diff options
| author | Steven Toth <stoth@linuxtv.org> | 2008-06-21 19:32:41 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2008-06-26 15:58:58 -0300 |
| commit | 836c28584d4629fdc85365f083b84e1298e14312 (patch) | |
| tree | 53ce643c9d47e84dd8018cd342add02cd48dcd2a | |
| parent | 7fa8e6fa1519194fc0c931f40d530fb55137bad9 (diff) | |
| download | kernel-crypto-836c28584d4629fdc85365f083b84e1298e14312.tar.gz kernel-crypto-836c28584d4629fdc85365f083b84e1298e14312.tar.xz kernel-crypto-836c28584d4629fdc85365f083b84e1298e14312.zip | |
V4L/DVB (8096): au8522: prevent false-positive lock status
This decreases scan time in Queens, New York from 28 minutes to 7 minutes,
with the exact same services found.
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
| -rw-r--r-- | drivers/media/dvb/frontends/au8522.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/media/dvb/frontends/au8522.c b/drivers/media/dvb/frontends/au8522.c index 978a287b751..03900d241a7 100644 --- a/drivers/media/dvb/frontends/au8522.c +++ b/drivers/media/dvb/frontends/au8522.c @@ -527,10 +527,8 @@ static int au8522_read_status(struct dvb_frontend *fe, fe_status_t *status) if (state->current_modulation == VSB_8) { dprintk("%s() Checking VSB_8\n", __func__); reg = au8522_readreg(state, 0x4088); - if (reg & 0x01) - *status |= FE_HAS_VITERBI; - if (reg & 0x02) - *status |= FE_HAS_LOCK | FE_HAS_SYNC; + if ((reg & 0x03) == 0x03) + *status |= FE_HAS_LOCK | FE_HAS_SYNC | FE_HAS_VITERBI; } else { dprintk("%s() Checking QAM\n", __func__); reg = au8522_readreg(state, 0x4541); |