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V4L/DVB (13587): DiB8000: enhance status lock

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Enhance status lock behaviour.

Signed-off-by: Olivier Grenie <olivier.grenie@dibcom.fr>
Signed-off-by: Patrick Boettcher <pboettcher@kernellabs.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Olivier Grenie 2009-11-30 06:38:49 -03:00 committed by Mauro Carvalho Chehab
parent acc5c9ee39
commit 89dfc557d1
1 changed files with 15 additions and 13 deletions
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16
drivers/media/dvb/frontends/dib8000.c
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@ -2083,29 +2083,31 @@ static int dib8000_read_status(struct dvb_frontend *fe, fe_status_t * stat)
*stat = 0;
if ((lock >> 14) & 1) // AGC
if ((lock >> 13) & 1)
*stat |= FE_HAS_SIGNAL;
if ((lock >> 8) & 1) // Equal
if ((lock >> 8) & 1) /* Equal */
*stat |= FE_HAS_CARRIER;
if ((lock >> 3) & 1) // TMCC_SYNC
if (((lock >> 1) & 0xf) == 0xf) /* TMCC_SYNC */
*stat |= FE_HAS_SYNC;
if ((lock >> 5) & 7) // FEC MPEG
if (((lock >> 12) & 1) && ((lock >> 5) & 7)) /* FEC MPEG */
*stat |= FE_HAS_LOCK;
lock = dib8000_read_word(state, 554); // Viterbi Layer A
if ((lock >> 12) & 1) {
lock = dib8000_read_word(state, 554); /* Viterbi Layer A */
if (lock & 0x01)
*stat |= FE_HAS_VITERBI;
lock = dib8000_read_word(state, 555); // Viterbi Layer B
lock = dib8000_read_word(state, 555); /* Viterbi Layer B */
if (lock & 0x01)
*stat |= FE_HAS_VITERBI;
lock = dib8000_read_word(state, 556); // Viterbi Layer C
lock = dib8000_read_word(state, 556); /* Viterbi Layer C */
if (lock & 0x01)
*stat |= FE_HAS_VITERBI;
}
return 0;
}