EXPORT_SYMBOL(dvb_pll_tua6034);
/* Infineon TUA6034
- * used in LG TDVS H061F and LG TDVS H062F
+ * used in LG TDVS-H061F, LG TDVS-H062F and LG TDVS-H064F
*/
-struct dvb_pll_desc dvb_pll_tdvs_tua6034 = {
- .name = "LG/Infineon TUA6034",
+struct dvb_pll_desc dvb_pll_lg_tdvs_h06xf = {
+ .name = "LG TDVS-H06xF",
.min = 54000000,
.max = 863000000,
.count = 3,
.entries = {
- { 160000000, 44000000, 62500, 0xce, 0x01 },
- { 455000000, 44000000, 62500, 0xce, 0x02 },
+ { 165000000, 44000000, 62500, 0xce, 0x01 },
+ { 450000000, 44000000, 62500, 0xce, 0x02 },
{ 999999999, 44000000, 62500, 0xce, 0x04 },
},
};
-EXPORT_SYMBOL(dvb_pll_tdvs_tua6034);
+EXPORT_SYMBOL(dvb_pll_lg_tdvs_h06xf);
/* Philips FMD1216ME
* used in Medion Hybrid PCMCIA card and USB Box
};
EXPORT_SYMBOL(dvb_pll_philips_td1316);
+/* FE6600 used on DViCO Hybrid */
+struct dvb_pll_desc dvb_pll_thomson_fe6600 = {
+ .name = "Thomson FE6600",
+ .min = 44250000,
+ .max = 858000000,
+ .count = 4,
+ .entries = {
+ { 250000000, 36213333, 166667, 0xb4, 0x12 },
+ { 455000000, 36213333, 166667, 0xfe, 0x11 },
+ { 775500000, 36213333, 166667, 0xbc, 0x18 },
+ { 999999999, 36213333, 166667, 0xf4, 0x18 },
+ }
+};
+EXPORT_SYMBOL(dvb_pll_thomson_fe6600);
+
+struct dvb_pll_priv {
+ /* i2c details */
+ int pll_i2c_address;
+ struct i2c_adapter *i2c;
+
+ /* the PLL descriptor */
+ struct dvb_pll_desc *pll_desc;
+
+ /* cached frequency/bandwidth */
+ u32 frequency;
+ u32 bandwidth;
+};
+
/* ----------------------------------------------------------- */
/* code */
if (debug)
printk("pll: %s: freq=%d bw=%d | i=%d/%d\n",
desc->name, freq, bandwidth, i, desc->count);
- BUG_ON(i == desc->count);
+ if (i == desc->count)
+ return -EINVAL;
div = (freq + desc->entries[i].offset) / desc->entries[i].stepsize;
buf[0] = div >> 8;
buf[1] = div & 0xff;
- buf[2] = desc->entries[i].cb1;
- buf[3] = desc->entries[i].cb2;
+ buf[2] = desc->entries[i].config;
+ buf[3] = desc->entries[i].cb;
if (desc->setbw)
desc->setbw(buf, freq, bandwidth);
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->entries[i].offset;
}
EXPORT_SYMBOL(dvb_pll_configure);
+static int dvb_pll_release(struct dvb_frontend *fe)
+{
+ 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;
+
+ if (priv->i2c == NULL)
+ return -EINVAL;
+
+ 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;
+
+ buf[0] = 0;
+ buf[1] = 0;
+ buf[2] = priv->pll_desc->entries[i].config;
+ buf[3] = priv->pll_desc->entries[i].cb;
+
+ 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;
+}
+
+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) };
+ int result;
+ u32 bandwidth = 0, frequency = 0;
+
+ if (priv->i2c == NULL)
+ return -EINVAL;
+
+ // DVBT bandwidth only just now
+ if (fe->ops.info.type == FE_OFDM) {
+ bandwidth = params->u.ofdm.bandwidth;
+ }
+
+ 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);
+ if ((result = i2c_transfer(priv->i2c, &msg, 1)) != 1) {
+ return result;
+ }
+
+ 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)
+{
+ struct dvb_pll_priv *priv = fe->tuner_priv;
+ int result;
+ u32 bandwidth = 0, frequency = 0;
+
+ if (buf_len < 5)
+ return -EINVAL;
+
+ // DVBT bandwidth only just now
+ if (fe->ops.info.type == FE_OFDM) {
+ bandwidth = params->u.ofdm.bandwidth;
+ }
+
+ 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;
+
+ priv->frequency = frequency;
+ priv->bandwidth = bandwidth;
+
+ return 5;
+}
+
+static int dvb_pll_get_frequency(struct dvb_frontend *fe, u32 *frequency)
+{
+ struct dvb_pll_priv *priv = fe->tuner_priv;
+ *frequency = priv->frequency;
+ return 0;
+}
+
+static int dvb_pll_get_bandwidth(struct dvb_frontend *fe, u32 *bandwidth)
+{
+ struct dvb_pll_priv *priv = fe->tuner_priv;
+ *bandwidth = priv->bandwidth;
+ return 0;
+}
+
+static struct dvb_tuner_ops dvb_pll_tuner_ops = {
+ .release = dvb_pll_release,
+ .sleep = dvb_pll_sleep,
+ .set_params = dvb_pll_set_params,
+ .calc_regs = dvb_pll_calc_regs,
+ .get_frequency = dvb_pll_get_frequency,
+ .get_bandwidth = dvb_pll_get_bandwidth,
+};
+
+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 dvb_pll_priv *priv = NULL;
+ int ret;
+
+ if (i2c != NULL) {
+ if (fe->ops.i2c_gate_ctrl)
+ fe->ops.i2c_gate_ctrl(fe, 1);
+
+ ret = i2c_transfer (i2c, &msg, 1);
+ if (ret != 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 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);
+ fe->ops.tuner_ops.info.frequency_min = desc->min;
+ fe->ops.tuner_ops.info.frequency_min = desc->max;
+
+ fe->tuner_priv = priv;
+ return fe;
+}
+EXPORT_SYMBOL(dvb_pll_attach);
+
MODULE_DESCRIPTION("dvb pll library");
MODULE_AUTHOR("Gerd Knorr");
MODULE_LICENSE("GPL");
git://git.onelab.eu / linux-2.6.git / blobdiff