budget.c

linux-2.6.15.6

	0x12, 0xb9,
	0x15, 0xc9,  // lock detector threshold
	0x16, 0x00,
	0x17, 0x00,
	0x18, 0x00,
	0x19, 0x00,
	0x1a, 0x00,
	0x1f, 0x50,
	0x20, 0x00,
	0x21, 0x00,
	0x22, 0x00,
	0x23, 0x00,
	0x28, 0x00, // out imp: normal out type: parallel FEC mode:0
	0x29, 0x1e, // 1/2 threshold
	0x2a, 0x14, // 2/3 threshold
	0x2b, 0x0f, // 3/4 threshold
	0x2c, 0x09, // 5/6 threshold
	0x2d, 0x05, // 7/8 threshold
	0x2e, 0x01,
	0x31, 0x1f, // test all FECs
	0x32, 0x19, // viterbi and synchro search
	0x33, 0xfc, // rs control
	0x34, 0x93, // error control
	0x0f, 0x92, // 0x80 = inverse AGC
	0xff, 0xff
};

static int alps_bsbe1_pll_set(struct dvb_frontend* fe, struct i2c_adapter *i2c, struct dvb_frontend_parameters* params)
{
	int ret;
	u8 data[4];
	u32 div;
	struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };

	if ((params->frequency < 950000) || (params->frequency > 2150000))
		return -EINVAL;

	div = (params->frequency + (125 - 1)) / 125; // round correctly
	data[0] = (div >> 8) & 0x7f;
	data[1] = div & 0xff;
	data[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
	data[3] = (params->frequency > 1530000) ? 0xE0 : 0xE4;

	ret = i2c_transfer(i2c, &msg, 1);
	return (ret != 1) ? -EIO : 0;
}

static struct stv0299_config alps_bsbe1_config = {
	.demod_address = 0x68,
	.inittab = alps_bsbe1_inittab,
	.mclk = 88000000UL,
	.invert = 1,
	.skip_reinit = 0,
	.min_delay_ms = 100,
	.set_symbol_rate = alps_bsru6_set_symbol_rate,
	.pll_set = alps_bsbe1_pll_set,
};

static int alps_tdbe2_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
{
	struct budget* budget = (struct budget*) fe->dvb->priv;
	u32 div;
	u8 data[4];
	struct i2c_msg msg = { .addr = 0x62, .flags = 0, .buf = data, .len = sizeof(data) };

	div = (params->frequency + 35937500 + 31250) / 62500;

	data[0] = (div >> 8) & 0x7f;
	data[1] = div & 0xff;
	data[2] = 0x85 | ((div >> 10) & 0x60);
	data[3] = (params->frequency < 174000000 ? 0x88 : params->frequency < 470000000 ? 0x84 : 0x81);

	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
	return 0;
}

static struct ves1820_config alps_tdbe2_config = {
	.demod_address = 0x09,
	.xin = 57840000UL,
	.invert = 1,
	.selagc = VES1820_SELAGC_SIGNAMPERR,
	.pll_set = alps_tdbe2_pll_set,
};

static int grundig_29504_401_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
{
	struct budget* budget = (struct budget*) fe->dvb->priv;
	u32 div;
	u8 cfg, cpump, band_select;
	u8 data[4];
	struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };

	div = (36125000 + params->frequency) / 166666;

	cfg = 0x88;

	if (params->frequency < 175000000) cpump = 2;
	else if (params->frequency < 390000000) cpump = 1;
	else if (params->frequency < 470000000) cpump = 2;
	else if (params->frequency < 750000000) cpump = 1;
	else cpump = 3;

	if (params->frequency < 175000000) band_select = 0x0e;
	else if (params->frequency < 470000000) band_select = 0x05;
	else band_select = 0x03;

	data[0] = (div >> 8) & 0x7f;
	data[1] = div & 0xff;
	data[2] = ((div >> 10) & 0x60) | cfg;
	data[3] = (cpump << 6) | band_select;

	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
	return 0;
}

static struct l64781_config grundig_29504_401_config = {
	.demod_address = 0x55,
	.pll_set = grundig_29504_401_pll_set,
};

static int grundig_29504_451_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
{
	struct budget* budget = (struct budget*) fe->dvb->priv;
	u32 div;
	u8 data[4];
	struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };

	div = params->frequency / 125;
	data[0] = (div >> 8) & 0x7f;
	data[1] = div & 0xff;
	data[2] = 0x8e;
	data[3] = 0x00;

	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;
	return 0;
}

static struct tda8083_config grundig_29504_451_config = {
	.demod_address = 0x68,
	.pll_set = grundig_29504_451_pll_set,
};

static int s5h1420_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params, u32* freqout)
{
	struct budget* budget = (struct budget*) fe->dvb->priv;
	u32 div;
	u8 data[4];
	struct i2c_msg msg = { .addr = 0x61, .flags = 0, .buf = data, .len = sizeof(data) };

	div = params->frequency / 1000;
	data[0] = (div >> 8) & 0x7f;
	data[1] = div & 0xff;
	data[2] = 0xc2;

	if (div < 1450)
		data[3] = 0x00;
	else if (div < 1850)
		data[3] = 0x40;
	else if (div < 2000)
		data[3] = 0x80;
	else
		data[3] = 0xc0;

	if (i2c_transfer (&budget->i2c_adap, &msg, 1) != 1) return -EIO;

	*freqout = div * 1000;
	return 0;
}

static struct s5h1420_config s5h1420_config = {
	.demod_address = 0x53,
	.invert = 1,
	.pll_set = s5h1420_pll_set,
};

static u8 read_pwm(struct budget* budget)
{
	u8 b = 0xff;
	u8 pwm;
	struct i2c_msg msg[] = { { .addr = 0x50,.flags = 0,.buf = &b,.len = 1 },
				 { .addr = 0x50,.flags = I2C_M_RD,.buf = &pwm,.len = 1} };

	if ((i2c_transfer(&budget->i2c_adap, msg, 2) != 2) || (pwm == 0xff))
		pwm = 0x48;

	return pwm;
}

static void frontend_init(struct budget *budget)
{
	switch(budget->dev->pci->subsystem_device) {
	case 0x1017:
		// try the ALPS BSBE1 now
		budget->dvb_frontend = stv0299_attach(&alps_bsbe1_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->set_voltage = lnbp21_set_voltage;
			budget->dvb_frontend->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
			if (lnbp21_init(budget)) {
				printk("%s: No LNBP21 found!\n", __FUNCTION__);
				goto error_out;
			}
		}

		break;
	case 0x1003: // Hauppauge/TT Nova budget (stv0299/ALPS BSRU6(tsa5059) OR ves1893/ALPS BSRV2(sp5659))
	case 0x1013:
		// try the ALPS BSRV2 first of all
		budget->dvb_frontend = ves1x93_attach(&alps_bsrv2_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_diseqc_send_master_cmd;
			budget->dvb_frontend->ops->diseqc_send_burst = budget_diseqc_send_burst;
			budget->dvb_frontend->ops->set_tone = budget_set_tone;
			break;
		}

		// try the ALPS BSRU6 now
		budget->dvb_frontend = stv0299_attach(&alps_bsru6_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->diseqc_send_master_cmd = budget_diseqc_send_master_cmd;
			budget->dvb_frontend->ops->diseqc_send_burst = budget_diseqc_send_burst;
			budget->dvb_frontend->ops->set_tone = budget_set_tone;
			break;
		}
		break;

	case 0x1004: // Hauppauge/TT DVB-C budget (ves1820/ALPS TDBE2(sp5659))

		budget->dvb_frontend = ves1820_attach(&alps_tdbe2_config, &budget->i2c_adap, read_pwm(budget));
		if (budget->dvb_frontend) break;
		break;

	case 0x1005: // Hauppauge/TT Nova-T budget (L64781/Grundig 29504-401(tsa5060))

		budget->dvb_frontend = l64781_attach(&grundig_29504_401_config, &budget->i2c_adap);
		if (budget->dvb_frontend) break;
		break;

	case 0x4f60: // Fujitsu Siemens Activy Budget-S PCI rev AL (stv0299/ALPS BSRU6(tsa5059))
		budget->dvb_frontend = stv0299_attach(&alps_bsru6_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->set_voltage = siemens_budget_set_voltage;
			break;
		}
		break;

	case 0x4f61: // Fujitsu Siemens Activy Budget-S PCI rev GR (tda8083/Grundig 29504-451(tsa5522))
		budget->dvb_frontend = tda8083_attach(&grundig_29504_451_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->set_voltage = siemens_budget_set_voltage;
			break;
		}
		break;

	case 0x1016: // Hauppauge/TT Nova-S SE (samsung s5h1420/????(tda8260))
		budget->dvb_frontend = s5h1420_attach(&s5h1420_config, &budget->i2c_adap);
		if (budget->dvb_frontend) {
			budget->dvb_frontend->ops->set_voltage = lnbp21_set_voltage;
			budget->dvb_frontend->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage;
			if (lnbp21_init(budget)) {
				printk("%s: No LNBP21 found!\n", __FUNCTION__);
				goto error_out;
			}
			break;
		}
	}

	if (budget->dvb_frontend == NULL) {
		printk("budget: A frontend driver was not found for device %04x/%04x subsystem %04x/%04x\n",
		       budget->dev->pci->vendor,
		       budget->dev->pci->device,
		       budget->dev->pci->subsystem_vendor,
		       budget->dev->pci->subsystem_device);
	} else {
		if (dvb_register_frontend(&budget->dvb_adapter, budget->dvb_frontend))
			goto error_out;
	}
	return;

error_out:
	printk("budget: Frontend registration failed!\n");
	if (budget->dvb_frontend->ops->release)
		budget->dvb_frontend->ops->release(budget->dvb_frontend);
	budget->dvb_frontend = NULL;
	return;
}

static int budget_attach (struct saa7146_dev* dev, struct saa7146_pci_extension_data *info)
{
	struct budget *budget = NULL;
	int err;

	budget = kmalloc(sizeof(struct budget), GFP_KERNEL);
	if( NULL == budget ) {
		return -ENOMEM;
	}

	dprintk(2, "dev:%p, info:%p, budget:%p\n", dev, info, budget);

	dev->ext_priv = budget;

	if ((err = ttpci_budget_init (budget, dev, info, THIS_MODULE))) {
		printk("==> failed\n");
		kfree (budget);
		return err;
	}

	budget->dvb_adapter.priv = budget;
	frontend_init(budget);

	return 0;
}

static int budget_detach (struct saa7146_dev* dev)
{
	struct budget *budget = (struct budget*) dev->ext_priv;
	int err;

	if (budget->dvb_frontend) dvb_unregister_frontend(budget->dvb_frontend);

	err = ttpci_budget_deinit (budget);

	kfree (budget);
	dev->ext_priv = NULL;

	return err;
}

static struct saa7146_extension budget_extension;

MAKE_BUDGET_INFO(ttbs2, "TT-Budget/WinTV-NOVA-S PCI (rev AL/alps bsbe1 lnbp21 frontend)", BUDGET_TT);
MAKE_BUDGET_INFO(ttbs,	"TT-Budget/WinTV-NOVA-S  PCI",	BUDGET_TT);
MAKE_BUDGET_INFO(ttbc,	"TT-Budget/WinTV-NOVA-C  PCI",	BUDGET_TT);
MAKE_BUDGET_INFO(ttbt,	"TT-Budget/WinTV-NOVA-T  PCI",	BUDGET_TT);
MAKE_BUDGET_INFO(satel,	"SATELCO Multimedia PCI",	BUDGET_TT_HW_DISEQC);
MAKE_BUDGET_INFO(fsacs0, "Fujitsu Siemens Activy Budget-S PCI (rev GR/grundig frontend)", BUDGET_FS_ACTIVY);
MAKE_BUDGET_INFO(fsacs1, "Fujitsu Siemens Activy Budget-S PCI (rev AL/alps frontend)", BUDGET_FS_ACTIVY);

static struct pci_device_id pci_tbl[] = {
	MAKE_EXTENSION_PCI(ttbs,  0x13c2, 0x1003),
	MAKE_EXTENSION_PCI(ttbc,  0x13c2, 0x1004),
	MAKE_EXTENSION_PCI(ttbt,  0x13c2, 0x1005),
	MAKE_EXTENSION_PCI(satel, 0x13c2, 0x1013),
	MAKE_EXTENSION_PCI(ttbs2, 0x13c2, 0x1017),
	MAKE_EXTENSION_PCI(ttbs,  0x13c2, 0x1016),
	MAKE_EXTENSION_PCI(fsacs1,0x1131, 0x4f60),
	MAKE_EXTENSION_PCI(fsacs0,0x1131, 0x4f61),
	{
		.vendor    = 0,
	}
};

MODULE_DEVICE_TABLE(pci, pci_tbl);

static struct saa7146_extension budget_extension = {
	.name		= "budget dvb\0",
	.flags		= SAA7146_I2C_SHORT_DELAY,

	.module		= THIS_MODULE,
	.pci_tbl	= pci_tbl,
	.attach		= budget_attach,
	.detach		= budget_detach,

	.irq_mask	= MASK_10,
	.irq_func	= ttpci_budget_irq10_handler,
};

static int __init budget_init(void)
{
	return saa7146_register_extension(&budget_extension);
}

static void __exit budget_exit(void)
{
	saa7146_unregister_extension(&budget_extension);
}

module_init(budget_init);
module_exit(budget_exit);

MODULE_LICENSE("GPL");
MODULE_AUTHOR("Ralph Metzler, Marcus Metzler, Michael Hunold, others");
MODULE_DESCRIPTION("driver for the SAA7146 based so-called "
		   "budget PCI DVB cards by Siemens, Technotrend, Hauppauge");