diff options
author | Andreas Regel <andreas.regel@gmx.de> | 2009-11-13 18:20:54 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-05 18:41:31 -0200 |
commit | 7b035da93eb6ba839b39c61c5d993365ae308684 (patch) | |
tree | 93074e739df30d5b663955b3f513da6ccd5242c4 /drivers | |
parent | 1d4361718a47fba3b51f6e155524b5473a5b8d18 (diff) | |
download | linux-7b035da93eb6ba839b39c61c5d993365ae308684.tar.bz2 |
V4L/DVB (13359): stv090x: adds corrections of some register values
While here, also do some blind scan related fixes.
Signed-off-by: Andreas Regel <andreas.regel@gmx.de>
Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/media/dvb/frontends/stv090x.c | 84 |
1 files changed, 44 insertions, 40 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c index 65ae677015e4..48edd542242e 100644 --- a/drivers/media/dvb/frontends/stv090x.c +++ b/drivers/media/dvb/frontends/stv090x.c @@ -1238,6 +1238,8 @@ static int stv090x_delivery_search(struct stv090x_state *state) goto err; } + if (stv090x_set_vit_thtracq(state) < 0) + goto err; break; case STV090x_SEARCH_AUTO: @@ -1278,17 +1280,8 @@ static int stv090x_delivery_search(struct stv090x_state *state) goto err; } - if (state->srate >= 2000000) { - /* Srate >= 2MSPS, Viterbi threshold to acquire */ - if (stv090x_set_vit_thacq(state) < 0) - goto err; - } else { - /* Srate < 2MSPS, Reset Viterbi thresholdto track - * and then re-acquire - */ - if (stv090x_set_vit_thtracq(state) < 0) - goto err; - } + if (stv090x_set_vit_thacq(state) < 0) + goto err; if (stv090x_set_viterbi(state) < 0) goto err; @@ -1422,6 +1415,9 @@ static int stv090x_start_search(struct stv090x_state *state) if (STV090x_WRITE_DEMOD(state, DMDCFG2, reg) < 0) goto err; + if (STV090x_WRITE_DEMOD(state, RTC, 0x88) < 0) + goto err; + if (state->dev_ver >= 0x20) { /*Frequency offset detector setting*/ if (state->srate < 2000000) { @@ -1430,7 +1426,7 @@ static int stv090x_start_search(struct stv090x_state *state) if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x39) < 0) goto err; } else { - /* Cut 2 */ + /* Cut 3 */ if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x89) < 0) goto err; } @@ -1439,9 +1435,13 @@ static int stv090x_start_search(struct stv090x_state *state) } else if (state->srate < 10000000) { if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x4c) < 0) goto err; + if (STV090x_WRITE_DEMOD(state, CARHDR, 0x20) < 0) + goto err; } else { if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x4b) < 0) goto err; + if (STV090x_WRITE_DEMOD(state, CARHDR, 0x20) < 0) + goto err; } } else { if (state->srate < 10000000) { @@ -1489,8 +1489,8 @@ static int stv090x_get_agc2_min_level(struct stv090x_state *state) if (STV090x_WRITE_DEMOD(state, AGC2REF, 0x38) < 0) goto err; reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 1); + STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 0); + STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0); if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) goto err; @@ -1507,10 +1507,8 @@ static int stv090x_get_agc2_min_level(struct stv090x_state *state) if (stv090x_set_srate(state, 1000000) < 0) goto err; - steps = -1 + state->search_range / 1000000; - steps /= 2; - steps = (2 * steps) + 1; - if (steps < 0) + steps = state->search_range / 1000000; + if (steps <= 0) steps = 1; dir = 1; @@ -1596,13 +1594,15 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state) goto err; if (STV090x_WRITE_DEMOD(state, TMGCFG, 0x12) < 0) goto err; + if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc0) < 0) + goto err; if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0xf0) < 0) goto err; if (STV090x_WRITE_DEMOD(state, TMGTHFALL, 0xe0) < 0) goto err; reg = STV090x_READ_DEMOD(state, DMDCFGMD); STV090x_SETFIELD_Px(reg, SCAN_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 1); + STV090x_SETFIELD_Px(reg, CFR_AUTOSCAN_FIELD, 0); if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) goto err; @@ -1622,7 +1622,7 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state) if (state->dev_ver >= 0x30) { if (STV090x_WRITE_DEMOD(state, CARFREQ, 0x99) < 0) goto err; - if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x95) < 0) + if (STV090x_WRITE_DEMOD(state, SFRSTEP, 0x98) < 0) goto err; } else if (state->dev_ver >= 0x20) { @@ -1657,9 +1657,16 @@ static u32 stv090x_srate_srch_coarse(struct stv090x_state *state) while ((!tmg_lock) && (cur_step < steps)) { if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x5f) < 0) /* Demod RESET */ goto err; - reg = STV090x_READ_DEMOD(state, DMDISTATE); - STV090x_SETFIELD_Px(reg, I2C_DEMOD_MODE_FIELD, 0x00); /* trigger acquisition */ - if (STV090x_WRITE_DEMOD(state, DMDISTATE, reg) < 0) + if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0x00) < 0) + goto err; + if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0x00) < 0) + goto err; + if (STV090x_WRITE_DEMOD(state, SFRINIT1, 0x00) < 0) + goto err; + if (STV090x_WRITE_DEMOD(state, SFRINIT0, 0x00) < 0) + goto err; + /* trigger acquisition */ + if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x40) < 0) goto err; msleep(50); for (i = 0; i < 10; i++) { @@ -1744,7 +1751,7 @@ static u32 stv090x_srate_srch_fine(struct stv090x_state *state) else { if (STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1f) < 0) /* Demod RESET */ goto err; - if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0x01) < 0) + if (STV090x_WRITE_DEMOD(state, TMGCFG2, 0xc1) < 0) goto err; if (STV090x_WRITE_DEMOD(state, TMGTHRISE, 0x20) < 0) goto err; @@ -1869,8 +1876,8 @@ static int stv090x_blind_search(struct stv090x_state *state) u8 k_ref, k_max, k_min; int coarse_fail, lock; - k_max = 120; - k_min = 30; + k_max = 110; + k_min = 10; agc2 = stv090x_get_agc2_min_level(state); @@ -1933,7 +1940,7 @@ static int stv090x_blind_search(struct stv090x_state *state) lock = 0; } - k_ref -= 30; + k_ref -= 20; } while ((k_ref >= k_min) && (!lock) && (!coarse_fail)); } @@ -2103,17 +2110,6 @@ static int stv090x_get_coldlock(struct stv090x_state *state, s32 timeout_dmd) goto err; STV090x_WRITE_DEMOD(state, DMDISTATE, 0x1c); - if (state->delsys == STV090x_DVBS2) { - reg = STV090x_READ_DEMOD(state, DMDCFGMD); - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1); - STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1); - if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0) - goto err; - } if (STV090x_WRITE_DEMOD(state, CFRINIT1, 0x00) < 0) goto err; if (STV090x_WRITE_DEMOD(state, CFRINIT0, 0x00) < 0) @@ -2867,6 +2863,9 @@ static int stv090x_optimize_track(struct stv090x_state *state) if (stv090x_set_srate(state, srate) < 0) goto err; blind_tune = 1; + + if (stv090x_dvbs_track_crl(state) < 0) + goto err; } if (state->dev_ver >= 0x20) { @@ -3064,8 +3063,13 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state) goto err; if (state->dev_ver >= 0x20) { - if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0) /* cut 2.0 */ - goto err; + if (state->srate > 5000000) { + if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x9e) < 0) + goto err; + } else { + if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x82) < 0) + goto err; + } } stv090x_get_lock_tmg(state); |