+static u32 functionality(struct i2c_adapter *adapter)
+{
+ return I2C_FUNC_I2C;
+}
+
+
+
+static int alps_tdmb7_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+ u8 data[4];
+ struct i2c_msg msg = {.addr=0x61, .flags=0, .buf=data, .len=sizeof(data) };
+ u32 div;
+
+ div = (params->frequency + 36166667) / 166667;
+
+ data[0] = (div >> 8) & 0x7f;
+ data[1] = div & 0xff;
+ data[2] = ((div >> 10) & 0x60) | 0x85;
+ data[3] = params->frequency < 592000000 ? 0x40 : 0x80;
+
+ if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1) return -EIO;
+ return 0;
+}
+
+struct cx22700_config alps_tdmb7_config = {
+ .demod_address = 0x43,
+ .pll_set = alps_tdmb7_pll_set,
+};
+
+
+
+
+
+static int philips_tdm1316l_pll_init(struct dvb_frontend* fe)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+ static u8 td1316_init[] = { 0x0b, 0xf5, 0x85, 0xab };
+ static u8 disable_mc44BC374c[] = { 0x1d, 0x74, 0xa0, 0x68 };
+ struct i2c_msg tuner_msg = { .addr=0x60, .flags=0, .buf=td1316_init, .len=sizeof(td1316_init) };
+
+ // setup PLL configuration
+ if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) return -EIO;
+ msleep(1);
+
+ // disable the mc44BC374c (do not check for errors)
+ tuner_msg.addr = 0x65;
+ tuner_msg.buf = disable_mc44BC374c;
+ tuner_msg.len = sizeof(disable_mc44BC374c);
+ if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1) {
+ i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1);
+ }
+
+ return 0;
+}
+
+static int philips_tdm1316l_pll_set(struct dvb_frontend* fe, struct dvb_frontend_parameters* params)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+ u8 tuner_buf[4];
+ struct i2c_msg tuner_msg = {.addr=0x60, .flags=0, .buf=tuner_buf, .len=sizeof(tuner_buf) };
+ int tuner_frequency = 0;
+ u8 band, cp, filter;
+
+ // determine charge pump
+ tuner_frequency = params->frequency + 36130000;
+ if (tuner_frequency < 87000000) return -EINVAL;
+ else if (tuner_frequency < 130000000) cp = 3;
+ else if (tuner_frequency < 160000000) cp = 5;
+ else if (tuner_frequency < 200000000) cp = 6;
+ else if (tuner_frequency < 290000000) cp = 3;
+ else if (tuner_frequency < 420000000) cp = 5;
+ else if (tuner_frequency < 480000000) cp = 6;
+ else if (tuner_frequency < 620000000) cp = 3;
+ else if (tuner_frequency < 830000000) cp = 5;
+ else if (tuner_frequency < 895000000) cp = 7;
+ else return -EINVAL;
+
+ // determine band
+ if (params->frequency < 49000000) return -EINVAL;
+ else if (params->frequency < 159000000) band = 1;
+ else if (params->frequency < 444000000) band = 2;
+ else if (params->frequency < 861000000) band = 4;
+ else return -EINVAL;
+
+ // setup PLL filter
+ switch (params->u.ofdm.bandwidth) {
+ case BANDWIDTH_6_MHZ:
+ tda1004x_write_byte(fe, 0x0C, 0);
+ filter = 0;
+ break;
+
+ case BANDWIDTH_7_MHZ:
+ tda1004x_write_byte(fe, 0x0C, 0);
+ filter = 0;
+ break;
+
+ case BANDWIDTH_8_MHZ:
+ tda1004x_write_byte(fe, 0x0C, 0xFF);
+ filter = 1;
+ break;
+
+ default:
+ return -EINVAL;
+ }
+
+ // calculate divisor
+ // ((36130000+((1000000/6)/2)) + Finput)/(1000000/6)
+ tuner_frequency = (((params->frequency / 1000) * 6) + 217280) / 1000;
+
+ // setup tuner buffer
+ tuner_buf[0] = tuner_frequency >> 8;
+ tuner_buf[1] = tuner_frequency & 0xff;
+ tuner_buf[2] = 0xca;
+ tuner_buf[3] = (cp << 5) | (filter << 3) | band;
+
+ if (i2c_transfer(&ttusb->i2c_adap, &tuner_msg, 1) != 1)
+ return -EIO;
+
+ msleep(1);
+ return 0;
+}
+
+static int philips_tdm1316l_request_firmware(struct dvb_frontend* fe, const struct firmware **fw, char* name)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+
+ return request_firmware(fw, name, &ttusb->dev->dev);
+}
+
+static struct tda1004x_config philips_tdm1316l_config = {
+
+ .demod_address = 0x8,
+ .invert = 1,
+ .invert_oclk = 0,
+ .pll_init = philips_tdm1316l_pll_init,
+ .pll_set = philips_tdm1316l_pll_set,
+ .request_firmware = philips_tdm1316l_request_firmware,
+};
+
+
+static u8 alps_bsru6_inittab[] = {
+ 0x01, 0x15,
+ 0x02, 0x00,
+ 0x03, 0x00,
+ 0x04, 0x7d, /* F22FR = 0x7d, F22 = f_VCO / 128 / 0x7d = 22 kHz */
+ 0x05, 0x35, /* I2CT = 0, SCLT = 1, SDAT = 1 */
+ 0x06, 0x40, /* DAC not used, set to high impendance mode */
+ 0x07, 0x00, /* DAC LSB */
+ 0x08, 0x40, /* DiSEqC off, LNB power on OP2/LOCK pin on */
+ 0x09, 0x00, /* FIFO */
+ 0x0c, 0x51, /* OP1 ctl = Normal, OP1 val = 1 (LNB Power ON) */
+ 0x0d, 0x82, /* DC offset compensation = ON, beta_agc1 = 2 */
+ 0x0e, 0x23, /* alpha_tmg = 2, beta_tmg = 3 */
+ 0x10, 0x3f, // AGC2 0x3d
+ 0x11, 0x84,
+ 0x12, 0xb5, // Lock detect: -64 Carrier freq detect:on
+ 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, 0x52,
+ 0xff, 0xff
+};
+
+static int alps_bsru6_set_symbol_rate(struct dvb_frontend *fe, u32 srate, u32 ratio)
+{
+ u8 aclk = 0;
+ u8 bclk = 0;
+
+ if (srate < 1500000) {
+ aclk = 0xb7;
+ bclk = 0x47;
+ } else if (srate < 3000000) {
+ aclk = 0xb7;
+ bclk = 0x4b;
+ } else if (srate < 7000000) {
+ aclk = 0xb7;
+ bclk = 0x4f;
+ } else if (srate < 14000000) {
+ aclk = 0xb7;
+ bclk = 0x53;
+ } else if (srate < 30000000) {
+ aclk = 0xb6;
+ bclk = 0x53;
+ } else if (srate < 45000000) {
+ aclk = 0xb4;
+ bclk = 0x51;
+ }
+
+ stv0299_writereg(fe, 0x13, aclk);
+ stv0299_writereg(fe, 0x14, bclk);
+ stv0299_writereg(fe, 0x1f, (ratio >> 16) & 0xff);
+ stv0299_writereg(fe, 0x20, (ratio >> 8) & 0xff);
+ stv0299_writereg(fe, 0x21, (ratio) & 0xf0);
+
+ return 0;
+}
+
+static int alps_bsru6_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+ u8 buf[4];
+ u32 div;
+ struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
+
+ if ((params->frequency < 950000) || (params->frequency > 2150000))
+ return -EINVAL;
+
+ div = (params->frequency + (125 - 1)) / 125; // round correctly
+ buf[0] = (div >> 8) & 0x7f;
+ buf[1] = div & 0xff;
+ buf[2] = 0x80 | ((div & 0x18000) >> 10) | 4;
+ buf[3] = 0xC4;
+
+ if (params->frequency > 1530000)
+ buf[3] = 0xc0;
+
+ if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1)
+ return -EIO;
+
+ return 0;
+}
+
+static struct stv0299_config alps_bsru6_config = {
+
+ .demod_address = 0x68,
+ .inittab = alps_bsru6_inittab,
+ .mclk = 88000000UL,
+ .invert = 1,
+ .enhanced_tuning = 0,
+ .skip_reinit = 0,
+ .lock_output = STV0229_LOCKOUTPUT_1,
+ .volt13_op0_op1 = STV0299_VOLT13_OP1,
+ .min_delay_ms = 100,
+ .set_symbol_rate = alps_bsru6_set_symbol_rate,
+ .pll_set = alps_bsru6_pll_set,
+};
+
+static int ttusb_novas_grundig_29504_491_pll_set(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+{
+ struct ttusb* ttusb = (struct ttusb*) fe->dvb->priv;
+ u8 buf[4];
+ u32 div;
+ struct i2c_msg msg = {.addr = 0x61,.flags = 0,.buf = buf,.len = sizeof(buf) };
+
+ div = params->frequency / 125;
+
+ buf[0] = (div >> 8) & 0x7f;
+ buf[1] = div & 0xff;
+ buf[2] = 0x8e;
+ buf[3] = 0x00;
+
+ if (i2c_transfer(&ttusb->i2c_adap, &msg, 1) != 1)
+ return -EIO;
+
+ return 0;
+}
+
+static struct tda8083_config ttusb_novas_grundig_29504_491_config = {
+
+ .demod_address = 0x68,
+ .pll_set = ttusb_novas_grundig_29504_491_pll_set,
+};
+
+
+
+static void frontend_init(struct ttusb* ttusb)
+{
+ switch(le16_to_cpu(ttusb->dev->descriptor.idProduct)) {
+ case 0x1003: // Hauppauge/TT Nova-USB-S budget (stv0299/ALPS BSRU6(tsa5059)
+ // try the ALPS BSRU6 first
+ ttusb->fe = stv0299_attach(&alps_bsru6_config, &ttusb->i2c_adap);
+ if (ttusb->fe != NULL) {
+ ttusb->fe->ops->set_voltage = ttusb_set_voltage;
+ break;
+ }
+
+ // Grundig 29504-491
+ ttusb->fe = tda8083_attach(&ttusb_novas_grundig_29504_491_config, &ttusb->i2c_adap);
+ if (ttusb->fe != NULL) {
+ ttusb->fe->ops->set_voltage = ttusb_set_voltage;
+ break;
+ }
+
+ break;
+
+ case 0x1005: // Hauppauge/TT Nova-USB-t budget (tda10046/Philips td1316(tda6651tt) OR cx22700/ALPS TDMB7(??))
+ // try the ALPS TDMB7 first
+ ttusb->fe = cx22700_attach(&alps_tdmb7_config, &ttusb->i2c_adap);
+ if (ttusb->fe != NULL)
+ break;
+
+ // Philips td1316
+ ttusb->fe = tda10046_attach(&philips_tdm1316l_config, &ttusb->i2c_adap);
+ if (ttusb->fe != NULL)
+ break;
+ break;
+ }
+
+ if (ttusb->fe == NULL) {
+ printk("dvb-ttusb-budget: A frontend driver was not found for device %04x/%04x\n",
+ le16_to_cpu(ttusb->dev->descriptor.idVendor),
+ le16_to_cpu(ttusb->dev->descriptor.idProduct));
+ } else {
+ if (dvb_register_frontend(ttusb->adapter, ttusb->fe)) {
+ printk("dvb-ttusb-budget: Frontend registration failed!\n");
+ if (ttusb->fe->ops->release)
+ ttusb->fe->ops->release(ttusb->fe);
+ ttusb->fe = NULL;
+ }
+ }
+}
+
+
+
+static struct i2c_algorithm ttusb_dec_algo = {
+ .name = "ttusb dec i2c algorithm",
+ .id = I2C_ALGO_BIT,
+ .master_xfer = master_xfer,
+ .functionality = functionality,
+};
+