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| author | Andreas Regel <andreas.regel@gmx.de> | 2009-11-13 18:18:53 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-05 18:41:30 -0200 |
| commit | c4fa649a3beca1e311d7f244de67306673f4c285 (patch) | |
| tree | 9d380d2382a8b3656071bf87ad380176ac7bd9a3 /drivers/media/dvb/frontends/stv090x.c | |
| parent | a4978a83e51324aed08b1f1105a58f7e6491b751 (diff) | |
| download | lwn-c4fa649a3beca1e311d7f244de67306673f4c285.tar.gz lwn-c4fa649a3beca1e311d7f244de67306673f4c285.zip | |
V4L/DVB (13357): stv090x: adds an additional check for signal presence based on AGC1
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/media/dvb/frontends/stv090x.c')
| -rw-r--r-- | drivers/media/dvb/frontends/stv090x.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c index a2ec0ed48832..647c5354300f 100644 --- a/drivers/media/dvb/frontends/stv090x.c +++ b/drivers/media/dvb/frontends/stv090x.c @@ -3185,7 +3185,7 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state) if ((agc1_power == 0) && (power_iq < STV090x_IQPOWER_THRESHOLD)) { dprintk(FE_ERROR, 1, "No Signal: POWER_IQ=0x%02x", power_iq); lock = 0; - + signal_state = STV090x_NOAGC1; } else { reg = STV090x_READ_DEMOD(state, DEMOD); STV090x_SETFIELD_Px(reg, SPECINV_CONTROL_FIELD, state->inversion); @@ -3209,9 +3209,8 @@ static enum stv090x_signal_state stv090x_algo(struct stv090x_state *state) } } - /* need to check for AGC1 state */ - - + if (signal_state == STV090x_NOAGC1) + return signal_state; if (state->algo == STV090x_BLIND_SEARCH) lock = stv090x_blind_search(state); |