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path: root/drivers/media/dvb/frontends/zl10353.c
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Diffstat (limited to 'drivers/media/dvb/frontends/zl10353.c')
-rw-r--r--drivers/media/dvb/frontends/zl10353.c116
1 files changed, 51 insertions, 65 deletions
diff --git a/drivers/media/dvb/frontends/zl10353.c b/drivers/media/dvb/frontends/zl10353.c
index adbbf6d3d04..ac723789137 100644
--- a/drivers/media/dvb/frontends/zl10353.c
+++ b/drivers/media/dvb/frontends/zl10353.c
@@ -37,9 +37,9 @@ struct zl10353_state {
struct zl10353_config config;
- enum fe_bandwidth bandwidth;
- u32 ucblocks;
- u32 frequency;
+ u32 bandwidth;
+ u32 ucblocks;
+ u32 frequency;
};
static int debug;
@@ -122,30 +122,17 @@ static void zl10353_dump_regs(struct dvb_frontend *fe)
}
static void zl10353_calc_nominal_rate(struct dvb_frontend *fe,
- enum fe_bandwidth bandwidth,
+ u32 bandwidth,
u16 *nominal_rate)
{
struct zl10353_state *state = fe->demodulator_priv;
u32 adc_clock = 450560; /* 45.056 MHz */
u64 value;
- u8 bw;
+ u8 bw = bandwidth / 1000000;
if (state->config.adc_clock)
adc_clock = state->config.adc_clock;
- switch (bandwidth) {
- case BANDWIDTH_6_MHZ:
- bw = 6;
- break;
- case BANDWIDTH_7_MHZ:
- bw = 7;
- break;
- case BANDWIDTH_8_MHZ:
- default:
- bw = 8;
- break;
- }
-
value = (u64)10 * (1 << 23) / 7 * 125;
value = (bw * value) + adc_clock / 2;
do_div(value, adc_clock);
@@ -192,16 +179,15 @@ static int zl10353_sleep(struct dvb_frontend *fe)
return 0;
}
-static int zl10353_set_parameters(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *param)
+static int zl10353_set_parameters(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct zl10353_state *state = fe->demodulator_priv;
u16 nominal_rate, input_freq;
u8 pllbuf[6] = { 0x67 }, acq_ctl = 0;
u16 tps = 0;
- struct dvb_ofdm_parameters *op = &param->u.ofdm;
- state->frequency = param->frequency;
+ state->frequency = c->frequency;
zl10353_single_write(fe, RESET, 0x80);
udelay(200);
@@ -211,42 +197,44 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
zl10353_single_write(fe, AGC_TARGET, 0x28);
- if (op->transmission_mode != TRANSMISSION_MODE_AUTO)
+ if (c->transmission_mode != TRANSMISSION_MODE_AUTO)
acq_ctl |= (1 << 0);
- if (op->guard_interval != GUARD_INTERVAL_AUTO)
+ if (c->guard_interval != GUARD_INTERVAL_AUTO)
acq_ctl |= (1 << 1);
zl10353_single_write(fe, ACQ_CTL, acq_ctl);
- switch (op->bandwidth) {
- case BANDWIDTH_6_MHZ:
+ switch (c->bandwidth_hz) {
+ case 6000000:
/* These are extrapolated from the 7 and 8MHz values */
zl10353_single_write(fe, MCLK_RATIO, 0x97);
zl10353_single_write(fe, 0x64, 0x34);
zl10353_single_write(fe, 0xcc, 0xdd);
break;
- case BANDWIDTH_7_MHZ:
+ case 7000000:
zl10353_single_write(fe, MCLK_RATIO, 0x86);
zl10353_single_write(fe, 0x64, 0x35);
zl10353_single_write(fe, 0xcc, 0x73);
break;
- case BANDWIDTH_8_MHZ:
default:
+ c->bandwidth_hz = 8000000;
+ /* fall though */
+ case 8000000:
zl10353_single_write(fe, MCLK_RATIO, 0x75);
zl10353_single_write(fe, 0x64, 0x36);
zl10353_single_write(fe, 0xcc, 0x73);
}
- zl10353_calc_nominal_rate(fe, op->bandwidth, &nominal_rate);
+ zl10353_calc_nominal_rate(fe, c->bandwidth_hz, &nominal_rate);
zl10353_single_write(fe, TRL_NOMINAL_RATE_1, msb(nominal_rate));
zl10353_single_write(fe, TRL_NOMINAL_RATE_0, lsb(nominal_rate));
- state->bandwidth = op->bandwidth;
+ state->bandwidth = c->bandwidth_hz;
zl10353_calc_input_freq(fe, &input_freq);
zl10353_single_write(fe, INPUT_FREQ_1, msb(input_freq));
zl10353_single_write(fe, INPUT_FREQ_0, lsb(input_freq));
/* Hint at TPS settings */
- switch (op->code_rate_HP) {
+ switch (c->code_rate_HP) {
case FEC_2_3:
tps |= (1 << 7);
break;
@@ -266,7 +254,7 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
return -EINVAL;
}
- switch (op->code_rate_LP) {
+ switch (c->code_rate_LP) {
case FEC_2_3:
tps |= (1 << 4);
break;
@@ -283,14 +271,14 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
case FEC_AUTO:
break;
case FEC_NONE:
- if (op->hierarchy_information == HIERARCHY_AUTO ||
- op->hierarchy_information == HIERARCHY_NONE)
+ if (c->hierarchy == HIERARCHY_AUTO ||
+ c->hierarchy == HIERARCHY_NONE)
break;
default:
return -EINVAL;
}
- switch (op->constellation) {
+ switch (c->modulation) {
case QPSK:
break;
case QAM_AUTO:
@@ -304,7 +292,7 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
return -EINVAL;
}
- switch (op->transmission_mode) {
+ switch (c->transmission_mode) {
case TRANSMISSION_MODE_2K:
case TRANSMISSION_MODE_AUTO:
break;
@@ -315,7 +303,7 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
return -EINVAL;
}
- switch (op->guard_interval) {
+ switch (c->guard_interval) {
case GUARD_INTERVAL_1_32:
case GUARD_INTERVAL_AUTO:
break;
@@ -332,7 +320,7 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
return -EINVAL;
}
- switch (op->hierarchy_information) {
+ switch (c->hierarchy) {
case HIERARCHY_AUTO:
case HIERARCHY_NONE:
break;
@@ -362,12 +350,12 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
*/
if (state->config.no_tuner) {
if (fe->ops.tuner_ops.set_params) {
- fe->ops.tuner_ops.set_params(fe, param);
+ fe->ops.tuner_ops.set_params(fe);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
}
} else if (fe->ops.tuner_ops.calc_regs) {
- fe->ops.tuner_ops.calc_regs(fe, param, pllbuf + 1, 5);
+ fe->ops.tuner_ops.calc_regs(fe, pllbuf + 1, 5);
pllbuf[1] <<= 1;
zl10353_write(fe, pllbuf, sizeof(pllbuf));
}
@@ -383,11 +371,10 @@ static int zl10353_set_parameters(struct dvb_frontend *fe,
return 0;
}
-static int zl10353_get_parameters(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *param)
+static int zl10353_get_parameters(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct zl10353_state *state = fe->demodulator_priv;
- struct dvb_ofdm_parameters *op = &param->u.ofdm;
int s6, s9;
u16 tps;
static const u8 tps_fec_to_api[8] = {
@@ -411,66 +398,66 @@ static int zl10353_get_parameters(struct dvb_frontend *fe,
tps = zl10353_read_register(state, TPS_RECEIVED_1) << 8 |
zl10353_read_register(state, TPS_RECEIVED_0);
- op->code_rate_HP = tps_fec_to_api[(tps >> 7) & 7];
- op->code_rate_LP = tps_fec_to_api[(tps >> 4) & 7];
+ c->code_rate_HP = tps_fec_to_api[(tps >> 7) & 7];
+ c->code_rate_LP = tps_fec_to_api[(tps >> 4) & 7];
switch ((tps >> 13) & 3) {
case 0:
- op->constellation = QPSK;
+ c->modulation = QPSK;
break;
case 1:
- op->constellation = QAM_16;
+ c->modulation = QAM_16;
break;
case 2:
- op->constellation = QAM_64;
+ c->modulation = QAM_64;
break;
default:
- op->constellation = QAM_AUTO;
+ c->modulation = QAM_AUTO;
break;
}
- op->transmission_mode = (tps & 0x01) ? TRANSMISSION_MODE_8K :
+ c->transmission_mode = (tps & 0x01) ? TRANSMISSION_MODE_8K :
TRANSMISSION_MODE_2K;
switch ((tps >> 2) & 3) {
case 0:
- op->guard_interval = GUARD_INTERVAL_1_32;
+ c->guard_interval = GUARD_INTERVAL_1_32;
break;
case 1:
- op->guard_interval = GUARD_INTERVAL_1_16;
+ c->guard_interval = GUARD_INTERVAL_1_16;
break;
case 2:
- op->guard_interval = GUARD_INTERVAL_1_8;
+ c->guard_interval = GUARD_INTERVAL_1_8;
break;
case 3:
- op->guard_interval = GUARD_INTERVAL_1_4;
+ c->guard_interval = GUARD_INTERVAL_1_4;
break;
default:
- op->guard_interval = GUARD_INTERVAL_AUTO;
+ c->guard_interval = GUARD_INTERVAL_AUTO;
break;
}
switch ((tps >> 10) & 7) {
case 0:
- op->hierarchy_information = HIERARCHY_NONE;
+ c->hierarchy = HIERARCHY_NONE;
break;
case 1:
- op->hierarchy_information = HIERARCHY_1;
+ c->hierarchy = HIERARCHY_1;
break;
case 2:
- op->hierarchy_information = HIERARCHY_2;
+ c->hierarchy = HIERARCHY_2;
break;
case 3:
- op->hierarchy_information = HIERARCHY_4;
+ c->hierarchy = HIERARCHY_4;
break;
default:
- op->hierarchy_information = HIERARCHY_AUTO;
+ c->hierarchy = HIERARCHY_AUTO;
break;
}
- param->frequency = state->frequency;
- op->bandwidth = state->bandwidth;
- param->inversion = INVERSION_AUTO;
+ c->frequency = state->frequency;
+ c->bandwidth_hz = state->bandwidth;
+ c->inversion = INVERSION_AUTO;
return 0;
}
@@ -651,10 +638,9 @@ error:
}
static struct dvb_frontend_ops zl10353_ops = {
-
+ .delsys = { SYS_DVBT },
.info = {
.name = "Zarlink ZL10353 DVB-T",
- .type = FE_OFDM,
.frequency_min = 174000000,
.frequency_max = 862000000,
.frequency_stepsize = 166667,
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 09:18:33 +0000