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path: root/drivers/media/dvb/frontends/tda10048.c
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Diffstat (limited to 'drivers/media/dvb/frontends/tda10048.c')
-rw-r--r--drivers/media/dvb/frontends/tda10048.c83
1 files changed, 34 insertions, 49 deletions
diff --git a/drivers/media/dvb/frontends/tda10048.c b/drivers/media/dvb/frontends/tda10048.c
index 7f105946a434..71fb63299de7 100644
--- a/drivers/media/dvb/frontends/tda10048.c
+++ b/drivers/media/dvb/frontends/tda10048.c
@@ -153,7 +153,7 @@ struct tda10048_state {
u32 pll_pfactor;
u32 sample_freq;
- enum fe_bandwidth bandwidth;
+ u32 bandwidth;
};
static struct init_tab {
@@ -341,21 +341,14 @@ static int tda10048_set_wref(struct dvb_frontend *fe, u32 sample_freq_hz,
{
struct tda10048_state *state = fe->demodulator_priv;
u64 t, z;
- u32 b = 8000000;
dprintk(1, "%s()\n", __func__);
if (sample_freq_hz == 0)
return -EINVAL;
- if (bw == BANDWIDTH_6_MHZ)
- b = 6000000;
- else
- if (bw == BANDWIDTH_7_MHZ)
- b = 7000000;
-
/* WREF = (B / (7 * fs)) * 2^31 */
- t = b * 10;
+ t = bw * 10;
/* avoid warning: this decimal constant is unsigned only in ISO C90 */
/* t *= 2147483648 on 32bit platforms */
t *= (2048 * 1024);
@@ -378,25 +371,18 @@ static int tda10048_set_invwref(struct dvb_frontend *fe, u32 sample_freq_hz,
{
struct tda10048_state *state = fe->demodulator_priv;
u64 t;
- u32 b = 8000000;
dprintk(1, "%s()\n", __func__);
if (sample_freq_hz == 0)
return -EINVAL;
- if (bw == BANDWIDTH_6_MHZ)
- b = 6000000;
- else
- if (bw == BANDWIDTH_7_MHZ)
- b = 7000000;
-
/* INVWREF = ((7 * fs) / B) * 2^5 */
t = sample_freq_hz;
t *= 7;
t *= 32;
t *= 10;
- do_div(t, b);
+ do_div(t, bw);
t += 5;
do_div(t, 10);
@@ -407,16 +393,16 @@ static int tda10048_set_invwref(struct dvb_frontend *fe, u32 sample_freq_hz,
}
static int tda10048_set_bandwidth(struct dvb_frontend *fe,
- enum fe_bandwidth bw)
+ u32 bw)
{
struct tda10048_state *state = fe->demodulator_priv;
dprintk(1, "%s(bw=%d)\n", __func__, bw);
/* Bandwidth setting may need to be adjusted */
switch (bw) {
- case BANDWIDTH_6_MHZ:
- case BANDWIDTH_7_MHZ:
- case BANDWIDTH_8_MHZ:
+ case 6000000:
+ case 7000000:
+ case 8000000:
tda10048_set_wref(fe, state->sample_freq, bw);
tda10048_set_invwref(fe, state->sample_freq, bw);
break;
@@ -430,7 +416,7 @@ static int tda10048_set_bandwidth(struct dvb_frontend *fe,
return 0;
}
-static int tda10048_set_if(struct dvb_frontend *fe, enum fe_bandwidth bw)
+static int tda10048_set_if(struct dvb_frontend *fe, u32 bw)
{
struct tda10048_state *state = fe->demodulator_priv;
struct tda10048_config *config = &state->config;
@@ -441,13 +427,13 @@ static int tda10048_set_if(struct dvb_frontend *fe, enum fe_bandwidth bw)
/* based on target bandwidth and clk we calculate pll factors */
switch (bw) {
- case BANDWIDTH_6_MHZ:
+ case 6000000:
if_freq_khz = config->dtv6_if_freq_khz;
break;
- case BANDWIDTH_7_MHZ:
+ case 7000000:
if_freq_khz = config->dtv7_if_freq_khz;
break;
- case BANDWIDTH_8_MHZ:
+ case 8000000:
if_freq_khz = config->dtv8_if_freq_khz;
break;
default:
@@ -601,7 +587,7 @@ static int tda10048_set_inversion(struct dvb_frontend *fe, int inversion)
/* Retrieve the demod settings */
static int tda10048_get_tps(struct tda10048_state *state,
- struct dvb_ofdm_parameters *p)
+ struct dtv_frontend_properties *p)
{
u8 val;
@@ -612,27 +598,27 @@ static int tda10048_get_tps(struct tda10048_state *state,
val = tda10048_readreg(state, TDA10048_OUT_CONF2);
switch ((val & 0x60) >> 5) {
case 0:
- p->constellation = QPSK;
+ p->modulation = QPSK;
break;
case 1:
- p->constellation = QAM_16;
+ p->modulation = QAM_16;
break;
case 2:
- p->constellation = QAM_64;
+ p->modulation = QAM_64;
break;
}
switch ((val & 0x18) >> 3) {
case 0:
- p->hierarchy_information = HIERARCHY_NONE;
+ p->hierarchy = HIERARCHY_NONE;
break;
case 1:
- p->hierarchy_information = HIERARCHY_1;
+ p->hierarchy = HIERARCHY_1;
break;
case 2:
- p->hierarchy_information = HIERARCHY_2;
+ p->hierarchy = HIERARCHY_2;
break;
case 3:
- p->hierarchy_information = HIERARCHY_4;
+ p->hierarchy = HIERARCHY_4;
break;
}
switch (val & 0x07) {
@@ -738,17 +724,17 @@ static int tda10048_output_mode(struct dvb_frontend *fe, int serial)
/* Talk to the demod, set the FEC, GUARD, QAM settings etc */
/* TODO: Support manual tuning with specific params */
-static int tda10048_set_frontend(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *p)
+static int tda10048_set_frontend(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct tda10048_state *state = fe->demodulator_priv;
dprintk(1, "%s(frequency=%d)\n", __func__, p->frequency);
/* Update the I/F pll's if the bandwidth changes */
- if (p->u.ofdm.bandwidth != state->bandwidth) {
- tda10048_set_if(fe, p->u.ofdm.bandwidth);
- tda10048_set_bandwidth(fe, p->u.ofdm.bandwidth);
+ if (p->bandwidth_hz != state->bandwidth) {
+ tda10048_set_if(fe, p->bandwidth_hz);
+ tda10048_set_bandwidth(fe, p->bandwidth_hz);
}
if (fe->ops.tuner_ops.set_params) {
@@ -756,7 +742,7 @@ static int tda10048_set_frontend(struct dvb_frontend *fe,
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 1);
- fe->ops.tuner_ops.set_params(fe, p);
+ fe->ops.tuner_ops.set_params(fe);
if (fe->ops.i2c_gate_ctrl)
fe->ops.i2c_gate_ctrl(fe, 0);
@@ -797,8 +783,8 @@ static int tda10048_init(struct dvb_frontend *fe)
tda10048_set_inversion(fe, config->inversion);
/* Establish default RF values */
- tda10048_set_if(fe, BANDWIDTH_8_MHZ);
- tda10048_set_bandwidth(fe, BANDWIDTH_8_MHZ);
+ tda10048_set_if(fe, 8000000);
+ tda10048_set_bandwidth(fe, 8000000);
/* Ensure we leave the gate closed */
tda10048_i2c_gate_ctrl(fe, 0);
@@ -1042,9 +1028,9 @@ static int tda10048_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
return 0;
}
-static int tda10048_get_frontend(struct dvb_frontend *fe,
- struct dvb_frontend_parameters *p)
+static int tda10048_get_frontend(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *p = &fe->dtv_property_cache;
struct tda10048_state *state = fe->demodulator_priv;
dprintk(1, "%s()\n", __func__);
@@ -1052,7 +1038,7 @@ static int tda10048_get_frontend(struct dvb_frontend *fe,
p->inversion = tda10048_readreg(state, TDA10048_CONF_C1_1)
& 0x20 ? INVERSION_ON : INVERSION_OFF;
- return tda10048_get_tps(state, &p->u.ofdm);
+ return tda10048_get_tps(state, p);
}
static int tda10048_get_tune_settings(struct dvb_frontend *fe,
@@ -1126,7 +1112,7 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config,
memcpy(&state->config, config, sizeof(*config));
state->i2c = i2c;
state->fwloaded = config->no_firmware;
- state->bandwidth = BANDWIDTH_8_MHZ;
+ state->bandwidth = 8000000;
/* check if the demod is present */
if (tda10048_readreg(state, TDA10048_IDENTITY) != 0x048)
@@ -1152,11 +1138,11 @@ struct dvb_frontend *tda10048_attach(const struct tda10048_config *config,
tda10048_establish_defaults(&state->frontend);
/* Set the xtal and freq defaults */
- if (tda10048_set_if(&state->frontend, BANDWIDTH_8_MHZ) != 0)
+ if (tda10048_set_if(&state->frontend, 8000000) != 0)
goto error;
/* Default bandwidth */
- if (tda10048_set_bandwidth(&state->frontend, BANDWIDTH_8_MHZ) != 0)
+ if (tda10048_set_bandwidth(&state->frontend, 8000000) != 0)
goto error;
/* Leave the gate closed */
@@ -1171,10 +1157,9 @@ error:
EXPORT_SYMBOL(tda10048_attach);
static struct dvb_frontend_ops tda10048_ops = {
-
+ .delsys = { SYS_DVBT },
.info = {
.name = "NXP TDA10048HN DVB-T",
- .type = FE_OFDM,
.frequency_min = 177000000,
.frequency_max = 858000000,
.frequency_stepsize = 166666,
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-16 03:37:29 +0000