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V4L/DVB (13359): stv090x: adds corrections of some register values

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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>
This commit is contained in:
Andreas Regel 2009-11-13 18:20:54 -03:00 committed by Mauro Carvalho Chehab
parent 1d4361718a
commit 7b035da93e
1 changed files with 44 additions and 40 deletions
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84
drivers/media/dvb/frontends/stv090x.c
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@ -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);