switch (*tune_state) {
case CT_DEMOD_START: /* 30 */
- dib8000_reset_stats(fe);
+ dib8000_reset_stats(fe);
- if (state->revision == 0x8090)
- dib8090p_init_sdram(state);
- state->status = FE_STATUS_TUNE_PENDING;
- state->channel_parameters_set = is_manual_mode(c);
+ if (state->revision == 0x8090)
+ dib8090p_init_sdram(state);
+ state->status = FE_STATUS_TUNE_PENDING;
+ state->channel_parameters_set = is_manual_mode(c);
- dprintk("Tuning channel on %s search mode",
- state->channel_parameters_set ? "manual" : "auto");
+ dprintk("Tuning channel on %s search mode",
+ state->channel_parameters_set ? "manual" : "auto");
- dib8000_viterbi_state(state, 0); /* force chan dec in restart */
+ dib8000_viterbi_state(state, 0); /* force chan dec in restart */
- /* Layer monitor */
- dib8000_write_word(state, 285, dib8000_read_word(state, 285) & 0x60);
+ /* Layer monitor */
+ dib8000_write_word(state, 285, dib8000_read_word(state, 285) & 0x60);
- dib8000_set_frequency_offset(state);
- dib8000_set_bandwidth(fe, c->bandwidth_hz / 1000);
+ dib8000_set_frequency_offset(state);
+ dib8000_set_bandwidth(fe, c->bandwidth_hz / 1000);
- if (state->channel_parameters_set == 0) { /* The channel struct is unknown, search it ! */
+ if (state->channel_parameters_set == 0) { /* The channel struct is unknown, search it ! */
#ifdef DIB8000_AGC_FREEZE
- if (state->revision != 0x8090) {
- state->agc1_max = dib8000_read_word(state, 108);
- state->agc1_min = dib8000_read_word(state, 109);
- state->agc2_max = dib8000_read_word(state, 110);
- state->agc2_min = dib8000_read_word(state, 111);
- agc1 = dib8000_read_word(state, 388);
- agc2 = dib8000_read_word(state, 389);
- dib8000_write_word(state, 108, agc1);
- dib8000_write_word(state, 109, agc1);
- dib8000_write_word(state, 110, agc2);
- dib8000_write_word(state, 111, agc2);
- }
-#endif
- state->autosearch_state = AS_SEARCHING_FFT;
- state->found_nfft = TRANSMISSION_MODE_AUTO;
- state->found_guard = GUARD_INTERVAL_AUTO;
- *tune_state = CT_DEMOD_SEARCH_NEXT;
- } else { /* we already know the channel struct so TUNE only ! */
- state->autosearch_state = AS_DONE;
- *tune_state = CT_DEMOD_STEP_3;
+ if (state->revision != 0x8090) {
+ state->agc1_max = dib8000_read_word(state, 108);
+ state->agc1_min = dib8000_read_word(state, 109);
+ state->agc2_max = dib8000_read_word(state, 110);
+ state->agc2_min = dib8000_read_word(state, 111);
+ agc1 = dib8000_read_word(state, 388);
+ agc2 = dib8000_read_word(state, 389);
+ dib8000_write_word(state, 108, agc1);
+ dib8000_write_word(state, 109, agc1);
+ dib8000_write_word(state, 110, agc2);
+ dib8000_write_word(state, 111, agc2);
}
- state->symbol_duration = dib8000_get_symbol_duration(state);
- break;
+#endif
+ state->autosearch_state = AS_SEARCHING_FFT;
+ state->found_nfft = TRANSMISSION_MODE_AUTO;
+ state->found_guard = GUARD_INTERVAL_AUTO;
+ *tune_state = CT_DEMOD_SEARCH_NEXT;
+ } else { /* we already know the channel struct so TUNE only ! */
+ state->autosearch_state = AS_DONE;
+ *tune_state = CT_DEMOD_STEP_3;
+ }
+ state->symbol_duration = dib8000_get_symbol_duration(state);
+ break;
case CT_DEMOD_SEARCH_NEXT: /* 51 */
- dib8000_autosearch_start(fe);
- if (state->revision == 0x8090)
- ret = 50;
- else
- ret = 15;
- *tune_state = CT_DEMOD_STEP_1;
- break;
+ dib8000_autosearch_start(fe);
+ if (state->revision == 0x8090)
+ ret = 50;
+ else
+ ret = 15;
+ *tune_state = CT_DEMOD_STEP_1;
+ break;
case CT_DEMOD_STEP_1: /* 31 */
- switch (dib8000_autosearch_irq(fe)) {
- case 1: /* fail */
- state->status = FE_STATUS_TUNE_FAILED;
- state->autosearch_state = AS_DONE;
- *tune_state = CT_DEMOD_STOP; /* else we are done here */
- break;
- case 2: /* Succes */
- state->status = FE_STATUS_FFT_SUCCESS; /* signal to the upper layer, that there was a channel found and the parameters can be read */
- *tune_state = CT_DEMOD_STEP_3;
- if (state->autosearch_state == AS_SEARCHING_GUARD)
- *tune_state = CT_DEMOD_STEP_2;
- else
- state->autosearch_state = AS_DONE;
- break;
- case 3: /* Autosearch FFT max correlation endded */
- *tune_state = CT_DEMOD_STEP_2;
- break;
- }
+ switch (dib8000_autosearch_irq(fe)) {
+ case 1: /* fail */
+ state->status = FE_STATUS_TUNE_FAILED;
+ state->autosearch_state = AS_DONE;
+ *tune_state = CT_DEMOD_STOP; /* else we are done here */
+ break;
+ case 2: /* Succes */
+ state->status = FE_STATUS_FFT_SUCCESS; /* signal to the upper layer, that there was a channel found and the parameters can be read */
+ *tune_state = CT_DEMOD_STEP_3;
+ if (state->autosearch_state == AS_SEARCHING_GUARD)
+ *tune_state = CT_DEMOD_STEP_2;
+ else
+ state->autosearch_state = AS_DONE;
+ break;
+ case 3: /* Autosearch FFT max correlation endded */
+ *tune_state = CT_DEMOD_STEP_2;
break;
+ }
+ break;
case CT_DEMOD_STEP_2:
- switch (state->autosearch_state) {
- case AS_SEARCHING_FFT:
- /* searching for the correct FFT */
- if (state->revision == 0x8090) {
- corm[2] = (dib8000_read_word(state, 596) << 16) | (dib8000_read_word(state, 597));
- corm[1] = (dib8000_read_word(state, 598) << 16) | (dib8000_read_word(state, 599));
- corm[0] = (dib8000_read_word(state, 600) << 16) | (dib8000_read_word(state, 601));
- } else {
- corm[2] = (dib8000_read_word(state, 594) << 16) | (dib8000_read_word(state, 595));
- corm[1] = (dib8000_read_word(state, 596) << 16) | (dib8000_read_word(state, 597));
- corm[0] = (dib8000_read_word(state, 598) << 16) | (dib8000_read_word(state, 599));
- }
- /* dprintk("corm fft: %u %u %u", corm[0], corm[1], corm[2]); */
+ switch (state->autosearch_state) {
+ case AS_SEARCHING_FFT:
+ /* searching for the correct FFT */
+ if (state->revision == 0x8090) {
+ corm[2] = (dib8000_read_word(state, 596) << 16) | (dib8000_read_word(state, 597));
+ corm[1] = (dib8000_read_word(state, 598) << 16) | (dib8000_read_word(state, 599));
+ corm[0] = (dib8000_read_word(state, 600) << 16) | (dib8000_read_word(state, 601));
+ } else {
+ corm[2] = (dib8000_read_word(state, 594) << 16) | (dib8000_read_word(state, 595));
+ corm[1] = (dib8000_read_word(state, 596) << 16) | (dib8000_read_word(state, 597));
+ corm[0] = (dib8000_read_word(state, 598) << 16) | (dib8000_read_word(state, 599));
+ }
+ /* dprintk("corm fft: %u %u %u", corm[0], corm[1], corm[2]); */
- max_value = 0;
- for (find_index = 1 ; find_index < 3 ; find_index++) {
- if (corm[max_value] < corm[find_index])
- max_value = find_index ;
- }
+ max_value = 0;
+ for (find_index = 1 ; find_index < 3 ; find_index++) {
+ if (corm[max_value] < corm[find_index])
+ max_value = find_index ;
+ }
- switch (max_value) {
- case 0:
- state->found_nfft = TRANSMISSION_MODE_2K;
- break;
- case 1:
- state->found_nfft = TRANSMISSION_MODE_4K;
- break;
- case 2:
- default:
- state->found_nfft = TRANSMISSION_MODE_8K;
- break;
- }
- /* dprintk("Autosearch FFT has found Mode %d", max_value + 1); */
-
- *tune_state = CT_DEMOD_SEARCH_NEXT;
- state->autosearch_state = AS_SEARCHING_GUARD;
- if (state->revision == 0x8090)
- ret = 50;
- else
- ret = 10;
- break;
- case AS_SEARCHING_GUARD:
- /* searching for the correct guard interval */
- if (state->revision == 0x8090)
- state->found_guard = dib8000_read_word(state, 572) & 0x3;
- else
- state->found_guard = dib8000_read_word(state, 570) & 0x3;
- /* dprintk("guard interval found=%i", state->found_guard); */
-
- *tune_state = CT_DEMOD_STEP_3;
- break;
+ switch (max_value) {
+ case 0:
+ state->found_nfft = TRANSMISSION_MODE_2K;
+ break;
+ case 1:
+ state->found_nfft = TRANSMISSION_MODE_4K;
+ break;
+ case 2:
default:
- /* the demod should never be in this state */
- state->status = FE_STATUS_TUNE_FAILED;
- state->autosearch_state = AS_DONE;
- *tune_state = CT_DEMOD_STOP; /* else we are done here */
- break;
+ state->found_nfft = TRANSMISSION_MODE_8K;
+ break;
}
+ /* dprintk("Autosearch FFT has found Mode %d", max_value + 1); */
+
+ *tune_state = CT_DEMOD_SEARCH_NEXT;
+ state->autosearch_state = AS_SEARCHING_GUARD;
+ if (state->revision == 0x8090)
+ ret = 50;
+ else
+ ret = 10;
break;
+ case AS_SEARCHING_GUARD:
+ /* searching for the correct guard interval */
+ if (state->revision == 0x8090)
+ state->found_guard = dib8000_read_word(state, 572) & 0x3;
+ else
+ state->found_guard = dib8000_read_word(state, 570) & 0x3;
+ /* dprintk("guard interval found=%i", state->found_guard); */
- case CT_DEMOD_STEP_3: /* 33 */
- state->symbol_duration = dib8000_get_symbol_duration(state);
- dib8000_set_isdbt_loop_params(state, LOOP_TUNE_1);
- dib8000_set_isdbt_common_channel(state, 0, 0);/* setting the known channel parameters here */
- *tune_state = CT_DEMOD_STEP_4;
+ *tune_state = CT_DEMOD_STEP_3;
break;
+ default:
+ /* the demod should never be in this state */
+ state->status = FE_STATUS_TUNE_FAILED;
+ state->autosearch_state = AS_DONE;
+ *tune_state = CT_DEMOD_STOP; /* else we are done here */
+ break;
+ }
+ break;
+
+ case CT_DEMOD_STEP_3: /* 33 */
+ state->symbol_duration = dib8000_get_symbol_duration(state);
+ dib8000_set_isdbt_loop_params(state, LOOP_TUNE_1);
+ dib8000_set_isdbt_common_channel(state, 0, 0);/* setting the known channel parameters here */
+ *tune_state = CT_DEMOD_STEP_4;
+ break;
case CT_DEMOD_STEP_4: /* (34) */
- dib8000_demod_restart(state);
+ dib8000_demod_restart(state);
- dib8000_set_sync_wait(state);
- dib8000_set_diversity_in(state->fe[0], state->diversity_onoff);
+ dib8000_set_sync_wait(state);
+ dib8000_set_diversity_in(state->fe[0], state->diversity_onoff);
- locks = (dib8000_read_word(state, 180) >> 6) & 0x3f; /* P_coff_winlen ? */
- /* coff should lock over P_coff_winlen ofdm symbols : give 3 times this length to lock */
- *timeout = dib8000_get_timeout(state, 2 * locks, SYMBOL_DEPENDENT_ON);
- *tune_state = CT_DEMOD_STEP_5;
- break;
+ locks = (dib8000_read_word(state, 180) >> 6) & 0x3f; /* P_coff_winlen ? */
+ /* coff should lock over P_coff_winlen ofdm symbols : give 3 times this length to lock */
+ *timeout = dib8000_get_timeout(state, 2 * locks, SYMBOL_DEPENDENT_ON);
+ *tune_state = CT_DEMOD_STEP_5;
+ break;
case CT_DEMOD_STEP_5: /* (35) */
- locks = dib8000_read_lock(fe);
- if (locks & (0x3 << 11)) { /* coff-lock and off_cpil_lock achieved */
- dib8000_update_timf(state); /* we achieved a coff_cpil_lock - it's time to update the timf */
- if (!state->differential_constellation) {
- /* 2 times lmod4_win_len + 10 symbols (pipe delay after coff + nb to compute a 1st correlation) */
- *timeout = dib8000_get_timeout(state, (20 * ((dib8000_read_word(state, 188)>>5)&0x1f)), SYMBOL_DEPENDENT_ON);
- *tune_state = CT_DEMOD_STEP_7;
- } else {
- *tune_state = CT_DEMOD_STEP_8;
- }
- } else if (now > *timeout) {
- *tune_state = CT_DEMOD_STEP_6; /* goto check for diversity input connection */
+ locks = dib8000_read_lock(fe);
+ if (locks & (0x3 << 11)) { /* coff-lock and off_cpil_lock achieved */
+ dib8000_update_timf(state); /* we achieved a coff_cpil_lock - it's time to update the timf */
+ if (!state->differential_constellation) {
+ /* 2 times lmod4_win_len + 10 symbols (pipe delay after coff + nb to compute a 1st correlation) */
+ *timeout = dib8000_get_timeout(state, (20 * ((dib8000_read_word(state, 188)>>5)&0x1f)), SYMBOL_DEPENDENT_ON);
+ *tune_state = CT_DEMOD_STEP_7;
+ } else {
+ *tune_state = CT_DEMOD_STEP_8;
}
- break;
+ } else if (now > *timeout) {
+ *tune_state = CT_DEMOD_STEP_6; /* goto check for diversity input connection */
+ }
+ break;
case CT_DEMOD_STEP_6: /* (36) if there is an input (diversity) */
- if ((state->fe[1] != NULL) && (state->output_mode != OUTMODE_DIVERSITY)) {
- /* if there is a diversity fe in input and this fe is has not already failled : wait here until this this fe has succedeed or failled */
- if (dib8000_get_status(state->fe[1]) <= FE_STATUS_STD_SUCCESS) /* Something is locked on the input fe */
- *tune_state = CT_DEMOD_STEP_8; /* go for mpeg */
- else if (dib8000_get_status(state->fe[1]) >= FE_STATUS_TUNE_TIME_TOO_SHORT) { /* fe in input failled also, break the current one */
- *tune_state = CT_DEMOD_STOP; /* else we are done here ; step 8 will close the loops and exit */
- dib8000_viterbi_state(state, 1); /* start viterbi chandec */
- dib8000_set_isdbt_loop_params(state, LOOP_TUNE_2);
- state->status = FE_STATUS_TUNE_FAILED;
- }
- } else {
+ if ((state->fe[1] != NULL) && (state->output_mode != OUTMODE_DIVERSITY)) {
+ /* if there is a diversity fe in input and this fe is has not already failled : wait here until this this fe has succedeed or failled */
+ if (dib8000_get_status(state->fe[1]) <= FE_STATUS_STD_SUCCESS) /* Something is locked on the input fe */
+ *tune_state = CT_DEMOD_STEP_8; /* go for mpeg */
+ else if (dib8000_get_status(state->fe[1]) >= FE_STATUS_TUNE_TIME_TOO_SHORT) { /* fe in input failled also, break the current one */
+ *tune_state = CT_DEMOD_STOP; /* else we are done here ; step 8 will close the loops and exit */
dib8000_viterbi_state(state, 1); /* start viterbi chandec */
dib8000_set_isdbt_loop_params(state, LOOP_TUNE_2);
- *tune_state = CT_DEMOD_STOP; /* else we are done here ; step 8 will close the loops and exit */
state->status = FE_STATUS_TUNE_FAILED;
}
- break;
+ } else {
+ dib8000_viterbi_state(state, 1); /* start viterbi chandec */
+ dib8000_set_isdbt_loop_params(state, LOOP_TUNE_2);
+ *tune_state = CT_DEMOD_STOP; /* else we are done here ; step 8 will close the loops and exit */
+ state->status = FE_STATUS_TUNE_FAILED;
+ }
+ break;
case CT_DEMOD_STEP_7: /* 37 */
- locks = dib8000_read_lock(fe);
- if (locks & (1<<10)) { /* lmod4_lock */
- ret = 14; /* wait for 14 symbols */
- *tune_state = CT_DEMOD_STEP_8;
- } else if (now > *timeout)
- *tune_state = CT_DEMOD_STEP_6; /* goto check for diversity input connection */
- break;
+ locks = dib8000_read_lock(fe);
+ if (locks & (1<<10)) { /* lmod4_lock */
+ ret = 14; /* wait for 14 symbols */
+ *tune_state = CT_DEMOD_STEP_8;
+ } else if (now > *timeout)
+ *tune_state = CT_DEMOD_STEP_6; /* goto check for diversity input connection */
+ break;
case CT_DEMOD_STEP_8: /* 38 */
- dib8000_viterbi_state(state, 1); /* start viterbi chandec */
- dib8000_set_isdbt_loop_params(state, LOOP_TUNE_2);
-
- /* mpeg will never lock on this condition because init_prbs is not set : search for it !*/
- if (c->isdbt_sb_mode
- && c->isdbt_sb_subchannel < 14
- && !state->differential_constellation) {
- state->subchannel = 0;
- *tune_state = CT_DEMOD_STEP_11;
- } else {
- *tune_state = CT_DEMOD_STEP_9;
- state->status = FE_STATUS_LOCKED;
- }
- break;
+ dib8000_viterbi_state(state, 1); /* start viterbi chandec */
+ dib8000_set_isdbt_loop_params(state, LOOP_TUNE_2);
+
+ /* mpeg will never lock on this condition because init_prbs is not set : search for it !*/
+ if (c->isdbt_sb_mode
+ && c->isdbt_sb_subchannel < 14
+ && !state->differential_constellation) {
+ state->subchannel = 0;
+ *tune_state = CT_DEMOD_STEP_11;
+ } else {
+ *tune_state = CT_DEMOD_STEP_9;
+ state->status = FE_STATUS_LOCKED;
+ }
+ break;
case CT_DEMOD_STEP_9: /* 39 */
- if ((state->revision == 0x8090) || ((dib8000_read_word(state, 1291) >> 9) & 0x1)) { /* fe capable of deinterleaving : esram */
- /* defines timeout for mpeg lock depending on interleaver length of longest layer */
- for (i = 0; i < 3; i++) {
- if (c->layer[i].interleaving >= deeper_interleaver) {
- dprintk("layer%i: time interleaver = %d ", i, c->layer[i].interleaving);
- if (c->layer[i].segment_count > 0) { /* valid layer */
- deeper_interleaver = c->layer[0].interleaving;
- state->longest_intlv_layer = i;
- }
+ if ((state->revision == 0x8090) || ((dib8000_read_word(state, 1291) >> 9) & 0x1)) { /* fe capable of deinterleaving : esram */
+ /* defines timeout for mpeg lock depending on interleaver length of longest layer */
+ for (i = 0; i < 3; i++) {
+ if (c->layer[i].interleaving >= deeper_interleaver) {
+ dprintk("layer%i: time interleaver = %d ", i, c->layer[i].interleaving);
+ if (c->layer[i].segment_count > 0) { /* valid layer */
+ deeper_interleaver = c->layer[0].interleaving;
+ state->longest_intlv_layer = i;
}
}
+ }
- if (deeper_interleaver == 0)
- locks = 2; /* locks is the tmp local variable name */
- else if (deeper_interleaver == 3)
- locks = 8;
- else
- locks = 2 * deeper_interleaver;
+ if (deeper_interleaver == 0)
+ locks = 2; /* locks is the tmp local variable name */
+ else if (deeper_interleaver == 3)
+ locks = 8;
+ else
+ locks = 2 * deeper_interleaver;
- if (state->diversity_onoff != 0) /* because of diversity sync */
- locks *= 2;
+ if (state->diversity_onoff != 0) /* because of diversity sync */
+ locks *= 2;
- *timeout = now + (2000 * locks); /* give the mpeg lock 800ms if sram is present */
- dprintk("Deeper interleaver mode = %d on layer %d : timeout mult factor = %d => will use timeout = %d", deeper_interleaver, state->longest_intlv_layer, locks, *timeout);
+ *timeout = now + (2000 * locks); /* give the mpeg lock 800ms if sram is present */
+ dprintk("Deeper interleaver mode = %d on layer %d : timeout mult factor = %d => will use timeout = %d", deeper_interleaver, state->longest_intlv_layer, locks, *timeout);
- *tune_state = CT_DEMOD_STEP_10;
- } else
- *tune_state = CT_DEMOD_STOP;
- break;
+ *tune_state = CT_DEMOD_STEP_10;
+ } else
+ *tune_state = CT_DEMOD_STOP;
+ break;
case CT_DEMOD_STEP_10: /* 40 */
- locks = dib8000_read_lock(fe);
- if (locks&(1<<(7-state->longest_intlv_layer))) { /* mpeg lock : check the longest one */
- dprintk("Mpeg locks [ L0 : %d | L1 : %d | L2 : %d ]", (locks>>7)&0x1, (locks>>6)&0x1, (locks>>5)&0x1);
- if (c->isdbt_sb_mode
- && c->isdbt_sb_subchannel < 14
- && !state->differential_constellation)
- /* signal to the upper layer, that there was a channel found and the parameters can be read */
- state->status = FE_STATUS_DEMOD_SUCCESS;
- else
+ locks = dib8000_read_lock(fe);
+ if (locks&(1<<(7-state->longest_intlv_layer))) { /* mpeg lock : check the longest one */
+ dprintk("Mpeg locks [ L0 : %d | L1 : %d | L2 : %d ]", (locks>>7)&0x1, (locks>>6)&0x1, (locks>>5)&0x1);
+ if (c->isdbt_sb_mode
+ && c->isdbt_sb_subchannel < 14
+ && !state->differential_constellation)
+ /* signal to the upper layer, that there was a channel found and the parameters can be read */
+ state->status = FE_STATUS_DEMOD_SUCCESS;
+ else
+ state->status = FE_STATUS_DATA_LOCKED;
+ *tune_state = CT_DEMOD_STOP;
+ } else if (now > *timeout) {
+ if (c->isdbt_sb_mode
+ && c->isdbt_sb_subchannel < 14
+ && !state->differential_constellation) { /* continue to try init prbs autosearch */
+ state->subchannel += 3;
+ *tune_state = CT_DEMOD_STEP_11;
+ } else { /* we are done mpeg of the longest interleaver xas not locking but let's try if an other layer has locked in the same time */
+ if (locks & (0x7<<5)) {
+ dprintk("Mpeg locks [ L0 : %d | L1 : %d | L2 : %d ]", (locks>>7)&0x1, (locks>>6)&0x1, (locks>>5)&0x1);
state->status = FE_STATUS_DATA_LOCKED;
+ } else
+ state->status = FE_STATUS_TUNE_FAILED;
*tune_state = CT_DEMOD_STOP;
- } else if (now > *timeout) {
- if (c->isdbt_sb_mode
- && c->isdbt_sb_subchannel < 14
- && !state->differential_constellation) { /* continue to try init prbs autosearch */
- state->subchannel += 3;
- *tune_state = CT_DEMOD_STEP_11;
- } else { /* we are done mpeg of the longest interleaver xas not locking but let's try if an other layer has locked in the same time */
- if (locks & (0x7<<5)) {
- dprintk("Mpeg locks [ L0 : %d | L1 : %d | L2 : %d ]", (locks>>7)&0x1, (locks>>6)&0x1, (locks>>5)&0x1);
- state->status = FE_STATUS_DATA_LOCKED;
- } else
- state->status = FE_STATUS_TUNE_FAILED;
- *tune_state = CT_DEMOD_STOP;
- }
}
- break;
+ }
+ break;
case CT_DEMOD_STEP_11: /* 41 : init prbs autosearch */
- if (state->subchannel <= 41) {
- dib8000_set_subchannel_prbs(state, dib8000_get_init_prbs(state, state->subchannel));
- *tune_state = CT_DEMOD_STEP_9;
- } else {
- *tune_state = CT_DEMOD_STOP;
- state->status = FE_STATUS_TUNE_FAILED;
- }
- break;
+ if (state->subchannel <= 41) {
+ dib8000_set_subchannel_prbs(state, dib8000_get_init_prbs(state, state->subchannel));
+ *tune_state = CT_DEMOD_STEP_9;
+ } else {
+ *tune_state = CT_DEMOD_STOP;
+ state->status = FE_STATUS_TUNE_FAILED;
+ }
+ break;
default:
- break;
+ break;
}
/* tuning is finished - cleanup the demod */
switch (*tune_state) {
case CT_DEMOD_STOP: /* (42) */
#ifdef DIB8000_AGC_FREEZE
- if ((state->revision != 0x8090) && (state->agc1_max != 0)) {
- dib8000_write_word(state, 108, state->agc1_max);
- dib8000_write_word(state, 109, state->agc1_min);
- dib8000_write_word(state, 110, state->agc2_max);
- dib8000_write_word(state, 111, state->agc2_min);
- state->agc1_max = 0;
- state->agc1_min = 0;
- state->agc2_max = 0;
- state->agc2_min = 0;
- }
+ if ((state->revision != 0x8090) && (state->agc1_max != 0)) {
+ dib8000_write_word(state, 108, state->agc1_max);
+ dib8000_write_word(state, 109, state->agc1_min);
+ dib8000_write_word(state, 110, state->agc2_max);
+ dib8000_write_word(state, 111, state->agc2_min);
+ state->agc1_max = 0;
+ state->agc1_min = 0;
+ state->agc2_max = 0;
+ state->agc2_min = 0;
+ }
#endif
- ret = FE_CALLBACK_TIME_NEVER;
- break;
+ ret = FE_CALLBACK_TIME_NEVER;
+ break;
default:
- break;
+ break;
}
if ((ret > 0) && (*tune_state > CT_DEMOD_STEP_3))
projects / linux-beck.git / commitdiff