af9015.c

trident tm5600的linux驱动

		    keymap[i].data == buf[2]) {
			*event = keymap[i].event;
			*state = REMOTE_KEY_PRESSED;
			break;
		}
	}
	if (!buf[1])
		deb_rc("%s: %02x %02x %02x %02x %02x %02x %02x %02x\n",
			__func__, buf[0], buf[1], buf[2], buf[3], buf[4],
			buf[5], buf[6], buf[7]);

	return 0;
}

/* init 2nd I2C adapter */
int af9015_i2c_init(struct dvb_usb_device *d)
{
	int ret;
	struct af9015_state *state = d->priv;
	deb_info("%s:\n", __func__);

	strncpy(state->i2c_adap.name, d->desc->name,
		sizeof(state->i2c_adap.name));
#ifdef I2C_ADAP_CLASS_TV_DIGITAL
	state->i2c_adap.class = I2C_ADAP_CLASS_TV_DIGITAL,
#else
	state->i2c_adap.class = I2C_CLASS_TV_DIGITAL,
#endif
	state->i2c_adap.algo      = d->props.i2c_algo;
	state->i2c_adap.algo_data = NULL;
	state->i2c_adap.dev.parent = &d->udev->dev;

	i2c_set_adapdata(&state->i2c_adap, d);

	ret = i2c_add_adapter(&state->i2c_adap);
	if (ret < 0)
		err("could not add i2c adapter");

	return ret;
}

static int af9015_af9013_frontend_attach(struct dvb_usb_adapter *adap)
{
	int ret;
	struct af9015_state *state = adap->dev->priv;
	struct i2c_adapter *i2c_adap;

	if (adap->id == 0) {
		/* select I2C adapter */
		i2c_adap = &adap->dev->i2c_adap;

		deb_info("%s: init I2C\n", __func__);
		ret = af9015_i2c_init(adap->dev);

		/* dump eeprom (debug) */
		ret = af9015_eeprom_dump(adap->dev);
		if (ret)
			return ret;
	} else {
		/* select I2C adapter */
		i2c_adap = &state->i2c_adap;

		/* copy firmware to 2nd demodulator */
		if (af9015_config.dual_mode) {
			ret = af9015_copy_firmware(adap->dev);
			if (ret) {
				err("firmware copy to 2nd frontend " \
					"failed, will disable it");
				af9015_config.dual_mode = 0;
				return -ENODEV;
			}
		} else {
			return -ENODEV;
		}
	}

	/* attach demodulator */
	adap->fe = dvb_attach(af9013_attach, &af9015_af9013_config[adap->id],
		i2c_adap);

	return adap->fe == NULL ? -ENODEV : 0;
}

static struct mt2060_config af9015_mt2060_config = {
	.i2c_address = 0xc0,
	.clock_out = 0,
};

static struct qt1010_config af9015_qt1010_config = {
	.i2c_address = 0xc4,
};

static struct tda18271_config af9015_tda18271_config = {
	.gate = TDA18271_GATE_DIGITAL,
	.small_i2c = 1,
};

static struct mxl5005s_config af9015_mxl5003_config = {
	.i2c_address     = 0xc6,
	.if_freq         = IF_FREQ_4570000HZ,
	.xtal_freq       = CRYSTAL_FREQ_16000000HZ,
	.agc_mode        = MXL_SINGLE_AGC,
	.tracking_filter = MXL_TF_DEFAULT,
	.rssi_enable     = MXL_RSSI_ENABLE,
	.cap_select      = MXL_CAP_SEL_ENABLE,
	.div_out         = MXL_DIV_OUT_4,
	.clock_out       = MXL_CLOCK_OUT_DISABLE,
	.output_load     = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
	.top		 = MXL5005S_TOP_25P2,
	.mod_mode        = MXL_DIGITAL_MODE,
	.if_mode         = MXL_ZERO_IF,
	.AgcMasterByte   = 0x00,
};

static struct mxl5005s_config af9015_mxl5005_config = {
	.i2c_address     = 0xc6,
	.if_freq         = IF_FREQ_4570000HZ,
	.xtal_freq       = CRYSTAL_FREQ_16000000HZ,
	.agc_mode        = MXL_SINGLE_AGC,
	.tracking_filter = MXL_TF_OFF,
	.rssi_enable     = MXL_RSSI_ENABLE,
	.cap_select      = MXL_CAP_SEL_ENABLE,
	.div_out         = MXL_DIV_OUT_4,
	.clock_out       = MXL_CLOCK_OUT_DISABLE,
	.output_load     = MXL5005S_IF_OUTPUT_LOAD_200_OHM,
	.top		 = MXL5005S_TOP_25P2,
	.mod_mode        = MXL_DIGITAL_MODE,
	.if_mode         = MXL_ZERO_IF,
	.AgcMasterByte   = 0x00,
};

static int af9015_tuner_attach(struct dvb_usb_adapter *adap)
{
	struct af9015_state *state = adap->dev->priv;
	struct i2c_adapter *i2c_adap;
	int ret;
	deb_info("%s: \n", __func__);

	/* select I2C adapter */
	if (adap->id == 0)
		i2c_adap = &adap->dev->i2c_adap;
	else
		i2c_adap = &state->i2c_adap;

	switch (af9015_af9013_config[adap->id].tuner) {
	case AF9013_TUNER_MT2060:
	case AF9013_TUNER_MT2060_2:
		ret = dvb_attach(mt2060_attach, adap->fe, i2c_adap,
			&af9015_mt2060_config,
			af9015_config.mt2060_if1[adap->id])
			== NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_QT1010:
	case AF9013_TUNER_QT1010A:
		ret = dvb_attach(qt1010_attach, adap->fe, i2c_adap,
			&af9015_qt1010_config) == NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_TDA18271:
		ret = dvb_attach(tda18271_attach, adap->fe, 0xc0, i2c_adap,
			&af9015_tda18271_config) == NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_MXL5003D:
		ret = dvb_attach(mxl5005s_attach, adap->fe, i2c_adap,
			&af9015_mxl5003_config) == NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_MXL5005D:
	case AF9013_TUNER_MXL5005R:
		ret = dvb_attach(mxl5005s_attach, adap->fe, i2c_adap,
			&af9015_mxl5005_config) == NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_ENV77H11D5:
		ret = dvb_attach(dvb_pll_attach, adap->fe, 0xc0, i2c_adap,
			DVB_PLL_TDA665X) == NULL ? -ENODEV : 0;
		break;
	case AF9013_TUNER_MC44S803:
#if 0 /* keep */
		ret = dvb_attach(mc44s80x_attach, adap->fe, i2c_adap)
			== NULL ? -ENODEV : 0;
#else
		ret = -ENODEV;
		info("Freescale MC44S803 tuner found but no driver for that" \
			"tuner. Look at the Linuxtv.org for tuner driver" \
			"status.");
#endif
		break;
	case AF9013_TUNER_UNKNOWN:
	default:
		ret = -ENODEV;
		err("Unknown tuner id:%d",
			af9015_af9013_config[adap->id].tuner);
	}
	return ret;
}

static struct usb_device_id af9015_usb_table[] = {
/*  0 */{USB_DEVICE(USB_VID_AFATECH,   USB_PID_AFATECH_AF9015_9015)},
	{USB_DEVICE(USB_VID_AFATECH,   USB_PID_AFATECH_AF9015_9016)},
	{USB_DEVICE(USB_VID_LEADTEK,   USB_PID_WINFAST_DTV_DONGLE_GOLD)},
	{USB_DEVICE(USB_VID_PINNACLE,  USB_PID_PINNACLE_PCTV71E)},
	{USB_DEVICE(USB_VID_KWORLD_2,  USB_PID_KWORLD_399U)},
/*  5 */{USB_DEVICE(USB_VID_VISIONPLUS,
		USB_PID_TINYTWIN)},
	{USB_DEVICE(USB_VID_VISIONPLUS,
		USB_PID_AZUREWAVE_AD_TU700)},
	{USB_DEVICE(USB_VID_TERRATEC,  USB_PID_TERRATEC_CINERGY_T_USB_XE_REV2)},
	{USB_DEVICE(USB_VID_KWORLD_2,  USB_PID_KWORLD_PC160_2T)},
	{USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X)},
/* 10 */{USB_DEVICE(USB_VID_XTENSIONS, USB_PID_XTENSIONS_XD_380)},
	{USB_DEVICE(USB_VID_MSI_2,     USB_PID_MSI_DIGIVOX_DUO)},
	{USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_X_2)},
	{USB_DEVICE(USB_VID_TELESTAR,  USB_PID_TELESTAR_STARSTICK_2)},
	{USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A309)},
/* 15 */{USB_DEVICE(USB_VID_MSI_2,     USB_PID_MSI_DIGI_VOX_MINI_III)},
	{0},
};
MODULE_DEVICE_TABLE(usb, af9015_usb_table);

static struct dvb_usb_device_properties af9015_properties[] = {
	{
		.caps = DVB_USB_IS_AN_I2C_ADAPTER,

		.usb_ctrl = DEVICE_SPECIFIC,
		.download_firmware = af9015_download_firmware,
		.firmware = "dvb-usb-af9015.fw",

		.size_of_priv = sizeof(struct af9015_state), \

		.num_adapters = 2,
		.adapter = {
			{
				.caps = DVB_USB_ADAP_HAS_PID_FILTER |
				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,

				.pid_filter_count = 32,
				.pid_filter       = af9015_pid_filter,
				.pid_filter_ctrl  = af9015_pid_filter_ctrl,

				.frontend_attach =
					af9015_af9013_frontend_attach,
				.tuner_attach    = af9015_tuner_attach,
				.stream = {
					.type = USB_BULK,
					.count = 6,
					.endpoint = 0x84,
				},
			},
			{
				.frontend_attach =
					af9015_af9013_frontend_attach,
				.tuner_attach    = af9015_tuner_attach,
				.stream = {
					.type = USB_BULK,
					.count = 6,
					.endpoint = 0x85,
				},
			}
		},

		.identify_state = af9015_identify_state,

		.rc_query         = af9015_rc_query,
		.rc_interval      = 150,

		.i2c_algo = &af9015_i2c_algo,

		.num_device_descs = 9,
		.devices = {
			{
				.name = "Afatech AF9015 DVB-T USB2.0 stick",
				.cold_ids = {&af9015_usb_table[0],
					     &af9015_usb_table[1], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "Leadtek WinFast DTV Dongle Gold",
				.cold_ids = {&af9015_usb_table[2], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "Pinnacle PCTV 71e",
				.cold_ids = {&af9015_usb_table[3], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "KWorld PlusTV Dual DVB-T Stick " \
					"(DVB-T 399U)",
				.cold_ids = {&af9015_usb_table[4], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "DigitalNow TinyTwin DVB-T Receiver",
				.cold_ids = {&af9015_usb_table[5], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "TwinHan AzureWave AD-TU700(704J)",
				.cold_ids = {&af9015_usb_table[6], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "TerraTec Cinergy T USB XE",
				.cold_ids = {&af9015_usb_table[7], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "KWorld PlusTV Dual DVB-T PCI " \
					"(DVB-T PC160-2T)",
				.cold_ids = {&af9015_usb_table[8], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "AVerMedia AVerTV DVB-T Volar X",
				.cold_ids = {&af9015_usb_table[9], NULL},
				.warm_ids = {NULL},
			},
		}
	}, {
		.caps = DVB_USB_IS_AN_I2C_ADAPTER,

		.usb_ctrl = DEVICE_SPECIFIC,
		.download_firmware = af9015_download_firmware,
		.firmware = "dvb-usb-af9015.fw",

		.size_of_priv = sizeof(struct af9015_state), \

		.num_adapters = 2,
		.adapter = {
			{
				.caps = DVB_USB_ADAP_HAS_PID_FILTER |
				DVB_USB_ADAP_PID_FILTER_CAN_BE_TURNED_OFF,

				.pid_filter_count = 32,
				.pid_filter       = af9015_pid_filter,
				.pid_filter_ctrl  = af9015_pid_filter_ctrl,

				.frontend_attach =
					af9015_af9013_frontend_attach,
				.tuner_attach    = af9015_tuner_attach,
				.stream = {
					.type = USB_BULK,
					.count = 6,
					.endpoint = 0x84,
				},
			},
			{
				.frontend_attach =
					af9015_af9013_frontend_attach,
				.tuner_attach    = af9015_tuner_attach,
				.stream = {
					.type = USB_BULK,
					.count = 6,
					.endpoint = 0x85,
				},
			}
		},

		.identify_state = af9015_identify_state,

		.rc_query         = af9015_rc_query,
		.rc_interval      = 150,

		.i2c_algo = &af9015_i2c_algo,

		.num_device_descs = 6,
		.devices = {
			{
				.name = "Xtensions XD-380",
				.cold_ids = {&af9015_usb_table[10], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "MSI DIGIVOX Duo",
				.cold_ids = {&af9015_usb_table[11], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "Fujitsu-Siemens Slim Mobile USB DVB-T",
				.cold_ids = {&af9015_usb_table[12], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "Telestar Starstick 2",
				.cold_ids = {&af9015_usb_table[13], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "AVerMedia A309",
				.cold_ids = {&af9015_usb_table[14], NULL},
				.warm_ids = {NULL},
			},
			{
				.name = "MSI Digi VOX mini III",
				.cold_ids = {&af9015_usb_table[15], NULL},
				.warm_ids = {NULL},
			},
		}
	}
};

static int af9015_usb_probe(struct usb_interface *intf,
			    const struct usb_device_id *id)
{
	int ret = 0;
	struct dvb_usb_device *d = NULL;
	struct usb_device *udev = interface_to_usbdev(intf);
	u8 i;

	deb_info("%s: interface:%d\n", __func__,
		intf->cur_altsetting->desc.bInterfaceNumber);

	/* interface 0 is used by DVB-T receiver and
	   interface 1 is for remote controller (HID) */
	if (intf->cur_altsetting->desc.bInterfaceNumber == 0) {
		ret = af9015_read_config(udev);
		if (ret)
			return ret;

		for (i = 0; i < af9015_properties_count; i++) {
			ret = dvb_usb_device_init(intf, &af9015_properties[i],
				THIS_MODULE, &d, adapter_nr);
			if (!ret)
				break;
			if (ret != -ENODEV)
				return ret;
		}
		if (ret)
			return ret;

		if (d)
			ret = af9015_init(d);
	}

	return ret;
}

void af9015_i2c_exit(struct dvb_usb_device *d)
{
	struct af9015_state *state = d->priv;
	deb_info("%s: \n", __func__);

	/* remove 2nd I2C adapter */
	if (d->state & DVB_USB_STATE_I2C)
		i2c_del_adapter(&state->i2c_adap);
}

static void af9015_usb_device_exit(struct usb_interface *intf)
{
	struct dvb_usb_device *d = usb_get_intfdata(intf);
	deb_info("%s: \n", __func__);

	/* remove 2nd I2C adapter */
	if (d != NULL && d->desc != NULL)
		af9015_i2c_exit(d);

	dvb_usb_device_exit(intf);
}

/* usb specific object needed to register this driver with the usb subsystem */
static struct usb_driver af9015_usb_driver = {
#if LINUX_VERSION_CODE <=  KERNEL_VERSION(2, 6, 15)
	.owner = THIS_MODULE,
#endif
	.name = "dvb_usb_af9015",
	.probe = af9015_usb_probe,
	.disconnect = af9015_usb_device_exit,
	.id_table = af9015_usb_table,
};

/* module stuff */
static int __init af9015_usb_module_init(void)
{
	int ret;
	ret = usb_register(&af9015_usb_driver);
	if (ret)
		err("module init failed:%d", ret);

	return ret;
}

static void __exit af9015_usb_module_exit(void)
{
	/* deregister this driver from the USB subsystem */
	usb_deregister(&af9015_usb_driver);
}

module_init(af9015_usb_module_init);
module_exit(af9015_usb_module_exit);

MODULE_AUTHOR("Antti Palosaari <[e-mail]>");
MODULE_DESCRIPTION("Driver for Afatech AF9015 DVB-T");
MODULE_LICENSE("GPL");