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authorOliver Endriss <o.endriss@gmx.de>2011-01-10 06:36:22 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2011-03-21 20:31:46 -0300
commit179fd15a99175e8e22516edbb1894c3348842f3a (patch)
tree69b8b82dab30904ae780ef813fefc65f34cd7f1b
parent908f668bfbe4d268462352b9227bfe4cb458feb6 (diff)
[media] stv090x: Fix losing lock in dual DVB-S2 mode
Do not clear registers ACLC/BCLC in DVB-S2 mode for Cut <= 20. Otherwise, the demod could lose the lock periodically. Verified with cineS2 and Duoflex. Signed-off-by: Oliver Endriss <o.endriss@gmx.de> Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r--drivers/media/dvb/frontends/stv090x.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index eccad06216c..e3442a14e5b 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -2894,10 +2894,12 @@ static int stv090x_optimize_track(struct stv090x_state *state)
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
goto err;
- if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0)
- goto err;
- if (STV090x_WRITE_DEMOD(state, BCLC, 0) < 0)
- goto err;
+ if (state->internal->dev_ver >= 0x30) {
+ if (STV090x_WRITE_DEMOD(state, ACLC, 0) < 0)
+ goto err;
+ if (STV090x_WRITE_DEMOD(state, BCLC, 0) < 0)
+ goto err;
+ }
if (state->frame_len == STV090x_LONG_FRAME) {
reg = STV090x_READ_DEMOD(state, DMDMODCOD);
modcod = STV090x_GETFIELD_Px(reg, DEMOD_MODCOD_FIELD);