diff options
Diffstat (limited to 'drivers/media/common/tuners/tda827x.c')
| -rw-r--r-- | drivers/media/common/tuners/tda827x.c | 54 |
1 files changed, 45 insertions, 9 deletions
diff --git a/drivers/media/common/tuners/tda827x.c b/drivers/media/common/tuners/tda827x.c index 8cd55a83b38..36a7bc7585a 100644 --- a/drivers/media/common/tuners/tda827x.c +++ b/drivers/media/common/tuners/tda827x.c @@ -351,7 +351,7 @@ struct tda827xa_data { u8 gc3; }; -static const struct tda827xa_data tda827xa_dvbt[] = { +static struct tda827xa_data tda827xa_dvbt[] = { { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 1}, { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, { .lomax = 81250000, .svco = 1, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 1}, @@ -381,6 +381,36 @@ static const struct tda827xa_data tda827xa_dvbt[] = { { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} }; +static struct tda827xa_data tda827xa_dvbc[] = { + { .lomax = 50125000, .svco = 2, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, + { .lomax = 58500000, .svco = 3, .spd = 4, .scr = 2, .sbs = 0, .gc3 = 3}, + { .lomax = 69250000, .svco = 0, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, + { .lomax = 83625000, .svco = 1, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, + { .lomax = 97500000, .svco = 2, .spd = 3, .scr = 2, .sbs = 0, .gc3 = 3}, + { .lomax = 100250000, .svco = 2, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, + { .lomax = 117000000, .svco = 3, .spd = 3, .scr = 2, .sbs = 1, .gc3 = 1}, + { .lomax = 138500000, .svco = 0, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, + { .lomax = 167250000, .svco = 1, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, + { .lomax = 187000000, .svco = 2, .spd = 2, .scr = 2, .sbs = 1, .gc3 = 1}, + { .lomax = 200500000, .svco = 2, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 1}, + { .lomax = 234000000, .svco = 3, .spd = 2, .scr = 2, .sbs = 2, .gc3 = 3}, + { .lomax = 277000000, .svco = 0, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 3}, + { .lomax = 325000000, .svco = 1, .spd = 1, .scr = 2, .sbs = 2, .gc3 = 1}, + { .lomax = 334500000, .svco = 1, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, + { .lomax = 401000000, .svco = 2, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 3}, + { .lomax = 468000000, .svco = 3, .spd = 1, .scr = 2, .sbs = 3, .gc3 = 1}, + { .lomax = 535000000, .svco = 0, .spd = 0, .scr = 1, .sbs = 3, .gc3 = 1}, + { .lomax = 554000000, .svco = 0, .spd = 0, .scr = 2, .sbs = 3, .gc3 = 1}, + { .lomax = 638000000, .svco = 1, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, + { .lomax = 669000000, .svco = 1, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, + { .lomax = 720000000, .svco = 2, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, + { .lomax = 802000000, .svco = 2, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, + { .lomax = 835000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, + { .lomax = 885000000, .svco = 3, .spd = 0, .scr = 1, .sbs = 4, .gc3 = 1}, + { .lomax = 911000000, .svco = 3, .spd = 0, .scr = 2, .sbs = 4, .gc3 = 1}, + { .lomax = 0, .svco = 0, .spd = 0, .scr = 0, .sbs = 0, .gc3 = 0} +}; + static struct tda827xa_data tda827xa_analog[] = { { .lomax = 56875000, .svco = 3, .spd = 4, .scr = 0, .sbs = 0, .gc3 = 3}, { .lomax = 67250000, .svco = 0, .spd = 3, .scr = 0, .sbs = 0, .gc3 = 3}, @@ -484,6 +514,7 @@ static int tda827xa_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params) { struct tda827x_priv *priv = fe->tuner_priv; + struct tda827xa_data *frequency_map = tda827xa_dvbt; u8 buf[11]; struct i2c_msg msg = { .addr = priv->i2c_addr, .flags = 0, @@ -510,22 +541,27 @@ static int tda827xa_set_params(struct dvb_frontend *fe, } tuner_freq = params->frequency + if_freq; + if (fe->ops.info.type == FE_QAM) { + dprintk("%s select tda827xa_dvbc\n", __func__); + frequency_map = tda827xa_dvbc; + } + i = 0; - while (tda827xa_dvbt[i].lomax < tuner_freq) { - if(tda827xa_dvbt[i + 1].lomax == 0) + while (frequency_map[i].lomax < tuner_freq) { + if (frequency_map[i + 1].lomax == 0) break; i++; } - N = ((tuner_freq + 31250) / 62500) << tda827xa_dvbt[i].spd; + N = ((tuner_freq + 31250) / 62500) << frequency_map[i].spd; buf[0] = 0; // subaddress buf[1] = N >> 8; buf[2] = N & 0xff; buf[3] = 0; buf[4] = 0x16; - buf[5] = (tda827xa_dvbt[i].spd << 5) + (tda827xa_dvbt[i].svco << 3) + - tda827xa_dvbt[i].sbs; - buf[6] = 0x4b + (tda827xa_dvbt[i].gc3 << 4); + buf[5] = (frequency_map[i].spd << 5) + (frequency_map[i].svco << 3) + + frequency_map[i].sbs; + buf[6] = 0x4b + (frequency_map[i].gc3 << 4); buf[7] = 0x1c; buf[8] = 0x06; buf[9] = 0x24; @@ -584,7 +620,7 @@ static int tda827xa_set_params(struct dvb_frontend *fe, /* correct CP value */ buf[0] = 0x30; - buf[1] = 0x10 + tda827xa_dvbt[i].scr; + buf[1] = 0x10 + frequency_map[i].scr; rc = tuner_transfer(fe, &msg, 1); if (rc < 0) goto err; @@ -599,7 +635,7 @@ static int tda827xa_set_params(struct dvb_frontend *fe, msleep(3); /* freeze AGC1 */ buf[0] = 0x50; - buf[1] = 0x4f + (tda827xa_dvbt[i].gc3 << 4); + buf[1] = 0x4f + (frequency_map[i].gc3 << 4); rc = tuner_transfer(fe, &msg, 1); if (rc < 0) goto err; |