struct mt312_state {
struct i2c_adapter* i2c;
- struct dvb_frontend_ops ops;
/* configuration settings */
const struct mt312_config* config;
struct dvb_frontend frontend;
if ((ret = mt312_writereg(state, CS_SW_LIM, 0x69)) < 0)
return ret;
- if (state->config->pll_init) {
- mt312_writereg(state, GPP_CTRL, 0x40);
- state->config->pll_init(fe);
- mt312_writereg(state, GPP_CTRL, 0x00);
- }
-
return 0;
}
dprintk("%s: Freq %d\n", __FUNCTION__, p->frequency);
- if ((p->frequency < fe->ops->info.frequency_min)
- || (p->frequency > fe->ops->info.frequency_max))
+ if ((p->frequency < fe->ops.info.frequency_min)
+ || (p->frequency > fe->ops.info.frequency_max))
return -EINVAL;
if ((p->inversion < INVERSION_OFF)
|| (p->inversion > INVERSION_ON))
return -EINVAL;
- if ((p->u.qpsk.symbol_rate < fe->ops->info.symbol_rate_min)
- || (p->u.qpsk.symbol_rate > fe->ops->info.symbol_rate_max))
+ if ((p->u.qpsk.symbol_rate < fe->ops.info.symbol_rate_min)
+ || (p->u.qpsk.symbol_rate > fe->ops.info.symbol_rate_max))
return -EINVAL;
if ((p->u.qpsk.fec_inner < FEC_NONE)
return -EINVAL;
}
- mt312_writereg(state, GPP_CTRL, 0x40);
- state->config->pll_set(fe, p);
- mt312_writereg(state, GPP_CTRL, 0x00);
+ if (fe->ops.tuner_ops.set_params) {
+ fe->ops.tuner_ops.set_params(fe, p);
+ if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
+ }
/* sr = (u16)(sr * 256.0 / 1000000.0) */
sr = mt312_div(p->u.qpsk.symbol_rate * 4, 15625);
return 0;
}
+static int mt312_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct mt312_state* state = fe->demodulator_priv;
+
+ if (enable) {
+ return mt312_writereg(state, GPP_CTRL, 0x40);
+ } else {
+ return mt312_writereg(state, GPP_CTRL, 0x00);
+ }
+}
+
static int mt312_sleep(struct dvb_frontend* fe)
{
struct mt312_state *state = fe->demodulator_priv;
.init = mt312_initfe,
.sleep = mt312_sleep,
+ .i2c_gate_ctrl = mt312_i2c_gate_ctrl,
.set_frontend = mt312_set_frontend,
.get_frontend = mt312_get_frontend,
/* setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &vp310_mt312_ops, sizeof(struct dvb_frontend_ops));
/* check if the demod is there */
if (mt312_readreg(state, ID, &state->id) < 0)
goto error;
+ /* create dvb_frontend */
+ memcpy(&state->frontend.ops, &vp310_mt312_ops, sizeof(struct dvb_frontend_ops));
+ state->frontend.demodulator_priv = state;
+
switch (state->id) {
case ID_VP310:
- strcpy(state->ops.info.name, "Zarlink VP310 DVB-S");
+ strcpy(state->frontend.ops.info.name, "Zarlink VP310 DVB-S");
state->frequency = 90;
break;
case ID_MT312:
- strcpy(state->ops.info.name, "Zarlink MT312 DVB-S");
+ strcpy(state->frontend.ops.info.name, "Zarlink MT312 DVB-S");
state->frequency = 60;
break;
default:
goto error;
}
- /* create dvb_frontend */
- state->frontend.ops = &state->ops;
- state->frontend.demodulator_priv = state;
return &state->frontend;
error: