This patch adds corrections of some register values. It also contains some
blind scan related fixes.
Signed-off-by: Andreas Regel <andreas.re...@gmx.de>
diff -r e8ae419fa64f linux/drivers/media/dvb/frontends/stv090x.c
--- a/linux/drivers/media/dvb/frontends/stv090x.c Mon Nov 02 23:16:29
2009 +0100
+++ b/linux/drivers/media/dvb/frontends/stv090x.c Mon Nov 02 23:25:35
2009 +0100
@@ -1969,6 +1969,8 @@
goto err;
}
+ if (stv090x_set_vit_thtracq(state) < 0)
+ goto err;
break;
case STV090x_SEARCH_AUTO:
@@ -2009,17 +2011,8 @@
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;
@@ -2153,6 +2146,9 @@
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) {
@@ -2161,7 +2157,7 @@
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;
}
@@ -2170,8 +2166,12 @@
} 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 {
@@ -2220,8 +2220,8 @@
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;
@@ -2238,10 +2238,8 @@
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;
@@ -2327,13 +2325,15 @@
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;
@@ -2353,7 +2353,7 @@
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) {
@@ -2388,9 +2388,16 @@
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++) {
@@ -2475,7 +2482,7 @@
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;
@@ -2600,8 +2607,8 @@
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);
@@ -2664,7 +2671,7 @@
lock = 0;
}
- k_ref -= 30;
+ k_ref -= 20;
} while ((k_ref >= k_min) && (!lock) && (!coarse_fail));
}
@@ -2834,17 +2841,6 @@
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)
@@ -3604,6 +3600,9 @@
goto err;
#endif
blind_tune = 1;
+
+ if (stv090x_dvbs_track_crl(state) < 0)
+ goto err;
}
if (state->dev_ver >= 0x20) {
@@ -3876,8 +3875,13 @@
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);
--
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