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[media] mb86a20s: fix interleaving and FEC retrival 

Get the proper bits from the TMCC table registers.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Mauro Carvalho Chehab 2013-01-14 12:31:13 -03:00
parent ce77d120ed
commit 04585921ac
1 changed files with 17 additions and 5 deletions
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22
drivers/media/dvb-frontends/mb86a20s.c
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@ -413,7 +413,7 @@ static int mb86a20s_get_modulation(struct mb86a20s_state *state,
rc = mb86a20s_readreg(state, 0x6e);
if (rc < 0)
return rc;
switch ((rc & 0x70) >> 4) {
switch ((rc >> 4) & 0x07) {
case 0:
return DQPSK;
case 1:
@ -446,7 +446,7 @@ static int mb86a20s_get_fec(struct mb86a20s_state *state,
rc = mb86a20s_readreg(state, 0x6e);
if (rc < 0)
return rc;
switch (rc) {
switch ((rc >> 4) & 0x07) {
case 0:
return FEC_1_2;
case 1:
@ -481,9 +481,21 @@ static int mb86a20s_get_interleaving(struct mb86a20s_state *state,
rc = mb86a20s_readreg(state, 0x6e);
if (rc < 0)
return rc;
if (rc > 3)
return -EINVAL; /* Not used */
return rc;
switch ((rc >> 4) & 0x07) {
case 1:
return GUARD_INTERVAL_1_4;
case 2:
return GUARD_INTERVAL_1_8;
case 3:
return GUARD_INTERVAL_1_16;
case 4:
return GUARD_INTERVAL_1_32;
default:
case 0:
return GUARD_INTERVAL_AUTO;
}
}
static int mb86a20s_get_segment_count(struct mb86a20s_state *state,