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Commit b79c6df7 authored by Andreas Regel's avatar Andreas Regel Committed by Mauro Carvalho Chehab
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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: default avatarAndreas Regel <andreas.regel@gmx.de>
Signed-off-by: default avatarManu Abraham <manu@linuxtv.org>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@redhat.com>
parent ceb59cf0

drivers/media/dvb/frontends/stv090x.c

+4 −0
Original line number Diff line number Diff line
@@ -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)