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authorAndreas Regel <andreas.regel@gmx.de>2010-01-05 19:18:52 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-02-26 15:10:36 -0300
commitb79c6df705e02b5dcb0e9360a15b28373813fec1 (patch)
treee78f92576dc1bfbb2c0d6859ab2c87e1736730eb
parentceb59cf068d54761c653c42dd45c14e1ecf0f7d3 (diff)
V4L/DVB (13974): [STV090x] Fix locking reliabilty issues in automatic mode.
In automatic S/S2 detection mode, locking of a DVB-S transponder could fail when coming from a DVB-S2 transponder. This change fixes the issue by first disabling DVB-S and DVB-S2 mode before enabling it again. Signed-off-by: Andreas Regel <andreas.regel@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.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index 1573466a5c74..e57581d14ccb 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -1246,6 +1246,10 @@ static int stv090x_delivery_search(struct stv090x_state *state)
default:
/* enable DVB-S2 and DVB-S2 in Auto MODE */
reg = STV090x_READ_DEMOD(state, DMDCFGMD);
+ STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 0);
+ STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 0);
+ if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)
+ goto err;
STV090x_SETFIELD_Px(reg, DVBS1_ENABLE_FIELD, 1);
STV090x_SETFIELD_Px(reg, DVBS2_ENABLE_FIELD, 1);
if (STV090x_WRITE_DEMOD(state, DMDCFGMD, reg) < 0)