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path: root/drivers/media/dvb/frontends/dib7000m.c
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Diffstat (limited to 'drivers/media/dvb/frontends/dib7000m.c')
-rw-r--r--drivers/media/dvb/frontends/dib7000m.c136
1 files changed, 71 insertions, 65 deletions
diff --git a/drivers/media/dvb/frontends/dib7000m.c b/drivers/media/dvb/frontends/dib7000m.c
index dbb76d75c93..148bf79236f 100644
--- a/drivers/media/dvb/frontends/dib7000m.c
+++ b/drivers/media/dvb/frontends/dib7000m.c
@@ -38,7 +38,7 @@ struct dib7000m_state {
u16 wbd_ref;
u8 current_band;
- fe_bandwidth_t current_bandwidth;
+ u32 current_bandwidth;
struct dibx000_agc_config *current_agc;
u32 timf;
u32 timf_default;
@@ -313,6 +313,9 @@ static int dib7000m_set_bandwidth(struct dib7000m_state *state, u32 bw)
{
u32 timf;
+ if (!bw)
+ bw = 8000;
+
// store the current bandwidth for later use
state->current_bandwidth = bw;
@@ -742,8 +745,9 @@ static void dib7000m_update_timf(struct dib7000m_state *state)
dprintk( "updated timf_frequency: %d (default: %d)",state->timf, state->timf_default);
}
-static int dib7000m_agc_startup(struct dvb_frontend *demod, struct dvb_frontend_parameters *ch)
+static int dib7000m_agc_startup(struct dvb_frontend *demod)
{
+ struct dtv_frontend_properties *ch = &demod->dtv_property_cache;
struct dib7000m_state *state = demod->demodulator_priv;
u16 cfg_72 = dib7000m_read_word(state, 72);
int ret = -1;
@@ -832,28 +836,29 @@ static int dib7000m_agc_startup(struct dvb_frontend *demod, struct dvb_frontend_
return ret;
}
-static void dib7000m_set_channel(struct dib7000m_state *state, struct dvb_frontend_parameters *ch, u8 seq)
+static void dib7000m_set_channel(struct dib7000m_state *state, struct dtv_frontend_properties *ch,
+ u8 seq)
{
u16 value, est[4];
- dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(ch->u.ofdm.bandwidth));
+ dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(ch->bandwidth_hz));
/* nfft, guard, qam, alpha */
value = 0;
- switch (ch->u.ofdm.transmission_mode) {
+ switch (ch->transmission_mode) {
case TRANSMISSION_MODE_2K: value |= (0 << 7); break;
case TRANSMISSION_MODE_4K: value |= (2 << 7); break;
default:
case TRANSMISSION_MODE_8K: value |= (1 << 7); break;
}
- switch (ch->u.ofdm.guard_interval) {
+ switch (ch->guard_interval) {
case GUARD_INTERVAL_1_32: value |= (0 << 5); break;
case GUARD_INTERVAL_1_16: value |= (1 << 5); break;
case GUARD_INTERVAL_1_4: value |= (3 << 5); break;
default:
case GUARD_INTERVAL_1_8: value |= (2 << 5); break;
}
- switch (ch->u.ofdm.constellation) {
+ switch (ch->modulation) {
case QPSK: value |= (0 << 3); break;
case QAM_16: value |= (1 << 3); break;
default:
@@ -872,11 +877,11 @@ static void dib7000m_set_channel(struct dib7000m_state *state, struct dvb_fronte
value = 0;
if (1 != 0)
value |= (1 << 6);
- if (ch->u.ofdm.hierarchy_information == 1)
+ if (ch->hierarchy == 1)
value |= (1 << 4);
if (1 == 1)
value |= 1;
- switch ((ch->u.ofdm.hierarchy_information == 0 || 1 == 1) ? ch->u.ofdm.code_rate_HP : ch->u.ofdm.code_rate_LP) {
+ switch ((ch->hierarchy == 0 || 1 == 1) ? ch->code_rate_HP : ch->code_rate_LP) {
case FEC_2_3: value |= (2 << 1); break;
case FEC_3_4: value |= (3 << 1); break;
case FEC_5_6: value |= (5 << 1); break;
@@ -901,13 +906,13 @@ static void dib7000m_set_channel(struct dib7000m_state *state, struct dvb_fronte
dib7000m_write_word(state, 33, (0 << 4) | 0x5);
/* P_dvsy_sync_wait */
- switch (ch->u.ofdm.transmission_mode) {
+ switch (ch->transmission_mode) {
case TRANSMISSION_MODE_8K: value = 256; break;
case TRANSMISSION_MODE_4K: value = 128; break;
case TRANSMISSION_MODE_2K:
default: value = 64; break;
}
- switch (ch->u.ofdm.guard_interval) {
+ switch (ch->guard_interval) {
case GUARD_INTERVAL_1_16: value *= 2; break;
case GUARD_INTERVAL_1_8: value *= 4; break;
case GUARD_INTERVAL_1_4: value *= 8; break;
@@ -925,7 +930,7 @@ static void dib7000m_set_channel(struct dib7000m_state *state, struct dvb_fronte
dib7000m_set_diversity_in(&state->demod, state->div_state);
/* channel estimation fine configuration */
- switch (ch->u.ofdm.constellation) {
+ switch (ch->modulation) {
case QAM_64:
est[0] = 0x0148; /* P_adp_regul_cnt 0.04 */
est[1] = 0xfff0; /* P_adp_noise_cnt -0.002 */
@@ -952,25 +957,26 @@ static void dib7000m_set_channel(struct dib7000m_state *state, struct dvb_fronte
dib7000m_set_power_mode(state, DIB7000M_POWER_COR4_DINTLV_ICIRM_EQUAL_CFROD);
}
-static int dib7000m_autosearch_start(struct dvb_frontend *demod, struct dvb_frontend_parameters *ch)
+static int dib7000m_autosearch_start(struct dvb_frontend *demod)
{
+ struct dtv_frontend_properties *ch = &demod->dtv_property_cache;
struct dib7000m_state *state = demod->demodulator_priv;
- struct dvb_frontend_parameters schan;
+ struct dtv_frontend_properties schan;
int ret = 0;
u32 value, factor;
schan = *ch;
- schan.u.ofdm.constellation = QAM_64;
- schan.u.ofdm.guard_interval = GUARD_INTERVAL_1_32;
- schan.u.ofdm.transmission_mode = TRANSMISSION_MODE_8K;
- schan.u.ofdm.code_rate_HP = FEC_2_3;
- schan.u.ofdm.code_rate_LP = FEC_3_4;
- schan.u.ofdm.hierarchy_information = 0;
+ schan.modulation = QAM_64;
+ schan.guard_interval = GUARD_INTERVAL_1_32;
+ schan.transmission_mode = TRANSMISSION_MODE_8K;
+ schan.code_rate_HP = FEC_2_3;
+ schan.code_rate_LP = FEC_3_4;
+ schan.hierarchy = 0;
dib7000m_set_channel(state, &schan, 7);
- factor = BANDWIDTH_TO_KHZ(ch->u.ofdm.bandwidth);
+ factor = BANDWIDTH_TO_KHZ(schan.bandwidth_hz);
if (factor >= 5000)
factor = 1;
else
@@ -1027,8 +1033,9 @@ static int dib7000m_autosearch_is_irq(struct dvb_frontend *demod)
return dib7000m_autosearch_irq(state, 537);
}
-static int dib7000m_tune(struct dvb_frontend *demod, struct dvb_frontend_parameters *ch)
+static int dib7000m_tune(struct dvb_frontend *demod)
{
+ struct dtv_frontend_properties *ch = &demod->dtv_property_cache;
struct dib7000m_state *state = demod->demodulator_priv;
int ret = 0;
u16 value;
@@ -1055,7 +1062,7 @@ static int dib7000m_tune(struct dvb_frontend *demod, struct dvb_frontend_paramet
//dump_reg(state);
/* P_timf_alpha, P_corm_alpha=6, P_corm_thres=0x80 */
value = (6 << 8) | 0x80;
- switch (ch->u.ofdm.transmission_mode) {
+ switch (ch->transmission_mode) {
case TRANSMISSION_MODE_2K: value |= (7 << 12); break;
case TRANSMISSION_MODE_4K: value |= (8 << 12); break;
default:
@@ -1065,7 +1072,7 @@ static int dib7000m_tune(struct dvb_frontend *demod, struct dvb_frontend_paramet
/* P_ctrl_freeze_pha_shift=0, P_ctrl_pha_off_max */
value = (0 << 4);
- switch (ch->u.ofdm.transmission_mode) {
+ switch (ch->transmission_mode) {
case TRANSMISSION_MODE_2K: value |= 0x6; break;
case TRANSMISSION_MODE_4K: value |= 0x7; break;
default:
@@ -1075,7 +1082,7 @@ static int dib7000m_tune(struct dvb_frontend *demod, struct dvb_frontend_paramet
/* P_ctrl_sfreq_inh=0, P_ctrl_sfreq_step */
value = (0 << 4);
- switch (ch->u.ofdm.transmission_mode) {
+ switch (ch->transmission_mode) {
case TRANSMISSION_MODE_2K: value |= 0x6; break;
case TRANSMISSION_MODE_4K: value |= 0x7; break;
default:
@@ -1087,7 +1094,7 @@ static int dib7000m_tune(struct dvb_frontend *demod, struct dvb_frontend_paramet
if ((dib7000m_read_word(state, 535) >> 6) & 0x1)
dib7000m_update_timf(state);
- dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(ch->u.ofdm.bandwidth));
+ dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(ch->bandwidth_hz));
return ret;
}
@@ -1147,57 +1154,57 @@ static int dib7000m_identify(struct dib7000m_state *state)
}
-static int dib7000m_get_frontend(struct dvb_frontend* fe,
- struct dvb_frontend_parameters *fep)
+static int dib7000m_get_frontend(struct dvb_frontend* fe)
{
+ struct dtv_frontend_properties *fep = &fe->dtv_property_cache;
struct dib7000m_state *state = fe->demodulator_priv;
u16 tps = dib7000m_read_word(state,480);
fep->inversion = INVERSION_AUTO;
- fep->u.ofdm.bandwidth = state->current_bandwidth;
+ fep->bandwidth_hz = BANDWIDTH_TO_HZ(state->current_bandwidth);
switch ((tps >> 8) & 0x3) {
- case 0: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_2K; break;
- case 1: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_8K; break;
- /* case 2: fep->u.ofdm.transmission_mode = TRANSMISSION_MODE_4K; break; */
+ case 0: fep->transmission_mode = TRANSMISSION_MODE_2K; break;
+ case 1: fep->transmission_mode = TRANSMISSION_MODE_8K; break;
+ /* case 2: fep->transmission_mode = TRANSMISSION_MODE_4K; break; */
}
switch (tps & 0x3) {
- case 0: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_32; break;
- case 1: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_16; break;
- case 2: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_8; break;
- case 3: fep->u.ofdm.guard_interval = GUARD_INTERVAL_1_4; break;
+ case 0: fep->guard_interval = GUARD_INTERVAL_1_32; break;
+ case 1: fep->guard_interval = GUARD_INTERVAL_1_16; break;
+ case 2: fep->guard_interval = GUARD_INTERVAL_1_8; break;
+ case 3: fep->guard_interval = GUARD_INTERVAL_1_4; break;
}
switch ((tps >> 14) & 0x3) {
- case 0: fep->u.ofdm.constellation = QPSK; break;
- case 1: fep->u.ofdm.constellation = QAM_16; break;
+ case 0: fep->modulation = QPSK; break;
+ case 1: fep->modulation = QAM_16; break;
case 2:
- default: fep->u.ofdm.constellation = QAM_64; break;
+ default: fep->modulation = QAM_64; break;
}
/* as long as the frontend_param structure is fixed for hierarchical transmission I refuse to use it */
/* (tps >> 13) & 0x1 == hrch is used, (tps >> 10) & 0x7 == alpha */
- fep->u.ofdm.hierarchy_information = HIERARCHY_NONE;
+ fep->hierarchy = HIERARCHY_NONE;
switch ((tps >> 5) & 0x7) {
- case 1: fep->u.ofdm.code_rate_HP = FEC_1_2; break;
- case 2: fep->u.ofdm.code_rate_HP = FEC_2_3; break;
- case 3: fep->u.ofdm.code_rate_HP = FEC_3_4; break;
- case 5: fep->u.ofdm.code_rate_HP = FEC_5_6; break;
+ case 1: fep->code_rate_HP = FEC_1_2; break;
+ case 2: fep->code_rate_HP = FEC_2_3; break;
+ case 3: fep->code_rate_HP = FEC_3_4; break;
+ case 5: fep->code_rate_HP = FEC_5_6; break;
case 7:
- default: fep->u.ofdm.code_rate_HP = FEC_7_8; break;
+ default: fep->code_rate_HP = FEC_7_8; break;
}
switch ((tps >> 2) & 0x7) {
- case 1: fep->u.ofdm.code_rate_LP = FEC_1_2; break;
- case 2: fep->u.ofdm.code_rate_LP = FEC_2_3; break;
- case 3: fep->u.ofdm.code_rate_LP = FEC_3_4; break;
- case 5: fep->u.ofdm.code_rate_LP = FEC_5_6; break;
+ case 1: fep->code_rate_LP = FEC_1_2; break;
+ case 2: fep->code_rate_LP = FEC_2_3; break;
+ case 3: fep->code_rate_LP = FEC_3_4; break;
+ case 5: fep->code_rate_LP = FEC_5_6; break;
case 7:
- default: fep->u.ofdm.code_rate_LP = FEC_7_8; break;
+ default: fep->code_rate_LP = FEC_7_8; break;
}
/* native interleaver: (dib7000m_read_word(state, 481) >> 5) & 0x1 */
@@ -1205,35 +1212,34 @@ static int dib7000m_get_frontend(struct dvb_frontend* fe,
return 0;
}
-static int dib7000m_set_frontend(struct dvb_frontend* fe,
- struct dvb_frontend_parameters *fep)
+static int dib7000m_set_frontend(struct dvb_frontend *fe)
{
+ struct dtv_frontend_properties *fep = &fe->dtv_property_cache;
struct dib7000m_state *state = fe->demodulator_priv;
int time, ret;
- dib7000m_set_output_mode(state, OUTMODE_HIGH_Z);
+ dib7000m_set_output_mode(state, OUTMODE_HIGH_Z);
- state->current_bandwidth = fep->u.ofdm.bandwidth;
- dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(fep->u.ofdm.bandwidth));
+ dib7000m_set_bandwidth(state, BANDWIDTH_TO_KHZ(fep->bandwidth_hz));
if (fe->ops.tuner_ops.set_params)
- fe->ops.tuner_ops.set_params(fe, fep);
+ fe->ops.tuner_ops.set_params(fe);
/* start up the AGC */
state->agc_state = 0;
do {
- time = dib7000m_agc_startup(fe, fep);
+ time = dib7000m_agc_startup(fe);
if (time != -1)
msleep(time);
} while (time != -1);
- if (fep->u.ofdm.transmission_mode == TRANSMISSION_MODE_AUTO ||
- fep->u.ofdm.guard_interval == GUARD_INTERVAL_AUTO ||
- fep->u.ofdm.constellation == QAM_AUTO ||
- fep->u.ofdm.code_rate_HP == FEC_AUTO) {
+ if (fep->transmission_mode == TRANSMISSION_MODE_AUTO ||
+ fep->guard_interval == GUARD_INTERVAL_AUTO ||
+ fep->modulation == QAM_AUTO ||
+ fep->code_rate_HP == FEC_AUTO) {
int i = 800, found;
- dib7000m_autosearch_start(fe, fep);
+ dib7000m_autosearch_start(fe);
do {
msleep(1);
found = dib7000m_autosearch_is_irq(fe);
@@ -1243,10 +1249,10 @@ static int dib7000m_set_frontend(struct dvb_frontend* fe,
if (found == 0 || found == 1)
return 0; // no channel found
- dib7000m_get_frontend(fe, fep);
+ dib7000m_get_frontend(fe);
}
- ret = dib7000m_tune(fe, fep);
+ ret = dib7000m_tune(fe);
/* make this a config parameter */
dib7000m_set_output_mode(state, OUTMODE_MPEG2_FIFO);
@@ -1430,9 +1436,9 @@ error:
EXPORT_SYMBOL(dib7000m_attach);
static struct dvb_frontend_ops dib7000m_ops = {
+ .delsys = { SYS_DVBT },
.info = {
.name = "DiBcom 7000MA/MB/PA/PB/MC",
- .type = FE_OFDM,
.frequency_min = 44250000,
.frequency_max = 867250000,
.frequency_stepsize = 62500,
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-30 11:39:59 +0000