/* ----------------------------------------------------------- */
/* descriptions */
+/* Set AGC TOP value to 103 dBuV:
+ 0x80 = Control Byte
+ 0x40 = 250 uA charge pump (irrelevant)
+ 0x18 = Aux Byte to follow
+ 0x06 = 64.5 kHz divider (irrelevant)
+ 0x01 = Disable Vt (aka sleep)
+
+ 0x00 = AGC Time constant 2s Iagc = 300 nA (vs 0x80 = 9 nA)
+ 0x50 = AGC Take over point = 103 dBuV */
+static u8 tua603x_agc103[] = { 2, 0x80|0x40|0x18|0x06|0x01, 0x00|0x50 };
+
struct dvb_pll_desc dvb_pll_thomson_dtt7579 = {
.name = "Thomson dtt7579",
.min = 177000000,
.max = 858000000,
- .count = 5,
+ .iffreq= 36166667,
+ .sleepdata = (u8[]){ 2, 0xb4, 0x03 },
+ .count = 4,
.entries = {
- { 0, 36166667, 166666, 0xb4, 0x03 }, /* go sleep */
- { 443250000, 36166667, 166666, 0xb4, 0x02 },
- { 542000000, 36166667, 166666, 0xb4, 0x08 },
- { 771000000, 36166667, 166666, 0xbc, 0x08 },
- { 999999999, 36166667, 166666, 0xf4, 0x08 },
+ { 443250000, 166667, 0xb4, 0x02 },
+ { 542000000, 166667, 0xb4, 0x08 },
+ { 771000000, 166667, 0xbc, 0x08 },
+ { 999999999, 166667, 0xf4, 0x08 },
},
};
EXPORT_SYMBOL(dvb_pll_thomson_dtt7579);
.name = "Thomson dtt7610",
.min = 44000000,
.max = 958000000,
+ .iffreq= 44000000,
.count = 3,
.entries = {
- { 157250000, 44000000, 62500, 0x8e, 0x39 },
- { 454000000, 44000000, 62500, 0x8e, 0x3a },
- { 999999999, 44000000, 62500, 0x8e, 0x3c },
+ { 157250000, 62500, 0x8e, 0x39 },
+ { 454000000, 62500, 0x8e, 0x3a },
+ { 999999999, 62500, 0x8e, 0x3c },
},
};
EXPORT_SYMBOL(dvb_pll_thomson_dtt7610);
.min = 177000000,
.max = 896000000,
.setbw = thomson_dtt759x_bw,
- .count = 6,
+ .iffreq= 36166667,
+ .sleepdata = (u8[]){ 2, 0x84, 0x03 },
+ .count = 5,
.entries = {
- { 0, 36166667, 166666, 0x84, 0x03 },
- { 264000000, 36166667, 166666, 0xb4, 0x02 },
- { 470000000, 36166667, 166666, 0xbc, 0x02 },
- { 735000000, 36166667, 166666, 0xbc, 0x08 },
- { 835000000, 36166667, 166666, 0xf4, 0x08 },
- { 999999999, 36166667, 166666, 0xfc, 0x08 },
+ { 264000000, 166667, 0xb4, 0x02 },
+ { 470000000, 166667, 0xbc, 0x02 },
+ { 735000000, 166667, 0xbc, 0x08 },
+ { 835000000, 166667, 0xf4, 0x08 },
+ { 999999999, 166667, 0xfc, 0x08 },
},
};
EXPORT_SYMBOL(dvb_pll_thomson_dtt759x);
.name = "LG z201",
.min = 174000000,
.max = 862000000,
- .count = 6,
+ .iffreq= 36166667,
+ .sleepdata = (u8[]){ 2, 0xbc, 0x03 },
+ .count = 5,
.entries = {
- { 0, 36166667, 166666, 0xbc, 0x03 },
- { 157500000, 36166667, 166666, 0xbc, 0x01 },
- { 443250000, 36166667, 166666, 0xbc, 0x02 },
- { 542000000, 36166667, 166666, 0xbc, 0x04 },
- { 830000000, 36166667, 166666, 0xf4, 0x04 },
- { 999999999, 36166667, 166666, 0xfc, 0x04 },
+ { 157500000, 166667, 0xbc, 0x01 },
+ { 443250000, 166667, 0xbc, 0x02 },
+ { 542000000, 166667, 0xbc, 0x04 },
+ { 830000000, 166667, 0xf4, 0x04 },
+ { 999999999, 166667, 0xfc, 0x04 },
},
};
EXPORT_SYMBOL(dvb_pll_lg_z201);
.name = "Microtune 4042 FI5",
.min = 57000000,
.max = 858000000,
+ .iffreq= 44000000,
.count = 3,
.entries = {
- { 162000000, 44000000, 62500, 0x8e, 0xa1 },
- { 457000000, 44000000, 62500, 0x8e, 0x91 },
- { 999999999, 44000000, 62500, 0x8e, 0x31 },
+ { 162000000, 62500, 0x8e, 0xa1 },
+ { 457000000, 62500, 0x8e, 0x91 },
+ { 999999999, 62500, 0x8e, 0x31 },
},
};
EXPORT_SYMBOL(dvb_pll_microtune_4042);
.name = "Thomson dtt761x",
.min = 57000000,
.max = 863000000,
+ .iffreq= 44000000,
.count = 3,
+ .initdata = tua603x_agc103,
.entries = {
- { 147000000, 44000000, 62500, 0x8e, 0x39 },
- { 417000000, 44000000, 62500, 0x8e, 0x3a },
- { 999999999, 44000000, 62500, 0x8e, 0x3c },
+ { 147000000, 62500, 0x8e, 0x39 },
+ { 417000000, 62500, 0x8e, 0x3a },
+ { 999999999, 62500, 0x8e, 0x3c },
},
};
EXPORT_SYMBOL(dvb_pll_thomson_dtt761x);
.name = "unknown 1", /* used by dntv live dvb-t */
.min = 174000000,
.max = 862000000,
+ .iffreq= 36166667,
.count = 9,
.entries = {
- { 150000000, 36166667, 166666, 0xb4, 0x01 },
- { 173000000, 36166667, 166666, 0xbc, 0x01 },
- { 250000000, 36166667, 166666, 0xb4, 0x02 },
- { 400000000, 36166667, 166666, 0xbc, 0x02 },
- { 420000000, 36166667, 166666, 0xf4, 0x02 },
- { 470000000, 36166667, 166666, 0xfc, 0x02 },
- { 600000000, 36166667, 166666, 0xbc, 0x08 },
- { 730000000, 36166667, 166666, 0xf4, 0x08 },
- { 999999999, 36166667, 166666, 0xfc, 0x08 },
+ { 150000000, 166667, 0xb4, 0x01 },
+ { 173000000, 166667, 0xbc, 0x01 },
+ { 250000000, 166667, 0xb4, 0x02 },
+ { 400000000, 166667, 0xbc, 0x02 },
+ { 420000000, 166667, 0xf4, 0x02 },
+ { 470000000, 166667, 0xfc, 0x02 },
+ { 600000000, 166667, 0xbc, 0x08 },
+ { 730000000, 166667, 0xf4, 0x08 },
+ { 999999999, 166667, 0xfc, 0x08 },
},
};
EXPORT_SYMBOL(dvb_pll_unknown_1);
.name = "Infineon TUA6010XS",
.min = 44250000,
.max = 858000000,
+ .iffreq= 36125000,
.count = 3,
.entries = {
- { 115750000, 36125000, 62500, 0x8e, 0x03 },
- { 403250000, 36125000, 62500, 0x8e, 0x06 },
- { 999999999, 36125000, 62500, 0x8e, 0x85 },
+ { 115750000, 62500, 0x8e, 0x03 },
+ { 403250000, 62500, 0x8e, 0x06 },
+ { 999999999, 62500, 0x8e, 0x85 },
},
};
EXPORT_SYMBOL(dvb_pll_tua6010xs);
.name = "Panasonic ENV57H1XD5",
.min = 44250000,
.max = 858000000,
+ .iffreq= 36125000,
.count = 4,
.entries = {
- { 153000000, 36291666, 166666, 0xc2, 0x41 },
- { 470000000, 36291666, 166666, 0xc2, 0x42 },
- { 526000000, 36291666, 166666, 0xc2, 0x84 },
- { 999999999, 36291666, 166666, 0xc2, 0xa4 },
+ { 153000000, 166667, 0xc2, 0x41 },
+ { 470000000, 166667, 0xc2, 0x42 },
+ { 526000000, 166667, 0xc2, 0x84 },
+ { 999999999, 166667, 0xc2, 0xa4 },
},
};
EXPORT_SYMBOL(dvb_pll_env57h1xd5);
.min = 44250000,
.max = 858000000,
.setbw = tda665x_bw,
+ .iffreq= 36166667,
.count = 12,
.entries = {
- { 93834000, 36249333, 166667, 0xca, 0x61 /* 011 0 0 0 01 */ },
- { 123834000, 36249333, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
- { 161000000, 36249333, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
- { 163834000, 36249333, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
- { 253834000, 36249333, 166667, 0xca, 0x62 /* 011 0 0 0 10 */ },
- { 383834000, 36249333, 166667, 0xca, 0xa2 /* 101 0 0 0 10 */ },
- { 443834000, 36249333, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
- { 444000000, 36249333, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
- { 583834000, 36249333, 166667, 0xca, 0x64 /* 011 0 0 1 00 */ },
- { 793834000, 36249333, 166667, 0xca, 0xa4 /* 101 0 0 1 00 */ },
- { 444834000, 36249333, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
- { 861000000, 36249333, 166667, 0xca, 0xe4 /* 111 0 0 1 00 */ },
+ { 93834000, 166667, 0xca, 0x61 /* 011 0 0 0 01 */ },
+ { 123834000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
+ { 161000000, 166667, 0xca, 0xa1 /* 101 0 0 0 01 */ },
+ { 163834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
+ { 253834000, 166667, 0xca, 0x62 /* 011 0 0 0 10 */ },
+ { 383834000, 166667, 0xca, 0xa2 /* 101 0 0 0 10 */ },
+ { 443834000, 166667, 0xca, 0xc2 /* 110 0 0 0 10 */ },
+ { 444000000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
+ { 583834000, 166667, 0xca, 0x64 /* 011 0 0 1 00 */ },
+ { 793834000, 166667, 0xca, 0xa4 /* 101 0 0 1 00 */ },
+ { 444834000, 166667, 0xca, 0xc4 /* 110 0 0 1 00 */ },
+ { 861000000, 166667, 0xca, 0xe4 /* 111 0 0 1 00 */ },
}
};
EXPORT_SYMBOL(dvb_pll_tda665x);
.name = "Infineon TUA6034",
.min = 44250000,
.max = 858000000,
+ .iffreq= 36166667,
.count = 3,
.setbw = tua6034_bw,
.entries = {
- { 174500000, 36166667, 62500, 0xce, 0x01 },
- { 230000000, 36166667, 62500, 0xce, 0x02 },
- { 999999999, 36166667, 62500, 0xce, 0x04 },
+ { 174500000, 62500, 0xce, 0x01 },
+ { 230000000, 62500, 0xce, 0x02 },
+ { 999999999, 62500, 0xce, 0x04 },
},
};
EXPORT_SYMBOL(dvb_pll_tua6034);
.name = "LG TDVS-H06xF",
.min = 54000000,
.max = 863000000,
+ .iffreq= 44000000,
+ .initdata = tua603x_agc103,
.count = 3,
.entries = {
- { 165000000, 44000000, 62500, 0xce, 0x01 },
- { 450000000, 44000000, 62500, 0xce, 0x02 },
- { 999999999, 44000000, 62500, 0xce, 0x04 },
+ { 165000000, 62500, 0xce, 0x01 },
+ { 450000000, 62500, 0xce, 0x02 },
+ { 999999999, 62500, 0xce, 0x04 },
},
};
EXPORT_SYMBOL(dvb_pll_lg_tdvs_h06xf);
.name = "Philips FMD1216ME",
.min = 50870000,
.max = 858000000,
+ .iffreq= 36125000,
.setbw = fmd1216me_bw,
.count = 7,
.entries = {
- { 143870000, 36213333, 166667, 0xbc, 0x41 },
- { 158870000, 36213333, 166667, 0xf4, 0x41 },
- { 329870000, 36213333, 166667, 0xbc, 0x42 },
- { 441870000, 36213333, 166667, 0xf4, 0x42 },
- { 625870000, 36213333, 166667, 0xbc, 0x44 },
- { 803870000, 36213333, 166667, 0xf4, 0x44 },
- { 999999999, 36213333, 166667, 0xfc, 0x44 },
+ { 143870000, 166667, 0xbc, 0x41 },
+ { 158870000, 166667, 0xf4, 0x41 },
+ { 329870000, 166667, 0xbc, 0x42 },
+ { 441870000, 166667, 0xf4, 0x42 },
+ { 625870000, 166667, 0xbc, 0x44 },
+ { 803870000, 166667, 0xf4, 0x44 },
+ { 999999999, 166667, 0xfc, 0x44 },
}
};
EXPORT_SYMBOL(dvb_pll_fmd1216me);
.name = "ALPS TDED4",
.min = 47000000,
.max = 863000000,
+ .iffreq= 36166667,
.setbw = tded4_bw,
.count = 4,
.entries = {
- { 153000000, 36166667, 166667, 0x85, 0x01 },
- { 470000000, 36166667, 166667, 0x85, 0x02 },
- { 823000000, 36166667, 166667, 0x85, 0x08 },
- { 999999999, 36166667, 166667, 0x85, 0x88 },
+ { 153000000, 166667, 0x85, 0x01 },
+ { 470000000, 166667, 0x85, 0x02 },
+ { 823000000, 166667, 0x85, 0x08 },
+ { 999999999, 166667, 0x85, 0x88 },
}
};
EXPORT_SYMBOL(dvb_pll_tded4);
.name = "ALPS TDHU2",
.min = 54000000,
.max = 864000000,
+ .iffreq= 44000000,
.count = 4,
.entries = {
- { 162000000, 44000000, 62500, 0x85, 0x01 },
- { 426000000, 44000000, 62500, 0x85, 0x02 },
- { 782000000, 44000000, 62500, 0x85, 0x08 },
- { 999999999, 44000000, 62500, 0x85, 0x88 },
+ { 162000000, 62500, 0x85, 0x01 },
+ { 426000000, 62500, 0x85, 0x02 },
+ { 782000000, 62500, 0x85, 0x08 },
+ { 999999999, 62500, 0x85, 0x88 },
}
};
EXPORT_SYMBOL(dvb_pll_tdhu2);
.name = "Philips TUV1236D",
.min = 54000000,
.max = 864000000,
+ .iffreq= 44000000,
.count = 3,
.entries = {
- { 157250000, 44000000, 62500, 0xc6, 0x41 },
- { 454000000, 44000000, 62500, 0xc6, 0x42 },
- { 999999999, 44000000, 62500, 0xc6, 0x44 },
+ { 157250000, 62500, 0xc6, 0x41 },
+ { 454000000, 62500, 0xc6, 0x42 },
+ { 999999999, 62500, 0xc6, 0x44 },
},
};
EXPORT_SYMBOL(dvb_pll_tuv1236d);
.name = "Samsung TBMV30111IN / TBMV30712IN1",
.min = 54000000,
.max = 860000000,
+ .iffreq= 44000000,
.count = 6,
.entries = {
- { 172000000, 44000000, 166666, 0xb4, 0x01 },
- { 214000000, 44000000, 166666, 0xb4, 0x02 },
- { 467000000, 44000000, 166666, 0xbc, 0x02 },
- { 721000000, 44000000, 166666, 0xbc, 0x08 },
- { 841000000, 44000000, 166666, 0xf4, 0x08 },
- { 999999999, 44000000, 166666, 0xfc, 0x02 },
+ { 172000000, 166667, 0xb4, 0x01 },
+ { 214000000, 166667, 0xb4, 0x02 },
+ { 467000000, 166667, 0xbc, 0x02 },
+ { 721000000, 166667, 0xbc, 0x08 },
+ { 841000000, 166667, 0xf4, 0x08 },
+ { 999999999, 166667, 0xfc, 0x02 },
}
};
EXPORT_SYMBOL(dvb_pll_samsung_tbmv);
.name = "Philips SD1878",
.min = 950000,
.max = 2150000,
+ .iffreq= 249, /* zero-IF, offset 249 is to round up */
.count = 4,
.entries = {
- { 1250000, 499, 500, 0xc4, 0x00},
- { 1550000, 499, 500, 0xc4, 0x40},
- { 2050000, 499, 500, 0xc4, 0x80},
- { 2150000, 499, 500, 0xc4, 0xc0},
+ { 1250000, 500, 0xc4, 0x00},
+ { 1550000, 500, 0xc4, 0x40},
+ { 2050000, 500, 0xc4, 0x80},
+ { 2150000, 500, 0xc4, 0xc0},
},
};
EXPORT_SYMBOL(dvb_pll_philips_sd1878_tda8261);
.name = "Philips TD1316",
.min = 87000000,
.max = 895000000,
+ .iffreq= 36166667,
.setbw = td1316_bw,
.count = 9,
.entries = {
- { 93834000, 36166000, 166666, 0xca, 0x60},
- { 123834000, 36166000, 166666, 0xca, 0xa0},
- { 163834000, 36166000, 166666, 0xca, 0xc0},
- { 253834000, 36166000, 166666, 0xca, 0x60},
- { 383834000, 36166000, 166666, 0xca, 0xa0},
- { 443834000, 36166000, 166666, 0xca, 0xc0},
- { 583834000, 36166000, 166666, 0xca, 0x60},
- { 793834000, 36166000, 166666, 0xca, 0xa0},
- { 858834000, 36166000, 166666, 0xca, 0xe0},
+ { 93834000, 166667, 0xca, 0x60},
+ { 123834000, 166667, 0xca, 0xa0},
+ { 163834000, 166667, 0xca, 0xc0},
+ { 253834000, 166667, 0xca, 0x60},
+ { 383834000, 166667, 0xca, 0xa0},
+ { 443834000, 166667, 0xca, 0xc0},
+ { 583834000, 166667, 0xca, 0x60},
+ { 793834000, 166667, 0xca, 0xa0},
+ { 858834000, 166667, 0xca, 0xe0},
},
};
EXPORT_SYMBOL(dvb_pll_philips_td1316);
.name = "Thomson FE6600",
.min = 44250000,
.max = 858000000,
+ .iffreq= 36125000,
.count = 4,
.entries = {
- { 250000000, 36213333, 166667, 0xb4, 0x12 },
- { 455000000, 36213333, 166667, 0xfe, 0x11 },
- { 775500000, 36213333, 166667, 0xbc, 0x18 },
- { 999999999, 36213333, 166667, 0xf4, 0x18 },
+ { 250000000, 166667, 0xb4, 0x12 },
+ { 455000000, 166667, 0xfe, 0x11 },
+ { 775500000, 166667, 0xbc, 0x18 },
+ { 999999999, 166667, 0xf4, 0x18 },
}
};
EXPORT_SYMBOL(dvb_pll_thomson_fe6600);
+static void opera1_bw(u8 *buf, u32 freq, int bandwidth)
+{
+ if (bandwidth == BANDWIDTH_8_MHZ)
+ buf[2] |= 0x08;
+}
+
+struct dvb_pll_desc dvb_pll_opera1 = {
+ .name = "Opera Tuner",
+ .min = 900000,
+ .max = 2250000,
+ .iffreq= 0,
+ .setbw = opera1_bw,
+ .count = 8,
+ .entries = {
+ { 1064000, 500, 0xe5, 0xc6 },
+ { 1169000, 500, 0xe5, 0xe6 },
+ { 1299000, 500, 0xe5, 0x24 },
+ { 1444000, 500, 0xe5, 0x44 },
+ { 1606000, 500, 0xe5, 0x64 },
+ { 1777000, 500, 0xe5, 0x84 },
+ { 1941000, 500, 0xe5, 0xa4 },
+ { 2250000, 500, 0xe5, 0xc4 },
+ }
+};
+EXPORT_SYMBOL(dvb_pll_opera1);
struct dvb_pll_priv {
/* i2c details */
if (i == desc->count)
return -EINVAL;
- div = (freq + desc->entries[i].offset) / desc->entries[i].stepsize;
+ div = (freq + desc->iffreq + desc->entries[i].stepsize/2) /
+ desc->entries[i].stepsize;
buf[0] = div >> 8;
buf[1] = div & 0xff;
buf[2] = desc->entries[i].config;
printk("pll: %s: div=%d | buf=0x%02x,0x%02x,0x%02x,0x%02x\n",
desc->name, div, buf[0], buf[1], buf[2], buf[3]);
- return 0;
+ // calculate the frequency we set it to
+ return (div * desc->entries[i].stepsize) - desc->iffreq;
}
EXPORT_SYMBOL(dvb_pll_configure);
static int dvb_pll_release(struct dvb_frontend *fe)
{
- if (fe->tuner_priv)
- kfree(fe->tuner_priv);
+ kfree(fe->tuner_priv);
fe->tuner_priv = NULL;
return 0;
}
static int dvb_pll_sleep(struct dvb_frontend *fe)
{
struct dvb_pll_priv *priv = fe->tuner_priv;
- u8 buf[4];
- struct i2c_msg msg =
- { .addr = priv->pll_i2c_address, .flags = 0, .buf = buf, .len = sizeof(buf) };
- int i;
- int result;
- for (i = 0; i < priv->pll_desc->count; i++) {
- if (priv->pll_desc->entries[i].limit == 0)
- break;
- }
- if (i == priv->pll_desc->count)
- return 0;
+ if (priv->i2c == NULL)
+ return -EINVAL;
- buf[0] = 0;
- buf[1] = 0;
- buf[2] = priv->pll_desc->entries[i].config;
- buf[3] = priv->pll_desc->entries[i].cb;
+ if (priv->pll_desc->sleepdata) {
+ struct i2c_msg msg = { .flags = 0,
+ .addr = priv->pll_i2c_address,
+ .buf = priv->pll_desc->sleepdata + 1,
+ .len = priv->pll_desc->sleepdata[0] };
- if (fe->ops.i2c_gate_ctrl)
- fe->ops.i2c_gate_ctrl(fe, 1);
- if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
- return result;
- }
+ int result;
- return 0;
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+ if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
+ return result;
+ }
+ return 0;
+ }
+ /* Shouldn't be called when initdata is NULL, maybe BUG()? */
+ return -EINVAL;
}
-static int dvb_pll_set_params(struct dvb_frontend *fe, struct dvb_frontend_parameters *params)
+static int dvb_pll_set_params(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *params)
{
struct dvb_pll_priv *priv = fe->tuner_priv;
u8 buf[4];
struct i2c_msg msg =
- { .addr = priv->pll_i2c_address, .flags = 0, .buf = buf, .len = sizeof(buf) };
+ { .addr = priv->pll_i2c_address, .flags = 0,
+ .buf = buf, .len = sizeof(buf) };
int result;
- u32 div;
- int i;
- u32 bandwidth = 0;
+ u32 bandwidth = 0, frequency = 0;
if (priv->i2c == NULL)
return -EINVAL;
bandwidth = params->u.ofdm.bandwidth;
}
- if ((result = dvb_pll_configure(priv->pll_desc, buf, params->frequency, bandwidth)) != 0)
+ if ((result = dvb_pll_configure(priv->pll_desc, buf,
+ params->frequency, bandwidth)) < 0)
return result;
+ else
+ frequency = result;
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
return result;
}
- // calculate the frequency we set it to
- for (i = 0; i < priv->pll_desc->count; i++) {
- if (params->frequency > priv->pll_desc->entries[i].limit)
- continue;
- break;
- }
- div = (params->frequency + priv->pll_desc->entries[i].offset) / priv->pll_desc->entries[i].stepsize;
- priv->frequency = (div * priv->pll_desc->entries[i].stepsize) - priv->pll_desc->entries[i].offset;
+ priv->frequency = frequency;
priv->bandwidth = bandwidth;
return 0;
}
-static int dvb_pll_calc_regs(struct dvb_frontend *fe, struct dvb_frontend_parameters *params, u8 *buf, int buf_len)
+static int dvb_pll_calc_regs(struct dvb_frontend *fe,
+ struct dvb_frontend_parameters *params,
+ u8 *buf, int buf_len)
{
struct dvb_pll_priv *priv = fe->tuner_priv;
int result;
- u32 div;
- int i;
- u32 bandwidth = 0;
+ u32 bandwidth = 0, frequency = 0;
if (buf_len < 5)
return -EINVAL;
bandwidth = params->u.ofdm.bandwidth;
}
- if ((result = dvb_pll_configure(priv->pll_desc, buf+1, params->frequency, bandwidth)) != 0)
+ if ((result = dvb_pll_configure(priv->pll_desc, buf+1,
+ params->frequency, bandwidth)) < 0)
return result;
+ else
+ frequency = result;
+
buf[0] = priv->pll_i2c_address;
- // calculate the frequency we set it to
- for (i = 0; i < priv->pll_desc->count; i++) {
- if (params->frequency > priv->pll_desc->entries[i].limit)
- continue;
- break;
- }
- div = (params->frequency + priv->pll_desc->entries[i].offset) / priv->pll_desc->entries[i].stepsize;
- priv->frequency = (div * priv->pll_desc->entries[i].stepsize) - priv->pll_desc->entries[i].offset;
+ priv->frequency = frequency;
priv->bandwidth = bandwidth;
return 5;
return 0;
}
+static int dvb_pll_init(struct dvb_frontend *fe)
+{
+ struct dvb_pll_priv *priv = fe->tuner_priv;
+
+ if (priv->i2c == NULL)
+ return -EINVAL;
+
+ if (priv->pll_desc->initdata) {
+ struct i2c_msg msg = { .flags = 0,
+ .addr = priv->pll_i2c_address,
+ .buf = priv->pll_desc->initdata + 1,
+ .len = priv->pll_desc->initdata[0] };
+
+ int result;
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+ if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
+ return result;
+ }
+ return 0;
+ }
+ /* Shouldn't be called when initdata is NULL, maybe BUG()? */
+ return -EINVAL;
+}
+
static struct dvb_tuner_ops dvb_pll_tuner_ops = {
.release = dvb_pll_release,
.sleep = dvb_pll_sleep,
+ .init = dvb_pll_init,
.set_params = dvb_pll_set_params,
.calc_regs = dvb_pll_calc_regs,
.get_frequency = dvb_pll_get_frequency,
.get_bandwidth = dvb_pll_get_bandwidth,
};
-int dvb_pll_attach(struct dvb_frontend *fe, int pll_addr, struct i2c_adapter *i2c, struct dvb_pll_desc *desc)
+struct dvb_frontend *dvb_pll_attach(struct dvb_frontend *fe, int pll_addr,
+ struct i2c_adapter *i2c,
+ struct dvb_pll_desc *desc)
{
u8 b1 [] = { 0 };
- struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD, .buf = b1, .len = 1 };
+ struct i2c_msg msg = { .addr = pll_addr, .flags = I2C_M_RD,
+ .buf = b1, .len = 1 };
struct dvb_pll_priv *priv = NULL;
int ret;
ret = i2c_transfer (i2c, &msg, 1);
if (ret != 1)
- return -1;
+ return NULL;
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
}
priv = kzalloc(sizeof(struct dvb_pll_priv), GFP_KERNEL);
if (priv == NULL)
- return -ENOMEM;
+ return NULL;
priv->pll_i2c_address = pll_addr;
priv->i2c = i2c;
priv->pll_desc = desc;
- memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops, sizeof(struct dvb_tuner_ops));
- strncpy(fe->ops.tuner_ops.info.name, desc->name, 128);
+ memcpy(&fe->ops.tuner_ops, &dvb_pll_tuner_ops,
+ sizeof(struct dvb_tuner_ops));
+
+ strncpy(fe->ops.tuner_ops.info.name, desc->name,
+ sizeof(fe->ops.tuner_ops.info.name));
fe->ops.tuner_ops.info.frequency_min = desc->min;
fe->ops.tuner_ops.info.frequency_min = desc->max;
+ if (!desc->initdata)
+ fe->ops.tuner_ops.init = NULL;
+ if (!desc->sleepdata)
+ fe->ops.tuner_ops.sleep = NULL;
fe->tuner_priv = priv;
- return 0;
+ return fe;
}
EXPORT_SYMBOL(dvb_pll_attach);
projects / powerpc.git / blobdiff