cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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dibusb-mb.c (14286B)


      1// SPDX-License-Identifier: GPL-2.0-only
      2/* DVB USB compliant linux driver for mobile DVB-T USB devices based on
      3 * reference designs made by DiBcom (http://www.dibcom.fr/) (DiB3000M-B)
      4 *
      5 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de)
      6 *
      7 * based on GPL code from DiBcom, which has
      8 * Copyright (C) 2004 Amaury Demol for DiBcom
      9 *
     10 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
     11 */
     12#include "dibusb.h"
     13
     14DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
     15
     16static int dib3000mb_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
     17{
     18	struct dvb_usb_adapter *adap = fe->dvb->priv;
     19	struct dibusb_state *st = adap->priv;
     20
     21	return st->ops.tuner_pass_ctrl(fe, enable, st->tuner_addr);
     22}
     23
     24static int dibusb_dib3000mb_frontend_attach(struct dvb_usb_adapter *adap)
     25{
     26	struct dib3000_config demod_cfg;
     27	struct dibusb_state *st = adap->priv;
     28
     29	demod_cfg.demod_address = 0x8;
     30
     31	adap->fe_adap[0].fe = dvb_attach(dib3000mb_attach, &demod_cfg,
     32					 &adap->dev->i2c_adap, &st->ops);
     33	if ((adap->fe_adap[0].fe) == NULL)
     34		return -ENODEV;
     35
     36	adap->fe_adap[0].fe->ops.i2c_gate_ctrl = dib3000mb_i2c_gate_ctrl;
     37
     38	return 0;
     39}
     40
     41static int dibusb_thomson_tuner_attach(struct dvb_usb_adapter *adap)
     42{
     43	struct dibusb_state *st = adap->priv;
     44
     45	st->tuner_addr = 0x61;
     46
     47	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x61, &adap->dev->i2c_adap,
     48		   DVB_PLL_TUA6010XS);
     49	return 0;
     50}
     51
     52static int dibusb_panasonic_tuner_attach(struct dvb_usb_adapter *adap)
     53{
     54	struct dibusb_state *st = adap->priv;
     55
     56	st->tuner_addr = 0x60;
     57
     58	dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x60, &adap->dev->i2c_adap,
     59		   DVB_PLL_TDA665X);
     60	return 0;
     61}
     62
     63/* Some of the Artec 1.1 device aren't equipped with the default tuner
     64 * (Thomson Cable), but with a Panasonic ENV77H11D5.  This function figures
     65 * this out. */
     66static int dibusb_tuner_probe_and_attach(struct dvb_usb_adapter *adap)
     67{
     68	u8 b[2] = { 0,0 }, b2[1];
     69	int ret = 0;
     70	struct i2c_msg msg[2] = {
     71		{ .flags = 0,        .buf = b,  .len = 2 },
     72		{ .flags = I2C_M_RD, .buf = b2, .len = 1 },
     73	};
     74	struct dibusb_state *st = adap->priv;
     75
     76	/* the Panasonic sits on I2C addrass 0x60, the Thomson on 0x61 */
     77	msg[0].addr = msg[1].addr = st->tuner_addr = 0x60;
     78
     79	if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
     80		adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 1);
     81
     82	if (i2c_transfer(&adap->dev->i2c_adap, msg, 2) != 2) {
     83		err("tuner i2c write failed.");
     84		return -EREMOTEIO;
     85	}
     86
     87	if (adap->fe_adap[0].fe->ops.i2c_gate_ctrl)
     88		adap->fe_adap[0].fe->ops.i2c_gate_ctrl(adap->fe_adap[0].fe, 0);
     89
     90	if (b2[0] == 0xfe) {
     91		info("This device has the Thomson Cable onboard. Which is default.");
     92		ret = dibusb_thomson_tuner_attach(adap);
     93	} else {
     94		info("This device has the Panasonic ENV77H11D5 onboard.");
     95		ret = dibusb_panasonic_tuner_attach(adap);
     96	}
     97
     98	return ret;
     99}
    100
    101/* USB Driver stuff */
    102static struct dvb_usb_device_properties dibusb1_1_properties;
    103static struct dvb_usb_device_properties dibusb1_1_an2235_properties;
    104static struct dvb_usb_device_properties dibusb2_0b_properties;
    105static struct dvb_usb_device_properties artec_t1_usb2_properties;
    106
    107static int dibusb_probe(struct usb_interface *intf,
    108		const struct usb_device_id *id)
    109{
    110	if (0 == dvb_usb_device_init(intf, &dibusb1_1_properties,
    111				     THIS_MODULE, NULL, adapter_nr) ||
    112	    0 == dvb_usb_device_init(intf, &dibusb1_1_an2235_properties,
    113				     THIS_MODULE, NULL, adapter_nr) ||
    114	    0 == dvb_usb_device_init(intf, &dibusb2_0b_properties,
    115				     THIS_MODULE, NULL, adapter_nr) ||
    116	    0 == dvb_usb_device_init(intf, &artec_t1_usb2_properties,
    117				     THIS_MODULE, NULL, adapter_nr))
    118		return 0;
    119
    120	return -EINVAL;
    121}
    122
    123/* do not change the order of the ID table */
    124enum {
    125	WIDEVIEW_DVBT_USB_COLD,
    126	WIDEVIEW_DVBT_USB_WARM,
    127	COMPRO_DVBU2000_COLD,
    128	COMPRO_DVBU2000_WARM,
    129	COMPRO_DVBU2000_UNK_COLD,
    130	DIBCOM_MOD3000_COLD,
    131	DIBCOM_MOD3000_WARM,
    132	EMPIA_VSTREAM_COLD,
    133	EMPIA_VSTREAM_WARM,
    134	GRANDTEC_DVBT_USB_COLD,
    135	GRANDTEC_DVBT_USB_WARM,
    136	GRANDTEC_MOD3000_COLD,
    137	GRANDTEC_MOD3000_WARM,
    138	UNK_HYPER_PALTEK_COLD,
    139	UNK_HYPER_PALTEK_WARM,
    140	VISIONPLUS_VP7041_COLD,
    141	VISIONPLUS_VP7041_WARM,
    142	TWINHAN_VP7041_COLD,
    143	TWINHAN_VP7041_WARM,
    144	ULTIMA_TVBOX_COLD,
    145	ULTIMA_TVBOX_WARM,
    146	ULTIMA_TVBOX_AN2235_COLD,
    147	ULTIMA_TVBOX_AN2235_WARM,
    148	ADSTECH_USB2_COLD,
    149	ADSTECH_USB2_WARM,
    150	KYE_DVB_T_COLD,
    151	KYE_DVB_T_WARM,
    152	KWORLD_VSTREAM_COLD,
    153	ULTIMA_TVBOX_USB2_COLD,
    154	ULTIMA_TVBOX_USB2_WARM,
    155	ULTIMA_TVBOX_ANCHOR_COLD,
    156};
    157
    158static struct usb_device_id dibusb_dib3000mb_table[] = {
    159	DVB_USB_DEV(WIDEVIEW, WIDEVIEW_DVBT_USB_COLD),
    160	DVB_USB_DEV(WIDEVIEW, WIDEVIEW_DVBT_USB_WARM),
    161	DVB_USB_DEV(COMPRO, COMPRO_DVBU2000_COLD),
    162	DVB_USB_DEV(COMPRO, COMPRO_DVBU2000_WARM),
    163	DVB_USB_DEV(COMPRO_UNK, COMPRO_DVBU2000_UNK_COLD),
    164	DVB_USB_DEV(DIBCOM, DIBCOM_MOD3000_COLD),
    165	DVB_USB_DEV(DIBCOM, DIBCOM_MOD3000_WARM),
    166	DVB_USB_DEV(EMPIA, EMPIA_VSTREAM_COLD),
    167	DVB_USB_DEV(EMPIA, EMPIA_VSTREAM_WARM),
    168	DVB_USB_DEV(GRANDTEC, GRANDTEC_DVBT_USB_COLD),
    169	DVB_USB_DEV(GRANDTEC, GRANDTEC_DVBT_USB_WARM),
    170	DVB_USB_DEV(GRANDTEC, GRANDTEC_MOD3000_COLD),
    171	DVB_USB_DEV(GRANDTEC, GRANDTEC_MOD3000_WARM),
    172	DVB_USB_DEV(HYPER_PALTEK, UNK_HYPER_PALTEK_COLD),
    173	DVB_USB_DEV(HYPER_PALTEK, UNK_HYPER_PALTEK_WARM),
    174	DVB_USB_DEV(VISIONPLUS, VISIONPLUS_VP7041_COLD),
    175	DVB_USB_DEV(VISIONPLUS, VISIONPLUS_VP7041_WARM),
    176	DVB_USB_DEV(TWINHAN, TWINHAN_VP7041_COLD),
    177	DVB_USB_DEV(TWINHAN, TWINHAN_VP7041_WARM),
    178	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_COLD),
    179	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_WARM),
    180	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_AN2235_COLD),
    181	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_AN2235_WARM),
    182	DVB_USB_DEV(ADSTECH, ADSTECH_USB2_COLD),
    183	DVB_USB_DEV(ADSTECH, ADSTECH_USB2_WARM),
    184	DVB_USB_DEV(KYE, KYE_DVB_T_COLD),
    185	DVB_USB_DEV(KYE, KYE_DVB_T_WARM),
    186	DVB_USB_DEV(KWORLD, KWORLD_VSTREAM_COLD),
    187	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_USB2_COLD),
    188	DVB_USB_DEV(ULTIMA_ELECTRONIC, ULTIMA_TVBOX_USB2_WARM),
    189#ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
    190	DVB_USB_DEV(ANCHOR, ULTIMA_TVBOX_ANCHOR_COLD),
    191#endif
    192	{ }
    193};
    194
    195MODULE_DEVICE_TABLE (usb, dibusb_dib3000mb_table);
    196
    197static struct dvb_usb_device_properties dibusb1_1_properties = {
    198	.caps =  DVB_USB_IS_AN_I2C_ADAPTER,
    199
    200	.usb_ctrl = CYPRESS_AN2135,
    201
    202	.firmware = "dvb-usb-dibusb-5.0.0.11.fw",
    203
    204	.num_adapters = 1,
    205	.adapter = {
    206		{
    207		.num_frontends = 1,
    208		.fe = {{
    209			.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
    210			.pid_filter_count = 16,
    211
    212			.streaming_ctrl   = dibusb_streaming_ctrl,
    213			.pid_filter       = dibusb_pid_filter,
    214			.pid_filter_ctrl  = dibusb_pid_filter_ctrl,
    215			.frontend_attach  = dibusb_dib3000mb_frontend_attach,
    216			.tuner_attach     = dibusb_tuner_probe_and_attach,
    217
    218			/* parameter for the MPEG2-data transfer */
    219			.stream = {
    220				.type = USB_BULK,
    221				.count = 7,
    222				.endpoint = 0x02,
    223				.u = {
    224					.bulk = {
    225						.buffersize = 4096,
    226					}
    227				}
    228			},
    229		}},
    230			.size_of_priv     = sizeof(struct dibusb_state),
    231		}
    232	},
    233
    234	.power_ctrl       = dibusb_power_ctrl,
    235
    236	.rc.legacy = {
    237		.rc_interval      = DEFAULT_RC_INTERVAL,
    238		.rc_map_table     = rc_map_dibusb_table,
    239		.rc_map_size      = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
    240		.rc_query         = dibusb_rc_query,
    241	},
    242
    243	.i2c_algo         = &dibusb_i2c_algo,
    244
    245	.generic_bulk_ctrl_endpoint = 0x01,
    246
    247	.num_device_descs = 9,
    248	.devices = {
    249		{	"AVerMedia AverTV DVBT USB1.1",
    250			{ &dibusb_dib3000mb_table[WIDEVIEW_DVBT_USB_COLD],  NULL },
    251			{ &dibusb_dib3000mb_table[WIDEVIEW_DVBT_USB_WARM],  NULL },
    252		},
    253		{	"Compro Videomate DVB-U2000 - DVB-T USB1.1 (please confirm to linux-dvb)",
    254			{ &dibusb_dib3000mb_table[COMPRO_DVBU2000_COLD], &dibusb_dib3000mb_table[COMPRO_DVBU2000_UNK_COLD], NULL},
    255			{ &dibusb_dib3000mb_table[COMPRO_DVBU2000_WARM], NULL },
    256		},
    257		{	"DiBcom USB1.1 DVB-T reference design (MOD3000)",
    258			{ &dibusb_dib3000mb_table[DIBCOM_MOD3000_COLD],  NULL },
    259			{ &dibusb_dib3000mb_table[DIBCOM_MOD3000_WARM],  NULL },
    260		},
    261		{	"KWorld V-Stream XPERT DTV - DVB-T USB1.1",
    262			{ &dibusb_dib3000mb_table[EMPIA_VSTREAM_COLD], NULL },
    263			{ &dibusb_dib3000mb_table[EMPIA_VSTREAM_WARM], NULL },
    264		},
    265		{	"Grandtec USB1.1 DVB-T",
    266			{ &dibusb_dib3000mb_table[GRANDTEC_DVBT_USB_COLD],  &dibusb_dib3000mb_table[GRANDTEC_MOD3000_COLD], NULL },
    267			{ &dibusb_dib3000mb_table[GRANDTEC_DVBT_USB_WARM], &dibusb_dib3000mb_table[GRANDTEC_MOD3000_WARM], NULL },
    268		},
    269		{	"Unknown USB1.1 DVB-T device ???? please report the name to the author",
    270			{ &dibusb_dib3000mb_table[UNK_HYPER_PALTEK_COLD], NULL },
    271			{ &dibusb_dib3000mb_table[UNK_HYPER_PALTEK_WARM], NULL },
    272		},
    273		{	"TwinhanDTV USB-Ter USB1.1 / Magic Box I / HAMA USB1.1 DVB-T device",
    274			{ &dibusb_dib3000mb_table[VISIONPLUS_VP7041_COLD], &dibusb_dib3000mb_table[TWINHAN_VP7041_COLD], NULL},
    275			{ &dibusb_dib3000mb_table[VISIONPLUS_VP7041_WARM], &dibusb_dib3000mb_table[TWINHAN_VP7041_WARM], NULL},
    276		},
    277		{	"Artec T1 USB1.1 TVBOX with AN2135",
    278			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_COLD], NULL },
    279			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_WARM], NULL },
    280		},
    281		{	"VideoWalker DVB-T USB",
    282			{ &dibusb_dib3000mb_table[KYE_DVB_T_COLD], NULL },
    283			{ &dibusb_dib3000mb_table[KYE_DVB_T_WARM], NULL },
    284		},
    285	}
    286};
    287
    288static struct dvb_usb_device_properties dibusb1_1_an2235_properties = {
    289	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
    290	.usb_ctrl = CYPRESS_AN2235,
    291
    292	.firmware = "dvb-usb-dibusb-an2235-01.fw",
    293
    294	.num_adapters = 1,
    295	.adapter = {
    296		{
    297		.num_frontends = 1,
    298		.fe = {{
    299			.caps = DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF | DVB_USB_ADAP_HAS_PID_FILTER,
    300			.pid_filter_count = 16,
    301
    302			.streaming_ctrl   = dibusb_streaming_ctrl,
    303			.pid_filter       = dibusb_pid_filter,
    304			.pid_filter_ctrl  = dibusb_pid_filter_ctrl,
    305			.frontend_attach  = dibusb_dib3000mb_frontend_attach,
    306			.tuner_attach     = dibusb_tuner_probe_and_attach,
    307
    308			/* parameter for the MPEG2-data transfer */
    309			.stream = {
    310				.type = USB_BULK,
    311				.count = 7,
    312				.endpoint = 0x02,
    313				.u = {
    314					.bulk = {
    315						.buffersize = 4096,
    316					}
    317				}
    318			},
    319		}},
    320			.size_of_priv     = sizeof(struct dibusb_state),
    321		},
    322	},
    323	.power_ctrl       = dibusb_power_ctrl,
    324
    325	.rc.legacy = {
    326		.rc_interval      = DEFAULT_RC_INTERVAL,
    327		.rc_map_table     = rc_map_dibusb_table,
    328		.rc_map_size      = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
    329		.rc_query         = dibusb_rc_query,
    330	},
    331
    332	.i2c_algo         = &dibusb_i2c_algo,
    333
    334	.generic_bulk_ctrl_endpoint = 0x01,
    335
    336#ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
    337	.num_device_descs = 2,
    338#else
    339	.num_device_descs = 1,
    340#endif
    341	.devices = {
    342		{	"Artec T1 USB1.1 TVBOX with AN2235",
    343			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_AN2235_COLD], NULL },
    344			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_AN2235_WARM], NULL },
    345		},
    346#ifdef CONFIG_DVB_USB_DIBUSB_MB_FAULTY
    347		{	"Artec T1 USB1.1 TVBOX with AN2235 (faulty USB IDs)",
    348			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_ANCHOR_COLD], NULL },
    349			{ NULL },
    350		},
    351		{ NULL },
    352#endif
    353	}
    354};
    355
    356static struct dvb_usb_device_properties dibusb2_0b_properties = {
    357	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
    358
    359	.usb_ctrl = CYPRESS_FX2,
    360
    361	.firmware = "dvb-usb-adstech-usb2-02.fw",
    362
    363	.num_adapters = 1,
    364	.adapter = {
    365		{
    366		.num_frontends = 1,
    367		.fe = {{
    368			.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
    369			.pid_filter_count = 16,
    370
    371			.streaming_ctrl   = dibusb2_0_streaming_ctrl,
    372			.pid_filter       = dibusb_pid_filter,
    373			.pid_filter_ctrl  = dibusb_pid_filter_ctrl,
    374			.frontend_attach  = dibusb_dib3000mb_frontend_attach,
    375			.tuner_attach     = dibusb_thomson_tuner_attach,
    376
    377			/* parameter for the MPEG2-data transfer */
    378			.stream = {
    379				.type = USB_BULK,
    380				.count = 7,
    381				.endpoint = 0x06,
    382				.u = {
    383					.bulk = {
    384						.buffersize = 4096,
    385					}
    386				}
    387			},
    388		}},
    389			.size_of_priv     = sizeof(struct dibusb_state),
    390		}
    391	},
    392	.power_ctrl       = dibusb2_0_power_ctrl,
    393
    394	.rc.legacy = {
    395		.rc_interval      = DEFAULT_RC_INTERVAL,
    396		.rc_map_table     = rc_map_dibusb_table,
    397		.rc_map_size      = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
    398		.rc_query         = dibusb_rc_query,
    399	},
    400
    401	.i2c_algo         = &dibusb_i2c_algo,
    402
    403	.generic_bulk_ctrl_endpoint = 0x01,
    404
    405	.num_device_descs = 2,
    406	.devices = {
    407		{	"KWorld/ADSTech Instant DVB-T USB2.0",
    408			{ &dibusb_dib3000mb_table[ADSTECH_USB2_COLD], NULL },
    409			{ &dibusb_dib3000mb_table[ADSTECH_USB2_WARM], NULL },
    410		},
    411		{	"KWorld Xpert DVB-T USB2.0",
    412			{ &dibusb_dib3000mb_table[KWORLD_VSTREAM_COLD], NULL },
    413			{ NULL }
    414		},
    415		{ NULL },
    416	}
    417};
    418
    419static struct dvb_usb_device_properties artec_t1_usb2_properties = {
    420	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
    421
    422	.usb_ctrl = CYPRESS_FX2,
    423
    424	.firmware = "dvb-usb-dibusb-6.0.0.8.fw",
    425
    426	.num_adapters = 1,
    427	.adapter = {
    428		{
    429		.num_frontends = 1,
    430		.fe = {{
    431			.caps = DVB_USB_ADAP_HAS_PID_FILTER | DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,
    432			.pid_filter_count = 16,
    433
    434			.streaming_ctrl   = dibusb2_0_streaming_ctrl,
    435			.pid_filter       = dibusb_pid_filter,
    436			.pid_filter_ctrl  = dibusb_pid_filter_ctrl,
    437			.frontend_attach  = dibusb_dib3000mb_frontend_attach,
    438			.tuner_attach     = dibusb_tuner_probe_and_attach,
    439			/* parameter for the MPEG2-data transfer */
    440			.stream = {
    441				.type = USB_BULK,
    442				.count = 7,
    443				.endpoint = 0x06,
    444				.u = {
    445					.bulk = {
    446						.buffersize = 4096,
    447					}
    448				}
    449			},
    450		}},
    451			.size_of_priv     = sizeof(struct dibusb_state),
    452		}
    453	},
    454	.power_ctrl       = dibusb2_0_power_ctrl,
    455
    456	.rc.legacy = {
    457		.rc_interval      = DEFAULT_RC_INTERVAL,
    458		.rc_map_table     = rc_map_dibusb_table,
    459		.rc_map_size      = 111, /* wow, that is ugly ... I want to load it to the driver dynamically */
    460		.rc_query         = dibusb_rc_query,
    461	},
    462
    463	.i2c_algo         = &dibusb_i2c_algo,
    464
    465	.generic_bulk_ctrl_endpoint = 0x01,
    466
    467	.num_device_descs = 1,
    468	.devices = {
    469		{	"Artec T1 USB2.0",
    470			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_USB2_COLD], NULL },
    471			{ &dibusb_dib3000mb_table[ULTIMA_TVBOX_USB2_WARM], NULL },
    472		},
    473		{ NULL },
    474	}
    475};
    476
    477static struct usb_driver dibusb_driver = {
    478	.name		= "dvb_usb_dibusb_mb",
    479	.probe		= dibusb_probe,
    480	.disconnect = dvb_usb_device_exit,
    481	.id_table	= dibusb_dib3000mb_table,
    482};
    483
    484module_usb_driver(dibusb_driver);
    485
    486MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>");
    487MODULE_DESCRIPTION("Driver for DiBcom USB DVB-T devices (DiB3000M-B based)");
    488MODULE_VERSION("1.0");
    489MODULE_LICENSE("GPL");