (rbuf == NULL || rlen == 0); /* write-only */

	memset(st->sndbuf, 0, 7);
	memset(st->rcvbuf, 0, 7);

	st->sndbuf[0] = cmd;
	st->sndbuf[1] = vv;
	st->sndbuf[2] = wo ? wlen : rlen;

	if (wo) {
		memcpy(&st->sndbuf[3], wbuf, wlen);
		ret = dvb_usb_generic_write(d, st->sndbuf, 7);
	} else {
		ret = dvb_usb_generic_rw(d, st->sndbuf, 7, st->rcvbuf, 7, 10);
		memcpy(rbuf, &st->rcvbuf[3], rlen);
	}
	return ret;
}

/* I2C */
static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
{
	struct dvb_usb_device *d = i2c_get_adapdata(adap);
	int i;

	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
		return -EAGAIN;

	if (num > 2)
		warn("more than 2 i2c messages at a time is not handled yet. TODO.");

	for (i = 0; i < num; i++) {
		/* write/read request */
		if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
			if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,
						msg[i+1].buf,msg[i+1].len) < 0)
				break;
			i++;
		} else
			if (digitv_ctrl_msg(d,USB_WRITE_COFDM, msg[i].buf[0],
						&msg[i].buf[1],msg[i].len-1,NULL,0) < 0)
				break;
	}

	mutex_unlock(&d->i2c_mutex);
	return i;
}

static u32 digitv_i2c_func(struct i2c_adapter *adapter)
{
	return I2C_FUNC_I2C;
}

static struct i2c_algorithm digitv_i2c_algo = {
	.master_xfer   = digitv_i2c_xfer,
	.functionality = digitv_i2c_func,
};

/* Callbacks for DVB USB */
static int digitv_identify_state (struct usb_device *udev, struct
		dvb_usb_device_properties *props, struct dvb_usb_device_description **desc,
		int *cold)
{
	*cold = udev->descriptor.iManufacturer == 0 && udev->descriptor.iProduct == 0;
	return 0;
}

static int digitv_mt352_demod_init(struct dvb_frontend *fe)
{
	static u8 reset_buf[] = { 0x89, 0x38,  0x8a, 0x2d, 0x50, 0x80 };
	static u8 init_buf[] = { 0x68, 0xa0,  0x8e, 0x40,  0x53, 0x50,
			0x67, 0x20,  0x7d, 0x01,  0x7c, 0x00,  0x7a, 0x00,
			0x79, 0x20,  0x57, 0x05,  0x56, 0x31,  0x88, 0x0f,
			0x75, 0x32 };
	int i;

	for (i = 0; i < ARRAY_SIZE(reset_buf); i += 2)
		mt352_write(fe, &reset_buf[i], 2);

	msleep(1);

	for (i = 0; i < ARRAY_SIZE(init_buf); i += 2)
		mt352_write(fe, &init_buf[i], 2);

	return 0;
}

static struct mt352_config digitv_mt352_config = {
	.demod_init = digitv_mt352_demod_init,
};

static int digitv_nxt6000_tuner_set_params(struct dvb_frontend *fe)
{
	struct dvb_usb_adapter *adap = fe->dvb->priv;
	u8 b[5];

	fe->ops.tuner_ops.calc_regs(fe, b, sizeof(b));
	if (fe->ops.i2c_gate_ctrl)
		fe->ops.i2c_gate_ctrl(fe, 1);
	return digitv_ctrl_msg(adap->dev, USB_WRITE_TUNER, 0, &b[1], 4, NULL, 0);
}

static struct nxt6000_config digitv_nxt6000_config = {
	.clock_inversion = 1,
};

static int digitv_frontend_attach(struct dvb_usb_adapter *adap)
{
	struct digitv_state *st = adap->dev->priv;

	adap->fe_adap[0].fe = dvb_attach(mt352_attach, &digitv_mt352_config,
					 &adap->dev->i2c_adap);
	if ((adap->fe_adap[0].fe) != NULL) {
		st->is_nxt6000 = 0;
		return 0;
	}
	adap->fe_adap[0].fe = dvb_attach(nxt6000_attach,
					 &digitv_nxt6000_config,
					 &adap->dev->i2c_adap);
	if ((adap->fe_adap[0].fe) != NULL) {
		st->is_nxt6000 = 1;
		return 0;
	}
	return -EIO;
}

static int digitv_tuner_attach(struct dvb_usb_adapter *adap)
{
	struct digitv_state *st = adap->dev->priv;

	if (!dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, NULL, DVB_PLL_TDED4))
		return -ENODEV;

	if (st->is_nxt6000)
		adap->fe_adap[0].fe->ops.tuner_ops.set_params = digitv_nxt6000_tuner_set_params;

	return 0;
}

static struct rc_map_table rc_map_digitv_table[] = {
	{ 0x5f55, KEY_0 },
	{ 0x6f55, KEY_1 },
	{ 0x9f55, KEY_2 },
	{ 0xaf55, KEY_3 },
	{ 0x5f56, KEY_4 },
	{ 0x6f56, KEY_5 },
	{ 0x9f56, KEY_6 },
	{ 0xaf56, KEY_7 },
	{ 0x5f59, KEY_8 },
	{ 0x6f59, KEY_9 },
	{ 0x9f59, KEY_TV },
	{ 0xaf59, KEY_AUX },
	{ 0x5f5a, KEY_DVD },
	{ 0x6f5a, KEY_POWER },
	{ 0x9f5a, KEY_CAMERA },     /* labelled 'Picture' */
	{ 0xaf5a, KEY_AUDIO },
	{ 0x5f65, KEY_INFO },
	{ 0x6f65, KEY_F13 },     /* 16:9 */
	{ 0x9f65, KEY_F14 },     /* 14:9 */
	{ 0xaf65, KEY_EPG },
	{ 0x5f66, KEY_EXIT },
	{ 0x6f66, KEY_MENU },
	{ 0x9f66, KEY_UP },
	{ 0xaf66, KEY_DOWN },
	{ 0x5f69, KEY_LEFT },
	{ 0x6f69, KEY_RIGHT },
	{ 0x9f69, KEY_ENTER },
	{ 0xaf69, KEY_CHANNELUP },
	{ 0x5f6a, KEY_CHANNELDOWN },
	{ 0x6f6a, KEY_VOLUMEUP },
	{ 0x9f6a, KEY_VOLUMEDOWN },
	{ 0xaf6a, KEY_RED },
	{ 0x5f95, KEY_GREEN },
	{ 0x6f95, KEY_YELLOW },
	{ 0x9f95, KEY_BLUE },
	{ 0xaf95, KEY_SUBTITLE },
	{ 0x5f96, KEY_F15 },     /* AD */
	{ 0x6f96, KEY_TEXT },
	{ 0x9f96, KEY_MUTE },
	{ 0xaf96, KEY_REWIND },
	{ 0x5f99, KEY_STOP },
	{ 0x6f99, KEY_PLAY },
	{ 0x9f99, KEY_FASTFORWARD },
	{ 0xaf99, KEY_F16 },     /* chapter */
	{ 0x5f9a, KEY_PAUSE },
	{ 0x6f9a, KEY_PLAY },
	{ 0x9f9a, KEY_RECORD },
	{ 0xaf9a, KEY_F17 },     /* picture in picture */
	{ 0x5fa5, KEY_KPPLUS },  /* zoom in */
	{ 0x6fa5, KEY_KPMINUS }, /* zoom out */
	{ 0x9fa5, KEY_F18 },     /* capture */
	{ 0xafa5, KEY_F19 },     /* web */
	{ 0x5fa6, KEY_EMAIL },
	{ 0x6fa6, KEY_PHONE },
	{ 0x9fa6, KEY_PC },
};

static int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state)
{
	int i;
	u8 key[5];
	u8 b[4] = { 0 };

	*event = 0;
	*state = REMOTE_NO_KEY_PRESSED;

	digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4);

	/* Tell the device we've read the remote. Not sure how necessary
	   this is, but the Nebula SDK does it. */
	digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);

	/* if something is inside the buffer, simulate key press */
	if (key[1] != 0)
	{
		  for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) {
			if (rc5_custom(&d->props.rc.legacy.rc_map_table[i]) == key[1] &&
			    rc5_data(&d->props.rc.legacy.rc_map_table[i]) == key[2]) {
				*event = d->props.rc.legacy.rc_map_table[i].keycode;
				*state = REMOTE_KEY_PRESSED;
				return 0;
			}
		}
	}

	if (key[0] != 0)
		deb_rc("key: %*ph\n", 5, key);
	return 0;
}

/* DVB USB Driver stuff */
static struct dvb_usb_device_properties digitv_properties;

static int digitv_probe(struct usb_interface *intf,
		const struct usb_device_id *id)
{
	struct dvb_usb_device *d;
	int ret = dvb_usb_device_init(intf, &digitv_properties, THIS_MODULE, &d,
				      adapter_nr);
	if (ret == 0) {
		u8 b[4] = { 0 };

		if (d != NULL) { /* do that only when the firmware is loaded */
			b[0] = 1;
			digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0);

			b[0] = 0;
			digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
		}
	}
	return ret;
}

static struct usb_device_id digitv_table [] = {
		{ USB_DEVICE(USB_VID_ANCHOR, USB_PID_NEBULA_DIGITV) },
		{ }		/* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, digitv_table);

static struct dvb_usb_device_properties digitv_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl = CYPRESS_FX2,
	.firmware = "dvb-usb-digitv-02.fw",

	.size_of_priv = sizeof(struct digitv_state),

	.num_adapters = 1,
	.adapter = {
		{
		.num_frontends = 1,
		.fe = {{
			.frontend_attach  = digitv_frontend_attach,
			.tuner_attach     = digitv_tuner_attach,

			/* parameter for the MPEG2-data transfer */
			.stream = {
				.type = USB_BULK,
				.count = 7,
				.endpoint = 0x02,
				.u = {
					.bulk = {
						.buffersize = 4096,
					}
				}
			},
		}},
		}
	},
	.identify_state   = digitv_identify_state,

	.rc.legacy = {
		.rc_interval      = 1000,
		.rc_map_table     = rc_map_digitv_table,
		.rc_map_size      = ARRAY_SIZE(rc_map_digitv_table),
		.rc_query         = digitv_rc_query,
	},

	.i2c_algo         = &digitv_i2c_algo,

	.generic_bulk_ctrl_endpoint = 0x01,

	.num_device_descs = 1,
	.devices = {
		{   "Nebula Electronics uDigiTV DVB-T USB2.0)",
			{ &digitv_table[0], NULL },
			{ NULL },
		},
		{ NULL },
	}
};

static struct usb_driver digitv_driver = {
	.name		= "dvb_usb_digitv",
	.probe		= digitv_probe,
	.disconnect = dvb_usb_device_exit,
	.id_table	= digitv_table,
};

module_usb_driver(digitv_driver);

MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
MODULE_DESCRIPTION("Driver for Nebula Electronics uDigiTV DVB-T USB2.0");
MODULE_VERSION("1.0-alpha");
MODULE_LICENSE("GPL");
Commit	Line	Data
776338e1 JS	1	/* DVB USB compliant linux driver for Nebula Electronics uDigiTV DVB-T USB2.0
	2	* receiver
	3	*
99e44da7	4	* Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@posteo.de)
776338e1	5	*
78c6e73f	6	* partly based on the SDK published by Nebula Electronics
776338e1 JS	7	*
	8	* This program is free software; you can redistribute it and/or modify it
	9	* under the terms of the GNU General Public License as published by the Free
	10	* Software Foundation, version 2.
	11	*
	12	* see Documentation/dvb/README.dvb-usb for more information
	13	*/
	14	#include "digitv.h"
	15
	16	#include "mt352.h"
	17	#include "nxt6000.h"
	18
	19	/* debug */
53133afb	20	static int dvb_usb_digitv_debug;
776338e1 JS	21	module_param_named(debug,dvb_usb_digitv_debug, int, 0644);
776338e1 JS	22	MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS);
78e92006 JG	23
	24	DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
	25
53133afb	26	#define deb_rc(args...) dprintk(dvb_usb_digitv_debug,0x01,args)
776338e1 JS	27
	28	static int digitv_ctrl_msg(struct dvb_usb_device *d,
	29	u8 cmd, u8 vv, u8 wbuf, int wlen, u8 rbuf, int rlen)
	30	{
f0b0ada7	31	struct digitv_state *st = d->priv;
3dadf91c MCC	32	int ret, wo;
	33
	34	wo = (rbuf == NULL \|\| rlen == 0); /* write-only */
776338e1	35
f0b0ada7 MCC	36	memset(st->sndbuf, 0, 7);
	37	memset(st->rcvbuf, 0, 7);
	38
	39	st->sndbuf[0] = cmd;
	40	st->sndbuf[1] = vv;
	41	st->sndbuf[2] = wo ? wlen : rlen;
776338e1	42
4302c15e	43	if (wo) {
f0b0ada7	44	memcpy(&st->sndbuf[3], wbuf, wlen);
3dadf91c	45	ret = dvb_usb_generic_write(d, st->sndbuf, 7);
776338e1	46	} else {
3dadf91c	47	ret = dvb_usb_generic_rw(d, st->sndbuf, 7, st->rcvbuf, 7, 10);
f0b0ada7	48	memcpy(rbuf, &st->rcvbuf[3], rlen);
776338e1	49	}
3dadf91c	50	return ret;
776338e1 JS	51	}
	52
	53	/* I2C */
	54	static int digitv_i2c_xfer(struct i2c_adapter *adap,struct i2c_msg msg[],int num)
	55	{
	56	struct dvb_usb_device *d = i2c_get_adapdata(adap);
	57	int i;
	58
3593cab5	59	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
776338e1 JS	60	return -EAGAIN;
	61
	62	if (num > 2)
	63	warn("more than 2 i2c messages at a time is not handled yet. TODO.");
	64
	65	for (i = 0; i < num; i++) {
	66	/* write/read request */
	67	if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
	68	if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,
	69	msg[i+1].buf,msg[i+1].len) < 0)
	70	break;
	71	i++;
	72	} else
	73	if (digitv_ctrl_msg(d,USB_WRITE_COFDM, msg[i].buf[0],
	74	&msg[i].buf[1],msg[i].len-1,NULL,0) < 0)
	75	break;
	76	}
	77
3593cab5	78	mutex_unlock(&d->i2c_mutex);
776338e1 JS	79	return i;
	80	}
	81
	82	static u32 digitv_i2c_func(struct i2c_adapter *adapter)
	83	{
	84	return I2C_FUNC_I2C;
	85	}
	86
	87	static struct i2c_algorithm digitv_i2c_algo = {
776338e1 JS	88	.master_xfer = digitv_i2c_xfer,
	89	.functionality = digitv_i2c_func,
	90	};
	91
	92	/* Callbacks for DVB USB */
	93	static int digitv_identify_state (struct usb_device *udev, struct
4d43e13f	94	dvb_usb_device_properties props, struct dvb_usb_device_description *desc,
776338e1 JS	95	int *cold)
	96	{
	97	*cold = udev->descriptor.iManufacturer == 0 && udev->descriptor.iProduct == 0;
	98	return 0;
	99	}
	100
	101	static int digitv_mt352_demod_init(struct dvb_frontend *fe)
	102	{
78c6e73f PB	103	static u8 reset_buf[] = { 0x89, 0x38, 0x8a, 0x2d, 0x50, 0x80 };
	104	static u8 init_buf[] = { 0x68, 0xa0, 0x8e, 0x40, 0x53, 0x50,
	105	0x67, 0x20, 0x7d, 0x01, 0x7c, 0x00, 0x7a, 0x00,
	106	0x79, 0x20, 0x57, 0x05, 0x56, 0x31, 0x88, 0x0f,
	107	0x75, 0x32 };
	108	int i;
776338e1	109
78c6e73f PB	110	for (i = 0; i < ARRAY_SIZE(reset_buf); i += 2)
78c6e73f PB	111	mt352_write(fe, &reset_buf[i], 2);
776338e1	112
776338e1	113	msleep(1);
776338e1	114
78c6e73f PB	115	for (i = 0; i < ARRAY_SIZE(init_buf); i += 2)
78c6e73f PB	116	mt352_write(fe, &init_buf[i], 2);
776338e1 JS	117
	118	return 0;
	119	}
	120
	121	static struct mt352_config digitv_mt352_config = {
776338e1	122	.demod_init = digitv_mt352_demod_init,
776338e1 JS	123	};
776338e1 JS	124
14d24d14	125	static int digitv_nxt6000_tuner_set_params(struct dvb_frontend *fe)
115eea4e	126	{
4d43e13f	127	struct dvb_usb_adapter *adap = fe->dvb->priv;
115eea4e	128	u8 b[5];
4ce15678	129
249fa0b0	130	fe->ops.tuner_ops.calc_regs(fe, b, sizeof(b));
2fe22dcd MK	131	if (fe->ops.i2c_gate_ctrl)
2fe22dcd MK	132	fe->ops.i2c_gate_ctrl(fe, 1);
4d43e13f	133	return digitv_ctrl_msg(adap->dev, USB_WRITE_TUNER, 0, &b[1], 4, NULL, 0);
115eea4e	134	}
776338e1	135
115eea4e SO	136	static struct nxt6000_config digitv_nxt6000_config = {
115eea4e SO	137	.clock_inversion = 1,
776338e1 JS	138	};
776338e1 JS	139
4d43e13f	140	static int digitv_frontend_attach(struct dvb_usb_adapter *adap)
776338e1	141	{
4ce15678 TP	142	struct digitv_state *st = adap->dev->priv;
4ce15678 TP	143
331423c4 MK	144	adap->fe_adap[0].fe = dvb_attach(mt352_attach, &digitv_mt352_config,
	145	&adap->dev->i2c_adap);
	146	if ((adap->fe_adap[0].fe) != NULL) {
4ce15678	147	st->is_nxt6000 = 0;
776338e1	148	return 0;
aac9ee95	149	}
331423c4 MK	150	adap->fe_adap[0].fe = dvb_attach(nxt6000_attach,
	151	&digitv_nxt6000_config,
	152	&adap->dev->i2c_adap);
	153	if ((adap->fe_adap[0].fe) != NULL) {
4ce15678	154	st->is_nxt6000 = 1;
aac9ee95 AQ	155	return 0;
aac9ee95 AQ	156	}
776338e1 JS	157	return -EIO;
	158	}
	159
4d43e13f	160	static int digitv_tuner_attach(struct dvb_usb_adapter *adap)
78c6e73f	161	{
4ce15678 TP	162	struct digitv_state *st = adap->dev->priv;
4ce15678 TP	163
77eed219	164	if (!dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, NULL, DVB_PLL_TDED4))
4ce15678 TP	165	return -ENODEV;
	166
	167	if (st->is_nxt6000)
77eed219	168	adap->fe_adap[0].fe->ops.tuner_ops.set_params = digitv_nxt6000_tuner_set_params;
4ce15678	169
78c6e73f PB	170	return 0;
	171	}
	172
2f4f58d6	173	static struct rc_map_table rc_map_digitv_table[] = {
2e365883 MCC	174	{ 0x5f55, KEY_0 },
	175	{ 0x6f55, KEY_1 },
	176	{ 0x9f55, KEY_2 },
	177	{ 0xaf55, KEY_3 },
	178	{ 0x5f56, KEY_4 },
	179	{ 0x6f56, KEY_5 },
	180	{ 0x9f56, KEY_6 },
	181	{ 0xaf56, KEY_7 },
	182	{ 0x5f59, KEY_8 },
	183	{ 0x6f59, KEY_9 },
	184	{ 0x9f59, KEY_TV },
	185	{ 0xaf59, KEY_AUX },
	186	{ 0x5f5a, KEY_DVD },
	187	{ 0x6f5a, KEY_POWER },
444cc20b	188	{ 0x9f5a, KEY_CAMERA }, /* labelled 'Picture' */
2e365883 MCC	189	{ 0xaf5a, KEY_AUDIO },
	190	{ 0x5f65, KEY_INFO },
	191	{ 0x6f65, KEY_F13 }, /* 16:9 */
	192	{ 0x9f65, KEY_F14 }, /* 14:9 */
	193	{ 0xaf65, KEY_EPG },
	194	{ 0x5f66, KEY_EXIT },
	195	{ 0x6f66, KEY_MENU },
	196	{ 0x9f66, KEY_UP },
	197	{ 0xaf66, KEY_DOWN },
	198	{ 0x5f69, KEY_LEFT },
	199	{ 0x6f69, KEY_RIGHT },
	200	{ 0x9f69, KEY_ENTER },
	201	{ 0xaf69, KEY_CHANNELUP },
	202	{ 0x5f6a, KEY_CHANNELDOWN },
	203	{ 0x6f6a, KEY_VOLUMEUP },
	204	{ 0x9f6a, KEY_VOLUMEDOWN },
	205	{ 0xaf6a, KEY_RED },
	206	{ 0x5f95, KEY_GREEN },
	207	{ 0x6f95, KEY_YELLOW },
	208	{ 0x9f95, KEY_BLUE },
	209	{ 0xaf95, KEY_SUBTITLE },
	210	{ 0x5f96, KEY_F15 }, /* AD */
	211	{ 0x6f96, KEY_TEXT },
	212	{ 0x9f96, KEY_MUTE },
	213	{ 0xaf96, KEY_REWIND },
	214	{ 0x5f99, KEY_STOP },
	215	{ 0x6f99, KEY_PLAY },
	216	{ 0x9f99, KEY_FASTFORWARD },
	217	{ 0xaf99, KEY_F16 }, /* chapter */
	218	{ 0x5f9a, KEY_PAUSE },
	219	{ 0x6f9a, KEY_PLAY },
	220	{ 0x9f9a, KEY_RECORD },
	221	{ 0xaf9a, KEY_F17 }, /* picture in picture */
	222	{ 0x5fa5, KEY_KPPLUS }, /* zoom in */
	223	{ 0x6fa5, KEY_KPMINUS }, /* zoom out */
	224	{ 0x9fa5, KEY_F18 }, /* capture */
	225	{ 0xafa5, KEY_F19 }, /* web */
	226	{ 0x5fa6, KEY_EMAIL },
	227	{ 0x6fa6, KEY_PHONE },
	228	{ 0x9fa6, KEY_PC },
776338e1 JS	229	};
776338e1 JS	230
15ac8e66	231	static int digitv_rc_query(struct dvb_usb_device d, u32 event, int *state)
776338e1	232	{
774c0de4	233	int i;
776338e1	234	u8 key[5];
774c0de4 AT	235	u8 b[4] = { 0 };
	236
	237	*event = 0;
	238	*state = REMOTE_NO_KEY_PRESSED;
776338e1 JS	239
776338e1 JS	240	digitv_ctrl_msg(d,USB_READ_REMOTE,0,NULL,0,&key[1],4);
774c0de4 AT	241
	242	/* Tell the device we've read the remote. Not sure how necessary
	243	this is, but the Nebula SDK does it. */
	244	digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
	245
	246	/* if something is inside the buffer, simulate key press */
776338e1	247	if (key[1] != 0)
774c0de4	248	{
2f4f58d6 MCC	249	for (i = 0; i < d->props.rc.legacy.rc_map_size; i++) {
	250	if (rc5_custom(&d->props.rc.legacy.rc_map_table[i]) == key[1] &&
	251	rc5_data(&d->props.rc.legacy.rc_map_table[i]) == key[2]) {
	252	*event = d->props.rc.legacy.rc_map_table[i].keycode;
774c0de4 AT	253	*state = REMOTE_KEY_PRESSED;
	254	return 0;
	255	}
	256	}
	257	}
776338e1	258
776338e1	259	if (key[0] != 0)
5bdb7872	260	deb_rc("key: %*ph\n", 5, key);
776338e1 JS	261	return 0;
	262	}
	263
776338e1	264	/* DVB USB Driver stuff */
4d43e13f	265	static struct dvb_usb_device_properties digitv_properties;
776338e1 JS	266
	267	static int digitv_probe(struct usb_interface *intf,
	268	const struct usb_device_id *id)
	269	{
115eea4e	270	struct dvb_usb_device *d;
78e92006 JG	271	int ret = dvb_usb_device_init(intf, &digitv_properties, THIS_MODULE, &d,
	272	adapter_nr);
	273	if (ret == 0) {
115eea4e SO	274	u8 b[4] = { 0 };
115eea4e SO	275
21d06544 PB	276	if (d != NULL) { /* do that only when the firmware is loaded */
	277	b[0] = 1;
	278	digitv_ctrl_msg(d,USB_WRITE_REMOTE_TYPE,0,b,4,NULL,0);
115eea4e	279
21d06544 PB	280	b[0] = 0;
	281	digitv_ctrl_msg(d,USB_WRITE_REMOTE,0,b,4,NULL,0);
	282	}
115eea4e SO	283	}
115eea4e SO	284	return ret;
776338e1 JS	285	}
	286
	287	static struct usb_device_id digitv_table [] = {
	288	{ USB_DEVICE(USB_VID_ANCHOR, USB_PID_NEBULA_DIGITV) },
	289	{ } /* Terminating entry */
	290	};
	291	MODULE_DEVICE_TABLE (usb, digitv_table);
	292
4d43e13f	293	static struct dvb_usb_device_properties digitv_properties = {
776338e1 JS	294	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
	295
	296	.usb_ctrl = CYPRESS_FX2,
21d06544	297	.firmware = "dvb-usb-digitv-02.fw",
776338e1	298
4ce15678 TP	299	.size_of_priv = sizeof(struct digitv_state),
4ce15678 TP	300
4d43e13f PB	301	.num_adapters = 1,
	302	.adapter = {
	303	{
77eed219 MK	304	.num_frontends = 1,
77eed219 MK	305	.fe = {{
01451e72 PB	306	.frontend_attach = digitv_frontend_attach,
01451e72 PB	307	.tuner_attach = digitv_tuner_attach,
776338e1	308
01451e72	309	/* parameter for the MPEG2-data transfer */
4d43e13f PB	310	.stream = {
4d43e13f PB	311	.type = USB_BULK,
01451e72 PB	312	.count = 7,
	313	.endpoint = 0x02,
	314	.u = {
	315	.bulk = {
	316	.buffersize = 4096,
	317	}
	318	}
	319	},
77eed219	320	}},
4d43e13f PB	321	}
	322	},
	323	.identify_state = digitv_identify_state,
	324
f72a27b8 MCC	325	.rc.legacy = {
f72a27b8 MCC	326	.rc_interval = 1000,
2f4f58d6 MCC	327	.rc_map_table = rc_map_digitv_table,
2f4f58d6 MCC	328	.rc_map_size = ARRAY_SIZE(rc_map_digitv_table),
f72a27b8 MCC	329	.rc_query = digitv_rc_query,
f72a27b8 MCC	330	},
4d43e13f PB	331
	332	.i2c_algo = &digitv_i2c_algo,
	333
	334	.generic_bulk_ctrl_endpoint = 0x01,
776338e1	335
78c6e73f	336	.num_device_descs = 1,
776338e1 JS	337	.devices = {
	338	{ "Nebula Electronics uDigiTV DVB-T USB2.0)",
	339	{ &digitv_table[0], NULL },
	340	{ NULL },
	341	},
21d06544	342	{ NULL },
776338e1 JS	343	}
	344	};
	345
	346	static struct usb_driver digitv_driver = {
63b5c1c4	347	.name = "dvb_usb_digitv",
776338e1 JS	348	.probe = digitv_probe,
	349	.disconnect = dvb_usb_device_exit,
	350	.id_table = digitv_table,
	351	};
	352
ecb3b2b3	353	module_usb_driver(digitv_driver);
776338e1	354
99e44da7	355	MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
776338e1 JS	356	MODULE_DESCRIPTION("Driver for Nebula Electronics uDigiTV DVB-T USB2.0");
	357	MODULE_VERSION("1.0-alpha");
	358	MODULE_LICENSE("GPL");