cxusb.c

trident tm5600的linux驱动

	.inv_gain = 600,
	.time_stabiliz = 10,
	.alpha_level = 0,
	.thlock = 118,
	.wbd_inv = 0,
	.wbd_ref = 3530,
	.wbd_sel = 1,
	.wbd_alpha = 5,
	.agc1_max = 65535,
	.agc1_min = 0,
	.agc2_max = 65535,
	.agc2_min = 0,
	.agc1_pt1 = 0,
	.agc1_pt2 = 40,
	.agc1_pt3 = 183,
	.agc1_slope1 = 206,
	.agc1_slope2 = 255,
	.agc2_pt1 = 72,
	.agc2_pt2 = 152,
	.agc2_slope1 = 88,
	.agc2_slope2 = 90,
	.alpha_mant = 17,
	.alpha_exp = 27,
	.beta_mant = 23,
	.beta_exp = 51,
	.perform_agc_softsplit = 0,
};

static struct dibx000_bandwidth_config dib7070_bw_config_12_mhz = {
	.internal = 60000,
	.sampling = 15000,
	.pll_prediv = 1,
	.pll_ratio = 20,
	.pll_range = 3,
	.pll_reset = 1,
	.pll_bypass = 0,
	.enable_refdiv = 0,
	.bypclk_div = 0,
	.IO_CLK_en_core = 1,
	.ADClkSrc = 1,
	.modulo = 2,
	/* refsel, sel, freq_15k */
	.sad_cfg = (3 << 14) | (1 << 12) | (524 << 0),
	.ifreq = (0 << 25) | 0,
	.timf = 20452225,
	.xtal_hz = 12000000,
};

static struct dib7000p_config cxusb_dualdig4_rev2_config = {
	.output_mode = OUTMODE_MPEG2_PAR_GATED_CLK,
	.output_mpeg2_in_188_bytes = 1,

	.agc_config_count = 1,
	.agc = &dib7070_agc_config,
	.bw  = &dib7070_bw_config_12_mhz,
	.tuner_is_baseband = 1,
	.spur_protect = 1,

	.gpio_dir = 0xfcef,
	.gpio_val = 0x0110,

	.gpio_pwm_pos = DIB7000P_GPIO_DEFAULT_PWM_POS,

	.hostbus_diversity = 1,
};

static int cxusb_dualdig4_rev2_frontend_attach(struct dvb_usb_adapter *adap)
{
	if (usb_set_interface(adap->dev->udev, 0, 1) < 0)
		err("set interface failed");

	cxusb_ctrl_msg(adap->dev, CMD_DIGITAL, NULL, 0, NULL, 0);

	cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1);

	dib7000p_i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
				 &cxusb_dualdig4_rev2_config);

	adap->fe = dvb_attach(dib7000p_attach, &adap->dev->i2c_adap, 0x80,
			      &cxusb_dualdig4_rev2_config);
	if (adap->fe == NULL)
		return -EIO;

	return 0;
}

static int dib7070_tuner_reset(struct dvb_frontend *fe, int onoff)
{
	return dib7000p_set_gpio(fe, 8, 0, !onoff);
}

static int dib7070_tuner_sleep(struct dvb_frontend *fe, int onoff)
{
	return 0;
}

static struct dib0070_config dib7070p_dib0070_config = {
	.i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
	.reset = dib7070_tuner_reset,
	.sleep = dib7070_tuner_sleep,
	.clock_khz = 12000,
};

struct dib0700_adapter_state {
	int (*set_param_save) (struct dvb_frontend *,
			       struct dvb_frontend_parameters *);
};

static int dib7070_set_param_override(struct dvb_frontend *fe,
				      struct dvb_frontend_parameters *fep)
{
	struct dvb_usb_adapter *adap = fe->dvb->priv;
	struct dib0700_adapter_state *state = adap->priv;

	u16 offset;
	u8 band = BAND_OF_FREQUENCY(fep->frequency/1000);
	switch (band) {
	case BAND_VHF: offset = 950; break;
	default:
	case BAND_UHF: offset = 550; break;
	}

	dib7000p_set_wbd_ref(fe, offset + dib0070_wbd_offset(fe));

	return state->set_param_save(fe, fep);
}

static int cxusb_dualdig4_rev2_tuner_attach(struct dvb_usb_adapter *adap)
{
	struct dib0700_adapter_state *st = adap->priv;
	struct i2c_adapter *tun_i2c =
		dib7000p_get_i2c_master(adap->fe,
					DIBX000_I2C_INTERFACE_TUNER, 1);

	if (dvb_attach(dib0070_attach, adap->fe, tun_i2c,
	    &dib7070p_dib0070_config) == NULL)
		return -ENODEV;

	st->set_param_save = adap->fe->ops.tuner_ops.set_params;
	adap->fe->ops.tuner_ops.set_params = dib7070_set_param_override;
	return 0;
}

static int cxusb_nano2_frontend_attach(struct dvb_usb_adapter *adap)
{
	if (usb_set_interface(adap->dev->udev, 0, 1) < 0)
		err("set interface failed");

	cxusb_ctrl_msg(adap->dev, CMD_DIGITAL, NULL, 0, NULL, 0);

	/* reset the tuner and demodulator */
	cxusb_bluebird_gpio_rw(adap->dev, 0x04, 0);
	cxusb_bluebird_gpio_pulse(adap->dev, 0x01, 1);
	cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1);

	if ((adap->fe = dvb_attach(zl10353_attach,
				   &cxusb_zl10353_xc3028_config,
				   &adap->dev->i2c_adap)) != NULL)
		return 0;

	if ((adap->fe = dvb_attach(mt352_attach,
				   &cxusb_mt352_xc3028_config,
				   &adap->dev->i2c_adap)) != NULL)
		return 0;

	return -EIO;
}

static struct lgs8gl5_config lgs8gl5_cfg = {
	.demod_address = 0x19,
};

static int cxusb_d680_dmb_frontend_attach(struct dvb_usb_adapter *adap)
{
	struct dvb_usb_device *d = adap->dev;
	int n;

	/* Select required USB configuration */
	if (usb_set_interface(d->udev, 0, 0) < 0)
		err("set interface failed");

	/* Unblock all USB pipes */
	usb_clear_halt(d->udev,
		usb_sndbulkpipe(d->udev, d->props.generic_bulk_ctrl_endpoint));
	usb_clear_halt(d->udev,
		usb_rcvbulkpipe(d->udev, d->props.generic_bulk_ctrl_endpoint));
	usb_clear_halt(d->udev,
		usb_rcvbulkpipe(d->udev, d->props.adapter[0].stream.endpoint));

	/* Drain USB pipes to avoid hang after reboot */
	for (n = 0;  n < 5;  n++) {
		cxusb_d680_dmb_drain_message(d);
		cxusb_d680_dmb_drain_video(d);
		msleep(200);
	}

	/* Reset the tuner */
	if (cxusb_d680_dmb_gpio_tuner(d, 0x07, 0) < 0) {
		err("clear tuner gpio failed");
		return -EIO;
	}
	msleep(100);
	if (cxusb_d680_dmb_gpio_tuner(d, 0x07, 1) < 0) {
		err("set tuner gpio failed");
		return -EIO;
	}
	msleep(100);

	/* Attach frontend */
	adap->fe = dvb_attach(lgs8gl5_attach, &lgs8gl5_cfg, &d->i2c_adap);
	if (adap->fe == NULL)
		return -EIO;

	return 0;
}

/*
 * DViCO has shipped two devices with the same USB ID, but only one of them
 * needs a firmware download.  Check the device class details to see if they
 * have non-default values to decide whether the device is actually cold or
 * not, and forget a match if it turns out we selected the wrong device.
 */
static int bluebird_fx2_identify_state(struct usb_device *udev,
				       struct dvb_usb_device_properties *props,
				       struct dvb_usb_device_description **desc,
				       int *cold)
{
	int wascold = *cold;

	*cold = udev->descriptor.bDeviceClass == 0xff &&
		udev->descriptor.bDeviceSubClass == 0xff &&
		udev->descriptor.bDeviceProtocol == 0xff;

	if (*cold && !wascold)
		*desc = NULL;

	return 0;
}

/*
 * DViCO bluebird firmware needs the "warm" product ID to be patched into the
 * firmware file before download.
 */

static const int dvico_firmware_id_offsets[] = { 6638, 3204 };
static int bluebird_patch_dvico_firmware_download(struct usb_device *udev,
						  const struct firmware *fw)
{
	int pos;

	for (pos = 0; pos < ARRAY_SIZE(dvico_firmware_id_offsets); pos++) {
		int idoff = dvico_firmware_id_offsets[pos];

		if (fw->size < idoff + 4)
			continue;

		if (fw->data[idoff] == (USB_VID_DVICO & 0xff) &&
		    fw->data[idoff + 1] == USB_VID_DVICO >> 8) {
			struct firmware new_fw;
			u8 *new_fw_data = vmalloc(fw->size);
			int ret;

			if (!new_fw_data)
				return -ENOMEM;

			memcpy(new_fw_data, fw->data, fw->size);
			new_fw.size = fw->size;
			new_fw.data = new_fw_data;

			new_fw_data[idoff + 2] =
				le16_to_cpu(udev->descriptor.idProduct) + 1;
			new_fw_data[idoff + 3] =
				le16_to_cpu(udev->descriptor.idProduct) >> 8;

			ret = usb_cypress_load_firmware(udev, &new_fw,
							CYPRESS_FX2);
			vfree(new_fw_data);
			return ret;
		}
	}

	return -EINVAL;
}

/* DVB USB Driver stuff */
static struct dvb_usb_device_properties cxusb_medion_properties;
static struct dvb_usb_device_properties cxusb_bluebird_lgh064f_properties;
static struct dvb_usb_device_properties cxusb_bluebird_dee1601_properties;
static struct dvb_usb_device_properties cxusb_bluebird_lgz201_properties;
static struct dvb_usb_device_properties cxusb_bluebird_dtt7579_properties;
static struct dvb_usb_device_properties cxusb_bluebird_dualdig4_properties;
static struct dvb_usb_device_properties cxusb_bluebird_dualdig4_rev2_properties;
static struct dvb_usb_device_properties cxusb_bluebird_nano2_properties;
static struct dvb_usb_device_properties cxusb_bluebird_nano2_needsfirmware_properties;
static struct dvb_usb_device_properties cxusb_aver_a868r_properties;
static struct dvb_usb_device_properties cxusb_d680_dmb_properties;

static int cxusb_probe(struct usb_interface *intf,
		       const struct usb_device_id *id)
{
	if (0 == dvb_usb_device_init(intf, &cxusb_medion_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgh064f_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_dee1601_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_lgz201_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_dtt7579_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_dualdig4_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_bluebird_nano2_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf,
				&cxusb_bluebird_nano2_needsfirmware_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_aver_a868r_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf,
				     &cxusb_bluebird_dualdig4_rev2_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0 == dvb_usb_device_init(intf, &cxusb_d680_dmb_properties,
				     THIS_MODULE, NULL, adapter_nr) ||
	    0)
		return 0;

	return -EINVAL;
}

static struct usb_device_id cxusb_table [] = {
	{ USB_DEVICE(USB_VID_MEDION, USB_PID_MEDION_MD95700) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_LG064F_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_LG064F_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_1_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_1_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_LGZ201_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_LGZ201_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_TH7579_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_TH7579_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DIGITALNOW_BLUEBIRD_DUAL_1_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DIGITALNOW_BLUEBIRD_DUAL_1_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_2_COLD) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_2_WARM) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_4) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DVB_T_NANO_2) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DVB_T_NANO_2_NFW_WARM) },
	{ USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_VOLAR_A868R) },
	{ USB_DEVICE(USB_VID_DVICO, USB_PID_DVICO_BLUEBIRD_DUAL_4_REV_2) },
	{ USB_DEVICE(USB_VID_CONEXANT, USB_PID_CONEXANT_D680_DMB) },
	{}		/* Terminating entry */
};
MODULE_DEVICE_TABLE (usb, cxusb_table);

static struct dvb_usb_device_properties cxusb_medion_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl = CYPRESS_FX2,

	.size_of_priv     = sizeof(struct cxusb_state),

	.num_adapters = 1,
	.adapter = {
		{
			.streaming_ctrl   = cxusb_streaming_ctrl,
			.frontend_attach  = cxusb_cx22702_frontend_attach,
			.tuner_attach     = cxusb_fmd1216me_tuner_attach,
			/* parameter for the MPEG2-data transfer */
					.stream = {
						.type = USB_BULK,
				.count = 5,
				.endpoint = 0x02,
				.u = {
					.bulk = {
						.buffersize = 8192,
					}
				}
			},

		},
	},
	.power_ctrl       = cxusb_power_ctrl,

	.i2c_algo         = &cxusb_i2c_algo,

	.generic_bulk_ctrl_endpoint = 0x01,

	.num_device_descs = 1,
	.devices = {
		{   "Medion MD95700 (MDUSBTV-HYBRID)",
			{ NULL },
			{ &cxusb_table[0], NULL },
		},
	}
};

static struct dvb_usb_device_properties cxusb_bluebird_lgh064f_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl          = DEVICE_SPECIFIC,
	.firmware          = "dvb-usb-bluebird-01.fw",
	.download_firmware = bluebird_patch_dvico_firmware_download,
	/* use usb alt setting 0 for EP4 transfer (dvb-t),
	   use usb alt setting 7 for EP2 transfer (atsc) */

	.size_of_priv     = sizeof(struct cxusb_state),

	.num_adapters = 1,
	.adapter = {
		{
			.streaming_ctrl   = cxusb_streaming_ctrl,
			.frontend_attach  = cxusb_lgdt3303_frontend_attach,
			.tuner_attach     = cxusb_lgh064f_tuner_attach,

			/* parameter for the MPEG2-data transfer */
					.stream = {
						.type = USB_BULK,
				.count = 5,
				.endpoint = 0x02,
				.u = {
					.bulk = {
						.buffersize = 8192,
					}
				}
			},
		},
	},

	.power_ctrl       = cxusb_bluebird_power_ctrl,

	.i2c_algo         = &cxusb_i2c_algo,

	.rc_interval      = 100,
	.rc_key_map       = dvico_portable_rc_keys,
	.rc_key_map_size  = ARRAY_SIZE(dvico_portable_rc_keys),
	.rc_query         = cxusb_rc_query,

	.generic_bulk_ctrl_endpoint = 0x01,

	.num_device_descs = 1,
	.devices = {
		{   "DViCO FusionHDTV5 USB Gold",
			{ &cxusb_table[1], NULL },
			{ &cxusb_table[2], NULL },
		},
	}
};

static struct dvb_usb_device_properties cxusb_bluebird_dee1601_properties = {
	.caps = DVB_USB_IS_AN_I2C_ADAPTER,

	.usb_ctrl          = DEVICE_SPECIFIC,
	.firmware          = "dvb-usb-bluebird-01.fw",
	.download_firmware = bluebird_patch_dvico_firmware_download,
	/* use usb alt setting 0 for EP4 transfer (dvb-t),
	   use usb alt setting 7 for EP2 transfer (atsc) */

	.size_of_priv     = sizeof(struct cxusb_state),

	.num_adapters = 1,
	.adapter = {
		{
			.streaming_ctrl   = cxusb_streaming_ctrl,
			.frontend_attach  = cxusb_dee1601_frontend_attach,