struct tda1004x_state {
struct i2c_adapter* i2c;
- struct dvb_frontend_ops ops;
const struct tda1004x_config* config;
struct dvb_frontend frontend;
/* private demod data */
- u8 initialised;
enum tda1004x_demod demod_type;
};
return -1;
}
-int tda1004x_write_byte(struct dvb_frontend* fe, int reg, int data)
+int tda1004x_write(struct dvb_frontend* fe, u8 *buf, int len)
{
struct tda1004x_state* state = fe->demodulator_priv;
- return tda1004x_write_byteI(state, reg, data);
+ if (len != 2)
+ return -EINVAL;
+
+ return tda1004x_write_byteI(state, buf[0], buf[1]);
}
static int tda10045_init(struct dvb_frontend* fe)
dprintk("%s\n", __FUNCTION__);
- if (state->initialised)
- return 0;
-
if (tda10045_fwupload(fe)) {
printk("tda1004x: firmware upload failed\n");
return -EIO;
tda1004x_write_mask(state, TDA1004X_CONFADC1, 0x10, 0); // wake up the ADC
- // Init the PLL
- if (state->config->pll_init) {
- tda1004x_enable_tuner_i2c(state);
- state->config->pll_init(fe);
- tda1004x_disable_tuner_i2c(state);
- }
-
// tda setup
tda1004x_write_mask(state, TDA1004X_CONFC4, 0x20, 0); // disable DSP watchdog timer
tda1004x_write_mask(state, TDA1004X_AUTO, 8, 0); // select HP stream
tda1004x_write_mask(state, 0x1f, 0x01, state->config->invert_oclk);
- state->initialised = 1;
return 0;
}
struct tda1004x_state* state = fe->demodulator_priv;
dprintk("%s\n", __FUNCTION__);
- if (state->initialised)
- return 0;
-
if (tda10046_fwupload(fe)) {
printk("tda1004x: firmware upload failed\n");
return -EIO;
}
- // Init the tuner PLL
- if (state->config->pll_init) {
- tda1004x_enable_tuner_i2c(state);
- if (state->config->pll_init(fe)) {
- printk(KERN_ERR "tda1004x: pll init failed\n");
- return -EIO;
- }
- tda1004x_disable_tuner_i2c(state);
- }
-
// tda setup
tda1004x_write_mask(state, TDA1004X_CONFC4, 0x20, 0); // disable DSP watchdog timer
tda1004x_write_byteI(state, TDA1004X_AUTO, 0x87); // 100 ppm crystal, select HP stream
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x0a); // AGC setup
tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x00); // set AGC polarities
break;
- case TDA10046_AGC_TDA827X:
+ case TDA10046_AGC_TDA827X_GP11:
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x02); // AGC setup
tda1004x_write_byteI(state, TDA10046H_AGC_THR, 0x70); // AGC Threshold
tda1004x_write_byteI(state, TDA10046H_AGC_RENORM, 0x08); // Gain Renormalize
tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x6a); // set AGC polarities
break;
- case TDA10046_AGC_TDA827X_GPL:
+ case TDA10046_AGC_TDA827X_GP00:
tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x02); // AGC setup
tda1004x_write_byteI(state, TDA10046H_AGC_THR, 0x70); // AGC Threshold
tda1004x_write_byteI(state, TDA10046H_AGC_RENORM, 0x08); // Gain Renormalize
tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x60); // set AGC polarities
break;
+ case TDA10046_AGC_TDA827X_GP01:
+ tda1004x_write_byteI(state, TDA10046H_AGC_CONF, 0x02); // AGC setup
+ tda1004x_write_byteI(state, TDA10046H_AGC_THR, 0x70); // AGC Threshold
+ tda1004x_write_byteI(state, TDA10046H_AGC_RENORM, 0x08); // Gain Renormalize
+ tda1004x_write_byteI(state, TDA10046H_CONF_POLARITY, 0x62); // set AGC polarities
+ break;
}
tda1004x_write_byteI(state, TDA1004X_CONFADC2, 0x38);
tda1004x_write_byteI(state, TDA10046H_CONF_TRISTATE1, 0x61); // Turn both AGC outputs on
// tda1004x_write_mask(state, 0x50, 0x80, 0x80); // handle out of guard echoes
tda1004x_write_mask(state, 0x3a, 0x80, state->config->invert_oclk << 7);
- state->initialised = 1;
return 0;
}
}
// set frequency
- tda1004x_enable_tuner_i2c(state);
- if (state->config->pll_set(fe, fe_params)) {
- printk(KERN_ERR "tda1004x: pll set failed\n");
- return -EIO;
+ if (fe->ops.tuner_ops.set_params) {
+ fe->ops.tuner_ops.set_params(fe, fe_params);
+ if (fe->ops.i2c_gate_ctrl) fe->ops.i2c_gate_ctrl(fe, 0);
}
- tda1004x_disable_tuner_i2c(state);
// Hardcoded to use auto as much as possible on the TDA10045 as it
// is very unreliable if AUTO mode is _not_ used.
break;
case TDA1004X_DEMOD_TDA10046:
- if (state->config->pll_sleep != NULL) {
- tda1004x_enable_tuner_i2c(state);
- state->config->pll_sleep(fe);
- if (state->config->if_freq != TDA10046_FREQ_052) {
- /* special hack for Philips EUROPA Based boards:
- * keep the I2c bridge open for tuner access in analog mode
- */
- tda1004x_disable_tuner_i2c(state);
- }
- }
/* set outputs to tristate */
tda1004x_write_byteI(state, TDA10046H_CONF_TRISTATE1, 0xff);
tda1004x_write_mask(state, TDA1004X_CONFC4, 1, 1);
break;
}
- state->initialised = 0;
return 0;
}
+static int tda1004x_i2c_gate_ctrl(struct dvb_frontend* fe, int enable)
+{
+ struct tda1004x_state* state = fe->demodulator_priv;
+
+ if (enable) {
+ return tda1004x_enable_tuner_i2c(state);
+ } else {
+ return tda1004x_disable_tuner_i2c(state);
+ }
+}
+
static int tda1004x_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fesettings)
{
fesettings->min_delay_ms = 800;
.init = tda10045_init,
.sleep = tda1004x_sleep,
+ .write = tda1004x_write,
+ .i2c_gate_ctrl = tda1004x_i2c_gate_ctrl,
.set_frontend = tda1004x_set_fe,
.get_frontend = tda1004x_get_fe,
/* setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &tda10045_ops, sizeof(struct dvb_frontend_ops));
- state->initialised = 0;
state->demod_type = TDA1004X_DEMOD_TDA10045;
/* check if the demod is there */
}
/* create dvb_frontend */
- state->frontend.ops = &state->ops;
+ memcpy(&state->frontend.ops, &tda10045_ops, sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
return &state->frontend;
}
.init = tda10046_init,
.sleep = tda1004x_sleep,
+ .write = tda1004x_write,
+ .i2c_gate_ctrl = tda1004x_i2c_gate_ctrl,
.set_frontend = tda1004x_set_fe,
.get_frontend = tda1004x_get_fe,
/* setup the state */
state->config = config;
state->i2c = i2c;
- memcpy(&state->ops, &tda10046_ops, sizeof(struct dvb_frontend_ops));
- state->initialised = 0;
state->demod_type = TDA1004X_DEMOD_TDA10046;
/* check if the demod is there */
}
/* create dvb_frontend */
- state->frontend.ops = &state->ops;
+ memcpy(&state->frontend.ops, &tda10046_ops, sizeof(struct dvb_frontend_ops));
state->frontend.demodulator_priv = state;
return &state->frontend;
}
EXPORT_SYMBOL(tda10045_attach);
EXPORT_SYMBOL(tda10046_attach);
-EXPORT_SYMBOL(tda1004x_write_byte);