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V4L/DVB: lgdt3305: enable FE_HAS_SIGNAL hack for the lgdt3304 in QAM mode

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The signal bit is unreliable on the DT3304 in QAM mode, so
set FE_HAS_SIGNAL based on 'cr_lock'

Signed-off-by: Michael Krufky <mkrufky@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Michael Krufky 2010-03-13 15:22:32 -03:00 committed by Mauro Carvalho Chehab
parent 40ff540f3e
commit a5ba334cda
1 changed files with 4 additions and 0 deletions
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4
drivers/media/dvb/frontends/lgdt3305.c
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@ -955,6 +955,10 @@ static int lgdt3305_read_status(struct dvb_frontend *fe, fe_status_t *status)
switch (state->current_modulation) { switch (state->current_modulation) {
case QAM_256: case QAM_256:
case QAM_64: case QAM_64:
/* signal bit is unreliable on the DT3304 in QAM mode */
if (((LGDT3304 == state->cfg->demod_chip)) && (cr_lock))
*status |= FE_HAS_SIGNAL;
ret = lgdt3305_read_fec_lock_status(state, &fec_lock); ret = lgdt3305_read_fec_lock_status(state, &fec_lock);
if (lg_fail(ret)) if (lg_fail(ret))
goto fail; goto fail;