diff options
Diffstat (limited to 'drivers/media/common/tuners')
| -rw-r--r-- | drivers/media/common/tuners/tda8290.c | 12 | ||||
| -rw-r--r-- | drivers/media/common/tuners/tuner-types.c | 21 | ||||
| -rw-r--r-- | drivers/media/common/tuners/tuner-xc2028.c | 79 |
3 files changed, 91 insertions, 21 deletions
diff --git a/drivers/media/common/tuners/tda8290.c b/drivers/media/common/tuners/tda8290.c index c190b0dedee4..2833137fa819 100644 --- a/drivers/media/common/tuners/tda8290.c +++ b/drivers/media/common/tuners/tda8290.c @@ -144,7 +144,8 @@ static void set_audio(struct dvb_frontend *fe, } if (params->mode == V4L2_TUNER_RADIO) { - priv->tda8290_easy_mode = 0x01; /* Start with MN values */ + /* Set TDA8295 to FM radio; Start TDA8290 with MN values */ + priv->tda8290_easy_mode = (priv->ver & TDA8295) ? 0x80 : 0x01; tuner_dbg("setting to radio FM\n"); } else { tuner_dbg("setting tda829x to system %s\n", mode); @@ -672,16 +673,19 @@ static int tda8290_probe(struct tuner_i2c_props *i2c_props) static int tda8295_probe(struct tuner_i2c_props *i2c_props) { #define TDA8295_ID 0x8a +#define TDA8295C2_ID 0x8b unsigned char tda8295_id[] = { 0x2f, 0x00 }; /* detect tda8295 */ tuner_i2c_xfer_send(i2c_props, &tda8295_id[0], 1); tuner_i2c_xfer_recv(i2c_props, &tda8295_id[1], 1); - if (tda8295_id[1] == TDA8295_ID) { + if ((tda8295_id[1] & 0xfe) == TDA8295_ID) { if (debug) - printk(KERN_DEBUG "%s: tda8295 detected @ %d-%04x\n", - __func__, i2c_adapter_id(i2c_props->adap), + printk(KERN_DEBUG "%s: %s detected @ %d-%04x\n", + __func__, (tda8295_id[1] == TDA8295_ID) ? + "tda8295c1" : "tda8295c2", + i2c_adapter_id(i2c_props->adap), i2c_props->addr); return 0; } diff --git a/drivers/media/common/tuners/tuner-types.c b/drivers/media/common/tuners/tuner-types.c index 2b876f3988c1..d9aaaca620c9 100644 --- a/drivers/media/common/tuners/tuner-types.c +++ b/drivers/media/common/tuners/tuner-types.c @@ -1337,6 +1337,22 @@ static struct tuner_params tuner_philips_cu1216l_params[] = { }, }; +/* ---------------------- TUNER_SONY_BTF_PXN01Z ------------------------ */ + +static struct tuner_range tuner_sony_btf_pxn01z_ranges[] = { + { 16 * 137.25 /*MHz*/, 0x8e, 0x01, }, + { 16 * 367.25 /*MHz*/, 0x8e, 0x02, }, + { 16 * 999.99 , 0x8e, 0x04, }, +}; + +static struct tuner_params tuner_sony_btf_pxn01z_params[] = { + { + .type = TUNER_PARAM_TYPE_NTSC, + .ranges = tuner_sony_btf_pxn01z_ranges, + .count = ARRAY_SIZE(tuner_sony_btf_pxn01z_ranges), + }, +}; + /* --------------------------------------------------------------------- */ struct tunertype tuners[] = { @@ -1805,6 +1821,11 @@ struct tunertype tuners[] = { .name = "NXP TDA18271", /* see tda18271-fe.c for details */ }, + [TUNER_SONY_BTF_PXN01Z] = { + .name = "Sony BTF-Pxn01Z", + .params = tuner_sony_btf_pxn01z_params, + .count = ARRAY_SIZE(tuner_sony_btf_pxn01z_params), + }, }; EXPORT_SYMBOL(tuners); diff --git a/drivers/media/common/tuners/tuner-xc2028.c b/drivers/media/common/tuners/tuner-xc2028.c index f270e605da83..be51c294b375 100644 --- a/drivers/media/common/tuners/tuner-xc2028.c +++ b/drivers/media/common/tuners/tuner-xc2028.c @@ -917,30 +917,68 @@ static int generic_set_freq(struct dvb_frontend *fe, u32 freq /* in HZ */, * that xc2028 will be in a safe state. * Maybe this might also be needed for DTV. */ - if (new_mode == T_ANALOG_TV) + if (new_mode == T_ANALOG_TV) { rc = send_seq(priv, {0x00, 0x00}); - /* - * Digital modes require an offset to adjust to the - * proper frequency. - * Analog modes require offset = 0 - */ - if (new_mode == T_DIGITAL_TV) { - /* Sets the offset according with firmware */ + /* Analog modes require offset = 0 */ + } else { + /* + * Digital modes require an offset to adjust to the + * proper frequency. The offset depends on what + * firmware version is used. + */ + + /* + * Adjust to the center frequency. This is calculated by the + * formula: offset = 1.25MHz - BW/2 + * For DTV 7/8, the firmware uses BW = 8000, so it needs a + * further adjustment to get the frequency center on VHF + */ if (priv->cur_fw.type & DTV6) offset = 1750000; else if (priv->cur_fw.type & DTV7) offset = 2250000; else /* DTV8 or DTV78 */ offset = 2750000; + if ((priv->cur_fw.type & DTV78) && freq < 470000000) + offset -= 500000; /* - * We must adjust the offset by 500kHz when - * tuning a 7MHz VHF channel with DTV78 firmware - * (used in Australia, Italy and Germany) + * xc3028 additional "magic" + * Depending on the firmware version, it needs some adjustments + * to properly centralize the frequency. This seems to be + * needed to compensate the SCODE table adjustments made by + * newer firmwares */ - if ((priv->cur_fw.type & DTV78) && freq < 470000000) - offset -= 500000; + +#if 1 + /* + * The proper adjustment would be to do it at s-code table. + * However, this didn't work, as reported by + * Robert Lowery <rglowery@exemail.com.au> + */ + + if (priv->cur_fw.type & DTV7) + offset += 500000; + +#else + /* + * Still need tests for XC3028L (firmware 3.2 or upper) + * So, for now, let's just comment the per-firmware + * version of this change. Reports with xc3028l working + * with and without the lines bellow are welcome + */ + + if (priv->firm_version < 0x0302) { + if (priv->cur_fw.type & DTV7) + offset += 500000; + } else { + if (priv->cur_fw.type & DTV7) + offset -= 300000; + else if (type != ATSC) /* DVB @6MHz, DTV 8 and DTV 7/8 */ + offset += 200000; + } +#endif } div = (freq - offset + DIV / 2) / DIV; @@ -1097,17 +1135,24 @@ static int xc2028_set_params(struct dvb_frontend *fe, /* All S-code tables need a 200kHz shift */ if (priv->ctrl.demod) { - demod = priv->ctrl.demod + 200; + demod = priv->ctrl.demod; + + /* + * Newer firmwares require a 200 kHz offset only for ATSC + */ + if (type == ATSC || priv->firm_version < 0x0302) + demod += 200; /* * The DTV7 S-code table needs a 700 kHz shift. - * Thanks to Terry Wu <terrywu2009@gmail.com> for reporting this * * DTV7 is only used in Australia. Germany or Italy may also * use this firmware after initialization, but a tune to a UHF * channel should then cause DTV78 to be used. + * + * Unfortunately, on real-field tests, the s-code offset + * didn't work as expected, as reported by + * Robert Lowery <rglowery@exemail.com.au> */ - if (type & DTV7) - demod += 500; } return generic_set_freq(fe, p->frequency, |