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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>
This commit is contained in:
Steven Toth 2008-06-21 19:32:41 -03:00 committed by Mauro Carvalho Chehab
parent 7fa8e6fa15
commit 836c28584d
1 changed files with 2 additions and 4 deletions
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6
drivers/media/dvb/frontends/au8522.c
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@ -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);