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V4L/DVB (11595): stv090x: fixes a few bugs

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This patch fixes:
* Cut revision was read too late
* Missing increment
* wrong return value
* mismatched entries

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 2009-04-23 14:56:41 -03:00 committed by Mauro Carvalho Chehab
parent 64104dc901
commit 2f5914be7c
1 changed files with 16 additions and 9 deletions
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25
drivers/media/dvb/frontends/stv090x.c
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@ -1943,6 +1943,7 @@ static int stv090x_get_loop_params(struct stv090x_state *state, s32 *freq_inc, s
srate = state->srate;
car_max = state->search_range / 1000;
car_max += car_max / 10;
car_max = 65536 * (car_max / 2);
car_max /= (state->mclk / 1000);
@ -2003,6 +2004,7 @@ static int stv090x_chk_signal(struct stv090x_state *state)
offst_car = STV090x_READ_DEMOD(state, CFR2) << 8;
offst_car |= STV090x_READ_DEMOD(state, CFR1);
offst_car = comp2(offst_car, 16);
agc2 = STV090x_READ_DEMOD(state, AGC2I1) << 8;
agc2 |= STV090x_READ_DEMOD(state, AGC2I0);
@ -2065,6 +2067,9 @@ static int stv090x_search_car_loop(struct stv090x_state *state, s32 inc, s32 tim
STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x1);
if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0)
goto err;
STV090x_SETFIELD_Px(reg, RST_HWARE_FIELD, 0x0);
if (STV090x_WRITE_DEMOD(state, TSCFGH, reg) < 0)
goto err;
}
if (zigzag) {
@ -2076,6 +2081,8 @@ static int stv090x_search_car_loop(struct stv090x_state *state, s32 inc, s32 tim
offst_freq += 2 * inc;
}
cpt_step++;
lock = stv090x_get_dmdlock(state, timeout);
no_signal = stv090x_chk_signal(state);
@ -2149,7 +2156,7 @@ static int stv090x_sw_algo(struct stv090x_state *state)
if (STV090x_WRITE_DEMOD(state, CORRELABS, 0x68) < 0)
goto err;
}
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0x69) < 0)
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, 0xc9) < 0)
goto err;
zigzag = 0;
break;
@ -2310,7 +2317,7 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
if (state->algo == STV090x_BLIND_SEARCH) {
tmg = STV090x_READ_DEMOD(state, TMGREG2);
STV090x_WRITE_DEMOD(state, SFRSTEP, 0x5c);
while ((i <= 50) && (!tmg) && (tmg != 0xff)) {
while ((i <= 50) && (tmg != 0) && (tmg != 0xff)) {
tmg = STV090x_READ_DEMOD(state, TMGREG2);
msleep(5);
i += 5;
@ -2347,7 +2354,7 @@ static enum stv090x_signal_state stv090x_get_sig_params(struct stv090x_state *st
stv090x_i2c_gate_ctrl(fe, 0);
if (abs(offst_freq) <= ((state->search_range / 2000) + 500))
return STV090x_RANGEOK;
return STV090x_RANGEOK;
else if (abs(offst_freq) <= (stv090x_car_width(state->srate, state->rolloff) / 2000))
return STV090x_RANGEOK;
else
@ -2569,8 +2576,8 @@ static int stv090x_optimize_track(struct stv090x_state *state)
case STV090x_DVBS2:
reg = STV090x_READ_DEMOD(state, DMDCFGMD);
STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1);
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0);
STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0);
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
goto err;
if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0)
@ -3115,7 +3122,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state)
if ((signal_state == STV090x_NODATA) && (!no_signal)) {
if (state->dev_ver <= 0x11) {
reg = STV090x_READ_DEMOD(state, DMDSTATE);
if (((STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD)) == STV090x_DVBS2) && (state->inversion == INVERSION_AUTO))
if (((STV090x_GETFIELD_Px(reg, HEADER_MODE_FIELD)) == STV090x_DVBS1) && (state->inversion == INVERSION_AUTO))
signal_state = stv090x_acq_fixs1(state);
}
}
@ -3139,7 +3146,7 @@ static enum dvbfe_search stv090x_search(struct dvb_frontend *fe, struct dvb_fron
state->fec = STV090x_PRERR;
state->search_range = 2000000;
if (!stv090x_algo(state)) {
if (stv090x_algo(state) == STV090x_RANGEOK) {
dprintk(FE_DEBUG, 1, "Search success!");
return DVBFE_ALGO_SEARCH_SUCCESS;
} else {
@ -3949,12 +3956,13 @@ static int stv090x_setup(struct dvb_frontend *fe)
msleep(5);
/* write initval */
dprintk(FE_DEBUG, 1, "Setting up initial values");
for (i = 0; i < t1_size; i++) {
dprintk(FE_DEBUG, 1, "Setting up initial values");
if (stv090x_write_reg(state, stv090x_initval[i].addr, stv090x_initval[i].data) < 0)
goto err;
}
state->dev_ver = stv090x_read_reg(state, STV090x_MID);
if (state->dev_ver >= 0x20) {
if (stv090x_write_reg(state, STV090x_TSGENERAL, 0x0c) < 0)
goto err;
@ -4047,7 +4055,6 @@ struct dvb_frontend *stv090x_attach(const struct stv090x_config *config,
dprintk(FE_ERROR, 1, "Error waking device");
goto error;
}
state->dev_ver = stv090x_read_reg(state, STV090x_MID);
dprintk(FE_ERROR, 1, "Attaching %s demodulator(%d) Cut=0x%02x\n",
state->device == STV0900 ? "STV0900" : "STV0903",